Re: [PATCH] mailbox: sprd: correct definition of SPRD_OUTBOX_FIFO_FULL

From: Baolin Wang
Date: Thu Feb 04 2021 - 06:01:01 EST


On Thu, Feb 4, 2021 at 4:18 PM Chunyan Zhang <zhang.lyra@xxxxxxxxx> wrote:
>
> From: Magnum Shan <magnum.shan@xxxxxxxxxx>
>
> According to the specification, bit[2] represents SPRD_OUTBOX_FIFO_FULL,
> not bit[0], so correct it.
>
> Fixes: ca27fc26cd22 ("mailbox: sprd: Add Spreadtrum mailbox driver")
> Signed-off-by: Magnum Shan <magnum.shan@xxxxxxxxxx>
> Signed-off-by: Chunyan Zhang <chunyan.zhang@xxxxxxxxxx>

LGTM.
Reviewed-by: Baolin Wang <baolin.wang7@xxxxxxxxx>

> ---
> drivers/mailbox/sprd-mailbox.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mailbox/sprd-mailbox.c b/drivers/mailbox/sprd-mailbox.c
> index f6fab24ae8a9..4c325301a2fe 100644
> --- a/drivers/mailbox/sprd-mailbox.c
> +++ b/drivers/mailbox/sprd-mailbox.c
> @@ -35,7 +35,7 @@
> #define SPRD_MBOX_IRQ_CLR BIT(0)
>
> /* Bit and mask definiation for outbox's SPRD_MBOX_FIFO_STS register */
> -#define SPRD_OUTBOX_FIFO_FULL BIT(0)
> +#define SPRD_OUTBOX_FIFO_FULL BIT(2)
> #define SPRD_OUTBOX_FIFO_WR_SHIFT 16
> #define SPRD_OUTBOX_FIFO_RD_SHIFT 24
> #define SPRD_OUTBOX_FIFO_POS_MASK GENMASK(7, 0)
> --
> 2.25.1
>


--
Baolin Wang