From b9237578f8d685bb86901ba9ff0d379218e5a3c5 Mon Sep 17 00:00:00 2001 From: "John W. Linville" Date: Mon, 25 Oct 2010 10:33:07 -0400 Subject: rt2x00pci: do not use GFP_DMA Signed-off-by: John W. Linville Acked-by: Ivo van Doorn --- drivers/net/wireless/rt2x00/rt2x00pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 2449d785cf8d..868ca19b13ea 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -105,7 +105,7 @@ static int rt2x00pci_alloc_queue_dma(struct rt2x00_dev *rt2x00dev, */ addr = dma_alloc_coherent(rt2x00dev->dev, queue->limit * queue->desc_size, - &dma, GFP_KERNEL | GFP_DMA); + &dma, GFP_KERNEL); if (!addr) return -ENOMEM; -- cgit v1.2.3 From 961621abee08fde2328daf6f8000e1059e5205e9 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Thu, 4 Nov 2010 20:36:59 +0100 Subject: rt2x00: Add TXOP_CTRL_CFG register definition Remove the magic value initialisation of the TXOP_CTRL_CFG register by defining its fields and using them during intialisation. The field RESERVED_TRUN_EN is referred to as reserved, however it is set to 1 by the legacy drivers. Hence, do the same. Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800.h | 23 +++++++++++++++++++++++ drivers/net/wireless/rt2x00/rt2800lib.c | 18 +++++++++++++++++- 2 files changed, 40 insertions(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index eb8b6cab9925..6cfed0638ceb 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -960,8 +960,31 @@ /* * TXOP_CTRL_CFG: + * TIMEOUT_TRUN_EN: Enable/Disable TXOP timeout truncation + * AC_TRUN_EN: Enable/Disable truncation for AC change + * TXRATEGRP_TRUN_EN: Enable/Disable truncation for TX rate group change + * USER_MODE_TRUN_EN: Enable/Disable truncation for user TXOP mode + * MIMO_PS_TRUN_EN: Enable/Disable truncation for MIMO PS RTS/CTS + * RESERVED_TRUN_EN: Reserved + * LSIG_TXOP_EN: Enable/Disable L-SIG TXOP protection + * EXT_CCA_EN: Enable/Disable extension channel CCA reference (Defer 40Mhz + * transmissions if extension CCA is clear). + * EXT_CCA_DLY: Extension CCA signal delay time (unit: us) + * EXT_CWMIN: CwMin for extension channel backoff + * 0: Disabled + * */ #define TXOP_CTRL_CFG 0x1340 +#define TXOP_CTRL_CFG_TIMEOUT_TRUN_EN FIELD32(0x00000001) +#define TXOP_CTRL_CFG_AC_TRUN_EN FIELD32(0x00000002) +#define TXOP_CTRL_CFG_TXRATEGRP_TRUN_EN FIELD32(0x00000004) +#define TXOP_CTRL_CFG_USER_MODE_TRUN_EN FIELD32(0x00000008) +#define TXOP_CTRL_CFG_MIMO_PS_TRUN_EN FIELD32(0x00000010) +#define TXOP_CTRL_CFG_RESERVED_TRUN_EN FIELD32(0x00000020) +#define TXOP_CTRL_CFG_LSIG_TXOP_EN FIELD32(0x00000040) +#define TXOP_CTRL_CFG_EXT_CCA_EN FIELD32(0x00000080) +#define TXOP_CTRL_CFG_EXT_CCA_DLY FIELD32(0x0000ff00) +#define TXOP_CTRL_CFG_EXT_CWMIN FIELD32(0x000f0000) /* * TX_RTS_CFG: diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 5f00e00789d8..54bf08570557 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -2097,7 +2097,23 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); } - rt2800_register_write(rt2x00dev, TXOP_CTRL_CFG, 0x0000583f); + /* + * The legacy driver also sets TXOP_CTRL_CFG_RESERVED_TRUN_EN to 1 + * although it is reserved. + */ + rt2800_register_read(rt2x00dev, TXOP_CTRL_CFG, ®); + rt2x00_set_field32(®, TXOP_CTRL_CFG_TIMEOUT_TRUN_EN, 1); + rt2x00_set_field32(®, TXOP_CTRL_CFG_AC_TRUN_EN, 1); + rt2x00_set_field32(®, TXOP_CTRL_CFG_TXRATEGRP_TRUN_EN, 1); + rt2x00_set_field32(®, TXOP_CTRL_CFG_USER_MODE_TRUN_EN, 1); + rt2x00_set_field32(®, TXOP_CTRL_CFG_MIMO_PS_TRUN_EN, 1); + rt2x00_set_field32(®, TXOP_CTRL_CFG_RESERVED_TRUN_EN, 1); + rt2x00_set_field32(®, TXOP_CTRL_CFG_LSIG_TXOP_EN, 0); + rt2x00_set_field32(®, TXOP_CTRL_CFG_EXT_CCA_EN, 0); + rt2x00_set_field32(®, TXOP_CTRL_CFG_EXT_CCA_DLY, 88); + rt2x00_set_field32(®, TXOP_CTRL_CFG_EXT_CWMIN, 0); + rt2800_register_write(rt2x00dev, TXOP_CTRL_CFG, reg); + rt2800_register_write(rt2x00dev, TXOP_HLDR_ET, 0x00000002); rt2800_register_read(rt2x00dev, TX_RTS_CFG, ®); -- cgit v1.2.3 From efd2f271e44c7ea011cdb0363d38f40338ab80d2 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Thu, 4 Nov 2010 20:37:22 +0100 Subject: rt2x00: Sync Tx and RX ring sizes with legacy drivers All rt2x00 devices used the same Tx and Rx ring size (24 entries) till now. Newer devices (like rt2800) can however make use of a larger TX and RX ring due to 11n capabilities (AMPDUs of size 64 for example). Hence, bring rt2x00 in sync with the legacy drivers and use the same TX and RX ring sizes. Also remove the global defines RX_ENTRIES, TX_ENTRIES, BEACON_ENTRIES and ATIM_ENTRIES and use per driver values. That is 24 entries for rt2400pci, 32 entries for rt2500pci, rt2500usb, rt61pci and rt73usb and 128 (RX) and 64 (TX) for rt2800pci and rt2800usb. Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 8 ++++---- drivers/net/wireless/rt2x00/rt2500pci.c | 8 ++++---- drivers/net/wireless/rt2x00/rt2500usb.c | 8 ++++---- drivers/net/wireless/rt2x00/rt2800lib.c | 2 +- drivers/net/wireless/rt2x00/rt2800pci.c | 8 ++++---- drivers/net/wireless/rt2x00/rt2800usb.c | 9 +++++---- drivers/net/wireless/rt2x00/rt2x00queue.h | 16 ---------------- drivers/net/wireless/rt2x00/rt61pci.c | 8 ++++---- drivers/net/wireless/rt2x00/rt73usb.c | 6 +++--- 9 files changed, 29 insertions(+), 44 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 4f420a9ec5dc..c94aa1e5d089 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1640,28 +1640,28 @@ static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { }; static const struct data_queue_desc rt2400pci_queue_rx = { - .entry_num = RX_ENTRIES, + .entry_num = 24, .data_size = DATA_FRAME_SIZE, .desc_size = RXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), }; static const struct data_queue_desc rt2400pci_queue_tx = { - .entry_num = TX_ENTRIES, + .entry_num = 24, .data_size = DATA_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), }; static const struct data_queue_desc rt2400pci_queue_bcn = { - .entry_num = BEACON_ENTRIES, + .entry_num = 1, .data_size = MGMT_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), }; static const struct data_queue_desc rt2400pci_queue_atim = { - .entry_num = ATIM_ENTRIES, + .entry_num = 8, .data_size = DATA_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index 97feb7aef809..ab6c9eccd9bb 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1937,28 +1937,28 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = { }; static const struct data_queue_desc rt2500pci_queue_rx = { - .entry_num = RX_ENTRIES, + .entry_num = 32, .data_size = DATA_FRAME_SIZE, .desc_size = RXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), }; static const struct data_queue_desc rt2500pci_queue_tx = { - .entry_num = TX_ENTRIES, + .entry_num = 32, .data_size = DATA_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), }; static const struct data_queue_desc rt2500pci_queue_bcn = { - .entry_num = BEACON_ENTRIES, + .entry_num = 1, .data_size = MGMT_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), }; static const struct data_queue_desc rt2500pci_queue_atim = { - .entry_num = ATIM_ENTRIES, + .entry_num = 8, .data_size = DATA_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 93e44c7f3a74..725ae34f1815 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1829,28 +1829,28 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { }; static const struct data_queue_desc rt2500usb_queue_rx = { - .entry_num = RX_ENTRIES, + .entry_num = 32, .data_size = DATA_FRAME_SIZE, .desc_size = RXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt2500usb_queue_tx = { - .entry_num = TX_ENTRIES, + .entry_num = 32, .data_size = DATA_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt2500usb_queue_bcn = { - .entry_num = BEACON_ENTRIES, + .entry_num = 1, .data_size = MGMT_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb_bcn), }; static const struct data_queue_desc rt2500usb_queue_atim = { - .entry_num = ATIM_ENTRIES, + .entry_num = 8, .data_size = DATA_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 54bf08570557..b1738bbf87ff 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -727,7 +727,7 @@ void rt2800_txdone(struct rt2x00_dev *rt2x00dev) * that the TX_STA_FIFO stack has a size of 16. We stick to our * tx ring size for now. */ - for (i = 0; i < TX_ENTRIES; i++) { + for (i = 0; i < rt2x00dev->ops->tx->entry_num; i++) { rt2800_register_read(rt2x00dev, TX_STA_FIFO, ®); if (!rt2x00_get_field32(reg, TX_STA_FIFO_VALID)) break; diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index b26739535986..2c12b598be50 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -777,7 +777,7 @@ static void rt2800pci_txstatus_interrupt(struct rt2x00_dev *rt2x00dev) * Since we have only one producer and one consumer we don't * need to lock the kfifo. */ - for (i = 0; i < TX_ENTRIES; i++) { + for (i = 0; i < rt2x00dev->ops->tx->entry_num; i++) { rt2800_register_read(rt2x00dev, TX_STA_FIFO, &status); if (!rt2x00_get_field32(status, TX_STA_FIFO_VALID)) @@ -991,21 +991,21 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = { }; static const struct data_queue_desc rt2800pci_queue_rx = { - .entry_num = RX_ENTRIES, + .entry_num = 128, .data_size = AGGREGATION_SIZE, .desc_size = RXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), }; static const struct data_queue_desc rt2800pci_queue_tx = { - .entry_num = TX_ENTRIES, + .entry_num = 64, .data_size = AGGREGATION_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), }; static const struct data_queue_desc rt2800pci_queue_bcn = { - .entry_num = 8 * BEACON_ENTRIES, + .entry_num = 8, .data_size = 0, /* No DMA required for beacons */ .desc_size = TXWI_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 3dff56ec195a..3f44131baeee 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -165,7 +165,8 @@ static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev) * this limit so reduce the number to prevent errors. */ rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_LIMIT, - ((RX_ENTRIES * DATA_FRAME_SIZE) / 1024) - 3); + ((rt2x00dev->ops->rx->entry_num * DATA_FRAME_SIZE) + / 1024) - 3); rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_EN, 1); rt2x00_set_field32(®, USB_DMA_CFG_TX_BULK_EN, 1); rt2800_register_write(rt2x00dev, USB_DMA_CFG, reg); @@ -553,21 +554,21 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { }; static const struct data_queue_desc rt2800usb_queue_rx = { - .entry_num = RX_ENTRIES, + .entry_num = 128, .data_size = AGGREGATION_SIZE, .desc_size = RXINFO_DESC_SIZE + RXWI_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt2800usb_queue_tx = { - .entry_num = TX_ENTRIES, + .entry_num = 64, .data_size = AGGREGATION_SIZE, .desc_size = TXINFO_DESC_SIZE + TXWI_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt2800usb_queue_bcn = { - .entry_num = 8 * BEACON_ENTRIES, + .entry_num = 8, .data_size = MGMT_FRAME_SIZE, .desc_size = TXINFO_DESC_SIZE + TXWI_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index d81d85f34866..64acfb62d909 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -42,22 +42,6 @@ #define MGMT_FRAME_SIZE 256 #define AGGREGATION_SIZE 3840 -/** - * DOC: Number of entries per queue - * - * Under normal load without fragmentation, 12 entries are sufficient - * without the queue being filled up to the maximum. When using fragmentation - * and the queue threshold code, we need to add some additional margins to - * make sure the queue will never (or only under extreme load) fill up - * completely. - * Since we don't use preallocated DMA, having a large number of queue entries - * will have minimal impact on the memory requirements for the queue. - */ -#define RX_ENTRIES 24 -#define TX_ENTRIES 24 -#define BEACON_ENTRIES 1 -#define ATIM_ENTRIES 8 - /** * enum data_queue_qid: Queue identification * diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index af548c87f108..3232336b7f42 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -2078,7 +2078,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev) * that the TX_STA_FIFO stack has a size of 16. We stick to our * tx ring size for now. */ - for (i = 0; i < TX_ENTRIES; i++) { + for (i = 0; i < rt2x00dev->ops->tx->entry_num; i++) { rt2x00pci_register_read(rt2x00dev, STA_CSR4, ®); if (!rt2x00_get_field32(reg, STA_CSR4_VALID)) break; @@ -2857,21 +2857,21 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { }; static const struct data_queue_desc rt61pci_queue_rx = { - .entry_num = RX_ENTRIES, + .entry_num = 32, .data_size = DATA_FRAME_SIZE, .desc_size = RXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), }; static const struct data_queue_desc rt61pci_queue_tx = { - .entry_num = TX_ENTRIES, + .entry_num = 32, .data_size = DATA_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), }; static const struct data_queue_desc rt61pci_queue_bcn = { - .entry_num = 4 * BEACON_ENTRIES, + .entry_num = 4, .data_size = 0, /* No DMA required for beacons */ .desc_size = TXINFO_SIZE, .priv_size = sizeof(struct queue_entry_priv_pci), diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 9be8089317e4..67447ec005bf 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -2296,21 +2296,21 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { }; static const struct data_queue_desc rt73usb_queue_rx = { - .entry_num = RX_ENTRIES, + .entry_num = 32, .data_size = DATA_FRAME_SIZE, .desc_size = RXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt73usb_queue_tx = { - .entry_num = TX_ENTRIES, + .entry_num = 32, .data_size = DATA_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt73usb_queue_bcn = { - .entry_num = 4 * BEACON_ENTRIES, + .entry_num = 4, .data_size = MGMT_FRAME_SIZE, .desc_size = TXINFO_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), -- cgit v1.2.3 From 08e5310028359de2daaa39cd10e9ca493c51792b Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Thu, 4 Nov 2010 20:37:47 +0100 Subject: rt2x00: Wait up to one second on rt2800 for WPDMA to be ready At least some devices need such a long time to inititalize WPDMA. This only increases the maximum wait time and shouldn't affect devices that have been working before. Reported-by: Joshua Smith Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800lib.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index b1738bbf87ff..dcd3a8981ca2 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -277,13 +277,17 @@ int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev) unsigned int i; u32 reg; + /* + * Some devices are really slow to respond here. Wait a whole second + * before timing out. + */ for (i = 0; i < REGISTER_BUSY_COUNT; i++) { rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) && !rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY)) return 0; - msleep(1); + msleep(10); } ERROR(rt2x00dev, "WPDMA TX/RX busy, aborting.\n"); -- cgit v1.2.3 From 2b23cdaa3b0e9567597563e5a7a5103ecda447f0 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Thu, 4 Nov 2010 20:38:15 +0100 Subject: rt2x00: Reduce tx descriptor size The tx descriptor values qid, cw_min, cw_max and aifs are directly accessible through the tx entry struct. So there's no need to copy them into the tx descriptor and passing them to the indiviual drivers. Instead we can just get the correct value from the tx entry. Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2500pci.c | 6 +++--- drivers/net/wireless/rt2x00/rt2500usb.c | 6 +++--- drivers/net/wireless/rt2x00/rt2800lib.c | 2 +- drivers/net/wireless/rt2x00/rt2x00queue.c | 8 -------- drivers/net/wireless/rt2x00/rt2x00queue.h | 9 --------- drivers/net/wireless/rt2x00/rt61pci.c | 14 +++++++------- drivers/net/wireless/rt2x00/rt73usb.c | 8 ++++---- 7 files changed, 18 insertions(+), 35 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index ab6c9eccd9bb..b69e55fedda9 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1193,9 +1193,9 @@ static void rt2500pci_write_tx_desc(struct queue_entry *entry, rt2x00_desc_read(txd, 2, &word); rt2x00_set_field32(&word, TXD_W2_IV_OFFSET, IEEE80211_HEADER); - rt2x00_set_field32(&word, TXD_W2_AIFS, txdesc->aifs); - rt2x00_set_field32(&word, TXD_W2_CWMIN, txdesc->cw_min); - rt2x00_set_field32(&word, TXD_W2_CWMAX, txdesc->cw_max); + rt2x00_set_field32(&word, TXD_W2_AIFS, entry->queue->aifs); + rt2x00_set_field32(&word, TXD_W2_CWMIN, entry->queue->cw_min); + rt2x00_set_field32(&word, TXD_W2_CWMAX, entry->queue->cw_max); rt2x00_desc_write(txd, 2, word); rt2x00_desc_read(txd, 3, &word); diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 725ae34f1815..f20ab79b2817 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1081,9 +1081,9 @@ static void rt2500usb_write_tx_desc(struct queue_entry *entry, rt2x00_desc_read(txd, 1, &word); rt2x00_set_field32(&word, TXD_W1_IV_OFFSET, txdesc->iv_offset); - rt2x00_set_field32(&word, TXD_W1_AIFS, txdesc->aifs); - rt2x00_set_field32(&word, TXD_W1_CWMIN, txdesc->cw_min); - rt2x00_set_field32(&word, TXD_W1_CWMAX, txdesc->cw_max); + rt2x00_set_field32(&word, TXD_W1_AIFS, entry->queue->aifs); + rt2x00_set_field32(&word, TXD_W1_CWMIN, entry->queue->cw_min); + rt2x00_set_field32(&word, TXD_W1_CWMAX, entry->queue->cw_max); rt2x00_desc_write(txd, 1, word); rt2x00_desc_read(txd, 2, &word); diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index dcd3a8981ca2..6fa654956f4e 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -487,7 +487,7 @@ void rt2800_write_tx_data(struct queue_entry *entry, txdesc->key_idx : 0xff); rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT, txdesc->length); - rt2x00_set_field32(&word, TXWI_W1_PACKETID_QUEUE, txdesc->qid); + rt2x00_set_field32(&word, TXWI_W1_PACKETID_QUEUE, entry->queue->qid); rt2x00_set_field32(&word, TXWI_W1_PACKETID_ENTRY, (entry->entry_idx % 3) + 1); rt2x00_desc_write(txwi, 1, word); diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index e360d287defb..4e2a8c2e014d 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -310,14 +310,6 @@ static void rt2x00queue_create_tx_descriptor(struct queue_entry *entry, memset(txdesc, 0, sizeof(*txdesc)); - /* - * Initialize information from queue - */ - txdesc->qid = entry->queue->qid; - txdesc->cw_min = entry->queue->cw_min; - txdesc->cw_max = entry->queue->cw_max; - txdesc->aifs = entry->queue->aifs; - /* * Header and frame information. */ diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index 64acfb62d909..8a36ef31e893 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -280,7 +280,6 @@ enum txentry_desc_flags { * Summary of information for the frame descriptor before sending a TX frame. * * @flags: Descriptor flags (See &enum queue_entry_flags). - * @qid: Queue identification (See &enum data_queue_qid). * @length: Length of the entire frame. * @header_length: Length of 802.11 header. * @length_high: PLCP length high word. @@ -293,11 +292,8 @@ enum txentry_desc_flags { * @rate_mode: Rate mode (See @enum rate_modulation). * @mpdu_density: MDPU density. * @retry_limit: Max number of retries. - * @aifs: AIFS value. * @ifs: IFS value. * @txop: IFS value for 11n capable chips. - * @cw_min: cwmin value. - * @cw_max: cwmax value. * @cipher: Cipher type used for encryption. * @key_idx: Key index used for encryption. * @iv_offset: Position where IV should be inserted by hardware. @@ -306,8 +302,6 @@ enum txentry_desc_flags { struct txentry_desc { unsigned long flags; - enum data_queue_qid qid; - u16 length; u16 header_length; @@ -323,11 +317,8 @@ struct txentry_desc { u16 mpdu_density; short retry_limit; - short aifs; short ifs; short txop; - short cw_min; - short cw_max; enum cipher cipher; u16 key_idx; diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 3232336b7f42..fba9ee11873b 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1789,10 +1789,10 @@ static void rt61pci_write_tx_desc(struct queue_entry *entry, * Start writing the descriptor words. */ rt2x00_desc_read(txd, 1, &word); - rt2x00_set_field32(&word, TXD_W1_HOST_Q_ID, txdesc->qid); - rt2x00_set_field32(&word, TXD_W1_AIFSN, txdesc->aifs); - rt2x00_set_field32(&word, TXD_W1_CWMIN, txdesc->cw_min); - rt2x00_set_field32(&word, TXD_W1_CWMAX, txdesc->cw_max); + rt2x00_set_field32(&word, TXD_W1_HOST_Q_ID, entry->queue->qid); + rt2x00_set_field32(&word, TXD_W1_AIFSN, entry->queue->aifs); + rt2x00_set_field32(&word, TXD_W1_CWMIN, entry->queue->cw_min); + rt2x00_set_field32(&word, TXD_W1_CWMAX, entry->queue->cw_max); rt2x00_set_field32(&word, TXD_W1_IV_OFFSET, txdesc->iv_offset); rt2x00_set_field32(&word, TXD_W1_HW_SEQUENCE, test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags)); @@ -1820,7 +1820,7 @@ static void rt61pci_write_tx_desc(struct queue_entry *entry, rt2x00_set_field32(&word, TXD_W5_WAITING_DMA_DONE_INT, 1); rt2x00_desc_write(txd, 5, word); - if (txdesc->qid != QID_BEACON) { + if (entry->queue->qid != QID_BEACON) { rt2x00_desc_read(txd, 6, &word); rt2x00_set_field32(&word, TXD_W6_BUFFER_PHYSICAL_ADDRESS, skbdesc->skb_dma); @@ -1866,8 +1866,8 @@ static void rt61pci_write_tx_desc(struct queue_entry *entry, * Register descriptor details in skb frame descriptor. */ skbdesc->desc = txd; - skbdesc->desc_len = - (txdesc->qid == QID_BEACON) ? TXINFO_SIZE : TXD_DESC_SIZE; + skbdesc->desc_len = (entry->queue->qid == QID_BEACON) ? TXINFO_SIZE : + TXD_DESC_SIZE; } /* diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 67447ec005bf..3c86f0075aed 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1472,10 +1472,10 @@ static void rt73usb_write_tx_desc(struct queue_entry *entry, rt2x00_desc_write(txd, 0, word); rt2x00_desc_read(txd, 1, &word); - rt2x00_set_field32(&word, TXD_W1_HOST_Q_ID, txdesc->qid); - rt2x00_set_field32(&word, TXD_W1_AIFSN, txdesc->aifs); - rt2x00_set_field32(&word, TXD_W1_CWMIN, txdesc->cw_min); - rt2x00_set_field32(&word, TXD_W1_CWMAX, txdesc->cw_max); + rt2x00_set_field32(&word, TXD_W1_HOST_Q_ID, entry->queue->qid); + rt2x00_set_field32(&word, TXD_W1_AIFSN, entry->queue->aifs); + rt2x00_set_field32(&word, TXD_W1_CWMIN, entry->queue->cw_min); + rt2x00_set_field32(&word, TXD_W1_CWMAX, entry->queue->cw_max); rt2x00_set_field32(&word, TXD_W1_IV_OFFSET, txdesc->iv_offset); rt2x00_set_field32(&word, TXD_W1_HW_SEQUENCE, test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags)); -- cgit v1.2.3 From e2f8c8752b994026fc0ddb4bb29ca229b3e0c104 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Thu, 4 Nov 2010 20:38:56 +0100 Subject: rt2x00: Optimize rt2x00debug_dump_frame when frame dumping is not active When rt2x00 is compiled with debugging but frame dumping is currently not active we can avoid the call to do_gettimeofday. Furthermore, frame dumping is not the default case, mark it as unlikely. Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00debug.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c index fcdb6b0dc40f..8296a9d47bbd 100644 --- a/drivers/net/wireless/rt2x00/rt2x00debug.c +++ b/drivers/net/wireless/rt2x00/rt2x00debug.c @@ -162,11 +162,11 @@ void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev, struct timeval timestamp; u32 data_len; - do_gettimeofday(×tamp); - - if (!test_bit(FRAME_DUMP_FILE_OPEN, &intf->frame_dump_flags)) + if (likely(!test_bit(FRAME_DUMP_FILE_OPEN, &intf->frame_dump_flags))) return; + do_gettimeofday(×tamp); + if (skb_queue_len(&intf->frame_dump_skbqueue) > 20) { DEBUG(rt2x00dev, "txrx dump queue length exceeded.\n"); return; -- cgit v1.2.3 From 7225ce1ea93d24c0914eea0410dcfc426281f996 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Thu, 4 Nov 2010 20:39:23 +0100 Subject: rt2x00: Rename rt2x00queue_timeout Rename rt2x00queue_timeout to rt2x00queue_status_timeout to better describe what is actually timing out (note that we already have a rt2x00queue_dma_timeout). Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00queue.h | 4 ++-- drivers/net/wireless/rt2x00/rt2x00usb.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index 8a36ef31e893..64c00e2ab716 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -593,10 +593,10 @@ static inline int rt2x00queue_threshold(struct data_queue *queue) } /** - * rt2x00queue_timeout - Check if a timeout occured for STATUS reorts + * rt2x00queue_status_timeout - Check if a timeout occured for STATUS reports * @queue: Queue to check. */ -static inline int rt2x00queue_timeout(struct data_queue *queue) +static inline int rt2x00queue_status_timeout(struct data_queue *queue) { return time_after(queue->last_action[Q_INDEX_DMA_DONE], queue->last_action[Q_INDEX_DONE] + (HZ / 10)); diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index b3317df7a7d4..88995d50a5c7 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -361,7 +361,7 @@ void rt2x00usb_watchdog(struct rt2x00_dev *rt2x00dev) if (!rt2x00queue_empty(queue)) { if (rt2x00queue_dma_timeout(queue)) rt2x00usb_watchdog_tx_dma(queue); - if (rt2x00queue_timeout(queue)) + if (rt2x00queue_status_timeout(queue)) rt2x00usb_watchdog_tx_status(queue); } } -- cgit v1.2.3 From aaf886bd215396f295bc0489e8ae09d1c03d9aa0 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Thu, 4 Nov 2010 20:39:48 +0100 Subject: rt2x00: Remove failsave from rt2x00usb_watchdog_tx_dma When the TX status handler failed to clear the queue in rt2x00usb_watchdog_tx_dma() we shouldn't use a failsave to use the rt2x00usb txdone handler. If a driver has overriden the txdone handler it must make sure the txdone handler is capable of cleaning up the queue itself. Signed-off-by: Ivo van Doorn Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00usb.c | 15 --------------- 1 file changed, 15 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 88995d50a5c7..6dd96192dd91 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -322,21 +322,6 @@ static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) */ rt2x00dev->txdone_work.func(&rt2x00dev->txdone_work); - /* - * Security measure: if the driver did override the - * txdone_work function, and the hardware did arrive - * in a state which causes it to malfunction, it is - * possible that the driver couldn't handle the txdone - * event correctly. So after giving the driver the - * chance to cleanup, we now force a cleanup of any - * leftovers. - */ - if (!rt2x00queue_empty(queue)) { - WARNING(queue->rt2x00dev, "TX queue %d DMA timed out," - " status handling failed, invoke hard reset", queue->qid); - rt2x00usb_work_txdone(&rt2x00dev->txdone_work); - } - /* * The queue has been reset, and mac80211 is allowed to use the * queue again. -- cgit v1.2.3 From f44df18c58d4debe3ec0bb76a490aa2f3929fd8b Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Thu, 4 Nov 2010 20:40:11 +0100 Subject: rt2x00: Implement flush callback Implement a basic flush callback function, which simply loops over all TX queues and waits until all frames have been transmitted and the status reports have been gathered. At this moment we don't support dropping any frames during the flush, but mac80211 will only send 'false' for this argument anyway, so this is not important at this time. Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 1 + drivers/net/wireless/rt2x00/rt2500pci.c | 1 + drivers/net/wireless/rt2x00/rt2500usb.c | 1 + drivers/net/wireless/rt2x00/rt2800pci.c | 1 + drivers/net/wireless/rt2x00/rt2800usb.c | 1 + drivers/net/wireless/rt2x00/rt2x00.h | 1 + drivers/net/wireless/rt2x00/rt2x00mac.c | 38 +++++++++++++++++++++++++++++++++ drivers/net/wireless/rt2x00/rt61pci.c | 1 + drivers/net/wireless/rt2x00/rt73usb.c | 1 + 9 files changed, 46 insertions(+) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index c94aa1e5d089..bc1ae1ebfdb0 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1612,6 +1612,7 @@ static const struct ieee80211_ops rt2400pci_mac80211_ops = { .get_tsf = rt2400pci_get_tsf, .tx_last_beacon = rt2400pci_tx_last_beacon, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index b69e55fedda9..54754150250b 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1909,6 +1909,7 @@ static const struct ieee80211_ops rt2500pci_mac80211_ops = { .get_tsf = rt2500pci_get_tsf, .tx_last_beacon = rt2500pci_tx_last_beacon, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index f20ab79b2817..478c4f127ce6 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1801,6 +1801,7 @@ static const struct ieee80211_ops rt2500usb_mac80211_ops = { .bss_info_changed = rt2x00mac_bss_info_changed, .conf_tx = rt2x00mac_conf_tx, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 2c12b598be50..6dc61b7710b9 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -943,6 +943,7 @@ static const struct ieee80211_ops rt2800pci_mac80211_ops = { .get_tsf = rt2800_get_tsf, .rfkill_poll = rt2x00mac_rfkill_poll, .ampdu_action = rt2800_ampdu_action, + .flush = rt2x00mac_flush, }; static const struct rt2800_ops rt2800pci_rt2800_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 3f44131baeee..04dfedc70f85 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -508,6 +508,7 @@ static const struct ieee80211_ops rt2800usb_mac80211_ops = { .get_tsf = rt2800_get_tsf, .rfkill_poll = rt2x00mac_rfkill_poll, .ampdu_action = rt2800_ampdu_action, + .flush = rt2x00mac_flush, }; static const struct rt2800_ops rt2800usb_rt2800_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 94fe589acfaa..42bd3a96f23b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -1133,6 +1133,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, int rt2x00mac_conf_tx(struct ieee80211_hw *hw, u16 queue, const struct ieee80211_tx_queue_params *params); void rt2x00mac_rfkill_poll(struct ieee80211_hw *hw); +void rt2x00mac_flush(struct ieee80211_hw *hw, bool drop); /* * Driver allocation handlers. diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index c3c206a97d54..283a8d9874ee 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -719,3 +719,41 @@ void rt2x00mac_rfkill_poll(struct ieee80211_hw *hw) wiphy_rfkill_set_hw_state(hw->wiphy, !active); } EXPORT_SYMBOL_GPL(rt2x00mac_rfkill_poll); + +void rt2x00mac_flush(struct ieee80211_hw *hw, bool drop) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + struct data_queue *queue; + unsigned int i = 0; + + ieee80211_stop_queues(hw); + + /* + * Run over all queues to kick them, this will force + * any pending frames to be transmitted. + */ + tx_queue_for_each(rt2x00dev, queue) { + rt2x00dev->ops->lib->kick_tx_queue(queue); + } + + /** + * All queues have been kicked, now wait for each queue + * to become empty. With a bit of luck, we only have to wait + * for the first queue to become empty, because while waiting + * for the that queue, the other queues will have transmitted + * all their frames as well (since they were already kicked). + */ + tx_queue_for_each(rt2x00dev, queue) { + for (i = 0; i < 10; i++) { + if (rt2x00queue_empty(queue)) + break; + msleep(100); + } + + if (!rt2x00queue_empty(queue)) + WARNING(rt2x00dev, "Failed to flush queue %d", queue->qid); + } + + ieee80211_wake_queues(hw); +} +EXPORT_SYMBOL_GPL(rt2x00mac_flush); diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index fba9ee11873b..f01bff7656bc 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -2824,6 +2824,7 @@ static const struct ieee80211_ops rt61pci_mac80211_ops = { .conf_tx = rt61pci_conf_tx, .get_tsf = rt61pci_get_tsf, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 3c86f0075aed..dcb9211c4771 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -2264,6 +2264,7 @@ static const struct ieee80211_ops rt73usb_mac80211_ops = { .conf_tx = rt73usb_conf_tx, .get_tsf = rt73usb_get_tsf, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { -- cgit v1.2.3 From 303c7d6abfd0430e39e84a43361492b4a8c890b6 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Thu, 4 Nov 2010 20:40:46 +0100 Subject: rt2x00: Fix MCU_SLEEP arguments Legacy driver uses 0xff as the second argument for the MCU_SLEEP command. It is still unknown what the values actually mean, but this will at least keep the command in-sync with the original driver. Signed-off-by: Ivo van Doorn Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800pci.c | 2 +- drivers/net/wireless/rt2x00/rt2800usb.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 6dc61b7710b9..1db0c3bf2e1f 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -442,7 +442,7 @@ static int rt2800pci_set_state(struct rt2x00_dev *rt2x00dev, * if the device is booting and wasn't asleep it will return * failure when attempting to wakeup. */ - rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0, 2); + rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2); if (state == STATE_AWAKE) { rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, TOKEN_WAKUP, 0, 0); diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 04dfedc70f85..5c31e3350aac 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -184,9 +184,9 @@ static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev, enum dev_state state) { if (state == STATE_AWAKE) - rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0); + rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 2); else - rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0, 2); + rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2); return 0; } -- cgit v1.2.3 From 070192dd2975c0e97bbdeac7623b755235c6db7d Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Thu, 4 Nov 2010 20:41:05 +0100 Subject: rt2x00: Fix crash on USB unplug By not scheduling the TX/RX completion worker threads when Radio is disabled, or hardware has been unplugged, the queues cannot be completely cleaned. This causes crashes when the hardware has been unplugged while the radio is still enabled. Signed-off-by: Ivo van Doorn Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00dev.c | 12 ++++++++++-- drivers/net/wireless/rt2x00/rt2x00usb.c | 8 ++------ 2 files changed, 12 insertions(+), 8 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 5ba79b935f09..0f34d996975b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -483,6 +483,10 @@ void rt2x00lib_rxdone(struct queue_entry *entry) unsigned int header_length; int rate_idx; + if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) || + !test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) + goto submit_entry; + if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags)) goto submit_entry; @@ -567,9 +571,13 @@ void rt2x00lib_rxdone(struct queue_entry *entry) entry->skb = skb; submit_entry: - rt2x00dev->ops->lib->clear_entry(entry); - rt2x00queue_index_inc(entry->queue, Q_INDEX); + entry->flags = 0; rt2x00queue_index_inc(entry->queue, Q_INDEX_DONE); + if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) && + test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) { + rt2x00dev->ops->lib->clear_entry(entry); + rt2x00queue_index_inc(entry->queue, Q_INDEX); + } } EXPORT_SYMBOL_GPL(rt2x00lib_rxdone); diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 6dd96192dd91..9ac14598e2a0 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -226,9 +226,7 @@ static void rt2x00usb_interrupt_txdone(struct urb *urb) * Schedule the delayed work for reading the TX status * from the device. */ - if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) && - test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - ieee80211_queue_work(rt2x00dev->hw, &rt2x00dev->txdone_work); + ieee80211_queue_work(rt2x00dev->hw, &rt2x00dev->txdone_work); } static void rt2x00usb_kick_tx_entry(struct queue_entry *entry) @@ -409,9 +407,7 @@ static void rt2x00usb_interrupt_rxdone(struct urb *urb) * Schedule the delayed work for reading the RX status * from the device. */ - if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) && - test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - ieee80211_queue_work(rt2x00dev->hw, &rt2x00dev->rxdone_work); + ieee80211_queue_work(rt2x00dev->hw, &rt2x00dev->rxdone_work); } /* -- cgit v1.2.3 From fa8b4b22d543b4052602b0c86065150613ed19e8 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Thu, 4 Nov 2010 20:42:36 +0100 Subject: rt2x00: Fix hw crypto in AP mode for some devices The BSSID register shouldn't be set in AP mode on some older devices (like rt73usb) as it breaks hw crypto on these. However, rt2800 devices explicitly need the BSSID register set to the same value as our own MAC address (only in AP mode). Hence, don't set the BSSID from rt2x00lib but move it down into rt2800 to avoid problems on older devices. This fixes a regression (at least for rt73usb) and avoids a new regression for rt2800 devices in 2.6.36. Reported-by: Johannes Stezenbach Reported-by: Lee Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800lib.c | 13 ++++++++++++- drivers/net/wireless/rt2x00/rt2x00mac.c | 10 ++-------- 2 files changed, 14 insertions(+), 9 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 6fa654956f4e..a53536dc882d 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -1148,6 +1148,7 @@ void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, struct rt2x00intf_conf *conf, const unsigned int flags) { u32 reg; + bool update_bssid = false; if (flags & CONFIG_UPDATE_TYPE) { /* @@ -1177,6 +1178,16 @@ void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, } if (flags & CONFIG_UPDATE_MAC) { + if (flags & CONFIG_UPDATE_TYPE && + conf->sync == TSF_SYNC_AP_NONE) { + /* + * The BSSID register has to be set to our own mac + * address in AP mode. + */ + memcpy(conf->bssid, conf->mac, sizeof(conf->mac)); + update_bssid = true; + } + if (!is_zero_ether_addr((const u8 *)conf->mac)) { reg = le32_to_cpu(conf->mac[1]); rt2x00_set_field32(®, MAC_ADDR_DW1_UNICAST_TO_ME_MASK, 0xff); @@ -1187,7 +1198,7 @@ void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, conf->mac, sizeof(conf->mac)); } - if (flags & CONFIG_UPDATE_BSSID) { + if ((flags & CONFIG_UPDATE_BSSID) || update_bssid) { if (!is_zero_ether_addr((const u8 *)conf->bssid)) { reg = le32_to_cpu(conf->bssid[1]); rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_ID_MASK, 3); diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 283a8d9874ee..36ddee8dc9e2 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -283,14 +283,8 @@ int rt2x00mac_add_interface(struct ieee80211_hw *hw, * invalid behavior in the device. */ memcpy(&intf->mac, vif->addr, ETH_ALEN); - if (vif->type == NL80211_IFTYPE_AP) { - memcpy(&intf->bssid, vif->addr, ETH_ALEN); - rt2x00lib_config_intf(rt2x00dev, intf, vif->type, - intf->mac, intf->bssid); - } else { - rt2x00lib_config_intf(rt2x00dev, intf, vif->type, - intf->mac, NULL); - } + rt2x00lib_config_intf(rt2x00dev, intf, vif->type, + intf->mac, NULL); /* * Some filters depend on the current working mode. We can force -- cgit v1.2.3 From 723fc7af5300dba9eac40cb23dbefa67589e5181 Mon Sep 17 00:00:00 2001 From: Lalith Suresh Date: Thu, 4 Nov 2010 20:43:16 +0100 Subject: rt2x00: Fix comments in rt73usb.h and rt61pci.h This patch fixes a few comments in rt73usb.h and rt61pci.h. Signed-off-by: Lalith Suresh Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt61pci.h | 2 +- drivers/net/wireless/rt2x00/rt73usb.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt61pci.h b/drivers/net/wireless/rt2x00/rt61pci.h index e2e728ab0b2e..afc803b7959f 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.h +++ b/drivers/net/wireless/rt2x00/rt61pci.h @@ -412,7 +412,7 @@ struct hw_pairwise_ta_entry { * DROP_VERSION_ERROR: Drop version error frame. * DROP_MULTICAST: Drop multicast frames. * DROP_BORADCAST: Drop broadcast frames. - * ROP_ACK_CTS: Drop received ACK and CTS. + * DROP_ACK_CTS: Drop received ACK and CTS. */ #define TXRX_CSR0 0x3040 #define TXRX_CSR0_RX_ACK_TIMEOUT FIELD32(0x000001ff) diff --git a/drivers/net/wireless/rt2x00/rt73usb.h b/drivers/net/wireless/rt2x00/rt73usb.h index 44d5b2bebd39..1315ce5c992f 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.h +++ b/drivers/net/wireless/rt2x00/rt73usb.h @@ -322,7 +322,7 @@ struct hw_pairwise_ta_entry { * DROP_VERSION_ERROR: Drop version error frame. * DROP_MULTICAST: Drop multicast frames. * DROP_BORADCAST: Drop broadcast frames. - * ROP_ACK_CTS: Drop received ACK and CTS. + * DROP_ACK_CTS: Drop received ACK and CTS. */ #define TXRX_CSR0 0x3040 #define TXRX_CSR0_RX_ACK_TIMEOUT FIELD32(0x000001ff) -- cgit v1.2.3 From 46b9786975a69a75f25b71796f7e36d203fbd4ee Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:44:00 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2400pci.h rt2400pci.h:812: ERROR: space prohibited after that open parenthesis '(' rt2400pci.h:812: ERROR: space prohibited before that close parenthesis ')' rt2400pci.h:813: ERROR: space prohibited after that open parenthesis '(' rt2400pci.h:813: ERROR: space prohibited before that close parenthesis ')' rt2400pci.h:950: ERROR: Macros with complex values should be enclosed in parenthesis Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.h b/drivers/net/wireless/rt2x00/rt2400pci.h index c048b18f4133..d3a4a68cc439 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.h +++ b/drivers/net/wireless/rt2x00/rt2400pci.h @@ -809,8 +809,8 @@ /* * DMA descriptor defines. */ -#define TXD_DESC_SIZE ( 8 * sizeof(__le32) ) -#define RXD_DESC_SIZE ( 8 * sizeof(__le32) ) +#define TXD_DESC_SIZE (8 * sizeof(__le32)) +#define RXD_DESC_SIZE (8 * sizeof(__le32)) /* * TX descriptor format for TX, PRIO, ATIM and Beacon Ring. @@ -948,6 +948,6 @@ ((__CLAMP_TX(__txpower) - MAX_TXPOWER) + MIN_TXPOWER) #define TXPOWER_TO_DEV(__txpower) \ - MAX_TXPOWER - (__CLAMP_TX(__txpower) - MIN_TXPOWER) + (MAX_TXPOWER - (__CLAMP_TX(__txpower) - MIN_TXPOWER)) #endif /* RT2400PCI_H */ -- cgit v1.2.3 From cb771b1a5de81e3ee59bd8b7ed17da6d09ffcf68 Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:44:15 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2500pci.h rt2500pci.h:1091: ERROR: space prohibited after that open parenthesis '(' rt2500pci.h:1091: ERROR: space prohibited before that close parenthesis ')' rt2500pci.h:1092: ERROR: space prohibited after that open parenthesis '(' rt2500pci.h:1092: ERROR: space prohibited before that close parenthesis ')' Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2500pci.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2500pci.h b/drivers/net/wireless/rt2x00/rt2500pci.h index d708031361ac..2aad7ba8a100 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.h +++ b/drivers/net/wireless/rt2x00/rt2500pci.h @@ -1088,8 +1088,8 @@ /* * DMA descriptor defines. */ -#define TXD_DESC_SIZE ( 11 * sizeof(__le32) ) -#define RXD_DESC_SIZE ( 11 * sizeof(__le32) ) +#define TXD_DESC_SIZE (11 * sizeof(__le32)) +#define RXD_DESC_SIZE (11 * sizeof(__le32)) /* * TX descriptor format for TX, PRIO, ATIM and Beacon Ring. -- cgit v1.2.3 From cf553477a4dfb819c66ebfcad9f3b5cc3b93a9af Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:44:33 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2500usb.c rt2500usb.c:42: ERROR: do not initialise statics to 0 or NULL Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2500usb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 478c4f127ce6..10e51f208f07 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -39,7 +39,7 @@ /* * Allow hardware encryption to be disabled. */ -static int modparam_nohwcrypt = 0; +static int modparam_nohwcrypt; module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); -- cgit v1.2.3 From fd8dab9a67b22c35f38f0f5bfff4b3f6ed02e43a Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:44:52 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2800.h rt2800.h:1511: ERROR: space prohibited after that open parenthesis '(' rt2800.h:1511: ERROR: space prohibited before that close parenthesis ')' rt2800.h:1513: ERROR: space prohibited after that open parenthesis '(' rt2800.h:1513: ERROR: space prohibited before that close parenthesis ')' rt2800.h:1515: ERROR: space prohibited after that open parenthesis '(' rt2800.h:1515: ERROR: space prohibited before that close parenthesis ')' rt2800.h:1517: ERROR: space prohibited after that open parenthesis '(' rt2800.h:1517: ERROR: space prohibited before that close parenthesis ')' rt2800.h:1519: ERROR: space prohibited after that open parenthesis '(' rt2800.h:1519: ERROR: space prohibited before that close parenthesis ')' rt2800.h:1521: ERROR: space prohibited after that open parenthesis '(' rt2800.h:1521: ERROR: space prohibited before that close parenthesis ')' rt2800.h:1661: ERROR: space prohibited after that open parenthesis '(' rt2800.h:1661: ERROR: space prohibited before that close parenthesis ')' rt2800.h:1662: ERROR: space prohibited after that open parenthesis '(' rt2800.h:1662: ERROR: space prohibited before that close parenthesis ')' rt2800.h:1663: ERROR: space prohibited before that close parenthesis ')' rt2800.h:2013: ERROR: space prohibited after that open parenthesis '(' rt2800.h:2013: ERROR: space prohibited before that close parenthesis ')' rt2800.h:2014: ERROR: space prohibited after that open parenthesis '(' rt2800.h:2014: ERROR: space prohibited before that close parenthesis ')' Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800.h | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index 6cfed0638ceb..c2cc126502d6 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -1508,17 +1508,17 @@ #define SHARED_KEY_MODE_BASE 0x7000 #define MAC_WCID_ENTRY(__idx) \ - ( MAC_WCID_BASE + ((__idx) * sizeof(struct mac_wcid_entry)) ) + (MAC_WCID_BASE + ((__idx) * sizeof(struct mac_wcid_entry))) #define PAIRWISE_KEY_ENTRY(__idx) \ - ( PAIRWISE_KEY_TABLE_BASE + ((__idx) * sizeof(struct hw_key_entry)) ) + (PAIRWISE_KEY_TABLE_BASE + ((__idx) * sizeof(struct hw_key_entry))) #define MAC_IVEIV_ENTRY(__idx) \ - ( MAC_IVEIV_TABLE_BASE + ((__idx) * sizeof(struct mac_iveiv_entry)) ) + (MAC_IVEIV_TABLE_BASE + ((__idx) * sizeof(struct mac_iveiv_entry))) #define MAC_WCID_ATTR_ENTRY(__idx) \ - ( MAC_WCID_ATTRIBUTE_BASE + ((__idx) * sizeof(u32)) ) + (MAC_WCID_ATTRIBUTE_BASE + ((__idx) * sizeof(u32))) #define SHARED_KEY_ENTRY(__idx) \ - ( SHARED_KEY_TABLE_BASE + ((__idx) * sizeof(struct hw_key_entry)) ) + (SHARED_KEY_TABLE_BASE + ((__idx) * sizeof(struct hw_key_entry))) #define SHARED_KEY_MODE_ENTRY(__idx) \ - ( SHARED_KEY_MODE_BASE + ((__idx) * sizeof(u32)) ) + (SHARED_KEY_MODE_BASE + ((__idx) * sizeof(u32))) struct mac_wcid_entry { u8 mac[6]; @@ -1658,9 +1658,9 @@ struct mac_iveiv_entry { #define HW_BEACON_BASE7 0x5bc0 #define HW_BEACON_OFFSET(__index) \ - ( ((__index) < 4) ? ( HW_BEACON_BASE0 + (__index * 0x0200) ) : \ - (((__index) < 6) ? ( HW_BEACON_BASE4 + ((__index - 4) * 0x0200) ) : \ - (HW_BEACON_BASE6 - ((__index - 6) * 0x0200))) ) + (((__index) < 4) ? (HW_BEACON_BASE0 + (__index * 0x0200)) : \ + (((__index) < 6) ? (HW_BEACON_BASE4 + ((__index - 4) * 0x0200)) : \ + (HW_BEACON_BASE6 - ((__index - 6) * 0x0200)))) /* * BBP registers. @@ -2010,8 +2010,8 @@ struct mac_iveiv_entry { /* * DMA descriptor defines. */ -#define TXWI_DESC_SIZE ( 4 * sizeof(__le32) ) -#define RXWI_DESC_SIZE ( 4 * sizeof(__le32) ) +#define TXWI_DESC_SIZE (4 * sizeof(__le32)) +#define RXWI_DESC_SIZE (4 * sizeof(__le32)) /* * TX WI structure -- cgit v1.2.3 From bf1b15125e2aa245ddd9348f80d041d4f1fd13a9 Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:45:06 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2800lib.c rt2800lib.c:831: ERROR: inline keyword should sit between storage class and type Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800lib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index a53536dc882d..b5d2ebab6ea8 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -828,7 +828,7 @@ void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) } EXPORT_SYMBOL_GPL(rt2800_write_beacon); -static void inline rt2800_clear_beacon(struct rt2x00_dev *rt2x00dev, +static inline void rt2800_clear_beacon(struct rt2x00_dev *rt2x00dev, unsigned int beacon_base) { int i; -- cgit v1.2.3 From c6cbadeb3afd9471e539791842877d085f367746 Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:45:22 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2800pci.h rt2800pci.h:41: ERROR: Macros with complex values should be enclosed in parenthesis rt2800pci.h:42: ERROR: Macros with complex values should be enclosed in parenthesis rt2800pci.h:43: ERROR: Macros with complex values should be enclosed in parenthesis rt2800pci.h:44: ERROR: Macros with complex values should be enclosed in parenthesis rt2800pci.h:55: ERROR: space prohibited after that open parenthesis '(' rt2800pci.h:55: ERROR: space prohibited before that close parenthesis ')' rt2800pci.h:56: ERROR: space prohibited after that open parenthesis '(' rt2800pci.h:56: ERROR: space prohibited before that close parenthesis ')' Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800pci.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800pci.h b/drivers/net/wireless/rt2x00/rt2800pci.h index 5a8dda9b5b5a..70e050d904c8 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.h +++ b/drivers/net/wireless/rt2x00/rt2800pci.h @@ -38,10 +38,10 @@ * Queue register offset macros */ #define TX_QUEUE_REG_OFFSET 0x10 -#define TX_BASE_PTR(__x) TX_BASE_PTR0 + ((__x) * TX_QUEUE_REG_OFFSET) -#define TX_MAX_CNT(__x) TX_MAX_CNT0 + ((__x) * TX_QUEUE_REG_OFFSET) -#define TX_CTX_IDX(__x) TX_CTX_IDX0 + ((__x) * TX_QUEUE_REG_OFFSET) -#define TX_DTX_IDX(__x) TX_DTX_IDX0 + ((__x) * TX_QUEUE_REG_OFFSET) +#define TX_BASE_PTR(__x) (TX_BASE_PTR0 + ((__x) * TX_QUEUE_REG_OFFSET)) +#define TX_MAX_CNT(__x) (TX_MAX_CNT0 + ((__x) * TX_QUEUE_REG_OFFSET)) +#define TX_CTX_IDX(__x) (TX_CTX_IDX0 + ((__x) * TX_QUEUE_REG_OFFSET)) +#define TX_DTX_IDX(__x) (TX_DTX_IDX0 + ((__x) * TX_QUEUE_REG_OFFSET)) /* * 8051 firmware image. @@ -52,8 +52,8 @@ /* * DMA descriptor defines. */ -#define TXD_DESC_SIZE ( 4 * sizeof(__le32) ) -#define RXD_DESC_SIZE ( 4 * sizeof(__le32) ) +#define TXD_DESC_SIZE (4 * sizeof(__le32)) +#define RXD_DESC_SIZE (4 * sizeof(__le32)) /* * TX descriptor format for TX, PRIO and Beacon Ring. -- cgit v1.2.3 From 144b80bc05e76df0acb8b5e86a6e6aaf0c53325e Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:45:41 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2800usb.c rt2800usb.c:48: ERROR: do not initialise statics to 0 or NULL Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800usb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 5c31e3350aac..67a994247a30 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -45,7 +45,7 @@ /* * Allow hardware encryption to be disabled. */ -static int modparam_nohwcrypt = 0; +static int modparam_nohwcrypt; module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); -- cgit v1.2.3 From 87a46caf920515eb269df0109f0a61a958236568 Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:45:58 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2800usb.h rt2800usb.h:43: ERROR: space prohibited after that open parenthesis '(' rt2800usb.h:43: ERROR: space prohibited before that close parenthesis ')' rt2800usb.h:44: ERROR: space prohibited after that open parenthesis '(' rt2800usb.h:44: ERROR: space prohibited before that close parenthesis ')' Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800usb.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800usb.h b/drivers/net/wireless/rt2x00/rt2800usb.h index 0722badccf86..671ea3592610 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.h +++ b/drivers/net/wireless/rt2x00/rt2800usb.h @@ -40,8 +40,8 @@ /* * DMA descriptor defines. */ -#define TXINFO_DESC_SIZE ( 1 * sizeof(__le32) ) -#define RXINFO_DESC_SIZE ( 1 * sizeof(__le32) ) +#define TXINFO_DESC_SIZE (1 * sizeof(__le32)) +#define RXINFO_DESC_SIZE (1 * sizeof(__le32)) /* * TX Info structure -- cgit v1.2.3 From 8a239033c355be998b8985f12f0cc3a9eaeb93e9 Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:46:17 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2x00config.c rt2x00config.c:136: ERROR: space required before the open parenthesis '(' Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00config.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c index 54ffb5aeb34e..fca8f22896a5 100644 --- a/drivers/net/wireless/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/rt2x00/rt2x00config.c @@ -133,7 +133,7 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, */ if (!(ant->flags & ANTENNA_RX_DIVERSITY)) config.rx = rt2x00lib_config_antenna_check(config.rx, def->rx); - else if(config.rx == ANTENNA_SW_DIVERSITY) + else if (config.rx == ANTENNA_SW_DIVERSITY) config.rx = active->rx; if (!(ant->flags & ANTENNA_TX_DIVERSITY)) -- cgit v1.2.3 From c2361baec100c6f373107346e3fd98e9b267ac6c Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:46:36 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2x00dev.c rt2x00dev.c:689: ERROR: spaces required around that '=' (ctx:WxV) Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00dev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 0f34d996975b..5793afef1c08 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -686,7 +686,7 @@ static void rt2x00lib_rate(struct ieee80211_rate *entry, { entry->flags = 0; entry->bitrate = rate->bitrate; - entry->hw_value =index; + entry->hw_value = index; entry->hw_value_short = index; if (rate->flags & DEV_RATE_SHORT_PREAMBLE) -- cgit v1.2.3 From 5f181dc16bbd13b68b54ed5c43c4d2c5ad00297b Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:46:53 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2x00lib.h rt2x00lib.h:60: ERROR: space prohibited after that open parenthesis '(' rt2x00lib.h:60: ERROR: space prohibited before that close parenthesis ')' Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00lib.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h index 619da23b7b56..983540200096 100644 --- a/drivers/net/wireless/rt2x00/rt2x00lib.h +++ b/drivers/net/wireless/rt2x00/rt2x00lib.h @@ -57,7 +57,7 @@ static inline const struct rt2x00_rate *rt2x00_get_rate(const u16 hw_value) } #define RATE_MCS(__mode, __mcs) \ - ( (((__mode) & 0x00ff) << 8) | ((__mcs) & 0x00ff) ) + ((((__mode) & 0x00ff) << 8) | ((__mcs) & 0x00ff)) static inline int rt2x00_get_rate_mcs(const u16 mcs_value) { -- cgit v1.2.3 From 027e8fd105c82956de9dec232bad21b1628ee7c0 Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:47:09 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2x00link.c rt2x00link.c:70: ERROR: space prohibited before that close parenthesis ')' Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00link.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00link.c b/drivers/net/wireless/rt2x00/rt2x00link.c index b971d8798ebf..bfda60eaf4ef 100644 --- a/drivers/net/wireless/rt2x00/rt2x00link.c +++ b/drivers/net/wireless/rt2x00/rt2x00link.c @@ -67,7 +67,7 @@ (__avg).avg_weight ? \ ((((__avg).avg_weight * ((AVG_SAMPLES) - 1)) + \ ((__val) * (AVG_FACTOR))) / \ - (AVG_SAMPLES) ) : \ + (AVG_SAMPLES)) : \ ((__val) * (AVG_FACTOR)); \ __new.avg = __new.avg_weight / (AVG_FACTOR); \ __new; \ -- cgit v1.2.3 From f8bfbc31794635f6d0b7fd30950d49cecf54e1ce Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:47:25 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2x00queue.c rt2x00queue.c:804: ERROR: space prohibited after that open parenthesis '(' rt2x00queue.c:805: ERROR: space prohibited before that close parenthesis ')' Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00queue.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 4e2a8c2e014d..32d6a17d5aa0 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -801,8 +801,8 @@ static int rt2x00queue_alloc_entries(struct data_queue *queue, return -ENOMEM; #define QUEUE_ENTRY_PRIV_OFFSET(__base, __index, __limit, __esize, __psize) \ - ( ((char *)(__base)) + ((__limit) * (__esize)) + \ - ((__index) * (__psize)) ) + (((char *)(__base)) + ((__limit) * (__esize)) + \ + ((__index) * (__psize))) for (i = 0; i < queue->limit; i++) { entries[i].flags = 0; -- cgit v1.2.3 From 821cde63b5bd04bc3ca0f95e2abf17b04e640488 Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:47:46 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt73usb.c rt73usb.c:43: ERROR: do not initialise statics to 0 or NULL Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt73usb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index dcb9211c4771..29602b5f01f8 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -40,7 +40,7 @@ /* * Allow hardware encryption to be disabled. */ -static int modparam_nohwcrypt = 0; +static int modparam_nohwcrypt; module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); -- cgit v1.2.3 From 813f0339dd739c48607f12dac79ec26c61874226 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Sat, 6 Nov 2010 15:48:05 +0100 Subject: rt2x00: Rename queue->lock to queue->index_lock The queue->lock is only used to protect the index numbers. Rename the lock accordingly. Signed-off-by: Ivo van Doorn Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00debug.c | 4 ++-- drivers/net/wireless/rt2x00/rt2x00queue.c | 18 +++++++++--------- drivers/net/wireless/rt2x00/rt2x00queue.h | 4 ++-- 3 files changed, 13 insertions(+), 13 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c index 8296a9d47bbd..64dfb1f6823e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00debug.c +++ b/drivers/net/wireless/rt2x00/rt2x00debug.c @@ -342,7 +342,7 @@ static ssize_t rt2x00debug_read_queue_stats(struct file *file, sprintf(data, "qid\tcount\tlimit\tlength\tindex\tdma done\tdone\n"); queue_for_each(intf->rt2x00dev, queue) { - spin_lock_irqsave(&queue->lock, irqflags); + spin_lock_irqsave(&queue->index_lock, irqflags); temp += sprintf(temp, "%d\t%d\t%d\t%d\t%d\t%d\t%d\n", queue->qid, queue->count, queue->limit, queue->length, @@ -350,7 +350,7 @@ static ssize_t rt2x00debug_read_queue_stats(struct file *file, queue->index[Q_INDEX_DMA_DONE], queue->index[Q_INDEX_DONE]); - spin_unlock_irqrestore(&queue->lock, irqflags); + spin_unlock_irqrestore(&queue->index_lock, irqflags); } size = strlen(data); diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 32d6a17d5aa0..aa4c8f2dc7df 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -641,10 +641,10 @@ void rt2x00queue_for_each_entry(struct data_queue *queue, * it should not be kicked during this run, since it * is part of another TX operation. */ - spin_lock_irqsave(&queue->lock, irqflags); + spin_lock_irqsave(&queue->index_lock, irqflags); index_start = queue->index[start]; index_end = queue->index[end]; - spin_unlock_irqrestore(&queue->lock, irqflags); + spin_unlock_irqrestore(&queue->index_lock, irqflags); /* * Start from the TX done pointer, this guarentees that we will @@ -698,11 +698,11 @@ struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue, return NULL; } - spin_lock_irqsave(&queue->lock, irqflags); + spin_lock_irqsave(&queue->index_lock, irqflags); entry = &queue->entries[queue->index[index]]; - spin_unlock_irqrestore(&queue->lock, irqflags); + spin_unlock_irqrestore(&queue->index_lock, irqflags); return entry; } @@ -718,7 +718,7 @@ void rt2x00queue_index_inc(struct data_queue *queue, enum queue_index index) return; } - spin_lock_irqsave(&queue->lock, irqflags); + spin_lock_irqsave(&queue->index_lock, irqflags); queue->index[index]++; if (queue->index[index] >= queue->limit) @@ -733,7 +733,7 @@ void rt2x00queue_index_inc(struct data_queue *queue, enum queue_index index) queue->count++; } - spin_unlock_irqrestore(&queue->lock, irqflags); + spin_unlock_irqrestore(&queue->index_lock, irqflags); } static void rt2x00queue_reset(struct data_queue *queue) @@ -741,7 +741,7 @@ static void rt2x00queue_reset(struct data_queue *queue) unsigned long irqflags; unsigned int i; - spin_lock_irqsave(&queue->lock, irqflags); + spin_lock_irqsave(&queue->index_lock, irqflags); queue->count = 0; queue->length = 0; @@ -751,7 +751,7 @@ static void rt2x00queue_reset(struct data_queue *queue) queue->last_action[i] = jiffies; } - spin_unlock_irqrestore(&queue->lock, irqflags); + spin_unlock_irqrestore(&queue->index_lock, irqflags); } void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev) @@ -903,7 +903,7 @@ void rt2x00queue_uninitialize(struct rt2x00_dev *rt2x00dev) static void rt2x00queue_init(struct rt2x00_dev *rt2x00dev, struct data_queue *queue, enum data_queue_qid qid) { - spin_lock_init(&queue->lock); + spin_lock_init(&queue->index_lock); queue->rt2x00dev = rt2x00dev; queue->qid = qid; diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index 64c00e2ab716..29b051ac6401 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -398,7 +398,7 @@ enum queue_index { * @entries: Base address of the &struct queue_entry which are * part of this queue. * @qid: The queue identification, see &enum data_queue_qid. - * @lock: Spinlock to protect index handling. Whenever @index, @index_done or + * @index_lock: Spinlock to protect index handling. Whenever @index, @index_done or * @index_crypt needs to be changed this lock should be grabbed to prevent * index corruption due to concurrency. * @count: Number of frames handled in the queue. @@ -422,7 +422,7 @@ struct data_queue { enum data_queue_qid qid; - spinlock_t lock; + spinlock_t index_lock; unsigned int count; unsigned short limit; unsigned short threshold; -- cgit v1.2.3 From 8be4eed0ea7d8ef38692de878043a949e9db16e8 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Sat, 6 Nov 2010 15:48:23 +0100 Subject: rt2x00: Fix rt2x00queue_kick_tx_queue arguments The queue_entry argument to rt2x00queue_kick_tx_queue, doesn't make sense due to the function name (it is called kick QUEUE)... But neither do we need the queue_entry, since we need the data_queue. Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00queue.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index aa4c8f2dc7df..dc543174dfad 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -452,12 +452,9 @@ static void rt2x00queue_write_tx_descriptor(struct queue_entry *entry, rt2x00debug_dump_frame(queue->rt2x00dev, DUMP_FRAME_TX, entry->skb); } -static void rt2x00queue_kick_tx_queue(struct queue_entry *entry, +static void rt2x00queue_kick_tx_queue(struct data_queue *queue, struct txentry_desc *txdesc) { - struct data_queue *queue = entry->queue; - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - /* * Check if we need to kick the queue, there are however a few rules * 1) Don't kick unless this is the last in frame in a burst. @@ -469,7 +466,7 @@ static void rt2x00queue_kick_tx_queue(struct queue_entry *entry, */ if (rt2x00queue_threshold(queue) || !test_bit(ENTRY_TXD_BURST, &txdesc->flags)) - rt2x00dev->ops->lib->kick_tx_queue(queue); + queue->rt2x00dev->ops->lib->kick_tx_queue(queue); } int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb, @@ -559,7 +556,7 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb, rt2x00queue_index_inc(queue, Q_INDEX); rt2x00queue_write_tx_descriptor(entry, &txdesc); - rt2x00queue_kick_tx_queue(entry, &txdesc); + rt2x00queue_kick_tx_queue(queue, &txdesc); return 0; } -- cgit v1.2.3 From ea175ee26268370ca07aff91cf6ba1e0f1a3bd36 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Sat, 6 Nov 2010 15:48:43 +0100 Subject: rt2x00: Remove rt2x00lib_toggle_rx As part of the queue refactoring, the rt2x00lib_toggle_rx can be removed and replaced with the call directly to the set_device_state callback function. We can remove the STATE_RADIO_RX_ON_LINK and STATE_RADIO_RX_OFF_LINK, as it was only used for special behavior inside rt2x00lib rather then the drivers. Signed-off-by: Ivo van Doorn Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 5 +---- drivers/net/wireless/rt2x00/rt2500pci.c | 5 +---- drivers/net/wireless/rt2x00/rt2500usb.c | 5 +---- drivers/net/wireless/rt2x00/rt2800pci.c | 5 +---- drivers/net/wireless/rt2x00/rt2800usb.c | 5 +---- drivers/net/wireless/rt2x00/rt2x00config.c | 6 ++++-- drivers/net/wireless/rt2x00/rt2x00dev.c | 23 ++++------------------- drivers/net/wireless/rt2x00/rt2x00lib.h | 1 - drivers/net/wireless/rt2x00/rt2x00mac.c | 4 ++-- drivers/net/wireless/rt2x00/rt2x00reg.h | 2 -- drivers/net/wireless/rt2x00/rt61pci.c | 5 +---- drivers/net/wireless/rt2x00/rt73usb.c | 5 +---- 12 files changed, 17 insertions(+), 54 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index bc1ae1ebfdb0..9ec6691adf0d 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -885,8 +885,7 @@ static void rt2400pci_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); rt2x00_set_field32(®, RXCSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); + (state == STATE_RADIO_RX_OFF)); rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); } @@ -989,9 +988,7 @@ static int rt2400pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2400pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2400pci_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index 54754150250b..3e7f20346243 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1040,8 +1040,7 @@ static void rt2500pci_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); rt2x00_set_field32(®, RXCSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); + (state == STATE_RADIO_RX_OFF)); rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); } @@ -1144,9 +1143,7 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2500pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2500pci_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 10e51f208f07..8152fec31753 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -938,8 +938,7 @@ static void rt2500usb_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); + (state == STATE_RADIO_RX_OFF)); rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); } @@ -1019,9 +1018,7 @@ static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2500usb_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2500usb_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 1db0c3bf2e1f..5f3a018c088d 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -328,8 +328,7 @@ static void rt2800pci_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, - (state == STATE_RADIO_RX_ON) || - (state == STATE_RADIO_RX_ON_LINK)); + (state == STATE_RADIO_RX_ON)); rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); } @@ -477,9 +476,7 @@ static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800pci_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2800pci_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 67a994247a30..f93337128504 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -114,8 +114,7 @@ static void rt2800usb_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, - (state == STATE_RADIO_RX_ON) || - (state == STATE_RADIO_RX_ON_LINK)); + (state == STATE_RADIO_RX_ON)); rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); } @@ -216,9 +215,7 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800usb_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2800usb_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c index fca8f22896a5..a238e908c854 100644 --- a/drivers/net/wireless/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/rt2x00/rt2x00config.c @@ -146,7 +146,8 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, * else the changes will be ignored by the device. */ if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF_LINK); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, + STATE_RADIO_RX_OFF); /* * Write new antenna setup to device and reset the link tuner. @@ -160,7 +161,8 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, memcpy(active, &config, sizeof(config)); if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_ON_LINK); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, + STATE_RADIO_RX_ON); } void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 5793afef1c08..3afa2a3ebee4 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -68,7 +68,8 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev) /* * Enable RX. */ - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_ON); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_ON); + rt2x00link_start_tuner(rt2x00dev); /* * Start watchdog monitoring. @@ -102,7 +103,8 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) /* * Disable RX. */ - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF); + rt2x00link_stop_tuner(rt2x00dev); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_OFF); /* * Disable radio. @@ -113,23 +115,6 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) rt2x00leds_led_radio(rt2x00dev, false); } -void rt2x00lib_toggle_rx(struct rt2x00_dev *rt2x00dev, enum dev_state state) -{ - /* - * When we are disabling the RX, we should also stop the link tuner. - */ - if (state == STATE_RADIO_RX_OFF) - rt2x00link_stop_tuner(rt2x00dev); - - rt2x00dev->ops->lib->set_device_state(rt2x00dev, state); - - /* - * When we are enabling the RX, we should also start the link tuner. - */ - if (state == STATE_RADIO_RX_ON) - rt2x00link_start_tuner(rt2x00dev); -} - static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h index 983540200096..2cf68f82674b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00lib.h +++ b/drivers/net/wireless/rt2x00/rt2x00lib.h @@ -69,7 +69,6 @@ static inline int rt2x00_get_rate_mcs(const u16 mcs_value) */ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev); void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev); -void rt2x00lib_toggle_rx(struct rt2x00_dev *rt2x00dev, enum dev_state state); /* * Initialization handlers. diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 36ddee8dc9e2..829bf4be9bc3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -352,7 +352,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) * if for any reason the link tuner must be reset, this will be * handled by rt2x00lib_config(). */ - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF_LINK); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_OFF); /* * When we've just turned on the radio, we want to reprogram @@ -370,7 +370,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) rt2x00lib_config_antenna(rt2x00dev, rt2x00dev->default_ant); /* Turn RX back on */ - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_ON_LINK); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_ON); return 0; } diff --git a/drivers/net/wireless/rt2x00/rt2x00reg.h b/drivers/net/wireless/rt2x00/rt2x00reg.h index cef94621cef7..ed71be95136d 100644 --- a/drivers/net/wireless/rt2x00/rt2x00reg.h +++ b/drivers/net/wireless/rt2x00/rt2x00reg.h @@ -85,8 +85,6 @@ enum dev_state { STATE_RADIO_OFF, STATE_RADIO_RX_ON, STATE_RADIO_RX_OFF, - STATE_RADIO_RX_ON_LINK, - STATE_RADIO_RX_OFF_LINK, STATE_RADIO_IRQ_ON, STATE_RADIO_IRQ_OFF, STATE_RADIO_IRQ_ON_ISR, diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index f01bff7656bc..6b09b01f634f 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1623,8 +1623,7 @@ static void rt61pci_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); + (state == STATE_RADIO_RX_OFF)); rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); } @@ -1745,9 +1744,7 @@ static int rt61pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt61pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt61pci_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 29602b5f01f8..6f04552f5819 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1331,8 +1331,7 @@ static void rt73usb_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, ®); rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); + (state == STATE_RADIO_RX_OFF)); rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg); } @@ -1403,9 +1402,7 @@ static int rt73usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt73usb_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt73usb_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: -- cgit v1.2.3 From 8c5765fda4b382acce4ff386e18ec11790dff893 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Sat, 6 Nov 2010 15:49:01 +0100 Subject: rt2x00: Add watchdog functions for HW queue Add watchdog functions for managing the Queues inside the hardware. Normally the driver doesn't have much to do with these queues directly, but the Ralink drivers did implement watchdog functions for these. These watchdog functions are not triggered that often, compared to the other watchdog functions, but I have at least seen them trigger once or twice during a long stresstest run. v2: Add extra documentation for register fields Signed-off-by: Ivo van Doorn Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800.h | 16 ++++++++++-- drivers/net/wireless/rt2x00/rt2800usb.c | 45 ++++++++++++++++++++++++++++++++- 2 files changed, 58 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index c2cc126502d6..002224c9bb62 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -412,10 +412,22 @@ #define BCN_OFFSET1_BCN7 FIELD32(0xff000000) /* - * PBF registers - * Most are for debug. Driver doesn't touch PBF register. + * TXRXQ_PCNT: PBF register + * PCNT_TX0Q: Page count for TX hardware queue 0 + * PCNT_TX1Q: Page count for TX hardware queue 1 + * PCNT_TX2Q: Page count for TX hardware queue 2 + * PCNT_RX0Q: Page count for RX hardware queue */ #define TXRXQ_PCNT 0x0438 +#define TXRXQ_PCNT_TX0Q FIELD32(0x000000ff) +#define TXRXQ_PCNT_TX1Q FIELD32(0x0000ff00) +#define TXRXQ_PCNT_TX2Q FIELD32(0x00ff0000) +#define TXRXQ_PCNT_RX0Q FIELD32(0xff000000) + +/* + * PBF register + * Debug. Driver doesn't touch PBF register. + */ #define PBF_DBG 0x043c /* diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index f93337128504..389ecba8e891 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -242,6 +242,49 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, return retval; } +/* + * Watchdog handlers + */ +static void rt2800usb_watchdog(struct rt2x00_dev *rt2x00dev) +{ + unsigned int i; + u32 reg; + + rt2800_register_read(rt2x00dev, TXRXQ_PCNT, ®); + if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q)) { + WARNING(rt2x00dev, "TX HW queue 0 timed out," + " invoke forced kick"); + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40012); + + for (i = 0; i < 10; i++) { + udelay(10); + if (!rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q)) + break; + } + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006); + } + + rt2800_register_read(rt2x00dev, TXRXQ_PCNT, ®); + if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q)) { + WARNING(rt2x00dev, "TX HW queue 1 timed out," + " invoke forced kick"); + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf4000a); + + for (i = 0; i < 10; i++) { + udelay(10); + if (!rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q)) + break; + } + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006); + } + + rt2x00usb_watchdog(rt2x00dev); +} + /* * TX descriptor initialization */ @@ -534,7 +577,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .link_stats = rt2800_link_stats, .reset_tuner = rt2800_reset_tuner, .link_tuner = rt2800_link_tuner, - .watchdog = rt2x00usb_watchdog, + .watchdog = rt2800usb_watchdog, .write_tx_desc = rt2800usb_write_tx_desc, .write_tx_data = rt2800_write_tx_data, .write_beacon = rt2800_write_beacon, -- cgit v1.2.3 From ae4ecb9f8f01eb9deffb5bd837dc90f4e646cd2d Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Sat, 13 Nov 2010 19:08:14 +0100 Subject: rt2x00: Increase REGISTER_BUSY_COUNT For some hardware the REGISTER_BUSY_COUNT isn't sufficient, increase the REGISTER_BUSY_COUNT to 100 to catch most devices which have more problems with accessing the registers. For normal operating devices nothing would change as they will exit the loop early anyway. Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 42bd3a96f23b..0a55eeff871e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -915,7 +915,7 @@ struct rt2x00_dev { * in those cases REGISTER_BUSY_COUNT attempts should be * taken with a REGISTER_BUSY_DELAY interval. */ -#define REGISTER_BUSY_COUNT 5 +#define REGISTER_BUSY_COUNT 100 #define REGISTER_BUSY_DELAY 100 /* -- cgit v1.2.3 From f93bc9b3ce379800b30b3c2f4fc945ae35a80039 Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Sat, 13 Nov 2010 19:09:50 +0100 Subject: rt2x00: Add initial support for RT3370/RT3390 devices. Modified from Eddy's patch by adding the RT3370 USB support as well. Signed-off-by: Gertjan van Wingerde Cc: Eddy Tsai Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/Kconfig | 22 ++++++++++++++++++++++ drivers/net/wireless/rt2x00/rt2800.h | 1 + drivers/net/wireless/rt2x00/rt2800lib.c | 9 ++++++--- drivers/net/wireless/rt2x00/rt2800pci.c | 3 +++ drivers/net/wireless/rt2x00/rt2800usb.c | 10 +++++++--- 5 files changed, 39 insertions(+), 6 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig index eea1ef2f502b..f0f01526556d 100644 --- a/drivers/net/wireless/rt2x00/Kconfig +++ b/drivers/net/wireless/rt2x00/Kconfig @@ -96,6 +96,17 @@ config RT2800PCI_RT30XX Support for these devices is non-functional at the moment and is intended for testers and developers. +config RT2800PCI_RT33XX + bool "rt2800pci - Include support for rt33xx (PCI/PCIe/PCMCIA) devices" + default n + ---help--- + This adds support for rt33xx wireless chipset family to the + rt2800pci driver. + Supported chips: RT3390 + + Support for these devices is non-functional at the moment and is + intended for testers and developers. + config RT2800PCI_RT35XX bool "rt2800pci - Include support for rt35xx (PCI/PCIe/PCMCIA) devices" default n @@ -165,6 +176,17 @@ config RT2800USB_RT30XX Support for these devices is non-functional at the moment and is intended for testers and developers. +config RT2800USB_RT33XX + bool "rt2800usb - Include support for rt33xx (USB) devices" + default n + ---help--- + This adds support for rt33xx wireless chipset family to the + rt2800usb driver. + Supported chips: RT3370 + + Support for these devices is non-functional at the moment and is + intended for testers and developers. + config RT2800USB_RT35XX bool "rt2800usb - Include support for rt35xx (USB) devices" default n diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index 002224c9bb62..a81c4371835b 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -47,6 +47,7 @@ * RF3021 2.4G 1T2R * RF3022 2.4G 2T2R * RF3052 2.4G 2T2R + * RF3320 2.4G 1T1R */ #define RF2820 0x0001 #define RF2850 0x0002 diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index b5d2ebab6ea8..ce8df66a3de8 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -1544,7 +1544,8 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, rt2x00_rf(rt2x00dev, RF3020) || rt2x00_rf(rt2x00dev, RF3021) || rt2x00_rf(rt2x00dev, RF3022) || - rt2x00_rf(rt2x00dev, RF3052)) + rt2x00_rf(rt2x00dev, RF3052) || + rt2x00_rf(rt2x00dev, RF3320)) rt2800_config_channel_rf3xxx(rt2x00dev, conf, rf, info); else rt2800_config_channel_rf2xxx(rt2x00dev, conf, rf, info); @@ -3012,7 +3013,8 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) !rt2x00_rf(rt2x00dev, RF2020) && !rt2x00_rf(rt2x00dev, RF3021) && !rt2x00_rf(rt2x00dev, RF3022) && - !rt2x00_rf(rt2x00dev, RF3052)) { + !rt2x00_rf(rt2x00dev, RF3052) && + !rt2x00_rf(rt2x00dev, RF3320)) { ERROR(rt2x00dev, "Invalid RF chipset detected.\n"); return -ENODEV; } @@ -3276,7 +3278,8 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) } else if (rt2x00_rf(rt2x00dev, RF3020) || rt2x00_rf(rt2x00dev, RF2020) || rt2x00_rf(rt2x00dev, RF3021) || - rt2x00_rf(rt2x00dev, RF3022)) { + rt2x00_rf(rt2x00dev, RF3022) || + rt2x00_rf(rt2x00dev, RF3320)) { spec->num_channels = 14; spec->channels = rf_vals_3x; } else if (rt2x00_rf(rt2x00dev, RF3052)) { diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 5f3a018c088d..6642f134aaac 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -1051,6 +1051,9 @@ static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = { { PCI_DEVICE(0x1814, 0x3092), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1462, 0x891a), PCI_DEVICE_DATA(&rt2800pci_ops) }, #endif +#ifdef CONFIG_RT2800PCI_RT33XX + { PCI_DEVICE(0x1814, 0x3390), PCI_DEVICE_DATA(&rt2800pci_ops) }, +#endif #ifdef CONFIG_RT2800PCI_RT35XX { PCI_DEVICE(0x1814, 0x3060), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x3062), PCI_DEVICE_DATA(&rt2800pci_ops) }, diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 389ecba8e891..61852c5dc6d5 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -839,6 +839,13 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x5a57, 0x0283), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x5a57, 0x5257), USB_DEVICE_DATA(&rt2800usb_ops) }, #endif +#ifdef CONFIG_RT2800USB_RT33XX + /* Ralink */ + { USB_DEVICE(0x148f, 0x3370), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x148f, 0x8070), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Sitecom */ + { USB_DEVICE(0x0df6, 0x0050), USB_DEVICE_DATA(&rt2800usb_ops) }, +#endif #ifdef CONFIG_RT2800USB_RT35XX /* Allwin */ { USB_DEVICE(0x8516, 0x3572), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -851,12 +858,9 @@ static struct usb_device_id rt2800usb_device_table[] = { /* I-O DATA */ { USB_DEVICE(0x04bb, 0x0944), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Ralink */ - { USB_DEVICE(0x148f, 0x3370), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x148f, 0x3572), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x148f, 0x8070), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Sitecom */ { USB_DEVICE(0x0df6, 0x0041), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x0050), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Zinwell */ { USB_DEVICE(0x5a57, 0x0284), USB_DEVICE_DATA(&rt2800usb_ops) }, #endif -- cgit v1.2.3 From 46af584d2ea86518c4cdf521903cd93ba6de2ec0 Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Sat, 13 Nov 2010 19:10:10 +0100 Subject: rt2x00: Clean up Kconfig for RT2800 devices. General clean up of the Kconfig part for RT28XX devices. Also remove the indications of non functional support for rt27xx/rt28xx/rt30xx devices, as this is no longer true. They just work fine. Finally, remove the experimental indications for rt27xx/rt28xx/rt30xx devices as that is no longer true. Keep the experimental indications for rt33xx/rt35xx devices, though. Signed-off-by: Gertjan van Wingerde Acked-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/Kconfig | 47 +++++++++++++++---------------------- 1 file changed, 19 insertions(+), 28 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig index f0f01526556d..f2be1d35a5c8 100644 --- a/drivers/net/wireless/rt2x00/Kconfig +++ b/drivers/net/wireless/rt2x00/Kconfig @@ -64,8 +64,8 @@ config RT2800PCI_SOC default y config RT2800PCI - tristate "Ralink rt28xx/rt30xx/rt35xx (PCI/PCIe/PCMCIA) support (EXPERIMENTAL)" - depends on (RT2800PCI_PCI || RT2800PCI_SOC) && EXPERIMENTAL + tristate "Ralink rt27xx/rt28xx (PCI/PCIe/PCMCIA) support" + depends on RT2800PCI_PCI || RT2800PCI_SOC select RT2800_LIB select RT2X00_LIB_PCI if RT2800PCI_PCI select RT2X00_LIB_SOC if RT2800PCI_SOC @@ -75,29 +75,24 @@ config RT2800PCI select CRC_CCITT select EEPROM_93CX6 ---help--- - This adds support for rt2800/rt3000/rt3500 wireless chipset family. + This adds support for rt27xx/rt28xx wireless chipset family. Supported chips: RT2760, RT2790, RT2860, RT2880, RT2890 & RT3052 - This driver is non-functional at the moment and is intended for - developers. - When compiled as a module, this driver will be called "rt2800pci.ko". if RT2800PCI config RT2800PCI_RT30XX - bool "rt2800pci - Include support for rt30xx (PCI/PCIe/PCMCIA) devices" + bool "rt2800pci - Include support for rt30xx devices" default y ---help--- This adds support for rt30xx wireless chipset family to the rt2800pci driver. Supported chips: RT3090, RT3091 & RT3092 - Support for these devices is non-functional at the moment and is - intended for testers and developers. - config RT2800PCI_RT33XX - bool "rt2800pci - Include support for rt33xx (PCI/PCIe/PCMCIA) devices" + bool "rt2800pci - Include support for rt33xx devices (EXPERIMENTAL)" + depends on EXPERIMENTAL default n ---help--- This adds support for rt33xx wireless chipset family to the @@ -108,7 +103,8 @@ config RT2800PCI_RT33XX intended for testers and developers. config RT2800PCI_RT35XX - bool "rt2800pci - Include support for rt35xx (PCI/PCIe/PCMCIA) devices" + bool "rt2800pci - Include support for rt35xx devices (EXPERIMENTAL)" + depends on EXPERIMENTAL default n ---help--- This adds support for rt35xx wireless chipset family to the @@ -145,8 +141,8 @@ config RT73USB When compiled as a module, this driver will be called rt73usb. config RT2800USB - tristate "Ralink rt2800 (USB) support (EXPERIMENTAL)" - depends on USB && EXPERIMENTAL + tristate "Ralink rt27xx/rt28xx (USB) support" + depends on USB select RT2800_LIB select RT2X00_LIB_USB select RT2X00_LIB_HT @@ -154,30 +150,24 @@ config RT2800USB select RT2X00_LIB_CRYPTO select CRC_CCITT ---help--- - This adds experimental support for rt2800 wireless chipset family. + This adds support for rt27xx/rt28xx wireless chipset family. Supported chips: RT2770, RT2870 & RT3070. - Known issues: - - support for RT2870 chips doesn't work with 802.11n APs yet - - support for RT3070 chips is non-functional at the moment - When compiled as a module, this driver will be called "rt2800usb.ko". if RT2800USB config RT2800USB_RT30XX - bool "rt2800usb - Include support for rt30xx (USB) devices" + bool "rt2800usb - Include support for rt30xx devices" default y ---help--- This adds support for rt30xx wireless chipset family to the rt2800usb driver. Supported chips: RT3070, RT3071 & RT3072 - Support for these devices is non-functional at the moment and is - intended for testers and developers. - config RT2800USB_RT33XX - bool "rt2800usb - Include support for rt33xx (USB) devices" + bool "rt2800usb - Include support for rt33xx devices (EXPERIMENTAL)" + depends on EXPERIMENTAL default n ---help--- This adds support for rt33xx wireless chipset family to the @@ -188,7 +178,8 @@ config RT2800USB_RT33XX intended for testers and developers. config RT2800USB_RT35XX - bool "rt2800usb - Include support for rt35xx (USB) devices" + bool "rt2800usb - Include support for rt35xx devices (EXPERIMENTAL)" + depends on EXPERIMENTAL default n ---help--- This adds support for rt35xx wireless chipset family to the @@ -202,9 +193,9 @@ config RT2800USB_UNKNOWN bool "rt2800usb - Include support for unknown (USB) devices" default n ---help--- - This adds support for rt2800 family devices that are known to - have a rt2800 family chipset, but for which the exact chipset - is unknown. + This adds support for rt2800usb devices that are known to + have a rt28xx family compatible chipset, but for which the exact + chipset is unknown. Support status for these devices is unknown, and enabling these devices may or may not work. -- cgit v1.2.3 From a6a8d66ebaea1e78d779af221bd6f01c5cbe71f5 Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Sat, 13 Nov 2010 19:10:31 +0100 Subject: rt2x00: Remove RT30XX Kconfig variables. Enabling of RT30xx devices via Kconfig variables was introduced when these devices weren't properly supported yet. Now that that they are properly supported and functional, we can remove these Kconfig variables for RT30xx devices and simply enable them whenever rt2800pci and/or rt2800usb is enabled. Signed-off-by: Gertjan van Wingerde Acked-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/Kconfig | 29 ++---- drivers/net/wireless/rt2x00/rt2800pci.c | 10 +- drivers/net/wireless/rt2x00/rt2800usb.c | 167 ++++++++++++++------------------ 3 files changed, 85 insertions(+), 121 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig index f2be1d35a5c8..a6939ccd68cc 100644 --- a/drivers/net/wireless/rt2x00/Kconfig +++ b/drivers/net/wireless/rt2x00/Kconfig @@ -64,7 +64,7 @@ config RT2800PCI_SOC default y config RT2800PCI - tristate "Ralink rt27xx/rt28xx (PCI/PCIe/PCMCIA) support" + tristate "Ralink rt27xx/rt28xx/rt30xx (PCI/PCIe/PCMCIA) support" depends on RT2800PCI_PCI || RT2800PCI_SOC select RT2800_LIB select RT2X00_LIB_PCI if RT2800PCI_PCI @@ -75,21 +75,14 @@ config RT2800PCI select CRC_CCITT select EEPROM_93CX6 ---help--- - This adds support for rt27xx/rt28xx wireless chipset family. - Supported chips: RT2760, RT2790, RT2860, RT2880, RT2890 & RT3052 + This adds support for rt27xx/rt28xx/rt30xx wireless chipset family. + Supported chips: RT2760, RT2790, RT2860, RT2880, RT2890, RT3052, + RT3090, RT3091 & RT3092 When compiled as a module, this driver will be called "rt2800pci.ko". if RT2800PCI -config RT2800PCI_RT30XX - bool "rt2800pci - Include support for rt30xx devices" - default y - ---help--- - This adds support for rt30xx wireless chipset family to the - rt2800pci driver. - Supported chips: RT3090, RT3091 & RT3092 - config RT2800PCI_RT33XX bool "rt2800pci - Include support for rt33xx devices (EXPERIMENTAL)" depends on EXPERIMENTAL @@ -141,7 +134,7 @@ config RT73USB When compiled as a module, this driver will be called rt73usb. config RT2800USB - tristate "Ralink rt27xx/rt28xx (USB) support" + tristate "Ralink rt27xx/rt28xx/rt30xx (USB) support" depends on USB select RT2800_LIB select RT2X00_LIB_USB @@ -150,21 +143,13 @@ config RT2800USB select RT2X00_LIB_CRYPTO select CRC_CCITT ---help--- - This adds support for rt27xx/rt28xx wireless chipset family. - Supported chips: RT2770, RT2870 & RT3070. + This adds support for rt27xx/rt28xx/rt30xx wireless chipset family. + Supported chips: RT2770, RT2870 & RT3070, RT3071 & RT3072 When compiled as a module, this driver will be called "rt2800usb.ko". if RT2800USB -config RT2800USB_RT30XX - bool "rt2800usb - Include support for rt30xx devices" - default y - ---help--- - This adds support for rt30xx wireless chipset family to the - rt2800usb driver. - Supported chips: RT3070, RT3071 & RT3072 - config RT2800USB_RT33XX bool "rt2800usb - Include support for rt33xx devices (EXPERIMENTAL)" depends on EXPERIMENTAL diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 6642f134aaac..97f4df62ee63 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -1037,6 +1037,9 @@ static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = { { PCI_DEVICE(0x1814, 0x0681), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x0701), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x0781), PCI_DEVICE_DATA(&rt2800pci_ops) }, + { PCI_DEVICE(0x1814, 0x3090), PCI_DEVICE_DATA(&rt2800pci_ops) }, + { PCI_DEVICE(0x1814, 0x3091), PCI_DEVICE_DATA(&rt2800pci_ops) }, + { PCI_DEVICE(0x1814, 0x3092), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1432, 0x7708), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1432, 0x7727), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1432, 0x7728), PCI_DEVICE_DATA(&rt2800pci_ops) }, @@ -1044,13 +1047,8 @@ static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = { { PCI_DEVICE(0x1432, 0x7748), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1432, 0x7758), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1432, 0x7768), PCI_DEVICE_DATA(&rt2800pci_ops) }, - { PCI_DEVICE(0x1a3b, 0x1059), PCI_DEVICE_DATA(&rt2800pci_ops) }, -#ifdef CONFIG_RT2800PCI_RT30XX - { PCI_DEVICE(0x1814, 0x3090), PCI_DEVICE_DATA(&rt2800pci_ops) }, - { PCI_DEVICE(0x1814, 0x3091), PCI_DEVICE_DATA(&rt2800pci_ops) }, - { PCI_DEVICE(0x1814, 0x3092), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1462, 0x891a), PCI_DEVICE_DATA(&rt2800pci_ops) }, -#endif + { PCI_DEVICE(0x1a3b, 0x1059), PCI_DEVICE_DATA(&rt2800pci_ops) }, #ifdef CONFIG_RT2800PCI_RT33XX { PCI_DEVICE(0x1814, 0x3390), PCI_DEVICE_DATA(&rt2800pci_ops) }, #endif diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 61852c5dc6d5..2933bf1d74bb 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -641,11 +641,19 @@ static struct usb_device_id rt2800usb_device_table[] = { /* Abocom */ { USB_DEVICE(0x07b8, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07b8, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x07b8, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x07b8, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x07b8, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1482, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* AirTies */ + { USB_DEVICE(0x1eda, 0x2310), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Allwin */ { USB_DEVICE(0x8516, 0x2070), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x8516, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x8516, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x8516, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x8516, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x8516, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Amit */ { USB_DEVICE(0x15c5, 0x0008), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Askey */ @@ -654,8 +662,13 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x0b05, 0x1731), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0b05, 0x1732), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0b05, 0x1742), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0b05, 0x1784), USB_DEVICE_DATA(&rt2800usb_ops) }, /* AzureWave */ { USB_DEVICE(0x13d3, 0x3247), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x13d3, 0x3273), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x13d3, 0x3305), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x13d3, 0x3307), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x13d3, 0x3321), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Belkin */ { USB_DEVICE(0x050d, 0x8053), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x050d, 0x805c), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -666,6 +679,7 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x14b2, 0x3c06), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x14b2, 0x3c07), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x14b2, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x14b2, 0x3c12), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x14b2, 0x3c23), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x14b2, 0x3c25), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x14b2, 0x3c27), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -674,113 +688,27 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x07aa, 0x002f), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07aa, 0x003c), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07aa, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* D-Link */ - { USB_DEVICE(0x07d1, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x07d1, 0x3c11), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Edimax */ - { USB_DEVICE(0x7392, 0x7717), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x7392, 0x7718), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* EnGenius */ - { USB_DEVICE(0x1740, 0x9701), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x1740, 0x9702), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Gigabyte */ - { USB_DEVICE(0x1044, 0x800b), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Hawking */ - { USB_DEVICE(0x0e66, 0x0001), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x0003), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x0009), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x000b), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x0013), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x0018), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Linksys */ - { USB_DEVICE(0x1737, 0x0070), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x1737, 0x0071), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Logitec */ - { USB_DEVICE(0x0789, 0x0162), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0789, 0x0163), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0789, 0x0164), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Motorola */ - { USB_DEVICE(0x100d, 0x9031), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* MSI */ - { USB_DEVICE(0x0db0, 0x6899), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Philips */ - { USB_DEVICE(0x0471, 0x200f), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Planex */ - { USB_DEVICE(0x2019, 0xed06), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Ralink */ - { USB_DEVICE(0x148f, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x148f, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Samsung */ - { USB_DEVICE(0x04e8, 0x2018), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Siemens */ - { USB_DEVICE(0x129b, 0x1828), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Sitecom */ - { USB_DEVICE(0x0df6, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x002b), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x002c), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x002d), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x0039), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x003b), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x003d), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* SMC */ - { USB_DEVICE(0x083a, 0x6618), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x083a, 0x7512), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x083a, 0x7522), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x083a, 0x8522), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x083a, 0xa618), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x083a, 0xb522), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Sparklan */ - { USB_DEVICE(0x15a9, 0x0006), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Sweex */ - { USB_DEVICE(0x177f, 0x0302), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* U-Media*/ - { USB_DEVICE(0x157e, 0x300e), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* ZCOM */ - { USB_DEVICE(0x0cde, 0x0022), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0cde, 0x0025), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Zinwell */ - { USB_DEVICE(0x5a57, 0x0280), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x5a57, 0x0282), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Zyxel */ - { USB_DEVICE(0x0586, 0x3416), USB_DEVICE_DATA(&rt2800usb_ops) }, -#ifdef CONFIG_RT2800USB_RT30XX - /* Abocom */ - { USB_DEVICE(0x07b8, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x07b8, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x07b8, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* AirTies */ - { USB_DEVICE(0x1eda, 0x2310), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Allwin */ - { USB_DEVICE(0x8516, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x8516, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x8516, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* ASUS */ - { USB_DEVICE(0x0b05, 0x1784), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* AzureWave */ - { USB_DEVICE(0x13d3, 0x3273), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x13d3, 0x3305), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x13d3, 0x3307), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x13d3, 0x3321), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Conceptronic */ - { USB_DEVICE(0x14b2, 0x3c12), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Corega */ { USB_DEVICE(0x18c5, 0x0012), USB_DEVICE_DATA(&rt2800usb_ops) }, /* D-Link */ + { USB_DEVICE(0x07d1, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c0a), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c0d), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c0e), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c0f), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x07d1, 0x3c11), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c16), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Draytek */ { USB_DEVICE(0x07fa, 0x7712), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Edimax */ { USB_DEVICE(0x7392, 0x7711), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x7392, 0x7717), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x7392, 0x7718), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Encore */ { USB_DEVICE(0x203d, 0x1480), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x203d, 0x14a9), USB_DEVICE_DATA(&rt2800usb_ops) }, /* EnGenius */ + { USB_DEVICE(0x1740, 0x9701), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x1740, 0x9702), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1740, 0x9703), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1740, 0x9705), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1740, 0x9706), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -788,19 +716,37 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x1740, 0x9708), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1740, 0x9709), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Gigabyte */ + { USB_DEVICE(0x1044, 0x800b), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1044, 0x800d), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Hawking */ + { USB_DEVICE(0x0e66, 0x0001), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x0003), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x0009), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x000b), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x0013), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x0018), USB_DEVICE_DATA(&rt2800usb_ops) }, /* I-O DATA */ { USB_DEVICE(0x04bb, 0x0945), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x04bb, 0x0947), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x04bb, 0x0948), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Linksys */ + { USB_DEVICE(0x1737, 0x0070), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x1737, 0x0071), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Logitec */ + { USB_DEVICE(0x0789, 0x0162), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0789, 0x0163), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0789, 0x0164), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0789, 0x0166), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Motorola */ + { USB_DEVICE(0x100d, 0x9031), USB_DEVICE_DATA(&rt2800usb_ops) }, /* MSI */ { USB_DEVICE(0x0db0, 0x3820), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x3821), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x3822), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x3870), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x3871), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0db0, 0x6899), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x821a), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x822a), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x822b), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -815,30 +761,65 @@ static struct usb_device_id rt2800usb_device_table[] = { /* Pegatron */ { USB_DEVICE(0x1d4d, 0x000c), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1d4d, 0x000e), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Philips */ + { USB_DEVICE(0x0471, 0x200f), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Planex */ { USB_DEVICE(0x2019, 0xab25), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x2019, 0xed06), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Quanta */ { USB_DEVICE(0x1a32, 0x0304), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Ralink */ { USB_DEVICE(0x148f, 0x2070), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x148f, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x148f, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x148f, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x148f, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x148f, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Samsung */ + { USB_DEVICE(0x04e8, 0x2018), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Siemens */ + { USB_DEVICE(0x129b, 0x1828), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Sitecom */ + { USB_DEVICE(0x0df6, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x002b), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x002c), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x002d), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x0039), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x003b), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x003d), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0df6, 0x003e), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0df6, 0x0040), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0df6, 0x0042), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0df6, 0x0047), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0df6, 0x0048), USB_DEVICE_DATA(&rt2800usb_ops) }, /* SMC */ + { USB_DEVICE(0x083a, 0x6618), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x083a, 0x7511), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0x7512), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0x7522), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0x8522), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0xa618), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x083a, 0xa701), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x083a, 0xa702), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x083a, 0xa703), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0xb522), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Sparklan */ + { USB_DEVICE(0x15a9, 0x0006), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Sweex */ + { USB_DEVICE(0x177f, 0x0302), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* U-Media*/ + { USB_DEVICE(0x157e, 0x300e), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* ZCOM */ + { USB_DEVICE(0x0cde, 0x0022), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0cde, 0x0025), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Zinwell */ + { USB_DEVICE(0x5a57, 0x0280), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x5a57, 0x0282), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x5a57, 0x0283), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x5a57, 0x5257), USB_DEVICE_DATA(&rt2800usb_ops) }, -#endif + /* Zyxel */ + { USB_DEVICE(0x0586, 0x3416), USB_DEVICE_DATA(&rt2800usb_ops) }, #ifdef CONFIG_RT2800USB_RT33XX /* Ralink */ { USB_DEVICE(0x148f, 0x3370), USB_DEVICE_DATA(&rt2800usb_ops) }, -- cgit v1.2.3 From 72c7296e03e381b49958809915105b18b09fa7a3 Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Sat, 13 Nov 2010 19:10:54 +0100 Subject: rt2x00: Remove unneccessary internal Kconfig symbols. CONFIG_RT2800PCI_PCI and CONFIG_RT2800PCI_SOC are strictly not needed as we can check the dependent symbols directly in the rest of Kconfig and the code, so clean up the Kconfig namespace a bit. Signed-off-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/Kconfig | 16 +++------------- drivers/net/wireless/rt2x00/rt2800pci.c | 34 ++++++++++++++++----------------- 2 files changed, 20 insertions(+), 30 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig index a6939ccd68cc..ade30251608e 100644 --- a/drivers/net/wireless/rt2x00/Kconfig +++ b/drivers/net/wireless/rt2x00/Kconfig @@ -53,22 +53,12 @@ config RT61PCI When compiled as a module, this driver will be called rt61pci. -config RT2800PCI_PCI - boolean - depends on PCI - default y - -config RT2800PCI_SOC - boolean - depends on RALINK_RT288X || RALINK_RT305X - default y - config RT2800PCI tristate "Ralink rt27xx/rt28xx/rt30xx (PCI/PCIe/PCMCIA) support" - depends on RT2800PCI_PCI || RT2800PCI_SOC + depends on PCI || RALINK_RT288X || RALINK_RT305X select RT2800_LIB - select RT2X00_LIB_PCI if RT2800PCI_PCI - select RT2X00_LIB_SOC if RT2800PCI_SOC + select RT2X00_LIB_PCI if PCI + select RT2X00_LIB_SOC if RALINK_RT288X || RALINK_RT305X select RT2X00_LIB_HT select RT2X00_LIB_FIRMWARE select RT2X00_LIB_CRYPTO diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 97f4df62ee63..b0946f8f3457 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -84,7 +84,7 @@ static void rt2800pci_mcu_status(struct rt2x00_dev *rt2x00dev, const u8 token) rt2800_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0); } -#ifdef CONFIG_RT2800PCI_SOC +#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) static void rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) { u32 *base_addr = (u32 *) KSEG1ADDR(0x1F040000); /* XXX for RT3052 */ @@ -95,9 +95,9 @@ static void rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) static inline void rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) { } -#endif /* CONFIG_RT2800PCI_SOC */ +#endif /* CONFIG_RALINK_RT288X || CONFIG_RALINK_RT305X */ -#ifdef CONFIG_RT2800PCI_PCI +#ifdef CONFIG_PCI static void rt2800pci_eepromregister_read(struct eeprom_93cx6 *eeprom) { struct rt2x00_dev *rt2x00dev = eeprom->data; @@ -181,7 +181,7 @@ static inline int rt2800pci_efuse_detect(struct rt2x00_dev *rt2x00dev) static inline void rt2800pci_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev) { } -#endif /* CONFIG_RT2800PCI_PCI */ +#endif /* CONFIG_PCI */ /* * Firmware functions @@ -1031,7 +1031,7 @@ static const struct rt2x00_ops rt2800pci_ops = { /* * RT2800pci module information. */ -#ifdef CONFIG_RT2800PCI_PCI +#ifdef CONFIG_PCI static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = { { PCI_DEVICE(0x1814, 0x0601), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x0681), PCI_DEVICE_DATA(&rt2800pci_ops) }, @@ -1061,19 +1061,19 @@ static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = { #endif { 0, } }; -#endif /* CONFIG_RT2800PCI_PCI */ +#endif /* CONFIG_PCI */ MODULE_AUTHOR(DRV_PROJECT); MODULE_VERSION(DRV_VERSION); MODULE_DESCRIPTION("Ralink RT2800 PCI & PCMCIA Wireless LAN driver."); MODULE_SUPPORTED_DEVICE("Ralink RT2860 PCI & PCMCIA chipset based cards"); -#ifdef CONFIG_RT2800PCI_PCI +#ifdef CONFIG_PCI MODULE_FIRMWARE(FIRMWARE_RT2860); MODULE_DEVICE_TABLE(pci, rt2800pci_device_table); -#endif /* CONFIG_RT2800PCI_PCI */ +#endif /* CONFIG_PCI */ MODULE_LICENSE("GPL"); -#ifdef CONFIG_RT2800PCI_SOC +#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) static int rt2800soc_probe(struct platform_device *pdev) { return rt2x00soc_probe(pdev, &rt2800pci_ops); @@ -1090,9 +1090,9 @@ static struct platform_driver rt2800soc_driver = { .suspend = rt2x00soc_suspend, .resume = rt2x00soc_resume, }; -#endif /* CONFIG_RT2800PCI_SOC */ +#endif /* CONFIG_RALINK_RT288X || CONFIG_RALINK_RT305X */ -#ifdef CONFIG_RT2800PCI_PCI +#ifdef CONFIG_PCI static struct pci_driver rt2800pci_driver = { .name = KBUILD_MODNAME, .id_table = rt2800pci_device_table, @@ -1101,21 +1101,21 @@ static struct pci_driver rt2800pci_driver = { .suspend = rt2x00pci_suspend, .resume = rt2x00pci_resume, }; -#endif /* CONFIG_RT2800PCI_PCI */ +#endif /* CONFIG_PCI */ static int __init rt2800pci_init(void) { int ret = 0; -#ifdef CONFIG_RT2800PCI_SOC +#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) ret = platform_driver_register(&rt2800soc_driver); if (ret) return ret; #endif -#ifdef CONFIG_RT2800PCI_PCI +#ifdef CONFIG_PCI ret = pci_register_driver(&rt2800pci_driver); if (ret) { -#ifdef CONFIG_RT2800PCI_SOC +#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) platform_driver_unregister(&rt2800soc_driver); #endif return ret; @@ -1127,10 +1127,10 @@ static int __init rt2800pci_init(void) static void __exit rt2800pci_exit(void) { -#ifdef CONFIG_RT2800PCI_PCI +#ifdef CONFIG_PCI pci_unregister_driver(&rt2800pci_driver); #endif -#ifdef CONFIG_RT2800PCI_SOC +#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) platform_driver_unregister(&rt2800soc_driver); #endif } -- cgit v1.2.3 From ef8397cfb3a385bc57a32213d0e4a5b7903a9dc6 Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Sat, 13 Nov 2010 19:11:22 +0100 Subject: rt2x00: Use ioremap for SoC devices instead of KSEG1ADDR. Make the code a bit more portable to architectures that do not support KSEG1ADDR. Signed-off-by: Gertjan van Wingerde Tested-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800pci.c | 4 +++- drivers/net/wireless/rt2x00/rt2x00soc.c | 6 ++++-- 2 files changed, 7 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index b0946f8f3457..433c7f3ef837 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -87,9 +87,11 @@ static void rt2800pci_mcu_status(struct rt2x00_dev *rt2x00dev, const u8 token) #if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) static void rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) { - u32 *base_addr = (u32 *) KSEG1ADDR(0x1F040000); /* XXX for RT3052 */ + void __iomem *base_addr = ioremap(0x1F040000, EEPROM_SIZE); memcpy_fromio(rt2x00dev->eeprom, base_addr, EEPROM_SIZE); + + iounmap(base_addr); } #else static inline void rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) diff --git a/drivers/net/wireless/rt2x00/rt2x00soc.c b/drivers/net/wireless/rt2x00/rt2x00soc.c index fc98063de71d..2aa5c38022f3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00soc.c +++ b/drivers/net/wireless/rt2x00/rt2x00soc.c @@ -40,6 +40,8 @@ static void rt2x00soc_free_reg(struct rt2x00_dev *rt2x00dev) kfree(rt2x00dev->eeprom); rt2x00dev->eeprom = NULL; + + iounmap(rt2x00dev->csr.base); } static int rt2x00soc_alloc_reg(struct rt2x00_dev *rt2x00dev) @@ -51,9 +53,9 @@ static int rt2x00soc_alloc_reg(struct rt2x00_dev *rt2x00dev) if (!res) return -ENODEV; - rt2x00dev->csr.base = (void __iomem *)KSEG1ADDR(res->start); + rt2x00dev->csr.base = ioremap(res->start, resource_size(res)); if (!rt2x00dev->csr.base) - goto exit; + return -ENOMEM; rt2x00dev->eeprom = kzalloc(rt2x00dev->ops->eeprom_size, GFP_KERNEL); if (!rt2x00dev->eeprom) -- cgit v1.2.3 From b43d63bd69ae5464a52bf1796e84097607917b2f Mon Sep 17 00:00:00 2001 From: RA-Jay Hung Date: Sat, 13 Nov 2010 19:11:46 +0100 Subject: rt2x00: Fix rt2800 USB TX Path DMA issue rt2800usb chips need to add 1~3 bytes zero padding after each 802.11 header & payload, and at the end need to add 4 bytes zero padding whether doing TX bulk aggregation or not, TXINFO_W0_USB_DMA_TX_PKT_LEN in TXINFO must include 1-3 bytes padding after 802.11 header & payload but do not include 4 bytes end zero padding. In rt2800usb_get_tx_data_len do not consider multiple of the USB packet size case, sometimes this will cause USB DMA problem. Signed-off-by: RA-Jay Hung Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800usb.c | 39 ++++++++++++++++++++++----------- 1 file changed, 26 insertions(+), 13 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 2933bf1d74bb..935b76d3ce4f 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -307,8 +307,14 @@ static void rt2800usb_write_tx_desc(struct queue_entry *entry, * Initialize TXINFO descriptor */ rt2x00_desc_read(txi, 0, &word); + + /* + * The size of TXINFO_W0_USB_DMA_TX_PKT_LEN is + * TXWI + 802.11 header + L2 pad + payload + pad, + * so need to decrease size of TXINFO and USB end pad. + */ rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_PKT_LEN, - entry->skb->len - TXINFO_DESC_SIZE); + entry->skb->len - TXINFO_DESC_SIZE - 4); rt2x00_set_field32(&word, TXINFO_W0_WIV, !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags)); rt2x00_set_field32(&word, TXINFO_W0_QSEL, 2); @@ -326,22 +332,29 @@ static void rt2800usb_write_tx_desc(struct queue_entry *entry, skbdesc->desc_len = TXINFO_DESC_SIZE + TXWI_DESC_SIZE; } -/* - * TX data initialization - */ -static int rt2800usb_get_tx_data_len(struct queue_entry *entry) +static void rt2800usb_write_tx_data(struct queue_entry *entry, + struct txentry_desc *txdesc) { - int length; + u8 padding_len; /* - * The length _must_ include 4 bytes padding, - * it should always be multiple of 4, - * but it must _not_ be a multiple of the USB packet size. + * pad(1~3 bytes) is added after each 802.11 payload. + * USB end pad(4 bytes) is added at each USB bulk out packet end. + * TX frame format is : + * | TXINFO | TXWI | 802.11 header | L2 pad | payload | pad | USB end pad | + * |<------------- tx_pkt_len ------------->| */ - length = roundup(entry->skb->len + 4, 4); - length += (4 * !(length % entry->queue->usb_maxpacket)); + rt2800_write_tx_data(entry, txdesc); + padding_len = roundup(entry->skb->len + 4, 4) - entry->skb->len; + memset(skb_put(entry->skb, padding_len), 0, padding_len); +} - return length; +/* + * TX data initialization + */ +static int rt2800usb_get_tx_data_len(struct queue_entry *entry) +{ + return entry->skb->len; } /* @@ -579,7 +592,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .link_tuner = rt2800_link_tuner, .watchdog = rt2800usb_watchdog, .write_tx_desc = rt2800usb_write_tx_desc, - .write_tx_data = rt2800_write_tx_data, + .write_tx_data = rt2800usb_write_tx_data, .write_beacon = rt2800_write_beacon, .get_tx_data_len = rt2800usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, -- cgit v1.2.3 From f8eaec659f8a7a4e0086fca7c5d5c5e0fbc76d1a Mon Sep 17 00:00:00 2001 From: RA-Jay Hung Date: Sat, 13 Nov 2010 19:12:54 +0100 Subject: rt2x00: Fix header_length in rt2x00lib_txdone Put the assignment of header_length after pull out extra tx headroom Signed-off-by: RA-Jay Hung Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00dev.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 3afa2a3ebee4..c879f9a7037c 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -250,10 +250,9 @@ void rt2x00lib_txdone(struct queue_entry *entry, struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb); struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); enum data_queue_qid qid = skb_get_queue_mapping(entry->skb); - unsigned int header_length = ieee80211_get_hdrlen_from_skb(entry->skb); + unsigned int header_length, i; u8 rate_idx, rate_flags, retry_rates; u8 skbdesc_flags = skbdesc->flags; - unsigned int i; bool success; /* @@ -271,6 +270,11 @@ void rt2x00lib_txdone(struct queue_entry *entry, */ skbdesc->flags &= ~SKBDESC_DESC_IN_SKB; + /* + * Determine the length of 802.11 header. + */ + header_length = ieee80211_get_hdrlen_from_skb(entry->skb); + /* * Remove L2 padding which was added during */ -- cgit v1.2.3 From 387e68846413f3dcfc5a5afca9841430057e3340 Mon Sep 17 00:00:00 2001 From: RA-Jay Hung Date: Sat, 13 Nov 2010 19:13:53 +0100 Subject: rt2x00: Modify rt2x00queue_remove_l2pad to make skb->data two-byte alignment When send out skb data to mac80211, orignal code will cause mac80211 unaligned access, so modify code to make mac80211 can natural access. Signed-off-by: RA-Jay Hung Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00queue.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index dc543174dfad..a3d79c7a21c6 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -204,8 +204,10 @@ void rt2x00queue_remove_l2pad(struct sk_buff *skb, unsigned int header_length) if (!l2pad) return; - memmove(skb->data + l2pad, skb->data, header_length); - skb_pull(skb, l2pad); + memmove(skb->data + header_length, skb->data + header_length + l2pad, + skb->len - header_length - l2pad); + + skb_trim(skb, skb->len - l2pad); } static void rt2x00queue_create_tx_descriptor_seq(struct queue_entry *entry, -- cgit v1.2.3 From f4e16e41d62ddc75704a0344567a807ebb41a929 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Sat, 20 Nov 2010 18:39:01 -0800 Subject: rt2x00: Use static const Using static const generally increases object text and decreases data size. It also generally decreases overall object size. text data bss dec hex filename 40197 56 8336 48589 bdcd drivers/net/wireless/rt2x00/rt2800lib.o.new 40205 56 8336 48597 bdd5 drivers/net/wireless/rt2x00/rt2800lib.o.old Signed-off-by: Joe Perches Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800lib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index ce8df66a3de8..75631614aba3 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -2166,7 +2166,7 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) SHARED_KEY_MODE_ENTRY(i), 0); for (i = 0; i < 256; i++) { - u32 wcid[2] = { 0xffffffff, 0x00ffffff }; + static const u32 wcid[2] = { 0xffffffff, 0x00ffffff }; rt2800_register_multiwrite(rt2x00dev, MAC_WCID_ENTRY(i), wcid, sizeof(wcid)); -- cgit v1.2.3 From 20ed3166c84d145589a89d8cde12aa32cf2d17f4 Mon Sep 17 00:00:00 2001 From: Johannes Stezenbach Date: Tue, 30 Nov 2010 16:49:23 +0100 Subject: mac80211/rt2x00: add ieee80211_tx_status_ni() All rt2x00 drivers except rt2800pci call ieee80211_tx_status() from a workqueue, which causes "NOHZ: local_softirq_pending 08" messages. To fix it, add ieee80211_tx_status_ni() similar to ieee80211_rx_ni() which can be called from process context, and call it from rt2x00lib_txdone(). For the rt2800pci special case a driver flag is introduced. Signed-off-by: Johannes Stezenbach Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800pci.c | 1 + drivers/net/wireless/rt2x00/rt2x00.h | 1 + drivers/net/wireless/rt2x00/rt2x00dev.c | 9 ++++++--- include/net/mac80211.h | 28 ++++++++++++++++++++++++---- 4 files changed, 32 insertions(+), 7 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 433c7f3ef837..b989b0d3ed49 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -911,6 +911,7 @@ static int rt2800pci_probe_hw(struct rt2x00_dev *rt2x00dev) __set_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags); __set_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags); __set_bit(DRIVER_REQUIRE_TXSTATUS_FIFO, &rt2x00dev->flags); + __set_bit(DRIVER_REQUIRE_TASKLET_CONTEXT, &rt2x00dev->flags); if (!modparam_nohwcrypt) __set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags); __set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags); diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 0a55eeff871e..e72117f3fdf5 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -664,6 +664,7 @@ enum rt2x00_flags { DRIVER_REQUIRE_COPY_IV, DRIVER_REQUIRE_L2PAD, DRIVER_REQUIRE_TXSTATUS_FIFO, + DRIVER_REQUIRE_TASKLET_CONTEXT, /* * Driver features diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index c879f9a7037c..bd3afc92f434 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -379,9 +379,12 @@ void rt2x00lib_txdone(struct queue_entry *entry, * through a mac80211 library call (RTS/CTS) then we should not * send the status report back. */ - if (!(skbdesc_flags & SKBDESC_NOT_MAC80211)) - ieee80211_tx_status(rt2x00dev->hw, entry->skb); - else + if (!(skbdesc_flags & SKBDESC_NOT_MAC80211)) { + if (test_bit(DRIVER_REQUIRE_TASKLET_CONTEXT, &rt2x00dev->flags)) + ieee80211_tx_status(rt2x00dev->hw, entry->skb); + else + ieee80211_tx_status_ni(rt2x00dev->hw, entry->skb); + } else dev_kfree_skb_any(entry->skb); /* diff --git a/include/net/mac80211.h b/include/net/mac80211.h index eaa4affd40cd..e411cf87fb41 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -2055,8 +2055,8 @@ static inline void ieee80211_rx_ni(struct ieee80211_hw *hw, * * This function may not be called in IRQ context. Calls to this function * for a single hardware must be synchronized against each other. Calls - * to this function and ieee80211_tx_status_irqsafe() may not be mixed - * for a single hardware. + * to this function, ieee80211_tx_status_ni() and ieee80211_tx_status_irqsafe() + * may not be mixed for a single hardware. * * @hw: the hardware the frame was transmitted by * @skb: the frame that was transmitted, owned by mac80211 after this call @@ -2064,14 +2064,34 @@ static inline void ieee80211_rx_ni(struct ieee80211_hw *hw, void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb); +/** + * ieee80211_tx_status_ni - transmit status callback (in process context) + * + * Like ieee80211_tx_status() but can be called in process context. + * + * Calls to this function, ieee80211_tx_status() and + * ieee80211_tx_status_irqsafe() may not be mixed + * for a single hardware. + * + * @hw: the hardware the frame was transmitted by + * @skb: the frame that was transmitted, owned by mac80211 after this call + */ +static inline void ieee80211_tx_status_ni(struct ieee80211_hw *hw, + struct sk_buff *skb) +{ + local_bh_disable(); + ieee80211_tx_status(hw, skb); + local_bh_enable(); +} + /** * ieee80211_tx_status_irqsafe - IRQ-safe transmit status callback * * Like ieee80211_tx_status() but can be called in IRQ context * (internally defers to a tasklet.) * - * Calls to this function and ieee80211_tx_status() may not be mixed for a - * single hardware. + * Calls to this function, ieee80211_tx_status() and + * ieee80211_tx_status_ni() may not be mixed for a single hardware. * * @hw: the hardware the frame was transmitted by * @skb: the frame that was transmitted, owned by mac80211 after this call -- cgit v1.2.3 From 38c8a566fcfe080c910bb6b348d40121df2b8e88 Mon Sep 17 00:00:00 2001 From: RA-Jay Hung Date: Mon, 13 Dec 2010 12:31:27 +0100 Subject: rt2x00: Add rt2800 EEPROM definition Add and modify NIC Configuration and LED definition of EEPROM Signed-off-by: RA-Jay Hung Acked-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800.h | 94 ++++++++++++++++++--------- drivers/net/wireless/rt2x00/rt2800lib.c | 111 ++++++++++++++++---------------- 2 files changed, 119 insertions(+), 86 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index a81c4371835b..9dcbf87156b6 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -1841,32 +1841,51 @@ struct mac_iveiv_entry { #define EEPROM_MAC_ADDR_BYTE5 FIELD16(0xff00) /* - * EEPROM ANTENNA config + * EEPROM NIC Configuration 0 * RXPATH: 1: 1R, 2: 2R, 3: 3R - * TXPATH: 1: 1T, 2: 2T - */ -#define EEPROM_ANTENNA 0x001a -#define EEPROM_ANTENNA_RXPATH FIELD16(0x000f) -#define EEPROM_ANTENNA_TXPATH FIELD16(0x00f0) -#define EEPROM_ANTENNA_RF_TYPE FIELD16(0x0f00) - -/* - * EEPROM NIC config - * CARDBUS_ACCEL: 0 - enable, 1 - disable - */ -#define EEPROM_NIC 0x001b -#define EEPROM_NIC_HW_RADIO FIELD16(0x0001) -#define EEPROM_NIC_DYNAMIC_TX_AGC FIELD16(0x0002) -#define EEPROM_NIC_EXTERNAL_LNA_BG FIELD16(0x0004) -#define EEPROM_NIC_EXTERNAL_LNA_A FIELD16(0x0008) -#define EEPROM_NIC_CARDBUS_ACCEL FIELD16(0x0010) -#define EEPROM_NIC_BW40M_SB_BG FIELD16(0x0020) -#define EEPROM_NIC_BW40M_SB_A FIELD16(0x0040) -#define EEPROM_NIC_WPS_PBC FIELD16(0x0080) -#define EEPROM_NIC_BW40M_BG FIELD16(0x0100) -#define EEPROM_NIC_BW40M_A FIELD16(0x0200) -#define EEPROM_NIC_ANT_DIVERSITY FIELD16(0x0800) -#define EEPROM_NIC_DAC_TEST FIELD16(0x8000) + * TXPATH: 1: 1T, 2: 2T, 3: 3T + * RF_TYPE: RFIC type + */ +#define EEPROM_NIC_CONF0 0x001a +#define EEPROM_NIC_CONF0_RXPATH FIELD16(0x000f) +#define EEPROM_NIC_CONF0_TXPATH FIELD16(0x00f0) +#define EEPROM_NIC_CONF0_RF_TYPE FIELD16(0x0f00) + +/* + * EEPROM NIC Configuration 1 + * HW_RADIO: 0: disable, 1: enable + * EXTERNAL_TX_ALC: 0: disable, 1: enable + * EXTERNAL_LNA_2G: 0: disable, 1: enable + * EXTERNAL_LNA_5G: 0: disable, 1: enable + * CARDBUS_ACCEL: 0: enable, 1: disable + * BW40M_SB_2G: 0: disable, 1: enable + * BW40M_SB_5G: 0: disable, 1: enable + * WPS_PBC: 0: disable, 1: enable + * BW40M_2G: 0: enable, 1: disable + * BW40M_5G: 0: enable, 1: disable + * BROADBAND_EXT_LNA: 0: disable, 1: enable + * ANT_DIVERSITY: 00: Disable, 01: Diversity, + * 10: Main antenna, 11: Aux antenna + * INTERNAL_TX_ALC: 0: disable, 1: enable + * BT_COEXIST: 0: disable, 1: enable + * DAC_TEST: 0: disable, 1: enable + */ +#define EEPROM_NIC_CONF1 0x001b +#define EEPROM_NIC_CONF1_HW_RADIO FIELD16(0x0001) +#define EEPROM_NIC_CONF1_EXTERNAL_TX_ALC FIELD16(0x0002) +#define EEPROM_NIC_CONF1_EXTERNAL_LNA_2G FIELD16(0x0004) +#define EEPROM_NIC_CONF1_EXTERNAL_LNA_5G FIELD16(0x0008) +#define EEPROM_NIC_CONF1_CARDBUS_ACCEL FIELD16(0x0010) +#define EEPROM_NIC_CONF1_BW40M_SB_2G FIELD16(0x0020) +#define EEPROM_NIC_CONF1_BW40M_SB_5G FIELD16(0x0040) +#define EEPROM_NIC_CONF1_WPS_PBC FIELD16(0x0080) +#define EEPROM_NIC_CONF1_BW40M_2G FIELD16(0x0100) +#define EEPROM_NIC_CONF1_BW40M_5G FIELD16(0x0200) +#define EEPROM_NIC_CONF1_BROADBAND_EXT_LNA FIELD16(0x400) +#define EEPROM_NIC_CONF1_ANT_DIVERSITY FIELD16(0x1800) +#define EEPROM_NIC_CONF1_INTERNAL_TX_ALC FIELD16(0x2000) +#define EEPROM_NIC_CONF1_BT_COEXIST FIELD16(0x4000) +#define EEPROM_NIC_CONF1_DAC_TEST FIELD16(0x8000) /* * EEPROM frequency @@ -1888,9 +1907,9 @@ struct mac_iveiv_entry { * POLARITY_GPIO_4: Polarity GPIO4 setting. * LED_MODE: Led mode. */ -#define EEPROM_LED1 0x001e -#define EEPROM_LED2 0x001f -#define EEPROM_LED3 0x0020 +#define EEPROM_LED_AG_CONF 0x001e +#define EEPROM_LED_ACT_CONF 0x001f +#define EEPROM_LED_POLARITY 0x0020 #define EEPROM_LED_POLARITY_RDY_BG FIELD16(0x0001) #define EEPROM_LED_POLARITY_RDY_A FIELD16(0x0002) #define EEPROM_LED_POLARITY_ACT FIELD16(0x0004) @@ -1901,6 +1920,17 @@ struct mac_iveiv_entry { #define EEPROM_LED_POLARITY_GPIO_4 FIELD16(0x0080) #define EEPROM_LED_LED_MODE FIELD16(0x1f00) +/* + * EEPROM NIC Configuration 2 + * RX_STREAM: 0: Reserved, 1: 1 Stream, 2: 2 Stream + * TX_STREAM: 0: Reserved, 1: 1 Stream, 2: 2 Stream + * CRYSTAL: 00: Reserved, 01: One crystal, 10: Two crystal, 11: Reserved + */ +#define EEPROM_NIC_CONF2 0x0021 +#define EEPROM_NIC_CONF2_RX_STREAM FIELD16(0x000f) +#define EEPROM_NIC_CONF2_TX_STREAM FIELD16(0x00f0) +#define EEPROM_NIC_CONF2_CRYSTAL FIELD16(0x0600) + /* * EEPROM LNA */ @@ -1951,7 +1981,7 @@ struct mac_iveiv_entry { /* * EEPROM TXpower delta: 20MHZ AND 40 MHZ use different power. - * This is delta in 40MHZ. + * This is delta in 40MHZ. * VALUE: Tx Power dalta value (MAX=4) * TYPE: 1: Plus the delta value, 0: minus the delta value * TXPOWER: Enable: @@ -2007,9 +2037,9 @@ struct mac_iveiv_entry { #define MCU_CURRENT 0x36 #define MCU_LED 0x50 #define MCU_LED_STRENGTH 0x51 -#define MCU_LED_1 0x52 -#define MCU_LED_2 0x53 -#define MCU_LED_3 0x54 +#define MCU_LED_AG_CONF 0x52 +#define MCU_LED_ACT_CONF 0x53 +#define MCU_LED_LED_POLARITY 0x54 #define MCU_RADAR 0x60 #define MCU_BOOT_SIGNAL 0x72 #define MCU_BBP_SIGNAL 0x80 diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 75631614aba3..9b592d9481b4 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -1930,8 +1930,8 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) { - rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom); - if (rt2x00_get_field16(eeprom, EEPROM_NIC_DAC_TEST)) + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST)) rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x0000002c); else @@ -2376,10 +2376,10 @@ static int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) rt2x00_rt(rt2x00dev, RT3390)) { rt2800_bbp_read(rt2x00dev, 138, &value); - rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom); - if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) == 1) + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1) value |= 0x20; - if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 1) + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1) value &= ~0x02; rt2800_bbp_write(rt2x00dev, 138, value); @@ -2591,8 +2591,8 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E)) { - rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom); - if (rt2x00_get_field16(eeprom, EEPROM_NIC_DAC_TEST)) + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST)) rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 3); else rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 0); @@ -2665,10 +2665,10 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) if (rt2x00_rt(rt2x00dev, RT3090)) { rt2800_bbp_read(rt2x00dev, 138, &bbp); - rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom); - if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) == 1) + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1) rt2x00_set_field8(&bbp, BBP138_RX_ADC1, 0); - if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) == 1) + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1) rt2x00_set_field8(&bbp, BBP138_TX_DAC1, 1); rt2800_bbp_write(rt2x00dev, 138, bbp); @@ -2767,16 +2767,16 @@ int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev) /* * Initialize LED control */ - rt2x00_eeprom_read(rt2x00dev, EEPROM_LED1, &word); - rt2800_mcu_request(rt2x00dev, MCU_LED_1, 0xff, + rt2x00_eeprom_read(rt2x00dev, EEPROM_LED_AG_CONF, &word); + rt2800_mcu_request(rt2x00dev, MCU_LED_AG_CONF, 0xff, word & 0xff, (word >> 8) & 0xff); - rt2x00_eeprom_read(rt2x00dev, EEPROM_LED2, &word); - rt2800_mcu_request(rt2x00dev, MCU_LED_2, 0xff, + rt2x00_eeprom_read(rt2x00dev, EEPROM_LED_ACT_CONF, &word); + rt2800_mcu_request(rt2x00dev, MCU_LED_ACT_CONF, 0xff, word & 0xff, (word >> 8) & 0xff); - rt2x00_eeprom_read(rt2x00dev, EEPROM_LED3, &word); - rt2800_mcu_request(rt2x00dev, MCU_LED_3, 0xff, + rt2x00_eeprom_read(rt2x00dev, EEPROM_LED_POLARITY, &word); + rt2800_mcu_request(rt2x00dev, MCU_LED_LED_POLARITY, 0xff, word & 0xff, (word >> 8) & 0xff); return 0; @@ -2870,38 +2870,41 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev) EEPROM(rt2x00dev, "MAC: %pM\n", mac); } - rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &word); + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &word); if (word == 0xffff) { - rt2x00_set_field16(&word, EEPROM_ANTENNA_RXPATH, 2); - rt2x00_set_field16(&word, EEPROM_ANTENNA_TXPATH, 1); - rt2x00_set_field16(&word, EEPROM_ANTENNA_RF_TYPE, RF2820); - rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word); + rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2); + rt2x00_set_field16(&word, EEPROM_NIC_CONF0_TXPATH, 1); + rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RF_TYPE, RF2820); + rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word); EEPROM(rt2x00dev, "Antenna: 0x%04x\n", word); } else if (rt2x00_rt(rt2x00dev, RT2860) || rt2x00_rt(rt2x00dev, RT2872)) { /* * There is a max of 2 RX streams for RT28x0 series */ - if (rt2x00_get_field16(word, EEPROM_ANTENNA_RXPATH) > 2) - rt2x00_set_field16(&word, EEPROM_ANTENNA_RXPATH, 2); - rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word); + if (rt2x00_get_field16(word, EEPROM_NIC_CONF0_RXPATH) > 2) + rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RXPATH, 2); + rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word); } - rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &word); + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &word); if (word == 0xffff) { - rt2x00_set_field16(&word, EEPROM_NIC_HW_RADIO, 0); - rt2x00_set_field16(&word, EEPROM_NIC_DYNAMIC_TX_AGC, 0); - rt2x00_set_field16(&word, EEPROM_NIC_EXTERNAL_LNA_BG, 0); - rt2x00_set_field16(&word, EEPROM_NIC_EXTERNAL_LNA_A, 0); - rt2x00_set_field16(&word, EEPROM_NIC_CARDBUS_ACCEL, 0); - rt2x00_set_field16(&word, EEPROM_NIC_BW40M_SB_BG, 0); - rt2x00_set_field16(&word, EEPROM_NIC_BW40M_SB_A, 0); - rt2x00_set_field16(&word, EEPROM_NIC_WPS_PBC, 0); - rt2x00_set_field16(&word, EEPROM_NIC_BW40M_BG, 0); - rt2x00_set_field16(&word, EEPROM_NIC_BW40M_A, 0); - rt2x00_set_field16(&word, EEPROM_NIC_ANT_DIVERSITY, 0); - rt2x00_set_field16(&word, EEPROM_NIC_DAC_TEST, 0); - rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC, word); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_HW_RADIO, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_TX_ALC, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_CARDBUS_ACCEL, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_2G, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_SB_5G, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_WPS_PBC, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_2G, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BW40M_5G, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BROADBAND_EXT_LNA, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_ANT_DIVERSITY, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_INTERNAL_TX_ALC, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_BT_COEXIST, 0); + rt2x00_set_field16(&word, EEPROM_NIC_CONF1_DAC_TEST, 0); + rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC_CONF1, word); EEPROM(rt2x00dev, "NIC: 0x%04x\n", word); } @@ -2916,9 +2919,9 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev) LED_MODE_TXRX_ACTIVITY); rt2x00_set_field16(&word, EEPROM_FREQ_LED_POLARITY, 0); rt2x00_eeprom_write(rt2x00dev, EEPROM_FREQ, word); - rt2x00_eeprom_write(rt2x00dev, EEPROM_LED1, 0x5555); - rt2x00_eeprom_write(rt2x00dev, EEPROM_LED2, 0x2221); - rt2x00_eeprom_write(rt2x00dev, EEPROM_LED3, 0xa9f8); + rt2x00_eeprom_write(rt2x00dev, EEPROM_LED_AG_CONF, 0x5555); + rt2x00_eeprom_write(rt2x00dev, EEPROM_LED_ACT_CONF, 0x2221); + rt2x00_eeprom_write(rt2x00dev, EEPROM_LED_POLARITY, 0xa9f8); EEPROM(rt2x00dev, "Led Mode: 0x%04x\n", word); } @@ -2982,12 +2985,12 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) /* * Read EEPROM word for configuration. */ - rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom); + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); /* * Identify RF chipset. */ - value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RF_TYPE); + value = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RF_TYPE); rt2800_register_read(rt2x00dev, MAC_CSR0, ®); rt2x00_set_chip(rt2x00dev, rt2x00_get_field32(reg, MAC_CSR0_CHIPSET), @@ -3023,9 +3026,9 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) * Identify default antenna configuration. */ rt2x00dev->default_ant.tx = - rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH); + rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH); rt2x00dev->default_ant.rx = - rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH); + rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH); /* * Read frequency offset and RF programming sequence. @@ -3036,17 +3039,17 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) /* * Read external LNA informations. */ - rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom); + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); - if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_A)) + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G)) __set_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags); - if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_BG)) + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G)) __set_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags); /* * Detect if this device has an hardware controlled radio. */ - if (rt2x00_get_field16(eeprom, EEPROM_NIC_HW_RADIO)) + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_HW_RADIO)) __set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags); /* @@ -3258,7 +3261,7 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) rt2x00dev->hw->max_report_rates = 7; rt2x00dev->hw->max_rate_tries = 1; - rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom); + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); /* * Initialize hw_mode information. @@ -3302,11 +3305,11 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40; - if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) >= 2) + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) >= 2) spec->ht.cap |= IEEE80211_HT_CAP_TX_STBC; spec->ht.cap |= - rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) << + rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) << IEEE80211_HT_CAP_RX_STBC_SHIFT; spec->ht.ampdu_factor = 3; @@ -3314,10 +3317,10 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) spec->ht.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED | IEEE80211_HT_MCS_TX_RX_DIFF | - ((rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) - 1) << + ((rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) - 1) << IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT); - switch (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH)) { + switch (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH)) { case 3: spec->ht.mcs.rx_mask[2] = 0xff; case 2: -- cgit v1.2.3 From 977206d79fdc9fc1b153e0b52c56e0be59586f37 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Mon, 13 Dec 2010 12:31:58 +0100 Subject: rt2x00: Implement get_survey callback for rt2800 Implement the get_survey callback to allow user space to read statistics about the current channel condition. Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800.h | 10 +++++++ drivers/net/wireless/rt2x00/rt2800lib.c | 49 +++++++++++++++++++++++++++++++++ drivers/net/wireless/rt2x00/rt2800lib.h | 2 ++ drivers/net/wireless/rt2x00/rt2800pci.c | 1 + drivers/net/wireless/rt2x00/rt2800usb.c | 1 + 5 files changed, 63 insertions(+) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index 9dcbf87156b6..03f9fa15e157 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -699,8 +699,18 @@ /* * CH_TIME_CFG: count as channel busy + * EIFS_BUSY: Count EIFS as channel busy + * NAV_BUSY: Count NAS as channel busy + * RX_BUSY: Count RX as channel busy + * TX_BUSY: Count TX as channel busy + * TMR_EN: Enable channel statistics timer */ #define CH_TIME_CFG 0x110c +#define CH_TIME_CFG_EIFS_BUSY FIELD32(0x00000010) +#define CH_TIME_CFG_NAV_BUSY FIELD32(0x00000008) +#define CH_TIME_CFG_RX_BUSY FIELD32(0x00000004) +#define CH_TIME_CFG_TX_BUSY FIELD32(0x00000002) +#define CH_TIME_CFG_TMR_EN FIELD32(0x00000001) /* * PBF_LIFE_TIMER: TX/RX MPDU timestamp timer (free run) Unit: 1us diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 9b592d9481b4..b7de1a504480 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -1625,6 +1625,13 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, } msleep(1); + + /* + * Clear channel statistic counters + */ + rt2800_register_read(rt2x00dev, CH_IDLE_STA, ®); + rt2800_register_read(rt2x00dev, CH_BUSY_STA, ®); + rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, ®); } static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, @@ -2259,6 +2266,17 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2x00_set_field32(®, INT_TIMER_CFG_PRE_TBTT_TIMER, 6 << 4); rt2800_register_write(rt2x00dev, INT_TIMER_CFG, reg); + /* + * Set up channel statistics timer + */ + rt2800_register_read(rt2x00dev, CH_TIME_CFG, ®); + rt2x00_set_field32(®, CH_TIME_CFG_EIFS_BUSY, 1); + rt2x00_set_field32(®, CH_TIME_CFG_NAV_BUSY, 1); + rt2x00_set_field32(®, CH_TIME_CFG_RX_BUSY, 1); + rt2x00_set_field32(®, CH_TIME_CFG_TX_BUSY, 1); + rt2x00_set_field32(®, CH_TIME_CFG_TMR_EN, 1); + rt2800_register_write(rt2x00dev, CH_TIME_CFG, reg); + return 0; } @@ -3539,6 +3557,37 @@ int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } EXPORT_SYMBOL_GPL(rt2800_ampdu_action); +int rt2800_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + struct ieee80211_conf *conf = &hw->conf; + u32 idle, busy, busy_ext; + + if (idx != 0) + return -ENOENT; + + survey->channel = conf->channel; + + rt2800_register_read(rt2x00dev, CH_IDLE_STA, &idle); + rt2800_register_read(rt2x00dev, CH_BUSY_STA, &busy); + rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, &busy_ext); + + if (idle || busy) { + survey->filled = SURVEY_INFO_CHANNEL_TIME | + SURVEY_INFO_CHANNEL_TIME_BUSY | + SURVEY_INFO_CHANNEL_TIME_EXT_BUSY; + + survey->channel_time = (idle + busy) / 1000; + survey->channel_time_busy = busy / 1000; + survey->channel_time_ext_busy = busy_ext / 1000; + } + + return 0; + +} +EXPORT_SYMBOL_GPL(rt2800_get_survey); + MODULE_AUTHOR(DRV_PROJECT ", Bartlomiej Zolnierkiewicz"); MODULE_VERSION(DRV_VERSION); MODULE_DESCRIPTION("Ralink RT2800 library"); diff --git a/drivers/net/wireless/rt2x00/rt2800lib.h b/drivers/net/wireless/rt2x00/rt2800lib.h index 81cbc92e7857..e3c995a9dec4 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.h +++ b/drivers/net/wireless/rt2x00/rt2800lib.h @@ -199,5 +199,7 @@ u64 rt2800_get_tsf(struct ieee80211_hw *hw); int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum ieee80211_ampdu_mlme_action action, struct ieee80211_sta *sta, u16 tid, u16 *ssn); +int rt2800_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey); #endif /* RT2800LIB_H */ diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index b989b0d3ed49..f5abcc6e86b7 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -944,6 +944,7 @@ static const struct ieee80211_ops rt2800pci_mac80211_ops = { .rfkill_poll = rt2x00mac_rfkill_poll, .ampdu_action = rt2800_ampdu_action, .flush = rt2x00mac_flush, + .get_survey = rt2800_get_survey, }; static const struct rt2800_ops rt2800pci_rt2800_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 935b76d3ce4f..042e47d92b6e 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -562,6 +562,7 @@ static const struct ieee80211_ops rt2800usb_mac80211_ops = { .rfkill_poll = rt2x00mac_rfkill_poll, .ampdu_action = rt2800_ampdu_action, .flush = rt2x00mac_flush, + .get_survey = rt2800_get_survey, }; static const struct rt2800_ops rt2800usb_rt2800_ops = { -- cgit v1.2.3 From 8d4ff3f3045e57f57634559c063bf70993a1d00a Mon Sep 17 00:00:00 2001 From: RA-Jay Hung Date: Mon, 13 Dec 2010 12:32:22 +0100 Subject: rt2x00: Add RF chip definition Add RF chip definition Signed-off-by: RA-Jay Hung Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800.h | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index 03f9fa15e157..9ea09612c878 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -46,8 +46,11 @@ * RF2020 2.4G B/G * RF3021 2.4G 1T2R * RF3022 2.4G 2T2R - * RF3052 2.4G 2T2R - * RF3320 2.4G 1T1R + * RF3052 2.4G/5G 2T2R + * RF2853 2.4G/5G 3T3R + * RF3320 2.4G 1T1R(RT3350/RT3370/RT3390) + * RF3322 2.4G 2T2R(RT3352/RT3371/RT3372/RT3391/RT3392) + * RF3853 2.4G/5G 3T3R(RT3883/RT3563/RT3573/RT3593/RT3662) */ #define RF2820 0x0001 #define RF2850 0x0002 @@ -58,7 +61,10 @@ #define RF3021 0x0007 #define RF3022 0x0008 #define RF3052 0x0009 +#define RF2853 0x000a #define RF3320 0x000b +#define RF3322 0x000c +#define RF3853 0x000d /* * Chipset revisions. -- cgit v1.2.3 From d7bb5f845f437662296adbfeaab8fbfce1c32289 Mon Sep 17 00:00:00 2001 From: Johannes Stezenbach Date: Mon, 13 Dec 2010 12:32:49 +0100 Subject: rt2x00: fix hang when unplugging USB device in use When an rt2x00 USB device is unplugged while in use, it reliably hangs the whole system. After some time the watchdog prints: BUG: soft lockup - CPU#0 stuck for 64s! [kworker/u:0:5] ... [] (usb_submit_urb+0x0/0x2ac) from [] (rt2x00usb_kick_rx_entry+0xb4/0xe8 [rt2x00usb]) [] (rt2x00usb_kick_rx_entry+0x0/0xe8 [rt2x00usb]) from [] (rt2x00usb_clear_entry+x28/0x2c [rt2x00usb]) [] (rt2x00usb_clear_entry+0x0/0x2c [rt2x00usb]) from [] (rt2x00lib_rxdone+0x2e0/0x2f8 [rt2x00lib]) [] (rt2x00lib_rxdone+0x0/0x2f8 [rt2x00lib]) from [] (rt2x00usb_work_rxdone+0x54/0x74 [rt2x00usb]) [] (rt2x00usb_work_rxdone+0x0/0x74 [rt2x00usb]) from [] (process_one_work+0x20c/0x35c) Clear the DEVICE_STATE_PRESENT flag when usb_submit_urb() returns -ENODEV to fix this. Signed-off-by: Johannes Stezenbach Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00usb.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 9ac14598e2a0..3a6c83e3a9c6 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -235,6 +235,7 @@ static void rt2x00usb_kick_tx_entry(struct queue_entry *entry) struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev); struct queue_entry_priv_usb *entry_priv = entry->priv_data; u32 length; + int status; if (!test_and_clear_bit(ENTRY_DATA_PENDING, &entry->flags)) return; @@ -251,7 +252,10 @@ static void rt2x00usb_kick_tx_entry(struct queue_entry *entry) entry->skb->data, length, rt2x00usb_interrupt_txdone, entry); - if (usb_submit_urb(entry_priv->urb, GFP_ATOMIC)) { + status = usb_submit_urb(entry_priv->urb, GFP_ATOMIC); + if (status) { + if (status == -ENODEV) + clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); set_bit(ENTRY_DATA_IO_FAILED, &entry->flags); rt2x00lib_dmadone(entry); } @@ -435,6 +439,7 @@ void rt2x00usb_clear_entry(struct queue_entry *entry) to_usb_device_intf(entry->queue->rt2x00dev->dev); struct queue_entry_priv_usb *entry_priv = entry->priv_data; int pipe; + int status; entry->flags = 0; @@ -445,7 +450,12 @@ void rt2x00usb_clear_entry(struct queue_entry *entry) rt2x00usb_interrupt_rxdone, entry); set_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags); - if (usb_submit_urb(entry_priv->urb, GFP_ATOMIC)) { + + status = usb_submit_urb(entry_priv->urb, GFP_ATOMIC); + if (status) { + if (status == -ENODEV) + clear_bit(DEVICE_STATE_PRESENT, + &entry->queue->rt2x00dev->flags); set_bit(ENTRY_DATA_IO_FAILED, &entry->flags); rt2x00lib_dmadone(entry); } -- cgit v1.2.3 From a061a93b6eb8db8227b251666436da1e344771a0 Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Mon, 13 Dec 2010 12:33:12 +0100 Subject: rt2x00: Ensure TX-ed frames are returned in the original state. Recent changes to the TX-done code of rt2x00 resulted in TX-ed frames not being returned to mac80211 in the original state, and therefore with insufficient headroom for re-transmissions. Fix this by reverting the changes done and by ensuring we remove the inserted L2pad by moving the header backwards instead of the data forwards. At the same time also make sure that the rt2x00queue_remove_l2pad will not move any memory when a frame has no data at all. Signed-off-by: Gertjan van Wingerde Acked-by: Helmut Schaa Cc: Jay Hung Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00queue.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index a3d79c7a21c6..35133d8558b5 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -199,15 +199,18 @@ void rt2x00queue_insert_l2pad(struct sk_buff *skb, unsigned int header_length) void rt2x00queue_remove_l2pad(struct sk_buff *skb, unsigned int header_length) { - unsigned int l2pad = L2PAD_SIZE(header_length); + /* + * L2 padding is only present if the skb contains more than just the + * IEEE 802.11 header. + */ + unsigned int l2pad = (skb->len > header_length) ? + L2PAD_SIZE(header_length) : 0; if (!l2pad) return; - memmove(skb->data + header_length, skb->data + header_length + l2pad, - skb->len - header_length - l2pad); - - skb_trim(skb, skb->len - l2pad); + memmove(skb->data + l2pad, skb->data, header_length); + skb_pull(skb, l2pad); } static void rt2x00queue_create_tx_descriptor_seq(struct queue_entry *entry, -- cgit v1.2.3 From 89b25f60e08180d7e00e6239398b467142aaec01 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Mon, 13 Dec 2010 12:33:36 +0100 Subject: rt2x00: Don't frequently reset beacon interval in AdHoc mode Commit 0204464329c17ba6d293e1899f71223599a0e582 "Check for specific changed flags when updating the erp config" changed the way in which a new beacon interval gets handled. However, due to a bug in rt2800usb and rt2800pci the beacon interval was reset during each scan, thus causing problems in AdHoc mode. Fix this by not cleaning up the beacon interval when killing the beacon queue but just prevent the device from sending out beacons. Reported-by: Wolfgang Kufner Signed-off-by: Helmut Schaa Acked-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 6 +++++- drivers/net/wireless/rt2x00/rt2500pci.c | 6 +++++- drivers/net/wireless/rt2x00/rt2500usb.c | 12 ++++++++++-- drivers/net/wireless/rt2x00/rt2800pci.c | 6 +++++- drivers/net/wireless/rt2x00/rt2800usb.c | 12 ++++++++++-- drivers/net/wireless/rt2x00/rt61pci.c | 6 +++++- drivers/net/wireless/rt2x00/rt73usb.c | 12 ++++++++++-- 7 files changed, 50 insertions(+), 10 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 9ec6691adf0d..62786608951e 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1140,7 +1140,11 @@ static void rt2400pci_kill_tx_queue(struct data_queue *queue) u32 reg; if (queue->qid == QID_BEACON) { - rt2x00pci_register_write(rt2x00dev, CSR14, 0); + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); + rt2x00_set_field32(®, CSR14_TBCN, 0); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); } else { rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); rt2x00_set_field32(®, TXCSR0_ABORT, 1); diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index 3e7f20346243..ce9212f28207 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1294,7 +1294,11 @@ static void rt2500pci_kill_tx_queue(struct data_queue *queue) u32 reg; if (queue->qid == QID_BEACON) { - rt2x00pci_register_write(rt2x00dev, CSR14, 0); + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); + rt2x00_set_field32(®, CSR14_TBCN, 0); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); } else { rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); rt2x00_set_field32(®, TXCSR0_ABORT, 1); diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 8152fec31753..bbfa671f1152 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1205,8 +1205,16 @@ static int rt2500usb_get_tx_data_len(struct queue_entry *entry) static void rt2500usb_kill_tx_queue(struct data_queue *queue) { - if (queue->qid == QID_BEACON) - rt2500usb_register_write(queue->rt2x00dev, TXRX_CSR19, 0); + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u16 reg; + + if (queue->qid == QID_BEACON) { + rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); + rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 0); + rt2x00_set_field16(®, TXRX_CSR19_TBCN, 0); + rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); + } rt2x00usb_kill_tx_queue(queue); } diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index f5abcc6e86b7..533a8fc1f7c1 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -588,7 +588,11 @@ static void rt2800pci_kill_tx_queue(struct data_queue *queue) u32 reg; if (queue->qid == QID_BEACON) { - rt2800_register_write(rt2x00dev, BCN_TIME_CFG, 0); + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); return; } diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 042e47d92b6e..a150fccffba2 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -391,8 +391,16 @@ static void rt2800usb_work_txdone(struct work_struct *work) static void rt2800usb_kill_tx_queue(struct data_queue *queue) { - if (queue->qid == QID_BEACON) - rt2x00usb_register_write(queue->rt2x00dev, BCN_TIME_CFG, 0); + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + if (queue->qid == QID_BEACON) { + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + } rt2x00usb_kill_tx_queue(queue); } diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 6b09b01f634f..6ad0c1c9ce4e 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1944,7 +1944,11 @@ static void rt61pci_kill_tx_queue(struct data_queue *queue) u32 reg; if (queue->qid == QID_BEACON) { - rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, 0); + rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); return; } diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 6f04552f5819..3934dad709c6 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1581,8 +1581,16 @@ static int rt73usb_get_tx_data_len(struct queue_entry *entry) static void rt73usb_kill_tx_queue(struct data_queue *queue) { - if (queue->qid == QID_BEACON) - rt2x00usb_register_write(queue->rt2x00dev, TXRX_CSR9, 0); + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + if (queue->qid == QID_BEACON) { + rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); + } rt2x00usb_kill_tx_queue(queue); } -- cgit v1.2.3 From 094a1d92fdb18c4455758b1c33e99d647c837ee9 Mon Sep 17 00:00:00 2001 From: Johannes Stezenbach Date: Mon, 13 Dec 2010 12:34:00 +0100 Subject: rt2x00: trivial: add missing \n on warnings Signed-off-by: Johannes Stezenbach Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800pci.c | 6 +++--- drivers/net/wireless/rt2x00/rt2800usb.c | 4 ++-- drivers/net/wireless/rt2x00/rt2x00mac.c | 2 +- drivers/net/wireless/rt2x00/rt2x00usb.c | 4 ++-- 4 files changed, 8 insertions(+), 8 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 533a8fc1f7c1..49447222e40f 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -686,7 +686,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) * this tx status. */ WARNING(rt2x00dev, "Got TX status report with " - "unexpected pid %u, dropping", qid); + "unexpected pid %u, dropping\n", qid); break; } @@ -697,7 +697,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) * processing here and drop the tx status */ WARNING(rt2x00dev, "Got TX status for an unavailable " - "queue %u, dropping", qid); + "queue %u, dropping\n", qid); break; } @@ -707,7 +707,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) * and drop the tx status. */ WARNING(rt2x00dev, "Got TX status for an empty " - "queue %u, dropping", qid); + "queue %u, dropping\n", qid); break; } diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index a150fccffba2..1dfa59da9272 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -253,7 +253,7 @@ static void rt2800usb_watchdog(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, TXRXQ_PCNT, ®); if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q)) { WARNING(rt2x00dev, "TX HW queue 0 timed out," - " invoke forced kick"); + " invoke forced kick\n"); rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40012); @@ -269,7 +269,7 @@ static void rt2800usb_watchdog(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, TXRXQ_PCNT, ®); if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q)) { WARNING(rt2x00dev, "TX HW queue 1 timed out," - " invoke forced kick"); + " invoke forced kick\n"); rt2800_register_write(rt2x00dev, PBF_CFG, 0xf4000a); diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 829bf4be9bc3..7ad4b276156e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -745,7 +745,7 @@ void rt2x00mac_flush(struct ieee80211_hw *hw, bool drop) } if (!rt2x00queue_empty(queue)) - WARNING(rt2x00dev, "Failed to flush queue %d", queue->qid); + WARNING(rt2x00dev, "Failed to flush queue %d\n", queue->qid); } ieee80211_wake_queues(hw); diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 3a6c83e3a9c6..608200eaf0dc 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -300,7 +300,7 @@ static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) unsigned short threshold = queue->threshold; WARNING(queue->rt2x00dev, "TX queue %d DMA timed out," - " invoke forced forced reset", queue->qid); + " invoke forced forced reset\n", queue->qid); /* * Temporarily disable the TX queue, this will force mac80211 @@ -335,7 +335,7 @@ static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) static void rt2x00usb_watchdog_tx_status(struct data_queue *queue) { WARNING(queue->rt2x00dev, "TX queue %d status timed out," - " invoke forced tx handler", queue->qid); + " invoke forced tx handler\n", queue->qid); ieee80211_queue_work(queue->rt2x00dev->hw, &queue->rt2x00dev->txdone_work); } -- cgit v1.2.3 From 5450b7e2f0b47e52175b31399d8186a74ef3c46d Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Mon, 13 Dec 2010 12:34:22 +0100 Subject: rt2x00: Introduce 3 queue commands in drivers (start, kick, stop). As part of the queue refactoring, we now introduce 3 queue commands: start, kick, stop. - Start: will enable a queue, for TX this will not mean anything, while for beacons and RX this will update the registers to enable the queue. - Kick: This will kick all pending frames to the hardware. This is needed for the TX queue to push all frames to the HW after the queue has been started - Stop: This will stop the queue in the hardware, and cancel any pending work (So this doesn't mean the queue is empty after a stop!). Move all code from the drivers into the appropriate functions, and link those calls to the old rt2x00lib callback functions (we will fix this later when we refactor the queue control inside rt2x00lib). Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 131 ++++++++++++++++++--------- drivers/net/wireless/rt2x00/rt2500pci.c | 131 ++++++++++++++++++--------- drivers/net/wireless/rt2x00/rt2500usb.c | 84 +++++++++++------ drivers/net/wireless/rt2x00/rt2800pci.c | 129 +++++++++++++++----------- drivers/net/wireless/rt2x00/rt2800usb.c | 84 +++++++++++------ drivers/net/wireless/rt2x00/rt2x00usb.c | 12 +-- drivers/net/wireless/rt2x00/rt2x00usb.h | 8 +- drivers/net/wireless/rt2x00/rt61pci.c | 154 ++++++++++++++++++++++---------- drivers/net/wireless/rt2x00/rt73usb.c | 84 +++++++++++------ 9 files changed, 530 insertions(+), 287 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 62786608951e..35d9a06a76af 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -632,6 +632,88 @@ static void rt2400pci_link_tuner(struct rt2x00_dev *rt2x00dev, rt2400pci_set_vgc(rt2x00dev, qual, --qual->vgc_level); } +/* + * Queue handlers. + */ +static void rt2400pci_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); + rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 0); + rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); + rt2x00_set_field32(®, CSR14_TBCN, 1); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 1); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); + break; + default: + break; + } +} + +static void rt2400pci_kick_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_PRIO, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_AC_BK: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_TX, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_ATIM: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_ATIM, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + default: + break; + } +} + +static void rt2400pci_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_ATIM: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_ABORT, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_RX: + rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); + rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 1); + rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); + rt2x00_set_field32(®, CSR14_TBCN, 0); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); + break; + default: + break; + } +} + /* * Initialization functions. */ @@ -878,17 +960,6 @@ static int rt2400pci_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt2400pci_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); - rt2x00_set_field32(®, RXCSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF)); - rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); -} - static void rt2400pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { @@ -988,8 +1059,10 @@ static int rt2400pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2400pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: + rt2400pci_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2400pci_toggle_rx(rt2x00dev, state); + rt2400pci_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -1122,36 +1195,6 @@ static void rt2400pci_write_beacon(struct queue_entry *entry, rt2x00pci_register_write(rt2x00dev, CSR14, reg); } -static void rt2400pci_kick_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); - rt2x00_set_field32(®, TXCSR0_KICK_PRIO, (queue->qid == QID_AC_BE)); - rt2x00_set_field32(®, TXCSR0_KICK_TX, (queue->qid == QID_AC_BK)); - rt2x00_set_field32(®, TXCSR0_KICK_ATIM, (queue->qid == QID_ATIM)); - rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); -} - -static void rt2400pci_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2x00pci_register_read(rt2x00dev, CSR14, ®); - rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); - rt2x00_set_field32(®, CSR14_TBCN, 0); - rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); - rt2x00pci_register_write(rt2x00dev, CSR14, reg); - } else { - rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); - rt2x00_set_field32(®, TXCSR0_ABORT, 1); - rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); - } -} - /* * RX control handlers */ @@ -1631,8 +1674,8 @@ static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { .link_tuner = rt2400pci_link_tuner, .write_tx_desc = rt2400pci_write_tx_desc, .write_beacon = rt2400pci_write_beacon, - .kick_tx_queue = rt2400pci_kick_tx_queue, - .kill_tx_queue = rt2400pci_kill_tx_queue, + .kick_tx_queue = rt2400pci_kick_queue, + .kill_tx_queue = rt2400pci_stop_queue, .fill_rxdone = rt2400pci_fill_rxdone, .config_filter = rt2400pci_config_filter, .config_intf = rt2400pci_config_intf, diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index ce9212f28207..bee7ce14028d 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -722,6 +722,88 @@ dynamic_cca_tune: rt2500pci_set_vgc(rt2x00dev, qual, --qual->vgc_level_reg); } +/* + * Queue handlers. + */ +static void rt2500pci_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); + rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 0); + rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); + rt2x00_set_field32(®, CSR14_TBCN, 1); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 1); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); + break; + default: + break; + } +} + +static void rt2500pci_kick_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_PRIO, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_AC_BK: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_TX, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_ATIM: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_ATIM, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + default: + break; + } +} + +static void rt2500pci_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_ATIM: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_ABORT, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_RX: + rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); + rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 1); + rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); + rt2x00_set_field32(®, CSR14_TBCN, 0); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); + break; + default: + break; + } +} + /* * Initialization functions. */ @@ -1033,17 +1115,6 @@ static int rt2500pci_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt2500pci_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); - rt2x00_set_field32(®, RXCSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF)); - rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); -} - static void rt2500pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { @@ -1143,8 +1214,10 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2500pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: + rt2500pci_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2500pci_toggle_rx(rt2x00dev, state); + rt2500pci_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -1276,36 +1349,6 @@ static void rt2500pci_write_beacon(struct queue_entry *entry, rt2x00pci_register_write(rt2x00dev, CSR14, reg); } -static void rt2500pci_kick_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); - rt2x00_set_field32(®, TXCSR0_KICK_PRIO, (queue->qid == QID_AC_BE)); - rt2x00_set_field32(®, TXCSR0_KICK_TX, (queue->qid == QID_AC_BK)); - rt2x00_set_field32(®, TXCSR0_KICK_ATIM, (queue->qid == QID_ATIM)); - rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); -} - -static void rt2500pci_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2x00pci_register_read(rt2x00dev, CSR14, ®); - rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); - rt2x00_set_field32(®, CSR14_TBCN, 0); - rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); - rt2x00pci_register_write(rt2x00dev, CSR14, reg); - } else { - rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); - rt2x00_set_field32(®, TXCSR0_ABORT, 1); - rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); - } -} - /* * RX control handlers */ @@ -1928,8 +1971,8 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = { .link_tuner = rt2500pci_link_tuner, .write_tx_desc = rt2500pci_write_tx_desc, .write_beacon = rt2500pci_write_beacon, - .kick_tx_queue = rt2500pci_kick_tx_queue, - .kill_tx_queue = rt2500pci_kill_tx_queue, + .kick_tx_queue = rt2500pci_kick_queue, + .kill_tx_queue = rt2500pci_stop_queue, .fill_rxdone = rt2500pci_fill_rxdone, .config_filter = rt2500pci_config_filter, .config_intf = rt2500pci_config_intf, diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index bbfa671f1152..52bd0ed0872b 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -738,6 +738,57 @@ static void rt2500usb_reset_tuner(struct rt2x00_dev *rt2x00dev, qual->vgc_level = value; } +/* + * Queue handlers. + */ +static void rt2500usb_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u16 reg; + + switch (queue->qid) { + case QID_RX: + rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); + rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); + break; + case QID_BEACON: + rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); + rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 1); + rt2x00_set_field16(®, TXRX_CSR19_TBCN, 1); + rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 1); + rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); + break; + default: + break; + } +} + +static void rt2500usb_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u16 reg; + + switch (queue->qid) { + case QID_RX: + rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); + rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, 1); + rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); + break; + case QID_BEACON: + rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); + rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 0); + rt2x00_set_field16(®, TXRX_CSR19_TBCN, 0); + rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); + break; + default: + break; + } + + rt2x00usb_stop_queue(queue); +} + /* * Initialization functions. */ @@ -931,17 +982,6 @@ static int rt2500usb_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt2500usb_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u16 reg; - - rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); - rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, - (state == STATE_RADIO_RX_OFF)); - rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); -} - static int rt2500usb_enable_radio(struct rt2x00_dev *rt2x00dev) { /* @@ -1018,8 +1058,10 @@ static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2500usb_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: + rt2500usb_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2500usb_toggle_rx(rt2x00dev, state); + rt2500usb_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -1203,22 +1245,6 @@ static int rt2500usb_get_tx_data_len(struct queue_entry *entry) return length; } -static void rt2500usb_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u16 reg; - - if (queue->qid == QID_BEACON) { - rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); - rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 0); - rt2x00_set_field16(®, TXRX_CSR19_TBCN, 0); - rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0); - rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); - } - - rt2x00usb_kill_tx_queue(queue); -} - /* * RX control handlers */ @@ -1823,7 +1849,7 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { .write_beacon = rt2500usb_write_beacon, .get_tx_data_len = rt2500usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt2500usb_kill_tx_queue, + .kill_tx_queue = rt2500usb_stop_queue, .fill_rxdone = rt2500usb_fill_rxdone, .config_shared_key = rt2500usb_config_key, .config_pairwise_key = rt2500usb_config_key, diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 49447222e40f..a7105974a2a1 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -185,6 +185,77 @@ static inline void rt2800pci_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev) } #endif /* CONFIG_PCI */ +/* + * Queue handlers. + */ +static void rt2800pci_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); + rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 1); + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); + break; + case QID_BEACON: + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 1); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + break; + default: + break; + }; +} + +static void rt2800pci_kick_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + struct queue_entry *entry; + + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_AC_VI: + case QID_AC_VO: + entry = rt2x00queue_get_entry(queue, Q_INDEX); + rt2800_register_write(rt2x00dev, TX_CTX_IDX(queue->qid), entry->entry_idx); + break; + case QID_MGMT: + entry = rt2x00queue_get_entry(queue, Q_INDEX); + rt2800_register_write(rt2x00dev, TX_CTX_IDX(5), entry->entry_idx); + break; + default: + break; + } +} + +static void rt2800pci_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); + rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); + break; + case QID_BEACON: + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + break; + default: + break; + } +} + /* * Firmware functions */ @@ -323,17 +394,6 @@ static int rt2800pci_init_queues(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt2800pci_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); - rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, - (state == STATE_RADIO_RX_ON)); - rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); -} - static void rt2800pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { @@ -478,8 +538,10 @@ static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800pci_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_RX_ON: + rt2800pci_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2800pci_toggle_rx(rt2x00dev, state); + rt2800pci_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -565,45 +627,6 @@ static void rt2800pci_write_tx_desc(struct queue_entry *entry, skbdesc->desc_len = TXD_DESC_SIZE; } -/* - * TX data initialization - */ -static void rt2800pci_kick_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - struct queue_entry *entry = rt2x00queue_get_entry(queue, Q_INDEX); - unsigned int qidx; - - if (queue->qid == QID_MGMT) - qidx = 5; - else - qidx = queue->qid; - - rt2800_register_write(rt2x00dev, TX_CTX_IDX(qidx), entry->entry_idx); -} - -static void rt2800pci_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); - rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); - rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); - rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); - rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); - return; - } - - rt2800_register_read(rt2x00dev, WPDMA_RST_IDX, ®); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX0, (queue->qid == QID_AC_BE)); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX1, (queue->qid == QID_AC_BK)); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX2, (queue->qid == QID_AC_VI)); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX3, (queue->qid == QID_AC_VO)); - rt2800_register_write(rt2x00dev, WPDMA_RST_IDX, reg); -} - /* * RX control handlers */ @@ -984,8 +1007,8 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = { .write_tx_desc = rt2800pci_write_tx_desc, .write_tx_data = rt2800_write_tx_data, .write_beacon = rt2800_write_beacon, - .kick_tx_queue = rt2800pci_kick_tx_queue, - .kill_tx_queue = rt2800pci_kill_tx_queue, + .kick_tx_queue = rt2800pci_kick_queue, + .kill_tx_queue = rt2800pci_stop_queue, .fill_rxdone = rt2800pci_fill_rxdone, .config_shared_key = rt2800_config_shared_key, .config_pairwise_key = rt2800_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 1dfa59da9272..ee51936d8d1b 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -49,6 +49,57 @@ static int modparam_nohwcrypt; module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); +/* + * Queue handlers. + */ +static void rt2800usb_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); + rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 1); + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); + break; + case QID_BEACON: + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 1); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + break; + default: + break; + } +} + +static void rt2800usb_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); + rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); + break; + case QID_BEACON: + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + break; + default: + break; + } + + rt2x00usb_stop_queue(queue); +} + /* * Firmware functions */ @@ -107,17 +158,6 @@ static int rt2800usb_write_firmware(struct rt2x00_dev *rt2x00dev, /* * Device state switch handlers. */ -static void rt2800usb_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); - rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, - (state == STATE_RADIO_RX_ON)); - rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); -} - static int rt2800usb_init_registers(struct rt2x00_dev *rt2x00dev) { u32 reg; @@ -215,8 +255,10 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800usb_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_RX_ON: + rt2800usb_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2800usb_toggle_rx(rt2x00dev, state); + rt2800usb_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -389,22 +431,6 @@ static void rt2800usb_work_txdone(struct work_struct *work) } } -static void rt2800usb_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); - rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); - rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); - rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); - rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); - } - - rt2x00usb_kill_tx_queue(queue); -} - /* * RX control handlers */ @@ -605,7 +631,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .write_beacon = rt2800_write_beacon, .get_tx_data_len = rt2800usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt2800usb_kill_tx_queue, + .kill_tx_queue = rt2800usb_stop_queue, .fill_rxdone = rt2800usb_fill_rxdone, .config_shared_key = rt2800_config_shared_key, .config_pairwise_key = rt2800_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 608200eaf0dc..12958a45e450 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -268,7 +268,7 @@ void rt2x00usb_kick_tx_queue(struct data_queue *queue) } EXPORT_SYMBOL_GPL(rt2x00usb_kick_tx_queue); -static void rt2x00usb_kill_tx_entry(struct queue_entry *entry) +static void rt2x00usb_kill_entry(struct queue_entry *entry) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct queue_entry_priv_usb *entry_priv = entry->priv_data; @@ -287,12 +287,12 @@ static void rt2x00usb_kill_tx_entry(struct queue_entry *entry) usb_kill_urb(bcn_priv->guardian_urb); } -void rt2x00usb_kill_tx_queue(struct data_queue *queue) +void rt2x00usb_stop_queue(struct data_queue *queue) { rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, - rt2x00usb_kill_tx_entry); + rt2x00usb_kill_entry); } -EXPORT_SYMBOL_GPL(rt2x00usb_kill_tx_queue); +EXPORT_SYMBOL_GPL(rt2x00usb_stop_queue); static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) { @@ -316,7 +316,7 @@ static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) * Kill all entries in the queue, afterwards we need to * wait a bit for all URBs to be cancelled. */ - rt2x00usb_kill_tx_queue(queue); + rt2x00usb_stop_queue(queue); /* * In case that a driver has overriden the txdone_work @@ -423,7 +423,7 @@ void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev) REGISTER_TIMEOUT); /* - * The USB version of kill_tx_queue also works + * The USB version of also works * on the RX queue. */ rt2x00dev->ops->lib->kill_tx_queue(rt2x00dev->rx); diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h index c2d997f67b3e..656a35f421a3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.h +++ b/drivers/net/wireless/rt2x00/rt2x00usb.h @@ -387,13 +387,13 @@ struct queue_entry_priv_usb_bcn { void rt2x00usb_kick_tx_queue(struct data_queue *queue); /** - * rt2x00usb_kill_tx_queue - Kill data queue - * @queue: Data queue to kill + * rt2x00usb_stop_queue - Stop data queue + * @queue: Data queue to stop * * This will walk through all entries of the queue and kill all - * previously kicked frames before they can be send. + * URB's which were send to the device. */ -void rt2x00usb_kill_tx_queue(struct data_queue *queue); +void rt2x00usb_stop_queue(struct data_queue *queue); /** * rt2x00usb_watchdog - Watchdog for USB communication diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 6ad0c1c9ce4e..044f500ff1ab 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1139,6 +1139,106 @@ dynamic_cca_tune: rt61pci_set_vgc(rt2x00dev, qual, --qual->vgc_level); } +/* + * Queue handlers. + */ +static void rt61pci_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); + rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 0); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); + break; + default: + break; + } +} + +static void rt61pci_kick_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC0, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_BK: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC1, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_VI: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC2, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_VO: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC3, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + default: + break; + } +} + +static void rt61pci_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC0, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_BK: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC1, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_VI: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC2, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_VO: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC3, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_RX: + rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); + rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 1); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); + break; + default: + break; + } +} + /* * Firmware functions */ @@ -1616,17 +1716,6 @@ static int rt61pci_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt61pci_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); - rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF)); - rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); -} - static void rt61pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { @@ -1744,8 +1833,10 @@ static int rt61pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt61pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: + rt61pci_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt61pci_toggle_rx(rt2x00dev, state); + rt61pci_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -1925,41 +2016,6 @@ static void rt61pci_write_beacon(struct queue_entry *entry, entry->skb = NULL; } -static void rt61pci_kick_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC0, (queue->qid == QID_AC_BE)); - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC1, (queue->qid == QID_AC_BK)); - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC2, (queue->qid == QID_AC_VI)); - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC3, (queue->qid == QID_AC_VO)); - rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); -} - -static void rt61pci_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); - rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); - rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); - return; - } - - rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); - rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC0, (queue->qid == QID_AC_BE)); - rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC1, (queue->qid == QID_AC_BK)); - rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC2, (queue->qid == QID_AC_VI)); - rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC3, (queue->qid == QID_AC_VO)); - rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); -} - /* * RX control handlers */ @@ -2846,8 +2902,8 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { .link_tuner = rt61pci_link_tuner, .write_tx_desc = rt61pci_write_tx_desc, .write_beacon = rt61pci_write_beacon, - .kick_tx_queue = rt61pci_kick_tx_queue, - .kill_tx_queue = rt61pci_kill_tx_queue, + .kick_tx_queue = rt61pci_kick_queue, + .kill_tx_queue = rt61pci_stop_queue, .fill_rxdone = rt61pci_fill_rxdone, .config_shared_key = rt61pci_config_shared_key, .config_pairwise_key = rt61pci_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 3934dad709c6..e9b1e3d5f47c 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1030,6 +1030,57 @@ dynamic_cca_tune: max_t(u8, qual->vgc_level - 4, low_bound)); } +/* + * Queue handlers. + */ +static void rt73usb_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, ®); + rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 0); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg); + break; + case QID_BEACON: + rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); + break; + default: + break; + } +} + +static void rt73usb_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, ®); + rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 1); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg); + break; + case QID_BEACON: + rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); + break; + default: + break; + } + + rt2x00usb_stop_queue(queue); +} + /* * Firmware functions */ @@ -1324,17 +1375,6 @@ static int rt73usb_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt73usb_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, ®); - rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF)); - rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg); -} - static int rt73usb_enable_radio(struct rt2x00_dev *rt2x00dev) { /* @@ -1402,8 +1442,10 @@ static int rt73usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt73usb_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: + rt73usb_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt73usb_toggle_rx(rt2x00dev, state); + rt73usb_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -1579,22 +1621,6 @@ static int rt73usb_get_tx_data_len(struct queue_entry *entry) return length; } -static void rt73usb_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); - rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); - rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); - } - - rt2x00usb_kill_tx_queue(queue); -} - /* * RX control handlers */ @@ -2290,7 +2316,7 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { .write_beacon = rt73usb_write_beacon, .get_tx_data_len = rt73usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt73usb_kill_tx_queue, + .kill_tx_queue = rt73usb_stop_queue, .fill_rxdone = rt73usb_fill_rxdone, .config_shared_key = rt73usb_config_shared_key, .config_pairwise_key = rt73usb_config_pairwise_key, -- cgit v1.2.3 From dbba306f2ae574450a7a5133d6637fe6f5fafc72 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Mon, 13 Dec 2010 12:34:54 +0100 Subject: rt2x00: Reorganize queue callback functions As part of the queue refactoring, change the queue callback function names to have 3 different actions: start, kick & stop. We can now also remove the STATE_RADIO_RX_ON/STATE_RADIO_RX_OFF device_state flags, and replace the usage with using the start_queue/stop_queue callback functions. This streamlines the RX queue handling to the similar approach as all other queues. Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 11 +++-------- drivers/net/wireless/rt2x00/rt2500pci.c | 11 +++-------- drivers/net/wireless/rt2x00/rt2500usb.c | 11 +++-------- drivers/net/wireless/rt2x00/rt2800pci.c | 11 +++-------- drivers/net/wireless/rt2x00/rt2800usb.c | 11 +++-------- drivers/net/wireless/rt2x00/rt2x00.h | 9 +++++++-- drivers/net/wireless/rt2x00/rt2x00config.c | 6 ++---- drivers/net/wireless/rt2x00/rt2x00dev.c | 4 ++-- drivers/net/wireless/rt2x00/rt2x00mac.c | 6 +++--- drivers/net/wireless/rt2x00/rt2x00queue.c | 6 +++--- drivers/net/wireless/rt2x00/rt2x00reg.h | 2 -- drivers/net/wireless/rt2x00/rt2x00usb.c | 24 +++++++++++++++--------- drivers/net/wireless/rt2x00/rt2x00usb.h | 4 ++-- drivers/net/wireless/rt2x00/rt61pci.c | 11 +++-------- drivers/net/wireless/rt2x00/rt73usb.c | 11 +++-------- 15 files changed, 55 insertions(+), 83 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 35d9a06a76af..2fc6ca5e0968 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1058,12 +1058,6 @@ static int rt2400pci_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt2400pci_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - rt2400pci_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt2400pci_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -1672,10 +1666,11 @@ static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { .link_stats = rt2400pci_link_stats, .reset_tuner = rt2400pci_reset_tuner, .link_tuner = rt2400pci_link_tuner, + .start_queue = rt2400pci_start_queue, + .kick_queue = rt2400pci_kick_queue, + .stop_queue = rt2400pci_stop_queue, .write_tx_desc = rt2400pci_write_tx_desc, .write_beacon = rt2400pci_write_beacon, - .kick_tx_queue = rt2400pci_kick_queue, - .kill_tx_queue = rt2400pci_stop_queue, .fill_rxdone = rt2400pci_fill_rxdone, .config_filter = rt2400pci_config_filter, .config_intf = rt2400pci_config_intf, diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index bee7ce14028d..d67f91192338 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1213,12 +1213,6 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt2500pci_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - rt2500pci_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt2500pci_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -1969,10 +1963,11 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = { .link_stats = rt2500pci_link_stats, .reset_tuner = rt2500pci_reset_tuner, .link_tuner = rt2500pci_link_tuner, + .start_queue = rt2500pci_start_queue, + .kick_queue = rt2500pci_kick_queue, + .stop_queue = rt2500pci_stop_queue, .write_tx_desc = rt2500pci_write_tx_desc, .write_beacon = rt2500pci_write_beacon, - .kick_tx_queue = rt2500pci_kick_queue, - .kill_tx_queue = rt2500pci_stop_queue, .fill_rxdone = rt2500pci_fill_rxdone, .config_filter = rt2500pci_config_filter, .config_intf = rt2500pci_config_intf, diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 52bd0ed0872b..a56b38f9bf29 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1057,12 +1057,6 @@ static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt2500usb_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - rt2500usb_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt2500usb_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -1845,11 +1839,12 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { .link_stats = rt2500usb_link_stats, .reset_tuner = rt2500usb_reset_tuner, .watchdog = rt2x00usb_watchdog, + .start_queue = rt2500usb_start_queue, + .kick_queue = rt2x00usb_kick_queue, + .stop_queue = rt2500usb_stop_queue, .write_tx_desc = rt2500usb_write_tx_desc, .write_beacon = rt2500usb_write_beacon, .get_tx_data_len = rt2500usb_get_tx_data_len, - .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt2500usb_stop_queue, .fill_rxdone = rt2500usb_fill_rxdone, .config_shared_key = rt2500usb_config_key, .config_pairwise_key = rt2500usb_config_key, diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index a7105974a2a1..15eef7212bb1 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -537,12 +537,6 @@ static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800pci_disable_radio(rt2x00dev); rt2800pci_set_state(rt2x00dev, STATE_SLEEP); break; - case STATE_RADIO_RX_ON: - rt2800pci_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt2800pci_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -1004,11 +998,12 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = { .link_stats = rt2800_link_stats, .reset_tuner = rt2800_reset_tuner, .link_tuner = rt2800_link_tuner, + .start_queue = rt2800pci_start_queue, + .kick_queue = rt2800pci_kick_queue, + .stop_queue = rt2800pci_stop_queue, .write_tx_desc = rt2800pci_write_tx_desc, .write_tx_data = rt2800_write_tx_data, .write_beacon = rt2800_write_beacon, - .kick_tx_queue = rt2800pci_kick_queue, - .kill_tx_queue = rt2800pci_stop_queue, .fill_rxdone = rt2800pci_fill_rxdone, .config_shared_key = rt2800_config_shared_key, .config_pairwise_key = rt2800_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index ee51936d8d1b..60b550313688 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -254,12 +254,6 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800usb_disable_radio(rt2x00dev); rt2800usb_set_state(rt2x00dev, STATE_SLEEP); break; - case STATE_RADIO_RX_ON: - rt2800usb_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt2800usb_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -626,12 +620,13 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .reset_tuner = rt2800_reset_tuner, .link_tuner = rt2800_link_tuner, .watchdog = rt2800usb_watchdog, + .start_queue = rt2800usb_start_queue, + .kick_queue = rt2x00usb_kick_queue, + .stop_queue = rt2800usb_stop_queue, .write_tx_desc = rt2800usb_write_tx_desc, .write_tx_data = rt2800usb_write_tx_data, .write_beacon = rt2800_write_beacon, .get_tx_data_len = rt2800usb_get_tx_data_len, - .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt2800usb_stop_queue, .fill_rxdone = rt2800usb_fill_rxdone, .config_shared_key = rt2800_config_shared_key, .config_pairwise_key = rt2800_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index e72117f3fdf5..b72f59ba4e1e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -567,7 +567,14 @@ struct rt2x00lib_ops { struct link_qual *qual); void (*link_tuner) (struct rt2x00_dev *rt2x00dev, struct link_qual *qual, const u32 count); + + /* + * Data queue handlers. + */ void (*watchdog) (struct rt2x00_dev *rt2x00dev); + void (*start_queue) (struct data_queue *queue); + void (*kick_queue) (struct data_queue *queue); + void (*stop_queue) (struct data_queue *queue); /* * TX control handlers @@ -579,8 +586,6 @@ struct rt2x00lib_ops { void (*write_beacon) (struct queue_entry *entry, struct txentry_desc *txdesc); int (*get_tx_data_len) (struct queue_entry *entry); - void (*kick_tx_queue) (struct data_queue *queue); - void (*kill_tx_queue) (struct data_queue *queue); /* * RX control handlers diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c index a238e908c854..d2f1f0ad2bc8 100644 --- a/drivers/net/wireless/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/rt2x00/rt2x00config.c @@ -146,8 +146,7 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, * else the changes will be ignored by the device. */ if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_RX_OFF); + rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); /* * Write new antenna setup to device and reset the link tuner. @@ -161,8 +160,7 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, memcpy(active, &config, sizeof(config)); if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_RX_ON); + rt2x00dev->ops->lib->start_queue(rt2x00dev->rx); } void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index bd3afc92f434..2c5f246408e8 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -68,7 +68,7 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev) /* * Enable RX. */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_ON); + rt2x00dev->ops->lib->start_queue(rt2x00dev->rx); rt2x00link_start_tuner(rt2x00dev); /* @@ -104,7 +104,7 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) * Disable RX. */ rt2x00link_stop_tuner(rt2x00dev); - rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_OFF); + rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); /* * Disable radio. diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 7ad4b276156e..6713f1ab1284 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -352,7 +352,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) * if for any reason the link tuner must be reset, this will be * handled by rt2x00lib_config(). */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_OFF); + rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); /* * When we've just turned on the radio, we want to reprogram @@ -370,7 +370,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) rt2x00lib_config_antenna(rt2x00dev, rt2x00dev->default_ant); /* Turn RX back on */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_ON); + rt2x00dev->ops->lib->start_queue(rt2x00dev->rx); return 0; } @@ -727,7 +727,7 @@ void rt2x00mac_flush(struct ieee80211_hw *hw, bool drop) * any pending frames to be transmitted. */ tx_queue_for_each(rt2x00dev, queue) { - rt2x00dev->ops->lib->kick_tx_queue(queue); + rt2x00dev->ops->lib->kick_queue(queue); } /** diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 35133d8558b5..2af6cea0d2da 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -471,7 +471,7 @@ static void rt2x00queue_kick_tx_queue(struct data_queue *queue, */ if (rt2x00queue_threshold(queue) || !test_bit(ENTRY_TXD_BURST, &txdesc->flags)) - queue->rt2x00dev->ops->lib->kick_tx_queue(queue); + queue->rt2x00dev->ops->lib->kick_queue(queue); } int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb, @@ -585,7 +585,7 @@ int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, rt2x00queue_free_skb(intf->beacon); if (!enable_beacon) { - rt2x00dev->ops->lib->kill_tx_queue(intf->beacon->queue); + rt2x00dev->ops->lib->stop_queue(intf->beacon->queue); mutex_unlock(&intf->beacon_skb_mutex); return 0; } @@ -761,7 +761,7 @@ void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev) struct data_queue *queue; txall_queue_for_each(rt2x00dev, queue) - rt2x00dev->ops->lib->kill_tx_queue(queue); + rt2x00dev->ops->lib->stop_queue(queue); } void rt2x00queue_init_queues(struct rt2x00_dev *rt2x00dev) diff --git a/drivers/net/wireless/rt2x00/rt2x00reg.h b/drivers/net/wireless/rt2x00/rt2x00reg.h index ed71be95136d..e8259ae48ced 100644 --- a/drivers/net/wireless/rt2x00/rt2x00reg.h +++ b/drivers/net/wireless/rt2x00/rt2x00reg.h @@ -83,8 +83,6 @@ enum dev_state { */ STATE_RADIO_ON, STATE_RADIO_OFF, - STATE_RADIO_RX_ON, - STATE_RADIO_RX_OFF, STATE_RADIO_IRQ_ON, STATE_RADIO_IRQ_OFF, STATE_RADIO_IRQ_ON_ISR, diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 12958a45e450..d4361dc0773e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -261,12 +261,22 @@ static void rt2x00usb_kick_tx_entry(struct queue_entry *entry) } } -void rt2x00usb_kick_tx_queue(struct data_queue *queue) +void rt2x00usb_kick_queue(struct data_queue *queue) { - rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, - rt2x00usb_kick_tx_entry); + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_AC_VI: + case QID_AC_VO: + if (!rt2x00queue_empty(queue)) + rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, + rt2x00usb_kick_tx_entry); + break; + default: + break; + } } -EXPORT_SYMBOL_GPL(rt2x00usb_kick_tx_queue); +EXPORT_SYMBOL_GPL(rt2x00usb_kick_queue); static void rt2x00usb_kill_entry(struct queue_entry *entry) { @@ -422,11 +432,7 @@ void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev) rt2x00usb_vendor_request_sw(rt2x00dev, USB_RX_CONTROL, 0, 0, REGISTER_TIMEOUT); - /* - * The USB version of also works - * on the RX queue. - */ - rt2x00dev->ops->lib->kill_tx_queue(rt2x00dev->rx); + rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); } EXPORT_SYMBOL_GPL(rt2x00usb_disable_radio); diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h index 656a35f421a3..05a5424d9b76 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.h +++ b/drivers/net/wireless/rt2x00/rt2x00usb.h @@ -378,13 +378,13 @@ struct queue_entry_priv_usb_bcn { }; /** - * rt2x00usb_kick_tx_queue - Kick data queue + * rt2x00usb_kick_queue - Kick data queue * @queue: Data queue to kick * * This will walk through all entries of the queue and push all pending * frames to the hardware as a single burst. */ -void rt2x00usb_kick_tx_queue(struct data_queue *queue); +void rt2x00usb_kick_queue(struct data_queue *queue); /** * rt2x00usb_stop_queue - Stop data queue diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 044f500ff1ab..7156b7881233 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1832,12 +1832,6 @@ static int rt61pci_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt61pci_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - rt61pci_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt61pci_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -2900,10 +2894,11 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { .link_stats = rt61pci_link_stats, .reset_tuner = rt61pci_reset_tuner, .link_tuner = rt61pci_link_tuner, + .start_queue = rt61pci_start_queue, + .kick_queue = rt61pci_kick_queue, + .stop_queue = rt61pci_stop_queue, .write_tx_desc = rt61pci_write_tx_desc, .write_beacon = rt61pci_write_beacon, - .kick_tx_queue = rt61pci_kick_queue, - .kill_tx_queue = rt61pci_stop_queue, .fill_rxdone = rt61pci_fill_rxdone, .config_shared_key = rt61pci_config_shared_key, .config_pairwise_key = rt61pci_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index e9b1e3d5f47c..f55e74ef02e0 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1441,12 +1441,6 @@ static int rt73usb_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt73usb_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - rt73usb_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt73usb_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -2312,11 +2306,12 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { .reset_tuner = rt73usb_reset_tuner, .link_tuner = rt73usb_link_tuner, .watchdog = rt2x00usb_watchdog, + .start_queue = rt73usb_start_queue, + .kick_queue = rt2x00usb_kick_queue, + .stop_queue = rt73usb_stop_queue, .write_tx_desc = rt73usb_write_tx_desc, .write_beacon = rt73usb_write_beacon, .get_tx_data_len = rt73usb_get_tx_data_len, - .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt73usb_stop_queue, .fill_rxdone = rt73usb_fill_rxdone, .config_shared_key = rt73usb_config_shared_key, .config_pairwise_key = rt73usb_config_pairwise_key, -- cgit v1.2.3 From 0b7fde54f94979edc67bbf86b5adba702ebfefe8 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Mon, 13 Dec 2010 12:35:17 +0100 Subject: rt2x00: Protect queue control with mutex Add wrapper functions in rt2x00queue.c to start & stop queues. This control must be protected using a mutex. Queues can also be paused which will halt the flow of packets between the driver and mac80211. This doesn't require a mutex protection. Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00.h | 52 ++++++++ drivers/net/wireless/rt2x00/rt2x00config.c | 4 +- drivers/net/wireless/rt2x00/rt2x00debug.c | 5 +- drivers/net/wireless/rt2x00/rt2x00dev.c | 22 +--- drivers/net/wireless/rt2x00/rt2x00lib.h | 9 -- drivers/net/wireless/rt2x00/rt2x00mac.c | 8 +- drivers/net/wireless/rt2x00/rt2x00queue.c | 130 ++++++++++++++++++-- drivers/net/wireless/rt2x00/rt2x00queue.h | 23 ++++ drivers/net/wireless/rt2x00/rt2x00usb.c | 190 ++++++++++++++--------------- 9 files changed, 302 insertions(+), 141 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index b72f59ba4e1e..ac7c3d80300e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -1073,6 +1073,58 @@ struct data_queue *rt2x00queue_get_queue(struct rt2x00_dev *rt2x00dev, struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue, enum queue_index index); +/** + * rt2x00queue_pause_queue - Pause a data queue + * @queue: Pointer to &struct data_queue. + * + * This function will pause the data queue locally, preventing + * new frames to be added to the queue (while the hardware is + * still allowed to run). + */ +void rt2x00queue_pause_queue(struct data_queue *queue); + +/** + * rt2x00queue_unpause_queue - unpause a data queue + * @queue: Pointer to &struct data_queue. + * + * This function will unpause the data queue locally, allowing + * new frames to be added to the queue again. + */ +void rt2x00queue_unpause_queue(struct data_queue *queue); + +/** + * rt2x00queue_start_queue - Start a data queue + * @queue: Pointer to &struct data_queue. + * + * This function will start handling all pending frames in the queue. + */ +void rt2x00queue_start_queue(struct data_queue *queue); + +/** + * rt2x00queue_stop_queue - Halt a data queue + * @queue: Pointer to &struct data_queue. + * + * This function will stop all pending frames in the queue. + */ +void rt2x00queue_stop_queue(struct data_queue *queue); + +/** + * rt2x00queue_start_queues - Start all data queues + * @rt2x00dev: Pointer to &struct rt2x00_dev. + * + * This function will loop through all available queues to start them + */ +void rt2x00queue_start_queues(struct rt2x00_dev *rt2x00dev); + +/** + * rt2x00queue_stop_queues - Halt all data queues + * @rt2x00dev: Pointer to &struct rt2x00_dev. + * + * This function will loop through all available queues to stop + * any pending frames. + */ +void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev); + /* * Debugfs handlers. */ diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c index d2f1f0ad2bc8..70ca9379833b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/rt2x00/rt2x00config.c @@ -146,7 +146,7 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, * else the changes will be ignored by the device. */ if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); + rt2x00queue_stop_queue(rt2x00dev->rx); /* * Write new antenna setup to device and reset the link tuner. @@ -160,7 +160,7 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, memcpy(active, &config, sizeof(config)); if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - rt2x00dev->ops->lib->start_queue(rt2x00dev->rx); + rt2x00queue_start_queue(rt2x00dev->rx); } void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c index 64dfb1f6823e..c92db3264741 100644 --- a/drivers/net/wireless/rt2x00/rt2x00debug.c +++ b/drivers/net/wireless/rt2x00/rt2x00debug.c @@ -339,12 +339,13 @@ static ssize_t rt2x00debug_read_queue_stats(struct file *file, return -ENOMEM; temp = data + - sprintf(data, "qid\tcount\tlimit\tlength\tindex\tdma done\tdone\n"); + sprintf(data, "qid\tflags\t\tcount\tlimit\tlength\tindex\tdma done\tdone\n"); queue_for_each(intf->rt2x00dev, queue) { spin_lock_irqsave(&queue->index_lock, irqflags); - temp += sprintf(temp, "%d\t%d\t%d\t%d\t%d\t%d\t%d\n", queue->qid, + temp += sprintf(temp, "%d\t0x%.8x\t%d\t%d\t%d\t%d\t%d\t\t%d\n", + queue->qid, (unsigned int)queue->flags, queue->count, queue->limit, queue->length, queue->index[Q_INDEX], queue->index[Q_INDEX_DMA_DONE], diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 2c5f246408e8..e42816286ffc 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -66,9 +66,9 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev) set_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags); /* - * Enable RX. + * Enable queues. */ - rt2x00dev->ops->lib->start_queue(rt2x00dev->rx); + rt2x00queue_start_queues(rt2x00dev); rt2x00link_start_tuner(rt2x00dev); /* @@ -76,11 +76,6 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev) */ rt2x00link_start_watchdog(rt2x00dev); - /* - * Start the TX queues. - */ - ieee80211_wake_queues(rt2x00dev->hw); - return 0; } @@ -89,22 +84,16 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) if (!test_and_clear_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return; - /* - * Stop the TX queues in mac80211. - */ - ieee80211_stop_queues(rt2x00dev->hw); - rt2x00queue_stop_queues(rt2x00dev); - /* * Stop watchdog monitoring. */ rt2x00link_stop_watchdog(rt2x00dev); /* - * Disable RX. + * Stop all queues */ rt2x00link_stop_tuner(rt2x00dev); - rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); + rt2x00queue_stop_queues(rt2x00dev); /* * Disable radio. @@ -249,7 +238,6 @@ void rt2x00lib_txdone(struct queue_entry *entry, struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb); struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); - enum data_queue_qid qid = skb_get_queue_mapping(entry->skb); unsigned int header_length, i; u8 rate_idx, rate_flags, retry_rates; u8 skbdesc_flags = skbdesc->flags; @@ -403,7 +391,7 @@ void rt2x00lib_txdone(struct queue_entry *entry, * is reenabled when the txdone handler has finished. */ if (!rt2x00queue_threshold(entry->queue)) - ieee80211_wake_queue(rt2x00dev->hw, qid); + rt2x00queue_unpause_queue(entry->queue); } EXPORT_SYMBOL_GPL(rt2x00lib_txdone); diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h index 2cf68f82674b..a105c500627b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00lib.h +++ b/drivers/net/wireless/rt2x00/rt2x00lib.h @@ -177,15 +177,6 @@ int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, */ void rt2x00queue_index_inc(struct data_queue *queue, enum queue_index index); -/** - * rt2x00queue_stop_queues - Halt all data queues - * @rt2x00dev: Pointer to &struct rt2x00_dev. - * - * This function will loop through all available queues to stop - * any pending outgoing frames. - */ -void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev); - /** * rt2x00queue_init_queues - Initialize all data queues * @rt2x00dev: Pointer to &struct rt2x00_dev. diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 6713f1ab1284..c4abb204aeda 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -104,7 +104,7 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) struct rt2x00_dev *rt2x00dev = hw->priv; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); enum data_queue_qid qid = skb_get_queue_mapping(skb); - struct data_queue *queue; + struct data_queue *queue = NULL; /* * Mac80211 might be calling this function while we are trying @@ -153,7 +153,7 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) goto exit_fail; if (rt2x00queue_threshold(queue)) - ieee80211_stop_queue(rt2x00dev->hw, qid); + rt2x00queue_pause_queue(queue); return NETDEV_TX_OK; @@ -352,7 +352,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) * if for any reason the link tuner must be reset, this will be * handled by rt2x00lib_config(). */ - rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); + rt2x00queue_stop_queue(rt2x00dev->rx); /* * When we've just turned on the radio, we want to reprogram @@ -370,7 +370,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) rt2x00lib_config_antenna(rt2x00dev, rt2x00dev->default_ant); /* Turn RX back on */ - rt2x00dev->ops->lib->start_queue(rt2x00dev->rx); + rt2x00queue_start_queue(rt2x00dev->rx); return 0; } diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 2af6cea0d2da..558965fb41b3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -585,7 +585,7 @@ int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, rt2x00queue_free_skb(intf->beacon); if (!enable_beacon) { - rt2x00dev->ops->lib->stop_queue(intf->beacon->queue); + rt2x00queue_stop_queue(intf->beacon->queue); mutex_unlock(&intf->beacon_skb_mutex); return 0; } @@ -738,6 +738,125 @@ void rt2x00queue_index_inc(struct data_queue *queue, enum queue_index index) spin_unlock_irqrestore(&queue->index_lock, irqflags); } +void rt2x00queue_pause_queue(struct data_queue *queue) +{ + if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) || + !test_bit(QUEUE_STARTED, &queue->flags) || + test_and_set_bit(QUEUE_PAUSED, &queue->flags)) + return; + + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_AC_VI: + case QID_AC_VO: + /* + * For TX queues, we have to disable the queue + * inside mac80211. + */ + ieee80211_stop_queue(queue->rt2x00dev->hw, queue->qid); + break; + default: + break; + } +} +EXPORT_SYMBOL_GPL(rt2x00queue_pause_queue); + +void rt2x00queue_unpause_queue(struct data_queue *queue) +{ + if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) || + !test_bit(QUEUE_STARTED, &queue->flags) || + !test_and_clear_bit(QUEUE_PAUSED, &queue->flags)) + return; + + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_AC_VI: + case QID_AC_VO: + /* + * For TX queues, we have to enable the queue + * inside mac80211. + */ + ieee80211_wake_queue(queue->rt2x00dev->hw, queue->qid); + break; + default: + break; + } +} +EXPORT_SYMBOL_GPL(rt2x00queue_unpause_queue); + +void rt2x00queue_start_queue(struct data_queue *queue) +{ + mutex_lock(&queue->status_lock); + + if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) || + test_and_set_bit(QUEUE_STARTED, &queue->flags)) { + mutex_unlock(&queue->status_lock); + return; + } + + set_bit(QUEUE_PAUSED, &queue->flags); + + queue->rt2x00dev->ops->lib->start_queue(queue); + + rt2x00queue_unpause_queue(queue); + + mutex_unlock(&queue->status_lock); +} +EXPORT_SYMBOL_GPL(rt2x00queue_start_queue); + +void rt2x00queue_stop_queue(struct data_queue *queue) +{ + mutex_lock(&queue->status_lock); + + if (!test_and_clear_bit(QUEUE_STARTED, &queue->flags)) { + mutex_unlock(&queue->status_lock); + return; + } + + rt2x00queue_pause_queue(queue); + + queue->rt2x00dev->ops->lib->stop_queue(queue); + + mutex_unlock(&queue->status_lock); +} +EXPORT_SYMBOL_GPL(rt2x00queue_stop_queue); + +void rt2x00queue_start_queues(struct rt2x00_dev *rt2x00dev) +{ + struct data_queue *queue; + + /* + * rt2x00queue_start_queue will call ieee80211_wake_queue + * for each queue after is has been properly initialized. + */ + tx_queue_for_each(rt2x00dev, queue) + rt2x00queue_start_queue(queue); + + rt2x00queue_start_queue(rt2x00dev->rx); +} +EXPORT_SYMBOL_GPL(rt2x00queue_start_queues); + +void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev) +{ + struct data_queue *queue; + + /* + * rt2x00queue_stop_queue will call ieee80211_stop_queue + * as well, but we are completely shutting doing everything + * now, so it is much safer to stop all TX queues at once, + * and use rt2x00queue_stop_queue for cleaning up. + */ + ieee80211_stop_queues(rt2x00dev->hw); + + tx_queue_for_each(rt2x00dev, queue) + rt2x00queue_stop_queue(queue); + + rt2x00queue_stop_queue(rt2x00dev->rx); +} +EXPORT_SYMBOL_GPL(rt2x00queue_stop_queues); + static void rt2x00queue_reset(struct data_queue *queue) { unsigned long irqflags; @@ -756,14 +875,6 @@ static void rt2x00queue_reset(struct data_queue *queue) spin_unlock_irqrestore(&queue->index_lock, irqflags); } -void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev) -{ - struct data_queue *queue; - - txall_queue_for_each(rt2x00dev, queue) - rt2x00dev->ops->lib->stop_queue(queue); -} - void rt2x00queue_init_queues(struct rt2x00_dev *rt2x00dev) { struct data_queue *queue; @@ -905,6 +1016,7 @@ void rt2x00queue_uninitialize(struct rt2x00_dev *rt2x00dev) static void rt2x00queue_init(struct rt2x00_dev *rt2x00dev, struct data_queue *queue, enum data_queue_qid qid) { + mutex_init(&queue->status_lock); spin_lock_init(&queue->index_lock); queue->rt2x00dev = rt2x00dev; diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index 29b051ac6401..baa39b75430c 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -391,6 +391,23 @@ enum queue_index { Q_INDEX_MAX, }; +/** + * enum data_queue_flags: Status flags for data queues + * + * @QUEUE_STARTED: The queue has been started. Fox RX queues this means the + * device might be DMA'ing skbuffers. TX queues will accept skbuffers to + * be transmitted and beacon queues will start beaconing the configured + * beacons. + * @QUEUE_PAUSED: The queue has been started but is currently paused. + * When this bit is set, the queue has been stopped in mac80211, + * preventing new frames to be enqueued. However, a few frames + * might still appear shortly after the pausing... + */ +enum data_queue_flags { + QUEUE_STARTED, + QUEUE_PAUSED, +}; + /** * struct data_queue: Data queue * @@ -398,6 +415,9 @@ enum queue_index { * @entries: Base address of the &struct queue_entry which are * part of this queue. * @qid: The queue identification, see &enum data_queue_qid. + * @flags: Entry flags, see &enum queue_entry_flags. + * @status_lock: The mutex for protecting the start/stop/flush + * handling on this queue. * @index_lock: Spinlock to protect index handling. Whenever @index, @index_done or * @index_crypt needs to be changed this lock should be grabbed to prevent * index corruption due to concurrency. @@ -421,8 +441,11 @@ struct data_queue { struct queue_entry *entries; enum data_queue_qid qid; + unsigned long flags; + struct mutex status_lock; spinlock_t index_lock; + unsigned int count; unsigned short limit; unsigned short threshold; diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index d4361dc0773e..fca29ae57e71 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -261,6 +261,89 @@ static void rt2x00usb_kick_tx_entry(struct queue_entry *entry) } } +/* + * RX data handlers. + */ +static void rt2x00usb_work_rxdone(struct work_struct *work) +{ + struct rt2x00_dev *rt2x00dev = + container_of(work, struct rt2x00_dev, rxdone_work); + struct queue_entry *entry; + struct skb_frame_desc *skbdesc; + u8 rxd[32]; + + while (!rt2x00queue_empty(rt2x00dev->rx)) { + entry = rt2x00queue_get_entry(rt2x00dev->rx, Q_INDEX_DONE); + + if (test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) + break; + + /* + * Fill in desc fields of the skb descriptor + */ + skbdesc = get_skb_frame_desc(entry->skb); + skbdesc->desc = rxd; + skbdesc->desc_len = entry->queue->desc_size; + + /* + * Send the frame to rt2x00lib for further processing. + */ + rt2x00lib_rxdone(entry); + } +} + +static void rt2x00usb_interrupt_rxdone(struct urb *urb) +{ + struct queue_entry *entry = (struct queue_entry *)urb->context; + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + + if (!test_and_clear_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) + return; + + /* + * Report the frame as DMA done + */ + rt2x00lib_dmadone(entry); + + /* + * Check if the received data is simply too small + * to be actually valid, or if the urb is signaling + * a problem. + */ + if (urb->actual_length < entry->queue->desc_size || urb->status) + set_bit(ENTRY_DATA_IO_FAILED, &entry->flags); + + /* + * Schedule the delayed work for reading the RX status + * from the device. + */ + ieee80211_queue_work(rt2x00dev->hw, &rt2x00dev->rxdone_work); +} + +static void rt2x00usb_kick_rx_entry(struct queue_entry *entry) +{ + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev); + struct queue_entry_priv_usb *entry_priv = entry->priv_data; + int status; + + if (test_and_set_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) + return; + + usb_fill_bulk_urb(entry_priv->urb, usb_dev, + usb_rcvbulkpipe(usb_dev, entry->queue->usb_endpoint), + entry->skb->data, entry->skb->len, + rt2x00usb_interrupt_rxdone, entry); + + status = usb_submit_urb(entry_priv->urb, GFP_ATOMIC); + if (status) { + if (status == -ENODEV) + clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); + set_bit(ENTRY_DATA_IO_FAILED, &entry->flags); + rt2x00lib_dmadone(entry); + } +} + void rt2x00usb_kick_queue(struct data_queue *queue) { switch (queue->qid) { @@ -272,6 +355,11 @@ void rt2x00usb_kick_queue(struct data_queue *queue) rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, rt2x00usb_kick_tx_entry); break; + case QID_RX: + if (!rt2x00queue_full(queue)) + rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, + rt2x00usb_kick_rx_entry); + break; default: break; } @@ -307,7 +395,6 @@ EXPORT_SYMBOL_GPL(rt2x00usb_stop_queue); static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) { struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - unsigned short threshold = queue->threshold; WARNING(queue->rt2x00dev, "TX queue %d DMA timed out," " invoke forced forced reset\n", queue->qid); @@ -315,18 +402,8 @@ static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) /* * Temporarily disable the TX queue, this will force mac80211 * to use the other queues until this queue has been restored. - * - * Set the queue threshold to the queue limit. This prevents the - * queue from being enabled during the txdone handler. */ - queue->threshold = queue->limit; - ieee80211_stop_queue(rt2x00dev->hw, queue->qid); - - /* - * Kill all entries in the queue, afterwards we need to - * wait a bit for all URBs to be cancelled. - */ - rt2x00usb_stop_queue(queue); + rt2x00queue_stop_queue(queue); /* * In case that a driver has overriden the txdone_work @@ -338,8 +415,7 @@ static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) * The queue has been reset, and mac80211 is allowed to use the * queue again. */ - queue->threshold = threshold; - ieee80211_wake_queue(rt2x00dev->hw, queue->qid); + rt2x00queue_start_queue(queue); } static void rt2x00usb_watchdog_tx_status(struct data_queue *queue) @@ -365,65 +441,6 @@ void rt2x00usb_watchdog(struct rt2x00_dev *rt2x00dev) } EXPORT_SYMBOL_GPL(rt2x00usb_watchdog); -/* - * RX data handlers. - */ -static void rt2x00usb_work_rxdone(struct work_struct *work) -{ - struct rt2x00_dev *rt2x00dev = - container_of(work, struct rt2x00_dev, rxdone_work); - struct queue_entry *entry; - struct skb_frame_desc *skbdesc; - u8 rxd[32]; - - while (!rt2x00queue_empty(rt2x00dev->rx)) { - entry = rt2x00queue_get_entry(rt2x00dev->rx, Q_INDEX_DONE); - - if (test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) - break; - - /* - * Fill in desc fields of the skb descriptor - */ - skbdesc = get_skb_frame_desc(entry->skb); - skbdesc->desc = rxd; - skbdesc->desc_len = entry->queue->desc_size; - - /* - * Send the frame to rt2x00lib for further processing. - */ - rt2x00lib_rxdone(entry); - } -} - -static void rt2x00usb_interrupt_rxdone(struct urb *urb) -{ - struct queue_entry *entry = (struct queue_entry *)urb->context; - struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; - - if (!test_and_clear_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) - return; - - /* - * Report the frame as DMA done - */ - rt2x00lib_dmadone(entry); - - /* - * Check if the received data is simply too small - * to be actually valid, or if the urb is signaling - * a problem. - */ - if (urb->actual_length < entry->queue->desc_size || urb->status) - set_bit(ENTRY_DATA_IO_FAILED, &entry->flags); - - /* - * Schedule the delayed work for reading the RX status - * from the device. - */ - ieee80211_queue_work(rt2x00dev->hw, &rt2x00dev->rxdone_work); -} - /* * Radio handlers */ @@ -431,8 +448,6 @@ void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev) { rt2x00usb_vendor_request_sw(rt2x00dev, USB_RX_CONTROL, 0, 0, REGISTER_TIMEOUT); - - rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); } EXPORT_SYMBOL_GPL(rt2x00usb_disable_radio); @@ -441,31 +456,10 @@ EXPORT_SYMBOL_GPL(rt2x00usb_disable_radio); */ void rt2x00usb_clear_entry(struct queue_entry *entry) { - struct usb_device *usb_dev = - to_usb_device_intf(entry->queue->rt2x00dev->dev); - struct queue_entry_priv_usb *entry_priv = entry->priv_data; - int pipe; - int status; - entry->flags = 0; - if (entry->queue->qid == QID_RX) { - pipe = usb_rcvbulkpipe(usb_dev, entry->queue->usb_endpoint); - usb_fill_bulk_urb(entry_priv->urb, usb_dev, pipe, - entry->skb->data, entry->skb->len, - rt2x00usb_interrupt_rxdone, entry); - - set_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags); - - status = usb_submit_urb(entry_priv->urb, GFP_ATOMIC); - if (status) { - if (status == -ENODEV) - clear_bit(DEVICE_STATE_PRESENT, - &entry->queue->rt2x00dev->flags); - set_bit(ENTRY_DATA_IO_FAILED, &entry->flags); - rt2x00lib_dmadone(entry); - } - } + if (entry->queue->qid == QID_RX) + rt2x00usb_kick_rx_entry(entry); } EXPORT_SYMBOL_GPL(rt2x00usb_clear_entry); -- cgit v1.2.3 From 5be65609fec2e331c7d804471be3d59089a30d98 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Mon, 13 Dec 2010 12:35:40 +0100 Subject: rt2x00: Add "flush" queue command Add a new command to the queue handlers: "flush", this moves the flush() callback from mac80211 into rt2x00queue and adds support for flushing the RX queue as well. Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2500usb.c | 3 +- drivers/net/wireless/rt2x00/rt2800usb.c | 3 +- drivers/net/wireless/rt2x00/rt2x00.h | 21 ++++++++ drivers/net/wireless/rt2x00/rt2x00dev.c | 1 + drivers/net/wireless/rt2x00/rt2x00mac.c | 32 +----------- drivers/net/wireless/rt2x00/rt2x00queue.c | 85 +++++++++++++++++++++++++++++++ drivers/net/wireless/rt2x00/rt2x00usb.c | 70 ++++++++++++++++--------- drivers/net/wireless/rt2x00/rt2x00usb.h | 4 +- drivers/net/wireless/rt2x00/rt73usb.c | 3 +- 9 files changed, 161 insertions(+), 61 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index a56b38f9bf29..6b3b1de46792 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -785,8 +785,6 @@ static void rt2500usb_stop_queue(struct data_queue *queue) default: break; } - - rt2x00usb_stop_queue(queue); } /* @@ -1842,6 +1840,7 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { .start_queue = rt2500usb_start_queue, .kick_queue = rt2x00usb_kick_queue, .stop_queue = rt2500usb_stop_queue, + .flush_queue = rt2x00usb_flush_queue, .write_tx_desc = rt2500usb_write_tx_desc, .write_beacon = rt2500usb_write_beacon, .get_tx_data_len = rt2500usb_get_tx_data_len, diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 60b550313688..3e0205ddf7b4 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -96,8 +96,6 @@ static void rt2800usb_stop_queue(struct data_queue *queue) default: break; } - - rt2x00usb_stop_queue(queue); } /* @@ -623,6 +621,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .start_queue = rt2800usb_start_queue, .kick_queue = rt2x00usb_kick_queue, .stop_queue = rt2800usb_stop_queue, + .flush_queue = rt2x00usb_flush_queue, .write_tx_desc = rt2800usb_write_tx_desc, .write_tx_data = rt2800usb_write_tx_data, .write_beacon = rt2800_write_beacon, diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index ac7c3d80300e..1d7b481ec357 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -575,6 +575,7 @@ struct rt2x00lib_ops { void (*start_queue) (struct data_queue *queue); void (*kick_queue) (struct data_queue *queue); void (*stop_queue) (struct data_queue *queue); + void (*flush_queue) (struct data_queue *queue); /* * TX control handlers @@ -1108,6 +1109,16 @@ void rt2x00queue_start_queue(struct data_queue *queue); */ void rt2x00queue_stop_queue(struct data_queue *queue); +/** + * rt2x00queue_flush_queue - Flush a data queue + * @queue: Pointer to &struct data_queue. + * @drop: True to drop all pending frames. + * + * This function will flush the queue. After this call + * the queue is guarenteed to be empty. + */ +void rt2x00queue_flush_queue(struct data_queue *queue, bool drop); + /** * rt2x00queue_start_queues - Start all data queues * @rt2x00dev: Pointer to &struct rt2x00_dev. @@ -1125,6 +1136,16 @@ void rt2x00queue_start_queues(struct rt2x00_dev *rt2x00dev); */ void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev); +/** + * rt2x00queue_flush_queues - Flush all data queues + * @rt2x00dev: Pointer to &struct rt2x00_dev. + * @drop: True to drop all pending frames. + * + * This function will loop through all available queues to flush + * any pending frames. + */ +void rt2x00queue_flush_queues(struct rt2x00_dev *rt2x00dev, bool drop); + /* * Debugfs handlers. */ diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index e42816286ffc..9ef5a2468216 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -94,6 +94,7 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) */ rt2x00link_stop_tuner(rt2x00dev); rt2x00queue_stop_queues(rt2x00dev); + rt2x00queue_flush_queues(rt2x00dev, true); /* * Disable radio. diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index c4abb204aeda..4cac7ad60f47 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -718,36 +718,8 @@ void rt2x00mac_flush(struct ieee80211_hw *hw, bool drop) { struct rt2x00_dev *rt2x00dev = hw->priv; struct data_queue *queue; - unsigned int i = 0; - ieee80211_stop_queues(hw); - - /* - * Run over all queues to kick them, this will force - * any pending frames to be transmitted. - */ - tx_queue_for_each(rt2x00dev, queue) { - rt2x00dev->ops->lib->kick_queue(queue); - } - - /** - * All queues have been kicked, now wait for each queue - * to become empty. With a bit of luck, we only have to wait - * for the first queue to become empty, because while waiting - * for the that queue, the other queues will have transmitted - * all their frames as well (since they were already kicked). - */ - tx_queue_for_each(rt2x00dev, queue) { - for (i = 0; i < 10; i++) { - if (rt2x00queue_empty(queue)) - break; - msleep(100); - } - - if (!rt2x00queue_empty(queue)) - WARNING(rt2x00dev, "Failed to flush queue %d\n", queue->qid); - } - - ieee80211_wake_queues(hw); + tx_queue_for_each(rt2x00dev, queue) + rt2x00queue_flush_queue(queue, drop); } EXPORT_SYMBOL_GPL(rt2x00mac_flush); diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 558965fb41b3..313a8faa5fa4 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -780,6 +780,12 @@ void rt2x00queue_unpause_queue(struct data_queue *queue) */ ieee80211_wake_queue(queue->rt2x00dev->hw, queue->qid); break; + case QID_RX: + /* + * For RX we need to kick the queue now in order to + * receive frames. + */ + queue->rt2x00dev->ops->lib->kick_queue(queue); default: break; } @@ -823,6 +829,74 @@ void rt2x00queue_stop_queue(struct data_queue *queue) } EXPORT_SYMBOL_GPL(rt2x00queue_stop_queue); +void rt2x00queue_flush_queue(struct data_queue *queue, bool drop) +{ + unsigned int i; + bool started; + bool tx_queue = + (queue->qid == QID_AC_BE) || + (queue->qid == QID_AC_BK) || + (queue->qid == QID_AC_VI) || + (queue->qid == QID_AC_VO); + + mutex_lock(&queue->status_lock); + + /* + * If the queue has been started, we must stop it temporarily + * to prevent any new frames to be queued on the device. If + * we are not dropping the pending frames, the queue must + * only be stopped in the software and not the hardware, + * otherwise the queue will never become empty on its own. + */ + started = test_bit(QUEUE_STARTED, &queue->flags); + if (started) { + /* + * Pause the queue + */ + rt2x00queue_pause_queue(queue); + + /* + * If we are not supposed to drop any pending + * frames, this means we must force a start (=kick) + * to the queue to make sure the hardware will + * start transmitting. + */ + if (!drop && tx_queue) + queue->rt2x00dev->ops->lib->kick_queue(queue); + } + + /* + * Check if driver supports flushing, we can only guarentee + * full support for flushing if the driver is able + * to cancel all pending frames (drop = true). + */ + if (drop && queue->rt2x00dev->ops->lib->flush_queue) + queue->rt2x00dev->ops->lib->flush_queue(queue); + + /* + * When we don't want to drop any frames, or when + * the driver doesn't fully flush the queue correcly, + * we must wait for the queue to become empty. + */ + for (i = 0; !rt2x00queue_empty(queue) && i < 100; i++) + msleep(10); + + /* + * The queue flush has failed... + */ + if (unlikely(!rt2x00queue_empty(queue))) + WARNING(queue->rt2x00dev, "Queue %d failed to flush", queue->qid); + + /* + * Restore the queue to the previous status + */ + if (started) + rt2x00queue_unpause_queue(queue); + + mutex_unlock(&queue->status_lock); +} +EXPORT_SYMBOL_GPL(rt2x00queue_flush_queue); + void rt2x00queue_start_queues(struct rt2x00_dev *rt2x00dev) { struct data_queue *queue; @@ -857,6 +931,17 @@ void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev) } EXPORT_SYMBOL_GPL(rt2x00queue_stop_queues); +void rt2x00queue_flush_queues(struct rt2x00_dev *rt2x00dev, bool drop) +{ + struct data_queue *queue; + + tx_queue_for_each(rt2x00dev, queue) + rt2x00queue_flush_queue(queue, drop); + + rt2x00queue_flush_queue(rt2x00dev->rx, drop); +} +EXPORT_SYMBOL_GPL(rt2x00queue_flush_queues); + static void rt2x00queue_reset(struct data_queue *queue) { unsigned long irqflags; diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index fca29ae57e71..cd80eec5ff51 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -366,7 +366,7 @@ void rt2x00usb_kick_queue(struct data_queue *queue) } EXPORT_SYMBOL_GPL(rt2x00usb_kick_queue); -static void rt2x00usb_kill_entry(struct queue_entry *entry) +static void rt2x00usb_flush_entry(struct queue_entry *entry) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct queue_entry_priv_usb *entry_priv = entry->priv_data; @@ -385,37 +385,61 @@ static void rt2x00usb_kill_entry(struct queue_entry *entry) usb_kill_urb(bcn_priv->guardian_urb); } -void rt2x00usb_stop_queue(struct data_queue *queue) +void rt2x00usb_flush_queue(struct data_queue *queue) { + struct work_struct *completion; + unsigned int i; + rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, - rt2x00usb_kill_entry); + rt2x00usb_flush_entry); + + /* + * Obtain the queue completion handler + */ + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_AC_VI: + case QID_AC_VO: + completion = &queue->rt2x00dev->txdone_work; + break; + case QID_RX: + completion = &queue->rt2x00dev->rxdone_work; + break; + default: + return; + } + + for (i = 0; i < 20; i++) { + /* + * Check if the driver is already done, otherwise we + * have to sleep a little while to give the driver/hw + * the oppurtunity to complete interrupt process itself. + */ + if (rt2x00queue_empty(queue)) + break; + + /* + * Schedule the completion handler manually, when this + * worker function runs, it should cleanup the queue. + */ + ieee80211_queue_work(queue->rt2x00dev->hw, completion); + + /* + * Wait for a little while to give the driver + * the oppurtunity to recover itself. + */ + msleep(10); + } } -EXPORT_SYMBOL_GPL(rt2x00usb_stop_queue); +EXPORT_SYMBOL_GPL(rt2x00usb_flush_queue); static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) { - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - WARNING(queue->rt2x00dev, "TX queue %d DMA timed out," " invoke forced forced reset\n", queue->qid); - /* - * Temporarily disable the TX queue, this will force mac80211 - * to use the other queues until this queue has been restored. - */ - rt2x00queue_stop_queue(queue); - - /* - * In case that a driver has overriden the txdone_work - * function, we invoke the TX done through there. - */ - rt2x00dev->txdone_work.func(&rt2x00dev->txdone_work); - - /* - * The queue has been reset, and mac80211 is allowed to use the - * queue again. - */ - rt2x00queue_start_queue(queue); + rt2x00queue_flush_queue(queue, true); } static void rt2x00usb_watchdog_tx_status(struct data_queue *queue) diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h index 05a5424d9b76..6aaf51fc7ad8 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.h +++ b/drivers/net/wireless/rt2x00/rt2x00usb.h @@ -387,13 +387,13 @@ struct queue_entry_priv_usb_bcn { void rt2x00usb_kick_queue(struct data_queue *queue); /** - * rt2x00usb_stop_queue - Stop data queue + * rt2x00usb_flush_queue - Flush data queue * @queue: Data queue to stop * * This will walk through all entries of the queue and kill all * URB's which were send to the device. */ -void rt2x00usb_stop_queue(struct data_queue *queue); +void rt2x00usb_flush_queue(struct data_queue *queue); /** * rt2x00usb_watchdog - Watchdog for USB communication diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index f55e74ef02e0..0b3959bdd3eb 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1077,8 +1077,6 @@ static void rt73usb_stop_queue(struct data_queue *queue) default: break; } - - rt2x00usb_stop_queue(queue); } /* @@ -2309,6 +2307,7 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { .start_queue = rt73usb_start_queue, .kick_queue = rt2x00usb_kick_queue, .stop_queue = rt73usb_stop_queue, + .flush_queue = rt2x00usb_flush_queue, .write_tx_desc = rt73usb_write_tx_desc, .write_beacon = rt73usb_write_beacon, .get_tx_data_len = rt73usb_get_tx_data_len, -- cgit v1.2.3 From 64e7d72384c2ecef5a892b2243623af265dd83cc Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Mon, 13 Dec 2010 12:36:00 +0100 Subject: rt2x00: Cleanup RX index counting Add the rt2x00_dmastart function to rt2x00lib which marks the queue_entry as "owned by device", and increased the Q_INDEX number. This cleanups up the index handling by rt2x00lib which at until so far used hackish approaches to keep the RX queue index numbering sane. The rt2x00pci.c changes are from Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: Helmut Schaa Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00.h | 1 + drivers/net/wireless/rt2x00/rt2x00dev.c | 11 ++++++++--- drivers/net/wireless/rt2x00/rt2x00pci.c | 7 +++++++ drivers/net/wireless/rt2x00/rt2x00queue.c | 5 +---- drivers/net/wireless/rt2x00/rt2x00usb.c | 2 ++ 5 files changed, 19 insertions(+), 7 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 1d7b481ec357..28ea59ab2b06 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -1171,6 +1171,7 @@ static inline void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev, */ void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev); void rt2x00lib_pretbtt(struct rt2x00_dev *rt2x00dev); +void rt2x00lib_dmastart(struct queue_entry *entry); void rt2x00lib_dmadone(struct queue_entry *entry); void rt2x00lib_txdone(struct queue_entry *entry, struct txdone_entry_desc *txdesc); diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 9ef5a2468216..3d4c61fcf06f 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -226,6 +226,13 @@ void rt2x00lib_pretbtt(struct rt2x00_dev *rt2x00dev) } EXPORT_SYMBOL_GPL(rt2x00lib_pretbtt); +void rt2x00lib_dmastart(struct queue_entry *entry) +{ + set_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags); + rt2x00queue_index_inc(entry->queue, Q_INDEX); +} +EXPORT_SYMBOL_GPL(rt2x00lib_dmastart); + void rt2x00lib_dmadone(struct queue_entry *entry) { clear_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags); @@ -555,10 +562,8 @@ submit_entry: entry->flags = 0; rt2x00queue_index_inc(entry->queue, Q_INDEX_DONE); if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) && - test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) { + test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) rt2x00dev->ops->lib->clear_entry(entry); - rt2x00queue_index_inc(entry->queue, Q_INDEX); - } } EXPORT_SYMBOL_GPL(rt2x00lib_rxdone); diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 868ca19b13ea..28e6ff1a6694 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -81,6 +81,13 @@ void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) skbdesc->desc = entry_priv->desc; skbdesc->desc_len = entry->queue->desc_size; + /* + * DMA is already done, notify rt2x00lib that + * it finished successfully. + */ + rt2x00lib_dmastart(entry); + rt2x00lib_dmadone(entry); + /* * Send the frame to rt2x00lib for further processing. */ diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 313a8faa5fa4..52cc92d426f3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -968,11 +968,8 @@ void rt2x00queue_init_queues(struct rt2x00_dev *rt2x00dev) queue_for_each(rt2x00dev, queue) { rt2x00queue_reset(queue); - for (i = 0; i < queue->limit; i++) { + for (i = 0; i < queue->limit; i++) rt2x00dev->ops->lib->clear_entry(&queue->entries[i]); - if (queue->qid == QID_RX) - rt2x00queue_index_inc(queue, Q_INDEX); - } } } diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index cd80eec5ff51..cd29ebc8a37b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -330,6 +330,8 @@ static void rt2x00usb_kick_rx_entry(struct queue_entry *entry) if (test_and_set_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) return; + rt2x00lib_dmastart(entry); + usb_fill_bulk_urb(entry_priv->urb, usb_dev, usb_rcvbulkpipe(usb_dev, entry->queue->usb_endpoint), entry->skb->data, entry->skb->len, -- cgit v1.2.3 From dba5dc1ae9764902f46d5225c9ff40e4f7b614c7 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Mon, 13 Dec 2010 12:36:18 +0100 Subject: rt2x00: Introduce extra queue entry sanity flag Add a queue entry flag ENTRY_DATA_STATUS_PENDING, which can be used to indicate a queue entry has returned from the hardware and is waiting for status processing. Using this flag we can add some extra sanity checks to prevent queue corruption. Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00dev.c | 1 + drivers/net/wireless/rt2x00/rt2x00queue.h | 6 +++++- drivers/net/wireless/rt2x00/rt2x00usb.c | 12 ++++++++---- 3 files changed, 14 insertions(+), 5 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 3d4c61fcf06f..fa74acdd271f 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -235,6 +235,7 @@ EXPORT_SYMBOL_GPL(rt2x00lib_dmastart); void rt2x00lib_dmadone(struct queue_entry *entry) { + set_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags); clear_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags); rt2x00queue_index_inc(entry->queue, Q_INDEX_DMA_DONE); } diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index baa39b75430c..47659346070b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -340,12 +340,16 @@ struct txentry_desc { * @ENTRY_DATA_IO_FAILED: Hardware indicated that an IO error occured * while transfering the data to the hardware. No TX status report will * be expected from the hardware. + * @ENTRY_DATA_STATUS_PENDING: The entry has been send to the device and + * returned. It is now waiting for the status reporting before the + * entry can be reused again. */ enum queue_entry_flags { ENTRY_BCN_ASSIGNED, ENTRY_OWNER_DEVICE_DATA, ENTRY_DATA_PENDING, - ENTRY_DATA_IO_FAILED + ENTRY_DATA_IO_FAILED, + ENTRY_DATA_STATUS_PENDING, }; /** diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index cd29ebc8a37b..8a16b5106a33 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -195,7 +195,8 @@ static void rt2x00usb_work_txdone(struct work_struct *work) while (!rt2x00queue_empty(queue)) { entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE); - if (test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) + if (test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) || + !test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags)) break; rt2x00usb_work_txdone_entry(entry); @@ -237,7 +238,8 @@ static void rt2x00usb_kick_tx_entry(struct queue_entry *entry) u32 length; int status; - if (!test_and_clear_bit(ENTRY_DATA_PENDING, &entry->flags)) + if (!test_and_clear_bit(ENTRY_DATA_PENDING, &entry->flags) || + test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags)) return; /* @@ -275,7 +277,8 @@ static void rt2x00usb_work_rxdone(struct work_struct *work) while (!rt2x00queue_empty(rt2x00dev->rx)) { entry = rt2x00queue_get_entry(rt2x00dev->rx, Q_INDEX_DONE); - if (test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) + if (test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) || + !test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags)) break; /* @@ -327,7 +330,8 @@ static void rt2x00usb_kick_rx_entry(struct queue_entry *entry) struct queue_entry_priv_usb *entry_priv = entry->priv_data; int status; - if (test_and_set_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) + if (test_and_set_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) || + test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags)) return; rt2x00lib_dmastart(entry); -- cgit v1.2.3 From f615e9a38a8e6239d35891a05f2ac1159088780a Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Mon, 13 Dec 2010 12:36:38 +0100 Subject: rt2x00: Fix WMM Queue naming The Queue names were incorrectly copied from the legacy drivers, as a result the queue names were inversed to what was expected. This renames the queues using this mapping: QID_AC_BK -> QID_AC_VO (priority 0) QID_AC_BE -> QID_AC_VI (priority 1) QID_AC_VI -> QID_AC_BE (priority 2) QID_AC_VO -> QID_AC_BK (priority 3) Note that this was a naming problem only, which didn't affect the assignment of frames to their respective queues. Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 12 +++--- drivers/net/wireless/rt2x00/rt2500pci.c | 12 +++--- drivers/net/wireless/rt2x00/rt2800.h | 44 +++++++++++----------- drivers/net/wireless/rt2x00/rt2800pci.c | 4 +- drivers/net/wireless/rt2x00/rt2x00queue.c | 18 ++++----- drivers/net/wireless/rt2x00/rt2x00queue.h | 12 +++--- drivers/net/wireless/rt2x00/rt2x00usb.c | 8 ++-- drivers/net/wireless/rt2x00/rt61pci.c | 16 ++++---- drivers/net/wireless/rt2x00/rt61pci.h | 62 +++++++++++++++---------------- drivers/net/wireless/rt2x00/rt73usb.h | 36 +++++++++--------- 10 files changed, 112 insertions(+), 112 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 2fc6ca5e0968..54ca49ad3472 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -664,12 +664,12 @@ static void rt2400pci_kick_queue(struct data_queue *queue) u32 reg; switch (queue->qid) { - case QID_AC_BE: + case QID_AC_VO: rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); rt2x00_set_field32(®, TXCSR0_KICK_PRIO, 1); rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); break; - case QID_AC_BK: + case QID_AC_VI: rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); rt2x00_set_field32(®, TXCSR0_KICK_TX, 1); rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); @@ -690,8 +690,8 @@ static void rt2400pci_stop_queue(struct data_queue *queue) u32 reg; switch (queue->qid) { - case QID_AC_BE: - case QID_AC_BK: + case QID_AC_VO: + case QID_AC_VI: case QID_ATIM: rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); rt2x00_set_field32(®, TXCSR0_ABORT, 1); @@ -1322,13 +1322,13 @@ static irqreturn_t rt2400pci_interrupt_thread(int irq, void *dev_instance) * 4 - Priority ring transmit done interrupt. */ if (rt2x00_get_field32(reg, CSR7_TXDONE_PRIORING)) - rt2400pci_txdone(rt2x00dev, QID_AC_BE); + rt2400pci_txdone(rt2x00dev, QID_AC_VO); /* * 5 - Tx ring transmit done interrupt. */ if (rt2x00_get_field32(reg, CSR7_TXDONE_TXRING)) - rt2400pci_txdone(rt2x00dev, QID_AC_BK); + rt2400pci_txdone(rt2x00dev, QID_AC_VI); /* Enable interrupts again. */ rt2x00dev->ops->lib->set_device_state(rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index d67f91192338..a9ff26a27724 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -754,12 +754,12 @@ static void rt2500pci_kick_queue(struct data_queue *queue) u32 reg; switch (queue->qid) { - case QID_AC_BE: + case QID_AC_VO: rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); rt2x00_set_field32(®, TXCSR0_KICK_PRIO, 1); rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); break; - case QID_AC_BK: + case QID_AC_VI: rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); rt2x00_set_field32(®, TXCSR0_KICK_TX, 1); rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); @@ -780,8 +780,8 @@ static void rt2500pci_stop_queue(struct data_queue *queue) u32 reg; switch (queue->qid) { - case QID_AC_BE: - case QID_AC_BK: + case QID_AC_VO: + case QID_AC_VI: case QID_ATIM: rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); rt2x00_set_field32(®, TXCSR0_ABORT, 1); @@ -1455,13 +1455,13 @@ static irqreturn_t rt2500pci_interrupt_thread(int irq, void *dev_instance) * 4 - Priority ring transmit done interrupt. */ if (rt2x00_get_field32(reg, CSR7_TXDONE_PRIORING)) - rt2500pci_txdone(rt2x00dev, QID_AC_BE); + rt2500pci_txdone(rt2x00dev, QID_AC_VO); /* * 5 - Tx ring transmit done interrupt. */ if (rt2x00_get_field32(reg, CSR7_TXDONE_TXRING)) - rt2500pci_txdone(rt2x00dev, QID_AC_BK); + rt2500pci_txdone(rt2x00dev, QID_AC_VI); /* Enable interrupts again. */ rt2x00dev->ops->lib->set_device_state(rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index 9ea09612c878..4c55e8525cad 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -213,10 +213,10 @@ /* * WMM_AIFSN_CFG: Aifsn for each EDCA AC - * AIFSN0: AC_BE - * AIFSN1: AC_BK - * AIFSN2: AC_VI - * AIFSN3: AC_VO + * AIFSN0: AC_VO + * AIFSN1: AC_VI + * AIFSN2: AC_BE + * AIFSN3: AC_BK */ #define WMM_AIFSN_CFG 0x0214 #define WMM_AIFSN_CFG_AIFSN0 FIELD32(0x0000000f) @@ -226,10 +226,10 @@ /* * WMM_CWMIN_CSR: CWmin for each EDCA AC - * CWMIN0: AC_BE - * CWMIN1: AC_BK - * CWMIN2: AC_VI - * CWMIN3: AC_VO + * CWMIN0: AC_VO + * CWMIN1: AC_VI + * CWMIN2: AC_BE + * CWMIN3: AC_BK */ #define WMM_CWMIN_CFG 0x0218 #define WMM_CWMIN_CFG_CWMIN0 FIELD32(0x0000000f) @@ -239,10 +239,10 @@ /* * WMM_CWMAX_CSR: CWmax for each EDCA AC - * CWMAX0: AC_BE - * CWMAX1: AC_BK - * CWMAX2: AC_VI - * CWMAX3: AC_VO + * CWMAX0: AC_VO + * CWMAX1: AC_VI + * CWMAX2: AC_BE + * CWMAX3: AC_BK */ #define WMM_CWMAX_CFG 0x021c #define WMM_CWMAX_CFG_CWMAX0 FIELD32(0x0000000f) @@ -251,18 +251,18 @@ #define WMM_CWMAX_CFG_CWMAX3 FIELD32(0x0000f000) /* - * AC_TXOP0: AC_BK/AC_BE TXOP register - * AC0TXOP: AC_BK in unit of 32us - * AC1TXOP: AC_BE in unit of 32us + * AC_TXOP0: AC_VO/AC_VI TXOP register + * AC0TXOP: AC_VO in unit of 32us + * AC1TXOP: AC_VI in unit of 32us */ #define WMM_TXOP0_CFG 0x0220 #define WMM_TXOP0_CFG_AC0TXOP FIELD32(0x0000ffff) #define WMM_TXOP0_CFG_AC1TXOP FIELD32(0xffff0000) /* - * AC_TXOP1: AC_VO/AC_VI TXOP register - * AC2TXOP: AC_VI in unit of 32us - * AC3TXOP: AC_VO in unit of 32us + * AC_TXOP1: AC_BE/AC_BK TXOP register + * AC2TXOP: AC_BE in unit of 32us + * AC3TXOP: AC_BK in unit of 32us */ #define WMM_TXOP1_CFG 0x0224 #define WMM_TXOP1_CFG_AC2TXOP FIELD32(0x0000ffff) @@ -288,7 +288,7 @@ #define MCU_CMD_CFG 0x022c /* - * AC_BK register offsets + * AC_VO register offsets */ #define TX_BASE_PTR0 0x0230 #define TX_MAX_CNT0 0x0234 @@ -296,7 +296,7 @@ #define TX_DTX_IDX0 0x023c /* - * AC_BE register offsets + * AC_VI register offsets */ #define TX_BASE_PTR1 0x0240 #define TX_MAX_CNT1 0x0244 @@ -304,7 +304,7 @@ #define TX_DTX_IDX1 0x024c /* - * AC_VI register offsets + * AC_BE register offsets */ #define TX_BASE_PTR2 0x0250 #define TX_MAX_CNT2 0x0254 @@ -312,7 +312,7 @@ #define TX_DTX_IDX2 0x025c /* - * AC_VO register offsets + * AC_BK register offsets */ #define TX_BASE_PTR3 0x0260 #define TX_MAX_CNT3 0x0264 diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 15eef7212bb1..baa1468a56a8 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -217,10 +217,10 @@ static void rt2800pci_kick_queue(struct data_queue *queue) struct queue_entry *entry; switch (queue->qid) { + case QID_AC_VO: + case QID_AC_VI: case QID_AC_BE: case QID_AC_BK: - case QID_AC_VI: - case QID_AC_VO: entry = rt2x00queue_get_entry(queue, Q_INDEX); rt2800_register_write(rt2x00dev, TX_CTX_IDX(queue->qid), entry->entry_idx); break; diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 52cc92d426f3..ca82b3a91697 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -746,10 +746,10 @@ void rt2x00queue_pause_queue(struct data_queue *queue) return; switch (queue->qid) { + case QID_AC_VO: + case QID_AC_VI: case QID_AC_BE: case QID_AC_BK: - case QID_AC_VI: - case QID_AC_VO: /* * For TX queues, we have to disable the queue * inside mac80211. @@ -770,10 +770,10 @@ void rt2x00queue_unpause_queue(struct data_queue *queue) return; switch (queue->qid) { + case QID_AC_VO: + case QID_AC_VI: case QID_AC_BE: case QID_AC_BK: - case QID_AC_VI: - case QID_AC_VO: /* * For TX queues, we have to enable the queue * inside mac80211. @@ -834,10 +834,10 @@ void rt2x00queue_flush_queue(struct data_queue *queue, bool drop) unsigned int i; bool started; bool tx_queue = - (queue->qid == QID_AC_BE) || - (queue->qid == QID_AC_BK) || + (queue->qid == QID_AC_VO) || (queue->qid == QID_AC_VI) || - (queue->qid == QID_AC_VO); + (queue->qid == QID_AC_BE) || + (queue->qid == QID_AC_BK); mutex_lock(&queue->status_lock); @@ -1141,7 +1141,7 @@ int rt2x00queue_allocate(struct rt2x00_dev *rt2x00dev) /* * Initialize queue parameters. * RX: qid = QID_RX - * TX: qid = QID_AC_BE + index + * TX: qid = QID_AC_VO + index * TX: cw_min: 2^5 = 32. * TX: cw_max: 2^10 = 1024. * BCN: qid = QID_BEACON @@ -1149,7 +1149,7 @@ int rt2x00queue_allocate(struct rt2x00_dev *rt2x00dev) */ rt2x00queue_init(rt2x00dev, rt2x00dev->rx, QID_RX); - qid = QID_AC_BE; + qid = QID_AC_VO; tx_queue_for_each(rt2x00dev, queue) rt2x00queue_init(rt2x00dev, queue, qid++); diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index 47659346070b..fab8e2687f29 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -45,10 +45,10 @@ /** * enum data_queue_qid: Queue identification * + * @QID_AC_VO: AC VO queue + * @QID_AC_VI: AC VI queue * @QID_AC_BE: AC BE queue * @QID_AC_BK: AC BK queue - * @QID_AC_VI: AC VI queue - * @QID_AC_VO: AC VO queue * @QID_HCCA: HCCA queue * @QID_MGMT: MGMT queue (prio queue) * @QID_RX: RX queue @@ -57,10 +57,10 @@ * @QID_ATIM: Atim queue (value unspeficied, don't send it to device) */ enum data_queue_qid { - QID_AC_BE = 0, - QID_AC_BK = 1, - QID_AC_VI = 2, - QID_AC_VO = 3, + QID_AC_VO = 0, + QID_AC_VI = 1, + QID_AC_BE = 2, + QID_AC_BK = 3, QID_HCCA = 4, QID_MGMT = 13, QID_RX = 14, diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 8a16b5106a33..1a9937d5aff6 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -353,10 +353,10 @@ static void rt2x00usb_kick_rx_entry(struct queue_entry *entry) void rt2x00usb_kick_queue(struct data_queue *queue) { switch (queue->qid) { + case QID_AC_VO: + case QID_AC_VI: case QID_AC_BE: case QID_AC_BK: - case QID_AC_VI: - case QID_AC_VO: if (!rt2x00queue_empty(queue)) rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, rt2x00usb_kick_tx_entry); @@ -403,10 +403,10 @@ void rt2x00usb_flush_queue(struct data_queue *queue) * Obtain the queue completion handler */ switch (queue->qid) { + case QID_AC_VO: + case QID_AC_VI: case QID_AC_BE: case QID_AC_BK: - case QID_AC_VI: - case QID_AC_VO: completion = &queue->rt2x00dev->txdone_work; break; case QID_RX: diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 7156b7881233..9405b100a75a 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1171,22 +1171,22 @@ static void rt61pci_kick_queue(struct data_queue *queue) u32 reg; switch (queue->qid) { - case QID_AC_BE: + case QID_AC_VO: rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC0, 1); rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); break; - case QID_AC_BK: + case QID_AC_VI: rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC1, 1); rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); break; - case QID_AC_VI: + case QID_AC_BE: rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC2, 1); rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); break; - case QID_AC_VO: + case QID_AC_BK: rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC3, 1); rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); @@ -1202,22 +1202,22 @@ static void rt61pci_stop_queue(struct data_queue *queue) u32 reg; switch (queue->qid) { - case QID_AC_BE: + case QID_AC_VO: rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC0, 1); rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); break; - case QID_AC_BK: + case QID_AC_VI: rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC1, 1); rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); break; - case QID_AC_VI: + case QID_AC_BE: rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC2, 1); rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); break; - case QID_AC_VO: + case QID_AC_BK: rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC3, 1); rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); diff --git a/drivers/net/wireless/rt2x00/rt61pci.h b/drivers/net/wireless/rt2x00/rt61pci.h index afc803b7959f..e3cd6db76b0e 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.h +++ b/drivers/net/wireless/rt2x00/rt61pci.h @@ -784,25 +784,25 @@ struct hw_pairwise_ta_entry { */ /* - * AC0_BASE_CSR: AC_BK base address. + * AC0_BASE_CSR: AC_VO base address. */ #define AC0_BASE_CSR 0x3400 #define AC0_BASE_CSR_RING_REGISTER FIELD32(0xffffffff) /* - * AC1_BASE_CSR: AC_BE base address. + * AC1_BASE_CSR: AC_VI base address. */ #define AC1_BASE_CSR 0x3404 #define AC1_BASE_CSR_RING_REGISTER FIELD32(0xffffffff) /* - * AC2_BASE_CSR: AC_VI base address. + * AC2_BASE_CSR: AC_BE base address. */ #define AC2_BASE_CSR 0x3408 #define AC2_BASE_CSR_RING_REGISTER FIELD32(0xffffffff) /* - * AC3_BASE_CSR: AC_VO base address. + * AC3_BASE_CSR: AC_BK base address. */ #define AC3_BASE_CSR 0x340c #define AC3_BASE_CSR_RING_REGISTER FIELD32(0xffffffff) @@ -814,7 +814,7 @@ struct hw_pairwise_ta_entry { #define MGMT_BASE_CSR_RING_REGISTER FIELD32(0xffffffff) /* - * TX_RING_CSR0: TX Ring size for AC_BK, AC_BE, AC_VI, AC_VO. + * TX_RING_CSR0: TX Ring size for AC_VO, AC_VI, AC_BE, AC_BK. */ #define TX_RING_CSR0 0x3418 #define TX_RING_CSR0_AC0_RING_SIZE FIELD32(0x000000ff) @@ -833,10 +833,10 @@ struct hw_pairwise_ta_entry { /* * AIFSN_CSR: AIFSN for each EDCA AC. - * AIFSN0: For AC_BK. - * AIFSN1: For AC_BE. - * AIFSN2: For AC_VI. - * AIFSN3: For AC_VO. + * AIFSN0: For AC_VO. + * AIFSN1: For AC_VI. + * AIFSN2: For AC_BE. + * AIFSN3: For AC_BK. */ #define AIFSN_CSR 0x3420 #define AIFSN_CSR_AIFSN0 FIELD32(0x0000000f) @@ -846,10 +846,10 @@ struct hw_pairwise_ta_entry { /* * CWMIN_CSR: CWmin for each EDCA AC. - * CWMIN0: For AC_BK. - * CWMIN1: For AC_BE. - * CWMIN2: For AC_VI. - * CWMIN3: For AC_VO. + * CWMIN0: For AC_VO. + * CWMIN1: For AC_VI. + * CWMIN2: For AC_BE. + * CWMIN3: For AC_BK. */ #define CWMIN_CSR 0x3424 #define CWMIN_CSR_CWMIN0 FIELD32(0x0000000f) @@ -859,10 +859,10 @@ struct hw_pairwise_ta_entry { /* * CWMAX_CSR: CWmax for each EDCA AC. - * CWMAX0: For AC_BK. - * CWMAX1: For AC_BE. - * CWMAX2: For AC_VI. - * CWMAX3: For AC_VO. + * CWMAX0: For AC_VO. + * CWMAX1: For AC_VI. + * CWMAX2: For AC_BE. + * CWMAX3: For AC_BK. */ #define CWMAX_CSR 0x3428 #define CWMAX_CSR_CWMAX0 FIELD32(0x0000000f) @@ -883,14 +883,14 @@ struct hw_pairwise_ta_entry { /* * TX_CNTL_CSR: KICK/Abort TX. - * KICK_TX_AC0: For AC_BK. - * KICK_TX_AC1: For AC_BE. - * KICK_TX_AC2: For AC_VI. - * KICK_TX_AC3: For AC_VO. - * ABORT_TX_AC0: For AC_BK. - * ABORT_TX_AC1: For AC_BE. - * ABORT_TX_AC2: For AC_VI. - * ABORT_TX_AC3: For AC_VO. + * KICK_TX_AC0: For AC_VO. + * KICK_TX_AC1: For AC_VI. + * KICK_TX_AC2: For AC_BE. + * KICK_TX_AC3: For AC_BK. + * ABORT_TX_AC0: For AC_VO. + * ABORT_TX_AC1: For AC_VI. + * ABORT_TX_AC2: For AC_BE. + * ABORT_TX_AC3: For AC_BK. */ #define TX_CNTL_CSR 0x3430 #define TX_CNTL_CSR_KICK_TX_AC0 FIELD32(0x00000001) @@ -1010,18 +1010,18 @@ struct hw_pairwise_ta_entry { #define E2PROM_CSR_LOAD_STATUS FIELD32(0x00000040) /* - * AC_TXOP_CSR0: AC_BK/AC_BE TXOP register. - * AC0_TX_OP: For AC_BK, in unit of 32us. - * AC1_TX_OP: For AC_BE, in unit of 32us. + * AC_TXOP_CSR0: AC_VO/AC_VI TXOP register. + * AC0_TX_OP: For AC_VO, in unit of 32us. + * AC1_TX_OP: For AC_VI, in unit of 32us. */ #define AC_TXOP_CSR0 0x3474 #define AC_TXOP_CSR0_AC0_TX_OP FIELD32(0x0000ffff) #define AC_TXOP_CSR0_AC1_TX_OP FIELD32(0xffff0000) /* - * AC_TXOP_CSR1: AC_VO/AC_VI TXOP register. - * AC2_TX_OP: For AC_VI, in unit of 32us. - * AC3_TX_OP: For AC_VO, in unit of 32us. + * AC_TXOP_CSR1: AC_BE/AC_BK TXOP register. + * AC2_TX_OP: For AC_BE, in unit of 32us. + * AC3_TX_OP: For AC_BK, in unit of 32us. */ #define AC_TXOP_CSR1 0x3478 #define AC_TXOP_CSR1_AC2_TX_OP FIELD32(0x0000ffff) diff --git a/drivers/net/wireless/rt2x00/rt73usb.h b/drivers/net/wireless/rt2x00/rt73usb.h index 1315ce5c992f..9f6b470414d3 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.h +++ b/drivers/net/wireless/rt2x00/rt73usb.h @@ -689,10 +689,10 @@ struct hw_pairwise_ta_entry { /* * AIFSN_CSR: AIFSN for each EDCA AC. - * AIFSN0: For AC_BK. - * AIFSN1: For AC_BE. - * AIFSN2: For AC_VI. - * AIFSN3: For AC_VO. + * AIFSN0: For AC_VO. + * AIFSN1: For AC_VI. + * AIFSN2: For AC_BE. + * AIFSN3: For AC_BK. */ #define AIFSN_CSR 0x0400 #define AIFSN_CSR_AIFSN0 FIELD32(0x0000000f) @@ -702,10 +702,10 @@ struct hw_pairwise_ta_entry { /* * CWMIN_CSR: CWmin for each EDCA AC. - * CWMIN0: For AC_BK. - * CWMIN1: For AC_BE. - * CWMIN2: For AC_VI. - * CWMIN3: For AC_VO. + * CWMIN0: For AC_VO. + * CWMIN1: For AC_VI. + * CWMIN2: For AC_BE. + * CWMIN3: For AC_BK. */ #define CWMIN_CSR 0x0404 #define CWMIN_CSR_CWMIN0 FIELD32(0x0000000f) @@ -715,10 +715,10 @@ struct hw_pairwise_ta_entry { /* * CWMAX_CSR: CWmax for each EDCA AC. - * CWMAX0: For AC_BK. - * CWMAX1: For AC_BE. - * CWMAX2: For AC_VI. - * CWMAX3: For AC_VO. + * CWMAX0: For AC_VO. + * CWMAX1: For AC_VI. + * CWMAX2: For AC_BE. + * CWMAX3: For AC_BK. */ #define CWMAX_CSR 0x0408 #define CWMAX_CSR_CWMAX0 FIELD32(0x0000000f) @@ -727,18 +727,18 @@ struct hw_pairwise_ta_entry { #define CWMAX_CSR_CWMAX3 FIELD32(0x0000f000) /* - * AC_TXOP_CSR0: AC_BK/AC_BE TXOP register. - * AC0_TX_OP: For AC_BK, in unit of 32us. - * AC1_TX_OP: For AC_BE, in unit of 32us. + * AC_TXOP_CSR0: AC_VO/AC_VI TXOP register. + * AC0_TX_OP: For AC_VO, in unit of 32us. + * AC1_TX_OP: For AC_VI, in unit of 32us. */ #define AC_TXOP_CSR0 0x040c #define AC_TXOP_CSR0_AC0_TX_OP FIELD32(0x0000ffff) #define AC_TXOP_CSR0_AC1_TX_OP FIELD32(0xffff0000) /* - * AC_TXOP_CSR1: AC_VO/AC_VI TXOP register. - * AC2_TX_OP: For AC_VI, in unit of 32us. - * AC3_TX_OP: For AC_VO, in unit of 32us. + * AC_TXOP_CSR1: AC_BE/AC_BK TXOP register. + * AC2_TX_OP: For AC_BE, in unit of 32us. + * AC3_TX_OP: For AC_BK, in unit of 32us. */ #define AC_TXOP_CSR1 0x0410 #define AC_TXOP_CSR1_AC2_TX_OP FIELD32(0x0000ffff) -- cgit v1.2.3 From e85b4c04646f7fa62ebf0afe11cd8dffde689da7 Mon Sep 17 00:00:00 2001 From: Johannes Stezenbach Date: Mon, 13 Dec 2010 12:38:49 +0100 Subject: rt2x00: remove stray semicolon The stray semicolon after DEBUG_PRINTK_MSG causes things like "if (...) WARNING(...); else {}" to fail with syntax error. Signed-off-by: Johannes Stezenbach Acked-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 28ea59ab2b06..c254d5a62c7d 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -66,7 +66,7 @@ #ifdef CONFIG_RT2X00_DEBUG #define DEBUG_PRINTK(__dev, __kernlvl, __lvl, __msg, __args...) \ - DEBUG_PRINTK_MSG(__dev, __kernlvl, __lvl, __msg, ##__args); + DEBUG_PRINTK_MSG(__dev, __kernlvl, __lvl, __msg, ##__args) #else #define DEBUG_PRINTK(__dev, __kernlvl, __lvl, __msg, __args...) \ do { } while (0) -- cgit v1.2.3 From 739fd9405416e22732e46a9226a8cac379bd57fc Mon Sep 17 00:00:00 2001 From: Wolfgang Kufner Date: Mon, 13 Dec 2010 12:39:12 +0100 Subject: rt2x00: Pad beacon to multiple of 32 bits. Pad beacon to a multiple of 32 bits in preparation for the change from memcpy_toio() to __iowrite32_copy() in register_multiwrite(). Signed-off-by: Wolfgang Kufner Acked-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800lib.c | 9 ++++++--- drivers/net/wireless/rt2x00/rt61pci.c | 8 ++++++-- drivers/net/wireless/rt2x00/rt73usb.c | 9 ++++++--- 3 files changed, 18 insertions(+), 8 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index b7de1a504480..54917a281398 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -772,6 +772,7 @@ void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); unsigned int beacon_base; + unsigned int padding_len; u32 reg; /* @@ -806,11 +807,13 @@ void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb); /* - * Write entire beacon with TXWI to register. + * Write entire beacon with TXWI and padding to register. */ + padding_len = roundup(entry->skb->len, 4) - entry->skb->len; + skb_pad(entry->skb, padding_len); beacon_base = HW_BEACON_OFFSET(entry->entry_idx); - rt2800_register_multiwrite(rt2x00dev, beacon_base, - entry->skb->data, entry->skb->len); + rt2800_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data, + entry->skb->len + padding_len); /* * Enable beaconing again. diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 9405b100a75a..8de44dd401e0 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1961,6 +1961,7 @@ static void rt61pci_write_beacon(struct queue_entry *entry, struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct queue_entry_priv_pci *entry_priv = entry->priv_data; unsigned int beacon_base; + unsigned int padding_len; u32 reg; /* @@ -1982,13 +1983,16 @@ static void rt61pci_write_beacon(struct queue_entry *entry, rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb); /* - * Write entire beacon with descriptor to register. + * Write entire beacon with descriptor and padding to register. */ + padding_len = roundup(entry->skb->len, 4) - entry->skb->len; + skb_pad(entry->skb, padding_len); beacon_base = HW_BEACON_OFFSET(entry->entry_idx); rt2x00pci_register_multiwrite(rt2x00dev, beacon_base, entry_priv->desc, TXINFO_SIZE); rt2x00pci_register_multiwrite(rt2x00dev, beacon_base + TXINFO_SIZE, - entry->skb->data, entry->skb->len); + entry->skb->data, + entry->skb->len + padding_len); /* * Enable beaconing again. diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 0b3959bdd3eb..0b4e8590cbb7 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1546,6 +1546,7 @@ static void rt73usb_write_beacon(struct queue_entry *entry, { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; unsigned int beacon_base; + unsigned int padding_len; u32 reg; /* @@ -1573,11 +1574,13 @@ static void rt73usb_write_beacon(struct queue_entry *entry, rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb); /* - * Write entire beacon with descriptor to register. + * Write entire beacon with descriptor and padding to register. */ + padding_len = roundup(entry->skb->len, 4) - entry->skb->len; + skb_pad(entry->skb, padding_len); beacon_base = HW_BEACON_OFFSET(entry->entry_idx); - rt2x00usb_register_multiwrite(rt2x00dev, beacon_base, - entry->skb->data, entry->skb->len); + rt2x00usb_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data, + entry->skb->len + padding_len); /* * Enable beaconing again. -- cgit v1.2.3 From 412b31334b831a8c2909afaca017c5a236ac2dd0 Mon Sep 17 00:00:00 2001 From: Wolfgang Kufner Date: Mon, 13 Dec 2010 12:39:39 +0100 Subject: rt2x00: Fix firmware loading regression on x86_64. Commit 6175ddf06b6172046a329e3abfd9c901a43efd2e changes the way memcpy_toio() works for x86_64, causing firmware loading to fail for some Ralink WLAN devices with the rt2800pci driver since linux 2.6.34. This causes the log message: "phy0 -> rt2800pci_load_firmware: Error - PBF system register not ready.". Fix this by using __iowrite32_copy instead of memcpy_toio(). Signed-off-by: Wolfgang Kufner Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00pci.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.h b/drivers/net/wireless/rt2x00/rt2x00pci.h index b854d62ff99b..746ce8fe8cf4 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.h +++ b/drivers/net/wireless/rt2x00/rt2x00pci.h @@ -64,7 +64,7 @@ static inline void rt2x00pci_register_multiwrite(struct rt2x00_dev *rt2x00dev, const void *value, const u32 length) { - memcpy_toio(rt2x00dev->csr.base + offset, value, length); + __iowrite32_copy(rt2x00dev->csr.base + offset, value, length >> 2); } /** -- cgit v1.2.3 From 2cdb9a42f3b4c97088ea0768dbee55ee8863f233 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Tue, 21 Dec 2010 02:01:53 +0100 Subject: rt2x00: Use pci_is_pcie() Use function pci_is_pcie() instead of accessing struct member directly. Signed-off-by: Hauke Mehrtens Acked-by: Gertjan van Wingerde Acked-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 28e6ff1a6694..73631c6fbb30 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -286,7 +286,7 @@ int rt2x00pci_probe(struct pci_dev *pci_dev, const struct pci_device_id *id) rt2x00dev->irq = pci_dev->irq; rt2x00dev->name = pci_name(pci_dev); - if (pci_dev->is_pcie) + if (pci_is_pcie(pci_dev)) rt2x00_set_chip_intf(rt2x00dev, RT2X00_CHIP_INTF_PCIE); else rt2x00_set_chip_intf(rt2x00dev, RT2X00_CHIP_INTF_PCI); -- cgit v1.2.3 From c4d63244218bf93d1f0cdf4389e0906df8f506c1 Mon Sep 17 00:00:00 2001 From: Johannes Stezenbach Date: Mon, 27 Dec 2010 15:04:29 +0100 Subject: rt2x00: simplify txstatus_fifo handling Signed-off-by: Johannes Stezenbach Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800pci.c | 18 ++---------------- drivers/net/wireless/rt2x00/rt2x00.h | 2 +- 2 files changed, 3 insertions(+), 17 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index baa1468a56a8..aa97971a38af 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -688,14 +688,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) u32 status; u8 qid; - while (!kfifo_is_empty(&rt2x00dev->txstatus_fifo)) { - /* Now remove the tx status from the FIFO */ - if (kfifo_out(&rt2x00dev->txstatus_fifo, &status, - sizeof(status)) != sizeof(status)) { - WARN_ON(1); - break; - } - + while (kfifo_get(&rt2x00dev->txstatus_fifo, &status)) { qid = rt2x00_get_field32(status, TX_STA_FIFO_PID_QUEUE); if (qid >= QID_RX) { /* @@ -803,14 +796,7 @@ static void rt2800pci_txstatus_interrupt(struct rt2x00_dev *rt2x00dev) if (!rt2x00_get_field32(status, TX_STA_FIFO_VALID)) break; - if (kfifo_is_full(&rt2x00dev->txstatus_fifo)) { - WARNING(rt2x00dev, "TX status FIFO overrun," - " drop tx status report.\n"); - break; - } - - if (kfifo_in(&rt2x00dev->txstatus_fifo, &status, - sizeof(status)) != sizeof(status)) { + if (!kfifo_put(&rt2x00dev->txstatus_fifo, &status)) { WARNING(rt2x00dev, "TX status FIFO overrun," "drop tx status report.\n"); break; diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index c254d5a62c7d..af1d3efc2949 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -908,7 +908,7 @@ struct rt2x00_dev { /* * FIFO for storing tx status reports between isr and tasklet. */ - struct kfifo txstatus_fifo; + DECLARE_KFIFO_PTR(txstatus_fifo, u32); /* * Tasklet for processing tx status reports (rt2800pci). -- cgit v1.2.3 From 5235189c8edddf2eb32982f814bc858b55e6350a Mon Sep 17 00:00:00 2001 From: Johannes Stezenbach Date: Mon, 27 Dec 2010 15:04:54 +0100 Subject: rt2x00: allow txstatus_fifo w/o txstatus_tasklet When DRIVER_REQUIRE_TXSTATUS_FIFO is set, intialize the txstatus_fifo, but initialize rt2x00dev->txstatus_tasklet only when both DRIVER_REQUIRE_TXSTATUS_FIFO and rt2x00dev->ops->lib->txstatus_tasklet are set. This allows the txstatus_fifo to be used by rt2800usb which does not use txstatus_tasklet. Signed-off-by: Johannes Stezenbach Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00dev.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index fa74acdd271f..97a8911571ce 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -813,8 +813,7 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) /* * Allocate tx status FIFO for driver use. */ - if (test_bit(DRIVER_REQUIRE_TXSTATUS_FIFO, &rt2x00dev->flags) && - rt2x00dev->ops->lib->txstatus_tasklet) { + if (test_bit(DRIVER_REQUIRE_TXSTATUS_FIFO, &rt2x00dev->flags)) { /* * Allocate txstatus fifo and tasklet, we use a size of 512 * for the kfifo which is big enough to store 512/4=128 tx @@ -828,9 +827,10 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) return status; /* tasklet for processing the tx status reports. */ - tasklet_init(&rt2x00dev->txstatus_tasklet, - rt2x00dev->ops->lib->txstatus_tasklet, - (unsigned long)rt2x00dev); + if (rt2x00dev->ops->lib->txstatus_tasklet) + tasklet_init(&rt2x00dev->txstatus_tasklet, + rt2x00dev->ops->lib->txstatus_tasklet, + (unsigned long)rt2x00dev); } -- cgit v1.2.3 From 773d1b98268a9effac047fd2ab1c47bf9f7a9e5f Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Mon, 27 Dec 2010 15:05:14 +0100 Subject: rt2x00: Remove intf->bssid field. The bssid field in struct rt2x00_intf is only written to once, and is never read from. Remove this field, as it appears to not be needed. Signed-off-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00.h | 5 ----- drivers/net/wireless/rt2x00/rt2x00mac.c | 11 ----------- 2 files changed, 16 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index af1d3efc2949..5f7f52ff74d2 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -364,11 +364,6 @@ struct rt2x00_intf { */ u8 mac[ETH_ALEN]; - /* - * BBSID of the AP to associate with. - */ - u8 bssid[ETH_ALEN]; - /* * beacon->skb must be protected with the mutex. */ diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 4cac7ad60f47..23250a5d8331 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -614,17 +614,6 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) return; - spin_lock(&intf->lock); - - /* - * conf->bssid can be NULL if coming from the internal - * beacon update routine. - */ - if (changes & BSS_CHANGED_BSSID) - memcpy(&intf->bssid, bss_conf->bssid, ETH_ALEN); - - spin_unlock(&intf->lock); - /* * Call rt2x00_config_intf() outside of the spinlock context since * the call will sleep for USB drivers. By using the ieee80211_if_conf -- cgit v1.2.3 From a39fd6be19bde021314262a6d2193b3792c808db Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Mon, 27 Dec 2010 15:05:35 +0100 Subject: rt2x00: remove intf->mac field. The mac field of the rt2x00_intf structure is written to once and used twice. In both these uses the mac address is available via other means. Remove this field as it does not appear to be necessary. Signed-off-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00.h | 5 ----- drivers/net/wireless/rt2x00/rt2x00mac.c | 6 ++---- 2 files changed, 2 insertions(+), 9 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 5f7f52ff74d2..755b723400f5 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -359,11 +359,6 @@ struct rt2x00_intf { */ spinlock_t lock; - /* - * MAC of the device. - */ - u8 mac[ETH_ALEN]; - /* * beacon->skb must be protected with the mutex. */ diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 23250a5d8331..f8775c488be4 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -282,9 +282,8 @@ int rt2x00mac_add_interface(struct ieee80211_hw *hw, * STA interfaces at this time, since this can cause * invalid behavior in the device. */ - memcpy(&intf->mac, vif->addr, ETH_ALEN); rt2x00lib_config_intf(rt2x00dev, intf, vif->type, - intf->mac, NULL); + vif->addr, NULL); /* * Some filters depend on the current working mode. We can force @@ -492,7 +491,6 @@ int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_key_conf *key) { struct rt2x00_dev *rt2x00dev = hw->priv; - struct rt2x00_intf *intf = vif_to_intf(vif); int (*set_key) (struct rt2x00_dev *rt2x00dev, struct rt2x00lib_crypto *crypto, struct ieee80211_key_conf *key); @@ -516,7 +514,7 @@ int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, if (rt2x00dev->intf_sta_count) crypto.bssidx = 0; else - crypto.bssidx = intf->mac[5] & (rt2x00dev->ops->max_ap_intf - 1); + crypto.bssidx = vif->addr[5] & (rt2x00dev->ops->max_ap_intf - 1); crypto.cipher = rt2x00crypto_key_to_cipher(key); if (crypto.cipher == CIPHER_NONE) -- cgit v1.2.3 From 736e3acadce8438e610b897af2b1c472ed58444b Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Mon, 27 Dec 2010 15:05:55 +0100 Subject: rt2x00: Fix pointer errors. Fix some pointer errors in the various calls to memcpy, memset and memmove. Although none of these errors are fatal (the expression used now results in the same pointer value) it is better to use the proper expression. All errors are having to deal with arrays. Signed-off-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00config.c | 8 ++++---- drivers/net/wireless/rt2x00/rt2x00mac.c | 8 ++++---- 2 files changed, 8 insertions(+), 8 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c index 70ca9379833b..e7f67d5eda52 100644 --- a/drivers/net/wireless/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/rt2x00/rt2x00config.c @@ -62,13 +62,13 @@ void rt2x00lib_config_intf(struct rt2x00_dev *rt2x00dev, * This will prevent the device being confused when it wants * to ACK frames or consideres itself associated. */ - memset(&conf.mac, 0, sizeof(conf.mac)); + memset(conf.mac, 0, sizeof(conf.mac)); if (mac) - memcpy(&conf.mac, mac, ETH_ALEN); + memcpy(conf.mac, mac, ETH_ALEN); - memset(&conf.bssid, 0, sizeof(conf.bssid)); + memset(conf.bssid, 0, sizeof(conf.bssid)); if (bssid) - memcpy(&conf.bssid, bssid, ETH_ALEN); + memcpy(conf.bssid, bssid, ETH_ALEN); flags |= CONFIG_UPDATE_TYPE; if (mac || (!rt2x00dev->intf_ap_count && !rt2x00dev->intf_sta_count)) diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index f8775c488be4..a2266c7d86c2 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -471,17 +471,17 @@ EXPORT_SYMBOL_GPL(rt2x00mac_set_tim); static void memcpy_tkip(struct rt2x00lib_crypto *crypto, u8 *key, u8 key_len) { if (key_len > NL80211_TKIP_DATA_OFFSET_ENCR_KEY) - memcpy(&crypto->key, + memcpy(crypto->key, &key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY], sizeof(crypto->key)); if (key_len > NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY) - memcpy(&crypto->tx_mic, + memcpy(crypto->tx_mic, &key[NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY], sizeof(crypto->tx_mic)); if (key_len > NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY) - memcpy(&crypto->rx_mic, + memcpy(crypto->rx_mic, &key[NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY], sizeof(crypto->rx_mic)); } @@ -532,7 +532,7 @@ int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, if (crypto.cipher == CIPHER_TKIP) memcpy_tkip(&crypto, &key->key[0], key->keylen); else - memcpy(&crypto.key, &key->key[0], key->keylen); + memcpy(crypto.key, &key->key[0], key->keylen); /* * Each BSS has a maximum of 4 shared keys. * Shared key index values: -- cgit v1.2.3 From 11f16aefcc07178972f149f1a1d53e6868481394 Mon Sep 17 00:00:00 2001 From: Ismael Luceno Date: Mon, 27 Dec 2010 15:06:17 +0100 Subject: rt2x00: Fix panic on frame padding for rt2800 usb devices Backtrace: rt2800usb_write_tx_data rt2x00queue_write_tx_frame rt2x00mac_tx invoke_tx_handlers __ieee80211_tx ieee80211_tx virt_to_head_page ieee80211_xmit ieee80211_tx_skb ieee80211_scan_work schedule ieee80211_scan_work process_one_work ... It tried to expand the skb past it's end using skb_put. So I replaced it with a call to skb_padto, which takes the issue into account. Signed-off-by: Ismael Luceno Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800usb.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 3e0205ddf7b4..b97a4a54ff4c 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -369,7 +369,10 @@ static void rt2800usb_write_tx_desc(struct queue_entry *entry, static void rt2800usb_write_tx_data(struct queue_entry *entry, struct txentry_desc *txdesc) { - u8 padding_len; + unsigned int len; + int err; + + rt2800_write_tx_data(entry, txdesc); /* * pad(1~3 bytes) is added after each 802.11 payload. @@ -378,9 +381,14 @@ static void rt2800usb_write_tx_data(struct queue_entry *entry, * | TXINFO | TXWI | 802.11 header | L2 pad | payload | pad | USB end pad | * |<------------- tx_pkt_len ------------->| */ - rt2800_write_tx_data(entry, txdesc); - padding_len = roundup(entry->skb->len + 4, 4) - entry->skb->len; - memset(skb_put(entry->skb, padding_len), 0, padding_len); + len = roundup(entry->skb->len, 4) + 4; + err = skb_padto(entry->skb, len); + if (unlikely(err)) { + WARNING(entry->queue->rt2x00dev, "TX SKB padding error, out of memory\n"); + return; + } + + entry->skb->len = len; } /* -- cgit v1.2.3 From f833eea0a77b0910ea202468175bfc80470d44d0 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Mon, 27 Dec 2010 15:06:36 +0100 Subject: rt2x00: Remove superfluous assignment of mpdu_density The tx desciptor already gets initialized to 0. Hence, there's no need to explicitly assign 0 to mpdu_density here. Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00ht.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00ht.c b/drivers/net/wireless/rt2x00/rt2x00ht.c index c637bcaec5f8..b7ad46ecaa1d 100644 --- a/drivers/net/wireless/rt2x00/rt2x00ht.c +++ b/drivers/net/wireless/rt2x00/rt2x00ht.c @@ -40,8 +40,6 @@ void rt2x00ht_create_tx_descriptor(struct queue_entry *entry, if (tx_info->control.sta) txdesc->mpdu_density = tx_info->control.sta->ht_cap.ampdu_density; - else - txdesc->mpdu_density = 0; txdesc->ba_size = 7; /* FIXME: What value is needed? */ -- cgit v1.2.3 From bfe6a15d60671993eb3d4ac396b1f442ae08581c Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Mon, 27 Dec 2010 15:06:57 +0100 Subject: rt2x00: Simplify intf->delayed_flags locking Instead of protecting delayed_flags with a spinlock use atomic bitops to make the code more readable. Signed-off-by: Helmut Schaa Acked-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00.h | 7 +++++-- drivers/net/wireless/rt2x00/rt2x00dev.c | 15 +-------------- drivers/net/wireless/rt2x00/rt2x00mac.c | 4 +--- 3 files changed, 7 insertions(+), 19 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 755b723400f5..b3f77d4f37ff 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -347,6 +347,10 @@ struct link { struct delayed_work watchdog_work; }; +enum rt2x00_delayed_flags { + DELAYED_UPDATE_BEACON, +}; + /* * Interface structure * Per interface configuration details, this structure @@ -374,8 +378,7 @@ struct rt2x00_intf { /* * Actions that needed rescheduling. */ - unsigned int delayed_flags; -#define DELAYED_UPDATE_BEACON 0x00000001 + unsigned long delayed_flags; /* * Software sequence counter, this is only required diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 97a8911571ce..9597a03242cc 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -110,19 +110,6 @@ static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, { struct rt2x00_dev *rt2x00dev = data; struct rt2x00_intf *intf = vif_to_intf(vif); - int delayed_flags; - - /* - * Copy all data we need during this action under the protection - * of a spinlock. Otherwise race conditions might occur which results - * into an invalid configuration. - */ - spin_lock(&intf->lock); - - delayed_flags = intf->delayed_flags; - intf->delayed_flags = 0; - - spin_unlock(&intf->lock); /* * It is possible the radio was disabled while the work had been @@ -133,7 +120,7 @@ static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return; - if (delayed_flags & DELAYED_UPDATE_BEACON) + if (test_and_clear_bit(DELAYED_UPDATE_BEACON, &intf->delayed_flags)) rt2x00queue_update_beacon(rt2x00dev, vif, true); } diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index a2266c7d86c2..297d972c229b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -444,9 +444,7 @@ static void rt2x00mac_set_tim_iter(void *data, u8 *mac, vif->type != NL80211_IFTYPE_WDS) return; - spin_lock(&intf->lock); - intf->delayed_flags |= DELAYED_UPDATE_BEACON; - spin_unlock(&intf->lock); + set_bit(DELAYED_UPDATE_BEACON, &intf->delayed_flags); } int rt2x00mac_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, -- cgit v1.2.3 From 48103d25c4ca00a1d0692895f9aa68fcac6bc6af Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Mon, 27 Dec 2010 15:07:16 +0100 Subject: rt2x00: Remove unused interface spinlock Since the last user of intf->lock is gone we can safely remove it. Signed-off-by: Helmut Schaa Acked-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00.h | 6 ------ drivers/net/wireless/rt2x00/rt2x00mac.c | 1 - 2 files changed, 7 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index b3f77d4f37ff..84aaf393da43 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -357,12 +357,6 @@ enum rt2x00_delayed_flags { * is allocated as the private data for ieee80211_vif. */ struct rt2x00_intf { - /* - * All fields within the rt2x00_intf structure - * must be protected with a spinlock. - */ - spinlock_t lock; - /* * beacon->skb must be protected with the mutex. */ diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 297d972c229b..b5dad0427a97 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -268,7 +268,6 @@ int rt2x00mac_add_interface(struct ieee80211_hw *hw, else rt2x00dev->intf_sta_count++; - spin_lock_init(&intf->lock); spin_lock_init(&intf->seqlock); mutex_init(&intf->beacon_skb_mutex); intf->beacon = entry; -- cgit v1.2.3 From 5af3c1d195a6169a925a929e800dc4fce2a545ae Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Mon, 27 Dec 2010 15:07:35 +0100 Subject: rt2x00: Fix comment about removed spinlock The comment doesn't match the code anymore. Fix that. Signed-off-by: Helmut Schaa Acked-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2x00mac.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'drivers/net/wireless/rt2x00') diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index b5dad0427a97..658542d2efe1 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -610,10 +610,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, return; /* - * Call rt2x00_config_intf() outside of the spinlock context since - * the call will sleep for USB drivers. By using the ieee80211_if_conf - * values as arguments we make keep access to rt2x00_intf thread safe - * even without the lock. + * Update the BSSID. */ if (changes & BSS_CHANGED_BSSID) rt2x00lib_config_intf(rt2x00dev, intf, vif->type, NULL, -- cgit v1.2.3