diff options
Diffstat (limited to 'src/gallium/drivers/i965/brw_wm_sampler_state.c')
-rw-r--r-- | src/gallium/drivers/i965/brw_wm_sampler_state.c | 98 |
1 files changed, 60 insertions, 38 deletions
diff --git a/src/gallium/drivers/i965/brw_wm_sampler_state.c b/src/gallium/drivers/i965/brw_wm_sampler_state.c index 2fddb4ad89..2861aa979f 100644 --- a/src/gallium/drivers/i965/brw_wm_sampler_state.c +++ b/src/gallium/drivers/i965/brw_wm_sampler_state.c @@ -43,16 +43,22 @@ -static struct brw_winsys_buffer * +static enum pipe_error upload_default_color( struct brw_context *brw, - const GLfloat *color ) + const GLfloat *color, + struct brw_winsys_buffer **bo_out ) { struct brw_sampler_default_color sdc; + enum pipe_error ret; COPY_4V(sdc.color, color); - return brw_cache_data( &brw->cache, BRW_SAMPLER_DEFAULT_COLOR, &sdc, - NULL, 0 ); + ret = brw_cache_data( &brw->cache, BRW_SAMPLER_DEFAULT_COLOR, &sdc, + NULL, 0, bo_out ); + if (ret) + return ret; + + return PIPE_OK; } @@ -111,9 +117,10 @@ brw_wm_sampler_populate_key(struct brw_context *brw, } -static void +static enum pipe_error brw_wm_sampler_update_default_colors(struct brw_context *brw) { + enum pipe_error ret; int nr = MIN2(brw->curr.num_textures, brw->curr.num_samplers); int i; @@ -121,8 +128,7 @@ brw_wm_sampler_update_default_colors(struct brw_context *brw) for (i = 0; i < nr; i++) { const struct brw_texture *tex = brw_texture(brw->curr.texture[i]); const struct brw_sampler *sampler = brw->curr.sampler[i]; - - brw->sws->bo_unreference(brw->wm.sdc_bo[i]); + const float *bc; if (pf_is_depth_or_stencil(tex->base.format)) { float bordercolor[4] = { @@ -131,15 +137,25 @@ brw_wm_sampler_update_default_colors(struct brw_context *brw) sampler->border_color[0], sampler->border_color[0] }; - /* GL specs that border color for depth textures is taken from the - * R channel, while the hardware uses A. Spam R into all the - * channels for safety. - */ - brw->wm.sdc_bo[i] = upload_default_color(brw, bordercolor); - } else { - brw->wm.sdc_bo[i] = upload_default_color(brw, sampler->border_color); + + bc = bordercolor; + } + else { + bc = sampler->border_color; } + + /* GL specs that border color for depth textures is taken from the + * R channel, while the hardware uses A. Spam R into all the + * channels for safety. + */ + ret = upload_default_color(brw, + bc, + &brw->wm.sdc_bo[i]); + if (ret) + return ret; } + + return PIPE_OK; } @@ -149,6 +165,7 @@ brw_wm_sampler_update_default_colors(struct brw_context *brw) static int upload_wm_samplers( struct brw_context *brw ) { struct wm_sampler_key key; + enum pipe_error ret; int i; brw_wm_sampler_update_default_colors(brw); @@ -159,35 +176,40 @@ static int upload_wm_samplers( struct brw_context *brw ) brw->state.dirty.cache |= CACHE_NEW_SAMPLER; } - brw->sws->bo_unreference(brw->wm.sampler_bo); - brw->wm.sampler_bo = NULL; - if (brw->wm.sampler_count == 0) - return 0; + if (brw->wm.sampler_count == 0) { + bo_reference(&brw->wm.sampler_bo, NULL); + return PIPE_OK; + } - brw->wm.sampler_bo = brw_search_cache(&brw->cache, BRW_SAMPLER, - &key, sizeof(key), - brw->wm.sdc_bo, key.sampler_count, - NULL); + if (brw_search_cache(&brw->cache, BRW_SAMPLER, + &key, sizeof(key), + brw->wm.sdc_bo, key.sampler_count, + NULL, + &brw->wm.sampler_bo)) + return PIPE_OK; /* If we didnt find it in the cache, compute the state and put it in the * cache. */ - if (brw->wm.sampler_bo == NULL) { - brw->wm.sampler_bo = brw_upload_cache(&brw->cache, BRW_SAMPLER, - &key, sizeof(key), - brw->wm.sdc_bo, key.sampler_count, - &key.sampler, sizeof(key.sampler), - NULL, NULL); - - /* Emit SDC relocations */ - for (i = 0; i < key.sampler_count; i++) { - brw->sws->bo_emit_reloc(brw->wm.sampler_bo, - BRW_USAGE_SAMPLER, - 0, - i * sizeof(struct brw_sampler_state) + - offsetof(struct brw_sampler_state, ss2), - brw->wm.sdc_bo[i]); - } + ret = brw_upload_cache(&brw->cache, BRW_SAMPLER, + &key, sizeof(key), + brw->wm.sdc_bo, key.sampler_count, + &key.sampler, sizeof(key.sampler), + NULL, NULL, + &brw->wm.sampler_bo); + if (ret) + return ret; + + /* Emit SDC relocations */ + for (i = 0; i < key.sampler_count; i++) { + ret = brw->sws->bo_emit_reloc(brw->wm.sampler_bo, + BRW_USAGE_SAMPLER, + 0, + i * sizeof(struct brw_sampler_state) + + offsetof(struct brw_sampler_state, ss2), + brw->wm.sdc_bo[i]); + if (ret) + return ret; } return 0; |