diff options
Diffstat (limited to 'src/gallium/drivers/radeonsi/si_blit.c')
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_blit.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeonsi/si_blit.c b/src/gallium/drivers/radeonsi/si_blit.c index 6f3199ce3ff..3748a591779 100644 --- a/src/gallium/drivers/radeonsi/si_blit.c +++ b/src/gallium/drivers/radeonsi/si_blit.c @@ -412,6 +412,104 @@ si_decompress_image_color_textures(struct si_context *sctx, } } +static void si_check_render_feedback_textures(struct si_context *sctx, + struct si_textures_info *textures) +{ + uint32_t mask = textures->views.desc.enabled_mask; + + while (mask) { + const struct pipe_sampler_view *view; + struct r600_texture *tex; + bool render_feedback = false; + + unsigned i = u_bit_scan(&mask); + + view = textures->views.views[i]; + if(view->texture->target == PIPE_BUFFER) + continue; + + tex = (struct r600_texture *)view->texture; + if (!tex->dcc_offset) + continue; + + for (unsigned j = 0; j < sctx->framebuffer.state.nr_cbufs; ++j) { + struct r600_surface * surf; + + if (!sctx->framebuffer.state.cbufs[j]) + continue; + + surf = (struct r600_surface*)sctx->framebuffer.state.cbufs[j]; + + if (tex == (struct r600_texture*)surf->base.texture && + surf->base.u.tex.level >= view->u.tex.first_level && + surf->base.u.tex.level <= view->u.tex.last_level && + surf->base.u.tex.first_layer <= view->u.tex.last_layer && + surf->base.u.tex.last_layer >= view->u.tex.first_layer) + render_feedback = true; + } + + if (render_feedback) { + struct si_screen *screen = sctx->screen; + r600_texture_disable_dcc(&screen->b, tex); + } + } +} + +static void si_check_render_feedback_images(struct si_context *sctx, + struct si_images_info *images) +{ + uint32_t mask = images->desc.enabled_mask; + + while (mask) { + const struct pipe_image_view *view; + struct r600_texture *tex; + bool render_feedback = false; + + unsigned i = u_bit_scan(&mask); + + view = &images->views[i]; + if (view->resource->target == PIPE_BUFFER) + continue; + + tex = (struct r600_texture *)view->resource; + if (!tex->dcc_offset) + continue; + + for (unsigned j = 0; j < sctx->framebuffer.state.nr_cbufs; ++j) { + struct r600_surface * surf; + + if (!sctx->framebuffer.state.cbufs[j]) + continue; + + surf = (struct r600_surface*)sctx->framebuffer.state.cbufs[j]; + + if (tex == (struct r600_texture*)surf->base.texture && + surf->base.u.tex.level == view->u.tex.level && + surf->base.u.tex.first_layer <= view->u.tex.last_layer && + surf->base.u.tex.last_layer >= view->u.tex.first_layer) + render_feedback = true; + } + + if (render_feedback) { + struct si_screen *screen = sctx->screen; + r600_texture_disable_dcc(&screen->b, tex); + } + } +} + +static void si_check_render_feedback(struct si_context *sctx) +{ + + if (!sctx->need_check_render_feedback) + return; + + for (int i = 0; i < SI_NUM_SHADERS; ++i) { + si_check_render_feedback_images(sctx, &sctx->images[i]); + si_check_render_feedback_textures(sctx, &sctx->samplers[i]); + } + sctx->need_check_render_feedback = false; +} + static void si_decompress_textures(struct si_context *sctx, int shader_start, int shader_end) { @@ -439,6 +537,8 @@ static void si_decompress_textures(struct si_context *sctx, int shader_start, si_decompress_image_color_textures(sctx, &sctx->images[i]); } } + + si_check_render_feedback(sctx); } void si_decompress_graphics_textures(struct si_context *sctx) |