/* * Copyright 2008 Corbin Simpson * * 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 R300_CONTEXT_H #define R300_CONTEXT_H #include "draw/draw_vertex.h" #include "util/u_blitter.h" #include "pipe/p_context.h" #include "util/u_inlines.h" #include "util/u_transfer.h" #include "util/u_vbuf.h" #include "r300_defines.h" #include "r300_screen.h" #include "../../winsys/radeon/drm/radeon_winsys.h" struct u_upload_mgr; struct r300_context; struct r300_fragment_shader; struct r300_vertex_shader; struct r300_stencilref_context; struct r300_atom { /* Name, for debugging. */ const char* name; /* Opaque state. */ void* state; /* Emit the state to the context. */ void (*emit)(struct r300_context*, unsigned, void*); /* Upper bound on number of dwords to emit. */ unsigned size; /* Whether this atom should be emitted. */ boolean dirty; /* Whether this atom may be emitted with state == NULL. */ boolean allow_null_state; }; struct r300_aa_state { struct r300_surface *dest; uint32_t aa_config; uint32_t aaresolve_ctl; }; struct r300_blend_state { struct pipe_blend_state state; uint32_t cb_clamp[8]; uint32_t cb_noclamp[8]; uint32_t cb_no_readwrite[8]; }; struct r300_blend_color_state { struct pipe_blend_color state; uint32_t cb[3]; }; struct r300_clip_state { struct pipe_clip_state clip; uint32_t cb[29]; }; struct r300_dsa_state { struct pipe_depth_stencil_alpha_state dsa; /* This is actually a command buffer with named dwords. */ uint32_t cb_begin; uint32_t alpha_function; /* R300_FG_ALPHA_FUNC: 0x4bd4 */ uint32_t cb_reg_seq; uint32_t z_buffer_control; /* R300_ZB_CNTL: 0x4f00 */ uint32_t z_stencil_control; /* R300_ZB_ZSTENCILCNTL: 0x4f04 */ uint32_t stencil_ref_mask; /* R300_ZB_STENCILREFMASK: 0x4f08 */ uint32_t cb_reg; uint32_t stencil_ref_bf; /* R500_ZB_STENCILREFMASK_BF: 0x4fd4 */ uint32_t cb_reg1; uint32_t alpha_value; /* R500_FG_ALPHA_VALUE: 0x4be0 */ /* The same, but for FP16 alpha test. */ uint32_t cb_begin_fp16; uint32_t alpha_function_fp16; /* R300_FG_ALPHA_FUNC: 0x4bd4 */ uint32_t cb_reg_seq_fp16; uint32_t z_buffer_control_fp16; /* R300_ZB_CNTL: 0x4f00 */ uint32_t z_stencil_control_fp16; /* R300_ZB_ZSTENCILCNTL: 0x4f04 */ uint32_t stencil_ref_mask_fp16; /* R300_ZB_STENCILREFMASK: 0x4f08 */ uint32_t cb_reg_fp16; uint32_t stencil_ref_bf_fp16; /* R500_ZB_STENCILREFMASK_BF: 0x4fd4 */ uint32_t cb_reg1_fp16; uint32_t alpha_value_fp16; /* R500_FG_ALPHA_VALUE: 0x4be0 */ /* The second command buffer disables zbuffer reads and writes. */ uint32_t cb_zb_no_readwrite[10]; uint32_t cb_fp16_zb_no_readwrite[10]; /* Whether a two-sided stencil is enabled. */ boolean two_sided; /* Whether a fallback should be used for a two-sided stencil ref value. */ boolean two_sided_stencil_ref; }; struct r300_hyperz_state { int flush; /* This is actually a command buffer with named dwords. */ uint32_t cb_flush_begin; uint32_t zb_zcache_ctlstat; /* R300_ZB_CACHE_CNTL */ uint32_t cb_begin; uint32_t zb_bw_cntl; /* R300_ZB_BW_CNTL */ uint32_t cb_reg1; uint32_t zb_depthclearvalue; /* R300_ZB_DEPTHCLEARVALUE */ uint32_t cb_reg2; uint32_t sc_hyperz; /* R300_SC_HYPERZ */ uint32_t cb_reg3; uint32_t gb_z_peq_config; /* R300_GB_Z_PEQ_CONFIG: 0x4028 */ }; struct r300_gpu_flush { uint32_t cb_flush_clean[6]; }; #define RS_STATE_MAIN_SIZE 25 struct r300_rs_state { /* Original rasterizer state. */ struct pipe_rasterizer_state rs; /* Draw-specific rasterizer state. */ struct pipe_rasterizer_state rs_draw; /* Command buffers. */ uint32_t cb_main[RS_STATE_MAIN_SIZE]; uint32_t cb_poly_offset_zb16[5]; uint32_t cb_poly_offset_zb24[5]; /* The index to cb_main where the cull_mode register value resides. */ unsigned cull_mode_index; /* Whether polygon offset is enabled. */ boolean polygon_offset_enable; /* This is emitted in the draw function. */ uint32_t color_control; /* R300_GA_COLOR_CONTROL: 0x4278 */ }; struct r300_rs_block { uint32_t vap_vtx_state_cntl; /* R300_VAP_VTX_STATE_CNTL: 0x2180 */ uint32_t vap_vsm_vtx_assm; /* R300_VAP_VSM_VTX_ASSM: 0x2184 */ uint32_t vap_out_vtx_fmt[2]; /* R300_VAP_OUTPUT_VTX_FMT_[0-1]: 0x2090 */ uint32_t gb_enable; uint32_t ip[8]; /* R300_RS_IP_[0-7], R500_RS_IP_[0-7] */ uint32_t count; /* R300_RS_COUNT */ uint32_t inst_count; /* R300_RS_INST_COUNT */ uint32_t inst[8]; /* R300_RS_INST_[0-7] */ }; struct r300_sampler_state { struct pipe_sampler_state state; uint32_t filter0; /* R300_TX_FILTER0: 0x4400 */ uint32_t filter1; /* R300_TX_FILTER1: 0x4440 */ /* Min/max LOD must be clamped to [0, last_level], thus * it's dependent on a currently bound texture */ unsigned min_lod, max_lod; }; struct r300_texture_format_state { uint32_t format0; /* R300_TX_FORMAT0: 0x4480 */ uint32_t format1; /* R300_TX_FORMAT1: 0x44c0 */ uint32_t format2; /* R300_TX_FORMAT2: 0x4500 */ uint32_t tile_config; /* R300_TX_OFFSET (subset thereof) */ uint32_t us_format0; /* R500_US_FORMAT0_0: 0x4640 (through 15) */ }; struct r300_sampler_view { struct pipe_sampler_view base; /* Swizzles in the UTIL_FORMAT_SWIZZLE_* representation, * derived from base. */ unsigned char swizzle[4]; /* Copy of r300_texture::texture_format_state with format-specific bits * added. */ struct r300_texture_format_state format; /* The texture cache region for this texture. */ uint32_t texcache_region; }; struct r300_texture_sampler_state { struct r300_texture_format_state format; uint32_t filter0; /* R300_TX_FILTER0: 0x4400 */ uint32_t filter1; /* R300_TX_FILTER1: 0x4440 */ uint32_t border_color; /* R300_TX_BORDER_COLOR: 0x45c0 */ }; struct r300_textures_state { /* Textures. */ struct r300_sampler_view *sampler_views[16]; int sampler_view_count; /* Sampler states. */ struct r300_sampler_state *sampler_states[16]; int sampler_state_count; /* This is the merge of the texture and sampler states. */ unsigned count; uint32_t tx_enable; /* R300_TX_ENABLE: 0x4101 */ struct r300_texture_sampler_state regs[16]; }; struct r300_vertex_stream_state { /* R300_VAP_PROG_STREAK_CNTL_[0-7] */ uint32_t vap_prog_stream_cntl[8]; /* R300_VAP_PROG_STREAK_CNTL_EXT_[0-7] */ uint32_t vap_prog_stream_cntl_ext[8]; unsigned count; }; struct r300_invariant_state { uint32_t cb[24]; }; struct r300_vap_invariant_state { uint32_t cb[11]; }; struct r300_viewport_state { float xscale; /* R300_VAP_VPORT_XSCALE: 0x2098 */ float xoffset; /* R300_VAP_VPORT_XOFFSET: 0x209c */ float yscale; /* R300_VAP_VPORT_YSCALE: 0x20a0 */ float yoffset; /* R300_VAP_VPORT_YOFFSET: 0x20a4 */ float zscale; /* R300_VAP_VPORT_ZSCALE: 0x20a8 */ float zoffset; /* R300_VAP_VPORT_ZOFFSET: 0x20ac */ uint32_t vte_control; /* R300_VAP_VTE_CNTL: 0x20b0 */ }; struct r300_ztop_state { uint32_t z_buffer_top; /* R300_ZB_ZTOP: 0x4f14 */ }; /* The next several objects are not pure Radeon state; they inherit from * various Gallium classes. */ struct r300_constant_buffer { /* Buffer of constants */ uint32_t *ptr; /* Remapping table. */ unsigned *remap_table; /* const buffer base */ uint32_t buffer_base; }; /* Query object. * * This is not a subclass of pipe_query because pipe_query is never * actually fully defined. So, rather than have it as a member, and do * subclass-style casting, we treat pipe_query as an opaque, and just * trust that our state tracker does not ever mess up query objects. */ struct r300_query { /* The kind of query. Currently only OQ is supported. */ unsigned type; /* The number of pipes where query results are stored. */ unsigned num_pipes; /* How many results have been written, in dwords. It's incremented * after end_query and flush. */ unsigned num_results; /* if begin has been emitted */ boolean begin_emitted; /* The buffer where query results are stored. */ struct pb_buffer *buf; struct radeon_winsys_cs_handle *cs_buf; }; struct r300_surface { struct pipe_surface base; /* Winsys buffer backing the texture. */ struct pb_buffer *buf; struct radeon_winsys_cs_handle *cs_buf; uint32_t offset; /* COLOROFFSET or DEPTHOFFSET. */ uint32_t pitch; /* COLORPITCH or DEPTHPITCH. */ uint32_t pitch_zmask; /* ZMASK_PITCH */ uint32_t pitch_hiz; /* HIZ_PITCH */ uint32_t format; /* US_OUT_FMT or ZB_FORMAT. */ /* Parameters dedicated to the CBZB clear. */ uint32_t cbzb_width; /* Aligned width. */ uint32_t cbzb_height; /* Half of the height. */ uint32_t cbzb_midpoint_offset; /* DEPTHOFFSET. */ uint32_t cbzb_pitch; /* DEPTHPITCH. */ uint32_t cbzb_format; /* ZB_FORMAT. */ /* Whether the CBZB clear is allowed on the surface. */ boolean cbzb_allowed; }; struct r300_texture_desc { /* Width, height, and depth. * Most of the time, these are equal to pipe_texture::width0, height0, * and depth0. However, NPOT 3D textures must have dimensions aligned * to POT, and this is the only case when these variables differ from * pipe_texture. */ unsigned width0, height0, depth0; /* Buffer tiling. * Macrotiling is specified per-level because small mipmaps cannot * be macrotiled. */ enum radeon_bo_layout microtile; enum radeon_bo_layout macrotile[R300_MAX_TEXTURE_LEVELS]; /* Offsets into the buffer. */ unsigned offset_in_bytes[R300_MAX_TEXTURE_LEVELS]; /* Strides for each mip-level. */ unsigned stride_in_pixels[R300_MAX_TEXTURE_LEVELS]; unsigned stride_in_bytes[R300_MAX_TEXTURE_LEVELS]; /* Size of one zslice or face or 2D image based on the texture target. */ unsigned layer_size_in_bytes[R300_MAX_TEXTURE_LEVELS]; /* Total size of this texture, in bytes, * derived from the texture properties. */ unsigned size_in_bytes; /** * If non-zero, override the natural texture layout with * a custom stride (in bytes). * * \note Mipmapping fails for textures with a non-natural layout! * * \sa r300_texture_get_stride */ unsigned stride_in_bytes_override; /* Whether this texture has non-power-of-two dimensions. * It can be either a regular texture or a rectangle one. */ boolean is_npot; /* This flag says that hardware must use the stride for addressing * instead of the width. */ boolean uses_stride_addressing; /* Whether CBZB fast color clear is allowed on the miplevel. */ boolean cbzb_allowed[R300_MAX_TEXTURE_LEVELS]; /* Zbuffer compression info for each miplevel. */ boolean zcomp8x8[R300_MAX_TEXTURE_LEVELS]; /* If zero, then disable Z compression/HiZ. */ unsigned zmask_dwords[R300_MAX_TEXTURE_LEVELS]; unsigned hiz_dwords[R300_MAX_TEXTURE_LEVELS]; /* Zmask/HiZ strides for each miplevel. */ unsigned zmask_stride_in_pixels[R300_MAX_TEXTURE_LEVELS]; unsigned hiz_stride_in_pixels[R300_MAX_TEXTURE_LEVELS]; }; struct r300_resource { struct u_vbuf_resource b; /* Winsys buffer backing this resource. */ struct pb_buffer *buf; struct radeon_winsys_cs_handle *cs_buf; /* Constant buffers are in user memory. */ uint8_t *constant_buffer; /* Texture description (addressing, layout, special features). */ struct r300_texture_desc tex; /* Registers carrying texture format data. */ /* Only format-independent bits should be filled in. */ struct r300_texture_format_state tx_format; /* This is the level tiling flags were last time set for. * It's used to prevent redundant tiling-flags changes from happening.*/ unsigned surface_level; }; struct r300_vertex_element_state { unsigned count; struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS]; unsigned format_size[PIPE_MAX_ATTRIBS]; struct u_vbuf_elements *vmgr_elements; /* The size of the vertex, in dwords. */ unsigned vertex_size_dwords; struct r300_vertex_stream_state vertex_stream; }; enum r300_hiz_func { HIZ_FUNC_NONE, /* The function, when determined, is set in stone * until the next HiZ clear. */ /* MAX is written to the HiZ buffer. * Used for LESS, LEQUAL. */ HIZ_FUNC_MAX, /* MIN is written to the HiZ buffer. * Used for GREATER, GEQUAL. */ HIZ_FUNC_MIN, }; /* For deferred fragment shader state validation. */ enum r300_fs_validity_status { FRAGMENT_SHADER_VALID, /* No need to change/validate the FS. */ FRAGMENT_SHADER_MAYBE_DIRTY,/* Validate the FS if external state was changed. */ FRAGMENT_SHADER_DIRTY /* Always validate the FS (if the FS was changed) */ }; struct r300_context { /* Parent class */ struct pipe_context context; /* The interface to the windowing system, etc. */ struct radeon_winsys *rws; /* The command stream. */ struct radeon_winsys_cs *cs; /* Screen. */ struct r300_screen *screen; /* Draw module. Used mostly for SW TCL. */ struct draw_context* draw; /* Vertex buffer for SW TCL. */ struct pipe_resource* vbo; /* Offset and size into the SW TCL VBO. */ size_t draw_vbo_offset; size_t draw_vbo_size; /* Whether the VBO must not be flushed. */ boolean draw_vbo_locked; boolean draw_first_emitted; /* Accelerated blit support. */ struct blitter_context* blitter; /* Stencil two-sided reference value fallback. */ struct r300_stencilref_context *stencilref_fallback; /* The KIL opcode needs the first texture unit to be enabled * on r3xx-r4xx. In order to calm down the CS checker, we bind this * dummy texture there. */ struct r300_sampler_view *texkill_sampler; /* When no vertex buffer is set, this one is used instead to prevent * hardlocks. */ struct pipe_resource *dummy_vb; /* The currently active query. */ struct r300_query *query_current; /* The saved query for blitter operations. */ struct r300_query *blitter_saved_query; /* Query list. */ struct r300_query query_list; /* Various CSO state objects. */ /* Each atom is emitted in the order it appears here, which can affect * performance and stability if not handled with care. */ /* GPU flush. */ struct r300_atom gpu_flush; /* Anti-aliasing (MSAA) state. */ struct r300_atom aa_state; /* Framebuffer state. */ struct r300_atom fb_state; /* HyperZ state (various SC/ZB bits). */ struct r300_atom hyperz_state; /* ZTOP state. */ struct r300_atom ztop_state; /* Depth, stencil, and alpha state. */ struct r300_atom dsa_state; /* Blend state. */ struct r300_atom blend_state; /* Blend color state. */ struct r300_atom blend_color_state; /* Scissor state. */ struct r300_atom scissor_state; /* Invariant state. This must be emitted to get the engine started. */ struct r300_atom invariant_state; /* Viewport state. */ struct r300_atom viewport_state; /* PVS flush. */ struct r300_atom pvs_flush; /* VAP invariant state. */ struct r300_atom vap_invariant_state; /* Vertex stream formatting state. */ struct r300_atom vertex_stream_state; /* Vertex shader. */ struct r300_atom vs_state; /* User clip planes. */ struct r300_atom clip_state; /* RS block state + VAP (vertex shader) output mapping state. */ struct r300_atom rs_block_state; /* Rasterizer state. */ struct r300_atom rs_state; /* Framebuffer state (pipelined regs). */ struct r300_atom fb_state_pipelined; /* Fragment shader. */ struct r300_atom fs; /* Fragment shader RC_CONSTANT_STATE variables. */ struct r300_atom fs_rc_constant_state; /* Fragment shader constant buffer. */ struct r300_atom fs_constants; /* Vertex shader constant buffer. */ struct r300_atom vs_constants; /* Texture cache invalidate. */ struct r300_atom texture_cache_inval; /* Textures state. */ struct r300_atom textures_state; /* HiZ clear */ struct r300_atom hiz_clear; /* zmask clear */ struct r300_atom zmask_clear; /* Occlusion query. */ struct r300_atom query_start; /* The pointers to the first and the last atom. */ struct r300_atom *first_dirty, *last_dirty; /* Vertex elements for Gallium. */ struct r300_vertex_element_state *velems; /* Vertex info for Draw. */ struct vertex_info vertex_info; struct pipe_stencil_ref stencil_ref; struct pipe_viewport_state viewport; /* Stream locations for SWTCL. */ int stream_loc_notcl[16]; /* Flag indicating whether or not the HW is dirty. */ uint32_t dirty_hw; /* Whether polygon offset is enabled. */ boolean polygon_offset_enabled; /* Z buffer bit depth. */ uint32_t zbuffer_bpp; /* Whether rendering is conditional and should be skipped. */ boolean skip_rendering; /* The flag above saved by blitter. */ unsigned char blitter_saved_skip_rendering; /* Point sprites texcoord index, 1 bit per texcoord */ int sprite_coord_enable; /* Whether two-sided color selection is enabled (AKA light_twoside). */ boolean two_sided_color; /* Whether fragment color clamping is enabled. */ boolean frag_clamp; /* Whether fast color clear is enabled. */ boolean cbzb_clear; /* Whether fragment shader needs to be validated. */ enum r300_fs_validity_status fs_status; /* Framebuffer multi-write. */ boolean fb_multiwrite; void *dsa_decompress_zmask; struct u_vbuf *vbuf_mgr; struct util_slab_mempool pool_transfers; /* Stat counter. */ uint64_t flush_counter; /* const tracking for VS */ int vs_const_base; /* Vertex array state info */ boolean vertex_arrays_dirty; boolean vertex_arrays_indexed; int vertex_arrays_offset; int vertex_arrays_instance_id; boolean instancing_enabled; /* Hyper-Z stats. */ boolean hyperz_enabled; /* Whether it owns Hyper-Z access. */ int64_t hyperz_time_of_last_flush; /* Time of the last flush with Z clear. */ unsigned num_z_clears; /* Since the last flush. */ /* ZMask state. */ boolean zmask_in_use; /* Whether ZMASK is enabled. */ boolean zmask_decompress; /* Whether ZMASK is being decompressed. */ struct pipe_surface *locked_zbuffer; /* Unbound zbuffer which still has data in ZMASK. */ /* HiZ state. */ boolean hiz_in_use; /* Whether HIZ is enabled. */ enum r300_hiz_func hiz_func; /* HiZ function. Can be either MIN or MAX. */ uint32_t hiz_clear_value; /* HiZ clear value. */ }; #define foreach_atom(r300, atom) \ for (atom = &r300->gpu_flush; atom != (&r300->query_start)+1; atom++) #define foreach_dirty_atom(r300, atom) \ for (atom = r300->first_dirty; atom != r300->last_dirty; atom++) /* Convenience cast wrappers. */ static INLINE struct r300_query* r300_query(struct pipe_query* q) { return (struct r300_query*)q; } static INLINE struct r300_surface* r300_surface(struct pipe_surface* surf) { return (struct r300_surface*)surf; } static INLINE struct r300_resource* r300_resource(struct pipe_resource* tex) { return (struct r300_resource*)tex; } static INLINE struct r300_context* r300_context(struct pipe_context* context) { return (struct r300_context*)context; } static INLINE struct r300_fragment_shader *r300_fs(struct r300_context *r300) { return (struct r300_fragment_shader*)r300->fs.state; } static INLINE void r300_mark_atom_dirty(struct r300_context *r300, struct r300_atom *atom) { atom->dirty = TRUE; if (!r300->first_dirty) { r300->first_dirty = atom; r300->last_dirty = atom+1; } else { if (atom < r300->first_dirty) r300->first_dirty = atom; else if (atom+1 > r300->last_dirty) r300->last_dirty = atom+1; } } struct pipe_context* r300_create_context(struct pipe_screen* screen, void *priv); /* Context initialization. */ struct draw_stage* r300_draw_stage(struct r300_context* r300); void r300_init_blit_functions(struct r300_context *r300); void r300_init_flush_functions(struct r300_context* r300); void r300_init_query_functions(struct r300_context* r300); void r300_init_render_functions(struct r300_context *r300); void r300_init_state_functions(struct r300_context* r300); void r300_init_resource_functions(struct r300_context* r300); /* r300_blit.c */ void r300_decompress_zmask(struct r300_context *r300); void r300_decompress_zmask_locked_unsafe(struct r300_context *r300); void r300_decompress_zmask_locked(struct r300_context *r300); /* r300_flush.c */ void r300_flush(struct pipe_context *pipe, unsigned flags, struct pipe_fence_handle **fence); /* r300_hyperz.c */ void r300_update_hyperz_state(struct r300_context* r300); /* r300_query.c */ void r300_resume_query(struct r300_context *r300, struct r300_query *query); void r300_stop_query(struct r300_context *r300); /* r300_render_translate.c */ void r300_translate_index_buffer(struct r300_context *r300, struct pipe_resource **index_buffer, unsigned *index_size, unsigned index_offset, unsigned *start, unsigned count); /* r300_render_stencilref.c */ void r300_plug_in_stencil_ref_fallback(struct r300_context *r300); /* r300_render.c */ void r300_draw_flush_vbuf(struct r300_context *r300); void r500_emit_index_bias(struct r300_context *r300, int index_bias); /* r300_state.c */ enum r300_fb_state_change { R300_CHANGED_FB_STATE = 0, R300_CHANGED_HYPERZ_FLAG, R300_CHANGED_MULTIWRITE }; void r300_mark_fb_state_dirty(struct r300_context *r300, enum r300_fb_state_change change); void r300_mark_fs_code_dirty(struct r300_context *r300); /* r300_state_derived.c */ void r300_update_derived_state(struct r300_context* r300); /* r300_debug.c */ void r500_dump_rs_block(struct r300_rs_block *rs); static INLINE boolean CTX_DBG_ON(struct r300_context * ctx, unsigned flags) { return SCREEN_DBG_ON(ctx->screen, flags); } static INLINE void CTX_DBG(struct r300_context * ctx, unsigned flags, const char * fmt, ...) { if (CTX_DBG_ON(ctx, flags)) { va_list va; va_start(va, fmt); vfprintf(stderr, fmt, va); va_end(va); } } #define DBG_ON CTX_DBG_ON #define DBG CTX_DBG #endif /* R300_CONTEXT_H */