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drm/radeon: skip colorbuffer checking if COLOR_INFO.FORMAT is set to INVALID

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This fixes a bug which was causing rejections of valid GPU commands
from userspace.

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Marek Olšák 2014-01-08 18:16:26 +01:00 committed by Alex Deucher
parent 370169516e
commit 56492e0fac
2 changed files with 8 additions and 2 deletions
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5
drivers/gpu/drm/radeon/evergreen_cs.c
View File

@ -967,7 +967,10 @@ static int evergreen_cs_track_check(struct radeon_cs_parser *p)
if (track->cb_dirty) {
tmp = track->cb_target_mask;
for (i = 0; i < 8; i++) {
if ((tmp >> (i * 4)) & 0xF) {
u32 format = G_028C70_FORMAT(track->cb_color_info[i]);
if (format != V_028C70_COLOR_INVALID &&
(tmp >> (i * 4)) & 0xF) {
/* at least one component is enabled */
if (track->cb_color_bo[i] == NULL) {
dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n",

5
drivers/gpu/drm/radeon/r600_cs.c
View File

@ -749,7 +749,10 @@ static int r600_cs_track_check(struct radeon_cs_parser *p)
}
for (i = 0; i < 8; i++) {
if ((tmp >> (i * 4)) & 0xF) {
u32 format = G_0280A0_FORMAT(track->cb_color_info[i]);
if (format != V_0280A0_COLOR_INVALID &&
(tmp >> (i * 4)) & 0xF) {
/* at least one component is enabled */
if (track->cb_color_bo[i] == NULL) {
dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n",