r300g: fix corruption when nr_cbufs==0 and multiwrites enabled

[mesa.git] / src / gallium / drivers / r300 / r300_texture.c

diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c
index 4b7b3e03564d2ba3a0fc58e59ffe9b8211faffc3..6fdc504ed5401b8f48176f962b6a95cb351f79c5 100644 (file)
--- a/src/gallium/drivers/r300/r300_texture.c
+++ b/src/gallium/drivers/r300/r300_texture.c
@@ -244,6 +244,11 @@ uint32_t r300_translate_texformat(enum pipe_format format,
                     desc->channel[2].size == 6) {
                     return R300_TX_FORMAT_Z6Y5X5 | result;
                 }
+                if (desc->channel[0].size == 2 &&
+                    desc->channel[1].size == 3 &&
+                    desc->channel[2].size == 3) {
+                    return R300_TX_FORMAT_Z3Y3X2 | result;
+                }
                 return ~0; /* Unsupported/unknown. */
 
             case 4:
@@ -481,6 +486,8 @@ static uint32_t r300_translate_out_fmt(enum pipe_format format)
     } else {
         if (desc->channel[i].size == 16) {
             modifier |= R300_US_OUT_FMT_C4_16;
+        } else if (desc->channel[i].size == 10) {
+            modifier |= R300_US_OUT_FMT_C4_10;
         } else {
             /* C4_8 seems to be used for the formats whose pixel size
              * is <= 32 bits. */
@@ -675,7 +682,7 @@ static unsigned r300_texture_is_referenced(struct pipe_context *context,
     struct r300_texture *rtex = (struct r300_texture *)texture;
 
     if (r300->rws->cs_is_buffer_referenced(r300->cs,
-                                           rtex->buffer, R300_REF_CS))
+                                           rtex->cs_buffer, R300_REF_CS))
         return PIPE_REFERENCED_FOR_READ | PIPE_REFERENCED_FOR_WRITE;
 
     return PIPE_UNREFERENCED;
@@ -777,6 +784,8 @@ r300_texture_create_object(struct r300_screen *rscreen,
         }
     }
 
+    tex->cs_buffer = rws->buffer_get_cs_handle(rws, tex->buffer);
+
     rws->buffer_set_tiling(rws, tex->buffer,
             tex->desc.microtile, tex->desc.macrotile[0],
             tex->desc.stride_in_bytes[0]);
@@ -876,6 +885,7 @@ struct pipe_surface* r300_create_surface(struct pipe_context * ctx,
         surface->base.u.tex.last_layer = surf_tmpl->u.tex.last_layer;
 
         surface->buffer = tex->buffer;
+        surface->cs_buffer = tex->cs_buffer;
 
         /* Prefer VRAM if there are multiple domains to choose from. */
         surface->domain = tex->domain;
@@ -896,7 +906,7 @@ struct pipe_surface* r300_create_surface(struct pipe_context * ctx,
                                                tex->desc.b.b.nr_samples,
                                                tex->desc.microtile,
                                                tex->desc.macrotile[level],
-                                               DIM_HEIGHT);
+                                               DIM_HEIGHT, 0);
 
         surface->cbzb_height = align((surface->base.height + 1) / 2,
                                      tile_height);