/* * Copyright © 2014 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. */ #include "intel_batchbuffer.h" #include #include #include static const uint32_t ps_kernel[][4] = { { 0x0080005a, 0x2e2077bd, 0x000000c0, 0x008d0040 }, { 0x0080005a, 0x2e6077bd, 0x000000d0, 0x008d0040 }, { 0x02800031, 0x21801fa9, 0x008d0e20, 0x08840001 }, { 0x00800001, 0x2e2003bd, 0x008d0180, 0x00000000 }, { 0x00800001, 0x2e6003bd, 0x008d01c0, 0x00000000 }, { 0x00800001, 0x2ea003bd, 0x008d0200, 0x00000000 }, { 0x00800001, 0x2ee003bd, 0x008d0240, 0x00000000 }, { 0x05800031, 0x20001fa8, 0x008d0e20, 0x90031000 }, }; static uint32_t gen7_bind_buf_null(struct intel_batchbuffer *batch) { uint32_t *ss; ss = intel_batch_state_alloc(batch, 8 * sizeof(*ss), 32); if (ss == NULL) return -1; ss[0] = 0; ss[1] = 0; ss[2] = 0; ss[3] = 0; ss[4] = 0; ss[5] = 0; ss[6] = 0; ss[7] = 0; return intel_batch_offset(batch, ss); } static void gen7_emit_vertex_elements(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_VERTEX_ELEMENTS | ((2 * (1 + 2)) + 1 - 2)); OUT_BATCH(0 << GEN7_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN7_VE0_VALID | GEN7_SURFACEFORMAT_R32G32B32A32_FLOAT << GEN7_VE0_FORMAT_SHIFT | 0 << GEN7_VE0_OFFSET_SHIFT); OUT_BATCH(GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_0_SHIFT | GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_1_SHIFT | GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_2_SHIFT | GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_3_SHIFT); /* x,y */ OUT_BATCH(0 << GEN7_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN7_VE0_VALID | GEN7_SURFACEFORMAT_R16G16_SSCALED << GEN7_VE0_FORMAT_SHIFT | 0 << GEN7_VE0_OFFSET_SHIFT); /* offsets vb in bytes */ OUT_BATCH(GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_0_SHIFT | GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_1_SHIFT | GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_2_SHIFT | GEN7_VFCOMPONENT_STORE_1_FLT << GEN7_VE1_VFCOMPONENT_3_SHIFT); /* s,t */ OUT_BATCH(0 << GEN7_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN7_VE0_VALID | GEN7_SURFACEFORMAT_R16G16_SSCALED << GEN7_VE0_FORMAT_SHIFT | 4 << GEN7_VE0_OFFSET_SHIFT); /* offset vb in bytes */ OUT_BATCH(GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_0_SHIFT | GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_1_SHIFT | GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_2_SHIFT | GEN7_VFCOMPONENT_STORE_1_FLT << GEN7_VE1_VFCOMPONENT_3_SHIFT); } static uint32_t gen7_create_vertex_buffer(struct intel_batchbuffer *batch) { uint16_t *v; v = intel_batch_state_alloc(batch, 12*sizeof(*v), 8); if (v == NULL) return -1; v[0] = 0; v[1] = 0; v[2] = 0; v[3] = 0; v[4] = 0; v[5] = 0; v[6] = 0; v[7] = 0; v[8] = 0; v[9] = 0; v[10] = 0; v[11] = 0; return intel_batch_offset(batch, v); } static void gen7_emit_vertex_buffer(struct intel_batchbuffer *batch) { uint32_t offset; offset = gen7_create_vertex_buffer(batch); OUT_BATCH(GEN7_3DSTATE_VERTEX_BUFFERS | (5 - 2)); OUT_BATCH(0 << GEN7_VB0_BUFFER_INDEX_SHIFT | GEN7_VB0_VERTEXDATA | GEN7_VB0_ADDRESS_MODIFY_ENABLE | GEN7_VB0_NULL_VERTEX_BUFFER | 4*2 << GEN7_VB0_BUFFER_PITCH_SHIFT); OUT_RELOC(batch, I915_GEM_DOMAIN_VERTEX, 0, offset); OUT_BATCH(~0); OUT_BATCH(0); } static uint32_t gen7_bind_surfaces(struct intel_batchbuffer *batch) { uint32_t *binding_table; binding_table = intel_batch_state_alloc(batch, 8, 32); if (binding_table == NULL) return -1; binding_table[0] = gen7_bind_buf_null(batch); binding_table[1] = gen7_bind_buf_null(batch); return intel_batch_offset(batch, binding_table); } static void gen7_emit_binding_table(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_BINDING_TABLE_POINTERS_PS | (2 - 2)); OUT_BATCH(gen7_bind_surfaces(batch)); } static void gen7_emit_drawing_rectangle(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_DRAWING_RECTANGLE | (4 - 2)); /* Purposedly set min > max for null rectangle */ OUT_BATCH(0xffffffff); OUT_BATCH(0 | 0); OUT_BATCH(0); } static uint32_t gen7_create_blend_state(struct intel_batchbuffer *batch) { struct gen7_blend_state *blend; blend = intel_batch_state_alloc(batch, sizeof(*blend), 64); if (blend == NULL) return -1; blend->blend0.dest_blend_factor = GEN7_BLENDFACTOR_ZERO; blend->blend0.source_blend_factor = GEN7_BLENDFACTOR_ONE; blend->blend0.blend_func = GEN7_BLENDFUNCTION_ADD; blend->blend1.post_blend_clamp_enable = 1; blend->blend1.pre_blend_clamp_enable = 1; return intel_batch_offset(batch, blend); } static void gen7_emit_state_base_address(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_STATE_BASE_ADDRESS | (10 - 2)); OUT_BATCH(0); OUT_RELOC(batch, I915_GEM_DOMAIN_INSTRUCTION, 0, BASE_ADDRESS_MODIFY); OUT_RELOC(batch, I915_GEM_DOMAIN_INSTRUCTION, 0, BASE_ADDRESS_MODIFY); OUT_BATCH(0); OUT_RELOC(batch, I915_GEM_DOMAIN_INSTRUCTION, 0, BASE_ADDRESS_MODIFY); OUT_BATCH(0); OUT_BATCH(0 | BASE_ADDRESS_MODIFY); OUT_BATCH(0); OUT_BATCH(0 | BASE_ADDRESS_MODIFY); } static uint32_t gen7_create_cc_viewport(struct intel_batchbuffer *batch) { struct gen7_cc_viewport *vp; vp = intel_batch_state_alloc(batch, sizeof(*vp), 32); if (vp == NULL) return -1; vp->min_depth = -1.e35; vp->max_depth = 1.e35; return intel_batch_offset(batch, vp); } static void gen7_emit_cc(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_BLEND_STATE_POINTERS | (2 - 2)); OUT_BATCH(gen7_create_blend_state(batch)); OUT_BATCH(GEN7_3DSTATE_VIEWPORT_STATE_POINTERS_CC | (2 - 2)); OUT_BATCH(gen7_create_cc_viewport(batch)); } static uint32_t gen7_create_sampler(struct intel_batchbuffer *batch) { struct gen7_sampler_state *ss; ss = intel_batch_state_alloc(batch, sizeof(*ss), 32); if (ss == NULL) return -1; ss->ss0.min_filter = GEN7_MAPFILTER_NEAREST; ss->ss0.mag_filter = GEN7_MAPFILTER_NEAREST; ss->ss3.r_wrap_mode = GEN7_TEXCOORDMODE_CLAMP; ss->ss3.s_wrap_mode = GEN7_TEXCOORDMODE_CLAMP; ss->ss3.t_wrap_mode = GEN7_TEXCOORDMODE_CLAMP; ss->ss3.non_normalized_coord = 1; return intel_batch_offset(batch, ss); } static void gen7_emit_sampler(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_SAMPLER_STATE_POINTERS_PS | (2 - 2)); OUT_BATCH(gen7_create_sampler(batch)); } static void gen7_emit_multisample(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_MULTISAMPLE | (4 - 2)); OUT_BATCH(GEN7_3DSTATE_MULTISAMPLE_PIXEL_LOCATION_CENTER | GEN7_3DSTATE_MULTISAMPLE_NUMSAMPLES_1); /* 1 sample/pixel */ OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(GEN7_3DSTATE_SAMPLE_MASK | (2 - 2)); OUT_BATCH(1); } static void gen7_emit_urb(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_PUSH_CONSTANT_ALLOC_PS | (2 - 2)); OUT_BATCH(8); /* in 1KBs */ /* num of VS entries must be divisible by 8 if size < 9 */ OUT_BATCH(GEN7_3DSTATE_URB_VS | (2 - 2)); OUT_BATCH((64 << GEN7_URB_ENTRY_NUMBER_SHIFT) | (2 - 1) << GEN7_URB_ENTRY_SIZE_SHIFT | (1 << GEN7_URB_STARTING_ADDRESS_SHIFT)); OUT_BATCH(GEN7_3DSTATE_URB_HS | (2 - 2)); OUT_BATCH((0 << GEN7_URB_ENTRY_SIZE_SHIFT) | (2 << GEN7_URB_STARTING_ADDRESS_SHIFT)); OUT_BATCH(GEN7_3DSTATE_URB_DS | (2 - 2)); OUT_BATCH((0 << GEN7_URB_ENTRY_SIZE_SHIFT) | (2 << GEN7_URB_STARTING_ADDRESS_SHIFT)); OUT_BATCH(GEN7_3DSTATE_URB_GS | (2 - 2)); OUT_BATCH((0 << GEN7_URB_ENTRY_SIZE_SHIFT) | (1 << GEN7_URB_STARTING_ADDRESS_SHIFT)); } static void gen7_emit_vs(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_VS | (6 - 2)); OUT_BATCH(0); /* no VS kernel */ OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); /* pass-through */ } static void gen7_emit_hs(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_HS | (7 - 2)); OUT_BATCH(0); /* no HS kernel */ OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); /* pass-through */ } static void gen7_emit_te(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_TE | (4 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); } static void gen7_emit_ds(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_DS | (6 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); } static void gen7_emit_gs(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_GS | (7 - 2)); OUT_BATCH(0); /* no GS kernel */ OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); /* pass-through */ } static void gen7_emit_streamout(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_STREAMOUT | (3 - 2)); OUT_BATCH(0); OUT_BATCH(0); } static void gen7_emit_sf(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_SF | (7 - 2)); OUT_BATCH(0); OUT_BATCH(GEN7_3DSTATE_SF_CULL_NONE); OUT_BATCH(2 << GEN7_3DSTATE_SF_TRIFAN_PROVOKE_SHIFT); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); } static void gen7_emit_sbe(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_SBE | (14 - 2)); OUT_BATCH(1 << GEN7_SBE_NUM_OUTPUTS_SHIFT | 1 << GEN7_SBE_URB_ENTRY_READ_LENGTH_SHIFT | 1 << GEN7_SBE_URB_ENTRY_READ_OFFSET_SHIFT); OUT_BATCH(0); OUT_BATCH(0); /* dw4 */ OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); /* dw8 */ OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); /* dw12 */ OUT_BATCH(0); OUT_BATCH(0); } static void gen7_emit_ps(struct intel_batchbuffer *batch) { int threads; #if 0 /* XXX: Do we need separate state for hsw or not */ if (IS_HASWELL(batch->dev)) threads = 40 << HSW_PS_MAX_THREADS_SHIFT | 1 << HSW_PS_SAMPLE_MASK_SHIFT; else #endif threads = 40 << IVB_PS_MAX_THREADS_SHIFT; OUT_BATCH(GEN7_3DSTATE_PS | (8 - 2)); OUT_BATCH(intel_batch_state_copy(batch, ps_kernel, sizeof(ps_kernel), 64)); OUT_BATCH(1 << GEN7_PS_SAMPLER_COUNT_SHIFT | 2 << GEN7_PS_BINDING_TABLE_ENTRY_COUNT_SHIFT); OUT_BATCH(0); /* scratch address */ OUT_BATCH(threads | GEN7_PS_16_DISPATCH_ENABLE | GEN7_PS_ATTRIBUTE_ENABLE); OUT_BATCH(6 << GEN7_PS_DISPATCH_START_GRF_SHIFT_0); OUT_BATCH(0); OUT_BATCH(0); } static void gen7_emit_clip(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_CLIP | (4 - 2)); OUT_BATCH(0); OUT_BATCH(0); /* pass-through */ OUT_BATCH(0); OUT_BATCH(GEN7_3DSTATE_VIEWPORT_STATE_POINTERS_SF_CL | (2 - 2)); OUT_BATCH(0); } static void gen7_emit_wm(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_WM | (3 - 2)); OUT_BATCH(GEN7_WM_DISPATCH_ENABLE | GEN7_WM_PERSPECTIVE_PIXEL_BARYCENTRIC); OUT_BATCH(0); } static void gen7_emit_null_depth_buffer(struct intel_batchbuffer *batch) { OUT_BATCH(GEN7_3DSTATE_DEPTH_BUFFER | (7 - 2)); OUT_BATCH(GEN7_SURFACE_NULL << GEN7_3DSTATE_DEPTH_BUFFER_TYPE_SHIFT | GEN7_DEPTHFORMAT_D32_FLOAT << GEN7_3DSTATE_DEPTH_BUFFER_FORMAT_SHIFT); OUT_BATCH(0); /* disable depth, stencil and hiz */ OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(GEN7_3DSTATE_CLEAR_PARAMS | (3 - 2)); OUT_BATCH(0); OUT_BATCH(0); } int gen7_setup_null_render_state(struct intel_batchbuffer *batch) { int ret; OUT_BATCH(GEN7_PIPELINE_SELECT | PIPELINE_SELECT_3D); gen7_emit_state_base_address(batch); gen7_emit_multisample(batch); gen7_emit_urb(batch); gen7_emit_vs(batch); gen7_emit_hs(batch); gen7_emit_te(batch); gen7_emit_ds(batch); gen7_emit_gs(batch); gen7_emit_clip(batch); gen7_emit_sf(batch); gen7_emit_wm(batch); gen7_emit_streamout(batch); gen7_emit_null_depth_buffer(batch); gen7_emit_cc(batch); gen7_emit_sampler(batch); gen7_emit_sbe(batch); gen7_emit_ps(batch); gen7_emit_vertex_elements(batch); gen7_emit_vertex_buffer(batch); gen7_emit_binding_table(batch); gen7_emit_drawing_rectangle(batch); OUT_BATCH(GEN7_3DPRIMITIVE | (7 - 2)); OUT_BATCH(GEN7_3DPRIMITIVE_VERTEX_SEQUENTIAL | _3DPRIM_RECTLIST); OUT_BATCH(3); OUT_BATCH(0); OUT_BATCH(1); /* single instance */ OUT_BATCH(0); /* start instance location */ OUT_BATCH(0); /* index buffer offset, ignored */ OUT_BATCH(MI_BATCH_BUFFER_END); ret = intel_batch_error(batch); if (ret == 0) ret = intel_batch_total_used(batch); return ret; }