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drm/format-helper: Use drm_format_info_min_pitch() in tests helper 

There's a nice macro to calculate the destination pitch that already takes
into account sub-byte pixel formats. Use that instead of open coding it.

Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230316223404.102806-1-javierm@redhat.com
This commit is contained in:
Javier Martinez Canillas 2023-03-16 23:34:04 +01:00
parent 06bc8c80cb
commit 705c870179
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GPG Key ID: C751E590D63F3D69
1 changed files with 2 additions and 5 deletions
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7
drivers/gpu/drm/tests/drm_format_helper_test.c
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@ -440,15 +440,12 @@ static size_t conversion_buf_size(u32 dst_format, unsigned int dst_pitch,
const struct drm_rect *clip)
{
const struct drm_format_info *dst_fi = drm_format_info(dst_format);
unsigned int bpp;
if (!dst_fi)
return -EINVAL;
if (!dst_pitch) {
bpp = drm_format_info_bpp(dst_fi, 0);
dst_pitch = DIV_ROUND_UP(drm_rect_width(clip) * bpp, 8);
}
if (!dst_pitch)
dst_pitch = drm_format_info_min_pitch(dst_fi, 0, drm_rect_width(clip));
return dst_pitch * drm_rect_height(clip);
}