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isl: Only allow Y-tiling for ASTC textures

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Signed-off-by: Nanley Chery <nanley.g.chery@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
This commit is contained in:
Nanley Chery 2016-09-22 14:51:37 -07:00
parent 1625d911d7
commit faab6a0f18
1 changed files with 6 additions and 0 deletions
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6
src/intel/isl/isl_gen7.c
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@ -215,6 +215,12 @@ isl_gen6_filter_tiling(const struct isl_device *dev,
*flags &= ~ISL_TILING_W_BIT;
}
/* From the SKL+ PRMs, RENDER_SURFACE_STATE:TileMode,
* If Surface Format is ASTC*, this field must be TILEMODE_YMAJOR.
*/
if (isl_format_get_layout(info->format)->txc == ISL_TXC_ASTC)
*flags &= ISL_TILING_Y0_BIT;
/* MCS buffers are always Y-tiled */
if (isl_format_get_layout(info->format)->txc == ISL_TXC_MCS)
*flags &= ISL_TILING_Y0_BIT;