diff options
| author | Jeff Skirvin <jeffrey.d.skirvin@intel.com> | 2012-01-04 01:32:39 -0800 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2012-01-16 11:40:29 +0400 |
| commit | afd13a1f2b05157c7621d87dfe89ea6ea9061bd8 (patch) | |
| tree | 1dc7a3c2816de4598ada6871f1381336bf1b4192 /drivers/scsi/isci/phy.c | |
| parent | 2e5da889d44a3a9629f895de3488306e7f5ddf16 (diff) | |
[SCSI] isci: update afe (analog-front-end) recipe for C1
C1 silicon requires updates to the phy tuning recipe and also support
for user provided cable selects (per-phy) for short, medium, and long
cables. Default to 'short' awaiting support for selecting the cable via
oem parameters.
Reviewed-by: Jiangbi Liu <jiangbi.liu@intel.com>
Signed-off-by: Marcin Tomczak <marcin.tomczak@intel.com>
Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/isci/phy.c')
| -rw-r--r-- | drivers/scsi/isci/phy.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/scsi/isci/phy.c b/drivers/scsi/isci/phy.c index 0ae0990b39dd..c650d3003c22 100644 --- a/drivers/scsi/isci/phy.c +++ b/drivers/scsi/isci/phy.c @@ -186,8 +186,11 @@ sci_phy_link_layer_initialization(struct isci_phy *iphy, writel(clksm_value, &llr->clock_skew_management); - /* @todo Provide a way to write this register correctly */ - writel(0x02108421, &llr->afe_lookup_table_control); + if (is_c0(ihost->pdev) || is_c1(ihost->pdev)) { + writel(0x04210400, &llr->afe_lookup_table_control); + writel(0x020A7C05, &llr->sas_primitive_timeout); + } else + writel(0x02108421, &llr->afe_lookup_table_control); llctl = SCU_SAS_LLCTL_GEN_VAL(NO_OUTBOUND_TASK_TIMEOUT, (u8)ihost->user_parameters.no_outbound_task_timeout); |