[PATCH] ahci: disable ncq feature for hisilicon sata

[kefeng.wang]

NCQ feature is unsupported on hisilicon sata controller, so disable it.
This version of IP is used by hip04 and hix5hd2 soc.

Signed-off-by: Kefeng Wang <kefeng.wang@xxxxxxxxxx>
---
 drivers/ata/ahci_platform.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c
index ebe505c..0cfda8b 100644
--- a/drivers/ata/ahci_platform.c
+++ b/drivers/ata/ahci_platform.c
@@ -58,7 +58,7 @@ static int ahci_probe(struct platform_device *pdev)
        }

        if (of_device_is_compatible(dev->of_node, "hisilicon,hisi-ahci"))
-               hflags |= AHCI_HFLAG_NO_FBS;
+               hflags = AHCI_HFLAG_NO_FBS | AHCI_HFLAG_NO_NCQ;

        rc = ahci_platform_init_host(pdev, hpriv, &ahci_port_info,
                                     hflags, 0, 0);
-- 
1.7.9.5
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