[PATCH 18/25] drm/exynos: fimd: fix dma burst size setting for small plane size

Daniel Stone daniel at fooishbar.org
Thu Nov 12 07:23:31 PST 2015


Hey Tobias,

On 12 November 2015 at 15:17, Tobias Jakobi
<tjakobi at math.uni-bielefeld.de> wrote:
> This one looks a bit strange. It only changes the argument list of
> fimd_win_set_pixfmt() but the commit message that it actually fixes
> something.
>
> The corresponding upstream commit:
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=66367461e573321f0fbb0be0391165b5a54d5fe4

It's subtle:

>> -     fimd_win_set_pixfmt(ctx, win, fb);
>> +     fimd_win_set_pixfmt(ctx, win, fb->pixel_format, state->src.w);

i.e. rather than checking the total width of the allocated fb, we
check the width we are _actually_ scanning out from the fb. So I think
the patch is correct.

Cheers,
Daniel


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