* [PATCH] libata: Apply NOLPM quirk for SAMSUNG MZ7TD256HAFV-000L9
@ 2018-10-26 1:05 Diego Viola
0 siblings, 0 replies; only message in thread
From: Diego Viola @ 2018-10-26 1:05 UTC (permalink / raw)
To: hdegoede; +Cc: axboe, tj, linux-kernel, Diego Viola
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.
Signed-off-by: Diego Viola <diego.viola@gmail.com>
---
drivers/ata/libata-core.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index a9dd4ea7467d..57706ab1b545 100644
--- 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", NULL, ATA_HORKAGE_NOLPM, },
/* devices that don't properly handle queued TRIM commands */
{ "Micron_M500IT_*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM |
--
2.19.1
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2018-10-26 1:05 [PATCH] libata: Apply NOLPM quirk for SAMSUNG MZ7TD256HAFV-000L9 Diego Viola
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