Re: [PATCH] dma: ste_dma40: fix up static memcpy event lines

[Lee Jones]

On Fri, 03 May 2013, Linus Walleij wrote:

> From: Linus Walleij <linus.walleij@xxxxxxxxxx>
> 
> The commit
> "dmaengine: ste_dma40: Assign memcpy channels in the driver"
> had two problems:
> - It assigned magic numbers to the memcpy event lines
>   instead of giving them symbolic names.
> - It seems to have missed one of the memcpy event lines,
>   number 51.
> 
> This patch fixes it up.

Looks good to me: Acked-by Lee Jones <lee.jones@xxxxxxxxxx>

> Cc: Lee Jones <lee.jones@xxxxxxxxxx>
> Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> ---
> Vinod: seeking an ACK for this to take it with the rest of
> Lee's patches in a DMA40 branch in ARM SoC.
> ---
>  drivers/dma/ste_dma40.c | 16 +++++++++++++++-
>  1 file changed, 15 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
> index 12de79e..cd7b480 100644
> --- a/drivers/dma/ste_dma40.c
> +++ b/drivers/dma/ste_dma40.c
> @@ -56,7 +56,21 @@
>  #define MAX(a, b) (((a) < (b)) ? (b) : (a))
>  
>  /* Reserved event lines for memcpy only. */
> -static int dma40_memcpy_channels[] = { 56, 57, 58, 59, 60 };
> +#define DB8500_DMA_MEMCPY_EV_0	51
> +#define DB8500_DMA_MEMCPY_EV_1	56
> +#define DB8500_DMA_MEMCPY_EV_2	57
> +#define DB8500_DMA_MEMCPY_EV_3	58
> +#define DB8500_DMA_MEMCPY_EV_4	59
> +#define DB8500_DMA_MEMCPY_EV_5	60
> +
> +static int dma40_memcpy_channels[] = {
> +	DB8500_DMA_MEMCPY_EV_0,
> +	DB8500_DMA_MEMCPY_EV_1,
> +	DB8500_DMA_MEMCPY_EV_2,
> +	DB8500_DMA_MEMCPY_EV_3,
> +	DB8500_DMA_MEMCPY_EV_4,
> +	DB8500_DMA_MEMCPY_EV_5,
> +};
>  
>  /**
>   * enum 40_command - The different commands and/or statuses.

-- 
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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