/* * Copyright © 2006 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 * the rights to use, copy, modify, merge, publish, distribute, sublicense, * 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 NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS 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: * Eric Anholt * Keith Packard * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "xf86.h" #include "xf86_OSproc.h" #include "xf86xv.h" #include "fourcc.h" #include "i830.h" #include "i830_video.h" #include "i830_hwmc.h" #include "brw_defines.h" #include "brw_structs.h" #include /* Make assert() work. */ #undef NDEBUG #include static const uint32_t sip_kernel_static[][4] = { /* wait (1) a0<1>UW a145<0,1,0>UW { align1 + } */ { 0x00000030, 0x20000108, 0x00001220, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, /* nop (4) g0<1>UD { align1 + } */ { 0x0040007e, 0x20000c21, 0x00690000, 0x00000000 }, }; /* * this program computes dA/dx and dA/dy for the texture coordinates along * with the base texture coordinate. It was extracted from the Mesa driver. * It uses about 10 GRF registers. */ #define SF_KERNEL_NUM_GRF 16 #define SF_MAX_THREADS 1 static const uint32_t sf_kernel_static[][4] = { #include "exa_sf.g4b" }; /* * Ok, this kernel picks up the required data flow values in g0 and g1 * and passes those along in m0 and m1. In m2-m9, it sticks constant * values (bright pink). */ /* Our PS kernel uses less than 32 GRF registers (about 20) */ #define PS_KERNEL_NUM_GRF 32 #define PS_MAX_THREADS 32 #define BRW_GRF_BLOCKS(nreg) ((nreg + 15) / 16 - 1) static const uint32_t ps_kernel_packed_static[][4] = { #include "exa_wm_xy.g4b" #include "exa_wm_src_affine.g4b" #include "exa_wm_src_sample_argb.g4b" #include "exa_wm_yuv_rgb.g4b" #include "exa_wm_write.g4b" }; static const uint32_t ps_kernel_planar_static[][4] = { #include "exa_wm_xy.g4b" #include "exa_wm_src_affine.g4b" #include "exa_wm_src_sample_planar.g4b" #include "exa_wm_yuv_rgb.g4b" #include "exa_wm_write.g4b" }; #define ALIGN(i,m) (((i) + (m) - 1) & ~((m) - 1)) #define MIN(a,b) ((a) < (b) ? (a) : (b)) static uint32_t float_to_uint (float f) { union {uint32_t i; float f;} x; x.f = f; return x.i; } #if 0 static struct { uint32_t svg_ctl; char *name; } svg_ctl_bits[] = { { BRW_SVG_CTL_GS_BA, "General State Base Address" }, { BRW_SVG_CTL_SS_BA, "Surface State Base Address" }, { BRW_SVG_CTL_IO_BA, "Indirect Object Base Address" }, { BRW_SVG_CTL_GS_AUB, "Generate State Access Upper Bound" }, { BRW_SVG_CTL_IO_AUB, "Indirect Object Access Upper Bound" }, { BRW_SVG_CTL_SIP, "System Instruction Pointer" }, { 0, 0 }, }; static void brw_debug (ScrnInfoPtr pScrn, char *when) { I830Ptr pI830 = I830PTR(pScrn); int i; uint32_t v; I830Sync (pScrn); ErrorF("brw_debug: %s\n", when); for (i = 0; svg_ctl_bits[i].name; i++) { OUTREG(BRW_SVG_CTL, svg_ctl_bits[i].svg_ctl); v = INREG(BRW_SVG_RDATA); ErrorF("\t%34.34s: 0x%08x\n", svg_ctl_bits[i].name, v); } } #endif #define WATCH_SF 0 #define WATCH_WIZ 0 #define WATCH_STATS 0 static void i965_pre_draw_debug(ScrnInfoPtr scrn) { #if 0 I830Ptr pI830 = I830PTR(scrn); #endif #if 0 ErrorF ("before EU_ATT 0x%08x%08x EU_ATT_DATA 0x%08x%08x\n", INREG(BRW_EU_ATT_1), INREG(BRW_EU_ATT_0), INREG(BRW_EU_ATT_DATA_1), INREG(BRW_EU_ATT_DATA_0)); OUTREG(BRW_VF_CTL, BRW_VF_CTL_SNAPSHOT_MUX_SELECT_THREADID | BRW_VF_CTL_SNAPSHOT_TYPE_VERTEX_INDEX | BRW_VF_CTL_SNAPSHOT_ENABLE); OUTREG(BRW_VF_STRG_VAL, 0); #endif #if 0 OUTREG(BRW_VS_CTL, BRW_VS_CTL_SNAPSHOT_ALL_THREADS | BRW_VS_CTL_SNAPSHOT_MUX_VALID_COUNT | BRW_VS_CTL_THREAD_SNAPSHOT_ENABLE); OUTREG(BRW_VS_STRG_VAL, 0); #endif #if WATCH_SF OUTREG(BRW_SF_CTL, BRW_SF_CTL_SNAPSHOT_MUX_VERTEX_COUNT | BRW_SF_CTL_SNAPSHOT_ALL_THREADS | BRW_SF_CTL_THREAD_SNAPSHOT_ENABLE); OUTREG(BRW_SF_STRG_VAL, 0); #endif #if WATCH_WIZ OUTREG(BRW_WIZ_CTL, BRW_WIZ_CTL_SNAPSHOT_MUX_SUBSPAN_INSTANCE | BRW_WIZ_CTL_SNAPSHOT_ALL_THREADS | BRW_WIZ_CTL_SNAPSHOT_ENABLE); OUTREG(BRW_WIZ_STRG_VAL, (box_x1) | (box_y1 << 16)); #endif #if 0 OUTREG(BRW_TS_CTL, BRW_TS_CTL_SNAPSHOT_MESSAGE_ERROR | BRW_TS_CTL_SNAPSHOT_ALL_CHILD_THREADS | BRW_TS_CTL_SNAPSHOT_ALL_ROOT_THREADS | BRW_TS_CTL_SNAPSHOT_ENABLE); #endif } static void i965_post_draw_debug(ScrnInfoPtr scrn) { #if 0 I830Ptr pI830 = I830PTR(scrn); #endif #if 0 for (j = 0; j < 100000; j++) { ctl = INREG(BRW_VF_CTL); if (ctl & BRW_VF_CTL_SNAPSHOT_COMPLETE) break; } rdata = INREG(BRW_VF_RDATA); OUTREG(BRW_VF_CTL, 0); ErrorF ("VF_CTL: 0x%08x VF_RDATA: 0x%08x\n", ctl, rdata); #endif #if 0 for (j = 0; j < 1000000; j++) { ctl = INREG(BRW_VS_CTL); if (ctl & BRW_VS_CTL_SNAPSHOT_COMPLETE) break; } rdata = INREG(BRW_VS_RDATA); for (k = 0; k <= 3; k++) { OUTREG(BRW_VS_CTL, BRW_VS_CTL_SNAPSHOT_COMPLETE | (k << 8)); rdata = INREG(BRW_VS_RDATA); ErrorF ("VS_CTL: 0x%08x VS_RDATA(%d): 0x%08x\n", ctl, k, rdata); } OUTREG(BRW_VS_CTL, 0); #endif #if WATCH_SF for (j = 0; j < 1000000; j++) { ctl = INREG(BRW_SF_CTL); if (ctl & BRW_SF_CTL_SNAPSHOT_COMPLETE) break; } for (k = 0; k <= 7; k++) { OUTREG(BRW_SF_CTL, BRW_SF_CTL_SNAPSHOT_COMPLETE | (k << 8)); rdata = INREG(BRW_SF_RDATA); ErrorF("SF_CTL: 0x%08x SF_RDATA(%d): 0x%08x\n", ctl, k, rdata); } OUTREG(BRW_SF_CTL, 0); #endif #if WATCH_WIZ for (j = 0; j < 100000; j++) { ctl = INREG(BRW_WIZ_CTL); if (ctl & BRW_WIZ_CTL_SNAPSHOT_COMPLETE) break; } rdata = INREG(BRW_WIZ_RDATA); OUTREG(BRW_WIZ_CTL, 0); ErrorF("WIZ_CTL: 0x%08x WIZ_RDATA: 0x%08x\n", ctl, rdata); #endif #if 0 for (j = 0; j < 100000; j++) { ctl = INREG(BRW_TS_CTL); if (ctl & BRW_TS_CTL_SNAPSHOT_COMPLETE) break; } rdata = INREG(BRW_TS_RDATA); OUTREG(BRW_TS_CTL, 0); ErrorF("TS_CTL: 0x%08x TS_RDATA: 0x%08x\n", ctl, rdata); ErrorF("after EU_ATT 0x%08x%08x EU_ATT_DATA 0x%08x%08x\n", INREG(BRW_EU_ATT_1), INREG(BRW_EU_ATT_0), INREG(BRW_EU_ATT_DATA_1), INREG(BRW_EU_ATT_DATA_0)); #endif #if 0 for (j = 0; j < 256; j++) { OUTREG(BRW_TD_CTL, j << BRW_TD_CTL_MUX_SHIFT); rdata = INREG(BRW_TD_RDATA); ErrorF ("TD_RDATA(%d): 0x%08x\n", j, rdata); } #endif } /* For 3D, the VS must have 8, 12, 16, 24, or 32 VUEs allocated to it. * A VUE consists of a 256-bit vertex header followed by the vertex data, * which in our case is 4 floats (128 bits), thus a single 512-bit URB * entry. */ #define URB_VS_ENTRIES 8 #define URB_VS_ENTRY_SIZE 1 #define URB_GS_ENTRIES 0 #define URB_GS_ENTRY_SIZE 0 #define URB_CLIP_ENTRIES 0 #define URB_CLIP_ENTRY_SIZE 0 /* The SF kernel we use outputs only 4 256-bit registers, leading to an * entry size of 2 512-bit URBs. We don't need to have many entries to * output as we're generally working on large rectangles and don't care * about having WM threads running on different rectangles simultaneously. */ #define URB_SF_ENTRIES 1 #define URB_SF_ENTRY_SIZE 2 #define URB_CS_ENTRIES 0 #define URB_CS_ENTRY_SIZE 0 /** * Little wrapper around drm_intel_bo_reloc to return the initial value you * should stuff into the relocation entry. * * If only we'd done this before settling on the library API. */ static uint32_t intel_emit_reloc(drm_intel_bo *bo, uint32_t offset, drm_intel_bo *target_bo, uint32_t target_offset, uint32_t read_domains, uint32_t write_domain) { drm_intel_bo_emit_reloc(bo, offset, target_bo, target_offset, read_domains, write_domain); return target_bo->offset + target_offset; } static int intel_alloc_and_map(I830Ptr i830, char *name, int size, drm_intel_bo **bop, void *virtualp) { drm_intel_bo *bo; bo = drm_intel_bo_alloc(i830->bufmgr, name, size, 4096); if (!bo) return -1; if (drm_intel_bo_map(bo, TRUE) != 0) { drm_intel_bo_unreference(bo); return -1; } *bop = bo; *(void **) virtualp = bo->virtual; memset (bo->virtual, 0, size); return 0; } static drm_intel_bo * i965_create_dst_surface_state(ScrnInfoPtr scrn, PixmapPtr pixmap) { I830Ptr pI830 = I830PTR(scrn); struct brw_surface_state *dest_surf_state; drm_intel_bo *pixmap_bo = i830_get_pixmap_bo(pixmap); drm_intel_bo *surf_bo; if (intel_alloc_and_map(pI830, "textured video surface state", 4096, &surf_bo, &dest_surf_state) != 0) return NULL; dest_surf_state->ss0.surface_type = BRW_SURFACE_2D; dest_surf_state->ss0.data_return_format = BRW_SURFACERETURNFORMAT_FLOAT32; if (pI830->cpp == 2) { dest_surf_state->ss0.surface_format = BRW_SURFACEFORMAT_B5G6R5_UNORM; } else { dest_surf_state->ss0.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM; } dest_surf_state->ss0.writedisable_alpha = 0; dest_surf_state->ss0.writedisable_red = 0; dest_surf_state->ss0.writedisable_green = 0; dest_surf_state->ss0.writedisable_blue = 0; dest_surf_state->ss0.color_blend = 1; dest_surf_state->ss0.vert_line_stride = 0; dest_surf_state->ss0.vert_line_stride_ofs = 0; dest_surf_state->ss0.mipmap_layout_mode = 0; dest_surf_state->ss0.render_cache_read_mode = 0; if (pixmap_bo != NULL) dest_surf_state->ss1.base_addr = intel_emit_reloc(surf_bo, offsetof(struct brw_surface_state, ss1), pixmap_bo, 0, I915_GEM_DOMAIN_SAMPLER, 0); else dest_surf_state->ss1.base_addr = intel_get_pixmap_offset(pixmap); dest_surf_state->ss2.height = scrn->virtualY - 1; dest_surf_state->ss2.width = scrn->virtualX - 1; dest_surf_state->ss2.mip_count = 0; dest_surf_state->ss2.render_target_rotation = 0; dest_surf_state->ss3.pitch = intel_get_pixmap_pitch(pixmap) - 1; dest_surf_state->ss3.tiled_surface = i830_pixmap_tiled(pixmap); dest_surf_state->ss3.tile_walk = 0; /* TileX */ drm_intel_bo_unmap(surf_bo); return surf_bo; } static drm_intel_bo * i965_create_src_surface_state(ScrnInfoPtr scrn, uint32_t src_offset, int src_width, int src_height, int src_pitch, uint32_t src_surf_format) { I830Ptr pI830 = I830PTR(scrn); drm_intel_bo *surface_bo; struct brw_surface_state *src_surf_state; if (intel_alloc_and_map(pI830, "textured video surface state", 4096, &surface_bo, &src_surf_state) != 0) return NULL; /* Set up the source surface state buffer */ src_surf_state->ss0.surface_type = BRW_SURFACE_2D; src_surf_state->ss0.surface_format = src_surf_format; src_surf_state->ss0.writedisable_alpha = 0; src_surf_state->ss0.writedisable_red = 0; src_surf_state->ss0.writedisable_green = 0; src_surf_state->ss0.writedisable_blue = 0; src_surf_state->ss0.color_blend = 1; src_surf_state->ss0.vert_line_stride = 0; src_surf_state->ss0.vert_line_stride_ofs = 0; src_surf_state->ss0.mipmap_layout_mode = 0; src_surf_state->ss0.render_cache_read_mode = 0; src_surf_state->ss1.base_addr = src_offset; src_surf_state->ss2.width = src_width - 1; src_surf_state->ss2.height = src_height - 1; src_surf_state->ss2.mip_count = 0; src_surf_state->ss2.render_target_rotation = 0; src_surf_state->ss3.pitch = src_pitch - 1; drm_intel_bo_unmap(surface_bo); return surface_bo; } static drm_intel_bo * i965_create_binding_table(ScrnInfoPtr scrn, drm_intel_bo **surf_bos, int n_surf) { I830Ptr pI830 = I830PTR(scrn); drm_intel_bo *bind_bo; uint32_t *binding_table; int i; /* Set up a binding table for our surfaces. Only the PS will use it */ if (intel_alloc_and_map(pI830, "textured video binding table", 4096, &bind_bo, &binding_table) != 0) return NULL; for (i = 0; i < n_surf; i++) binding_table[i] = intel_emit_reloc(bind_bo, i * sizeof(uint32_t), surf_bos[i], 0, I915_GEM_DOMAIN_INSTRUCTION, 0); drm_intel_bo_unmap(bind_bo); return bind_bo; } static drm_intel_bo * i965_create_sampler_state(ScrnInfoPtr scrn) { I830Ptr pI830 = I830PTR(scrn); drm_intel_bo *sampler_bo; struct brw_sampler_state *sampler_state; if (intel_alloc_and_map(pI830, "textured video sampler state", 4096, &sampler_bo, &sampler_state) != 0) return NULL; sampler_state->ss0.min_filter = BRW_MAPFILTER_LINEAR; sampler_state->ss0.mag_filter = BRW_MAPFILTER_LINEAR; sampler_state->ss1.r_wrap_mode = BRW_TEXCOORDMODE_CLAMP; sampler_state->ss1.s_wrap_mode = BRW_TEXCOORDMODE_CLAMP; sampler_state->ss1.t_wrap_mode = BRW_TEXCOORDMODE_CLAMP; drm_intel_bo_unmap(sampler_bo); return sampler_bo; } static drm_intel_bo * i965_create_vs_state(ScrnInfoPtr scrn) { I830Ptr pI830 = I830PTR(scrn); drm_intel_bo *vs_bo; struct brw_vs_unit_state *vs_state; if (intel_alloc_and_map(pI830, "textured video vs state", 4096, &vs_bo, &vs_state) != 0) return NULL; /* Set up the vertex shader to be disabled (passthrough) */ vs_state->thread4.nr_urb_entries = URB_VS_ENTRIES; vs_state->thread4.urb_entry_allocation_size = URB_VS_ENTRY_SIZE - 1; vs_state->vs6.vs_enable = 0; vs_state->vs6.vert_cache_disable = 1; drm_intel_bo_unmap(vs_bo); return vs_bo; } static drm_intel_bo * i965_create_program(ScrnInfoPtr scrn, const uint32_t *program, unsigned int program_size) { I830Ptr pI830 = I830PTR(scrn); drm_intel_bo *prog_bo; prog_bo = drm_intel_bo_alloc(pI830->bufmgr, "textured video program", program_size, 4096); if (!prog_bo) return NULL; drm_intel_bo_subdata(prog_bo, 0, program_size, program); return prog_bo; } static drm_intel_bo * i965_create_sf_state(ScrnInfoPtr scrn) { I830Ptr pI830 = I830PTR(scrn); drm_intel_bo *sf_bo, *kernel_bo; struct brw_sf_unit_state *sf_state; kernel_bo = i965_create_program(scrn, &sf_kernel_static[0][0], sizeof(sf_kernel_static)); if (!kernel_bo) return NULL; if (intel_alloc_and_map(pI830, "textured video sf state", 4096, &sf_bo, &sf_state) != 0) { drm_intel_bo_unreference(kernel_bo); return NULL; } /* Set up the SF kernel to do coord interp: for each attribute, * calculate dA/dx and dA/dy. Hand these interpolation coefficients * back to SF which then hands pixels off to WM. */ sf_state->thread0.grf_reg_count = BRW_GRF_BLOCKS(SF_KERNEL_NUM_GRF); sf_state->thread0.kernel_start_pointer = intel_emit_reloc(sf_bo, offsetof(struct brw_sf_unit_state, thread0), kernel_bo, sf_state->thread0.grf_reg_count << 1, I915_GEM_DOMAIN_INSTRUCTION, 0) >> 6; sf_state->sf1.single_program_flow = 1; /* XXX */ sf_state->sf1.binding_table_entry_count = 0; sf_state->sf1.thread_priority = 0; sf_state->sf1.floating_point_mode = 0; /* Mesa does this */ sf_state->sf1.illegal_op_exception_enable = 1; sf_state->sf1.mask_stack_exception_enable = 1; sf_state->sf1.sw_exception_enable = 1; sf_state->thread2.per_thread_scratch_space = 0; /* scratch space is not used in our kernel */ sf_state->thread2.scratch_space_base_pointer = 0; sf_state->thread3.const_urb_entry_read_length = 0; /* no const URBs */ sf_state->thread3.const_urb_entry_read_offset = 0; /* no const URBs */ sf_state->thread3.urb_entry_read_length = 1; /* 1 URB per vertex */ sf_state->thread3.urb_entry_read_offset = 0; sf_state->thread3.dispatch_grf_start_reg = 3; sf_state->thread4.max_threads = SF_MAX_THREADS - 1; sf_state->thread4.urb_entry_allocation_size = URB_SF_ENTRY_SIZE - 1; sf_state->thread4.nr_urb_entries = URB_SF_ENTRIES; sf_state->thread4.stats_enable = 1; sf_state->sf5.viewport_transform = FALSE; /* skip viewport */ sf_state->sf6.cull_mode = BRW_CULLMODE_NONE; sf_state->sf6.scissor = 0; sf_state->sf7.trifan_pv = 2; sf_state->sf6.dest_org_vbias = 0x8; sf_state->sf6.dest_org_hbias = 0x8; drm_intel_bo_unmap(sf_bo); return sf_bo; } static drm_intel_bo * i965_create_wm_state(ScrnInfoPtr scrn, drm_intel_bo *sampler_bo, Bool is_packed) { I830Ptr pI830 = I830PTR(scrn); drm_intel_bo *wm_bo, *kernel_bo; struct brw_wm_unit_state *wm_state; if (is_packed) { kernel_bo = i965_create_program(scrn, &ps_kernel_packed_static[0][0], sizeof(ps_kernel_packed_static)); } else { kernel_bo = i965_create_program(scrn, &ps_kernel_planar_static[0][0], sizeof(ps_kernel_planar_static)); } if (!kernel_bo) return NULL; if (intel_alloc_and_map(pI830, "textured video wm state", sizeof (*wm_state), &wm_bo, &wm_state)) { drm_intel_bo_unreference(kernel_bo); return NULL; } wm_state->thread0.grf_reg_count = BRW_GRF_BLOCKS(PS_KERNEL_NUM_GRF); wm_state->thread0.kernel_start_pointer = intel_emit_reloc(wm_bo, offsetof(struct brw_wm_unit_state, thread0), kernel_bo, wm_state->thread0.grf_reg_count << 1, I915_GEM_DOMAIN_INSTRUCTION, 0) >> 6; wm_state->thread1.single_program_flow = 1; /* XXX */ if (is_packed) wm_state->thread1.binding_table_entry_count = 2; else wm_state->thread1.binding_table_entry_count = 7; /* Though we never use the scratch space in our WM kernel, it has to be * set, and the minimum allocation is 1024 bytes. */ wm_state->thread2.scratch_space_base_pointer = 0; wm_state->thread2.per_thread_scratch_space = 0; /* 1024 bytes */ wm_state->thread3.dispatch_grf_start_reg = 3; /* XXX */ wm_state->thread3.const_urb_entry_read_length = 0; wm_state->thread3.const_urb_entry_read_offset = 0; wm_state->thread3.urb_entry_read_length = 1; /* XXX */ wm_state->thread3.urb_entry_read_offset = 0; /* XXX */ wm_state->wm4.stats_enable = 1; wm_state->wm4.sampler_state_pointer = intel_emit_reloc(wm_bo, offsetof(struct brw_wm_unit_state, wm4), sampler_bo, 0, I915_GEM_DOMAIN_INSTRUCTION, 0) >> 5; wm_state->wm4.sampler_count = 1; /* 1-4 samplers used */ wm_state->wm5.max_threads = PS_MAX_THREADS - 1; wm_state->wm5.thread_dispatch_enable = 1; wm_state->wm5.enable_16_pix = 1; wm_state->wm5.enable_8_pix = 0; wm_state->wm5.early_depth_test = 1; drm_intel_bo_unreference(kernel_bo); drm_intel_bo_unmap(wm_bo); return wm_bo; } static drm_intel_bo * i965_create_cc_vp_state(ScrnInfoPtr scrn) { I830Ptr pI830 = I830PTR(scrn); drm_intel_bo *cc_vp_bo; struct brw_cc_viewport *cc_viewport; if (intel_alloc_and_map(pI830, "textured video cc viewport", 4096, &cc_vp_bo, &cc_viewport) != 0) return NULL; cc_viewport->min_depth = -1.e35; cc_viewport->max_depth = 1.e35; drm_intel_bo_unmap(cc_vp_bo); return cc_vp_bo; } static drm_intel_bo * i965_create_cc_state(ScrnInfoPtr scrn) { I830Ptr pI830 = I830PTR(scrn); drm_intel_bo *cc_bo, *cc_vp_bo; struct brw_cc_unit_state *cc_state; cc_vp_bo = i965_create_cc_vp_state(scrn); if (!cc_vp_bo) return NULL; if (intel_alloc_and_map(pI830, "textured video cc state", sizeof(*cc_state), &cc_bo, &cc_state) != 0) { drm_intel_bo_unreference(cc_vp_bo); return NULL; } /* Color calculator state */ memset(cc_state, 0, sizeof(*cc_state)); cc_state->cc0.stencil_enable = 0; /* disable stencil */ cc_state->cc2.depth_test = 0; /* disable depth test */ cc_state->cc2.logicop_enable = 1; /* enable logic op */ cc_state->cc3.ia_blend_enable = 1; /* blend alpha just like colors */ cc_state->cc3.blend_enable = 0; /* disable color blend */ cc_state->cc3.alpha_test = 0; /* disable alpha test */ cc_state->cc4.cc_viewport_state_offset = intel_emit_reloc(cc_bo, offsetof(struct brw_cc_unit_state, cc4), cc_vp_bo, 0, I915_GEM_DOMAIN_INSTRUCTION, 0) >> 5; cc_state->cc5.dither_enable = 0; /* disable dither */ cc_state->cc5.logicop_func = 0xc; /* WHITE */ cc_state->cc5.statistics_enable = 1; cc_state->cc5.ia_blend_function = BRW_BLENDFUNCTION_ADD; cc_state->cc5.ia_src_blend_factor = BRW_BLENDFACTOR_ONE; cc_state->cc5.ia_dest_blend_factor = BRW_BLENDFACTOR_ONE; drm_intel_bo_unmap(cc_bo); drm_intel_bo_unreference(cc_vp_bo); return cc_bo; } static void i965_emit_video_setup(ScrnInfoPtr pScrn, drm_intel_bo *bind_bo, int n_src_surf) { I830Ptr pI830 = I830PTR(pScrn); int urb_vs_start, urb_vs_size; int urb_gs_start, urb_gs_size; int urb_clip_start, urb_clip_size; int urb_sf_start, urb_sf_size; int urb_cs_start, urb_cs_size; IntelEmitInvarientState(pScrn); *pI830->last_3d = LAST_3D_VIDEO; urb_vs_start = 0; urb_vs_size = URB_VS_ENTRIES * URB_VS_ENTRY_SIZE; urb_gs_start = urb_vs_start + urb_vs_size; urb_gs_size = URB_GS_ENTRIES * URB_GS_ENTRY_SIZE; urb_clip_start = urb_gs_start + urb_gs_size; urb_clip_size = URB_CLIP_ENTRIES * URB_CLIP_ENTRY_SIZE; urb_sf_start = urb_clip_start + urb_clip_size; urb_sf_size = URB_SF_ENTRIES * URB_SF_ENTRY_SIZE; urb_cs_start = urb_sf_start + urb_sf_size; urb_cs_size = URB_CS_ENTRIES * URB_CS_ENTRY_SIZE; BEGIN_BATCH(2); OUT_BATCH(MI_FLUSH | MI_STATE_INSTRUCTION_CACHE_FLUSH | BRW_MI_GLOBAL_SNAPSHOT_RESET); OUT_BATCH(MI_NOOP); ADVANCE_BATCH(); /* brw_debug (pScrn, "before base address modify"); */ BEGIN_BATCH(12); /* Match Mesa driver setup */ if (IS_G4X(pI830)) OUT_BATCH(NEW_PIPELINE_SELECT | PIPELINE_SELECT_3D); else OUT_BATCH(BRW_PIPELINE_SELECT | PIPELINE_SELECT_3D); /* Mesa does this. Who knows... */ OUT_BATCH(BRW_CS_URB_STATE | 0); OUT_BATCH((0 << 4) | /* URB Entry Allocation Size */ (0 << 0)); /* Number of URB Entries */ /* Zero out the two base address registers so all offsets are * absolute */ OUT_BATCH(BRW_STATE_BASE_ADDRESS | 4); OUT_BATCH(0 | BASE_ADDRESS_MODIFY); /* Generate state base address */ OUT_BATCH(0 | BASE_ADDRESS_MODIFY); /* Surface state base address */ OUT_BATCH(0 | BASE_ADDRESS_MODIFY); /* media base addr, don't care */ /* general state max addr, disabled */ OUT_BATCH(0x10000000 | BASE_ADDRESS_MODIFY); /* media object state max addr, disabled */ OUT_BATCH(0x10000000 | BASE_ADDRESS_MODIFY); /* Set system instruction pointer */ OUT_BATCH(BRW_STATE_SIP | 0); /* system instruction pointer */ OUT_RELOC(pI830->video.gen4_sip_kernel_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); OUT_BATCH(MI_NOOP); ADVANCE_BATCH(); /* brw_debug (pScrn, "after base address modify"); */ BEGIN_BATCH(38); /* Enable VF statistics */ OUT_BATCH(BRW_3DSTATE_VF_STATISTICS | 1); /* Pipe control */ OUT_BATCH(BRW_PIPE_CONTROL | BRW_PIPE_CONTROL_NOWRITE | BRW_PIPE_CONTROL_IS_FLUSH | 2); OUT_BATCH(0); /* Destination address */ OUT_BATCH(0); /* Immediate data low DW */ OUT_BATCH(0); /* Immediate data high DW */ /* Binding table pointers */ OUT_BATCH(BRW_3DSTATE_BINDING_TABLE_POINTERS | 4); OUT_BATCH(0); /* vs */ OUT_BATCH(0); /* gs */ OUT_BATCH(0); /* clip */ OUT_BATCH(0); /* sf */ /* Only the PS uses the binding table */ OUT_RELOC(bind_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); drm_intel_bo_unreference(bind_bo); /* Blend constant color (magenta is fun) */ OUT_BATCH(BRW_3DSTATE_CONSTANT_COLOR | 3); OUT_BATCH(float_to_uint (1.0)); OUT_BATCH(float_to_uint (0.0)); OUT_BATCH(float_to_uint (1.0)); OUT_BATCH(float_to_uint (1.0)); /* The drawing rectangle clipping is always on. Set it to values that * shouldn't do any clipping. */ OUT_BATCH(BRW_3DSTATE_DRAWING_RECTANGLE | 2); /* XXX 3 for BLC or CTG */ OUT_BATCH(0x00000000); /* ymin, xmin */ OUT_BATCH((pScrn->virtualX - 1) | (pScrn->virtualY - 1) << 16); /* ymax, xmax */ OUT_BATCH(0x00000000); /* yorigin, xorigin */ /* skip the depth buffer */ /* skip the polygon stipple */ /* skip the polygon stipple offset */ /* skip the line stipple */ /* Set the pointers to the 3d pipeline state */ OUT_BATCH(BRW_3DSTATE_PIPELINED_POINTERS | 5); OUT_RELOC(pI830->video.gen4_vs_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); /* disable GS, resulting in passthrough */ OUT_BATCH(BRW_GS_DISABLE); /* disable CLIP, resulting in passthrough */ OUT_BATCH(BRW_CLIP_DISABLE); OUT_RELOC(pI830->video.gen4_sf_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); if (n_src_surf == 1) OUT_RELOC(pI830->video.gen4_wm_packed_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); else OUT_RELOC(pI830->video.gen4_wm_planar_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); OUT_RELOC(pI830->video.gen4_cc_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); /* URB fence */ OUT_BATCH(BRW_URB_FENCE | UF0_CS_REALLOC | UF0_SF_REALLOC | UF0_CLIP_REALLOC | UF0_GS_REALLOC | UF0_VS_REALLOC | 1); OUT_BATCH(((urb_clip_start + urb_clip_size) << UF1_CLIP_FENCE_SHIFT) | ((urb_gs_start + urb_gs_size) << UF1_GS_FENCE_SHIFT) | ((urb_vs_start + urb_vs_size) << UF1_VS_FENCE_SHIFT)); OUT_BATCH(((urb_cs_start + urb_cs_size) << UF2_CS_FENCE_SHIFT) | ((urb_sf_start + urb_sf_size) << UF2_SF_FENCE_SHIFT)); /* Constant buffer state */ OUT_BATCH(BRW_CS_URB_STATE | 0); OUT_BATCH(((URB_CS_ENTRY_SIZE - 1) << 4) | (URB_CS_ENTRIES << 0)); /* Set up our vertex elements, sourced from the single vertex buffer. */ OUT_BATCH(BRW_3DSTATE_VERTEX_ELEMENTS | 3); /* offset 0: X,Y -> {X, Y, 1.0, 1.0} */ OUT_BATCH((0 << VE0_VERTEX_BUFFER_INDEX_SHIFT) | VE0_VALID | (BRW_SURFACEFORMAT_R32G32_FLOAT << VE0_FORMAT_SHIFT) | (0 << VE0_OFFSET_SHIFT)); OUT_BATCH((BRW_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT) | (BRW_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT) | (BRW_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT) | (BRW_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT) | (0 << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT)); /* offset 8: S0, T0 -> {S0, T0, 1.0, 1.0} */ OUT_BATCH((0 << VE0_VERTEX_BUFFER_INDEX_SHIFT) | VE0_VALID | (BRW_SURFACEFORMAT_R32G32_FLOAT << VE0_FORMAT_SHIFT) | (8 << VE0_OFFSET_SHIFT)); OUT_BATCH((BRW_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT) | (BRW_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT) | (BRW_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT) | (BRW_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT) | (4 << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT)); OUT_BATCH(MI_NOOP); /* pad to quadword */ ADVANCE_BATCH(); } void I965DisplayVideoTextured(ScrnInfoPtr pScrn, I830PortPrivPtr pPriv, int id, RegionPtr dstRegion, short width, short height, int video_pitch, int x1, int y1, int x2, int y2, short src_w, short src_h, short drw_w, short drw_h, PixmapPtr pPixmap) { I830Ptr pI830 = I830PTR(pScrn); BoxPtr pbox; int nbox, dxo, dyo, pix_xoff, pix_yoff; float src_scale_x, src_scale_y; int src_surf, i; int n_src_surf; uint32_t src_surf_format; uint32_t src_surf_base[6]; int src_width[6]; int src_height[6]; int src_pitch[6]; drm_intel_bo *bind_bo, *surf_bos[7]; #if 0 ErrorF("BroadwaterDisplayVideoTextured: %dx%d (pitch %d)\n", width, height, video_pitch); #endif /* enable debug */ OUTREG (INST_PM, (1 << (16 + 4)) | (1 << 4)); #if 0 ErrorF ("INST_PM 0x%08x\n", INREG(INST_PM)); #endif src_surf_base[0] = pPriv->YBuf0offset; src_surf_base[1] = pPriv->YBuf0offset; src_surf_base[2] = pPriv->VBuf0offset; src_surf_base[3] = pPriv->VBuf0offset; src_surf_base[4] = pPriv->UBuf0offset; src_surf_base[5] = pPriv->UBuf0offset; #if 0 ErrorF ("base 0 0x%x base 1 0x%x base 2 0x%x\n", src_surf_base[0], src_surf_base[1], src_surf_base[2]); #endif switch (id) { case FOURCC_UYVY: src_surf_format = BRW_SURFACEFORMAT_YCRCB_SWAPY; n_src_surf = 1; src_width[0] = width; src_height[0] = height; src_pitch[0] = video_pitch; break; case FOURCC_YUY2: src_surf_format = BRW_SURFACEFORMAT_YCRCB_NORMAL; src_width[0] = width; src_height[0] = height; src_pitch[0] = video_pitch; n_src_surf = 1; break; #ifdef INTEL_XVMC case FOURCC_XVMC: #endif case FOURCC_I420: case FOURCC_YV12: src_surf_format = BRW_SURFACEFORMAT_R8_UNORM; src_width[1] = src_width[0] = width; src_height[1] = src_height[0] = height; src_pitch[1] = src_pitch[0] = video_pitch * 2; src_width[4] = src_width[5] = src_width[2] = src_width[3] = width / 2; src_height[4] = src_height[5] = src_height[2] = src_height[3] = height / 2; src_pitch[4] = src_pitch[5] = src_pitch[2] = src_pitch[3] = video_pitch; n_src_surf = 6; break; default: return; } #if 0 ErrorF("dst surf: 0x%08x\n", state_base_offset + dest_surf_offset); ErrorF("src surf: 0x%08x\n", state_base_offset + src_surf_offset); #endif /* We'll be poking the state buffers that could be in use by the 3d * hardware here, but we should have synced the 3D engine already in * I830PutImage. */ /* Upload kernels */ surf_bos[0] = i965_create_dst_surface_state(pScrn, pPixmap); if (!surf_bos[0]) return; for (src_surf = 0; src_surf < n_src_surf; src_surf++) { drm_intel_bo *surf_bo = i965_create_src_surface_state(pScrn, src_surf_base[src_surf], src_width[src_surf], src_height[src_surf], src_pitch[src_surf], src_surf_format); if (!surf_bo) { int q; for(q = 0; q < src_surf + 1; q++) drm_intel_bo_unreference(surf_bos[q]); return; } surf_bos[src_surf + 1] = surf_bo; } bind_bo = i965_create_binding_table(pScrn, surf_bos, n_src_surf + 1); for (i = 0; i < n_src_surf + 1; i++) { drm_intel_bo_unreference(surf_bos[i]); surf_bos[i] = NULL; } if (!bind_bo) return; if (pI830->video.gen4_sampler_bo == NULL) pI830->video.gen4_sampler_bo = i965_create_sampler_state(pScrn); if (pI830->video.gen4_sip_kernel_bo == NULL) { pI830->video.gen4_sip_kernel_bo = i965_create_program(pScrn, &sip_kernel_static[0][0], sizeof(sip_kernel_static)); if (!pI830->video.gen4_sip_kernel_bo) { drm_intel_bo_unreference(bind_bo); return; } } if (pI830->video.gen4_vs_bo == NULL) { pI830->video.gen4_vs_bo = i965_create_vs_state(pScrn); if (!pI830->video.gen4_vs_bo) { drm_intel_bo_unreference(bind_bo); return; } } if (pI830->video.gen4_sf_bo == NULL) { pI830->video.gen4_sf_bo = i965_create_sf_state(pScrn); if (!pI830->video.gen4_sf_bo) { drm_intel_bo_unreference(bind_bo); return; } } if (pI830->video.gen4_wm_packed_bo == NULL) { pI830->video.gen4_wm_packed_bo = i965_create_wm_state(pScrn, pI830->video.gen4_sampler_bo, TRUE); if (!pI830->video.gen4_wm_packed_bo) { drm_intel_bo_unreference(bind_bo); return; } } if (pI830->video.gen4_wm_planar_bo == NULL) { pI830->video.gen4_wm_planar_bo = i965_create_wm_state(pScrn, pI830->video.gen4_sampler_bo, FALSE); if (!pI830->video.gen4_wm_planar_bo) { drm_intel_bo_unreference(bind_bo); return; } } if (pI830->video.gen4_cc_bo == NULL) { pI830->video.gen4_cc_bo = i965_create_cc_state(pScrn); if (!pI830->video.gen4_cc_bo) { drm_intel_bo_unreference(bind_bo); return; } } /* Set up the offset for translating from the given region (in screen * coordinates) to the backing pixmap. */ #ifdef COMPOSITE pix_xoff = -pPixmap->screen_x + pPixmap->drawable.x; pix_yoff = -pPixmap->screen_y + pPixmap->drawable.y; #else pix_xoff = 0; pix_yoff = 0; #endif dxo = dstRegion->extents.x1; dyo = dstRegion->extents.y1; /* Use normalized texture coordinates */ src_scale_x = ((float)src_w / width) / (float)drw_w; src_scale_y = ((float)src_h / height) / (float)drw_h; pbox = REGION_RECTS(dstRegion); nbox = REGION_NUM_RECTS(dstRegion); while (nbox--) { int box_x1 = pbox->x1; int box_y1 = pbox->y1; int box_x2 = pbox->x2; int box_y2 = pbox->y2; int i; drm_intel_bo *vb_bo; float *vb; drm_intel_bo *bo_table[] = { NULL, /* vb_bo */ pI830->batch_bo, bind_bo, pI830->video.gen4_sampler_bo, pI830->video.gen4_sip_kernel_bo, pI830->video.gen4_vs_bo, pI830->video.gen4_sf_bo, pI830->video.gen4_wm_packed_bo, pI830->video.gen4_wm_planar_bo, pI830->video.gen4_cc_bo, }; pbox++; if (intel_alloc_and_map(pI830, "textured video vb", 4096, &vb_bo, &vb) != 0) break; bo_table[0] = vb_bo; i = 0; vb[i++] = (box_x2 - dxo) * src_scale_x; vb[i++] = (box_y2 - dyo) * src_scale_y; vb[i++] = (float) box_x2 + pix_xoff; vb[i++] = (float) box_y2 + pix_yoff; vb[i++] = (box_x1 - dxo) * src_scale_x; vb[i++] = (box_y2 - dyo) * src_scale_y; vb[i++] = (float) box_x1 + pix_xoff; vb[i++] = (float) box_y2 + pix_yoff; vb[i++] = (box_x1 - dxo) * src_scale_x; vb[i++] = (box_y1 - dyo) * src_scale_y; vb[i++] = (float) box_x1 + pix_xoff; vb[i++] = (float) box_y1 + pix_yoff; drm_intel_bo_unmap(vb_bo); i965_pre_draw_debug(pScrn); /* If this command won't fit in the current batch, flush. * Assume that it does after being flushed. */ if (drm_intel_bufmgr_check_aperture_space(bo_table, ARRAY_SIZE(bo_table)) < 0) { intel_batch_flush(pScrn, FALSE); } intel_batch_start_atomic(pScrn, 100); i965_emit_video_setup(pScrn, bind_bo, n_src_surf); BEGIN_BATCH(10); /* Set up the pointer to our vertex buffer */ OUT_BATCH(BRW_3DSTATE_VERTEX_BUFFERS | 2); /* four 32-bit floats per vertex */ OUT_BATCH((0 << VB0_BUFFER_INDEX_SHIFT) | VB0_VERTEXDATA | ((4 * 4) << VB0_BUFFER_PITCH_SHIFT)); OUT_RELOC(vb_bo, I915_GEM_DOMAIN_VERTEX, 0, 0); OUT_BATCH(3); /* four corners to our rectangle */ OUT_BATCH(BRW_3DPRIMITIVE | BRW_3DPRIMITIVE_VERTEX_SEQUENTIAL | (_3DPRIM_RECTLIST << BRW_3DPRIMITIVE_TOPOLOGY_SHIFT) | (0 << 9) | /* CTG - indirect vertex count */ 4); OUT_BATCH(3); /* vertex count per instance */ OUT_BATCH(0); /* start vertex offset */ OUT_BATCH(1); /* single instance */ OUT_BATCH(0); /* start instance location */ OUT_BATCH(0); /* index buffer offset, ignored */ ADVANCE_BATCH(); intel_batch_end_atomic(pScrn); drm_intel_bo_unreference(vb_bo); i965_post_draw_debug(pScrn); } i830MarkSync(pScrn); #if WATCH_STATS i830_dump_error_state(pScrn); #endif } void i965_free_video(ScrnInfoPtr scrn) { I830Ptr pI830 = I830PTR(scrn); drm_intel_bo_unreference(pI830->video.gen4_vs_bo); pI830->video.gen4_vs_bo = NULL; drm_intel_bo_unreference(pI830->video.gen4_sf_bo); pI830->video.gen4_sf_bo = NULL; drm_intel_bo_unreference(pI830->video.gen4_cc_bo); pI830->video.gen4_cc_bo = NULL; drm_intel_bo_unreference(pI830->video.gen4_wm_packed_bo); pI830->video.gen4_wm_packed_bo = NULL; drm_intel_bo_unreference(pI830->video.gen4_wm_planar_bo); pI830->video.gen4_wm_planar_bo = NULL; drm_intel_bo_unreference(pI830->video.gen4_cc_vp_bo); pI830->video.gen4_cc_vp_bo = NULL; drm_intel_bo_unreference(pI830->video.gen4_sampler_bo); pI830->video.gen4_sampler_bo = NULL; drm_intel_bo_unreference(pI830->video.gen4_sip_kernel_bo); pI830->video.gen4_sip_kernel_bo = NULL; }