From: Anuj Phogat <anuj.phogat@gmail.com>
Date: Fri, 13 Feb 2015 19:21:21 +0000 (-0800)
Subject: i965/gen8: Use HALIGN_16 if MCS is enabled for non-MSRT
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=47053464630888f819ef8cc44278f1a1220159b9;p=mesa.git

i965/gen8: Use HALIGN_16 if MCS is enabled for non-MSRT

Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Neil Roberts <neil@linux.intel.com>
---

diff --git a/src/mesa/drivers/dri/i965/brw_tex_layout.c b/src/mesa/drivers/dri/i965/brw_tex_layout.c
index 799d4ca98e9..66d1b4f0256 100644
--- a/src/mesa/drivers/dri/i965/brw_tex_layout.c
+++ b/src/mesa/drivers/dri/i965/brw_tex_layout.c
@@ -82,6 +82,9 @@ intel_horizontal_texture_alignment_unit(struct brw_context *brw,
    if (brw->gen >= 7 && mt->format == MESA_FORMAT_Z_UNORM16)
       return 8;
 
+   if (brw->gen == 8 && mt->mcs_mt && mt->num_samples <= 1)
+      return 16;
+
    return 4;
 }