Messages in this thread Patch in this message | | | From | Ben Hutchings <> | Date | Sun, 03 Feb 2019 14:45:08 +0100 | Subject | [PATCH 3.16 193/305] libata: Apply NOLPM quirk for SAMSUNG MZ7TD256HAFV-000L9 |
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3.16.63-rc1 review patch. If anyone has any objections, please let me know.
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From: Diego Viola <diego.viola@gmail.com>
commit a435ab4f80f983c53b4ca4f8c12b3ddd3ca17670 upstream.
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: Ben Hutchings <ben@decadent.org.uk> --- drivers/ata/libata-core.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4249,6 +4249,7 @@ static const struct ata_blacklist_entry /* 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, },
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