This is a note to let you know that I've just added the patch titled
ahci_xgene: Removing NCQ support from the APM X-Gene SoC AHCI SATA Host Controller driver.
to the 3.16-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ahci_xgene-removing-ncq-support-from-the-apm-x-gene-soc-ahci-sata-host-controller-driver.patch
and it can be found in the queue-3.16 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 72f79f9e35bd3f78ee8853f2fcacaa197d23ebac Mon Sep 17 00:00:00 2001
From: Suman Tripathi <stripathi@xxxxxxx>
Date: Fri, 8 Aug 2014 21:44:25 +0530
Subject: ahci_xgene: Removing NCQ support from the APM X-Gene SoC AHCI SATA Host Controller driver.
From: Suman Tripathi <stripathi@xxxxxxx>
commit 72f79f9e35bd3f78ee8853f2fcacaa197d23ebac upstream.
This patch removes the NCQ support from the APM X-Gene SoC AHCI
Host Controller driver as it doesn't support it.
Signed-off-by: Loc Ho <lho@xxxxxxx>
Signed-off-by: Suman Tripathi <stripathi@xxxxxxx>
Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
[bwh: Backported to 3.16: host flags are passed to ahci_platform_init_host()]
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/ata/ahci_xgene.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/ata/ahci_xgene.c
+++ b/drivers/ata/ahci_xgene.c
@@ -337,7 +337,7 @@ static struct ata_port_operations xgene_
};
static const struct ata_port_info xgene_ahci_port_info = {
- .flags = AHCI_FLAG_COMMON | ATA_FLAG_NCQ,
+ .flags = AHCI_FLAG_COMMON,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
.port_ops = &xgene_ahci_ops,
@@ -484,7 +484,7 @@ static int xgene_ahci_probe(struct platf
goto disable_resources;
}
- hflags = AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ;
+ hflags = AHCI_HFLAG_NO_PMP | AHCI_HFLAG_NO_NCQ;
rc = ahci_platform_init_host(pdev, hpriv, &xgene_ahci_port_info,
hflags, 0, 0);
Patches currently in stable-queue which might be from stripathi@xxxxxxx are
queue-3.16/ahci_xgene-removing-ncq-support-from-the-apm-x-gene-soc-ahci-sata-host-controller-driver.patch
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