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path: root/drivers/net/myri10ge/myri10ge.c
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Diffstat (limited to 'drivers/net/myri10ge/myri10ge.c')
-rw-r--r--drivers/net/myri10ge/myri10ge.c24
1 files changed, 11 insertions, 13 deletions
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index c3e52c806b13..06440a86baef 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -177,6 +177,7 @@ struct myri10ge_priv {
177 struct work_struct watchdog_work; 177 struct work_struct watchdog_work;
178 struct timer_list watchdog_timer; 178 struct timer_list watchdog_timer;
179 int watchdog_tx_done; 179 int watchdog_tx_done;
180 int watchdog_tx_req;
180 int watchdog_resets; 181 int watchdog_resets;
181 int tx_linearized; 182 int tx_linearized;
182 int pause; 183 int pause;
@@ -448,6 +449,7 @@ static int myri10ge_load_hotplug_firmware(struct myri10ge_priv *mgp, u32 * size)
448 struct mcp_gen_header *hdr; 449 struct mcp_gen_header *hdr;
449 size_t hdr_offset; 450 size_t hdr_offset;
450 int status; 451 int status;
452 unsigned i;
451 453
452 if ((status = request_firmware(&fw, mgp->fw_name, dev)) < 0) { 454 if ((status = request_firmware(&fw, mgp->fw_name, dev)) < 0) {
453 dev_err(dev, "Unable to load %s firmware image via hotplug\n", 455 dev_err(dev, "Unable to load %s firmware image via hotplug\n",
@@ -479,18 +481,12 @@ static int myri10ge_load_hotplug_firmware(struct myri10ge_priv *mgp, u32 * size)
479 goto abort_with_fw; 481 goto abort_with_fw;
480 482
481 crc = crc32(~0, fw->data, fw->size); 483 crc = crc32(~0, fw->data, fw->size);
482 if (mgp->tx.boundary == 2048) { 484 for (i = 0; i < fw->size; i += 256) {
483 /* Avoid PCI burst on chipset with unaligned completions. */ 485 myri10ge_pio_copy(mgp->sram + MYRI10GE_FW_OFFSET + i,
484 int i; 486 fw->data + i,
485 __iomem u32 *ptr = (__iomem u32 *) (mgp->sram + 487 min(256U, (unsigned)(fw->size - i)));
486 MYRI10GE_FW_OFFSET); 488 mb();
487 for (i = 0; i < fw->size / 4; i++) { 489 readb(mgp->sram);
488 __raw_writel(((u32 *) fw->data)[i], ptr + i);
489 wmb();
490 }
491 } else {
492 myri10ge_pio_copy(mgp->sram + MYRI10GE_FW_OFFSET, fw->data,
493 fw->size);
494 } 490 }
495 /* corruption checking is good for parity recovery and buggy chipset */ 491 /* corruption checking is good for parity recovery and buggy chipset */
496 memcpy_fromio(fw->data, mgp->sram + MYRI10GE_FW_OFFSET, fw->size); 492 memcpy_fromio(fw->data, mgp->sram + MYRI10GE_FW_OFFSET, fw->size);
@@ -2547,7 +2543,8 @@ static void myri10ge_watchdog_timer(unsigned long arg)
2547 2543
2548 mgp = (struct myri10ge_priv *)arg; 2544 mgp = (struct myri10ge_priv *)arg;
2549 if (mgp->tx.req != mgp->tx.done && 2545 if (mgp->tx.req != mgp->tx.done &&
2550 mgp->tx.done == mgp->watchdog_tx_done) 2546 mgp->tx.done == mgp->watchdog_tx_done &&
2547 mgp->watchdog_tx_req != mgp->watchdog_tx_done)
2551 /* nic seems like it might be stuck.. */ 2548 /* nic seems like it might be stuck.. */
2552 schedule_work(&mgp->watchdog_work); 2549 schedule_work(&mgp->watchdog_work);
2553 else 2550 else
@@ -2556,6 +2553,7 @@ static void myri10ge_watchdog_timer(unsigned long arg)
2556 jiffies + myri10ge_watchdog_timeout * HZ); 2553 jiffies + myri10ge_watchdog_timeout * HZ);
2557 2554
2558 mgp->watchdog_tx_done = mgp->tx.done; 2555 mgp->watchdog_tx_done = mgp->tx.done;
2556 mgp->watchdog_tx_req = mgp->tx.req;
2559} 2557}
2560 2558
2561static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 2559static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent)