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authorFrançois Cami <fcami@fedoraproject.org>2018-05-13 21:11:15 +0300
committerTejun Heo <tj@kernel.org>2018-05-14 18:31:51 +0300
commit76936e9a6df17b89481bd2655c8684291afbe656 (patch)
tree75a04f1ce0e041ddc9cc0eb924d9bea8fdbc17fb /drivers/ata
parent322579dcc865b94b47345ad1b6002ad167f85405 (diff)
downloadlinux-76936e9a6df17b89481bd2655c8684291afbe656.tar.xz
libata: Apply NOLPM quirk for SAMSUNG PM830 CXM13D1Q.
Without this patch the drive errors out regularly: [ 1.090154] ata1.00: ATA-8: SAMSUNG SSD PM830 mSATA 256GB, CXM13D1Q, max UDMA/133 (...) [ 345.154996] ata1.00: exception Emask 0x40 SAct 0x0 SErr 0xc0800 action 0x6 [ 345.155006] ata1.00: irq_stat 0x40000001 [ 345.155013] ata1: SError: { HostInt CommWake 10B8B } [ 345.155018] ata1.00: failed command: SET FEATURES [ 345.155032] ata1.00: cmd ef/05:e1:00:00:00/00:00:00:00:00/40 tag 7 res 51/04:e1:00:00:00/00:00:00:00:00/40 Emask 0x41 (internal error) [ 345.155038] ata1.00: status: { DRDY ERR } [ 345.155042] ata1.00: error: { ABRT } [ 345.155051] ata1: hard resetting link [ 345.465661] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300) [ 345.466955] ata1.00: configured for UDMA/133 [ 345.467085] ata1: EH complete Signed-off-by: François Cami <fcami@fedoraproject.org> Acked-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/libata-core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index a2498f5cfb28..7ed2f009911a 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4553,8 +4553,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
ATA_HORKAGE_ZERO_AFTER_TRIM |
ATA_HORKAGE_NOLPM, },
- /* This specific Samsung model/firmware-rev does not handle LPM well */
+ /* These specific Samsung models/firmware-revs do not handle LPM well */
{ "SAMSUNG MZMPC128HBFU-000MV", "CXM14M1Q", ATA_HORKAGE_NOLPM, },
+ { "SAMSUNG SSD PM830 mSATA *", "CXM13D1Q", ATA_HORKAGE_NOLPM, },
/* Sandisk devices which are known to not handle LPM well */
{ "SanDisk SD7UB3Q*G1001", NULL, ATA_HORKAGE_NOLPM, },