Mesa (main): zink: support 16bit rgbx formats

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Module: Mesa
Branch: main
Commit: a2fb67209e945ff00f29573a972050139493b9e2
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=a2fb67209e945ff00f29573a972050139493b9e2

Author: Mike Blumenkrantz <michael.blumenkrantz at gmail.com>
Date:   Fri Apr  2 11:59:52 2021 -0400

zink: support 16bit rgbx formats

Reviewed-by: Dave Airlie <airlied at redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12831>

---

 src/gallium/drivers/zink/zink_screen.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/gallium/drivers/zink/zink_screen.c b/src/gallium/drivers/zink/zink_screen.c
index ba0e9417575..5f574010bba 100644
--- a/src/gallium/drivers/zink/zink_screen.c
+++ b/src/gallium/drivers/zink/zink_screen.c
@@ -1252,6 +1252,15 @@ emulate_x8(enum pipe_format format)
    case PIPE_FORMAT_R8G8B8X8_UNORM:
       return PIPE_FORMAT_R8G8B8A8_UNORM;
 
+   case PIPE_FORMAT_R16G16B16X16_FLOAT:
+      return PIPE_FORMAT_R16G16B16A16_FLOAT;
+   case PIPE_FORMAT_R16G16B16X16_SINT:
+      return PIPE_FORMAT_R16G16B16A16_SINT;
+   case PIPE_FORMAT_R16G16B16X16_SNORM:
+      return PIPE_FORMAT_R16G16B16A16_SNORM;
+   case PIPE_FORMAT_R16G16B16X16_UNORM:
+      return PIPE_FORMAT_R16G16B16A16_UNORM;
+
    default:
       return format;
    }