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From fce7bfa205a5efe971146db40781612c3d589fa2 Mon Sep 17 00:00:00 2001 |
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From: Diego Viola <diego.viola@gmail.com> |
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Date: Fri, 26 Oct 2018 10:45:16 -0300 |
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Subject: [PATCH 081/145] libata: Apply NOLPM quirk for SAMSUNG |
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MZ7TD256HAFV-000L9 |
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[ Upstream commit a435ab4f80f983c53b4ca4f8c12b3ddd3ca17670 ] |
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med_power_with_dipm causes my T450 to freeze with a SAMSUNG |
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MZ7TD256HAFV-000L9 SSD (firmware DXT02L5Q). |
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Switching the LPM to max_performance fixes this issue. |
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Acked-by: Hans de Goede <hdegoede@redhat.com> |
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Signed-off-by: Diego Viola <diego.viola@gmail.com> |
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Signed-off-by: Jens Axboe <axboe@kernel.dk> |
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Signed-off-by: Sasha Levin <sashal@kernel.org> |
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--- |
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drivers/ata/libata-core.c | 1 + |
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1 file changed, 1 insertion(+) |
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diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c |
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index a9dd4ea7467d..6e594644cb1d 100644 |
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--- a/drivers/ata/libata-core.c |
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+++ b/drivers/ata/libata-core.c |
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@@ -4553,6 +4553,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { |
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/* These specific Samsung models/firmware-revs do not handle LPM well */ |
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{ "SAMSUNG MZMPC128HBFU-000MV", "CXM14M1Q", ATA_HORKAGE_NOLPM, }, |
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{ "SAMSUNG SSD PM830 mSATA *", "CXM13D1Q", ATA_HORKAGE_NOLPM, }, |
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+ { "SAMSUNG MZ7TD256HAFV-000L9", "DXT02L5Q", ATA_HORKAGE_NOLPM, }, |
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/* devices that don't properly handle queued TRIM commands */ |
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{ "Micron_M500IT_*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM | |
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-- |
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2.19.1 |
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