[Mesa-dev] [PATCH 05/11] gallium: add PIPE_SHADER_CAP_MAX_BUFFERS

Ilia Mirkin imirkin at alum.mit.edu
Sat Sep 26 23:33:21 PDT 2015


Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---
 src/gallium/auxiliary/gallivm/lp_bld_limits.h    | 1 +
 src/gallium/auxiliary/tgsi/tgsi_exec.h           | 1 +
 src/gallium/docs/source/screen.rst               | 4 ++++
 src/gallium/drivers/freedreno/freedreno_screen.c | 2 ++
 src/gallium/drivers/nouveau/nv30/nv30_screen.c   | 2 ++
 src/gallium/drivers/nouveau/nv50/nv50_screen.c   | 1 +
 src/gallium/drivers/nouveau/nvc0/nvc0_screen.c   | 1 +
 src/gallium/drivers/r300/r300_screen.c           | 2 ++
 src/gallium/drivers/r600/r600_pipe.c             | 1 +
 src/gallium/drivers/radeonsi/si_pipe.c           | 2 ++
 src/gallium/drivers/svga/svga_screen.c           | 3 +++
 src/gallium/drivers/vc4/vc4_screen.c             | 2 ++
 src/gallium/include/pipe/p_defines.h             | 3 ++-
 13 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_limits.h b/src/gallium/auxiliary/gallivm/lp_bld_limits.h
index 571c615..1f49157 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_limits.h
+++ b/src/gallium/auxiliary/gallivm/lp_bld_limits.h
@@ -136,6 +136,7 @@ gallivm_get_shader_param(enum pipe_shader_cap param)
    case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
+   case PIPE_SHADER_CAP_MAX_BUFFERS:
       return 0;
    }
    /* if we get here, we missed a shader cap above (and should have seen
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.h b/src/gallium/auxiliary/tgsi/tgsi_exec.h
index a371aa9..be77979 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.h
@@ -473,6 +473,7 @@ tgsi_exec_get_shader_param(enum pipe_shader_cap param)
       return 1;
    case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
+   case PIPE_SHADER_CAP_MAX_BUFFERS:
       return 0;
    }
    /* if we get here, we missed a shader cap above (and should have seen
diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index e780047..e2550f5 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -356,6 +356,10 @@ to be 0.
   are supported.
 * ``PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE``: Whether the driver doesn't
   ignore tgsi_declaration_range::Last for shader inputs and outputs.
+* ``PIPE_SHADER_CAP_MAX_BUFFERS``: Maximum number of memory buffers
+  (also used to implement atomic counters). Having this be non-0 also
+  implies support for the ``LOAD``, ``STORE``, and ``ATOM*`` TGSI
+  opcodes.
 
 
 .. _pipe_compute_cap:
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index c9228c5..34f33c2 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -404,6 +404,8 @@ fd_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
 		return 16;
 	case PIPE_SHADER_CAP_PREFERRED_IR:
 		return PIPE_SHADER_IR_TGSI;
+	case PIPE_SHADER_CAP_MAX_BUFFERS:
+		return 0;
 	}
 	debug_printf("unknown shader param %d\n", param);
 	return 0;
diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index 806d4e6..461795d 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -261,6 +261,7 @@ nv30_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
       case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
       case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
       case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
+      case PIPE_SHADER_CAP_MAX_BUFFERS:
          return 0;
       default:
          debug_printf("unknown vertex shader param %d\n", param);
@@ -302,6 +303,7 @@ nv30_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
       case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
       case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
       case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
+      case PIPE_SHADER_CAP_MAX_BUFFERS:
          return 0;
       default:
          debug_printf("unknown fragment shader param %d\n", param);
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index c3bbc83..f74daac 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -297,6 +297,7 @@ nv50_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
    case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
+   case PIPE_SHADER_CAP_MAX_BUFFERS:
       return 0;
    default:
       NOUVEAU_ERR("unknown PIPE_SHADER_CAP %d\n", param);
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index 1909b91..12388b8 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -306,6 +306,7 @@ nvc0_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
    case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
+   case PIPE_SHADER_CAP_MAX_BUFFERS:
       return 0;
    case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
       return 16; /* would be 32 in linked (OpenGL-style) mode */
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index e669ba2..426cb2f 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -300,6 +300,7 @@ static int r300_get_shader_param(struct pipe_screen *pscreen, unsigned shader, e
         case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
         case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
         case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
+        case PIPE_SHADER_CAP_MAX_BUFFERS:
             return 0;
         case PIPE_SHADER_CAP_PREFERRED_IR:
             return PIPE_SHADER_IR_TGSI;
@@ -356,6 +357,7 @@ static int r300_get_shader_param(struct pipe_screen *pscreen, unsigned shader, e
         case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
         case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
         case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
+        case PIPE_SHADER_CAP_MAX_BUFFERS:
             return 0;
         case PIPE_SHADER_CAP_PREFERRED_IR:
             return PIPE_SHADER_IR_TGSI;
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 36d7e68..71e58b0 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -508,6 +508,7 @@ static int r600_get_shader_param(struct pipe_screen* pscreen, unsigned shader, e
 	case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
 	case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
 	case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
+	case PIPE_SHADER_CAP_MAX_BUFFERS:
 		return 0;
 	}
 	return 0;
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 9edee50..5529a31 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -498,6 +498,8 @@ static int si_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enu
 	case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
 	case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
 		return 1;
+	case PIPE_SHADER_CAP_MAX_BUFFERS:
+		return 0;
 	}
 	return 0;
 }
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index 44b6f4a..7dea794 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -453,6 +453,7 @@ vgpu9_get_shader_param(struct pipe_screen *screen, unsigned shader,
       case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
       case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
       case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
+      case PIPE_SHADER_CAP_MAX_BUFFERS:
          return 0;
       }
       /* If we get here, we failed to handle a cap above */
@@ -509,6 +510,7 @@ vgpu9_get_shader_param(struct pipe_screen *screen, unsigned shader,
       case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
       case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
       case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
+      case PIPE_SHADER_CAP_MAX_BUFFERS:
          return 0;
       }
       /* If we get here, we failed to handle a cap above */
@@ -598,6 +600,7 @@ vgpu10_get_shader_param(struct pipe_screen *screen, unsigned shader,
    case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
+   case PIPE_SHADER_CAP_MAX_BUFFERS:
       return 0;
    default:
       debug_printf("Unexpected vgpu10 shader query %u\n", param);
diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c
index c4b52e1..e29fd3e 100644
--- a/src/gallium/drivers/vc4/vc4_screen.c
+++ b/src/gallium/drivers/vc4/vc4_screen.c
@@ -335,6 +335,8 @@ vc4_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
                 return VC4_MAX_TEXTURE_SAMPLERS;
         case PIPE_SHADER_CAP_PREFERRED_IR:
                 return PIPE_SHADER_IR_TGSI;
+        case PIPE_SHADER_CAP_MAX_BUFFERS:
+                return 0;
         default:
                 fprintf(stderr, "unknown shader param %d\n", param);
                 return 0;
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 47fa82a..bea865f 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -695,7 +695,8 @@ enum pipe_shader_cap
    PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED, /* all rounding modes */
    PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED,
    PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED,
-   PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE
+   PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE,
+   PIPE_SHADER_CAP_MAX_BUFFERS,
 };
 
 /**
-- 
2.4.9



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