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[2/4] ata: ahci_brcmstb: disable DIPM support

Message ID 1452211413-1350-3-git-send-email-f.fainelli@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Florian Fainelli Jan. 8, 2016, 12:03 a.m. UTC 
From: Danesh Petigara <dpetigara@broadcom.com>

The Broadcom STB SATA host controller does not support device
initiated power management. Disable support for this feature
so the driver never sends SETFEATURES commands to the device
to enable/disable DIPM.

Signed-off-by: Danesh Petigara <dpetigara@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
 drivers/ata/ahci_brcmstb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Tejun Heo Jan. 8, 2016, 4:30 p.m. UTC | #1 
On Thu, Jan 07, 2016 at 04:03:31PM -0800, Florian Fainelli wrote:
> From: Danesh Petigara <dpetigara@broadcom.com>
> 
> The Broadcom STB SATA host controller does not support device
> initiated power management. Disable support for this feature
> so the driver never sends SETFEATURES commands to the device
> to enable/disable DIPM.
> 
> Signed-off-by: Danesh Petigara <dpetigara@broadcom.com>
> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

Applied to libata/for-4.5.

Thanks.
diff mbox

Patch

diff --git a/drivers/ata/ahci_brcmstb.c b/drivers/ata/ahci_brcmstb.c
index f38a07ea59f4..f51e3d9ba86e 100644
--- a/drivers/ata/ahci_brcmstb.c
+++ b/drivers/ata/ahci_brcmstb.c
@@ -84,7 +84,7 @@  struct brcm_ahci_priv {
 };
 
 static const struct ata_port_info ahci_brcm_port_info = {
-	.flags		= AHCI_FLAG_COMMON,
+	.flags		= AHCI_FLAG_COMMON | ATA_FLAG_NO_DIPM,
 	.pio_mask	= ATA_PIO4,
 	.udma_mask	= ATA_UDMA6,
 	.port_ops	= &ahci_platform_ops,