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libata: Apply NOLPM quirk for SAMSUNG MZ7TD256HAFV-000L9
author
Diego Viola
<diego.viola@gmail.com>
Fri, 26 Oct 2018 13:45:16 +0000
(10:45 -0300)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Tue, 13 Nov 2018 19:08:30 +0000
(11:08 -0800)
[ Upstream commit
a435ab4f80f983c53b4ca4f8c12b3ddd3ca17670
]
med_power_with_dipm causes my T450 to freeze with a SAMSUNG
MZ7TD256HAFV-000L9 SSD (firmware DXT02L5Q).
Switching the LPM to max_performance fixes this issue.
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Diego Viola <diego.viola@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/ata/libata-core.c
patch
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diff --git
a/drivers/ata/libata-core.c
b/drivers/ata/libata-core.c
index
a9dd4ea
..
6e59464
100644
(file)
--- a/
drivers/ata/libata-core.c
+++ b/
drivers/ata/libata-core.c
@@
-4553,6
+4553,7
@@
static const struct ata_blacklist_entry ata_device_blacklist [] = {
/* 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, },
+ { "SAMSUNG MZ7TD256HAFV-000L9", "DXT02L5Q", ATA_HORKAGE_NOLPM, },
/* devices that don't properly handle queued TRIM commands */
{ "Micron_M500IT_*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM |