diff options
| -rw-r--r-- | src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c index c636926994b..f6c5c727979 100644 --- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c @@ -87,11 +87,20 @@ nvc0_screen_is_format_supported(struct pipe_screen *pscreen, bindings &= ~(PIPE_BIND_LINEAR | PIPE_BIND_SHARED); - if (bindings & PIPE_BIND_SHADER_IMAGE && sample_count > 1 && - nouveau_screen(pscreen)->class_3d >= GM107_3D_CLASS) { - /* MS images are currently unsupported on Maxwell because they have to - * be handled explicitly. */ - return false; + if (bindings & PIPE_BIND_SHADER_IMAGE) { + if (sample_count > 1 && + nouveau_screen(pscreen)->class_3d >= GM107_3D_CLASS) { + /* MS images are currently unsupported on Maxwell because they have to + * be handled explicitly. */ + return false; + } + + if (format == PIPE_FORMAT_B8G8R8A8_UNORM && + nouveau_screen(pscreen)->class_3d < NVE4_3D_CLASS) { + /* This should work on Fermi, but for currently unknown reasons it + * does not and results in breaking reads from pbos. */ + return false; + } } return (( nvc0_format_table[format].usage | |