diff options
| -rw-r--r-- | firmware/drivers/ata.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/firmware/drivers/ata.c b/firmware/drivers/ata.c index 2116855233..39c305c3df 100644 --- a/firmware/drivers/ata.c +++ b/firmware/drivers/ata.c @@ -801,6 +801,11 @@ bool ata_disk_is_active(void) void ata_sleepnow(void) { + /* Don't enter sleep if the device doesn't support + power management. */ + if (!(identify_info[82] & (1 << 3))) + return; + if (ata_state >= ATA_SPINUP) { mutex_lock(&ata_mtx); if (ata_state == ATA_ON) { |