* [PATCH] sata_nv: handle SError status indication
@ 2007-02-12 0:36 Robert Hancock
2007-02-15 23:09 ` Jeff Garzik
0 siblings, 1 reply; 2+ messages in thread
From: Robert Hancock @ 2007-02-12 0:36 UTC (permalink / raw)
To: linux-kernel, linux-ide, Jeff Garzik, Andrew Morton
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>
--- drivers/ata/sata_nv.c.before_serror 2007-02-11 17:49:27.000000000 -0600
+++ drivers/ata/sata_nv.c 2007-02-11 17:54:39.000000000 -0600
@@ -827,7 +827,8 @@ static irqreturn_t nv_adma_interrupt(int
/* 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
} 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;
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] sata_nv: handle SError status indication
2007-02-12 0:36 [PATCH] sata_nv: handle SError status indication Robert Hancock
@ 2007-02-15 23:09 ` Jeff Garzik
0 siblings, 0 replies; 2+ messages in thread
From: Jeff Garzik @ 2007-02-15 23:09 UTC (permalink / raw)
To: Robert Hancock; +Cc: linux-kernel, linux-ide, Andrew Morton
Robert Hancock wrote:
> 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>
applied
^ permalink raw reply [flat|nested] 2+ messages in thread
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2007-02-15 23:09 ` Jeff Garzik
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