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authorErik Faye-Lund <[email protected]>2018-08-30 11:04:17 +0200
committerErik Faye-Lund <[email protected]>2018-09-05 05:46:37 +0100
commitd641d3f48bcf9a1c626cc755c576abd00b81b988 (patch)
treec8658866258ef67acb6e84a37b882f74cbc0e92c /src/gallium
parent84795f8c6495511e20fa63faf592169cc3baa01c (diff)
gallium: add PIPE_CAP_MAX_COMBINED_SHADER_BUFFERS
This gets rid of a r600 specific hack in the state-tracker, and prepares for other drivers to be able to use hw-atomics. While we're at it, clean up some indentation in the various drivers. Signed-off-by: Erik Faye-Lund <[email protected]> Reviewed-by: Marek Olšák <[email protected]> Reviewed-by: Gurchetan Singh <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/auxiliary/util/u_screen.c1
-rw-r--r--src/gallium/docs/source/screen.rst3
-rw-r--r--src/gallium/drivers/r600/r600_pipe.c4
-rw-r--r--src/gallium/include/pipe/p_defines.h1
4 files changed, 9 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_screen.c b/src/gallium/auxiliary/util/u_screen.c
index d19d604e0c5..7a37fe78468 100644
--- a/src/gallium/auxiliary/util/u_screen.c
+++ b/src/gallium/auxiliary/util/u_screen.c
@@ -304,6 +304,7 @@ u_pipe_screen_get_param_defaults(struct pipe_screen *pscreen,
case PIPE_CAP_MAX_CONSERVATIVE_RASTER_SUBPIXEL_PRECISION_BIAS:
case PIPE_CAP_CONSERVATIVE_RASTER_POST_DEPTH_COVERAGE:
case PIPE_CAP_PROGRAMMABLE_SAMPLE_LOCATIONS:
+ case PIPE_CAP_MAX_COMBINED_SHADER_BUFFERS:
return 0;
case PIPE_CAP_MAX_GS_INVOCATIONS:
diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index 485248261df..d589bad30ef 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -458,6 +458,9 @@ subpixel precision bias in bits during conservative rasterization.
TGSI_PROPERTY_GS_INVOCATIONS.
* ``PIPE_CAP_MAX_SHADER_BUFFER_SIZE``: Maximum supported size for binding
with set_shader_buffers.
+* ``PIPE_CAP_MAX_COMBINED_SHADER_BUFFERS``: Maximum total number of shader
+ buffers. A value of 0 means the sum of all per-shader stage maximums (see
+ ``PIPE_SHADER_CAP_MAX_SHADER_BUFFERS``).
.. _pipe_capf:
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index bcc72c8b698..f1e80a8f827 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -380,8 +380,12 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_GS_INVOCATIONS:
return 32;
+
+ /* shader buffer objects */
case PIPE_CAP_MAX_SHADER_BUFFER_SIZE:
return 1 << 27;
+ case PIPE_CAP_MAX_COMBINED_SHADER_BUFFERS:
+ return 8;
/* Unsupported features. */
case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 3bc908d1a0e..b7c7d8fcbd5 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -818,6 +818,7 @@ enum pipe_cap
PIPE_CAP_MAX_GS_INVOCATIONS,
PIPE_CAP_MAX_SHADER_BUFFER_SIZE,
PIPE_CAP_TEXTURE_MIRROR_CLAMP_TO_EDGE,
+ PIPE_CAP_MAX_COMBINED_SHADER_BUFFERS,
};
/**