gallium: add PIPE_CAP_NIR_SAMPLERS_AS_DEREF

Reviewed-by: Marek Olšák <marek.olsak@amd.com>

src/gallium/docs/source/screen.rst

@@ -396,6 +396,8 @@ The integer capabilities:
   ``TGSI_PROPERTY_FS_POST_DEPTH_COVERAGE`` is supported.
 * ``PIPE_CAP_BINDLESS_TEXTURE``: Whether bindless texture operations are
   supported.
+* ``PIPE_CAP_NIR_SAMPLERS_AS_DEREF``: Whether NIR tex instructions should
+  reference texture and sampler as NIR derefs instead of by indices.
 
 
 .. _pipe_capf:

src/gallium/drivers/etnaviv/etnaviv_screen.c

@@ -260,6 +260,7 @@ etna_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
    case PIPE_CAP_POST_DEPTH_COVERAGE:
    case PIPE_CAP_BINDLESS_TEXTURE:
+   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
       return 0;
 
    /* Stream output. */

src/gallium/drivers/freedreno/freedreno_screen.c

@@ -321,6 +321,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 	case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
 	case PIPE_CAP_POST_DEPTH_COVERAGE:
 	case PIPE_CAP_BINDLESS_TEXTURE:
+	case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
 		return 0;
 
 	case PIPE_CAP_MAX_VIEWPORTS:

src/gallium/drivers/i915/i915_screen.c

@@ -310,6 +310,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
    case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX:
    case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
    case PIPE_CAP_BINDLESS_TEXTURE:
+   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
       return 0;
 
    case PIPE_CAP_MAX_VIEWPORTS:

src/gallium/drivers/llvmpipe/lp_screen.c

@@ -356,6 +356,7 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
    case PIPE_CAP_POST_DEPTH_COVERAGE:
    case PIPE_CAP_BINDLESS_TEXTURE:
+   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
       return 0;
    }
    /* should only get here on unhandled cases */

src/gallium/drivers/nouveau/nv30/nv30_screen.c

@@ -220,6 +220,7 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX:
    case PIPE_CAP_POST_DEPTH_COVERAGE:
    case PIPE_CAP_BINDLESS_TEXTURE:
+   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:

src/gallium/drivers/nouveau/nv50/nv50_screen.c

@@ -272,6 +272,7 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT:
    case PIPE_CAP_POST_DEPTH_COVERAGE:
    case PIPE_CAP_BINDLESS_TEXTURE:
+   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:

src/gallium/drivers/nouveau/nvc0/nvc0_screen.c

@@ -301,6 +301,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_INT64_DIVMOD:
    case PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE:
    case PIPE_CAP_BINDLESS_TEXTURE:
+   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:

src/gallium/drivers/r300/r300_screen.c

@@ -242,6 +242,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
         case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX:
         case PIPE_CAP_POST_DEPTH_COVERAGE:
         case PIPE_CAP_BINDLESS_TEXTURE:
+        case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
             return 0;
 
         /* SWTCL-only features. */

src/gallium/drivers/r600/r600_pipe.c

@@ -398,6 +398,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT:
 	case PIPE_CAP_POST_DEPTH_COVERAGE:
 	case PIPE_CAP_BINDLESS_TEXTURE:
+	case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
 		return 0;
 
 	case PIPE_CAP_DOUBLES:

src/gallium/drivers/radeonsi/si_pipe.c

@@ -511,6 +511,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_BINDLESS_TEXTURE:
 	case PIPE_CAP_QUERY_TIMESTAMP:
 	case PIPE_CAP_QUERY_TIME_ELAPSED:
+	case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
 		return 1;
 
 	case PIPE_CAP_INT64:

src/gallium/drivers/softpipe/sp_screen.c

@@ -306,6 +306,7 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
    case PIPE_CAP_POST_DEPTH_COVERAGE:
    case PIPE_CAP_BINDLESS_TEXTURE:
+   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
       return 0;
    case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
       return 4;

src/gallium/drivers/svga/svga_screen.c

@@ -450,6 +450,7 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
    case PIPE_CAP_POST_DEPTH_COVERAGE:
    case PIPE_CAP_BINDLESS_TEXTURE:
+   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
       return 0;
    }
 

src/gallium/drivers/swr/swr_screen.cpp

@@ -339,6 +339,7 @@ swr_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
    case PIPE_CAP_POST_DEPTH_COVERAGE:
    case PIPE_CAP_BINDLESS_TEXTURE:
+   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:

src/gallium/drivers/vc4/vc4_screen.c

@@ -261,6 +261,7 @@ vc4_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 	case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX:
         case PIPE_CAP_POST_DEPTH_COVERAGE:
         case PIPE_CAP_BINDLESS_TEXTURE:
+        case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
                 return 0;
 
                 /* Stream output. */

src/gallium/drivers/virgl/virgl_screen.c

@@ -265,6 +265,7 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
    case PIPE_CAP_POST_DEPTH_COVERAGE:
    case PIPE_CAP_BINDLESS_TEXTURE:
+   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
       return 0;
    case PIPE_CAP_VENDOR_ID:
       return 0x1af4;

src/gallium/include/pipe/p_defines.h

@@ -780,6 +780,7 @@ enum pipe_cap
    PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION,
    PIPE_CAP_POST_DEPTH_COVERAGE,
    PIPE_CAP_BINDLESS_TEXTURE,
+   PIPE_CAP_NIR_SAMPLERS_AS_DEREF,
 };
 
 #define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)