diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_wm_surface_state.c')
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm_surface_state.c | 342 |
1 files changed, 133 insertions, 209 deletions
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 805df8a4af..3dcc592bde 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c +++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c @@ -176,22 +176,6 @@ static GLuint translate_tex_format( GLuint mesa_format, GLenum internal_format, } } - -/** - * Use same key for WM and VS surfaces. - */ -struct brw_surface_key { - GLenum target, depthmode; - dri_bo *bo; - GLint format, internal_format; - GLint first_level, last_level; - GLint width, height, depth; - GLint pitch, cpp; - uint32_t tiling; - GLuint offset; -}; - - static void brw_set_surface_tiling(struct brw_surface_state *surf, uint32_t tiling) { @@ -268,7 +252,7 @@ brw_create_texture_surface( struct brw_context *brw, surf.ss0.cube_neg_z = 1; } - bo = brw_upload_cache(&brw->cache, BRW_SS_SURFACE, + bo = brw_upload_cache(&brw->surface_cache, BRW_SS_SURFACE, key, sizeof(*key), &key->bo, key->bo ? 1 : 0, &surf, sizeof(surf), @@ -321,10 +305,11 @@ brw_update_texture_surface( GLcontext *ctx, GLuint unit ) key.tiling = intelObj->mt->region->tiling; dri_bo_unreference(brw->wm.surf_bo[surf]); - brw->wm.surf_bo[surf] = brw_search_cache(&brw->cache, BRW_SS_SURFACE, - &key, sizeof(key), - &key.bo, key.bo ? 1 : 0, - NULL); + brw->wm.surf_bo[surf] = brw_search_cache(&brw->surface_cache, + BRW_SS_SURFACE, + &key, sizeof(key), + &key.bo, key.bo ? 1 : 0, + NULL); if (brw->wm.surf_bo[surf] == NULL) { brw->wm.surf_bo[surf] = brw_create_texture_surface(brw, &key); } @@ -336,7 +321,7 @@ brw_update_texture_surface( GLcontext *ctx, GLuint unit ) * Create the constant buffer surface. Vertex/fragment shader constants will be * read from this buffer with Data Port Read instructions/messages. */ -static dri_bo * +dri_bo * brw_create_constant_surface( struct brw_context *brw, struct brw_surface_key *key ) { @@ -362,7 +347,7 @@ brw_create_constant_surface( struct brw_context *brw, surf.ss3.pitch = (key->pitch * key->cpp) - 1; /* ignored?? */ brw_set_surface_tiling(&surf, key->tiling); /* tiling now allowed */ - bo = brw_upload_cache(&brw->cache, BRW_SS_SURFACE, + bo = brw_upload_cache(&brw->surface_cache, BRW_SS_SURFACE, key, sizeof(*key), &key->bo, key->bo ? 1 : 0, &surf, sizeof(surf), @@ -380,39 +365,70 @@ brw_create_constant_surface( struct brw_context *brw, return bo; } +/* Creates a new WM constant buffer reflecting the current fragment program's + * constants, if needed by the fragment program. + * + * Otherwise, constants go through the CURBEs using the brw_constant_buffer + * state atom. + */ +static drm_intel_bo * +brw_wm_update_constant_buffer(struct brw_context *brw) +{ + struct intel_context *intel = &brw->intel; + struct brw_fragment_program *fp = + (struct brw_fragment_program *) brw->fragment_program; + const struct gl_program_parameter_list *params = fp->program.Base.Parameters; + const int size = params->NumParameters * 4 * sizeof(GLfloat); + drm_intel_bo *const_buffer; + + /* BRW_NEW_FRAGMENT_PROGRAM */ + if (!fp->use_const_buffer) + return NULL; + + const_buffer = drm_intel_bo_alloc(intel->bufmgr, "fp_const_buffer", + size, 64); + + /* _NEW_PROGRAM_CONSTANTS */ + dri_bo_subdata(const_buffer, 0, size, params->ParameterValues); + + return const_buffer; +} /** * Update the surface state for a WM constant buffer. * The constant buffer will be (re)allocated here if needed. */ -static dri_bo * +static void brw_update_wm_constant_surface( GLcontext *ctx, - GLuint surf, - dri_bo *const_buffer, - const struct gl_program_parameter_list *params) + GLuint surf) { struct brw_context *brw = brw_context(ctx); struct brw_surface_key key; - struct intel_context *intel = &brw->intel; - const int size = params->NumParameters * 4 * sizeof(GLfloat); + struct brw_fragment_program *fp = + (struct brw_fragment_program *) brw->fragment_program; + const struct gl_program_parameter_list *params = + fp->program.Base.Parameters; - /* free old const buffer if too small */ - if (const_buffer && const_buffer->size < size) { - dri_bo_unreference(const_buffer); - const_buffer = NULL; - } + /* If we're in this state update atom, we need to update WM constants, so + * free the old buffer and create a new one for the new contents. + */ + dri_bo_unreference(fp->const_buffer); + fp->const_buffer = brw_wm_update_constant_buffer(brw); - /* alloc new buffer if needed */ - if (!const_buffer) { - const_buffer = - drm_intel_bo_alloc(intel->bufmgr, "fp_const_buffer", size, 64); + /* If there's no constant buffer, then no surface BO is needed to point at + * it. + */ + if (fp->const_buffer == 0) { + drm_intel_bo_unreference(brw->wm.surf_bo[surf]); + brw->wm.surf_bo[surf] = NULL; + return; } memset(&key, 0, sizeof(key)); key.format = MESA_FORMAT_RGBA_FLOAT32; key.internal_format = GL_RGBA; - key.bo = const_buffer; + key.bo = fp->const_buffer; key.depthmode = GL_NONE; key.pitch = params->NumParameters; key.width = params->NumParameters; @@ -427,77 +443,59 @@ brw_update_wm_constant_surface( GLcontext *ctx, */ dri_bo_unreference(brw->wm.surf_bo[surf]); - brw->wm.surf_bo[surf] = brw_search_cache(&brw->cache, BRW_SS_SURFACE, + brw->wm.surf_bo[surf] = brw_search_cache(&brw->surface_cache, + BRW_SS_SURFACE, &key, sizeof(key), &key.bo, key.bo ? 1 : 0, NULL); if (brw->wm.surf_bo[surf] == NULL) { brw->wm.surf_bo[surf] = brw_create_constant_surface(brw, &key); } - - return const_buffer; + brw->state.dirty.brw |= BRW_NEW_WM_SURFACES; } - /** - * Update the surface state for a VS constant buffer. - * The constant buffer will be (re)allocated here if needed. + * Updates surface / buffer for fragment shader constant buffer, if + * one is required. + * + * This consumes the state updates for the constant buffer, and produces + * BRW_NEW_WM_SURFACES to get picked up by brw_prepare_wm_surfaces for + * inclusion in the binding table. */ -static dri_bo * -brw_update_vs_constant_surface( GLcontext *ctx, - GLuint surf, - dri_bo *const_buffer, - const struct gl_program_parameter_list *params) +static void prepare_wm_constant_surface(struct brw_context *brw ) { - struct brw_context *brw = brw_context(ctx); - struct brw_surface_key key; - struct intel_context *intel = &brw->intel; - const int size = params->NumParameters * 4 * sizeof(GLfloat); - - assert(surf == 0); - - /* free old const buffer if too small */ - if (const_buffer && const_buffer->size < size) { - dri_bo_unreference(const_buffer); - const_buffer = NULL; - } - - /* alloc new buffer if needed */ - if (!const_buffer) { - const_buffer = - drm_intel_bo_alloc(intel->bufmgr, "vp_const_buffer", size, 64); - } - - memset(&key, 0, sizeof(key)); - - key.format = MESA_FORMAT_RGBA_FLOAT32; - key.internal_format = GL_RGBA; - key.bo = const_buffer; - key.depthmode = GL_NONE; - key.pitch = params->NumParameters; - key.width = params->NumParameters; - key.height = 1; - key.depth = 1; - key.cpp = 16; + GLcontext *ctx = &brw->intel.ctx; + struct brw_fragment_program *fp = + (struct brw_fragment_program *) brw->fragment_program; + GLuint surf = SURF_INDEX_FRAG_CONST_BUFFER; - /* - printf("%s:\n", __FUNCTION__); - printf(" width %d height %d depth %d cpp %d pitch %d\n", - key.width, key.height, key.depth, key.cpp, key.pitch); - */ + drm_intel_bo_unreference(fp->const_buffer); + fp->const_buffer = brw_wm_update_constant_buffer(brw); - dri_bo_unreference(brw->vs.surf_bo[surf]); - brw->vs.surf_bo[surf] = brw_search_cache(&brw->cache, BRW_SS_SURFACE, - &key, sizeof(key), - &key.bo, key.bo ? 1 : 0, - NULL); - if (brw->vs.surf_bo[surf] == NULL) { - brw->vs.surf_bo[surf] = brw_create_constant_surface(brw, &key); + /* If there's no constant buffer, then no surface BO is needed to point at + * it. + */ + if (fp->const_buffer == 0) { + if (brw->wm.surf_bo[surf] != NULL) { + drm_intel_bo_unreference(brw->wm.surf_bo[surf]); + brw->wm.surf_bo[surf] = NULL; + brw->state.dirty.brw |= BRW_NEW_WM_SURFACES; + } + return; } - return const_buffer; + brw_update_wm_constant_surface(ctx, surf); } +const struct brw_tracked_state brw_wm_constant_surface = { + .dirty = { + .mesa = (_NEW_PROGRAM_CONSTANTS), + .brw = (BRW_NEW_FRAGMENT_PROGRAM), + .cache = 0 + }, + .prepare = prepare_wm_constant_surface, +}; + /** * Sets up a surface state structure to point at the given region. @@ -507,7 +505,7 @@ brw_update_vs_constant_surface( GLcontext *ctx, static void brw_update_renderbuffer_surface(struct brw_context *brw, struct gl_renderbuffer *rb, - unsigned int unit, GLboolean cached) + unsigned int unit) { GLcontext *ctx = &brw->intel.ctx; dri_bo *region_bo = NULL; @@ -567,12 +565,11 @@ brw_update_renderbuffer_surface(struct brw_context *brw, ctx->Color.BlendEnabled); dri_bo_unreference(brw->wm.surf_bo[unit]); - brw->wm.surf_bo[unit] = NULL; - if (cached) - brw->wm.surf_bo[unit] = brw_search_cache(&brw->cache, BRW_SS_SURFACE, - &key, sizeof(key), - ®ion_bo, 1, - NULL); + brw->wm.surf_bo[unit] = brw_search_cache(&brw->surface_cache, + BRW_SS_SURFACE, + &key, sizeof(key), + ®ion_bo, 1, + NULL); if (brw->wm.surf_bo[unit] == NULL) { struct brw_surface_state surf; @@ -581,7 +578,27 @@ brw_update_renderbuffer_surface(struct brw_context *brw, surf.ss0.surface_format = key.surface_format; surf.ss0.surface_type = key.surface_type; - surf.ss1.base_addr = key.draw_offset; + if (key.tiling == I915_TILING_NONE) { + surf.ss1.base_addr = key.draw_offset; + } else { + uint32_t tile_offset = key.draw_offset % 4096; + + surf.ss1.base_addr = key.draw_offset - tile_offset; + + assert(BRW_IS_G4X(brw) || tile_offset == 0); + if (BRW_IS_G4X(brw)) { + if (key.tiling == I915_TILING_X) { + /* Note that the low bits of these fields are missing, so + * there's the possibility of getting in trouble. + */ + surf.ss5.x_offset = (tile_offset % 512) / key.cpp / 4; + surf.ss5.y_offset = tile_offset / 512 / 2; + } else { + surf.ss5.x_offset = (tile_offset % 128) / key.cpp / 4; + surf.ss5.y_offset = tile_offset / 128 / 2; + } + } + } if (region_bo != NULL) surf.ss1.base_addr += region_bo->offset; /* reloc */ @@ -598,7 +615,8 @@ brw_update_renderbuffer_surface(struct brw_context *brw, surf.ss0.writedisable_alpha = !key.color_mask[3]; /* Key size will never match key size for textures, so we're safe. */ - brw->wm.surf_bo[unit] = brw_upload_cache(&brw->cache, BRW_SS_SURFACE, + brw->wm.surf_bo[unit] = brw_upload_cache(&brw->surface_cache, + BRW_SS_SURFACE, &key, sizeof(key), ®ion_bo, 1, &surf, sizeof(surf), @@ -611,7 +629,7 @@ brw_update_renderbuffer_surface(struct brw_context *brw, drm_intel_bo_emit_reloc(brw->wm.surf_bo[unit], offsetof(struct brw_surface_state, ss1), region_bo, - key.draw_offset, + surf.ss1.base_addr - region_bo->offset, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER); } @@ -630,7 +648,7 @@ brw_wm_get_binding_table(struct brw_context *brw) assert(brw->wm.nr_surfaces <= BRW_WM_MAX_SURF); - bind_bo = brw_search_cache(&brw->cache, BRW_SS_SURF_BIND, + bind_bo = brw_search_cache(&brw->surface_cache, BRW_SS_SURF_BIND, NULL, 0, brw->wm.surf_bo, brw->wm.nr_surfaces, NULL); @@ -646,7 +664,7 @@ brw_wm_get_binding_table(struct brw_context *brw) else data[i] = 0; - bind_bo = brw_upload_cache( &brw->cache, BRW_SS_SURF_BIND, + bind_bo = brw_upload_cache( &brw->surface_cache, BRW_SS_SURF_BIND, NULL, 0, brw->wm.surf_bo, brw->wm.nr_surfaces, data, data_size, @@ -682,27 +700,17 @@ static void prepare_wm_surfaces(struct brw_context *brw ) for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; i++) { brw_update_renderbuffer_surface(brw, ctx->DrawBuffer->_ColorDrawBuffers[i], - i, - GL_FALSE); + i); } } else { - brw_update_renderbuffer_surface(brw, NULL, 0, GL_TRUE); + brw_update_renderbuffer_surface(brw, NULL, 0); } old_nr_surfaces = brw->wm.nr_surfaces; brw->wm.nr_surfaces = MAX_DRAW_BUFFERS; - /* Update surface / buffer for fragment shader constant buffer */ - { - const GLuint surf = SURF_INDEX_FRAG_CONST_BUFFER; - struct brw_fragment_program *fp = - (struct brw_fragment_program *) brw->fragment_program; - fp->const_buffer = - brw_update_wm_constant_surface(ctx, surf, fp->const_buffer, - fp->program.Base.Parameters); - - brw->wm.nr_surfaces = surf + 1; - } + if (brw->wm.surf_bo[SURF_INDEX_FRAG_CONST_BUFFER] != NULL) + brw->wm.nr_surfaces = SURF_INDEX_FRAG_CONST_BUFFER + 1; /* Update surfaces for textures */ for (i = 0; i < BRW_MAX_TEX_UNIT; i++) { @@ -735,100 +743,16 @@ static void prepare_wm_surfaces(struct brw_context *brw ) brw->state.dirty.brw |= BRW_NEW_NR_WM_SURFACES; } - -/** - * Constructs the binding table for the VS surface state. - */ -static dri_bo * -brw_vs_get_binding_table(struct brw_context *brw) -{ - dri_bo *bind_bo; - - assert(brw->vs.nr_surfaces <= BRW_VS_MAX_SURF); - - bind_bo = brw_search_cache(&brw->cache, BRW_SS_SURF_BIND, - NULL, 0, - brw->vs.surf_bo, brw->vs.nr_surfaces, - NULL); - - if (bind_bo == NULL) { - GLuint data_size = brw->vs.nr_surfaces * sizeof(GLuint); - uint32_t *data = malloc(data_size); - int i; - - for (i = 0; i < brw->vs.nr_surfaces; i++) - if (brw->vs.surf_bo[i]) - data[i] = brw->vs.surf_bo[i]->offset; - else - data[i] = 0; - - bind_bo = brw_upload_cache( &brw->cache, BRW_SS_SURF_BIND, - NULL, 0, - brw->vs.surf_bo, brw->vs.nr_surfaces, - data, data_size, - NULL, NULL); - - /* Emit binding table relocations to surface state */ - for (i = 0; i < BRW_VS_MAX_SURF; i++) { - if (brw->vs.surf_bo[i] != NULL) { - dri_bo_emit_reloc(bind_bo, - I915_GEM_DOMAIN_INSTRUCTION, 0, - 0, - i * sizeof(GLuint), - brw->vs.surf_bo[i]); - } - } - - free(data); - } - - return bind_bo; -} - - -/** - * Vertex shader surfaces. Just constant buffer for now. Could add vertex - * shader textures in the future. - */ -static void prepare_vs_surfaces(struct brw_context *brw ) -{ - GLcontext *ctx = &brw->intel.ctx; - - /* Update surface / buffer for vertex shader constant buffer */ - { - const GLuint surf = SURF_INDEX_VERT_CONST_BUFFER; - struct brw_vertex_program *vp = - (struct brw_vertex_program *) brw->vertex_program; - vp->const_buffer = - brw_update_vs_constant_surface(ctx, surf, vp->const_buffer, - vp->program.Base.Parameters); - - brw->vs.nr_surfaces = 1; - } - - dri_bo_unreference(brw->vs.bind_bo); - brw->vs.bind_bo = brw_vs_get_binding_table(brw); - - if (1) - brw->state.dirty.brw |= BRW_NEW_NR_VS_SURFACES; -} - - -static void -prepare_surfaces(struct brw_context *brw) -{ - prepare_wm_surfaces(brw); - prepare_vs_surfaces(brw); -} - - const struct brw_tracked_state brw_wm_surfaces = { .dirty = { - .mesa = _NEW_COLOR | _NEW_TEXTURE | _NEW_BUFFERS | _NEW_PROGRAM, - .brw = BRW_NEW_CONTEXT, + .mesa = (_NEW_COLOR | + _NEW_TEXTURE | + _NEW_BUFFERS), + .brw = (BRW_NEW_CONTEXT | + BRW_NEW_WM_SURFACES), .cache = 0 }, - .prepare = prepare_surfaces, + .prepare = prepare_wm_surfaces, }; |