summaryrefslogtreecommitdiff
path: root/drivers/net
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/benet/be_cmds.c2
-rw-r--r--drivers/net/bnx2x_main.c10
-rw-r--r--drivers/net/davinci_emac.c72
-rw-r--r--drivers/net/e100.c2
-rw-r--r--drivers/net/irda/w83977af_ir.c36
-rw-r--r--drivers/net/myri10ge/myri10ge.c1
-rw-r--r--drivers/net/s2io.c4
-rw-r--r--drivers/net/usb/hso.c3
8 files changed, 51 insertions, 79 deletions
diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index c59215361f4e..50e6259b50e4 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -673,7 +673,7 @@ int be_cmd_mccq_create(struct be_adapter *adapter,
be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
OPCODE_COMMON_MCC_CREATE, sizeof(*req));
- req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
+ req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
AMAP_SET_BITS(struct amap_mcc_context, valid, ctxt, 1);
AMAP_SET_BITS(struct amap_mcc_context, ring_size, ctxt,
diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index ed785a30e98b..6c042a72d6cc 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -893,7 +893,6 @@ static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp)
u16 prod;
u16 cons;
- barrier(); /* Tell compiler that prod and cons can change */
prod = fp->tx_bd_prod;
cons = fp->tx_bd_cons;
@@ -963,7 +962,7 @@ static int bnx2x_tx_int(struct bnx2x_fastpath *fp)
* start_xmit() will miss it and cause the queue to be stopped
* forever.
*/
- smp_wmb();
+ smp_mb();
/* TBD need a thresh? */
if (unlikely(netif_tx_queue_stopped(txq))) {
@@ -11429,9 +11428,12 @@ static netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) {
netif_tx_stop_queue(txq);
- /* We want bnx2x_tx_int to "see" the updated tx_bd_prod
- if we put Tx into XOFF state. */
+
+ /* paired memory barrier is in bnx2x_tx_int(), we have to keep
+ * ordering of set_bit() in netif_tx_stop_queue() and read of
+ * fp->bd_tx_cons */
smp_mb();
+
fp->eth_q_stats.driver_xoff++;
if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)
netif_tx_wake_queue(txq);
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index 8bd086aee56d..2b8edd2efbf6 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -29,10 +29,6 @@
* PHY layer usage
*/
-/** Pending Items in this driver:
- * 1. Use Linux cache infrastcture for DMA'ed memory (dma_xxx functions)
- */
-
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/sched.h>
@@ -504,12 +500,6 @@ static unsigned long mdio_max_freq;
/* Cache macros - Packet buffers would be from skb pool which is cached */
#define EMAC_VIRT_NOCACHE(addr) (addr)
-#define EMAC_CACHE_INVALIDATE(addr, size) \
- dma_cache_maint((void *)addr, size, DMA_FROM_DEVICE)
-#define EMAC_CACHE_WRITEBACK(addr, size) \
- dma_cache_maint((void *)addr, size, DMA_TO_DEVICE)
-#define EMAC_CACHE_WRITEBACK_INVALIDATE(addr, size) \
- dma_cache_maint((void *)addr, size, DMA_BIDIRECTIONAL)
/* DM644x does not have BD's in cached memory - so no cache functions */
#define BD_CACHE_INVALIDATE(addr, size)
@@ -1235,6 +1225,10 @@ static void emac_txch_teardown(struct emac_priv *priv, u32 ch)
if (1 == txch->queue_active) {
curr_bd = txch->active_queue_head;
while (curr_bd != NULL) {
+ dma_unmap_single(emac_dev, curr_bd->buff_ptr,
+ curr_bd->off_b_len & EMAC_RX_BD_BUF_SIZE,
+ DMA_TO_DEVICE);
+
emac_net_tx_complete(priv, (void __force *)
&curr_bd->buf_token, 1, ch);
if (curr_bd != txch->active_queue_tail)
@@ -1327,6 +1321,11 @@ static int emac_tx_bdproc(struct emac_priv *priv, u32 ch, u32 budget)
txch->queue_active = 0; /* end of queue */
}
}
+
+ dma_unmap_single(emac_dev, curr_bd->buff_ptr,
+ curr_bd->off_b_len & EMAC_RX_BD_BUF_SIZE,
+ DMA_TO_DEVICE);
+
*tx_complete_ptr = (u32) curr_bd->buf_token;
++tx_complete_ptr;
++tx_complete_cnt;
@@ -1387,8 +1386,8 @@ static int emac_send(struct emac_priv *priv, struct emac_netpktobj *pkt, u32 ch)
txch->bd_pool_head = curr_bd->next;
curr_bd->buf_token = buf_list->buf_token;
- /* FIXME buff_ptr = dma_map_single(... data_ptr ...) */
- curr_bd->buff_ptr = virt_to_phys(buf_list->data_ptr);
+ curr_bd->buff_ptr = dma_map_single(&priv->ndev->dev, buf_list->data_ptr,
+ buf_list->length, DMA_TO_DEVICE);
curr_bd->off_b_len = buf_list->length;
curr_bd->h_next = 0;
curr_bd->next = NULL;
@@ -1468,7 +1467,6 @@ static int emac_dev_xmit(struct sk_buff *skb, struct net_device *ndev)
tx_buf.length = skb->len;
tx_buf.buf_token = (void *)skb;
tx_buf.data_ptr = skb->data;
- EMAC_CACHE_WRITEBACK((unsigned long)skb->data, skb->len);
ndev->trans_start = jiffies;
ret_code = emac_send(priv, &tx_packet, EMAC_DEF_TX_CH);
if (unlikely(ret_code != 0)) {
@@ -1543,7 +1541,6 @@ static void *emac_net_alloc_rx_buf(struct emac_priv *priv, int buf_size,
p_skb->dev = ndev;
skb_reserve(p_skb, NET_IP_ALIGN);
*data_token = (void *) p_skb;
- EMAC_CACHE_WRITEBACK_INVALIDATE((unsigned long)p_skb->data, buf_size);
return p_skb->data;
}
@@ -1612,8 +1609,8 @@ static int emac_init_rxch(struct emac_priv *priv, u32 ch, char *param)
/* populate the hardware descriptor */
curr_bd->h_next = emac_virt_to_phys(rxch->active_queue_head,
priv);
- /* FIXME buff_ptr = dma_map_single(... data_ptr ...) */
- curr_bd->buff_ptr = virt_to_phys(curr_bd->data_ptr);
+ curr_bd->buff_ptr = dma_map_single(emac_dev, curr_bd->data_ptr,
+ rxch->buf_size, DMA_FROM_DEVICE);
curr_bd->off_b_len = rxch->buf_size;
curr_bd->mode = EMAC_CPPI_OWNERSHIP_BIT;
@@ -1697,6 +1694,12 @@ static void emac_cleanup_rxch(struct emac_priv *priv, u32 ch)
curr_bd = rxch->active_queue_head;
while (curr_bd) {
if (curr_bd->buf_token) {
+ dma_unmap_single(&priv->ndev->dev,
+ curr_bd->buff_ptr,
+ curr_bd->off_b_len
+ & EMAC_RX_BD_BUF_SIZE,
+ DMA_FROM_DEVICE);
+
dev_kfree_skb_any((struct sk_buff *)\
curr_bd->buf_token);
}
@@ -1871,8 +1874,8 @@ static void emac_addbd_to_rx_queue(struct emac_priv *priv, u32 ch,
/* populate the hardware descriptor */
curr_bd->h_next = 0;
- /* FIXME buff_ptr = dma_map_single(... buffer ...) */
- curr_bd->buff_ptr = virt_to_phys(buffer);
+ curr_bd->buff_ptr = dma_map_single(&priv->ndev->dev, buffer,
+ rxch->buf_size, DMA_FROM_DEVICE);
curr_bd->off_b_len = rxch->buf_size;
curr_bd->mode = EMAC_CPPI_OWNERSHIP_BIT;
curr_bd->next = NULL;
@@ -1927,7 +1930,6 @@ static int emac_net_rx_cb(struct emac_priv *priv,
p_skb = (struct sk_buff *)net_pkt_list->pkt_token;
/* set length of packet */
skb_put(p_skb, net_pkt_list->pkt_length);
- EMAC_CACHE_INVALIDATE((unsigned long)p_skb->data, p_skb->len);
p_skb->protocol = eth_type_trans(p_skb, priv->ndev);
netif_receive_skb(p_skb);
priv->net_dev_stats.rx_bytes += net_pkt_list->pkt_length;
@@ -1990,6 +1992,11 @@ static int emac_rx_bdproc(struct emac_priv *priv, u32 ch, u32 budget)
rx_buf_obj->data_ptr = (char *)curr_bd->data_ptr;
rx_buf_obj->length = curr_bd->off_b_len & EMAC_RX_BD_BUF_SIZE;
rx_buf_obj->buf_token = curr_bd->buf_token;
+
+ dma_unmap_single(&priv->ndev->dev, curr_bd->buff_ptr,
+ curr_bd->off_b_len & EMAC_RX_BD_BUF_SIZE,
+ DMA_FROM_DEVICE);
+
curr_pkt->pkt_token = curr_pkt->buf_list->buf_token;
curr_pkt->num_bufs = 1;
curr_pkt->pkt_length =
@@ -2820,31 +2827,37 @@ static int __devexit davinci_emac_remove(struct platform_device *pdev)
return 0;
}
-static
-int davinci_emac_suspend(struct platform_device *pdev, pm_message_t state)
+static int davinci_emac_suspend(struct device *dev)
{
- struct net_device *dev = platform_get_drvdata(pdev);
+ struct platform_device *pdev = to_platform_device(dev);
+ struct net_device *ndev = platform_get_drvdata(pdev);
- if (netif_running(dev))
- emac_dev_stop(dev);
+ if (netif_running(ndev))
+ emac_dev_stop(ndev);
clk_disable(emac_clk);
return 0;
}
-static int davinci_emac_resume(struct platform_device *pdev)
+static int davinci_emac_resume(struct device *dev)
{
- struct net_device *dev = platform_get_drvdata(pdev);
+ struct platform_device *pdev = to_platform_device(dev);
+ struct net_device *ndev = platform_get_drvdata(pdev);
clk_enable(emac_clk);
- if (netif_running(dev))
- emac_dev_open(dev);
+ if (netif_running(ndev))
+ emac_dev_open(ndev);
return 0;
}
+static const struct dev_pm_ops davinci_emac_pm_ops = {
+ .suspend = davinci_emac_suspend,
+ .resume = davinci_emac_resume,
+};
+
/**
* davinci_emac_driver: EMAC platform driver structure
*/
@@ -2852,11 +2865,10 @@ static struct platform_driver davinci_emac_driver = {
.driver = {
.name = "davinci_emac",
.owner = THIS_MODULE,
+ .pm = &davinci_emac_pm_ops,
},
.probe = davinci_emac_probe,
.remove = __devexit_p(davinci_emac_remove),
- .suspend = davinci_emac_suspend,
- .resume = davinci_emac_resume,
};
/**
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index a26ccab057d5..b997e578e58f 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -2858,7 +2858,7 @@ static int __devinit e100_probe(struct pci_dev *pdev,
}
nic->cbs_pool = pci_pool_create(netdev->name,
nic->pdev,
- nic->params.cbs.count * sizeof(struct cb),
+ nic->params.cbs.max * sizeof(struct cb),
sizeof(u32),
0);
DPRINTK(PROBE, INFO, "addr 0x%llx, irq %d, MAC addr %pM\n",
diff --git a/drivers/net/irda/w83977af_ir.c b/drivers/net/irda/w83977af_ir.c
index 551810fd2976..980625feb2c0 100644
--- a/drivers/net/irda/w83977af_ir.c
+++ b/drivers/net/irda/w83977af_ir.c
@@ -65,7 +65,6 @@
#undef CONFIG_NETWINDER_TX_DMA_PROBLEMS /* Not needed */
#define CONFIG_NETWINDER_RX_DMA_PROBLEMS /* Must have this one! */
#endif
-#undef CONFIG_USE_INTERNAL_TIMER /* Just cannot make that timer work */
#define CONFIG_USE_W977_PNP /* Currently needed */
#define PIO_MAX_SPEED 115200
@@ -533,25 +532,6 @@ static netdev_tx_t w83977af_hard_xmit(struct sk_buff *skb,
self->tx_buff.len = skb->len;
mtt = irda_get_mtt(skb);
-#ifdef CONFIG_USE_INTERNAL_TIMER
- if (mtt > 50) {
- /* Adjust for timer resolution */
- mtt /= 1000+1;
-
- /* Setup timer */
- switch_bank(iobase, SET4);
- outb(mtt & 0xff, iobase+TMRL);
- outb((mtt >> 8) & 0x0f, iobase+TMRH);
-
- /* Start timer */
- outb(IR_MSL_EN_TMR, iobase+IR_MSL);
- self->io.direction = IO_XMIT;
-
- /* Enable timer interrupt */
- switch_bank(iobase, SET0);
- outb(ICR_ETMRI, iobase+ICR);
- } else {
-#endif
IRDA_DEBUG(4, "%s(%ld), mtt=%d\n", __func__ , jiffies, mtt);
if (mtt)
udelay(mtt);
@@ -560,9 +540,6 @@ static netdev_tx_t w83977af_hard_xmit(struct sk_buff *skb,
switch_bank(iobase, SET0);
outb(ICR_EDMAI, iobase+ICR);
w83977af_dma_write(self, iobase);
-#ifdef CONFIG_USE_INTERNAL_TIMER
- }
-#endif
} else {
self->tx_buff.data = self->tx_buff.head;
self->tx_buff.len = async_wrap_skb(skb, self->tx_buff.data,
@@ -876,20 +853,7 @@ static int w83977af_dma_receive_complete(struct w83977af_ir *self)
/* Check if we have transferred all data to memory */
switch_bank(iobase, SET0);
if (inb(iobase+USR) & USR_RDR) {
-#ifdef CONFIG_USE_INTERNAL_TIMER
- /* Put this entry back in fifo */
- st_fifo->head--;
- st_fifo->len++;
- st_fifo->entries[st_fifo->head].status = status;
- st_fifo->entries[st_fifo->head].len = len;
-
- /* Restore set register */
- outb(set, iobase+SSR);
-
- return FALSE; /* I'll be back! */
-#else
udelay(80); /* Should be enough!? */
-#endif
}
skb = dev_alloc_skb(len+1);
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index 676c513e12fc..e84dd3ee9c5a 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -3687,7 +3687,6 @@ static void myri10ge_probe_slices(struct myri10ge_priv *mgp)
if (status != 0) {
dev_err(&mgp->pdev->dev, "failed reset\n");
goto abort_with_fw;
- return;
}
mgp->max_intr_slots = cmd.data0 / sizeof(struct mcp_slot);
diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c
index df70657260dd..2eb7f8a0d926 100644
--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -5819,10 +5819,8 @@ static void s2io_vpd_read(struct s2io_nic *nic)
}
}
- if ((!fail) && (vpd_data[1] < VPD_STRING_LEN)) {
- memset(nic->product_name, 0, vpd_data[1]);
+ if ((!fail) && (vpd_data[1] < VPD_STRING_LEN))
memcpy(nic->product_name, &vpd_data[3], vpd_data[1]);
- }
kfree(vpd_data);
swstats->mem_freed += 256;
}
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 6895f1531238..be0cc99e881a 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -1155,9 +1155,6 @@ static void _hso_serial_set_termios(struct tty_struct *tty,
static void hso_resubmit_rx_bulk_urb(struct hso_serial *serial, struct urb *urb)
{
int result;
-#ifdef CONFIG_HSO_AUTOPM
- usb_mark_last_busy(urb->dev);
-#endif
/* We are done with this URB, resubmit it. Prep the USB to wait for
* another frame */
usb_fill_bulk_urb(urb, serial->parent->usb,
generated by cgit v1.2.3 (git 2.39.0) at 2025-02-08 15:14:31 +0300