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path: root/drivers/ata/libata-core.c
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Diffstat (limited to 'drivers/ata/libata-core.c')
-rw-r--r--drivers/ata/libata-core.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 36c1aca310e9..14c17c3bda4e 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3137,7 +3137,7 @@ int sata_down_spd_limit(struct ata_link *link, u32 spd_limit)
*/
if (spd > 1)
mask &= (1 << (spd - 1)) - 1;
- else
+ else if (link->sata_spd)
return -EINVAL;
/* were we already at the bottom? */
@@ -4073,6 +4073,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "Samsung SSD 870*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
ATA_HORKAGE_ZERO_AFTER_TRIM |
ATA_HORKAGE_NO_NCQ_ON_ATI },
+ { "SAMSUNG*MZ7LH*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
+ ATA_HORKAGE_ZERO_AFTER_TRIM |
+ ATA_HORKAGE_NO_NCQ_ON_ATI, },
{ "FCCT*M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
ATA_HORKAGE_ZERO_AFTER_TRIM },