isl: Fix width check in isl_gen7_choose_msaa_layout.

The restriction is supposed to apply if the width *field* is >= 8192,
meaning the actual width *value* is >= 8193.

The code also incorrectly used == for some reason.

Reviewed-by: Juan A. Suarez Romero <jasuarez@igalia.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>

diff --git a/src/intel/isl/isl_gen7.c b/src/intel/isl/isl_gen7.c
index 24d411f..c42428c 100644 (file)
--- a/src/intel/isl/isl_gen7.c
+++ b/src/intel/isl/isl_gen7.c
@@ -132,7 +132,7 @@ isl_gen7_choose_msaa_layout(const struct isl_device *dev,
     *    is >= 8192 (meaning the actual surface width is >= 8193 pixels), this
     *    field must be set to MSFMT_MSS.
     */
-   if (info->samples == 8 && info->width == 8192)
+   if (info->samples == 8 && info->width > 8192)
       require_array = true;
 
    /* From the Ivybridge PRM, Volume 4 Part 1 p72, SURFACE_STATE, Multisampled