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49 lines
1.7 KiB
Diff
49 lines
1.7 KiB
Diff
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diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c
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index 5743e13045..b39cc744e6 100644
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--- a/src/gallium/drivers/vc4/vc4_screen.c
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+++ b/src/gallium/drivers/vc4/vc4_screen.c
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@@ -549,25 +549,30 @@ vc4_screen_query_dmabuf_modifiers(struct pipe_screen *pscreen,
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unsigned int *external_only,
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int *count)
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{
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+ int m, i;
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+ uint64_t available_modifiers[] = {
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+ DRM_FORMAT_MOD_BROADCOM_VC4_T_TILED,
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+ DRM_FORMAT_MOD_LINEAR,
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+ };
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+ struct vc4_screen *screen = vc4_screen(pscreen);
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+ int num_modifiers = screen->has_tiling_ioctl ? 2 : 1;
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+
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if (!modifiers) {
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- *count = 2;
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+ *count = num_modifiers;
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return;
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}
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- *count = MIN2(max, 2);
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-
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+ *count = MIN2(max, num_modifiers);
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+ m = screen->has_tiling_ioctl ? 0 : 1;
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/* We support both modifiers (tiled and linear) for all sampler
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- * formats.
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+ * formats, but if we don't have the DRM_VC4_GET_TILING ioctl
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+ * we shouldn't advertise the tiled formats.
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*/
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- modifiers[0] = DRM_FORMAT_MOD_BROADCOM_VC4_T_TILED;
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- if (external_only)
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- external_only[0] = false;
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- if (max < 2)
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- return;
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-
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- modifiers[1] = DRM_FORMAT_MOD_LINEAR;
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- if (external_only)
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- external_only[1] = false;
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+ for (i = 0; i < *count; i++) {
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+ modifiers[i] = available_modifiers[m++];
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+ if (external_only)
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+ external_only[i] = false;
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+ }
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}
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#define PTR_TO_UINT(x) ((unsigned)((intptr_t)(x)))
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