From: Topi Pohjolainen Date: Fri, 19 May 2017 08:04:54 +0000 (+0300) Subject: i965/gen4: Simplify depth/stencil invalidate check X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=cd0804c359175c9b0ee1a8aa64e94a5ac7876bb8;p=mesa.git i965/gen4: Simplify depth/stencil invalidate check There is no separate stencil on gen < 6. Reviewed-by: Jason Ekstrand Signed-off-by: Topi Pohjolainen --- diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c index 93188223808..df26cd74036 100644 --- a/src/mesa/drivers/dri/i965/brw_misc_state.c +++ b/src/mesa/drivers/dri/i965/brw_misc_state.c @@ -231,21 +231,11 @@ brw_workaround_depthstencil_alignment(struct brw_context *brw, return; /* Check if depth buffer is in depth/stencil format. If so, then it's only - * safe to invalidate it if we're also clearing stencil, and both depth_irb - * and stencil_irb point to the same miptree. - * - * Note: it's not sufficient to check for the case where - * _mesa_get_format_base_format(depth_mt->format) == GL_DEPTH_STENCIL, - * because this fails to catch depth/stencil buffers on hardware that uses - * separate stencil. To catch that case, we check whether - * depth_mt->stencil_mt is non-NULL. + * safe to invalidate it if we're also clearing stencil. */ if (depth_irb && invalidate_depth && - (_mesa_get_format_base_format(depth_mt->format) == GL_DEPTH_STENCIL || - depth_mt->stencil_mt)) { - invalidate_depth = invalidate_stencil && depth_irb && stencil_irb - && depth_irb->mt == stencil_irb->mt; - } + _mesa_get_format_base_format(depth_mt->format) == GL_DEPTH_STENCIL) + invalidate_depth = invalidate_stencil && stencil_irb; uint32_t tile_mask_x, tile_mask_y; brw_get_depthstencil_tile_masks(depth_mt,