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authorJeff Skirvin <jeffrey.d.skirvin@intel.com>2012-01-04 01:33:00 -0800
committerJames Bottomley <JBottomley@Parallels.com>2012-01-16 11:43:59 +0400
commitbe168a3b89b43b8bb4ef71066e91439d400e20a6 (patch)
tree4d0d9e0ffda9aa5d2368c2a4f856bb4f949b609a /drivers/scsi/isci/host.c
parent6024d38b86ecc7943e398ef01b0dc2765870d444 (diff)
[SCSI] isci: link speeds default to gen 2
Gen-3 operation is marginal, default to gen-2 for now. 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/host.c')
-rw-r--r--drivers/scsi/isci/host.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c
index 670ecb456d48..7e4d709dc201 100644
--- a/drivers/scsi/isci/host.c
+++ b/drivers/scsi/isci/host.c
@@ -1676,8 +1676,9 @@ static void sci_controller_set_default_config_parameters(struct isci_host *ihost
/* Initialize all of the phy parameter information. */
for (index = 0; index < SCI_MAX_PHYS; index++) {
- /* Default to 6G (i.e. Gen 3) for now. */
- ihost->user_parameters.phys[index].max_speed_generation = 3;
+ /* Default to 3G (i.e. Gen 2). */
+ ihost->user_parameters.phys[index].max_speed_generation =
+ SCIC_SDS_PARM_GEN2_SPEED;
/* the frequencies cannot be 0 */
ihost->user_parameters.phys[index].align_insertion_frequency = 0x7f;