Mesa (master): iris: Advertise EXT_texture_sRGB_R8 support

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Module: Mesa
Branch: master
Commit: 2812ef2a26f4ab87d068092b1a6fa7c0dcc58202
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=2812ef2a26f4ab87d068092b1a6fa7c0dcc58202

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Wed Apr 24 13:24:18 2019 -0700

iris: Advertise EXT_texture_sRGB_R8 support

Using the luminance format, like both brw and anv do.

---

 src/gallium/drivers/iris/iris_formats.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gallium/drivers/iris/iris_formats.c b/src/gallium/drivers/iris/iris_formats.c
index ec7fd77f3a9..91a5e9e5982 100644
--- a/src/gallium/drivers/iris/iris_formats.c
+++ b/src/gallium/drivers/iris/iris_formats.c
@@ -212,6 +212,7 @@ iris_isl_format_for_pipe_format(enum pipe_format pf)
       [PIPE_FORMAT_L32A32_FLOAT]            = ISL_FORMAT_R32G32_FLOAT,
 
       /* Sadly, we have to use luminance[-alpha] formats for sRGB decoding. */
+      [PIPE_FORMAT_R8_SRGB]                 = ISL_FORMAT_L8_UNORM_SRGB,
       [PIPE_FORMAT_L8_SRGB]                 = ISL_FORMAT_L8_UNORM_SRGB,
       [PIPE_FORMAT_L8A8_SRGB]               = ISL_FORMAT_L8A8_UNORM_SRGB,