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| author | Lior Amsalem <alior@marvell.com> | 2015-06-30 17:09:49 +0300 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2015-07-15 00:46:38 +0300 |
| commit | 945b47441d83d2392ac9f984e0267ad521f24268 (patch) | |
| tree | c8ea107d03732dfe9b9916d6b2d9053efa8614b5 /drivers/ata | |
| parent | d770e558e21961ad6cfdf0ff7df0eb5d7d4f0754 (diff) | |
| download | linux-945b47441d83d2392ac9f984e0267ad521f24268.tar.xz | |
ata: pmp: add quirk for Marvell 4140 SATA PMP
This commit adds the necessary quirk to make the Marvell 4140 SATA PMP
work properly. This PMP doesn't like SRST on port number 4 (the host
port) so this commit marks this port as not supporting SRST.
Signed-off-by: Lior Amsalem <alior@marvell.com>
Reviewed-by: Nadav Haklai <nadavh@marvell.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-pmp.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c index 7ccc084bf1df..85aa76116a30 100644 --- a/drivers/ata/libata-pmp.c +++ b/drivers/ata/libata-pmp.c @@ -460,6 +460,13 @@ static void sata_pmp_quirks(struct ata_port *ap) ATA_LFLAG_NO_SRST | ATA_LFLAG_ASSUME_ATA; } + } else if (vendor == 0x11ab && devid == 0x4140) { + /* Marvell 4140 quirks */ + ata_for_each_link(link, ap, EDGE) { + /* port 4 is for SEMB device and it doesn't like SRST */ + if (link->pmp == 4) + link->flags |= ATA_LFLAG_DISABLED; + } } } |