diff options
| author | Stephen M. Cameron <scameron@beardog.cce.hp.com> | 2013-12-04 17:10:21 -0600 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2013-12-19 20:56:30 -0800 |
| commit | 28e1344647349ea215c818072e45bee887f2192a (patch) | |
| tree | cd62166106f1b7ea9d25b9364a84cb6fbc04c669 /drivers/scsi | |
| parent | 97a5e98c1b6451cbbfd0436ea69e1df1c304fbc3 (diff) | |
[SCSI] hpsa: enable unit attention reporting
This used to be the default, but at some point the firmware guys
changed the default and I failed to notice. Now to get unit
attention notifications, you must twiddle a bit indicating you
want them.
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/hpsa.c | 7 | ||||
| -rw-r--r-- | drivers/scsi/hpsa_cmd.h | 1 |
2 files changed, 5 insertions, 3 deletions
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 25afeb4c4a62..b146cafc50b1 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -4384,14 +4384,15 @@ static inline bool hpsa_CISS_signature_present(struct ctlr_info *h) static inline void hpsa_set_driver_support_bits(struct ctlr_info *h) { -#ifdef CONFIG_X86 - /* Need to enable prefetch in the SCSI core for 6400 in x86 */ u32 driver_support; +#ifdef CONFIG_X86 + /* Need to enable prefetch in the SCSI core for 6400 in x86 */ driver_support = readl(&(h->cfgtable->driver_support)); driver_support |= ENABLE_SCSI_PREFETCH; - writel(driver_support, &(h->cfgtable->driver_support)); #endif + driver_support |= ENABLE_UNIT_ATTN; + writel(driver_support, &(h->cfgtable->driver_support)); } /* Disable DMA prefetch for the P600. Otherwise an ASIC bug may result diff --git a/drivers/scsi/hpsa_cmd.h b/drivers/scsi/hpsa_cmd.h index 5158709c00f6..bfc8c4ea66f8 100644 --- a/drivers/scsi/hpsa_cmd.h +++ b/drivers/scsi/hpsa_cmd.h @@ -358,6 +358,7 @@ struct CfgTable { u32 HeartBeat; u32 driver_support; #define ENABLE_SCSI_PREFETCH 0x100 +#define ENABLE_UNIT_ATTN 0x01 u32 MaxScatterGatherElements; u32 MaxLogicalUnits; u32 MaxPhysicalDevices; |