radeonsi: add new si_check_render_feedback_texture() helper

For bindless.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>

diff --git a/src/gallium/drivers/radeonsi/si_blit.c b/src/gallium/drivers/radeonsi/si_blit.c
index f690f3e..998288d 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_blit.c
+++ b/src/gallium/drivers/radeonsi/si_blit.c
@@ -527,6 +527,40 @@ si_decompress_image_color_textures(struct si_context *sctx,
        }
 }
 
+static void si_check_render_feedback_texture(struct si_context *sctx,
+                                            struct r600_texture *tex,
+                                            unsigned first_level,
+                                            unsigned last_level,
+                                            unsigned first_layer,
+                                            unsigned last_layer)
+{
+       bool render_feedback = false;
+
+       if (!tex->dcc_offset)
+               return;
+
+       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 >= first_level &&
+                   surf->base.u.tex.level <= last_level &&
+                   surf->base.u.tex.first_layer <= last_layer &&
+                   surf->base.u.tex.last_layer >= first_layer) {
+                       render_feedback = true;
+                       break;
+               }
+       }
+
+       if (render_feedback)
+               r600_texture_disable_dcc(&sctx->b, tex);
+}
+
 static void si_check_render_feedback_textures(struct si_context *sctx,
                                               struct si_textures_info *textures)
 {
@@ -535,7 +569,6 @@ static void si_check_render_feedback_textures(struct si_context *sctx,
        while (mask) {
                const struct pipe_sampler_view *view;
                struct r600_texture *tex;
-               bool render_feedback = false;
 
                unsigned i = u_bit_scan(&mask);
 
@@ -544,29 +577,12 @@ static void si_check_render_feedback_textures(struct si_context *sctx,
                        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;
-                               break;
-                       }
-               }
-
-               if (render_feedback)
-                       r600_texture_disable_dcc(&sctx->b, tex);
+               si_check_render_feedback_texture(sctx, tex,
+                                                view->u.tex.first_level,
+                                                view->u.tex.last_level,
+                                                view->u.tex.first_layer,
+                                                view->u.tex.last_layer);
        }
 }
 
@@ -578,7 +594,6 @@ static void si_check_render_feedback_images(struct si_context *sctx,
        while (mask) {
                const struct pipe_image_view *view;
                struct r600_texture *tex;
-               bool render_feedback = false;
 
                unsigned i = u_bit_scan(&mask);
 
@@ -587,28 +602,12 @@ static void si_check_render_feedback_images(struct si_context *sctx,
                        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;
-                               break;
-                       }
-               }
 
-               if (render_feedback)
-                       r600_texture_disable_dcc(&sctx->b, tex);
+               si_check_render_feedback_texture(sctx, tex,
+                                                view->u.tex.level,
+                                                view->u.tex.level,
+                                                view->u.tex.first_layer,
+                                                view->u.tex.last_layer);
        }
 }