summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/radeon/r600_cp.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/radeon/r600_cp.c')
-rw-r--r--drivers/gpu/drm/radeon/r600_cp.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index 6d5a711c2e91..d9712a1023b1 100644
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -873,6 +873,17 @@ static void r600_gfx_init(struct drm_device *dev,
RADEON_WRITE(R600_GB_TILING_CONFIG, gb_tiling_config);
RADEON_WRITE(R600_DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
RADEON_WRITE(R600_HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
+ if (gb_tiling_config & 0xc0) {
+ dev_priv->r600_group_size = 512;
+ } else {
+ dev_priv->r600_group_size = 256;
+ }
+ dev_priv->r600_npipes = 1 << ((gb_tiling_config >> 1) & 0x7);
+ if (gb_tiling_config & 0x30) {
+ dev_priv->r600_nbanks = 8;
+ } else {
+ dev_priv->r600_nbanks = 4;
+ }
RADEON_WRITE(R600_CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
RADEON_WRITE(R600_CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
@@ -1444,6 +1455,17 @@ static void r700_gfx_init(struct drm_device *dev,
RADEON_WRITE(R600_GB_TILING_CONFIG, gb_tiling_config);
RADEON_WRITE(R600_DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
RADEON_WRITE(R600_HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
+ if (gb_tiling_config & 0xc0) {
+ dev_priv->r600_group_size = 512;
+ } else {
+ dev_priv->r600_group_size = 256;
+ }
+ dev_priv->r600_npipes = 1 << ((gb_tiling_config >> 1) & 0x7);
+ if (gb_tiling_config & 0x30) {
+ dev_priv->r600_nbanks = 8;
+ } else {
+ dev_priv->r600_nbanks = 4;
+ }
RADEON_WRITE(R600_CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
RADEON_WRITE(R600_CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
@@ -2526,3 +2548,12 @@ out:
mutex_unlock(&dev_priv->cs_mutex);
return r;
}
+
+void r600_cs_legacy_get_tiling_conf(struct drm_device *dev, u32 *npipes, u32 *nbanks, u32 *group_size)
+{
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+
+ *npipes = dev_priv->r600_npipes;
+ *nbanks = dev_priv->r600_nbanks;
+ *group_size = dev_priv->r600_group_size;
+}