gallium: Add and handle PIPE_CAP_CONDITIONAL_RENDER_INVERTED

Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Signed-off-by: Tobias Klausmann <tobias.johannes.klausmann@mni.thm.de>

src/gallium/docs/source/screen.rst

@@ -223,6 +223,8 @@ The integer capabilities:
 * ``PIPE_CAP_VIDEO_MEMORY``: The amount of video memory in megabytes.
 * ``PIPE_CAP_UMA``: If the device has a unified memory architecture or on-card
   memory and GART.
+* ``PIPE_CAP_CONDITIONAL_RENDER_INVERTED``: Whether the driver supports inverted
+  condition for conditional rendering.
 
 
 .. _pipe_capf:

src/gallium/drivers/freedreno/freedreno_screen.c

@@ -217,6 +217,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 	case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
 	case PIPE_CAP_DRAW_INDIRECT:
 	case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+	case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
 		return 0;
 
 	/* Stream output. */

src/gallium/drivers/i915/i915_screen.c

@@ -222,6 +222,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
    case PIPE_CAP_SAMPLE_SHADING:
    case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
    case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
+   case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
       return 0;
 
    case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:

src/gallium/drivers/ilo/ilo_screen.c

@@ -435,6 +435,7 @@ ilo_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_MAX_VERTEX_STREAMS:
    case PIPE_CAP_DRAW_INDIRECT:
    case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+   case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:

src/gallium/drivers/llvmpipe/lp_screen.c

@@ -250,6 +250,7 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
    case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
    case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+   case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
       return 0;
    case PIPE_CAP_FAKE_SW_MSAA:
       return 1;

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

@@ -152,6 +152,7 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_COMPUTE:
    case PIPE_CAP_DRAW_INDIRECT:
    case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+   case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:

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

@@ -200,6 +200,7 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
    case PIPE_CAP_COMPUTE:
    case PIPE_CAP_DRAW_INDIRECT:
+   case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:

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

@@ -172,6 +172,8 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
       return (class_3d >= NVE4_3D_CLASS) ? 1 : 0;
    case PIPE_CAP_COMPUTE:
       return (class_3d == NVE4_3D_CLASS) ? 1 : 0;
+   case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
+     return 0;
 
    /* unsupported caps */
    case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:

src/gallium/drivers/r300/r300_screen.c

@@ -179,6 +179,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
         case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
         case PIPE_CAP_DRAW_INDIRECT:
         case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+        case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
             return 0;
 
         /* SWTCL-only features. */

src/gallium/drivers/r600/r600_pipe.c

@@ -319,6 +319,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_SAMPLE_SHADING:
 	case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
 	case PIPE_CAP_DRAW_INDIRECT:
+	case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
 		return 0;
 
 	/* Stream output. */

src/gallium/drivers/radeonsi/si_pipe.c

@@ -255,6 +255,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
 	case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
 	case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+	case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
 		return 0;
 
 	case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:

src/gallium/drivers/softpipe/sp_screen.c

@@ -222,6 +222,8 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    }
    case PIPE_CAP_UMA:
       return 0;
+   case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
+      return 0;
    }
    /* should only get here on unhandled cases */
    debug_printf("Unexpected PIPE_CAP %d query\n", param);

src/gallium/drivers/svga/svga_screen.c

@@ -279,6 +279,7 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
    case PIPE_CAP_DRAW_INDIRECT:
    case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+   case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
       return 0;
    case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
       return 64;

src/gallium/drivers/vc4/vc4_screen.c

@@ -159,6 +159,7 @@ vc4_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
         case PIPE_CAP_MAX_VERTEX_STREAMS:
         case PIPE_CAP_DRAW_INDIRECT:
         case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+        case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
                 return 0;
 
                 /* Stream output. */

src/gallium/include/pipe/p_defines.h

@@ -568,6 +568,7 @@ enum pipe_cap {
    PIPE_CAP_ACCELERATED = 105,
    PIPE_CAP_VIDEO_MEMORY = 106,
    PIPE_CAP_UMA = 107,
+   PIPE_CAP_CONDITIONAL_RENDER_INVERTED = 108,
 };
 
 #define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)