diff options
Diffstat (limited to 'src/gallium/include/pipe/p_context.h')
| -rw-r--r-- | src/gallium/include/pipe/p_context.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/gallium/include/pipe/p_context.h b/src/gallium/include/pipe/p_context.h index 8b4a1588b86..3c0b89e9c2d 100644 --- a/src/gallium/include/pipe/p_context.h +++ b/src/gallium/include/pipe/p_context.h @@ -63,6 +63,7 @@ struct pipe_vertex_element; struct pipe_video_buffer; struct pipe_video_decoder; struct pipe_viewport_state; +struct pipe_compute_state; union pipe_color_union; union pipe_query_result; @@ -141,6 +142,10 @@ struct pipe_context { void (*bind_geometry_sampler_states)(struct pipe_context *, unsigned num_samplers, void **samplers); + void (*bind_compute_sampler_states)(struct pipe_context *, + unsigned start_slot, + unsigned num_samplers, + void **samplers); void (*delete_sampler_state)(struct pipe_context *, void *); void * (*create_rasterizer_state)(struct pipe_context *, @@ -220,6 +225,10 @@ struct pipe_context { unsigned num_views, struct pipe_sampler_view **); + void (*set_compute_sampler_views)(struct pipe_context *, + unsigned start_slot, unsigned num_views, + struct pipe_sampler_view **); + void (*set_vertex_buffers)( struct pipe_context *, unsigned num_buffers, const struct pipe_vertex_buffer * ); @@ -418,6 +427,70 @@ struct pipe_context { */ struct pipe_video_buffer *(*create_video_buffer)( struct pipe_context *context, const struct pipe_video_buffer *templat ); + + /** + * Compute kernel execution + */ + /*@{*/ + /** + * Define the compute program and parameters to be used by + * pipe_context::launch_grid. + */ + void *(*create_compute_state)(struct pipe_context *context, + const struct pipe_compute_state *); + void (*bind_compute_state)(struct pipe_context *, void *); + void (*delete_compute_state)(struct pipe_context *, void *); + + /** + * Bind an array of buffers to be mapped into the address space of + * the GLOBAL resource. Any buffers that were previously bound + * between [first, first + count - 1] are unbound after this call. + * + * \param first first buffer to map. + * \param count number of consecutive buffers to map. + * \param resources array of pointers to the buffers to map, it + * should contain at least \a count elements + * unless it's NULL, in which case no new + * resources will be bound. + * \param handles array of pointers to the memory locations that + * will be filled with the respective base + * addresses each buffer will be mapped to. It + * should contain at least \a count elements, + * unless \a resources is NULL in which case \a + * handles should be NULL as well. + * + * Note that the driver isn't required to make any guarantees about + * the contents of the \a handles array being valid anytime except + * during the subsequent calls to pipe_context::launch_grid. This + * means that the only sensible location handles[i] may point to is + * somewhere within the INPUT buffer itself. This is so to + * accommodate implementations that lack virtual memory but + * nevertheless migrate buffers on the fly, leading to resource + * base addresses that change on each kernel invocation or are + * unknown to the pipe driver. + */ + void (*set_global_binding)(struct pipe_context *context, + unsigned first, unsigned count, + struct pipe_resource **resources, + uint32_t **handles); + + /** + * Launch the compute kernel starting from instruction \a pc of the + * currently bound compute program. + * + * \a grid_layout and \a block_layout are arrays of size \a + * PIPE_COMPUTE_CAP_GRID_DIMENSION that determine the layout of the + * grid (in block units) and working block (in thread units) to be + * used, respectively. + * + * \a input will be used to initialize the INPUT resource, and it + * should point to a buffer of at least + * pipe_compute_state::req_input_mem bytes. + */ + void (*launch_grid)(struct pipe_context *context, + const uint *block_layout, const uint *grid_layout, + uint32_t pc, const void *input); + /*@}*/ }; |