diff options
| author | Andrzej Jakowski <andrzej.jakowski@intel.com> | 2012-03-08 19:38:50 (GMT) |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2012-05-17 19:27:28 (GMT) |
| commit | 6119908f0fe3737bba2f64eff70599c3e41d522e (patch) | |
| tree | b78a7d433149ba3def1d427a7f4662d17eb00dd6 /drivers/scsi/isci/registers.h | |
| parent | d1dc5e2d21a55538167d7ce82aa147c91c5e6788 (diff) | |
| download | linux-fsl-qoriq-6119908f0fe3737bba2f64eff70599c3e41d522e.tar.xz | |
isci: Changes in COMSAS timings enabling ISCI to detect buggy disc drives.
This patch extends timings in COMSAS signaling, so ISCI can detect disc
drives having issues to send COMSAS in correct time frame.
Signed-off-by: Andrzej Jakowski <andrzej.jakowski@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/scsi/isci/registers.h')
| -rw-r--r-- | drivers/scsi/isci/registers.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/scsi/isci/registers.h b/drivers/scsi/isci/registers.h index 7eb0ccd..97f3ceb 100644 --- a/drivers/scsi/isci/registers.h +++ b/drivers/scsi/isci/registers.h @@ -1239,6 +1239,14 @@ struct scu_transport_layer_registers { #define SCU_SAS_LLCTL_GEN_BIT(name) \ SCU_GEN_BIT(SCU_SAS_LINK_LAYER_CONTROL_ ## name) +#define SCU_SAS_LINK_LAYER_TXCOMSAS_NEGTIME_DEFAULT (0xF0) +#define SCU_SAS_LINK_LAYER_TXCOMSAS_NEGTIME_EXTENDED (0x1FF) +#define SCU_SAS_LINK_LAYER_TXCOMSAS_NEGTIME_SHIFT (0) +#define SCU_SAS_LINK_LAYER_TXCOMSAS_NEGTIME_MASK (0x3FF) + +#define SCU_SAS_LLTXCOMSAS_GEN_VAL(name, value) \ + SCU_GEN_VALUE(SCU_SAS_LINK_LAYER_TXCOMSAS_ ## name, value) + /* #define SCU_FRXHECR_DCNT_OFFSET 0x00B0 */ #define SCU_PSZGCR_OFFSET 0x00E4 |