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-rw-r--r--drivers/ata/libata-core.c10
-rw-r--r--drivers/ata/libata-scsi.c6
-rw-r--r--include/linux/libata.h2
3 files changed, 9 insertions, 9 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index a12a27eb8c77..3c89f205c83f 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2126,6 +2126,13 @@ int ata_dev_configure(struct ata_device *dev)
2126 dev->horkage |= ata_dev_blacklisted(dev); 2126 dev->horkage |= ata_dev_blacklisted(dev);
2127 ata_force_horkage(dev); 2127 ata_force_horkage(dev);
2128 2128
2129 if (dev->horkage & ATA_HORKAGE_DISABLE) {
2130 ata_dev_printk(dev, KERN_INFO,
2131 "unsupported device, disabling\n");
2132 ata_dev_disable(dev);
2133 return 0;
2134 }
2135
2129 /* let ACPI work its magic */ 2136 /* let ACPI work its magic */
2130 rc = ata_acpi_on_devcfg(dev); 2137 rc = ata_acpi_on_devcfg(dev);
2131 if (rc) 2138 if (rc)
@@ -3893,8 +3900,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
3893 { "SAMSUNG CD-ROM SN-124", "N001", ATA_HORKAGE_NODMA }, 3900 { "SAMSUNG CD-ROM SN-124", "N001", ATA_HORKAGE_NODMA },
3894 { "Seagate STT20000A", NULL, ATA_HORKAGE_NODMA }, 3901 { "Seagate STT20000A", NULL, ATA_HORKAGE_NODMA },
3895 /* Odd clown on sil3726/4726 PMPs */ 3902 /* Odd clown on sil3726/4726 PMPs */
3896 { "Config Disk", NULL, ATA_HORKAGE_NODMA | 3903 { "Config Disk", NULL, ATA_HORKAGE_DISABLE },
3897 ATA_HORKAGE_SKIP_PM },
3898 3904
3899 /* Weird ATAPI devices */ 3905 /* Weird ATAPI devices */
3900 { "TORiSAN DVD-ROM DRD-N216", NULL, ATA_HORKAGE_MAX_SEC_128 }, 3906 { "TORiSAN DVD-ROM DRD-N216", NULL, ATA_HORKAGE_MAX_SEC_128 },
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 3ce43920e459..aeb6e01d82ce 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -1082,12 +1082,6 @@ static unsigned int ata_scsi_start_stop_xlat(struct ata_queued_cmd *qc)
1082 if (((cdb[4] >> 4) & 0xf) != 0) 1082 if (((cdb[4] >> 4) & 0xf) != 0)
1083 goto invalid_fld; /* power conditions not supported */ 1083 goto invalid_fld; /* power conditions not supported */
1084 1084
1085 if (qc->dev->horkage & ATA_HORKAGE_SKIP_PM) {
1086 /* the device lacks PM support, finish without doing anything */
1087 scmd->result = SAM_STAT_GOOD;
1088 return 1;
1089 }
1090
1091 if (cdb[4] & 0x1) { 1085 if (cdb[4] & 0x1) {
1092 tf->nsect = 1; /* 1 sector, lba=0 */ 1086 tf->nsect = 1; /* 1 sector, lba=0 */
1093 1087
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 8d6999da1d3e..4a92fbafce9d 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -351,7 +351,7 @@ enum {
351 ATA_HORKAGE_NONCQ = (1 << 2), /* Don't use NCQ */ 351 ATA_HORKAGE_NONCQ = (1 << 2), /* Don't use NCQ */
352 ATA_HORKAGE_MAX_SEC_128 = (1 << 3), /* Limit max sects to 128 */ 352 ATA_HORKAGE_MAX_SEC_128 = (1 << 3), /* Limit max sects to 128 */
353 ATA_HORKAGE_BROKEN_HPA = (1 << 4), /* Broken HPA */ 353 ATA_HORKAGE_BROKEN_HPA = (1 << 4), /* Broken HPA */
354 ATA_HORKAGE_SKIP_PM = (1 << 5), /* Skip PM operations */ 354 ATA_HORKAGE_DISABLE = (1 << 5), /* Disable it */
355 ATA_HORKAGE_HPA_SIZE = (1 << 6), /* native size off by one */ 355 ATA_HORKAGE_HPA_SIZE = (1 << 6), /* native size off by one */
356 ATA_HORKAGE_IPM = (1 << 7), /* Link PM problems */ 356 ATA_HORKAGE_IPM = (1 << 7), /* Link PM problems */
357 ATA_HORKAGE_IVB = (1 << 8), /* cbl det validity bit bugs */ 357 ATA_HORKAGE_IVB = (1 << 8), /* cbl det validity bit bugs */