[PATCH v0 1/3] ata: Fix the watermark threshold for the APM X-Gene SATA host controller driver.
Sergei Shtylyov
sergei.shtylyov at cogentembedded.com
Fri Jun 20 08:24:16 PDT 2014
Hello.
On 06/20/2014 12:32 PM, Suman Tripathi wrote:
> This patch fixes the watermark threshold of the receive FIFO for the
> APM X-Gene SATA host controller driver.
> Signed-off-by: Loc Ho <lho at apm.com>
> Signed-off-by: Suman Tripathi <stripathi at apm.com>
> ---
> drivers/ata/ahci_xgene.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
> diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c
> index 77c89bf..5f0f750 100644
> --- a/drivers/ata/ahci_xgene.c
> +++ b/drivers/ata/ahci_xgene.c
> @@ -68,6 +68,10 @@
> #define PORTAXICFG_OUTTRANS_SET(dst, src) \
> (((dst) & ~0x00f00000) | (((u32)(src) << 0x14) & 0x00f00000))
>
> +#define PORTRANSCFG 0xc8
> +#define PORTRANSCFG_RXWM_SET(dst, src) \
> + (((dst) & ~0x0000007f) | (((u32) (src) << 0) & 0x0000007f))
Please renmove space after (u32) for consistency with the above macro. And
why shift by 0 bits?
WBR, Sergei
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