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-rw-r--r--src/mesa/drivers/dri/i965/brw_misc_state.c71
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_surface_state.c50
2 files changed, 71 insertions, 50 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c
index 6dc6c07ac1..3143c826d6 100644
--- a/src/mesa/drivers/dri/i965/brw_misc_state.c
+++ b/src/mesa/drivers/dri/i965/brw_misc_state.c
@@ -233,37 +233,48 @@ static void upload_depthbuffer(struct brw_context *brw)
struct intel_context *intel = &brw->intel;
struct intel_region *region = brw->state.depth_region;
- unsigned int format;
-
- switch (region->cpp) {
- case 2:
- format = BRW_DEPTHFORMAT_D16_UNORM;
- break;
- case 4:
- if (intel->depth_buffer_is_float)
- format = BRW_DEPTHFORMAT_D32_FLOAT;
- else
- format = BRW_DEPTHFORMAT_D24_UNORM_S8_UINT;
- break;
- default:
- assert(0);
- return;
+ if (region == NULL) {
+ BEGIN_BATCH(5, INTEL_BATCH_NO_CLIPRECTS);
+ OUT_BATCH(CMD_DEPTH_BUFFER << 16 | (5 - 2));
+ OUT_BATCH((BRW_DEPTHFORMAT_D32_FLOAT << 18) |
+ (BRW_SURFACE_NULL << 29));
+ OUT_BATCH(0);
+ OUT_BATCH(0);
+ OUT_BATCH(0);
+ ADVANCE_BATCH();
+ } else {
+ unsigned int format;
+
+ switch (region->cpp) {
+ case 2:
+ format = BRW_DEPTHFORMAT_D16_UNORM;
+ break;
+ case 4:
+ if (intel->depth_buffer_is_float)
+ format = BRW_DEPTHFORMAT_D32_FLOAT;
+ else
+ format = BRW_DEPTHFORMAT_D24_UNORM_S8_UINT;
+ break;
+ default:
+ assert(0);
+ return;
+ }
+
+ BEGIN_BATCH(5, INTEL_BATCH_NO_CLIPRECTS);
+ OUT_BATCH(CMD_DEPTH_BUFFER << 16 | (5 - 2));
+ OUT_BATCH(((region->pitch * region->cpp) - 1) |
+ (format << 18) |
+ (BRW_TILEWALK_YMAJOR << 26) |
+ (region->tiled << 27) |
+ (BRW_SURFACE_2D << 29));
+ OUT_RELOC(region->buffer,
+ DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE, 0);
+ OUT_BATCH((BRW_SURFACE_MIPMAPLAYOUT_BELOW << 1) |
+ ((region->pitch - 1) << 6) |
+ ((region->height - 1) << 19));
+ OUT_BATCH(0);
+ ADVANCE_BATCH();
}
-
- BEGIN_BATCH(5, INTEL_BATCH_NO_CLIPRECTS);
- OUT_BATCH(CMD_DEPTH_BUFFER << 16 | (5 - 2));
- OUT_BATCH(((region->pitch * region->cpp) - 1) |
- (format << 18) |
- (BRW_TILEWALK_YMAJOR << 26) |
- (region->tiled << 27) |
- (BRW_SURFACE_2D << 29));
- OUT_RELOC(region->buffer,
- DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE, 0);
- OUT_BATCH((BRW_SURFACE_MIPMAPLAYOUT_BELOW << 1) |
- ((region->pitch - 1) << 6) |
- ((region->height - 1) << 19));
- OUT_BATCH(0);
- ADVANCE_BATCH();
}
const struct brw_tracked_state brw_depthbuffer = {
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index e361ab5a70..efec0e7517 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -172,7 +172,7 @@ brw_create_texture_surface( struct brw_context *brw,
surf.ss2.height = key->height - 1;
surf.ss3.tile_walk = BRW_TILEWALK_XMAJOR;
- surf.ss3.tiled_surface = key->tiled; /* always zero */
+ surf.ss3.tiled_surface = key->tiled;
surf.ss3.pitch = (key->pitch * key->cpp) - 1;
surf.ss3.depth = key->depth - 1;
@@ -273,15 +273,31 @@ static void upload_wm_surfaces(struct brw_context *brw )
{
struct brw_surface_state surf;
struct intel_region *region = brw->state.draw_region;
+ dri_bo *region_bo;
memset(&surf, 0, sizeof(surf));
- if (region->cpp == 4)
- surf.ss0.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
- else
- surf.ss0.surface_format = BRW_SURFACEFORMAT_B5G6R5_UNORM;
+ if (region != NULL) {
+ if (region->cpp == 4)
+ surf.ss0.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
+ else
+ surf.ss0.surface_format = BRW_SURFACEFORMAT_B5G6R5_UNORM;
+
+ surf.ss0.surface_type = BRW_SURFACE_2D;
- surf.ss0.surface_type = BRW_SURFACE_2D;
+ surf.ss1.base_addr = region->buffer->offset; /* reloc */
+
+ surf.ss2.width = region->pitch - 1; /* XXX: not really! */
+ surf.ss2.height = region->height - 1;
+ surf.ss3.tile_walk = BRW_TILEWALK_XMAJOR;
+ surf.ss3.tiled_surface = region->tiled;
+ surf.ss3.pitch = (region->pitch * region->cpp) - 1;
+ region_bo = region->buffer;
+ } else {
+ surf.ss0.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
+ surf.ss0.surface_type = BRW_SURFACE_NULL;
+ region_bo = NULL;
+ }
/* _NEW_COLOR */
surf.ss0.color_blend = (!brw->attribs.Color->_LogicOpEnabled &&
@@ -293,18 +309,10 @@ static void upload_wm_surfaces(struct brw_context *brw )
surf.ss0.writedisable_blue = !brw->attribs.Color->ColorMask[2];
surf.ss0.writedisable_alpha = !brw->attribs.Color->ColorMask[3];
- surf.ss1.base_addr = region->buffer->offset; /* reloc */
-
- surf.ss2.width = region->pitch - 1; /* XXX: not really! */
- surf.ss2.height = region->height - 1;
- surf.ss3.tile_walk = BRW_TILEWALK_XMAJOR;
- surf.ss3.tiled_surface = region->tiled;
- surf.ss3.pitch = (region->pitch * region->cpp) - 1;
-
/* Key size will never match key size for textures, so we're safe. */
dri_bo_unreference(brw->wm.surf_bo[0]);
brw->wm.surf_bo[0] = brw_cache_data( &brw->cache, BRW_SS_SURFACE, &surf,
- &region->buffer, 1 );
+ &region_bo, 1 );
brw->wm.nr_surfaces = 1;
}
@@ -343,11 +351,13 @@ static void emit_reloc_wm_surfaces(struct brw_context *brw)
int unit, i;
/* Emit SS framebuffer relocation */
- dri_emit_reloc(brw->wm.surf_bo[0],
- DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE,
- 0,
- offsetof(struct brw_surface_state, ss1),
- brw->state.draw_region->buffer);
+ if (brw->state.draw_region != NULL) {
+ dri_emit_reloc(brw->wm.surf_bo[0],
+ DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE,
+ 0,
+ offsetof(struct brw_surface_state, ss1),
+ brw->state.draw_region->buffer);
+ }
/* Emit SS relocations for texture buffers */
for (unit = 0; unit < BRW_MAX_TEX_UNIT; unit++) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-07 19:19:55 +0000