diff options
| author | Kai-Heng Feng <kai.heng.feng@canonical.com> | 2018-02-18 22:17:09 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-03-28 18:24:36 +0200 |
| commit | 603f0168c1ef898dfe10abe361960fc7b0349fb5 (patch) | |
| tree | caf7b5d4635bf6c543946e6d8567eda7b7eb684d /drivers/ata | |
| parent | 3962dd60a67b5991cf583e890c69296ecdefced9 (diff) | |
libata: disable LPM for Crucial BX100 SSD 500GB drive
commit b17e5729a630d8326a48ec34ef02e6b4464a6aef upstream.
After Laptop Mode Tools starts to use min_power for LPM, a user found
out Crucial BX100 SSD can't get mounted.
Crucial BX100 SSD 500GB drive don't work well with min_power. This also
happens to med_power_with_dipm.
So let's disable LPM for Crucial BX100 SSD 500GB drive.
BugLink: https://bugs.launchpad.net/bugs/1726930
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index f612bb67c768..01c8e7e71e8b 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4520,6 +4520,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "PIONEER DVD-RW DVR-212D", NULL, ATA_HORKAGE_NOSETXFER }, { "PIONEER DVD-RW DVR-216D", NULL, ATA_HORKAGE_NOSETXFER }, + /* Crucial BX100 SSD 500GB has broken LPM support */ + { "CT500BX100SSD1", "MU02", ATA_HORKAGE_NOLPM }, + /* The 512GB version of the MX100 has both queued TRIM and LPM issues */ { "Crucial_CT512MX100*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM | |