From: Michel Dänzer <michel.daen...@amd.com>
Fixes 20 piglit tests with MESA_GL_VERSION_OVERRIDE=3.0.
Signed-off-by: Michel Dänzer <michel.daen...@amd.com>
---
src/gallium/drivers/radeonsi/si_state.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/radeonsi/si_state.c
b/src/gallium/drivers/radeonsi/si_state.c
index 6410e45..ebf342f 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -1629,7 +1629,12 @@ static uint32_t si_translate_vertexformat(struct
pipe_screen *screen,
}
break;
case 32:
- if (type != UTIL_FORMAT_TYPE_FLOAT)
+ /* From the Southern Islands ISA documentation about MTBUF:
+ * 'Memory reads of data in memory that is 32 or 64 bits do not
+ * undergo any format conversion.'
+ */
+ if (type != UTIL_FORMAT_TYPE_FLOAT &&
+ !desc->channel[first_non_void].pure_integer)
return V_008F0C_BUF_DATA_FORMAT_INVALID;
switch (desc->nr_channels) {
--
1.8.4.rc3
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