Needed for the the 2D tiling span functions.
Signed-off-by: Alex Deucher <alexdeuc...@gmail.com>
---
src/mesa/drivers/dri/radeon/radeon_screen.c | 53 +++++++++++++++++++++++++++
1 files changed, 53 insertions(+), 0 deletions(-)
diff --git a/src/mesa/drivers/dri/radeon/radeon_screen.c
b/src/mesa/drivers/dri/radeon/radeon_screen.c
index 4f59511..175ef71 100644
--- a/src/mesa/drivers/dri/radeon/radeon_screen.c
+++ b/src/mesa/drivers/dri/radeon/radeon_screen.c
@@ -233,6 +233,9 @@ radeonGetParam(__DRIscreen *sPriv, int param, void *value)
case RADEON_PARAM_NUM_Z_PIPES:
info.request = RADEON_INFO_NUM_Z_PIPES;
break;
+ case 0x05: /* RADEON_INFO_TILE_CONFIG */
+ info.request = 0x05;
+ break;
default:
return -EINVAL;
}
@@ -1316,6 +1319,56 @@ radeonCreateScreen2(__DRIscreen *sPriv)
else
screen->chip_flags |= RADEON_CLASS_R600;
+ /* r6xx+ tiling */
+ if (IS_R600_CLASS(screen) && (sPriv->drm_version.minor >= 5)) {
+ ret = radeonGetParam(sPriv, 0x05, &temp);
+ if (ret)
+ fprintf(stderr, "failed to get tiling info\n");
+ else {
+ screen->tile_config = temp;
+ screen->r7xx_bank_op = 0;
+ switch((screen->tile_config & 0xe) >> 1) {
+ case 0:
+ screen->num_channels = 1;
+ break;
+ case 1:
+ screen->num_channels = 2;
+ break;
+ case 2:
+ screen->num_channels = 4;
+ break;
+ case 3:
+ screen->num_channels = 8;
+ break;
+ default:
+ fprintf(stderr, "bad channels\n");
+ break;
+ }
+ switch((screen->tile_config & 0x30) >> 4) {
+ case 0:
+ screen->num_banks = 4;
+ break;
+ case 1:
+ screen->num_banks = 8;
+ break;
+ default:
+ fprintf(stderr, "bad banks\n");
+ break;
+ }
+ switch((screen->tile_config & 0xc0) >> 6) {
+ case 0:
+ screen->group_bytes = 256;
+ break;
+ case 1:
+ screen->group_bytes = 512;
+ break;
+ default:
+ fprintf(stderr, "bad group_bytes\n");
+ break;
+ }
+ }
+ }
+
if (IS_R300_CLASS(screen)) {
ret = radeonGetParam(sPriv, RADEON_PARAM_NUM_GB_PIPES, &temp);
if (ret) {
--
1.5.6.3
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