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-rw-r--r--drivers/ata/ahci.c3
-rw-r--r--drivers/ata/libata-acpi.c10
-rw-r--r--drivers/ata/sata_sil24.c3
-rw-r--r--include/linux/libata.h1
4 files changed, 10 insertions, 7 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 1ae443d7ab9..e00e1b913d2 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -173,7 +173,8 @@ enum {
AHCI_FLAG_COMMON = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
- ATA_FLAG_SKIP_D2H_BSY,
+ ATA_FLAG_SKIP_D2H_BSY |
+ ATA_FLAG_ACPI_SATA,
};
struct ahci_cmd_hdr {
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index ed4138e24b0..02236739b40 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -321,7 +321,7 @@ static int do_drive_get_GTF(struct ata_device *dev, unsigned int *gtf_length,
/* Don't continue if device has no _ADR method.
* _GTF is intended for known motherboard devices. */
- if (!(ap->cbl == ATA_CBL_SATA)) {
+ if (!(ap->flags & ATA_FLAG_ACPI_SATA)) {
err = pata_get_dev_handle(gdev, &dev_handle, &pcidevfn);
if (err < 0) {
if (ata_msg_probe(ap))
@@ -343,7 +343,7 @@ static int do_drive_get_GTF(struct ata_device *dev, unsigned int *gtf_length,
/* Get this drive's _ADR info. if not already known. */
if (!dev->obj_handle) {
- if (!(ap->cbl == ATA_CBL_SATA)) {
+ if (!(ap->flags & ATA_FLAG_ACPI_SATA)) {
/* get child objects of dev_handle == channel objects,
* + _their_ children == drive objects */
/* channel is ap->port_no */
@@ -528,7 +528,7 @@ static int do_drive_set_taskfiles(struct ata_device *dev,
ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER: port#: %d\n",
__FUNCTION__, ap->port_no);
- if (libata_noacpi || !(ap->cbl == ATA_CBL_SATA))
+ if (libata_noacpi || !(ap->flags & ATA_FLAG_ACPI_SATA))
return 0;
if (!ata_dev_enabled(dev) || (ap->flags & ATA_FLAG_DISABLED))
@@ -578,7 +578,7 @@ int ata_acpi_exec_tfs(struct ata_port *ap)
* we should not run GTF on PATA devices since some
* PATA require execution of GTM/STM before GTF.
*/
- if (!(ap->cbl == ATA_CBL_SATA))
+ if (!(ap->flags & ATA_FLAG_ACPI_SATA))
return 0;
for (ix = 0; ix < ATA_MAX_DEVICES; ix++) {
@@ -641,7 +641,7 @@ int ata_acpi_push_id(struct ata_device *dev)
__FUNCTION__, dev->devno, ap->port_no);
/* Don't continue if not a SATA device. */
- if (!(ap->cbl == ATA_CBL_SATA)) {
+ if (!(ap->flags & ATA_FLAG_ACPI_SATA)) {
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG,
"%s: Not a SATA device\n", __FUNCTION__);
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index a69d78cd8e9..0cb6618935b 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -237,7 +237,8 @@ enum {
/* host flags */
SIL24_COMMON_FLAGS = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
- ATA_FLAG_NCQ | ATA_FLAG_SKIP_D2H_BSY,
+ ATA_FLAG_NCQ | ATA_FLAG_SKIP_D2H_BSY |
+ ATA_FLAG_ACPI_SATA,
SIL24_FLAG_PCIX_IRQ_WOC = (1 << 24), /* IRQ loss errata on PCI-X */
IRQ_STAT_4PORTS = 0xf,
diff --git a/include/linux/libata.h b/include/linux/libata.h
index b38a0f9bc9f..9b2122db30f 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -173,6 +173,7 @@ enum {
ATA_FLAG_SETXFER_POLLING= (1 << 14), /* use polling for SETXFER */
ATA_FLAG_IGN_SIMPLEX = (1 << 15), /* ignore SIMPLEX */
ATA_FLAG_NO_IORDY = (1 << 16), /* controller lacks iordy */
+ ATA_FLAG_ACPI_SATA = (1 << 17), /* need native SATA ACPI layout */
/* The following flag belongs to ap->pflags but is kept in
* ap->flags because it's referenced in many LLDs and will be