Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=88841
---
src/mesa/drivers/dri/i965/intel_pixel_read.c | 7 +++++++
src/mesa/drivers/dri/i965/intel_tex_image.c | 7 +++++++
2 files changed, 14 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/intel_pixel_read.c
b/src/mesa/drivers/dri/i965/intel_pixel_read.c
index f3ab05c..df22a63 100644
--- a/src/mesa/drivers/dri/i965/intel_pixel_read.c
+++ b/src/mesa/drivers/dri/i965/intel_pixel_read.c
@@ -132,6 +132,13 @@ intel_readpixels_tiled_memcpy(struct gl_context * ctx,
if (rb->NumSamples > 1)
return false;
+ /* We can't handle copying from RGBX or BGRX because the tiled_memcpy
+ * function doesn't set the last channel to 1.
+ */
+ if (rb->Format == MESA_FORMAT_B8G8R8X8_UNORM ||
+ rb->Format == MESA_FORMAT_R8G8B8X8_UNORM)
+ return false;
+
if (!intel_get_memcpy(rb->Format, format, type, &mem_copy, &cpp))
return false;
diff --git a/src/mesa/drivers/dri/i965/intel_tex_image.c
b/src/mesa/drivers/dri/i965/intel_tex_image.c
index 53efbbb..6eebfc4 100644
--- a/src/mesa/drivers/dri/i965/intel_tex_image.c
+++ b/src/mesa/drivers/dri/i965/intel_tex_image.c
@@ -392,6 +392,13 @@ intel_gettexsubimage_tiled_memcpy(struct gl_context *ctx,
packing->Invert)
return false;
+ /* We can't handle copying from RGBX or BGRX because the tiled_memcpy
+ * function doesn't set the last channel to 1.
+ */
+ if (texImage->TexFormat == MESA_FORMAT_B8G8R8X8_UNORM ||
+ texImage->TexFormat == MESA_FORMAT_R8G8B8X8_UNORM)
+ return false;
+
if (!intel_get_memcpy(texImage->TexFormat, format, type, &mem_copy, &cpp))
return false;
--
2.2.2
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