r600g: Add scratch ring register defines
[mesa.git] / src / gallium / drivers / r600 / r600_blit.c
index d1370cd8f26f07ceef0e19716e8e6110b60cfeb9..c52492e8c2d3b6a2e72a1d8508012d0acf471599 100644 (file)
@@ -54,19 +54,19 @@ static void r600_blitter_begin(struct pipe_context *ctx, enum r600_blitter_op op
 {
        struct r600_context *rctx = (struct r600_context *)ctx;
 
-       r600_suspend_nontimer_queries(&rctx->b);
-
        util_blitter_save_vertex_buffer_slot(rctx->blitter, rctx->vertex_buffer_state.vb);
        util_blitter_save_vertex_elements(rctx->blitter, rctx->vertex_fetch_shader.cso);
        util_blitter_save_vertex_shader(rctx->blitter, rctx->vs_shader);
        util_blitter_save_geometry_shader(rctx->blitter, rctx->gs_shader);
+       util_blitter_save_tessctrl_shader(rctx->blitter, rctx->tcs_shader);
+       util_blitter_save_tesseval_shader(rctx->blitter, rctx->tes_shader);
        util_blitter_save_so_targets(rctx->blitter, rctx->b.streamout.num_targets,
                                     (struct pipe_stream_output_target**)rctx->b.streamout.targets);
        util_blitter_save_rasterizer(rctx->blitter, rctx->rasterizer_state.cso);
 
        if (op & R600_SAVE_FRAGMENT_STATE) {
-               util_blitter_save_viewport(rctx->blitter, &rctx->viewport.state[0]);
-               util_blitter_save_scissor(rctx->blitter, &rctx->scissor.scissor[0]);
+               util_blitter_save_viewport(rctx->blitter, &rctx->b.viewports.states[0]);
+               util_blitter_save_scissor(rctx->blitter, &rctx->b.scissors.states[0]);
                util_blitter_save_fragment_shader(rctx->blitter, rctx->ps_shader);
                util_blitter_save_blend(rctx->blitter, rctx->blend_state.cso);
                util_blitter_save_depth_stencil_alpha(rctx->blitter, rctx->dsa_state.cso);
@@ -87,18 +87,15 @@ static void r600_blitter_begin(struct pipe_context *ctx, enum r600_blitter_op op
                        (struct pipe_sampler_view**)rctx->samplers[PIPE_SHADER_FRAGMENT].views.views);
        }
 
-       if ((op & R600_DISABLE_RENDER_COND) && rctx->b.current_render_cond) {
-           util_blitter_save_render_condition(rctx->blitter,
-                                              rctx->b.current_render_cond,
-                                              rctx->b.current_render_cond_cond,
-                                              rctx->b.current_render_cond_mode);
-        }
+       if (op & R600_DISABLE_RENDER_COND)
+               rctx->b.render_cond_force_off = true;
 }
 
 static void r600_blitter_end(struct pipe_context *ctx)
 {
        struct r600_context *rctx = (struct r600_context *)ctx;
-        r600_resume_nontimer_queries(&rctx->b);
+
+       rctx->b.render_cond_force_off = false;
 }
 
 static unsigned u_max_sample(struct pipe_resource *r)
@@ -202,20 +199,28 @@ static void r600_blit_decompress_depth(struct pipe_context *ctx,
 
 static void r600_blit_decompress_depth_in_place(struct r600_context *rctx,
                                                 struct r600_texture *texture,
+                                               bool is_stencil_sampler,
                                                 unsigned first_level, unsigned last_level,
                                                 unsigned first_layer, unsigned last_layer)
 {
        struct pipe_surface *zsurf, surf_tmpl = {{0}};
        unsigned layer, max_layer, checked_last_layer, level;
+       unsigned *dirty_level_mask;
 
        /* Enable decompression in DB_RENDER_CONTROL */
-       rctx->db_misc_state.flush_depthstencil_in_place = true;
+       if (is_stencil_sampler) {
+               rctx->db_misc_state.flush_stencil_inplace = true;
+               dirty_level_mask = &texture->stencil_dirty_level_mask;
+       } else {
+               rctx->db_misc_state.flush_depth_inplace = true;
+               dirty_level_mask = &texture->dirty_level_mask;
+       }
        r600_mark_atom_dirty(rctx, &rctx->db_misc_state.atom);
 
        surf_tmpl.format = texture->resource.b.b.format;
 
        for (level = first_level; level <= last_level; level++) {
-               if (!(texture->dirty_level_mask & (1 << level)))
+               if (!(*dirty_level_mask & (1 << level)))
                        continue;
 
                surf_tmpl.u.tex.level = level;
@@ -242,12 +247,13 @@ static void r600_blit_decompress_depth_in_place(struct r600_context *rctx,
                /* The texture will always be dirty if some layers or samples aren't flushed.
                 * I don't think this case occurs often though. */
                if (first_layer == 0 && last_layer == max_layer) {
-                       texture->dirty_level_mask &= ~(1 << level);
+                       *dirty_level_mask &= ~(1 << level);
                }
        }
 
        /* Disable decompression in DB_RENDER_CONTROL */
-       rctx->db_misc_state.flush_depthstencil_in_place = false;
+       rctx->db_misc_state.flush_depth_inplace = false;
+       rctx->db_misc_state.flush_stencil_inplace = false;
        r600_mark_atom_dirty(rctx, &rctx->db_misc_state.atom);
 }
 
@@ -259,19 +265,21 @@ void r600_decompress_depth_textures(struct r600_context *rctx,
 
        while (depth_texture_mask) {
                struct pipe_sampler_view *view;
+               struct r600_pipe_sampler_view *rview;
                struct r600_texture *tex;
 
                i = u_bit_scan(&depth_texture_mask);
 
                view = &textures->views[i]->base;
                assert(view);
+               rview = (struct r600_pipe_sampler_view*)view;
 
                tex = (struct r600_texture *)view->texture;
-               assert(tex->is_depth && !tex->is_flushing_texture);
+               assert(tex->db_compatible);
 
-               if (rctx->b.chip_class >= EVERGREEN ||
-                   r600_can_read_depth(tex)) {
+               if (r600_can_sample_zs(tex, rview->is_stencil_sampler)) {
                        r600_blit_decompress_depth_in_place(rctx, tex,
+                                                  rview->is_stencil_sampler,
                                                   view->u.tex.first_level, view->u.tex.last_level,
                                                   0, util_max_layer(&tex->resource.b.b, view->u.tex.first_level));
                } else {
@@ -364,12 +372,16 @@ static bool r600_decompress_subresource(struct pipe_context *ctx,
        struct r600_context *rctx = (struct r600_context *)ctx;
        struct r600_texture *rtex = (struct r600_texture*)tex;
 
-       if (rtex->is_depth && !rtex->is_flushing_texture) {
-               if (rctx->b.chip_class >= EVERGREEN ||
-                   r600_can_read_depth(rtex)) {
-                       r600_blit_decompress_depth_in_place(rctx, rtex,
+       if (rtex->db_compatible) {
+               if (r600_can_sample_zs(rtex, false)) {
+                       r600_blit_decompress_depth_in_place(rctx, rtex, false,
                                                   level, level,
                                                   first_layer, last_layer);
+                       if (rtex->surface.flags & RADEON_SURF_SBUFFER) {
+                               r600_blit_decompress_depth_in_place(rctx, rtex, true,
+                                                          level, level,
+                                                          first_layer, last_layer);
+                       }
                } else {
                        if (!r600_init_flushed_depth_texture(ctx, tex, NULL))
                                return false; /* error */
@@ -461,11 +473,13 @@ static void r600_clear_render_target(struct pipe_context *ctx,
                                     struct pipe_surface *dst,
                                     const union pipe_color_union *color,
                                     unsigned dstx, unsigned dsty,
-                                    unsigned width, unsigned height)
+                                    unsigned width, unsigned height,
+                                    bool render_condition_enabled)
 {
        struct r600_context *rctx = (struct r600_context *)ctx;
 
-       r600_blitter_begin(ctx, R600_CLEAR_SURFACE);
+       r600_blitter_begin(ctx, R600_CLEAR_SURFACE |
+                          (render_condition_enabled ? 0 : R600_DISABLE_RENDER_COND));
        util_blitter_clear_render_target(rctx->blitter, dst, color,
                                         dstx, dsty, width, height);
        r600_blitter_end(ctx);
@@ -477,11 +491,13 @@ static void r600_clear_depth_stencil(struct pipe_context *ctx,
                                     double depth,
                                     unsigned stencil,
                                     unsigned dstx, unsigned dsty,
-                                    unsigned width, unsigned height)
+                                    unsigned width, unsigned height,
+                                    bool render_condition_enabled)
 {
        struct r600_context *rctx = (struct r600_context *)ctx;
 
-       r600_blitter_begin(ctx, R600_CLEAR_SURFACE);
+       r600_blitter_begin(ctx, R600_CLEAR_SURFACE |
+                          (render_condition_enabled ? 0 : R600_DISABLE_RENDER_COND));
        util_blitter_clear_depth_stencil(rctx->blitter, dst, clear_flags, depth, stencil,
                                         dstx, dsty, width, height);
        r600_blitter_end(ctx);
@@ -505,18 +521,12 @@ static void r600_copy_buffer(struct pipe_context *ctx, struct pipe_resource *dst
        } else {
                util_resource_copy_region(ctx, dst, 0, dstx, 0, 0, src, 0, src_box);
        }
-
-       /* The index buffer (VGT) doesn't seem to see the result of the copying.
-        * Can we somehow flush the index buffer cache? Starting a new IB seems
-        * to do the trick. */
-       if (rctx->b.chip_class <= R700)
-               rctx->b.rings.gfx.flush(ctx, RADEON_FLUSH_ASYNC, NULL);
 }
 
 /**
  * Global buffers are not really resources, they are are actually offsets
  * into a single global resource (r600_screen::global_pool).  The means
- * they don't have their own cs_buf handle, so they cannot be passed
+ * they don't have their own buf handle, so they cannot be passed
  * to r600_copy_buffer() and must be handled separately.
  */
 static void r600_copy_global_buffer(struct pipe_context *ctx,
@@ -538,7 +548,7 @@ static void r600_copy_global_buffer(struct pipe_context *ctx,
                        src = (struct pipe_resource *)pool->bo;
                } else {
                        if (item->real_buffer == NULL) {
-                               item->real_buffer = (struct r600_resource*)
+                               item->real_buffer =
                                        r600_compute_buffer_alloc_vram(pool->screen,
                                                                       item->size_in_dw * 4);
                        }
@@ -555,7 +565,7 @@ static void r600_copy_global_buffer(struct pipe_context *ctx,
                        dst = (struct pipe_resource *)pool->bo;
                } else {
                        if (item->real_buffer == NULL) {
-                               item->real_buffer = (struct r600_resource*)
+                               item->real_buffer =
                                        r600_compute_buffer_alloc_vram(pool->screen,
                                                                       item->size_in_dw * 4);
                        }
@@ -567,15 +577,15 @@ static void r600_copy_global_buffer(struct pipe_context *ctx,
 }
 
 static void r600_clear_buffer(struct pipe_context *ctx, struct pipe_resource *dst,
-                             unsigned offset, unsigned size, unsigned value,
-                             bool is_framebuffer)
+                             uint64_t offset, uint64_t size, unsigned value,
+                             enum r600_coherency coher)
 {
        struct r600_context *rctx = (struct r600_context*)ctx;
 
        if (rctx->screen->b.has_cp_dma &&
            rctx->b.chip_class >= EVERGREEN &&
            offset % 4 == 0 && size % 4 == 0) {
-               evergreen_cp_dma_clear_buffer(rctx, dst, offset, size, value);
+               evergreen_cp_dma_clear_buffer(rctx, dst, offset, size, value, coher);
        } else if (rctx->screen->b.has_streamout && offset % 4 == 0 && size % 4 == 0) {
                union pipe_color_union clear_value;
                clear_value.ui[0] = value;
@@ -587,6 +597,7 @@ static void r600_clear_buffer(struct pipe_context *ctx, struct pipe_resource *ds
        } else {
                uint32_t *map = r600_buffer_map_sync_with_rings(&rctx->b, r600_resource(dst),
                                                                 PIPE_TRANSFER_WRITE);
+               map += offset / 4;
                size /= 4;
                for (unsigned i = 0; i < size; i++)
                        *map++ = value;
@@ -638,7 +649,8 @@ void r600_resource_copy_region(struct pipe_context *ctx,
        util_blitter_default_dst_texture(&dst_templ, dst, dst_level, dstz);
        util_blitter_default_src_texture(&src_templ, src, src_level);
 
-       if (util_format_is_compressed(src->format)) {
+       if (util_format_is_compressed(src->format) ||
+           util_format_is_compressed(dst->format)) {
                unsigned blocksize = util_format_get_blocksize(src->format);
 
                if (blocksize == 8)
@@ -690,7 +702,7 @@ void r600_resource_copy_region(struct pipe_context *ctx,
                                dst_templ.format = PIPE_FORMAT_R8_UNORM;
                                src_templ.format = PIPE_FORMAT_R8_UNORM;
                                break;
-                        case 2:
+                       case 2:
                                dst_templ.format = PIPE_FORMAT_R8G8_UNORM;
                                src_templ.format = PIPE_FORMAT_R8G8_UNORM;
                                break;
@@ -698,14 +710,14 @@ void r600_resource_copy_region(struct pipe_context *ctx,
                                dst_templ.format = PIPE_FORMAT_R8G8B8A8_UNORM;
                                src_templ.format = PIPE_FORMAT_R8G8B8A8_UNORM;
                                break;
-                        case 8:
-                                dst_templ.format = PIPE_FORMAT_R16G16B16A16_UINT;
-                                src_templ.format = PIPE_FORMAT_R16G16B16A16_UINT;
-                                break;
-                        case 16:
-                                dst_templ.format = PIPE_FORMAT_R32G32B32A32_UINT;
-                                src_templ.format = PIPE_FORMAT_R32G32B32A32_UINT;
-                                break;
+                       case 8:
+                               dst_templ.format = PIPE_FORMAT_R16G16B16A16_UINT;
+                               src_templ.format = PIPE_FORMAT_R16G16B16A16_UINT;
+                               break;
+                       case 16:
+                               dst_templ.format = PIPE_FORMAT_R32G32B32A32_UINT;
+                               src_templ.format = PIPE_FORMAT_R32G32B32A32_UINT;
+                               break;
                        default:
                                fprintf(stderr, "Unhandled format %s with blocksize %u\n",
                                        util_format_short_name(src->format), blocksize);
@@ -714,7 +726,10 @@ void r600_resource_copy_region(struct pipe_context *ctx,
                }
        }
 
-       dst_view = r600_create_surface_custom(ctx, dst, &dst_templ, dst_width, dst_height);
+       dst_view = r600_create_surface_custom(ctx, dst, &dst_templ,
+                                             /* we don't care about these two for r600g */
+                                             dst->width0, dst->height0,
+                                             dst_width, dst_height);
 
        if (rctx->b.chip_class >= EVERGREEN) {
                src_view = evergreen_create_sampler_view_custom(ctx, src, &src_templ,
@@ -740,42 +755,6 @@ void r600_resource_copy_region(struct pipe_context *ctx,
        pipe_sampler_view_reference(&src_view, NULL);
 }
 
-/* For MSAA integer resolving to work, we change the format to NORM using this function. */
-static enum pipe_format int_to_norm_format(enum pipe_format format)
-{
-       switch (format) {
-#define REPLACE_FORMAT_SIGN(format,sign) \
-       case PIPE_FORMAT_##format##_##sign##INT: \
-               return PIPE_FORMAT_##format##_##sign##NORM
-#define REPLACE_FORMAT(format) \
-               REPLACE_FORMAT_SIGN(format, U); \
-               REPLACE_FORMAT_SIGN(format, S)
-
-       REPLACE_FORMAT_SIGN(B10G10R10A2, U);
-       REPLACE_FORMAT(R8);
-       REPLACE_FORMAT(R8G8);
-       REPLACE_FORMAT(R8G8B8X8);
-       REPLACE_FORMAT(R8G8B8A8);
-       REPLACE_FORMAT(A8);
-       REPLACE_FORMAT(I8);
-       REPLACE_FORMAT(L8);
-       REPLACE_FORMAT(L8A8);
-       REPLACE_FORMAT(R16);
-       REPLACE_FORMAT(R16G16);
-       REPLACE_FORMAT(R16G16B16X16);
-       REPLACE_FORMAT(R16G16B16A16);
-       REPLACE_FORMAT(A16);
-       REPLACE_FORMAT(I16);
-       REPLACE_FORMAT(L16);
-       REPLACE_FORMAT(L16A16);
-
-#undef REPLACE_FORMAT
-#undef REPLACE_FORMAT_SIGN
-       default:
-               return format;
-       }
-}
-
 static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
                                     const struct pipe_blit_info *info)
 {
@@ -783,18 +762,25 @@ static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
        struct r600_texture *dst = (struct r600_texture*)info->dst.resource;
        unsigned dst_width = u_minify(info->dst.resource->width0, info->dst.level);
        unsigned dst_height = u_minify(info->dst.resource->height0, info->dst.level);
-       enum pipe_format format = int_to_norm_format(info->dst.format);
+       enum pipe_format format = info->src.format;
        unsigned sample_mask =
                rctx->b.chip_class == CAYMAN ? ~0 :
                ((1ull << MAX2(1, info->src.resource->nr_samples)) - 1);
-
-       if (info->src.resource->nr_samples > 1 &&
-           info->dst.resource->nr_samples <= 1 &&
-           util_max_layer(info->src.resource, 0) == 0 &&
-           util_max_layer(info->dst.resource, info->dst.level) == 0 &&
-           info->dst.format == info->src.format &&
-           !util_format_is_pure_integer(format) &&
-           !util_format_is_depth_or_stencil(format) &&
+       struct pipe_resource *tmp, templ;
+       struct pipe_blit_info blit;
+
+       /* Check basic requirements for hw resolve. */
+       if (!(info->src.resource->nr_samples > 1 &&
+             info->dst.resource->nr_samples <= 1 &&
+             !util_format_is_pure_integer(format) &&
+             !util_format_is_depth_or_stencil(format) &&
+             util_max_layer(info->src.resource, 0) == 0))
+               return false;
+
+       /* Check the remaining requirements for hw resolve. */
+       if (util_max_layer(info->dst.resource, info->dst.level) == 0 &&
+           util_is_format_compatible(util_format_description(info->src.format),
+                                     util_format_description(info->dst.format)) &&
            !info->scissor_enable &&
            (info->mask & PIPE_MASK_RGBA) == PIPE_MASK_RGBA &&
            dst_width == info->src.resource->width0 &&
@@ -809,7 +795,7 @@ static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
            info->src.box.width == dst_width &&
            info->src.box.height == dst_height &&
            info->src.box.depth == 1 &&
-           dst->surface.level[info->dst.level].mode >= RADEON_SURF_MODE_1D &&
+           dst->surface.u.legacy.level[info->dst.level].mode >= RADEON_SURF_MODE_1D &&
            (!dst->cmask.size || !dst->dirty_level_mask) /* dst cannot be fast-cleared */) {
                r600_blitter_begin(ctx, R600_COLOR_RESOLVE |
                                   (info->render_condition_enable ? 0 : R600_DISABLE_RENDER_COND));
@@ -822,18 +808,75 @@ static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
                r600_blitter_end(ctx);
                return true;
        }
-       return false;
+
+       /* Shader-based resolve is VERY SLOW. Instead, resolve into
+        * a temporary texture and blit.
+        */
+       memset(&templ, 0, sizeof(templ));
+       templ.target = PIPE_TEXTURE_2D;
+       templ.format = info->src.resource->format;
+       templ.width0 = info->src.resource->width0;
+       templ.height0 = info->src.resource->height0;
+       templ.depth0 = 1;
+       templ.array_size = 1;
+       templ.usage = PIPE_USAGE_DEFAULT;
+       templ.flags = R600_RESOURCE_FLAG_FORCE_TILING;
+
+       tmp = ctx->screen->resource_create(ctx->screen, &templ);
+       if (!tmp)
+               return false;
+
+       /* resolve */
+       r600_blitter_begin(ctx, R600_COLOR_RESOLVE |
+                          (info->render_condition_enable ? 0 : R600_DISABLE_RENDER_COND));
+       util_blitter_custom_resolve_color(rctx->blitter, tmp, 0, 0,
+                                         info->src.resource, info->src.box.z,
+                                         sample_mask, rctx->custom_blend_resolve,
+                                         format);
+       r600_blitter_end(ctx);
+
+       /* blit */
+       blit = *info;
+       blit.src.resource = tmp;
+       blit.src.box.z = 0;
+
+       r600_blitter_begin(ctx, R600_BLIT |
+                          (info->render_condition_enable ? 0 : R600_DISABLE_RENDER_COND));
+       util_blitter_blit(rctx->blitter, &blit);
+       r600_blitter_end(ctx);
+
+       pipe_resource_reference(&tmp, NULL);
+       return true;
 }
 
 static void r600_blit(struct pipe_context *ctx,
                       const struct pipe_blit_info *info)
 {
        struct r600_context *rctx = (struct r600_context*)ctx;
+       struct r600_texture *rdst = (struct r600_texture *)info->dst.resource;
 
        if (do_hardware_msaa_resolve(ctx, info)) {
                return;
        }
 
+       /* Using SDMA for copying to a linear texture in GTT is much faster.
+        * This improves DRI PRIME performance.
+        *
+        * resource_copy_region can't do this yet, because dma_copy calls it
+        * on failure (recursion).
+        */
+       if (rdst->surface.u.legacy.level[info->dst.level].mode ==
+           RADEON_SURF_MODE_LINEAR_ALIGNED &&
+           rctx->b.dma_copy &&
+           util_can_blit_via_copy_region(info, false)) {
+               rctx->b.dma_copy(ctx, info->dst.resource, info->dst.level,
+                                info->dst.box.x, info->dst.box.y,
+                                info->dst.box.z,
+                                info->src.resource, info->src.level,
+                                &info->src.box);
+               return;
+       }
+
        assert(util_blitter_is_blit_supported(rctx->blitter, info));
 
        /* The driver doesn't decompress resources automatically while