diff options
| -rw-r--r-- | src/gallium/drivers/r600/evergreen_state.c | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c index f9c7b52d55d..89f27b44497 100644 --- a/src/gallium/drivers/r600/evergreen_state.c +++ b/src/gallium/drivers/r600/evergreen_state.c @@ -620,6 +620,7 @@ boolean evergreen_is_format_supported(struct pipe_screen *screen, unsigned sample_count, unsigned usage) { + struct r600_screen *rscreen = (struct r600_screen*)screen; unsigned retval = 0; if (target >= PIPE_MAX_TEXTURE_TYPES) { @@ -630,9 +631,29 @@ boolean evergreen_is_format_supported(struct pipe_screen *screen, if (!util_format_is_supported(format, usage)) return FALSE; - /* Multisample */ - if (sample_count > 1) - return FALSE; + if (sample_count > 1) { + if (rscreen->info.drm_minor < 19) + return FALSE; + + if (rscreen->chip_class != EVERGREEN) + return FALSE; + + switch (sample_count) { + case 2: + case 4: + case 8: + break; + default: + return FALSE; + } + + /* require render-target support for multisample resources */ + if (util_format_is_depth_or_stencil(format)) { + usage |= PIPE_BIND_DEPTH_STENCIL; + } else { + usage |= PIPE_BIND_RENDER_TARGET; + } + } if ((usage & PIPE_BIND_SAMPLER_VIEW) && r600_is_sampler_format_supported(screen, format)) { |