/* * Copyright 2010 Jerome Glisse * * 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. * * Authors: * Jerome Glisse */ #ifndef R600_PIPE_H #define R600_PIPE_H #include "util/u_slab.h" #include "r600.h" #include "r600_shader.h" #include "r600_resource.h" #define R600_MAX_CONST_BUFFERS 2 #define R600_MAX_CONST_BUFFER_SIZE 4096 #ifdef PIPE_ARCH_BIG_ENDIAN #define R600_BIG_ENDIAN 1 #else #define R600_BIG_ENDIAN 0 #endif enum r600_atom_flags { /* When set, atoms are added at the beginning of the dirty list * instead of the end. */ EMIT_EARLY = (1 << 0) }; /* This encapsulates a state or an operation which can emitted into the GPU * command stream. It's not limited to states only, it can be used for anything * that wants to write commands into the CS (e.g. cache flushes). */ struct r600_atom { void (*emit)(struct r600_context *ctx, struct r600_atom *state); unsigned num_dw; enum r600_atom_flags flags; bool dirty; struct list_head head; }; /* This is an atom containing GPU commands that never change. * This is supposed to be copied directly into the CS. */ struct r600_command_buffer { struct r600_atom atom; uint32_t *buf; unsigned max_num_dw; }; struct r600_surface_sync_cmd { struct r600_atom atom; unsigned flush_flags; /* CP_COHER_CNTL */ }; struct r600_db_misc_state { struct r600_atom atom; bool occlusion_query_enabled; bool flush_depthstencil_enabled; }; struct r600_eg_streamout_state { struct r600_atom atom; bool rasterizer_discard; bool stream0_enable; }; enum r600_pipe_state_id { R600_PIPE_STATE_BLEND = 0, R600_PIPE_STATE_BLEND_COLOR, R600_PIPE_STATE_CONFIG, R600_PIPE_STATE_SEAMLESS_CUBEMAP, R600_PIPE_STATE_CLIP, R600_PIPE_STATE_SCISSOR, R600_PIPE_STATE_VIEWPORT, R600_PIPE_STATE_RASTERIZER, R600_PIPE_STATE_VGT, R600_PIPE_STATE_FRAMEBUFFER, R600_PIPE_STATE_DSA, R600_PIPE_STATE_STENCIL_REF, R600_PIPE_STATE_PS_SHADER, R600_PIPE_STATE_VS_SHADER, R600_PIPE_STATE_CONSTANT, R600_PIPE_STATE_SAMPLER, R600_PIPE_STATE_RESOURCE, R600_PIPE_STATE_POLYGON_OFFSET, R600_PIPE_STATE_FETCH_SHADER, R600_PIPE_NSTATES }; struct r600_pipe_fences { struct r600_resource *bo; unsigned *data; unsigned next_index; /* linked list of preallocated blocks */ struct list_head blocks; /* linked list of freed fences */ struct list_head pool; pipe_mutex mutex; }; struct r600_screen { struct pipe_screen screen; struct radeon_winsys *ws; unsigned family; enum chip_class chip_class; struct radeon_info info; struct r600_tiling_info tiling_info; struct util_slab_mempool pool_buffers; struct r600_pipe_fences fences; unsigned num_contexts; bool use_surface_alloc; /* for thread-safe write accessing to num_contexts */ pipe_mutex mutex_num_contexts; }; struct r600_pipe_sampler_view { struct pipe_sampler_view base; struct r600_pipe_resource_state state; }; struct r600_pipe_rasterizer { struct r600_pipe_state rstate; boolean flatshade; boolean two_side; unsigned sprite_coord_enable; unsigned clip_plane_enable; unsigned pa_sc_line_stipple; unsigned pa_cl_clip_cntl; float offset_units; float offset_scale; bool scissor_enable; bool rasterizer_discard; }; struct r600_pipe_blend { struct r600_pipe_state rstate; unsigned cb_target_mask; unsigned cb_color_control; }; struct r600_pipe_dsa { struct r600_pipe_state rstate; unsigned alpha_ref; ubyte valuemask[2]; ubyte writemask[2]; bool is_flush; }; struct r600_vertex_element { unsigned count; struct pipe_vertex_element elements[PIPE_MAX_ATTRIBS]; struct u_vbuf_elements *vmgr_elements; struct r600_resource *fetch_shader; unsigned fs_size; struct r600_pipe_state rstate; /* if offset is to big for fetch instructio we need to alterate * offset of vertex buffer, record here the offset need to add */ unsigned vbuffer_need_offset; unsigned vbuffer_offset[PIPE_MAX_ATTRIBS]; }; struct r600_pipe_shader { struct r600_shader shader; struct r600_pipe_state rstate; struct r600_resource *bo; struct r600_resource *bo_fetch; struct r600_vertex_element vertex_elements; struct tgsi_token *tokens; unsigned sprite_coord_enable; unsigned flatshade; unsigned pa_cl_vs_out_cntl; struct pipe_stream_output_info so; }; struct r600_pipe_sampler_state { struct r600_pipe_state rstate; boolean seamless_cube_map; }; /* needed for blitter save */ #define NUM_TEX_UNITS 16 struct r600_textures_info { struct r600_pipe_sampler_view *views[NUM_TEX_UNITS]; struct r600_pipe_sampler_state *samplers[NUM_TEX_UNITS]; unsigned n_views; unsigned n_samplers; bool samplers_dirty; bool is_array_sampler[NUM_TEX_UNITS]; }; struct r600_fence { struct pipe_reference reference; unsigned index; /* in the shared bo */ struct r600_resource *sleep_bo; struct list_head head; }; #define FENCE_BLOCK_SIZE 16 struct r600_fence_block { struct r600_fence fences[FENCE_BLOCK_SIZE]; struct list_head head; }; #define R600_CONSTANT_ARRAY_SIZE 256 #define R600_RESOURCE_ARRAY_SIZE 160 struct r600_stencil_ref { ubyte ref_value[2]; ubyte valuemask[2]; ubyte writemask[2]; }; struct r600_context { struct pipe_context context; struct blitter_context *blitter; enum radeon_family family; enum chip_class chip_class; unsigned r6xx_num_clause_temp_gprs; void *custom_dsa_flush; struct r600_screen *screen; struct radeon_winsys *ws; struct r600_pipe_state *states[R600_PIPE_NSTATES]; struct r600_vertex_element *vertex_elements; struct r600_pipe_resource_state fs_resource[PIPE_MAX_ATTRIBS]; struct pipe_framebuffer_state framebuffer; unsigned cb_target_mask; unsigned cb_color_control; unsigned pa_sc_line_stipple; unsigned pa_cl_clip_cntl; /* for saving when using blitter */ struct pipe_stencil_ref stencil_ref; struct pipe_viewport_state viewport; struct pipe_clip_state clip; struct r600_pipe_shader *ps_shader; struct r600_pipe_shader *vs_shader; struct r600_pipe_state vs_const_buffer; struct r600_pipe_resource_state vs_const_buffer_resource[R600_MAX_CONST_BUFFERS]; struct r600_pipe_state ps_const_buffer; struct r600_pipe_resource_state ps_const_buffer_resource[R600_MAX_CONST_BUFFERS]; struct r600_pipe_rasterizer *rasterizer; struct r600_pipe_state vgt; struct r600_pipe_state spi; struct pipe_query *current_render_cond; unsigned current_render_cond_mode; struct pipe_query *saved_render_cond; unsigned saved_render_cond_mode; /* shader information */ boolean two_side; unsigned sprite_coord_enable; boolean export_16bpc; unsigned alpha_ref; boolean alpha_ref_dirty; unsigned nr_cbufs; struct r600_textures_info vs_samplers; struct r600_textures_info ps_samplers; struct u_vbuf *vbuf_mgr; struct util_slab_mempool pool_transfers; boolean have_depth_texture, have_depth_fb; unsigned default_ps_gprs, default_vs_gprs; /* States based on r600_atom. */ struct list_head dirty_states; struct r600_command_buffer start_cs_cmd; /* invariant state mostly */ struct r600_surface_sync_cmd surface_sync_cmd; struct r600_atom r6xx_flush_and_inv_cmd; struct r600_db_misc_state db_misc_state; struct r600_eg_streamout_state eg_streamout_state; /* Below are variables from the old r600_context. */ struct radeon_winsys_cs *cs; struct r600_range *range; unsigned nblocks; struct r600_block **blocks; struct list_head dirty; struct list_head resource_dirty; struct list_head enable_list; unsigned pm4_dirty_cdwords; unsigned ctx_pm4_ndwords; /* The list of active queries. Only one query of each type can be active. */ int num_occlusion_queries; /* Manage queries in two separate groups: * The timer ones and the others (streamout, occlusion). * * We do this because we should only suspend non-timer queries for u_blitter, * and later if the non-timer queries are suspended, the context flush should * only suspend and resume the timer queries. */ struct list_head active_timer_queries; unsigned num_cs_dw_timer_queries_suspend; struct list_head active_nontimer_queries; unsigned num_cs_dw_nontimer_queries_suspend; unsigned num_cs_dw_streamout_end; unsigned backend_mask; unsigned max_db; /* for OQ */ unsigned flags; boolean predicate_drawing; struct r600_range ps_resources; struct r600_range vs_resources; struct r600_range fs_resources; int num_ps_resources, num_vs_resources, num_fs_resources; unsigned num_so_targets; struct r600_so_target *so_targets[PIPE_MAX_SO_BUFFERS]; boolean streamout_start; unsigned streamout_append_bitmask; /* There is no scissor enable bit on r6xx, so we must use a workaround. * These track the current scissor state. */ bool scissor_enable; struct pipe_scissor_state scissor_state; /* With rasterizer discard, there doesn't have to be a pixel shader. * In that case, we bind this one: */ void *dummy_pixel_shader; }; static INLINE void r600_emit_atom(struct r600_context *rctx, struct r600_atom *atom) { atom->emit(rctx, atom); atom->dirty = false; if (atom->head.next && atom->head.prev) LIST_DELINIT(&atom->head); } static INLINE void r600_atom_dirty(struct r600_context *rctx, struct r600_atom *state) { if (!state->dirty) { if (state->flags & EMIT_EARLY) { LIST_ADD(&state->head, &rctx->dirty_states); } else { LIST_ADDTAIL(&state->head, &rctx->dirty_states); } state->dirty = true; } } /* evergreen_state.c */ void evergreen_init_state_functions(struct r600_context *rctx); void evergreen_init_atom_start_cs(struct r600_context *rctx); void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader); void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader); void evergreen_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve); void *evergreen_create_db_flush_dsa(struct r600_context *rctx); void evergreen_polygon_offset_update(struct r600_context *rctx); void evergreen_pipe_init_buffer_resource(struct r600_context *rctx, struct r600_pipe_resource_state *rstate); void evergreen_pipe_mod_buffer_resource(struct pipe_context *ctx, struct r600_pipe_resource_state *rstate, struct r600_resource *rbuffer, unsigned offset, unsigned stride, enum radeon_bo_usage usage); boolean evergreen_is_format_supported(struct pipe_screen *screen, enum pipe_format format, enum pipe_texture_target target, unsigned sample_count, unsigned usage); void evergreen_set_rasterizer_discard(struct pipe_context *ctx, boolean discard); /* r600_blit.c */ void r600_init_blit_functions(struct r600_context *rctx); void r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture); void r600_blit_push_depth(struct pipe_context *ctx, struct r600_resource_texture *texture); void r600_flush_depth_textures(struct r600_context *rctx); /* r600_buffer.c */ bool r600_init_resource(struct r600_screen *rscreen, struct r600_resource *res, unsigned size, unsigned alignment, unsigned bind, unsigned usage); struct pipe_resource *r600_buffer_create(struct pipe_screen *screen, const struct pipe_resource *templ); struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen, void *ptr, unsigned bytes, unsigned bind); void r600_upload_index_buffer(struct r600_context *rctx, struct pipe_index_buffer *ib, unsigned count); /* r600_pipe.c */ void r600_flush(struct pipe_context *ctx, struct pipe_fence_handle **fence, unsigned flags); /* r600_query.c */ void r600_init_query_functions(struct r600_context *rctx); void r600_suspend_nontimer_queries(struct r600_context *ctx); void r600_resume_nontimer_queries(struct r600_context *ctx); void r600_suspend_timer_queries(struct r600_context *ctx); void r600_resume_timer_queries(struct r600_context *ctx); /* r600_resource.c */ void r600_init_context_resource_functions(struct r600_context *r600); /* r600_shader.c */ int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader); void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader); int r600_find_vs_semantic_index(struct r600_shader *vs, struct r600_shader *ps, int id); /* r600_state.c */ void r600_set_scissor_state(struct r600_context *rctx, const struct pipe_scissor_state *state); void r600_update_sampler_states(struct r600_context *rctx); void r600_init_state_functions(struct r600_context *rctx); void r600_init_atom_start_cs(struct r600_context *rctx); void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader); void r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader); void r600_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve); void *r600_create_db_flush_dsa(struct r600_context *rctx); void r600_polygon_offset_update(struct r600_context *rctx); void r600_pipe_init_buffer_resource(struct r600_context *rctx, struct r600_pipe_resource_state *rstate); void r600_pipe_mod_buffer_resource(struct r600_pipe_resource_state *rstate, struct r600_resource *rbuffer, unsigned offset, unsigned stride, enum radeon_bo_usage usage); void r600_adjust_gprs(struct r600_context *rctx); boolean r600_is_format_supported(struct pipe_screen *screen, enum pipe_format format, enum pipe_texture_target target, unsigned sample_count, unsigned usage); /* r600_texture.c */ void r600_init_screen_texture_functions(struct pipe_screen *screen); void r600_init_surface_functions(struct r600_context *r600); uint32_t r600_translate_texformat(struct pipe_screen *screen, enum pipe_format format, const unsigned char *swizzle_view, uint32_t *word4_p, uint32_t *yuv_format_p); unsigned r600_texture_get_offset(struct r600_resource_texture *rtex, unsigned level, unsigned layer); /* r600_translate.c */ void r600_translate_index_buffer(struct r600_context *r600, struct pipe_index_buffer *ib, unsigned count); /* r600_state_common.c */ void r600_init_atom(struct r600_atom *atom, void (*emit)(struct r600_context *ctx, struct r600_atom *state), unsigned num_dw, enum r600_atom_flags flags); void r600_init_common_atoms(struct r600_context *rctx); unsigned r600_get_cb_flush_flags(struct r600_context *rctx); void r600_texture_barrier(struct pipe_context *ctx); void r600_set_index_buffer(struct pipe_context *ctx, const struct pipe_index_buffer *ib); void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count, const struct pipe_vertex_buffer *buffers); void *r600_create_vertex_elements(struct pipe_context *ctx, unsigned count, const struct pipe_vertex_element *elements); void r600_delete_vertex_element(struct pipe_context *ctx, void *state); void r600_bind_blend_state(struct pipe_context *ctx, void *state); void r600_set_blend_color(struct pipe_context *ctx, const struct pipe_blend_color *state); void r600_bind_dsa_state(struct pipe_context *ctx, void *state); void r600_set_max_scissor(struct r600_context *rctx); void r600_bind_rs_state(struct pipe_context *ctx, void *state); void r600_delete_rs_state(struct pipe_context *ctx, void *state); void r600_sampler_view_destroy(struct pipe_context *ctx, struct pipe_sampler_view *state); void r600_delete_state(struct pipe_context *ctx, void *state); void r600_bind_vertex_elements(struct pipe_context *ctx, void *state); void *r600_create_shader_state(struct pipe_context *ctx, const struct pipe_shader_state *state); void r600_bind_ps_shader(struct pipe_context *ctx, void *state); void r600_bind_vs_shader(struct pipe_context *ctx, void *state); void r600_delete_ps_shader(struct pipe_context *ctx, void *state); void r600_delete_vs_shader(struct pipe_context *ctx, void *state); void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index, struct pipe_resource *buffer); struct pipe_stream_output_target * r600_create_so_target(struct pipe_context *ctx, struct pipe_resource *buffer, unsigned buffer_offset, unsigned buffer_size); void r600_so_target_destroy(struct pipe_context *ctx, struct pipe_stream_output_target *target); void r600_set_so_targets(struct pipe_context *ctx, unsigned num_targets, struct pipe_stream_output_target **targets, unsigned append_bitmask); void r600_set_pipe_stencil_ref(struct pipe_context *ctx, const struct pipe_stencil_ref *state); void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info); uint32_t r600_translate_stencil_op(int s_op); uint32_t r600_translate_fill(uint32_t func); unsigned r600_tex_wrap(unsigned wrap); unsigned r600_tex_filter(unsigned filter); unsigned r600_tex_mipfilter(unsigned filter); unsigned r600_tex_compare(unsigned compare); /* * Helpers for building command buffers */ #define PKT3_SET_CONFIG_REG 0x68 #define PKT3_SET_CONTEXT_REG 0x69 #define PKT3_SET_CTL_CONST 0x6F #define PKT3_SET_LOOP_CONST 0x6C #define R600_CONFIG_REG_OFFSET 0x08000 #define R600_CONTEXT_REG_OFFSET 0x28000 #define R600_CTL_CONST_OFFSET 0x3CFF0 #define R600_LOOP_CONST_OFFSET 0X0003E200 #define EG_LOOP_CONST_OFFSET 0x0003A200 #define PKT_TYPE_S(x) (((x) & 0x3) << 30) #define PKT_COUNT_S(x) (((x) & 0x3FFF) << 16) #define PKT3_IT_OPCODE_S(x) (((x) & 0xFF) << 8) #define PKT3_PREDICATE(x) (((x) >> 0) & 0x1) #define PKT3(op, count, predicate) (PKT_TYPE_S(3) | PKT_COUNT_S(count) | PKT3_IT_OPCODE_S(op) | PKT3_PREDICATE(predicate)) static INLINE void r600_store_value(struct r600_command_buffer *cb, unsigned value) { cb->buf[cb->atom.num_dw++] = value; } static INLINE void r600_store_config_reg_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num) { assert(reg < R600_CONTEXT_REG_OFFSET); assert(cb->atom.num_dw+2+num <= cb->max_num_dw); cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_CONFIG_REG, num, 0); cb->buf[cb->atom.num_dw++] = (reg - R600_CONFIG_REG_OFFSET) >> 2; } static INLINE void r600_store_context_reg_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num) { assert(reg >= R600_CONTEXT_REG_OFFSET && reg < R600_CTL_CONST_OFFSET); assert(cb->atom.num_dw+2+num <= cb->max_num_dw); cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_CONTEXT_REG, num, 0); cb->buf[cb->atom.num_dw++] = (reg - R600_CONTEXT_REG_OFFSET) >> 2; } static INLINE void r600_store_ctl_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num) { assert(reg >= R600_CTL_CONST_OFFSET); assert(cb->atom.num_dw+2+num <= cb->max_num_dw); cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_CTL_CONST, num, 0); cb->buf[cb->atom.num_dw++] = (reg - R600_CTL_CONST_OFFSET) >> 2; } static INLINE void r600_store_loop_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num) { assert(reg >= R600_LOOP_CONST_OFFSET); assert(cb->atom.num_dw+2+num <= cb->max_num_dw); cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_LOOP_CONST, num, 0); cb->buf[cb->atom.num_dw++] = (reg - R600_LOOP_CONST_OFFSET) >> 2; } static INLINE void eg_store_loop_const_seq(struct r600_command_buffer *cb, unsigned reg, unsigned num) { assert(reg >= EG_LOOP_CONST_OFFSET); assert(cb->atom.num_dw+2+num <= cb->max_num_dw); cb->buf[cb->atom.num_dw++] = PKT3(PKT3_SET_LOOP_CONST, num, 0); cb->buf[cb->atom.num_dw++] = (reg - EG_LOOP_CONST_OFFSET) >> 2; } static INLINE void r600_store_config_reg(struct r600_command_buffer *cb, unsigned reg, unsigned value) { r600_store_config_reg_seq(cb, reg, 1); r600_store_value(cb, value); } static INLINE void r600_store_context_reg(struct r600_command_buffer *cb, unsigned reg, unsigned value) { r600_store_context_reg_seq(cb, reg, 1); r600_store_value(cb, value); } static INLINE void r600_store_ctl_const(struct r600_command_buffer *cb, unsigned reg, unsigned value) { r600_store_ctl_const_seq(cb, reg, 1); r600_store_value(cb, value); } static INLINE void r600_store_loop_const(struct r600_command_buffer *cb, unsigned reg, unsigned value) { r600_store_loop_const_seq(cb, reg, 1); r600_store_value(cb, value); } static INLINE void eg_store_loop_const(struct r600_command_buffer *cb, unsigned reg, unsigned value) { eg_store_loop_const_seq(cb, reg, 1); r600_store_value(cb, value); } void r600_init_command_buffer(struct r600_command_buffer *cb, unsigned num_dw, enum r600_atom_flags flags); void r600_release_command_buffer(struct r600_command_buffer *cb); /* * Helpers for emitting state into a command stream directly. */ static INLINE unsigned r600_context_bo_reloc(struct r600_context *ctx, struct r600_resource *rbo, enum radeon_bo_usage usage) { assert(usage); return ctx->ws->cs_add_reloc(ctx->cs, rbo->cs_buf, usage, rbo->domains) * 4; } static INLINE void r600_write_value(struct radeon_winsys_cs *cs, unsigned value) { cs->buf[cs->cdw++] = value; } static INLINE void r600_write_config_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num) { assert(reg < R600_CONTEXT_REG_OFFSET); assert(cs->cdw+2+num <= RADEON_MAX_CMDBUF_DWORDS); cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONFIG_REG, num, 0); cs->buf[cs->cdw++] = (reg - R600_CONFIG_REG_OFFSET) >> 2; } static INLINE void r600_write_context_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num) { assert(reg >= R600_CONTEXT_REG_OFFSET && reg < R600_CTL_CONST_OFFSET); assert(cs->cdw+2+num <= RADEON_MAX_CMDBUF_DWORDS); cs->buf[cs->cdw++] = PKT3(PKT3_SET_CONTEXT_REG, num, 0); cs->buf[cs->cdw++] = (reg - R600_CONTEXT_REG_OFFSET) >> 2; } static INLINE void r600_write_ctl_const_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num) { assert(reg >= R600_CTL_CONST_OFFSET); assert(cs->cdw+2+num <= RADEON_MAX_CMDBUF_DWORDS); cs->buf[cs->cdw++] = PKT3(PKT3_SET_CTL_CONST, num, 0); cs->buf[cs->cdw++] = (reg - R600_CTL_CONST_OFFSET) >> 2; } static INLINE void r600_write_config_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value) { r600_write_config_reg_seq(cs, reg, 1); r600_write_value(cs, value); } static INLINE void r600_write_context_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value) { r600_write_context_reg_seq(cs, reg, 1); r600_write_value(cs, value); } static INLINE void r600_write_ctl_const(struct radeon_winsys_cs *cs, unsigned reg, unsigned value) { r600_write_ctl_const_seq(cs, reg, 1); r600_write_value(cs, value); } /* * common helpers */ static INLINE uint32_t S_FIXED(float value, uint32_t frac_bits) { return value * (1 << frac_bits); } #define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y)) static inline unsigned r600_tex_aniso_filter(unsigned filter) { if (filter <= 1) return 0; if (filter <= 2) return 1; if (filter <= 4) return 2; if (filter <= 8) return 3; /* else */ return 4; } /* 12.4 fixed-point */ static INLINE unsigned r600_pack_float_12p4(float x) { return x <= 0 ? 0 : x >= 4096 ? 0xffff : x * 16; } #endif