| /* |
| * Copyright 2014, 2015 Red Hat. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * on the rights to use, copy, modify, merge, publish, distribute, sub |
| * license, and/or sell copies of the Software, and to permit persons to whom |
| * the Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| * USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| #ifndef VIRGL_WINSYS_H |
| #define VIRGL_WINSYS_H |
| |
| #include "pipe/p_defines.h" |
| #include "virtio-gpu/virgl_hw.h" |
| |
| struct pipe_box; |
| struct pipe_fence_handle; |
| struct winsys_handle; |
| struct virgl_hw_res; |
| |
| #define VIRGL_MAX_TBUF_DWORDS 1024 |
| #define VIRGL_MAX_CMDBUF_DWORDS ((64 * 1024) + VIRGL_MAX_TBUF_DWORDS) |
| #define VIRGL_MAX_PLANE_COUNT 3 |
| |
| struct virgl_drm_caps { |
| union virgl_caps caps; |
| }; |
| |
| struct virgl_cmd_buf { |
| unsigned cdw; |
| uint32_t *buf; |
| }; |
| |
| struct virgl_winsys { |
| unsigned pci_id; |
| int supports_fences; /* In/Out fences are supported */ |
| int supports_encoded_transfers; /* Encoded transfers are supported */ |
| int supports_coherent; /* Coherent memory is supported */ |
| |
| void (*destroy)(struct virgl_winsys *vws); |
| |
| int (*transfer_put)(struct virgl_winsys *vws, |
| struct virgl_hw_res *res, |
| const struct pipe_box *box, |
| uint32_t stride, uint32_t layer_stride, |
| uint32_t buf_offset, uint32_t level); |
| |
| int (*transfer_get)(struct virgl_winsys *vws, |
| struct virgl_hw_res *res, |
| const struct pipe_box *box, |
| uint32_t stride, uint32_t layer_stride, |
| uint32_t buf_offset, uint32_t level); |
| |
| struct virgl_hw_res *(*resource_create)(struct virgl_winsys *vws, |
| enum pipe_texture_target target, |
| const void *map_front_private, |
| uint32_t format, uint32_t bind, |
| uint32_t width, uint32_t height, |
| uint32_t depth, uint32_t array_size, |
| uint32_t last_level, uint32_t nr_samples, |
| uint32_t flags, uint32_t size); |
| |
| void (*resource_reference)(struct virgl_winsys *qws, |
| struct virgl_hw_res **dres, |
| struct virgl_hw_res *sres); |
| |
| void *(*resource_map)(struct virgl_winsys *vws, struct virgl_hw_res *res); |
| void (*resource_wait)(struct virgl_winsys *vws, struct virgl_hw_res *res); |
| boolean (*resource_is_busy)(struct virgl_winsys *vws, |
| struct virgl_hw_res *res); |
| |
| struct virgl_hw_res *(*resource_create_from_handle)(struct virgl_winsys *vws, |
| struct winsys_handle *whandle, |
| uint32_t *plane, |
| uint32_t *stride, |
| uint32_t *plane_offset, |
| uint64_t *modifier, |
| uint32_t *blob_mem); |
| void (*resource_set_type)(struct virgl_winsys *vws, |
| struct virgl_hw_res *res, |
| uint32_t format, uint32_t bind, |
| uint32_t width, uint32_t height, |
| uint32_t usage, uint64_t modifier, |
| uint32_t plane_count, |
| const uint32_t *plane_strides, |
| const uint32_t *plane_offsets); |
| |
| boolean (*resource_get_handle)(struct virgl_winsys *vws, |
| struct virgl_hw_res *res, |
| uint32_t stride, |
| struct winsys_handle *whandle); |
| |
| uint32_t (*resource_get_storage_size)(struct virgl_winsys* vws, |
| struct virgl_hw_res* res); |
| |
| struct virgl_cmd_buf *(*cmd_buf_create)(struct virgl_winsys *ws, uint32_t size); |
| void (*cmd_buf_destroy)(struct virgl_cmd_buf *buf); |
| |
| void (*emit_res)(struct virgl_winsys *vws, struct virgl_cmd_buf *buf, struct virgl_hw_res *res, boolean write_buffer); |
| int (*submit_cmd)(struct virgl_winsys *vws, struct virgl_cmd_buf *buf, |
| struct pipe_fence_handle **fence); |
| |
| boolean (*res_is_referenced)(struct virgl_winsys *vws, |
| struct virgl_cmd_buf *buf, |
| struct virgl_hw_res *res); |
| |
| int (*get_caps)(struct virgl_winsys *vws, struct virgl_drm_caps *caps); |
| |
| /* fence */ |
| struct pipe_fence_handle *(*cs_create_fence)(struct virgl_winsys *vws, int fd); |
| bool (*fence_wait)(struct virgl_winsys *vws, |
| struct pipe_fence_handle *fence, |
| uint64_t timeout); |
| |
| void (*fence_reference)(struct virgl_winsys *vws, |
| struct pipe_fence_handle **dst, |
| struct pipe_fence_handle *src); |
| |
| /* for sw paths */ |
| void (*flush_frontbuffer)(struct virgl_winsys *vws, |
| struct virgl_hw_res *res, |
| unsigned level, unsigned layer, |
| void *winsys_drawable_handle, |
| struct pipe_box *sub_box); |
| void (*fence_server_sync)(struct virgl_winsys *vws, |
| struct virgl_cmd_buf *cbuf, |
| struct pipe_fence_handle *fence); |
| |
| int (*fence_get_fd)(struct virgl_winsys *vws, |
| struct pipe_fence_handle *fence); |
| }; |
| |
| /* this defaults all newer caps, |
| * the kernel will overwrite these if newer version is available. |
| */ |
| static inline void virgl_ws_fill_new_caps_defaults(struct virgl_drm_caps *caps) |
| { |
| caps->caps.v2.min_aliased_point_size = 1.f; |
| caps->caps.v2.max_aliased_point_size = 255.f; |
| caps->caps.v2.min_smooth_point_size = 1.f; |
| caps->caps.v2.max_smooth_point_size = 190.f; |
| caps->caps.v2.min_aliased_line_width = 1.f; |
| caps->caps.v2.max_aliased_line_width = 10.f; |
| caps->caps.v2.min_smooth_line_width = 0.f; |
| caps->caps.v2.max_smooth_line_width = 10.f; |
| caps->caps.v2.max_texture_lod_bias = 15.0f; |
| caps->caps.v2.max_geom_output_vertices = 256; |
| caps->caps.v2.max_geom_total_output_components = 1024; |
| caps->caps.v2.max_vertex_outputs = 32; |
| caps->caps.v2.max_vertex_attribs = 16; |
| caps->caps.v2.max_shader_patch_varyings = 30; |
| caps->caps.v2.min_texel_offset = -8; |
| caps->caps.v2.max_texel_offset = 7; |
| caps->caps.v2.min_texture_gather_offset = -8; |
| caps->caps.v2.max_texture_gather_offset = 7; |
| caps->caps.v2.texture_buffer_offset_alignment = 0; |
| caps->caps.v2.uniform_buffer_offset_alignment = 256; |
| caps->caps.v2.shader_buffer_offset_alignment = 32; |
| caps->caps.v2.capability_bits = 0; |
| caps->caps.v2.max_vertex_attrib_stride = 0; |
| caps->caps.v2.max_image_samples = 0; |
| caps->caps.v2.max_compute_work_group_invocations = 0; |
| caps->caps.v2.max_compute_shared_memory_size = 0; |
| caps->caps.v2.host_feature_check_version = 0; |
| caps->caps.v2.max_shader_sampler_views = 16; |
| for (int shader_type = 0; shader_type < PIPE_SHADER_TYPES; shader_type++) { |
| caps->caps.v2.max_const_buffer_size[shader_type] = 4096 * sizeof(float[4]); |
| } |
| } |
| |
| extern enum virgl_formats pipe_to_virgl_format(enum pipe_format format); |
| |
| #endif |
