diff options
Diffstat (limited to 'lib/gpgpu_fill.c')
| -rw-r--r-- | lib/gpgpu_fill.c | 571 |
1 files changed, 2 insertions, 569 deletions
diff --git a/lib/gpgpu_fill.c b/lib/gpgpu_fill.c index 4d98643d..f2765fd6 100644 --- a/lib/gpgpu_fill.c +++ b/lib/gpgpu_fill.c @@ -30,10 +30,9 @@ #include "intel_reg.h" #include "drmtest.h" -#include "intel_batchbuffer.h" -#include "gen7_media.h" -#include "gen8_media.h" + #include "gpgpu_fill.h" +#include "gpu_fill.h" /* shaders/gpgpu/gpgpu_fill.gxa */ static const uint32_t gen7_gpgpu_kernel[][4] = { @@ -75,572 +74,6 @@ static const uint32_t gen9_gpgpu_kernel[][4] = { { 0x07800031, 0x20000a40, 0x06000e00, 0x82000010 }, }; -static uint32_t -batch_used(struct intel_batchbuffer *batch) -{ - return batch->ptr - batch->buffer; -} - -static uint32_t -batch_align(struct intel_batchbuffer *batch, uint32_t align) -{ - uint32_t offset = batch_used(batch); - offset = ALIGN(offset, align); - batch->ptr = batch->buffer + offset; - return offset; -} - -static void * -batch_alloc(struct intel_batchbuffer *batch, uint32_t size, uint32_t align) -{ - uint32_t offset = batch_align(batch, align); - batch->ptr += size; - return memset(batch->buffer + offset, 0, size); -} - -static uint32_t -batch_offset(struct intel_batchbuffer *batch, void *ptr) -{ - return (uint8_t *)ptr - batch->buffer; -} - -static uint32_t -batch_copy(struct intel_batchbuffer *batch, const void *ptr, uint32_t size, - uint32_t align) -{ - return batch_offset(batch, memcpy(batch_alloc(batch, size, align), ptr, size)); -} - -static void -gen7_render_flush(struct intel_batchbuffer *batch, uint32_t batch_end) -{ - int ret; - - ret = drm_intel_bo_subdata(batch->bo, 0, 4096, batch->buffer); - if (ret == 0) - ret = drm_intel_bo_mrb_exec(batch->bo, batch_end, - NULL, 0, 0, 0); - igt_assert(ret == 0); -} - -static uint32_t -gen7_fill_curbe_buffer_data(struct intel_batchbuffer *batch, uint8_t color) -{ - uint8_t *curbe_buffer; - uint32_t offset; - - curbe_buffer = batch_alloc(batch, sizeof(uint32_t) * 8, 64); - offset = batch_offset(batch, curbe_buffer); - *curbe_buffer = color; - - return offset; -} - -static uint32_t -gen7_fill_surface_state(struct intel_batchbuffer *batch, - struct igt_buf *buf, - uint32_t format, - int is_dst) -{ - struct gen7_surface_state *ss; - uint32_t write_domain, read_domain, offset; - int ret; - - if (is_dst) { - write_domain = read_domain = I915_GEM_DOMAIN_RENDER; - } else { - write_domain = 0; - read_domain = I915_GEM_DOMAIN_SAMPLER; - } - - ss = batch_alloc(batch, sizeof(*ss), 64); - offset = batch_offset(batch, ss); - - ss->ss0.surface_type = GEN7_SURFACE_2D; - ss->ss0.surface_format = format; - ss->ss0.render_cache_read_write = 1; - - if (buf->tiling == I915_TILING_X) - ss->ss0.tiled_mode = 2; - else if (buf->tiling == I915_TILING_Y) - ss->ss0.tiled_mode = 3; - - ss->ss1.base_addr = buf->bo->offset; - ret = drm_intel_bo_emit_reloc(batch->bo, - batch_offset(batch, ss) + 4, - buf->bo, 0, - read_domain, write_domain); - igt_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->ss7.shader_chanel_select_r = 4; - ss->ss7.shader_chanel_select_g = 5; - ss->ss7.shader_chanel_select_b = 6; - ss->ss7.shader_chanel_select_a = 7; - - return offset; -} - -static uint32_t -gen8_fill_surface_state(struct intel_batchbuffer *batch, - struct igt_buf *buf, - uint32_t format, - int is_dst) -{ - struct gen8_surface_state *ss; - uint32_t write_domain, read_domain, offset; - int ret; - - if (is_dst) { - write_domain = read_domain = I915_GEM_DOMAIN_RENDER; - } else { - write_domain = 0; - read_domain = I915_GEM_DOMAIN_SAMPLER; - } - - ss = batch_alloc(batch, sizeof(*ss), 64); - offset = batch_offset(batch, ss); - - ss->ss0.surface_type = GEN8_SURFACE_2D; - ss->ss0.surface_format = format; - ss->ss0.render_cache_read_write = 1; - ss->ss0.vertical_alignment = 1; /* align 4 */ - ss->ss0.horizontal_alignment = 1; /* align 4 */ - - if (buf->tiling == I915_TILING_X) - ss->ss0.tiled_mode = 2; - else if (buf->tiling == I915_TILING_Y) - ss->ss0.tiled_mode = 3; - - ss->ss8.base_addr = buf->bo->offset; - - ret = drm_intel_bo_emit_reloc(batch->bo, - batch_offset(batch, ss) + 8 * 4, - buf->bo, 0, - read_domain, write_domain); - igt_assert_eq(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->ss7.shader_chanel_select_r = 4; - ss->ss7.shader_chanel_select_g = 5; - ss->ss7.shader_chanel_select_b = 6; - ss->ss7.shader_chanel_select_a = 7; - - return offset; - -} - -static uint32_t -gen7_fill_binding_table(struct intel_batchbuffer *batch, - struct igt_buf *dst) -{ - uint32_t *binding_table, offset; - - binding_table = batch_alloc(batch, 32, 64); - offset = batch_offset(batch, binding_table); - - binding_table[0] = gen7_fill_surface_state(batch, dst, GEN7_SURFACEFORMAT_R8_UNORM, 1); - - return offset; -} - -static uint32_t -gen8_fill_binding_table(struct intel_batchbuffer *batch, - struct igt_buf *dst) -{ - uint32_t *binding_table, offset; - - binding_table = batch_alloc(batch, 32, 64); - offset = batch_offset(batch, binding_table); - - binding_table[0] = gen8_fill_surface_state(batch, dst, GEN8_SURFACEFORMAT_R8_UNORM, 1); - - return offset; -} - -static uint32_t -gen7_fill_gpgpu_kernel(struct intel_batchbuffer *batch, - const uint32_t kernel[][4], - size_t size) -{ - uint32_t offset; - - offset = batch_copy(batch, kernel, size, 64); - - return offset; -} - -static uint32_t -gen7_fill_interface_descriptor(struct intel_batchbuffer *batch, struct igt_buf *dst, - const uint32_t kernel[][4], size_t size) -{ - struct gen7_interface_descriptor_data *idd; - uint32_t offset; - uint32_t binding_table_offset, kernel_offset; - - binding_table_offset = gen7_fill_binding_table(batch, dst); - kernel_offset = gen7_fill_gpgpu_kernel(batch, kernel, size); - - idd = batch_alloc(batch, sizeof(*idd), 64); - offset = batch_offset(batch, idd); - - idd->desc0.kernel_start_pointer = (kernel_offset >> 6); - - idd->desc1.single_program_flow = 1; - idd->desc1.floating_point_mode = GEN7_FLOATING_POINT_IEEE_754; - - idd->desc2.sampler_count = 0; /* 0 samplers used */ - idd->desc2.sampler_state_pointer = 0; - - idd->desc3.binding_table_entry_count = 0; - idd->desc3.binding_table_pointer = (binding_table_offset >> 5); - - idd->desc4.constant_urb_entry_read_offset = 0; - idd->desc4.constant_urb_entry_read_length = 1; /* grf 1 */ - - return offset; -} - -static uint32_t -gen8_fill_interface_descriptor(struct intel_batchbuffer *batch, struct igt_buf *dst, - const uint32_t kernel[][4], size_t size) -{ - struct gen8_interface_descriptor_data *idd; - uint32_t offset; - uint32_t binding_table_offset, kernel_offset; - - binding_table_offset = gen8_fill_binding_table(batch, dst); - kernel_offset = gen7_fill_gpgpu_kernel(batch, kernel, size); - - idd = batch_alloc(batch, sizeof(*idd), 64); - offset = batch_offset(batch, idd); - - idd->desc0.kernel_start_pointer = (kernel_offset >> 6); - - idd->desc2.single_program_flow = 1; - idd->desc2.floating_point_mode = GEN8_FLOATING_POINT_IEEE_754; - - idd->desc3.sampler_count = 0; /* 0 samplers used */ - idd->desc3.sampler_state_pointer = 0; - - idd->desc4.binding_table_entry_count = 0; - idd->desc4.binding_table_pointer = (binding_table_offset >> 5); - - idd->desc5.constant_urb_entry_read_offset = 0; - idd->desc5.constant_urb_entry_read_length = 1; /* grf 1 */ - - return offset; -} - -static void -gen7_emit_state_base_address(struct intel_batchbuffer *batch) -{ - OUT_BATCH(GEN7_STATE_BASE_ADDRESS | (10 - 2)); - - /* general */ - OUT_BATCH(0); - - /* surface */ - OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0, BASE_ADDRESS_MODIFY); - - /* dynamic */ - OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0, BASE_ADDRESS_MODIFY); - - /* indirect */ - OUT_BATCH(0); - - /* instruction */ - OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0, BASE_ADDRESS_MODIFY); - - /* general/dynamic/indirect/instruction access Bound */ - OUT_BATCH(0); - OUT_BATCH(0 | BASE_ADDRESS_MODIFY); - OUT_BATCH(0); - OUT_BATCH(0 | BASE_ADDRESS_MODIFY); -} - -static void -gen8_emit_state_base_address(struct intel_batchbuffer *batch) -{ - OUT_BATCH(GEN8_STATE_BASE_ADDRESS | (16 - 2)); - - /* general */ - OUT_BATCH(0 | (0x78 << 4) | (0 << 1) | BASE_ADDRESS_MODIFY); - OUT_BATCH(0); - - /* stateless data port */ - OUT_BATCH(0 | BASE_ADDRESS_MODIFY); - - /* surface */ - OUT_RELOC(batch->bo, I915_GEM_DOMAIN_SAMPLER, 0, BASE_ADDRESS_MODIFY); - - /* dynamic */ - OUT_RELOC(batch->bo, I915_GEM_DOMAIN_RENDER | I915_GEM_DOMAIN_INSTRUCTION, - 0, BASE_ADDRESS_MODIFY); - - /* indirect */ - OUT_BATCH(0); - OUT_BATCH(0 ); - - /* instruction */ - OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0, BASE_ADDRESS_MODIFY); - - /* general state buffer size */ - OUT_BATCH(0xfffff000 | 1); - /* dynamic state buffer size */ - OUT_BATCH(1 << 12 | 1); - /* indirect object buffer size */ - OUT_BATCH(0xfffff000 | 1); - /* intruction buffer size, must set modify enable bit, otherwise it may result in GPU hang */ - OUT_BATCH(1 << 12 | 1); -} - -static void -gen9_emit_state_base_address(struct intel_batchbuffer *batch) -{ - OUT_BATCH(GEN8_STATE_BASE_ADDRESS | (19 - 2)); - - /* general */ - OUT_BATCH(0 | BASE_ADDRESS_MODIFY); - OUT_BATCH(0); - - /* stateless data port */ - OUT_BATCH(0 | BASE_ADDRESS_MODIFY); - - /* surface */ - OUT_RELOC(batch->bo, I915_GEM_DOMAIN_SAMPLER, 0, BASE_ADDRESS_MODIFY); - - /* dynamic */ - OUT_RELOC(batch->bo, I915_GEM_DOMAIN_RENDER | I915_GEM_DOMAIN_INSTRUCTION, - 0, BASE_ADDRESS_MODIFY); - - /* indirect */ - OUT_BATCH(0); - OUT_BATCH(0); - - /* instruction */ - OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0, BASE_ADDRESS_MODIFY); - - /* general state buffer size */ - OUT_BATCH(0xfffff000 | 1); - /* dynamic state buffer size */ - OUT_BATCH(1 << 12 | 1); - /* indirect object buffer size */ - OUT_BATCH(0xfffff000 | 1); - /* intruction buffer size, must set modify enable bit, otherwise it may result in GPU hang */ - OUT_BATCH(1 << 12 | 1); - - /* Bindless surface state base address */ - OUT_BATCH(0 | BASE_ADDRESS_MODIFY); - OUT_BATCH(0); - OUT_BATCH(0xfffff000); -} - -static void -gen7_emit_vfe_state_gpgpu(struct intel_batchbuffer *batch) -{ - OUT_BATCH(GEN7_MEDIA_VFE_STATE | (8 - 2)); - - /* scratch buffer */ - OUT_BATCH(0); - - /* number of threads & urb entries */ - OUT_BATCH(1 << 16 | /* max num of threads */ - 0 << 8 | /* num of URB entry */ - 1 << 2); /* GPGPU mode */ - - OUT_BATCH(0); - - /* urb entry size & curbe size */ - OUT_BATCH(0 << 16 | /* URB entry size in 256 bits unit */ - 1); /* CURBE entry size in 256 bits unit */ - - /* scoreboard */ - OUT_BATCH(0); - OUT_BATCH(0); - OUT_BATCH(0); -} - -static void -gen8_emit_vfe_state_gpgpu(struct intel_batchbuffer *batch) -{ - OUT_BATCH(GEN8_MEDIA_VFE_STATE | (9 - 2)); - - /* scratch buffer */ - OUT_BATCH(0); - OUT_BATCH(0); - - /* number of threads & urb entries */ - OUT_BATCH(1 << 16 | 1 << 8); - - OUT_BATCH(0); - - /* urb entry size & curbe size */ - OUT_BATCH(0 << 16 | 1); - - /* scoreboard */ - OUT_BATCH(0); - OUT_BATCH(0); - OUT_BATCH(0); -} - -static void -gen7_emit_curbe_load(struct intel_batchbuffer *batch, uint32_t curbe_buffer) -{ - OUT_BATCH(GEN7_MEDIA_CURBE_LOAD | (4 - 2)); - OUT_BATCH(0); - /* curbe total data length */ - OUT_BATCH(64); - /* curbe data start address, is relative to the dynamics base address */ - OUT_BATCH(curbe_buffer); -} - -static void -gen7_emit_interface_descriptor_load(struct intel_batchbuffer *batch, uint32_t interface_descriptor) -{ - OUT_BATCH(GEN7_MEDIA_INTERFACE_DESCRIPTOR_LOAD | (4 - 2)); - OUT_BATCH(0); - /* interface descriptor data length */ - OUT_BATCH(sizeof(struct gen7_interface_descriptor_data)); - /* interface descriptor address, is relative to the dynamics base address */ - OUT_BATCH(interface_descriptor); -} - -static void -gen8_emit_interface_descriptor_load(struct intel_batchbuffer *batch, uint32_t interface_descriptor) -{ - OUT_BATCH(GEN8_MEDIA_INTERFACE_DESCRIPTOR_LOAD | (4 - 2)); - OUT_BATCH(0); - /* interface descriptor data length */ - OUT_BATCH(sizeof(struct gen8_interface_descriptor_data)); - /* interface descriptor address, is relative to the dynamics base address */ - OUT_BATCH(interface_descriptor); -} - -static void -gen7_emit_gpgpu_walk(struct intel_batchbuffer *batch, - unsigned x, unsigned y, - unsigned width, unsigned height) -{ - uint32_t x_dim, y_dim, tmp, right_mask; - - /* - * Simply do SIMD16 based dispatch, so every thread uses - * SIMD16 channels. - * - * Define our own thread group size, e.g 16x1 for every group, then - * will have 1 thread each group in SIMD16 dispatch. So thread - * width/height/depth are all 1. - * - * Then thread group X = width / 16 (aligned to 16) - * thread group Y = height; - */ - x_dim = (width + 15) / 16; - y_dim = height; - - tmp = width & 15; - if (tmp == 0) - right_mask = (1 << 16) - 1; - else - right_mask = (1 << tmp) - 1; - - OUT_BATCH(GEN7_GPGPU_WALKER | 9); - - /* interface descriptor offset */ - OUT_BATCH(0); - - /* SIMD size, thread w/h/d */ - OUT_BATCH(1 << 30 | /* SIMD16 */ - 0 << 16 | /* depth:1 */ - 0 << 8 | /* height:1 */ - 0); /* width:1 */ - - /* thread group X */ - OUT_BATCH(0); - OUT_BATCH(x_dim); - - /* thread group Y */ - OUT_BATCH(0); - OUT_BATCH(y_dim); - - /* thread group Z */ - OUT_BATCH(0); - OUT_BATCH(1); - - /* right mask */ - OUT_BATCH(right_mask); - - /* bottom mask, height 1, always 0xffffffff */ - OUT_BATCH(0xffffffff); -} - -static void -gen8_emit_gpgpu_walk(struct intel_batchbuffer *batch, - unsigned x, unsigned y, - unsigned width, unsigned height) -{ - uint32_t x_dim, y_dim, tmp, right_mask; - - /* - * Simply do SIMD16 based dispatch, so every thread uses - * SIMD16 channels. - * - * Define our own thread group size, e.g 16x1 for every group, then - * will have 1 thread each group in SIMD16 dispatch. So thread - * width/height/depth are all 1. - * - * Then thread group X = width / 16 (aligned to 16) - * thread group Y = height; - */ - x_dim = (width + 15) / 16; - y_dim = height; - - tmp = width & 15; - if (tmp == 0) - right_mask = (1 << 16) - 1; - else - right_mask = (1 << tmp) - 1; - - OUT_BATCH(GEN7_GPGPU_WALKER | 13); - - OUT_BATCH(0); /* kernel offset */ - OUT_BATCH(0); /* indirect data length */ - OUT_BATCH(0); /* indirect data offset */ - - /* SIMD size, thread w/h/d */ - OUT_BATCH(1 << 30 | /* SIMD16 */ - 0 << 16 | /* depth:1 */ - 0 << 8 | /* height:1 */ - 0); /* width:1 */ - - /* thread group X */ - OUT_BATCH(0); - OUT_BATCH(0); - OUT_BATCH(x_dim); - - /* thread group Y */ - OUT_BATCH(0); - OUT_BATCH(0); - OUT_BATCH(y_dim); - - /* thread group Z */ - OUT_BATCH(0); - OUT_BATCH(1); - - /* right mask */ - OUT_BATCH(right_mask); - - /* bottom mask, height 1, always 0xffffffff */ - OUT_BATCH(0xffffffff); -} - /* * This sets up the gpgpu pipeline, * |