/* * Copyright © 2017 Intel Corporation * * 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 IRIS_SCREEN_H #define IRIS_SCREEN_H #include "pipe/p_screen.h" #include "frontend/drm_driver.h" #include "util/disk_cache.h" #include "util/slab.h" #include "util/u_screen.h" #include "intel/dev/gen_device_info.h" #include "intel/isl/isl.h" #include "iris_bufmgr.h" #include "iris_binder.h" #include "iris_resource.h" struct gen_l3_config; struct brw_vue_map; struct iris_vs_prog_key; struct iris_tcs_prog_key; struct iris_tes_prog_key; struct iris_gs_prog_key; struct iris_fs_prog_key; struct iris_cs_prog_key; enum iris_program_cache_id; #define READ_ONCE(x) (*(volatile __typeof__(x) *)&(x)) #define WRITE_ONCE(x, v) *(volatile __typeof__(x) *)&(x) = (v) #define IRIS_MAX_TEXTURE_SAMPLERS 32 #define IRIS_MAX_SOL_BUFFERS 4 #define IRIS_MAP_BUFFER_ALIGNMENT 64 /** * Virtual table for generation-specific (genxml) function calls. */ struct iris_vtable { void (*destroy_state)(struct iris_context *ice); void (*init_render_context)(struct iris_batch *batch); void (*init_compute_context)(struct iris_batch *batch); void (*upload_render_state)(struct iris_context *ice, struct iris_batch *batch, const struct pipe_draw_info *draw); void (*update_surface_base_address)(struct iris_batch *batch, struct iris_binder *binder); void (*upload_compute_state)(struct iris_context *ice, struct iris_batch *batch, const struct pipe_grid_info *grid); void (*rebind_buffer)(struct iris_context *ice, struct iris_resource *res); void (*resolve_conditional_render)(struct iris_context *ice); void (*load_register_reg32)(struct iris_batch *batch, uint32_t dst, uint32_t src); void (*load_register_reg64)(struct iris_batch *batch, uint32_t dst, uint32_t src); void (*load_register_imm32)(struct iris_batch *batch, uint32_t reg, uint32_t val); void (*load_register_imm64)(struct iris_batch *batch, uint32_t reg, uint64_t val); void (*load_register_mem32)(struct iris_batch *batch, uint32_t reg, struct iris_bo *bo, uint32_t offset); void (*load_register_mem64)(struct iris_batch *batch, uint32_t reg, struct iris_bo *bo, uint32_t offset); void (*store_register_mem32)(struct iris_batch *batch, uint32_t reg, struct iris_bo *bo, uint32_t offset, bool predicated); void (*store_register_mem64)(struct iris_batch *batch, uint32_t reg, struct iris_bo *bo, uint32_t offset, bool predicated); void (*store_data_imm32)(struct iris_batch *batch, struct iris_bo *bo, uint32_t offset, uint32_t value); void (*store_data_imm64)(struct iris_batch *batch, struct iris_bo *bo, uint32_t offset, uint64_t value); void (*copy_mem_mem)(struct iris_batch *batch, struct iris_bo *dst_bo, uint32_t dst_offset, struct iris_bo *src_bo, uint32_t src_offset, unsigned bytes); void (*emit_raw_pipe_control)(struct iris_batch *batch, const char *reason, uint32_t flags, struct iris_bo *bo, uint32_t offset, uint64_t imm); void (*emit_mi_report_perf_count)(struct iris_batch *batch, struct iris_bo *bo, uint32_t offset_in_bytes, uint32_t report_id); unsigned (*derived_program_state_size)(enum iris_program_cache_id id); void (*store_derived_program_state)(struct iris_context *ice, enum iris_program_cache_id cache_id, struct iris_compiled_shader *shader); uint32_t *(*create_so_decl_list)(const struct pipe_stream_output_info *sol, const struct brw_vue_map *vue_map); void (*populate_vs_key)(const struct iris_context *ice, const struct shader_info *info, gl_shader_stage last_stage, struct iris_vs_prog_key *key); void (*populate_tcs_key)(const struct iris_context *ice, struct iris_tcs_prog_key *key); void (*populate_tes_key)(const struct iris_context *ice, const struct shader_info *info, gl_shader_stage last_stage, struct iris_tes_prog_key *key); void (*populate_gs_key)(const struct iris_context *ice, const struct shader_info *info, gl_shader_stage last_stage, struct iris_gs_prog_key *key); void (*populate_fs_key)(const struct iris_context *ice, const struct shader_info *info, struct iris_fs_prog_key *key); void (*populate_cs_key)(const struct iris_context *ice, struct iris_cs_prog_key *key); void (*lost_genx_state)(struct iris_context *ice, struct iris_batch *batch); }; struct iris_address { struct iris_bo *bo; uint64_t offset; enum iris_domain access; }; struct iris_screen { struct pipe_screen base; uint32_t refcount; /** Global slab allocator for iris_transfer_map objects */ struct slab_parent_pool transfer_pool; /** drm device file descriptor, shared with bufmgr, do not close. */ int fd; /** * drm device file descriptor to used for window system integration, owned * by iris_screen, can be a different DRM instance than fd. */ int winsys_fd; /** PCI ID for our GPU device */ int pci_id; bool no_hw; struct iris_vtable vtbl; /** Global program_string_id counter (see get_program_string_id()) */ unsigned program_id; /** Precompile shaders at link time? (Can be disabled for debugging.) */ bool precompile; /** driconf options and application workarounds */ struct { /** Dual color blend by location instead of index (for broken apps) */ bool dual_color_blend_by_location; bool disable_throttling; bool always_flush_cache; } driconf; /** Does the kernel support various features (KERNEL_HAS_* bitfield)? */ unsigned kernel_features; #define KERNEL_HAS_WAIT_FOR_SUBMIT (1<<0) unsigned subslice_total; uint64_t aperture_bytes; /** * Last sequence number allocated by the cache tracking mechanism. * * These are used for synchronization and are expected to identify a single * section of a batch, so they should be monotonically increasing and * unique across a single pipe_screen. */ uint64_t last_seqno; struct gen_device_info devinfo; struct isl_device isl_dev; struct iris_bufmgr *bufmgr; struct brw_compiler *compiler; struct gen_perf_config *perf_cfg; const struct gen_l3_config *l3_config_3d; const struct gen_l3_config *l3_config_cs; /** * A buffer containing a marker + description of the driver. This buffer is * added to all execbufs syscalls so that we can identify the driver that * generated a hang by looking at the content of the buffer in the error * state. It is also used for hardware workarounds that require scratch * writes or reads from some unimportant memory. To avoid overriding the * debug data, use the workaround_address field for workarounds. */ struct iris_bo *workaround_bo; struct iris_address workaround_address; struct disk_cache *disk_cache; }; struct pipe_screen * iris_screen_create(int fd, const struct pipe_screen_config *config); void iris_screen_destroy(struct iris_screen *screen); UNUSED static inline struct pipe_screen * iris_pscreen_ref(struct pipe_screen *pscreen) { struct iris_screen *screen = (struct iris_screen *) pscreen; p_atomic_inc(&screen->refcount); return pscreen; } UNUSED static inline void iris_pscreen_unref(struct pipe_screen *pscreen) { struct iris_screen *screen = (struct iris_screen *) pscreen; if (p_atomic_dec_zero(&screen->refcount)) iris_screen_destroy(screen); } bool iris_is_format_supported(struct pipe_screen *pscreen, enum pipe_format format, enum pipe_texture_target target, unsigned sample_count, unsigned storage_sample_count, unsigned usage); void iris_disk_cache_init(struct iris_screen *screen); #endif