sata-fsl: Apply link speed limits
authorMartin Hicks <mort@bork.org>
Thu, 19 Feb 2015 20:05:47 +0000 (15:05 -0500)
committerTejun Heo <tj@kernel.org>
Mon, 2 Mar 2015 17:08:43 +0000 (12:08 -0500)
The driver was ignoring limits requested by libata.force.  The output
would look like:

fsl-sata ffe18000.sata: Sata FSL Platform/CSB Driver init
ata1: FORCE: PHY spd limit set to 1.5Gbps
ata1: SATA max UDMA/133 irq 74
ata1: Signature Update detected @ 0 msecs
ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 310)

Signed-off-by: Martin Hicks <mort@bork.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
drivers/ata/sata_fsl.c

index f9054cd36a7266bbed21db2503a63672d0d8040c..5389579c51204cf336f2689052ccf29c48b8af98 100644 (file)
@@ -869,6 +869,8 @@ try_offline_again:
         */
        ata_msleep(ap, 1);
 
+       sata_set_spd(link);
+
        /*
         * Now, bring the host controller online again, this can take time
         * as PHY reset and communication establishment, 1st D2H FIS and
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