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| author | Robert Hancock <hancockr@shaw.ca> | 2007-02-12 00:36:56 (GMT) |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-02-15 23:05:32 (GMT) |
| commit | 5278b50cea851d8264b7b28212a483328650476f (patch) | |
| tree | a89bbbeb2fc6f5985a933769f98016ecdd852e61 /drivers/ata | |
| parent | 8361cd79f2434d43054be894baf08a74dae5f8c0 (diff) | |
| download | linux-5278b50cea851d8264b7b28212a483328650476f.tar.xz | |
sata_nv: handle SError status indication
ADMA-capable controllers provide a bit in the status register that appears
to indicate that the controller detected an SError condition. Update sata_nv
to detect this and trigger error handling in order to handle the fault.
Signed-off-by: Robert Hancock <hancockr@shaw.ca>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/sata_nv.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c index 095ef1b..ab92f20 100644 --- a/drivers/ata/sata_nv.c +++ b/drivers/ata/sata_nv.c @@ -827,7 +827,8 @@ static irqreturn_t nv_adma_interrupt(int irq, void *dev_instance) /* freeze if hotplugged or controller error */ if (unlikely(status & (NV_ADMA_STAT_HOTPLUG | NV_ADMA_STAT_HOTUNPLUG | - NV_ADMA_STAT_TIMEOUT))) { + NV_ADMA_STAT_TIMEOUT | + NV_ADMA_STAT_SERROR))) { struct ata_eh_info *ehi = &ap->eh_info; ata_ehi_clear_desc(ehi); @@ -841,6 +842,9 @@ static irqreturn_t nv_adma_interrupt(int irq, void *dev_instance) } else if (status & NV_ADMA_STAT_HOTUNPLUG) { ata_ehi_hotplugged(ehi); ata_ehi_push_desc(ehi, ": hot unplug"); + } else if (status & NV_ADMA_STAT_SERROR) { + /* let libata analyze SError and figure out the cause */ + ata_ehi_push_desc(ehi, ": SError"); } ata_port_freeze(ap); continue; |