diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_fbo.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_fbo.c b/src/mesa/drivers/dri/intel/intel_fbo.c index c37075c6be9..45a682727e4 100644 --- a/src/mesa/drivers/dri/intel/intel_fbo.c +++ b/src/mesa/drivers/dri/intel/intel_fbo.c @@ -804,6 +804,15 @@ intel_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb) fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT; if (stencil_mt->format != MESA_FORMAT_S8) fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT; + if (intel->gen < 7 && depth_mt->hiz_mt == NULL) { + /* Before Gen7, separate depth and stencil buffers can be used + * only if HiZ is enabled. From the Sandybridge PRM, Volume 2, + * Part 1, Bit 3DSTATE_DEPTH_BUFFER.SeparateStencilBufferEnable: + * [DevSNB]: This field must be set to the same value (enabled + * or disabled) as Hierarchical Depth Buffer Enable. + */ + fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED; + } } } |