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authorChristoph Bumiller <[email protected]>2011-07-25 18:13:26 +0200
committerChristoph Bumiller <[email protected]>2011-08-07 15:34:34 +0200
commit9e466e87e6fde23f8ec0923be86005be81ac2d24 (patch)
treefd4762a93570ced8d1fb5919a7178d68382939ed /src/gallium/drivers/nv50/nv50_surface.c
parent425b179fafe93ddf4abacbccb67ed6aecbef6a7e (diff)
nv50,nvc0: never convert in resource copy when format sizes match
If there are any cases left where the st thinks that RGBA -> BGRA will swap components, it will get what it deserves. Now the GPU's 2D engine goes unused. What a shame.
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_surface.c')
-rw-r--r--src/gallium/drivers/nv50/nv50_surface.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/gallium/drivers/nv50/nv50_surface.c b/src/gallium/drivers/nv50/nv50_surface.c
index 1a5077e970b..8bca900e1ff 100644
--- a/src/gallium/drivers/nv50/nv50_surface.c
+++ b/src/gallium/drivers/nv50/nv50_surface.c
@@ -198,6 +198,7 @@ nv50_resource_copy_region(struct pipe_context *pipe,
{
struct nv50_screen *screen = nv50_context(pipe)->screen;
int ret;
+ boolean m2mf;
unsigned dst_layer = dstz, src_layer = src_box->z;
/* Fallback for buffers. */
@@ -207,9 +208,15 @@ nv50_resource_copy_region(struct pipe_context *pipe,
return;
}
+ assert(src->nr_samples == dst->nr_samples);
+
+ m2mf = (src->format == dst->format) ||
+ (util_format_get_blocksizebits(src->format) ==
+ util_format_get_blocksizebits(dst->format));
+
nv04_resource(dst)->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
- if (src->format == dst->format && src->nr_samples == dst->nr_samples) {
+ if (m2mf) {
struct nv50_m2mf_rect drect, srect;
unsigned i;
unsigned nx = util_format_get_nblocksx(src->format, src_box->width);