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i965/screen: Refactor query_dma_buf_formats

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This reworks it to work like query_dma_buf_modifiers and, in particular,
makes it more flexible so that we can disallow a non-static set of
formats.

Cc: mesa-stable@lists.freedesktop.org
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
(cherry picked from commit 8c4c5a09c076832328b6f926c043dbbf8708d0b8)
This commit is contained in:
Jason Ekstrand 2018-06-05 11:13:40 -07:00 • committed by Dylan Baker
parent c2e44a3540
commit 47e22895eb
1 changed files with 12 additions and 10 deletions
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22
src/mesa/drivers/dri/i965/intel_screen.c
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@ -1259,20 +1259,22 @@ static GLboolean
intel_query_dma_buf_formats(__DRIscreen *screen, int max,
int *formats, int *count)
{
int i, j = 0;
int num_formats = 0, i;
if (max == 0) {
*count = ARRAY_SIZE(intel_image_formats) - 1; /* not SARGB */
return true;
}
for (i = 0; i < (ARRAY_SIZE(intel_image_formats)) && j < max; i++) {
for (i = 0; i < ARRAY_SIZE(intel_image_formats); i++) {
if (intel_image_formats[i].fourcc == __DRI_IMAGE_FOURCC_SARGB8888)
continue;
formats[j++] = intel_image_formats[i].fourcc;
continue;
num_formats++;
if (max == 0)
continue;
formats[num_formats - 1] = intel_image_formats[i].fourcc;
if (num_formats >= max)
break;
}
*count = j;
*count = num_formats;
return true;
}