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-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7921/dma.c73
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7921/mac.c67
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h2
3 files changed, 74 insertions, 68 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
index 7ada8339b74f..0c577a5bac13 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
@@ -97,7 +97,7 @@ static int mt7921_poll_rx(struct napi_struct *napi, int budget)
return done;
}
-void mt7921_dma_prefetch(struct mt7921_dev *dev)
+static void mt7921_dma_prefetch(struct mt7921_dev *dev)
{
#define PREFETCH(base, depth) ((base) << 16 | (depth))
@@ -229,6 +229,77 @@ static int mt7921_dmashdl_disabled(struct mt7921_dev *dev)
return 0;
}
+int mt7921_dma_reset(struct mt7921_dev *dev, bool force)
+{
+ int i;
+
+ if (force) {
+ /* reset */
+ mt76_clear(dev, MT_WFDMA0_RST,
+ MT_WFDMA0_RST_DMASHDL_ALL_RST |
+ MT_WFDMA0_RST_LOGIC_RST);
+
+ mt76_set(dev, MT_WFDMA0_RST,
+ MT_WFDMA0_RST_DMASHDL_ALL_RST |
+ MT_WFDMA0_RST_LOGIC_RST);
+ }
+
+ /* disable WFDMA0 */
+ mt76_clear(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN |
+ MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN |
+ MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
+ MT_WFDMA0_GLO_CFG_OMIT_RX_INFO |
+ MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
+
+ if (!mt76_poll(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_BUSY |
+ MT_WFDMA0_GLO_CFG_RX_DMA_BUSY, 0, 1000))
+ return -ETIMEDOUT;
+
+ /* reset hw queues */
+ for (i = 0; i < __MT_TXQ_MAX; i++)
+ mt76_queue_reset(dev, dev->mphy.q_tx[i]);
+
+ for (i = 0; i < __MT_MCUQ_MAX; i++)
+ mt76_queue_reset(dev, dev->mt76.q_mcu[i]);
+
+ mt76_for_each_q_rx(&dev->mt76, i)
+ mt76_queue_reset(dev, &dev->mt76.q_rx[i]);
+
+ mt76_tx_status_check(&dev->mt76, NULL, true);
+
+ /* configure perfetch settings */
+ mt7921_dma_prefetch(dev);
+
+ /* reset dma idx */
+ mt76_wr(dev, MT_WFDMA0_RST_DTX_PTR, ~0);
+
+ /* configure delay interrupt */
+ mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG0, 0);
+
+ mt76_set(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_WB_DDONE |
+ MT_WFDMA0_GLO_CFG_FIFO_LITTLE_ENDIAN |
+ MT_WFDMA0_GLO_CFG_CLK_GAT_DIS |
+ MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
+ MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN |
+ MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
+
+ mt76_set(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN);
+
+ mt76_set(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT);
+
+ /* enable interrupts for TX/RX rings */
+ mt7921_irq_enable(dev,
+ MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL |
+ MT_INT_MCU_CMD);
+ mt76_set(dev, MT_MCU2HOST_SW_INT_ENA, MT_MCU_CMD_WAKE_RX_PCIE);
+
+ return 0;
+}
+
int mt7921_dma_init(struct mt7921_dev *dev)
{
/* Increase buffer size to receive large VHT/HE MPDUs */
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index 8770e0d93f45..8b4fbb7f304c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -1214,71 +1214,6 @@ int mt7921_wfsys_reset(struct mt7921_dev *dev)
WFSYS_SW_INIT_DONE, WFSYS_SW_INIT_DONE, 500);
}
-static void
-mt7921_dma_reset(struct mt7921_dev *dev)
-{
- int i;
-
- /* reset */
- mt76_clear(dev, MT_WFDMA0_RST,
- MT_WFDMA0_RST_DMASHDL_ALL_RST | MT_WFDMA0_RST_LOGIC_RST);
-
- mt76_set(dev, MT_WFDMA0_RST,
- MT_WFDMA0_RST_DMASHDL_ALL_RST | MT_WFDMA0_RST_LOGIC_RST);
-
- /* disable WFDMA0 */
- mt76_clear(dev, MT_WFDMA0_GLO_CFG,
- MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN |
- MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN |
- MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
- MT_WFDMA0_GLO_CFG_OMIT_RX_INFO |
- MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
-
- mt76_poll(dev, MT_WFDMA0_GLO_CFG,
- MT_WFDMA0_GLO_CFG_TX_DMA_BUSY |
- MT_WFDMA0_GLO_CFG_RX_DMA_BUSY, 0, 1000);
-
- /* reset hw queues */
- for (i = 0; i < __MT_TXQ_MAX; i++)
- mt76_queue_reset(dev, dev->mphy.q_tx[i]);
-
- for (i = 0; i < __MT_MCUQ_MAX; i++)
- mt76_queue_reset(dev, dev->mt76.q_mcu[i]);
-
- mt76_for_each_q_rx(&dev->mt76, i)
- mt76_queue_reset(dev, &dev->mt76.q_rx[i]);
-
- mt76_tx_status_check(&dev->mt76, NULL, true);
-
- /* configure perfetch settings */
- mt7921_dma_prefetch(dev);
-
- /* reset dma idx */
- mt76_wr(dev, MT_WFDMA0_RST_DTX_PTR, ~0);
-
- /* configure delay interrupt */
- mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG0, 0);
-
- mt76_set(dev, MT_WFDMA0_GLO_CFG,
- MT_WFDMA0_GLO_CFG_TX_WB_DDONE |
- MT_WFDMA0_GLO_CFG_FIFO_LITTLE_ENDIAN |
- MT_WFDMA0_GLO_CFG_CLK_GAT_DIS |
- MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
- MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN |
- MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
-
- mt76_set(dev, MT_WFDMA0_GLO_CFG,
- MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN);
-
- mt76_set(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT);
-
- /* enable interrupts for TX/RX rings */
- mt7921_irq_enable(dev,
- MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL |
- MT_INT_MCU_CMD);
- mt76_set(dev, MT_MCU2HOST_SW_INT_ENA, MT_MCU_CMD_WAKE_RX_PCIE);
-}
-
void mt7921_tx_token_put(struct mt7921_dev *dev)
{
struct mt76_txwi_cache *txwi;
@@ -1349,7 +1284,7 @@ mt7921_mac_reset(struct mt7921_dev *dev)
mt76_queue_rx_cleanup(dev, &dev->mt76.q_rx[i]);
mt7921_wfsys_reset(dev);
- mt7921_dma_reset(dev);
+ mt7921_dma_reset(dev, true);
mt76_for_each_q_rx(&dev->mt76, i) {
mt76_queue_rx_reset(dev, i);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
index c9687c57cbe7..53f9bb8c8281 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
@@ -253,7 +253,7 @@ int mt7921_eeprom_get_target_power(struct mt7921_dev *dev,
u8 chain_idx);
void mt7921_eeprom_init_sku(struct mt7921_dev *dev);
int mt7921_dma_init(struct mt7921_dev *dev);
-void mt7921_dma_prefetch(struct mt7921_dev *dev);
+int mt7921_dma_reset(struct mt7921_dev *dev, bool force);
void mt7921_dma_cleanup(struct mt7921_dev *dev);
int mt7921_run_firmware(struct mt7921_dev *dev);
int mt7921_mcu_init(struct mt7921_dev *dev);
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-16 14:06:27 +0300