diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index c085dd81ebe7f..d956735e2a764 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -2845,6 +2845,10 @@ int ata_dev_configure(struct ata_device *dev) (id[ATA_ID_SATA_CAPABILITY] & 0xe) == 0x2) dev->quirks |= ATA_QUIRK_NOLPM; + if (dev->quirks & ATA_QUIRK_NO_LPM_ON_ATI && + ata_dev_check_adapter(dev, PCI_VENDOR_ID_ATI)) + dev->quirks |= ATA_QUIRK_NOLPM; + if (ap->flags & ATA_FLAG_NO_LPM) dev->quirks |= ATA_QUIRK_NOLPM; @@ -3897,6 +3901,7 @@ static const char * const ata_quirk_names[] = { [__ATA_QUIRK_MAX_SEC_1024] = "maxsec1024", [__ATA_QUIRK_MAX_TRIM_128M] = "maxtrim128m", [__ATA_QUIRK_NO_NCQ_ON_ATI] = "noncqonati", + [__ATA_QUIRK_NO_LPM_ON_ATI] = "nolpmonati", [__ATA_QUIRK_NO_ID_DEV_LOG] = "noiddevlog", [__ATA_QUIRK_NO_LOG_DIR] = "nologdir", [__ATA_QUIRK_NO_FUA] = "nofua", @@ -4142,13 +4147,16 @@ static const struct ata_dev_quirks_entry __ata_dev_quirks[] = { ATA_QUIRK_ZERO_AFTER_TRIM }, { "Samsung SSD 860*", NULL, ATA_QUIRK_NO_NCQ_TRIM | ATA_QUIRK_ZERO_AFTER_TRIM | - ATA_QUIRK_NO_NCQ_ON_ATI }, + ATA_QUIRK_NO_NCQ_ON_ATI | + ATA_QUIRK_NO_LPM_ON_ATI }, { "Samsung SSD 870*", NULL, ATA_QUIRK_NO_NCQ_TRIM | ATA_QUIRK_ZERO_AFTER_TRIM | - ATA_QUIRK_NO_NCQ_ON_ATI }, + ATA_QUIRK_NO_NCQ_ON_ATI | + ATA_QUIRK_NO_LPM_ON_ATI }, { "SAMSUNG*MZ7LH*", NULL, ATA_QUIRK_NO_NCQ_TRIM | ATA_QUIRK_ZERO_AFTER_TRIM | - ATA_QUIRK_NO_NCQ_ON_ATI, }, + ATA_QUIRK_NO_NCQ_ON_ATI | + ATA_QUIRK_NO_LPM_ON_ATI }, { "FCCT*M500*", NULL, ATA_QUIRK_NO_NCQ_TRIM | ATA_QUIRK_ZERO_AFTER_TRIM }, diff --git a/include/linux/libata.h b/include/linux/libata.h index c1a85d46eba6d..4f62c43059c21 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -88,6 +88,7 @@ enum ata_quirks { __ATA_QUIRK_MAX_SEC_1024, /* Limit max sects to 1024 */ __ATA_QUIRK_MAX_TRIM_128M, /* Limit max trim size to 128M */ __ATA_QUIRK_NO_NCQ_ON_ATI, /* Disable NCQ on ATI chipset */ + __ATA_QUIRK_NO_LPM_ON_ATI, /* Disable LPM on ATI chipset */ __ATA_QUIRK_NO_ID_DEV_LOG, /* Identify device log missing */ __ATA_QUIRK_NO_LOG_DIR, /* Do not read log directory */ __ATA_QUIRK_NO_FUA, /* Do not use FUA */ @@ -432,6 +433,7 @@ enum { ATA_QUIRK_MAX_SEC_1024 = (1U << __ATA_QUIRK_MAX_SEC_1024), ATA_QUIRK_MAX_TRIM_128M = (1U << __ATA_QUIRK_MAX_TRIM_128M), ATA_QUIRK_NO_NCQ_ON_ATI = (1U << __ATA_QUIRK_NO_NCQ_ON_ATI), + ATA_QUIRK_NO_LPM_ON_ATI = (1U << __ATA_QUIRK_NO_LPM_ON_ATI), ATA_QUIRK_NO_ID_DEV_LOG = (1U << __ATA_QUIRK_NO_ID_DEV_LOG), ATA_QUIRK_NO_LOG_DIR = (1U << __ATA_QUIRK_NO_LOG_DIR), ATA_QUIRK_NO_FUA = (1U << __ATA_QUIRK_NO_FUA),