From: Tom Stellard Date: Wed, 10 Jul 2013 04:21:39 +0000 (-0700) Subject: gallium: Add PIPE_CAP_ENDIANNESS X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4e90bc9a12bea93c6b5522abe8151a8cfe1d6d1d;p=mesa.git gallium: Add PIPE_CAP_ENDIANNESS Cc: mesa-stable@lists.freedesktop.org [ Francisco Jerez: Fix "PIPE_ENDIAN_SMALL" in the documentation, define PIPE_ENDIAN_NATIVE. ] --- diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst index 683080c0f1c..60c9af11b06 100644 --- a/src/gallium/docs/source/screen.rst +++ b/src/gallium/docs/source/screen.rst @@ -168,6 +168,8 @@ The integer capabilities: since they are linked) a driver can support. Returning 0 is equivalent to returning 1 because every driver has to support at least a single viewport/scissor combination. +* ''PIPE_CAP_ENDIANNESS``:: The endianness of the device. Either + PIPE_ENDIAN_BIG or PIPE_ENDIAN_LITTLE. .. _pipe_capf: diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c index ff45b3ebead..52d51c22966 100644 --- a/src/gallium/drivers/freedreno/freedreno_screen.c +++ b/src/gallium/drivers/freedreno/freedreno_screen.c @@ -227,6 +227,9 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param) case PIPE_CAP_MAX_TEXEL_OFFSET: return 7; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_LITTLE; + default: DBG("unknown param %d", param); return 0; diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c index 3c751c51bb0..556dda8d337 100644 --- a/src/gallium/drivers/i915/i915_screen.c +++ b/src/gallium/drivers/i915/i915_screen.c @@ -263,6 +263,8 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap) case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: return 0; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_LITTLE; default: debug_printf("%s: Unknown cap %u.\n", __FUNCTION__, cap); diff --git a/src/gallium/drivers/ilo/ilo_screen.c b/src/gallium/drivers/ilo/ilo_screen.c index 75fee906712..e8262bc133c 100644 --- a/src/gallium/drivers/ilo/ilo_screen.c +++ b/src/gallium/drivers/ilo/ilo_screen.c @@ -421,6 +421,8 @@ ilo_get_param(struct pipe_screen *screen, enum pipe_cap param) return 1 << 27; case PIPE_CAP_MAX_VIEWPORTS: return ILO_MAX_VIEWPORTS; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_LITTLE; default: return 0; diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c index 26aac329e67..b3cd77fe8d4 100644 --- a/src/gallium/drivers/llvmpipe/lp_screen.c +++ b/src/gallium/drivers/llvmpipe/lp_screen.c @@ -231,6 +231,8 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param) return 0; case PIPE_CAP_MAX_VIEWPORTS: return PIPE_MAX_VIEWPORTS; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_NATIVE; } /* should only get here on unhandled cases */ debug_printf("Unexpected PIPE_CAP %d query\n", param); diff --git a/src/gallium/drivers/nv30/nv30_screen.c b/src/gallium/drivers/nv30/nv30_screen.c index 07ffc80161d..3d55d6fd649 100644 --- a/src/gallium/drivers/nv30/nv30_screen.c +++ b/src/gallium/drivers/nv30/nv30_screen.c @@ -130,6 +130,8 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param) case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY: case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER: return 1; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_LITTLE; default: debug_printf("unknown param %d\n", param); return 0; diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c index 2ed85d6d2d9..2951eb4156d 100644 --- a/src/gallium/drivers/nv50/nv50_screen.c +++ b/src/gallium/drivers/nv50/nv50_screen.c @@ -189,6 +189,8 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param) return 0; case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK: return PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_LITTLE; default: NOUVEAU_ERR("unknown PIPE_CAP %d\n", param); return 0; diff --git a/src/gallium/drivers/nvc0/nvc0_screen.c b/src/gallium/drivers/nvc0/nvc0_screen.c index b5abee38a35..201d12fd3df 100644 --- a/src/gallium/drivers/nvc0/nvc0_screen.c +++ b/src/gallium/drivers/nvc0/nvc0_screen.c @@ -179,6 +179,8 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param) return 1; case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK: return PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_LITTLE; default: NOUVEAU_ERR("unknown PIPE_CAP %d\n", param); return 0; diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c index 9c5d5f24c74..8d7ffa94f35 100644 --- a/src/gallium/drivers/r300/r300_screen.c +++ b/src/gallium/drivers/r300/r300_screen.c @@ -190,6 +190,8 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param) /* Render targets. */ case PIPE_CAP_MAX_RENDER_TARGETS: return 4; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_LITTLE; } return 0; } diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c index 49abf50487e..74dd9606a34 100644 --- a/src/gallium/drivers/r600/r600_pipe.c +++ b/src/gallium/drivers/r600/r600_pipe.c @@ -679,6 +679,8 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param) case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK: return PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_LITTLE; } return 0; } diff --git a/src/gallium/drivers/radeonsi/radeonsi_pipe.c b/src/gallium/drivers/radeonsi/radeonsi_pipe.c index 463cc729cd3..69b9ca97898 100644 --- a/src/gallium/drivers/radeonsi/radeonsi_pipe.c +++ b/src/gallium/drivers/radeonsi/radeonsi_pipe.c @@ -440,6 +440,8 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param) case PIPE_CAP_MAX_TEXEL_OFFSET: return 7; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_LITTLE; } return 0; } diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c index 2abfe896fab..f6acdc872d2 100644 --- a/src/gallium/drivers/softpipe/sp_screen.c +++ b/src/gallium/drivers/softpipe/sp_screen.c @@ -183,6 +183,8 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param) return 0; case PIPE_CAP_MAX_VIEWPORTS: return 1; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_NATIVE; } /* should only get here on unhandled cases */ debug_printf("Unexpected PIPE_CAP %d query\n", param); diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c index 7bf62859048..40b35ccb6f8 100644 --- a/src/gallium/drivers/svga/svga_screen.c +++ b/src/gallium/drivers/svga/svga_screen.c @@ -270,6 +270,8 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param) return 1; case PIPE_CAP_MAX_VIEWPORTS: return 1; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_LITTLE; } debug_printf("Unexpected PIPE_CAP_ query %u\n", param); diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h index 9feaef8a983..fb42cdffea6 100644 --- a/src/gallium/include/pipe/p_defines.h +++ b/src/gallium/include/pipe/p_defines.h @@ -507,12 +507,22 @@ enum pipe_cap { PIPE_CAP_QUERY_PIPELINE_STATISTICS = 81, PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK = 82, PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE = 83, - PIPE_CAP_MAX_VIEWPORTS = 84 + PIPE_CAP_MAX_VIEWPORTS = 84, + PIPE_CAP_ENDIANNESS = 85 }; #define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0) #define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600 (1 << 1) +enum pipe_endian { + PIPE_ENDIAN_LITTLE = 0, + PIPE_ENDIAN_BIG = 1, +#if defined(PIPE_ARCH_LITTLE_ENDIAN) + PIPE_ENDIAN_NATIVE = PIPE_ENDIAN_LITTLE +#elif defined(PIPE_ARCH_BIG_ENDIAN) + PIPE_ENDIAN_NATIVE = PIPE_ENDIAN_BIG +#endif +}; /** * Implementation limits which are queried through