[Mesa-dev] [PATCH 1/2] gallium: Add PIPE_CAP_HALFS

Jan Vesely jan.vesely at rutgers.edu
Sat Sep 2 00:55:16 UTC 2017


Denotes native half precision float operations capability

Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
---
I can change the spelling to HALVES, but simplified english sounded more
appropriate.

 src/gallium/docs/source/screen.rst               | 1 +
 src/gallium/drivers/etnaviv/etnaviv_screen.c     | 1 +
 src/gallium/drivers/freedreno/freedreno_screen.c | 1 +
 src/gallium/drivers/i915/i915_screen.c           | 1 +
 src/gallium/drivers/llvmpipe/lp_screen.c         | 1 +
 src/gallium/drivers/nouveau/nv30/nv30_screen.c   | 1 +
 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           | 1 +
 src/gallium/drivers/r600/r600_pipe.c             | 1 +
 src/gallium/drivers/radeonsi/si_pipe.c           | 1 +
 src/gallium/drivers/softpipe/sp_screen.c         | 1 +
 src/gallium/drivers/svga/svga_screen.c           | 1 +
 src/gallium/drivers/swr/swr_screen.cpp           | 1 +
 src/gallium/drivers/vc4/vc4_screen.c             | 1 +
 src/gallium/drivers/virgl/virgl_screen.c         | 1 +
 src/gallium/include/pipe/p_defines.h             | 1 +
 17 files changed, 17 insertions(+)

diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index be14ddd0c0..e27a0e8325 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -370,6 +370,7 @@ The integer capabilities:
 * ``PIPE_CAP_TGSI_MUL_ZERO_WINS``: Whether TGSI shaders support the
   ``TGSI_PROPERTY_MUL_ZERO_WINS`` shader property.
 * ``PIPE_CAP_DOUBLES``: Whether double precision floating-point operations
+* ``PIPE_CAP_HALFS``: Whether half precision floating-point operations
   are supported.
 * ``PIPE_CAP_INT64``: Whether 64-bit integer operations are supported.
 * ``PIPE_CAP_INT64_DIVMOD``: Whether 64-bit integer division/modulo
diff --git a/src/gallium/drivers/etnaviv/etnaviv_screen.c b/src/gallium/drivers/etnaviv/etnaviv_screen.c
index f400e423de..9b4ff5bbf9 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_screen.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_screen.c
@@ -248,6 +248,7 @@ etna_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_TGSI_FS_FBFETCH:
    case PIPE_CAP_TGSI_MUL_ZERO_WINS:
    case PIPE_CAP_DOUBLES:
+   case PIPE_CAP_HALFS:
    case PIPE_CAP_INT64:
    case PIPE_CAP_INT64_DIVMOD:
    case PIPE_CAP_TGSI_TEX_TXF_LZ:
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index b26f67e4e2..949c79cfa0 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -309,6 +309,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 	case PIPE_CAP_TGSI_FS_FBFETCH:
 	case PIPE_CAP_TGSI_MUL_ZERO_WINS:
 	case PIPE_CAP_DOUBLES:
+	case PIPE_CAP_HALFS:
 	case PIPE_CAP_INT64:
 	case PIPE_CAP_INT64_DIVMOD:
 	case PIPE_CAP_TGSI_TEX_TXF_LZ:
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index e700e294da..d4ca6d6dfc 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -300,6 +300,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
    case PIPE_CAP_TGSI_FS_FBFETCH:
    case PIPE_CAP_TGSI_MUL_ZERO_WINS:
    case PIPE_CAP_DOUBLES:
+   case PIPE_CAP_HALFS:
    case PIPE_CAP_INT64:
    case PIPE_CAP_INT64_DIVMOD:
    case PIPE_CAP_TGSI_TEX_TXF_LZ:
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index 32a405088f..a3ba042733 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -359,6 +359,7 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_BINDLESS_TEXTURE:
    case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
    case PIPE_CAP_MEMOBJ:
+   case PIPE_CAP_HALFS:
       return 0;
    }
    /* should only get here on unhandled cases */
diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index 72f886c911..084bc887ee 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -209,6 +209,7 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_TGSI_FS_FBFETCH:
    case PIPE_CAP_TGSI_MUL_ZERO_WINS:
    case PIPE_CAP_DOUBLES:
+   case PIPE_CAP_HALFS:
    case PIPE_CAP_INT64:
    case PIPE_CAP_INT64_DIVMOD:
    case PIPE_CAP_TGSI_TEX_TXF_LZ:
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index 0f25cd5fed..6b40515748 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -264,6 +264,7 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY:
    case PIPE_CAP_TGSI_FS_FBFETCH:
    case PIPE_CAP_DOUBLES:
+   case PIPE_CAP_HALFS:
    case PIPE_CAP_INT64:
    case PIPE_CAP_INT64_DIVMOD:
    case PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index f64ac2625d..feb21e71f8 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -304,6 +304,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
    case PIPE_CAP_QUERY_SO_OVERFLOW:
    case PIPE_CAP_MEMOBJ:
+   case PIPE_CAP_HALFS:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index ff68ffd7bc..5f952ffa5d 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -231,6 +231,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
         case PIPE_CAP_TGSI_FS_FBFETCH:
         case PIPE_CAP_TGSI_MUL_ZERO_WINS:
         case PIPE_CAP_DOUBLES:
+	case PIPE_CAP_HALFS:
         case PIPE_CAP_INT64:
         case PIPE_CAP_INT64_DIVMOD:
         case PIPE_CAP_TGSI_TEX_TXF_LZ:
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 023f1b4bd1..f3acc37296 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -388,6 +388,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_NATIVE_FENCE_FD:
 	case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY:
 	case PIPE_CAP_TGSI_FS_FBFETCH:
+	case PIPE_CAP_HALFS:
 	case PIPE_CAP_INT64:
 	case PIPE_CAP_INT64_DIVMOD:
 	case PIPE_CAP_TGSI_TEX_TXF_LZ:
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 18d5806ac8..d8f7b3db59 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -479,6 +479,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
 	case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS:
 	case PIPE_CAP_DOUBLES:
+	case PIPE_CAP_HALFS:
 	case PIPE_CAP_TGSI_TEX_TXF_LZ:
 	case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT:
 	case PIPE_CAP_BINDLESS_TEXTURE:
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index 2988095eec..68bc43d8e2 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -310,6 +310,7 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_BINDLESS_TEXTURE:
    case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
    case PIPE_CAP_MEMOBJ:
+   case PIPE_CAP_HALFS:
       return 0;
    case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
       return 4;
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index ef3e07ea38..35ac530965 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -438,6 +438,7 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_TGSI_FS_FBFETCH:
    case PIPE_CAP_TGSI_MUL_ZERO_WINS:
    case PIPE_CAP_DOUBLES:
+   case PIPE_CAP_HALFS:
    case PIPE_CAP_INT64:
    case PIPE_CAP_INT64_DIVMOD:
    case PIPE_CAP_TGSI_TEX_TXF_LZ:
diff --git a/src/gallium/drivers/swr/swr_screen.cpp b/src/gallium/drivers/swr/swr_screen.cpp
index cc8d9955b8..ae13d37a27 100644
--- a/src/gallium/drivers/swr/swr_screen.cpp
+++ b/src/gallium/drivers/swr/swr_screen.cpp
@@ -342,6 +342,7 @@ swr_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
    case PIPE_CAP_QUERY_SO_OVERFLOW:
    case PIPE_CAP_MEMOBJ:
+   case PIPE_CAP_HALFS:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c
index e206456f24..0d1b16669a 100644
--- a/src/gallium/drivers/vc4/vc4_screen.c
+++ b/src/gallium/drivers/vc4/vc4_screen.c
@@ -250,6 +250,7 @@ vc4_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
         case PIPE_CAP_TGSI_FS_FBFETCH:
         case PIPE_CAP_TGSI_MUL_ZERO_WINS:
         case PIPE_CAP_DOUBLES:
+	case PIPE_CAP_HALFS:
         case PIPE_CAP_INT64:
         case PIPE_CAP_INT64_DIVMOD:
         case PIPE_CAP_TGSI_TEX_TXF_LZ:
diff --git a/src/gallium/drivers/virgl/virgl_screen.c b/src/gallium/drivers/virgl/virgl_screen.c
index 68d74adadd..7ab7c3b09d 100644
--- a/src/gallium/drivers/virgl/virgl_screen.c
+++ b/src/gallium/drivers/virgl/virgl_screen.c
@@ -260,6 +260,7 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE:
    case PIPE_CAP_TGSI_BALLOT:
    case PIPE_CAP_DOUBLES:
+   case PIPE_CAP_HALFS:
    case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT:
    case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX:
    case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index da7d5da734..2699b066fe 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -760,6 +760,7 @@ enum pipe_cap
    PIPE_CAP_TGSI_FS_FBFETCH,
    PIPE_CAP_TGSI_MUL_ZERO_WINS,
    PIPE_CAP_DOUBLES,
+   PIPE_CAP_HALFS,
    PIPE_CAP_INT64,
    PIPE_CAP_INT64_DIVMOD,
    PIPE_CAP_TGSI_TEX_TXF_LZ,
-- 
2.13.5



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