i965/i915: Add UYVY as the supported format

Trigger the correct sampler options for it. Similar with YUYV

Reviewed-by: Kristian H. Kristensen <hoegsberg@google.com>

src/intel/compiler/brw_compiler.h

@@ -168,6 +168,7 @@ struct brw_sampler_prog_key_data {
    uint32_t y_u_v_image_mask;
    uint32_t y_uv_image_mask;
    uint32_t yx_xuxv_image_mask;
+   uint32_t xy_uxvx_image_mask;
 };
 
 /**

src/intel/compiler/brw_nir.c

@@ -770,6 +770,7 @@ brw_nir_apply_sampler_key(nir_shader *nir,
    tex_options.lower_y_uv_external = key_tex->y_uv_image_mask;
    tex_options.lower_y_u_v_external = key_tex->y_u_v_image_mask;
    tex_options.lower_yx_xuxv_external = key_tex->yx_xuxv_image_mask;
+   tex_options.lower_xy_uxvx_external = key_tex->xy_uxvx_image_mask;
 
    if (nir_lower_tex(nir, &tex_options)) {
       nir_validate_shader(nir);

src/mesa/drivers/dri/i915/intel_screen.c

@@ -227,17 +227,20 @@ static struct intel_image_format intel_image_formats[] = {
      { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
        { 1, 1, 0, __DRI_IMAGE_FORMAT_GR88, 2 } } },
 
-   /* For YUYV buffers, we set up two overlapping DRI images and treat
+   /* For YUYV and UYVY buffers, we set up two overlapping DRI images
-    * them as planar buffers in the compositors.  Plane 0 is GR88 and
+    * and treat them as planar buffers in the compositors.
-    * samples YU or YV pairs and places Y into the R component, while
+    * Plane 0 is GR88 and samples YU or YV pairs and places Y into
-    * plane 1 is ARGB and samples YUYV clusters and places pairs and
+    * the R component, while plane 1 is ARGB/ABGR and samples YUYV/UYVY
-    * places U into the G component and V into A.  This lets the
+    * clusters and places pairs and places U into the G component and
-    * texture sampler interpolate the Y components correctly when
+    * V into A.  This lets the texture sampler interpolate the Y
-    * sampling from plane 0, and interpolate U and V correctly when
+    * components correctly when sampling from plane 0, and interpolate
-    * sampling from plane 1. */
+    * U and V correctly when sampling from plane 1. */
    { __DRI_IMAGE_FOURCC_YUYV, __DRI_IMAGE_COMPONENTS_Y_XUXV, 2,
      { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 },
-       { 0, 1, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } }
+       { 0, 1, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } },
+   { __DRI_IMAGE_FOURCC_UYVY, __DRI_IMAGE_COMPONENTS_Y_UXVX, 2,
+     { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 },
+       { 0, 1, 0, __DRI_IMAGE_FORMAT_ABGR8888, 4 } } }
 };
 
 static __DRIimage *

src/mesa/drivers/dri/i965/brw_wm.c

@@ -270,6 +270,10 @@ brw_debug_recompile_sampler_key(struct brw_context *brw,
    found |= key_debug(brw, "yx_xuxv image bound",
                       old_key->yx_xuxv_image_mask,
                       key->yx_xuxv_image_mask);
+   found |= key_debug(brw, "xy_uxvx image bound",
+                      old_key->xy_uxvx_image_mask,
+                      key->xy_uxvx_image_mask);
+
 
    for (unsigned int i = 0; i < MAX_SAMPLERS; i++) {
       found |= key_debug(brw, "textureGather workarounds",
@@ -412,6 +416,9 @@ brw_populate_sampler_prog_key_data(struct gl_context *ctx,
             case __DRI_IMAGE_COMPONENTS_Y_XUXV:
                key->yx_xuxv_image_mask |= 1 << s;
                break;
+            case __DRI_IMAGE_COMPONENTS_Y_UXVX:
+               key->xy_uxvx_image_mask |= 1 << s;
+               break;
             default:
                break;
             }

src/mesa/drivers/dri/i965/intel_screen.c

@@ -278,17 +278,20 @@ static struct intel_image_format intel_image_formats[] = {
      { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
        { 1, 1, 0, __DRI_IMAGE_FORMAT_GR88, 2 } } },
 
-   /* For YUYV buffers, we set up two overlapping DRI images and treat
+   /* For YUYV and UYVY buffers, we set up two overlapping DRI images
-    * them as planar buffers in the compositors.  Plane 0 is GR88 and
+    * and treat them as planar buffers in the compositors.
-    * samples YU or YV pairs and places Y into the R component, while
+    * Plane 0 is GR88 and samples YU or YV pairs and places Y into
-    * plane 1 is ARGB and samples YUYV clusters and places pairs and
+    * the R component, while plane 1 is ARGB/ABGR and samples YUYV/UYVY
-    * places U into the G component and V into A.  This lets the
+    * clusters and places pairs and places U into the G component and
-    * texture sampler interpolate the Y components correctly when
+    * V into A.  This lets the texture sampler interpolate the Y
-    * sampling from plane 0, and interpolate U and V correctly when
+    * components correctly when sampling from plane 0, and interpolate
-    * sampling from plane 1. */
+    * U and V correctly when sampling from plane 1. */
    { __DRI_IMAGE_FOURCC_YUYV, __DRI_IMAGE_COMPONENTS_Y_XUXV, 2,
      { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 },
-       { 0, 1, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } }
+       { 0, 1, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } },
+   { __DRI_IMAGE_FOURCC_UYVY, __DRI_IMAGE_COMPONENTS_Y_UXVX, 2,
+     { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 },
+       { 0, 1, 0, __DRI_IMAGE_FORMAT_ABGR8888, 4 } } }
 };
 
 static const struct {