diff options
| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2010-01-07 17:41:00 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-01-08 01:02:19 -0800 |
| commit | 7f081d405adb5f905db11c6449319ab7c670722e (patch) | |
| tree | 5314958fbd1f1a4c41f92e40ca089a425f78a9ff /drivers/net/igb | |
| parent | 959d20bfe8b90023c862dec3956054027a5a0912 (diff) | |
| download | op-kernel-dev-7f081d405adb5f905db11c6449319ab7c670722e.zip op-kernel-dev-7f081d405adb5f905db11c6449319ab7c670722e.tar.gz | |
igb: add support for device reset interrupt
This patch adds support for the global device reset interrupt. Without
this change the drivers will report tx hangs on all ports when a global
device reset occurs.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/igb')
| -rw-r--r-- | drivers/net/igb/igb_main.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 484fbc8..e959b88 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -4110,6 +4110,9 @@ static irqreturn_t igb_msix_other(int irq, void *data) u32 icr = rd32(E1000_ICR); /* reading ICR causes bit 31 of EICR to be cleared */ + if (icr & E1000_ICR_DRSTA) + schedule_work(&adapter->reset_task); + if (icr & E1000_ICR_DOUTSYNC) { /* HW is reporting DMA is out of sync */ adapter->stats.doosync++; @@ -4733,6 +4736,9 @@ static irqreturn_t igb_intr_msi(int irq, void *data) igb_write_itr(q_vector); + if (icr & E1000_ICR_DRSTA) + schedule_work(&adapter->reset_task); + if (icr & E1000_ICR_DOUTSYNC) { /* HW is reporting DMA is out of sync */ adapter->stats.doosync++; @@ -4772,6 +4778,9 @@ static irqreturn_t igb_intr(int irq, void *data) if (!(icr & E1000_ICR_INT_ASSERTED)) return IRQ_NONE; + if (icr & E1000_ICR_DRSTA) + schedule_work(&adapter->reset_task); + if (icr & E1000_ICR_DOUTSYNC) { /* HW is reporting DMA is out of sync */ adapter->stats.doosync++; |
