1 files changed, 13 insertions, 15 deletions

diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index 07ca9480a6fe..9bdd43ab3573 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -177,6 +177,7 @@ struct myri10ge_priv {
         struct work_struct watchdog_work;
         struct timer_list watchdog_timer;
         int watchdog_tx_done;
+        int watchdog_tx_req;
         int watchdog_resets;
         int tx_linearized;
         int pause;
@@ -448,6 +449,7 @@ static int myri10ge_load_hotplug_firmware(struct myri10ge_priv *mgp, u32 * size)
         struct mcp_gen_header *hdr;
         size_t hdr_offset;
         int status;
+        unsigned i;
 
         if ((status = request_firmware(&fw, mgp->fw_name, dev)) < 0) {
                 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)
                 goto abort_with_fw;
 
         crc = crc32(~0, fw->data, fw->size);
-        if (mgp->tx.boundary == 2048) {
-                /* Avoid PCI burst on chipset with unaligned completions. */
-                int i;
-                __iomem u32 *ptr = (__iomem u32 *) (mgp->sram +
-                                                    MYRI10GE_FW_OFFSET);
-                for (i = 0; i < fw->size / 4; i++) {
-                        __raw_writel(((u32 *) fw->data)[i], ptr + i);
-                        wmb();
-                }
-        } else {
-                myri10ge_pio_copy(mgp->sram + MYRI10GE_FW_OFFSET, fw->data,
-                                  fw->size);
+        for (i = 0; i < fw->size; i += 256) {
+                myri10ge_pio_copy(mgp->sram + MYRI10GE_FW_OFFSET + i,
+                                  fw->data + i,
+                                  min(256U, (unsigned)(fw->size - i)));
+                mb();
+                readb(mgp->sram);
         }
         /* corruption checking is good for parity recovery and buggy chipset */
         memcpy_fromio(fw->data, mgp->sram + MYRI10GE_FW_OFFSET, fw->size);
@@ -620,7 +616,7 @@ static int myri10ge_load_firmware(struct myri10ge_priv *mgp)
                 return -ENXIO;
         }
         dev_info(&mgp->pdev->dev, "handoff confirmed\n");
-        myri10ge_dummy_rdma(mgp, mgp->tx.boundary != 4096);
+        myri10ge_dummy_rdma(mgp, 1);
 
         return 0;
 }
@@ -2429,7 +2425,7 @@ static int myri10ge_resume(struct pci_dev *pdev)
         }
 
         myri10ge_reset(mgp);
-        myri10ge_dummy_rdma(mgp, mgp->tx.boundary != 4096);
+        myri10ge_dummy_rdma(mgp, 1);
 
         /* Save configuration space to be restored if the
          * nic resets due to a parity error */
@@ -2547,7 +2543,8 @@ static void myri10ge_watchdog_timer(unsigned long arg)
 
         mgp = (struct myri10ge_priv *)arg;
         if (mgp->tx.req != mgp->tx.done &&
-            mgp->tx.done == mgp->watchdog_tx_done)
+            mgp->tx.done == mgp->watchdog_tx_done &&
+            mgp->watchdog_tx_req != mgp->watchdog_tx_done)
                 /* nic seems like it might be stuck.. */
                 schedule_work(&mgp->watchdog_work);
         else
@@ -2556,6 +2553,7 @@ static void myri10ge_watchdog_timer(unsigned long arg)
                           jiffies + myri10ge_watchdog_timeout * HZ);
 
         mgp->watchdog_tx_done = mgp->tx.done;
+        mgp->watchdog_tx_req = mgp->tx.req;
 }
 
 static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent)