[Mesa-dev] [PATCH 2/9] gallium: Add PIPE_CAP_SURFACE_REINTERPRET_BLOCKS
Nicolai Hähnle
nhaehnle at gmail.com
Mon Jan 18 14:22:38 PST 2016
From: Nicolai Hähnle <nicolai.haehnle at amd.com>
This cap indicates whether pipe->create_surface can reinterpret a texture
as a surface with a format of different block width/height (but equal
block size).
---
src/gallium/docs/source/screen.rst | 7 +++++++
src/gallium/drivers/freedreno/freedreno_screen.c | 1 +
src/gallium/drivers/i915/i915_screen.c | 1 +
src/gallium/drivers/ilo/ilo_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/vc4/vc4_screen.c | 1 +
src/gallium/drivers/virgl/virgl_screen.c | 1 +
src/gallium/include/pipe/p_defines.h | 1 +
16 files changed, 22 insertions(+)
diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index 06cb56d..ad1d16f 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -309,6 +309,13 @@ The integer capabilities:
for buffers is supported.
* ``PIPE_CAP_GENERATE_MIPMAP``: Indicates whether pipe_context::generate_mipmap
is supported.
+* ``PIPE_CAP_SURFACE_REINTERPRET_BLOCKS``: Indicates whether
+ pipe_context::create_surface supports reinterpreting a texture as a surface
+ of a format with different block width/height (but same block size in bits).
+ For example, a compressed texture image can be interpreted as a
+ non-compressed surface whose texels are the same number of bits as the
+ compressed blocks, and vice versa. The width and height of the surface is
+ adjusted appropriately.
.. _pipe_capf:
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index 69a55d4..92798fb 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -249,6 +249,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
case PIPE_CAP_MAX_VIEWPORTS:
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index fc4708c..eb3e3d1 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -262,6 +262,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
diff --git a/src/gallium/drivers/ilo/ilo_screen.c b/src/gallium/drivers/ilo/ilo_screen.c
index 7711c19..1efd789 100644
--- a/src/gallium/drivers/ilo/ilo_screen.c
+++ b/src/gallium/drivers/ilo/ilo_screen.c
@@ -487,6 +487,7 @@ ilo_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index e9078e5..591c45f 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -311,6 +311,7 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
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 1ae557d..619608e 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -185,6 +185,7 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index 99d7ae6..0944950 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -228,6 +228,7 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index 612f1c0..4e89a14 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -217,6 +217,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
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 478e049..c02368c 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -210,6 +210,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
/* SWTCL-only features. */
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index b49c753..17140bb 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -360,6 +360,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL:
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_GENERATE_MIPMAP:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index f6c3544..04e9d60 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -352,6 +352,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS:
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_GENERATE_MIPMAP:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index aa227b6..c43d866 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -262,6 +262,7 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
}
/* should only get here on unhandled cases */
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index 83238e2..e97a778 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -357,6 +357,7 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_TGSI_PACK_HALF_FLOAT:
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_INVALIDATE_BUFFER:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
return 64;
diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c
index f9f7d02..7f531fe 100644
--- a/src/gallium/drivers/vc4/vc4_screen.c
+++ b/src/gallium/drivers/vc4/vc4_screen.c
@@ -199,6 +199,7 @@ vc4_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
/* Stream output. */
diff --git a/src/gallium/drivers/virgl/virgl_screen.c b/src/gallium/drivers/virgl/virgl_screen.c
index 5e6d629..cf5a0a0 100644
--- a/src/gallium/drivers/virgl/virgl_screen.c
+++ b/src/gallium/drivers/virgl/virgl_screen.c
@@ -230,6 +230,7 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_GENERATE_MIPMAP:
+ case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
return 0;
case PIPE_CAP_VENDOR_ID:
return 0x1af4;
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 2cd0918..31a95ba 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -645,6 +645,7 @@ enum pipe_cap
PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT,
PIPE_CAP_INVALIDATE_BUFFER,
PIPE_CAP_GENERATE_MIPMAP,
+ PIPE_CAP_SURFACE_REINTERPRET_BLOCKS,
};
#define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)
--
2.5.0
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