| #include "rendercopy.h" |
| #include "intel_chipset.h" |
| #include "gen4_render.h" |
| #include "surfaceformat.h" |
| |
| #include <assert.h> |
| |
| #define VERTEX_SIZE (3*4) |
| |
| #define URB_VS_ENTRY_SIZE 1 |
| #define URB_GS_ENTRY_SIZE 0 |
| #define URB_CL_ENTRY_SIZE 0 |
| #define URB_SF_ENTRY_SIZE 2 |
| #define URB_CS_ENTRY_SIZE 1 |
| |
| #define GEN4_GRF_BLOCKS(nreg) (((nreg) + 15) / 16 - 1) |
| #define SF_KERNEL_NUM_GRF 16 |
| #define PS_KERNEL_NUM_GRF 32 |
| |
| static const uint32_t gen4_sf_kernel_nomask[][4] = { |
| { 0x00400031, 0x20c01fbd, 0x0069002c, 0x01110001 }, |
| { 0x00600001, 0x206003be, 0x00690060, 0x00000000 }, |
| { 0x00600040, 0x20e077bd, 0x00690080, 0x006940a0 }, |
| { 0x00600041, 0x202077be, 0x008d00e0, 0x000000c0 }, |
| { 0x00600040, 0x20e077bd, 0x006900a0, 0x00694060 }, |
| { 0x00600041, 0x204077be, 0x008d00e0, 0x000000c8 }, |
| { 0x00600031, 0x20001fbc, 0x008d0000, 0x8640c800 }, |
| }; |
| |
| static const uint32_t gen5_sf_kernel_nomask[][4] = { |
| { 0x00400031, 0x20c01fbd, 0x1069002c, 0x02100001 }, |
| { 0x00600001, 0x206003be, 0x00690060, 0x00000000 }, |
| { 0x00600040, 0x20e077bd, 0x00690080, 0x006940a0 }, |
| { 0x00600041, 0x202077be, 0x008d00e0, 0x000000c0 }, |
| { 0x00600040, 0x20e077bd, 0x006900a0, 0x00694060 }, |
| { 0x00600041, 0x204077be, 0x008d00e0, 0x000000c8 }, |
| { 0x00600031, 0x20001fbc, 0x648d0000, 0x8808c800 }, |
| }; |
| |
| static const uint32_t gen4_ps_kernel_nomask_affine[][4] = { |
| { 0x00800040, 0x23c06d29, 0x00480028, 0x10101010 }, |
| { 0x00800040, 0x23806d29, 0x0048002a, 0x11001100 }, |
| { 0x00802040, 0x2100753d, 0x008d03c0, 0x00004020 }, |
| { 0x00802040, 0x2140753d, 0x008d0380, 0x00004024 }, |
| { 0x00802059, 0x200077bc, 0x00000060, 0x008d0100 }, |
| { 0x00802048, 0x204077be, 0x00000064, 0x008d0140 }, |
| { 0x00802059, 0x200077bc, 0x00000070, 0x008d0100 }, |
| { 0x00802048, 0x208077be, 0x00000074, 0x008d0140 }, |
| { 0x00600201, 0x20200022, 0x008d0000, 0x00000000 }, |
| { 0x00000201, 0x20280062, 0x00000000, 0x00000000 }, |
| { 0x01800031, 0x21801d09, 0x008d0000, 0x02580001 }, |
| { 0x00600001, 0x204003be, 0x008d0180, 0x00000000 }, |
| { 0x00601001, 0x20c003be, 0x008d01a0, 0x00000000 }, |
| { 0x00600001, 0x206003be, 0x008d01c0, 0x00000000 }, |
| { 0x00601001, 0x20e003be, 0x008d01e0, 0x00000000 }, |
| { 0x00600001, 0x208003be, 0x008d0200, 0x00000000 }, |
| { 0x00601001, 0x210003be, 0x008d0220, 0x00000000 }, |
| { 0x00600001, 0x20a003be, 0x008d0240, 0x00000000 }, |
| { 0x00601001, 0x212003be, 0x008d0260, 0x00000000 }, |
| { 0x00600201, 0x202003be, 0x008d0020, 0x00000000 }, |
| { 0x00800031, 0x20001d28, 0x008d0000, 0x85a04800 }, |
| }; |
| |
| static const uint32_t gen5_ps_kernel_nomask_affine[][4] = { |
| { 0x00800040, 0x23c06d29, 0x00480028, 0x10101010 }, |
| { 0x00800040, 0x23806d29, 0x0048002a, 0x11001100 }, |
| { 0x00802040, 0x2100753d, 0x008d03c0, 0x00004020 }, |
| { 0x00802040, 0x2140753d, 0x008d0380, 0x00004024 }, |
| { 0x00802059, 0x200077bc, 0x00000060, 0x008d0100 }, |
| { 0x00802048, 0x204077be, 0x00000064, 0x008d0140 }, |
| { 0x00802059, 0x200077bc, 0x00000070, 0x008d0100 }, |
| { 0x00802048, 0x208077be, 0x00000074, 0x008d0140 }, |
| { 0x01800031, 0x21801fa9, 0x208d0000, 0x0a8a0001 }, |
| { 0x00802001, 0x304003be, 0x008d0180, 0x00000000 }, |
| { 0x00802001, 0x306003be, 0x008d01c0, 0x00000000 }, |
| { 0x00802001, 0x308003be, 0x008d0200, 0x00000000 }, |
| { 0x00802001, 0x30a003be, 0x008d0240, 0x00000000 }, |
| { 0x00600201, 0x202003be, 0x008d0020, 0x00000000 }, |
| { 0x00800031, 0x20001d28, 0x548d0000, 0x94084800 }, |
| }; |
| |
| static uint32_t |
| batch_used(struct intel_batchbuffer *batch) |
| { |
| return batch->ptr - batch->buffer; |
| } |
| |
| static uint32_t |
| batch_round_upto(struct intel_batchbuffer *batch, uint32_t divisor) |
| { |
| uint32_t offset = batch_used(batch); |
| |
| offset = (offset + divisor - 1) / divisor * divisor; |
| batch->ptr = batch->buffer + offset; |
| return offset; |
| } |
| |
| static int gen4_max_vs_nr_urb_entries(uint32_t devid) |
| { |
| return IS_GEN5(devid) ? 256 : 32; |
| } |
| |
| static int gen4_max_sf_nr_urb_entries(uint32_t devid) |
| { |
| return IS_GEN5(devid) ? 128 : 64; |
| } |
| |
| static int gen4_urb_size(uint32_t devid) |
| { |
| return IS_GEN5(devid) ? 1024 : IS_G4X(devid) ? 384 : 256; |
| } |
| |
| static int gen4_max_sf_threads(uint32_t devid) |
| { |
| return IS_GEN5(devid) ? 48 : 24; |
| } |
| |
| static int gen4_max_wm_threads(uint32_t devid) |
| { |
| return IS_GEN5(devid) ? 72 : IS_G4X(devid) ? 50 : 32; |
| } |
| |
| static void |
| gen4_render_flush(struct intel_batchbuffer *batch, |
| drm_intel_context *context, uint32_t batch_end) |
| { |
| int ret; |
| |
| ret = drm_intel_bo_subdata(batch->bo, 0, 4096, batch->buffer); |
| if (ret == 0) |
| ret = drm_intel_gem_bo_context_exec(batch->bo, context, |
| batch_end, 0); |
| assert(ret == 0); |
| } |
| |
| static uint32_t |
| gen4_bind_buf(struct intel_batchbuffer *batch, |
| const struct igt_buf *buf, |
| int is_dst) |
| { |
| struct gen4_surface_state *ss; |
| uint32_t write_domain, read_domain; |
| int ret; |
| |
| igt_assert_lte(buf->stride, 128*1024); |
| igt_assert_lte(igt_buf_width(buf), 8192); |
| igt_assert_lte(igt_buf_height(buf), 8192); |
| |
| if (is_dst) { |
| write_domain = read_domain = I915_GEM_DOMAIN_RENDER; |
| } else { |
| write_domain = 0; |
| read_domain = I915_GEM_DOMAIN_SAMPLER; |
| } |
| |
| ss = intel_batchbuffer_subdata_alloc(batch, sizeof(*ss), 32); |
| |
| ss->ss0.surface_type = SURFACE_2D; |
| switch (buf->bpp) { |
| case 8: ss->ss0.surface_format = SURFACEFORMAT_R8_UNORM; break; |
| case 16: ss->ss0.surface_format = SURFACEFORMAT_R8G8_UNORM; break; |
| case 32: ss->ss0.surface_format = SURFACEFORMAT_B8G8R8A8_UNORM; break; |
| case 64: ss->ss0.surface_format = SURFACEFORMAT_R16G16B16A16_FLOAT; break; |
| default: igt_assert(0); |
| } |
| |
| ss->ss0.data_return_format = SURFACERETURNFORMAT_FLOAT32; |
| ss->ss0.color_blend = 1; |
| ss->ss1.base_addr = buf->bo->offset; |
| |
| ret = drm_intel_bo_emit_reloc(batch->bo, |
| intel_batchbuffer_subdata_offset(batch, ss) + 4, |
| buf->bo, 0, |
| read_domain, write_domain); |
| assert(ret == 0); |
| |
| ss->ss2.height = igt_buf_height(buf) - 1; |
| ss->ss2.width = igt_buf_width(buf) - 1; |
| ss->ss3.pitch = buf->stride - 1; |
| ss->ss3.tiled_surface = buf->tiling != I915_TILING_NONE; |
| ss->ss3.tile_walk = buf->tiling == I915_TILING_Y; |
| |
| return intel_batchbuffer_subdata_offset(batch, ss); |
| } |
| |
| static uint32_t |
| gen4_bind_surfaces(struct intel_batchbuffer *batch, |
| const struct igt_buf *src, |
| const struct igt_buf *dst) |
| { |
| uint32_t *binding_table; |
| |
| binding_table = intel_batchbuffer_subdata_alloc(batch, 32, 32); |
| |
| binding_table[0] = gen4_bind_buf(batch, dst, 1); |
| binding_table[1] = gen4_bind_buf(batch, src, 0); |
| |
| return intel_batchbuffer_subdata_offset(batch, binding_table); |
| } |
| |
| static void |
| gen4_emit_sip(struct intel_batchbuffer *batch) |
| { |
| OUT_BATCH(GEN4_STATE_SIP | (2 - 2)); |
| OUT_BATCH(0); |
| } |
| |
| static void |
| gen4_emit_state_base_address(struct intel_batchbuffer *batch) |
| { |
| if (IS_GEN5(batch->devid)) { |
| OUT_BATCH(GEN4_STATE_BASE_ADDRESS | (8 - 2)); |
| OUT_RELOC(batch->bo, /* general */ |
| I915_GEM_DOMAIN_INSTRUCTION, 0, |
| BASE_ADDRESS_MODIFY); |
| OUT_RELOC(batch->bo, /* surface */ |
| I915_GEM_DOMAIN_INSTRUCTION, 0, |
| BASE_ADDRESS_MODIFY); |
| OUT_BATCH(0); /* media */ |
| OUT_RELOC(batch->bo, /* instruction */ |
| I915_GEM_DOMAIN_INSTRUCTION, 0, |
| BASE_ADDRESS_MODIFY); |
| |
| /* upper bounds, disable */ |
| OUT_BATCH(BASE_ADDRESS_MODIFY); /* general */ |
| OUT_BATCH(0); /* media */ |
| OUT_BATCH(BASE_ADDRESS_MODIFY); /* instruction */ |
| } else { |
| OUT_BATCH(GEN4_STATE_BASE_ADDRESS | (6 - 2)); |
| OUT_RELOC(batch->bo, /* general */ |
| I915_GEM_DOMAIN_INSTRUCTION, 0, |
| BASE_ADDRESS_MODIFY); |
| OUT_RELOC(batch->bo, /* surface */ |
| I915_GEM_DOMAIN_INSTRUCTION, 0, |
| BASE_ADDRESS_MODIFY); |
| OUT_BATCH(0); /* media */ |
| |
| /* upper bounds, disable */ |
| OUT_BATCH(BASE_ADDRESS_MODIFY); /* general */ |
| OUT_BATCH(0); /* media */ |
| } |
| } |
| |
| static void |
| gen4_emit_pipelined_pointers(struct intel_batchbuffer *batch, |
| uint32_t vs, uint32_t sf, |
| uint32_t wm, uint32_t cc) |
| { |
| OUT_BATCH(GEN4_3DSTATE_PIPELINED_POINTERS | (7 - 2)); |
| OUT_BATCH(vs); |
| OUT_BATCH(GEN4_GS_DISABLE); |
| OUT_BATCH(GEN4_CLIP_DISABLE); |
| OUT_BATCH(sf); |
| OUT_BATCH(wm); |
| OUT_BATCH(cc); |
| } |
| |
| static void |
| gen4_emit_urb(struct intel_batchbuffer *batch) |
| { |
| int vs_entries = gen4_max_vs_nr_urb_entries(batch->devid); |
| int gs_entries = 0; |
| int cl_entries = 0; |
| int sf_entries = gen4_max_sf_nr_urb_entries(batch->devid); |
| int cs_entries = 0; |
| |
| int urb_vs_end = vs_entries * URB_VS_ENTRY_SIZE; |
| int urb_gs_end = urb_vs_end + gs_entries * URB_GS_ENTRY_SIZE; |
| int urb_cl_end = urb_gs_end + cl_entries * URB_CL_ENTRY_SIZE; |
| int urb_sf_end = urb_cl_end + sf_entries * URB_SF_ENTRY_SIZE; |
| int urb_cs_end = urb_sf_end + cs_entries * URB_CS_ENTRY_SIZE; |
| |
| assert(urb_cs_end <= gen4_urb_size(batch->devid)); |
| |
| intel_batchbuffer_align(batch, 16); |
| |
| OUT_BATCH(GEN4_URB_FENCE | |
| UF0_CS_REALLOC | |
| UF0_SF_REALLOC | |
| UF0_CLIP_REALLOC | |
| UF0_GS_REALLOC | |
| UF0_VS_REALLOC | |
| (3 - 2)); |
| OUT_BATCH(urb_cl_end << UF1_CLIP_FENCE_SHIFT | |
| urb_gs_end << UF1_GS_FENCE_SHIFT | |
| urb_vs_end << UF1_VS_FENCE_SHIFT); |
| OUT_BATCH(urb_cs_end << UF2_CS_FENCE_SHIFT | |
| urb_sf_end << UF2_SF_FENCE_SHIFT); |
| |
| OUT_BATCH(GEN4_CS_URB_STATE | (2 - 2)); |
| OUT_BATCH((URB_CS_ENTRY_SIZE - 1) << 4 | cs_entries << 0); |
| } |
| |
| static void |
| gen4_emit_null_depth_buffer(struct intel_batchbuffer *batch) |
| { |
| if (IS_G4X(batch->devid) || IS_GEN5(batch->devid)) { |
| OUT_BATCH(GEN4_3DSTATE_DEPTH_BUFFER | (6 - 2)); |
| OUT_BATCH(SURFACE_NULL << GEN4_3DSTATE_DEPTH_BUFFER_TYPE_SHIFT | |
| GEN4_DEPTHFORMAT_D32_FLOAT << GEN4_3DSTATE_DEPTH_BUFFER_FORMAT_SHIFT); |
| OUT_BATCH(0); |
| OUT_BATCH(0); |
| OUT_BATCH(0); |
| OUT_BATCH(0); |
| } else { |
| OUT_BATCH(GEN4_3DSTATE_DEPTH_BUFFER | (5 - 2)); |
| OUT_BATCH(SURFACE_NULL << GEN4_3DSTATE_DEPTH_BUFFER_TYPE_SHIFT | |
| GEN4_DEPTHFORMAT_D32_FLOAT << GEN4_3DSTATE_DEPTH_BUFFER_FORMAT_SHIFT); |
| OUT_BATCH(0); |
| OUT_BATCH(0); |
| OUT_BATCH(0); |
| } |
| |
| if (IS_GEN5(batch->devid)) { |
| OUT_BATCH(GEN4_3DSTATE_CLEAR_PARAMS | (2 - 2)); |
| OUT_BATCH(0); |
| } |
| } |
| |
| static void |
| gen4_emit_invariant(struct intel_batchbuffer *batch) |
| { |
| OUT_BATCH(MI_FLUSH | MI_INHIBIT_RENDER_CACHE_FLUSH); |
| |
| if (IS_GEN5(batch->devid) || IS_G4X(batch->devid)) |
| OUT_BATCH(G4X_PIPELINE_SELECT | PIPELINE_SELECT_3D); |
| else |
| OUT_BATCH(GEN4_PIPELINE_SELECT | PIPELINE_SELECT_3D); |
| } |
| |
| static uint32_t |
| gen4_create_vs_state(struct intel_batchbuffer *batch) |
| { |
| struct gen4_vs_state *vs; |
| int nr_urb_entries; |
| |
| vs = intel_batchbuffer_subdata_alloc(batch, sizeof(*vs), 32); |
| |
| /* Set up the vertex shader to be disabled (passthrough) */ |
| nr_urb_entries = gen4_max_vs_nr_urb_entries(batch->devid); |
| if (IS_GEN5(batch->devid)) |
| nr_urb_entries >>= 2; |
| vs->vs4.nr_urb_entries = nr_urb_entries; |
| vs->vs4.urb_entry_allocation_size = URB_VS_ENTRY_SIZE - 1; |
| vs->vs6.vs_enable = 0; |
| vs->vs6.vert_cache_disable = 1; |
| |
| return intel_batchbuffer_subdata_offset(batch, vs); |
| } |
| |
| static uint32_t |
| gen4_create_sf_state(struct intel_batchbuffer *batch, |
| uint32_t kernel) |
| { |
| struct gen4_sf_state *sf; |
| |
| sf = intel_batchbuffer_subdata_alloc(batch, sizeof(*sf), 32); |
| |
| sf->sf0.grf_reg_count = GEN4_GRF_BLOCKS(SF_KERNEL_NUM_GRF); |
| sf->sf0.kernel_start_pointer = kernel >> 6; |
| |
| sf->sf3.urb_entry_read_length = 1; /* 1 URB per vertex */ |
| /* don't smash vertex header, read start from dw8 */ |
| sf->sf3.urb_entry_read_offset = 1; |
| sf->sf3.dispatch_grf_start_reg = 3; |
| |
| sf->sf4.max_threads = gen4_max_sf_threads(batch->devid) - 1; |
| sf->sf4.urb_entry_allocation_size = URB_SF_ENTRY_SIZE - 1; |
| sf->sf4.nr_urb_entries = gen4_max_sf_nr_urb_entries(batch->devid); |
| |
| sf->sf6.cull_mode = GEN4_CULLMODE_NONE; |
| sf->sf6.dest_org_vbias = 0x8; |
| sf->sf6.dest_org_hbias = 0x8; |
| |
| return intel_batchbuffer_subdata_offset(batch, sf); |
| } |
| |
| static uint32_t |
| gen4_create_wm_state(struct intel_batchbuffer *batch, |
| uint32_t kernel, |
| uint32_t sampler) |
| { |
| struct gen4_wm_state *wm; |
| |
| wm = intel_batchbuffer_subdata_alloc(batch, sizeof(*wm), 32); |
| |
| assert((kernel & 63) == 0); |
| wm->wm0.kernel_start_pointer = kernel >> 6; |
| wm->wm0.grf_reg_count = GEN4_GRF_BLOCKS(PS_KERNEL_NUM_GRF); |
| |
| wm->wm3.urb_entry_read_offset = 0; |
| wm->wm3.dispatch_grf_start_reg = 3; |
| |
| assert((sampler & 31) == 0); |
| wm->wm4.sampler_state_pointer = sampler >> 5; |
| wm->wm4.sampler_count = 1; |
| |
| wm->wm5.max_threads = gen4_max_wm_threads(batch->devid); |
| wm->wm5.thread_dispatch_enable = 1; |
| wm->wm5.enable_16_pix = 1; |
| wm->wm5.early_depth_test = 1; |
| |
| if (IS_GEN5(batch->devid)) |
| wm->wm1.binding_table_entry_count = 0; |
| else |
| wm->wm1.binding_table_entry_count = 2; |
| wm->wm3.urb_entry_read_length = 2; |
| |
| return intel_batchbuffer_subdata_offset(batch, wm); |
| } |
| |
| static void |
| gen4_emit_binding_table(struct intel_batchbuffer *batch, |
| uint32_t wm_table) |
| { |
| OUT_BATCH(GEN4_3DSTATE_BINDING_TABLE_POINTERS | (6 - 2)); |
| OUT_BATCH(0); /* vs */ |
| OUT_BATCH(0); /* gs */ |
| OUT_BATCH(0); /* clip */ |
| OUT_BATCH(0); /* sf */ |
| OUT_BATCH(wm_table); /* ps */ |
| } |
| |
| static void |
| gen4_emit_drawing_rectangle(struct intel_batchbuffer *batch, |
| const struct igt_buf *dst) |
| { |
| OUT_BATCH(GEN4_3DSTATE_DRAWING_RECTANGLE | (4 - 2)); |
| OUT_BATCH(0); |
| OUT_BATCH((igt_buf_height(dst) - 1) << 16 | |
| (igt_buf_width(dst) - 1)); |
| OUT_BATCH(0); |
| } |
| |
| static void |
| gen4_emit_vertex_elements(struct intel_batchbuffer *batch) |
| { |
| |
| if (IS_GEN5(batch->devid)) { |
| /* The VUE layout |
| * dword 0-3: pad (0.0, 0.0, 0.0, 0.0), |
| * dword 4-7: position (x, y, 1.0, 1.0), |
| * dword 8-11: texture coordinate 0 (u0, v0, 0, 0) |
| * |
| * dword 4-11 are fetched from vertex buffer |
| */ |
| OUT_BATCH(GEN4_3DSTATE_VERTEX_ELEMENTS | (3 * 2 + 1 - 2)); |
| |
| /* pad */ |
| OUT_BATCH(0 << GEN4_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN4_VE0_VALID | |
| SURFACEFORMAT_R32G32B32A32_FLOAT << VE0_FORMAT_SHIFT | |
| 0 << VE0_OFFSET_SHIFT); |
| OUT_BATCH(GEN4_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_0_SHIFT | |
| GEN4_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_1_SHIFT | |
| GEN4_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_2_SHIFT | |
| GEN4_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_3_SHIFT); |
| |
| /* x,y */ |
| OUT_BATCH(0 << GEN4_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN4_VE0_VALID | |
| SURFACEFORMAT_R16G16_SSCALED << VE0_FORMAT_SHIFT | |
| 0 << VE0_OFFSET_SHIFT); |
| OUT_BATCH(GEN4_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT | |
| GEN4_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT | |
| GEN4_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT | |
| GEN4_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT); |
| |
| /* u0, v0 */ |
| OUT_BATCH(0 << GEN4_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN4_VE0_VALID | |
| SURFACEFORMAT_R32G32_FLOAT << VE0_FORMAT_SHIFT | |
| 4 << VE0_OFFSET_SHIFT); |
| OUT_BATCH(GEN4_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT | |
| GEN4_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT | |
| GEN4_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_2_SHIFT | |
| GEN4_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_3_SHIFT); |
| } else { |
| /* The VUE layout |
| * dword 0-3: position (x, y, 1.0, 1.0), |
| * dword 4-7: texture coordinate 0 (u0, v0, 0, 0) |
| * |
| * dword 0-7 are fetched from vertex buffer |
| */ |
| OUT_BATCH(GEN4_3DSTATE_VERTEX_ELEMENTS | (2 * 2 + 1 - 2)); |
| |
| /* x,y */ |
| OUT_BATCH(0 << GEN4_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN4_VE0_VALID | |
| SURFACEFORMAT_R16G16_SSCALED << VE0_FORMAT_SHIFT | |
| 0 << VE0_OFFSET_SHIFT); |
| OUT_BATCH(GEN4_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT | |
| GEN4_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT | |
| GEN4_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT | |
| GEN4_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT | |
| 4 << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT); |
| |
| /* u0, v0 */ |
| OUT_BATCH(0 << GEN4_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN4_VE0_VALID | |
| SURFACEFORMAT_R32G32_FLOAT << VE0_FORMAT_SHIFT | |
| 4 << VE0_OFFSET_SHIFT); |
| OUT_BATCH(GEN4_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT | |
| GEN4_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT | |
| GEN4_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_2_SHIFT | |
| GEN4_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_3_SHIFT | |
| 8 << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT); |
| } |
| } |
| |
| static uint32_t |
| gen4_create_cc_viewport(struct intel_batchbuffer *batch) |
| { |
| struct gen4_cc_viewport *vp; |
| |
| vp = intel_batchbuffer_subdata_alloc(batch, sizeof(*vp), 32); |
| |
| vp->min_depth = -1.e35; |
| vp->max_depth = 1.e35; |
| |
| return intel_batchbuffer_subdata_offset(batch, vp); |
| } |
| |
| static uint32_t |
| gen4_create_cc_state(struct intel_batchbuffer *batch, |
| uint32_t cc_vp) |
| { |
| struct gen4_color_calc_state *cc; |
| |
| cc = intel_batchbuffer_subdata_alloc(batch, sizeof(*cc), 64); |
| |
| cc->cc4.cc_viewport_state_offset = cc_vp; |
| |
| return intel_batchbuffer_subdata_offset(batch, cc); |
| } |
| |
| static uint32_t |
| gen4_create_sf_kernel(struct intel_batchbuffer *batch) |
| { |
| if (IS_GEN5(batch->devid)) |
| return intel_batchbuffer_copy_data(batch, gen5_sf_kernel_nomask, |
| sizeof(gen5_sf_kernel_nomask), |
| 64); |
| else |
| return intel_batchbuffer_copy_data(batch, gen4_sf_kernel_nomask, |
| sizeof(gen4_sf_kernel_nomask), |
| 64); |
| } |
| |
| static uint32_t |
| gen4_create_ps_kernel(struct intel_batchbuffer *batch) |
| { |
| if (IS_GEN5(batch->devid)) |
| return intel_batchbuffer_copy_data(batch, gen5_ps_kernel_nomask_affine, |
| sizeof(gen5_ps_kernel_nomask_affine), |
| 64); |
| else |
| return intel_batchbuffer_copy_data(batch, gen4_ps_kernel_nomask_affine, |
| sizeof(gen4_ps_kernel_nomask_affine), |
| 64); |
| } |
| |
| static uint32_t |
| gen4_create_sampler(struct intel_batchbuffer *batch, |
| sampler_filter_t filter, |
| sampler_extend_t extend) |
| { |
| struct gen4_sampler_state *ss; |
| |
| ss = intel_batchbuffer_subdata_alloc(batch, sizeof(*ss), 32); |
| |
| ss->ss0.lod_preclamp = GEN4_LOD_PRECLAMP_OGL; |
| |
| /* We use the legacy mode to get the semantics specified by |
| * the Render extension. |
| */ |
| ss->ss0.border_color_mode = GEN4_BORDER_COLOR_MODE_LEGACY; |
| |
| switch (filter) { |
| default: |
| case SAMPLER_FILTER_NEAREST: |
| ss->ss0.min_filter = GEN4_MAPFILTER_NEAREST; |
| ss->ss0.mag_filter = GEN4_MAPFILTER_NEAREST; |
| break; |
| case SAMPLER_FILTER_BILINEAR: |
| ss->ss0.min_filter = GEN4_MAPFILTER_LINEAR; |
| ss->ss0.mag_filter = GEN4_MAPFILTER_LINEAR; |
| break; |
| } |
| |
| switch (extend) { |
| default: |
| case SAMPLER_EXTEND_NONE: |
| ss->ss1.r_wrap_mode = GEN4_TEXCOORDMODE_CLAMP_BORDER; |
| ss->ss1.s_wrap_mode = GEN4_TEXCOORDMODE_CLAMP_BORDER; |
| ss->ss1.t_wrap_mode = GEN4_TEXCOORDMODE_CLAMP_BORDER; |
| break; |
| case SAMPLER_EXTEND_REPEAT: |
| ss->ss1.r_wrap_mode = GEN4_TEXCOORDMODE_WRAP; |
| ss->ss1.s_wrap_mode = GEN4_TEXCOORDMODE_WRAP; |
| ss->ss1.t_wrap_mode = GEN4_TEXCOORDMODE_WRAP; |
| break; |
| case SAMPLER_EXTEND_PAD: |
| ss->ss1.r_wrap_mode = GEN4_TEXCOORDMODE_CLAMP; |
| ss->ss1.s_wrap_mode = GEN4_TEXCOORDMODE_CLAMP; |
| ss->ss1.t_wrap_mode = GEN4_TEXCOORDMODE_CLAMP; |
| break; |
| case SAMPLER_EXTEND_REFLECT: |
| ss->ss1.r_wrap_mode = GEN4_TEXCOORDMODE_MIRROR; |
| ss->ss1.s_wrap_mode = GEN4_TEXCOORDMODE_MIRROR; |
| ss->ss1.t_wrap_mode = GEN4_TEXCOORDMODE_MIRROR; |
| break; |
| } |
| |
| return intel_batchbuffer_subdata_offset(batch, ss); |
| } |
| |
| static void gen4_emit_vertex_buffer(struct intel_batchbuffer *batch) |
| { |
| OUT_BATCH(GEN4_3DSTATE_VERTEX_BUFFERS | (5 - 2)); |
| OUT_BATCH(GEN4_VB0_VERTEXDATA | |
| 0 << GEN4_VB0_BUFFER_INDEX_SHIFT | |
| VERTEX_SIZE << VB0_BUFFER_PITCH_SHIFT); |
| OUT_RELOC(batch->bo, I915_GEM_DOMAIN_VERTEX, 0, 0); |
| if (IS_GEN5(batch->devid)) |
| OUT_RELOC(batch->bo, I915_GEM_DOMAIN_VERTEX, 0, |
| batch->bo->size - 1); |
| else |
| OUT_BATCH(batch->bo->size / VERTEX_SIZE - 1); |
| OUT_BATCH(0); |
| } |
| |
| static uint32_t gen4_emit_primitive(struct intel_batchbuffer *batch) |
| { |
| uint32_t offset; |
| |
| OUT_BATCH(GEN4_3DPRIMITIVE | |
| GEN4_3DPRIMITIVE_VERTEX_SEQUENTIAL | |
| _3DPRIM_RECTLIST << GEN4_3DPRIMITIVE_TOPOLOGY_SHIFT | |
| 0 << 9 | |
| (6 - 2)); |
| OUT_BATCH(3); /* vertex count */ |
| offset = batch_used(batch); |
| OUT_BATCH(0); /* vertex_index */ |
| OUT_BATCH(1); /* single instance */ |
| OUT_BATCH(0); /* start instance location */ |
| OUT_BATCH(0); /* index buffer offset, ignored */ |
| |
| return offset; |
| } |
| |
| void gen4_render_copyfunc(struct intel_batchbuffer *batch, |
| drm_intel_context *context, |
| const struct igt_buf *src, |
| unsigned src_x, unsigned src_y, |
| unsigned width, unsigned height, |
| const struct igt_buf *dst, |
| unsigned dst_x, unsigned dst_y) |
| { |
| uint32_t cc, cc_vp; |
| uint32_t wm, wm_sampler, wm_kernel, wm_table; |
| uint32_t sf, sf_kernel; |
| uint32_t vs; |
| uint32_t offset, batch_end; |
| |
| igt_assert(src->bpp == dst->bpp); |
| intel_batchbuffer_flush_with_context(batch, context); |
| |
| batch->ptr = batch->buffer + 1024; |
| intel_batchbuffer_subdata_alloc(batch, 64, 64); |
| |
| vs = gen4_create_vs_state(batch); |
| |
| sf_kernel = gen4_create_sf_kernel(batch); |
| sf = gen4_create_sf_state(batch, sf_kernel); |
| |
| wm_table = gen4_bind_surfaces(batch, src, dst); |
| wm_kernel = gen4_create_ps_kernel(batch); |
| wm_sampler = gen4_create_sampler(batch, |
| SAMPLER_FILTER_NEAREST, |
| SAMPLER_EXTEND_NONE); |
| wm = gen4_create_wm_state(batch, wm_kernel, wm_sampler); |
| |
| cc_vp = gen4_create_cc_viewport(batch); |
| cc = gen4_create_cc_state(batch, cc_vp); |
| |
| batch->ptr = batch->buffer; |
| |
| gen4_emit_invariant(batch); |
| gen4_emit_state_base_address(batch); |
| gen4_emit_sip(batch); |
| gen4_emit_null_depth_buffer(batch); |
| |
| gen4_emit_drawing_rectangle(batch, dst); |
| gen4_emit_binding_table(batch, wm_table); |
| gen4_emit_vertex_elements(batch); |
| gen4_emit_pipelined_pointers(batch, vs, sf, wm, cc); |
| gen4_emit_urb(batch); |
| |
| gen4_emit_vertex_buffer(batch); |
| offset = gen4_emit_primitive(batch); |
| |
| OUT_BATCH(MI_BATCH_BUFFER_END); |
| batch_end = intel_batchbuffer_align(batch, 8); |
| |
| *(uint32_t *)(batch->buffer + offset) = |
| batch_round_upto(batch, VERTEX_SIZE)/VERTEX_SIZE; |
| |
| emit_vertex_2s(batch, dst_x + width, dst_y + height); |
| emit_vertex_normalized(batch, src_x + width, igt_buf_width(src)); |
| emit_vertex_normalized(batch, src_y + height, igt_buf_height(src)); |
| |
| emit_vertex_2s(batch, dst_x, dst_y + height); |
| emit_vertex_normalized(batch, src_x, igt_buf_width(src)); |
| emit_vertex_normalized(batch, src_y + height, igt_buf_height(src)); |
| |
| emit_vertex_2s(batch, dst_x, dst_y); |
| emit_vertex_normalized(batch, src_x, igt_buf_width(src)); |
| emit_vertex_normalized(batch, src_y, igt_buf_height(src)); |
| |
| gen4_render_flush(batch, context, batch_end); |
| intel_batchbuffer_reset(batch); |
| } |