提交 0f457e48 编写于 作者: M Marek Olšák 提交者: Dave Airlie

drm/radeon/kms: allow "invalid" DB formats as a means to disable DB

Signed-off-by: NMarek Olšák <maraeo@gmail.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: NDave Airlie <airlied@redhat.com>
上级 0d7614f0
......@@ -961,13 +961,15 @@ static int evergreen_cs_track_check(struct radeon_cs_parser *p)
if (track->db_dirty) {
/* Check stencil buffer */
if (G_028800_STENCIL_ENABLE(track->db_depth_control)) {
if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID &&
G_028800_STENCIL_ENABLE(track->db_depth_control)) {
r = evergreen_cs_track_validate_stencil(p);
if (r)
return r;
}
/* Check depth buffer */
if (G_028800_Z_ENABLE(track->db_depth_control)) {
if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID &&
G_028800_Z_ENABLE(track->db_depth_control)) {
r = evergreen_cs_track_validate_depth(p);
if (r)
return r;
......
......@@ -1277,6 +1277,8 @@
#define S_028044_FORMAT(x) (((x) & 0x1) << 0)
#define G_028044_FORMAT(x) (((x) >> 0) & 0x1)
#define C_028044_FORMAT 0xFFFFFFFE
#define V_028044_STENCIL_INVALID 0
#define V_028044_STENCIL_8 1
#define G_028044_TILE_SPLIT(x) (((x) >> 8) & 0x7)
#define DB_Z_READ_BASE 0x28048
#define DB_STENCIL_READ_BASE 0x2804c
......
......@@ -764,8 +764,10 @@ static int r600_cs_track_check(struct radeon_cs_parser *p)
}
/* Check depth buffer */
if (track->db_dirty && (G_028800_STENCIL_ENABLE(track->db_depth_control) ||
G_028800_Z_ENABLE(track->db_depth_control))) {
if (track->db_dirty &&
G_028010_FORMAT(track->db_depth_info) != V_028010_DEPTH_INVALID &&
(G_028800_STENCIL_ENABLE(track->db_depth_control) ||
G_028800_Z_ENABLE(track->db_depth_control))) {
r = r600_cs_track_validate_db(p);
if (r)
return r;
......
......@@ -59,9 +59,10 @@
* 2.15.0 - add max_pipes query
* 2.16.0 - fix evergreen 2D tiled surface calculation
* 2.17.0 - add STRMOUT_BASE_UPDATE for r7xx
* 2.18.0 - r600-eg: allow "invalid" DB formats
*/
#define KMS_DRIVER_MAJOR 2
#define KMS_DRIVER_MINOR 17
#define KMS_DRIVER_MINOR 18
#define KMS_DRIVER_PATCHLEVEL 0
int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
int radeon_driver_unload_kms(struct drm_device *dev);
......
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