diff options
Diffstat (limited to 'src/gallium/drivers/lima/lima_screen.c')
| -rw-r--r-- | src/gallium/drivers/lima/lima_screen.c | 546 |
1 files changed, 546 insertions, 0 deletions
diff --git a/src/gallium/drivers/lima/lima_screen.c b/src/gallium/drivers/lima/lima_screen.c new file mode 100644 index 00000000000..8615003cb81 --- /dev/null +++ b/src/gallium/drivers/lima/lima_screen.c @@ -0,0 +1,546 @@ +/* + * Copyright (c) 2017-2019 Lima Project + * + * 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, 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 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 <string.h> + +#include "util/ralloc.h" +#include "util/u_debug.h" +#include "util/u_screen.h" +#include "renderonly/renderonly.h" + +#include "drm-uapi/drm_fourcc.h" +#include "drm-uapi/lima_drm.h" + +#include "lima_screen.h" +#include "lima_context.h" +#include "lima_resource.h" +#include "lima_program.h" +#include "lima_bo.h" +#include "lima_fence.h" +#include "ir/lima_ir.h" + +#include "xf86drm.h" + +static void +lima_screen_destroy(struct pipe_screen *pscreen) +{ + struct lima_screen *screen = lima_screen(pscreen); + + if (lima_dump_command_stream) { + fclose(lima_dump_command_stream); + lima_dump_command_stream = NULL; + } + + slab_destroy_parent(&screen->transfer_pool); + + if (screen->ro) + free(screen->ro); + + if (screen->gp_buffer) + lima_bo_free(screen->gp_buffer); + + if (screen->pp_buffer) + lima_bo_free(screen->pp_buffer); + + lima_bo_table_fini(screen); + ralloc_free(screen); +} + +static const char * +lima_screen_get_name(struct pipe_screen *pscreen) +{ + struct lima_screen *screen = lima_screen(pscreen); + + switch (screen->gpu_type) { + case DRM_LIMA_PARAM_GPU_ID_MALI400: + return "Mali400"; + case DRM_LIMA_PARAM_GPU_ID_MALI450: + return "Mali450"; + } + + return NULL; +} + +static const char * +lima_screen_get_vendor(struct pipe_screen *pscreen) +{ + return "lima"; +} + +static const char * +lima_screen_get_device_vendor(struct pipe_screen *pscreen) +{ + return "ARM"; +} + +static int +lima_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param) +{ + switch (param) { + case PIPE_CAP_NPOT_TEXTURES: + case PIPE_CAP_BLEND_EQUATION_SEPARATE: + case PIPE_CAP_ACCELERATED: + case PIPE_CAP_UMA: + case PIPE_CAP_NATIVE_FENCE_FD: + return 1; + + /* Unimplemented, but for exporting OpenGL 2.0 */ + case PIPE_CAP_OCCLUSION_QUERY: + case PIPE_CAP_POINT_SPRITE: + return 1; + + /* not clear supported */ + case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT: + case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: + case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: + case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: + return 1; + + case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: + case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: + case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: + return LIMA_MAX_MIP_LEVELS; + + case PIPE_CAP_VENDOR_ID: + return 0x13B5; + + case PIPE_CAP_VIDEO_MEMORY: + return 0; + + case PIPE_CAP_PCI_GROUP: + case PIPE_CAP_PCI_BUS: + case PIPE_CAP_PCI_DEVICE: + case PIPE_CAP_PCI_FUNCTION: + return 0; + + case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER: + return 0; + + default: + return u_pipe_screen_get_param_defaults(pscreen, param); + } +} + +static float +lima_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param) +{ + switch (param) { + case PIPE_CAPF_MAX_LINE_WIDTH: + case PIPE_CAPF_MAX_LINE_WIDTH_AA: + case PIPE_CAPF_MAX_POINT_WIDTH: + case PIPE_CAPF_MAX_POINT_WIDTH_AA: + return 255.0f; + case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY: + return 16.0f; + case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS: + return 16.0f; + + default: + return 0.0f; + } +} + +static int +get_vertex_shader_param(struct lima_screen *screen, + enum pipe_shader_cap param) +{ + switch (param) { + case PIPE_SHADER_CAP_MAX_INSTRUCTIONS: + case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS: + case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS: + case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS: + return 16384; /* need investigate */ + + case PIPE_SHADER_CAP_MAX_INPUTS: + return 16; /* attributes */ + + case PIPE_SHADER_CAP_MAX_OUTPUTS: + return LIMA_MAX_VARYING_NUM; /* varying */ + + case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: + return 4096; /* need investigate */ + case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: + return 1; + + case PIPE_SHADER_CAP_PREFERRED_IR: + return PIPE_SHADER_IR_NIR; + + case PIPE_SHADER_CAP_MAX_TEMPS: + return 256; /* need investigate */ + + default: + return 0; + } +} + +static int +get_fragment_shader_param(struct lima_screen *screen, + enum pipe_shader_cap param) +{ + switch (param) { + case PIPE_SHADER_CAP_MAX_INSTRUCTIONS: + case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS: + case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS: + case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS: + return 16384; /* need investigate */ + + case PIPE_SHADER_CAP_MAX_INPUTS: + return LIMA_MAX_VARYING_NUM - 1; /* varying, minus gl_Position */ + + case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: + return 4096; /* need investigate */ + case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: + return 1; + + case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS: + return 16; /* need investigate */ + + case PIPE_SHADER_CAP_PREFERRED_IR: + return PIPE_SHADER_IR_NIR; + + case PIPE_SHADER_CAP_MAX_TEMPS: + return 256; /* need investigate */ + + default: + return 0; + } +} + +static int +lima_screen_get_shader_param(struct pipe_screen *pscreen, + enum pipe_shader_type shader, + enum pipe_shader_cap param) +{ + struct lima_screen *screen = lima_screen(pscreen); + + switch (shader) { + case PIPE_SHADER_FRAGMENT: + return get_fragment_shader_param(screen, param); + case PIPE_SHADER_VERTEX: + return get_vertex_shader_param(screen, param); + + default: + return 0; + } +} + +static boolean +lima_screen_is_format_supported(struct pipe_screen *pscreen, + enum pipe_format format, + enum pipe_texture_target target, + unsigned sample_count, + unsigned storage_sample_count, + unsigned usage) +{ + switch (target) { + case PIPE_BUFFER: + case PIPE_TEXTURE_1D: + case PIPE_TEXTURE_2D: + break; + default: + return FALSE; + } + + if (MAX2(1, sample_count) != MAX2(1, storage_sample_count)) + return false; + + /* be able to support 16, now limit to 4 */ + if (sample_count > 1 && sample_count != 4) + return FALSE; + + if (usage & PIPE_BIND_RENDER_TARGET) { + switch (format) { + case PIPE_FORMAT_B8G8R8A8_UNORM: + case PIPE_FORMAT_B8G8R8X8_UNORM: + case PIPE_FORMAT_R8G8B8A8_UNORM: + case PIPE_FORMAT_R8G8B8X8_UNORM: + break; + default: + return FALSE; + } + } + + if (usage & PIPE_BIND_DEPTH_STENCIL) { + switch (format) { + case PIPE_FORMAT_Z16_UNORM: + case PIPE_FORMAT_Z24_UNORM_S8_UINT: + case PIPE_FORMAT_Z24X8_UNORM: + break; + default: + return FALSE; + } + } + + if (usage & PIPE_BIND_VERTEX_BUFFER) { + switch (format) { + case PIPE_FORMAT_R32G32B32_FLOAT: + break; + default: + return FALSE; + } + } + + if (usage & PIPE_BIND_INDEX_BUFFER) { + switch (format) { + case PIPE_FORMAT_I8_UINT: + case PIPE_FORMAT_I16_UINT: + case PIPE_FORMAT_I32_UINT: + break; + default: + return FALSE; + } + } + + if (usage & PIPE_BIND_SAMPLER_VIEW) { + switch (format) { + case PIPE_FORMAT_R8G8B8X8_UNORM: + case PIPE_FORMAT_R8G8B8A8_UNORM: + case PIPE_FORMAT_B8G8R8X8_UNORM: + case PIPE_FORMAT_B8G8R8A8_UNORM: + case PIPE_FORMAT_A8B8G8R8_SRGB: + case PIPE_FORMAT_B8G8R8A8_SRGB: + break; + default: + return FALSE; + } + } + + return TRUE; +} + +static const void * +lima_screen_get_compiler_options(struct pipe_screen *pscreen, + enum pipe_shader_ir ir, + enum pipe_shader_type shader) +{ + return lima_program_get_compiler_options(shader); +} + +static bool +lima_screen_query_info(struct lima_screen *screen) +{ + struct drm_lima_get_param param; + + memset(¶m, 0, sizeof(param)); + param.param = DRM_LIMA_PARAM_GPU_ID; + if (drmIoctl(screen->fd, DRM_IOCTL_LIMA_GET_PARAM, ¶m)) + return false; + + switch (param.value) { + case DRM_LIMA_PARAM_GPU_ID_MALI400: + case DRM_LIMA_PARAM_GPU_ID_MALI450: + screen->gpu_type = param.value; + break; + default: + return false; + } + + memset(¶m, 0, sizeof(param)); + param.param = DRM_LIMA_PARAM_NUM_PP; + if (drmIoctl(screen->fd, DRM_IOCTL_LIMA_GET_PARAM, ¶m)) + return false; + + screen->num_pp = param.value; + + return true; +} + +static void +lima_screen_query_dmabuf_modifiers(struct pipe_screen *pscreen, + enum pipe_format format, int max, + uint64_t *modifiers, + unsigned int *external_only, + int *count) +{ + uint64_t available_modifiers[] = { + DRM_FORMAT_MOD_LINEAR, + }; + + if (!modifiers) { + *count = ARRAY_SIZE(available_modifiers); + return; + } + + for (int i = 0; i < *count; i++) { + modifiers[i] = available_modifiers[i]; + if (external_only) + external_only = false; + } +} + +static const struct debug_named_value debug_options[] = { + { "gp", LIMA_DEBUG_GP, + "print GP shader compiler result of each stage" }, + { "pp", LIMA_DEBUG_PP, + "print PP shader compiler result of each stage" }, + { "dump", LIMA_DEBUG_DUMP, + "dump GPU command stream to $PWD/lima.dump" }, + { NULL } +}; + +DEBUG_GET_ONCE_FLAGS_OPTION(lima_debug, "LIMA_DEBUG", debug_options, 0) +uint32_t lima_debug; + +static void +lima_screen_parse_env(void) +{ + lima_debug = debug_get_option_lima_debug(); + + if (lima_debug & LIMA_DEBUG_DUMP) { + const char *dump_command = "lima.dump"; + printf("lima: dump command stream to file %s\n", dump_command); + lima_dump_command_stream = fopen(dump_command, "w"); + if (!lima_dump_command_stream) + fprintf(stderr, "lima: fail to open command stream log file %s\n", + dump_command); + } + + lima_ctx_num_plb = debug_get_num_option("LIMA_CTX_NUM_PLB", LIMA_CTX_PLB_DEF_NUM); + if (lima_ctx_num_plb > LIMA_CTX_PLB_MAX_NUM || + lima_ctx_num_plb < LIMA_CTX_PLB_MIN_NUM) { + fprintf(stderr, "lima: LIMA_CTX_NUM_PLB %d out of range [%d %d], " + "reset to default %d\n", lima_ctx_num_plb, LIMA_CTX_PLB_MIN_NUM, + LIMA_CTX_PLB_MAX_NUM, LIMA_CTX_PLB_DEF_NUM); + lima_ctx_num_plb = LIMA_CTX_PLB_DEF_NUM; + } + + lima_ppir_force_spilling = debug_get_num_option("LIMA_PPIR_FORCE_SPILLING", 0); + if (lima_ppir_force_spilling < 0) { + fprintf(stderr, "lima: LIMA_PPIR_FORCE_SPILLING %d less than 0, " + "reset to default 0\n", lima_ppir_force_spilling); + lima_ppir_force_spilling = 0; + } +} + +struct pipe_screen * +lima_screen_create(int fd, struct renderonly *ro) +{ + struct lima_screen *screen; + + screen = rzalloc(NULL, struct lima_screen); + if (!screen) + return NULL; + + screen->fd = fd; + + if (!lima_screen_query_info(screen)) + goto err_out0; + + if (!lima_bo_table_init(screen)) + goto err_out0; + + screen->pp_ra = ppir_regalloc_init(screen); + if (!screen->pp_ra) + goto err_out1; + + screen->gp_buffer = lima_bo_create(screen, gp_buffer_size, 0); + if (!screen->gp_buffer) + goto err_out1; + + screen->pp_buffer = lima_bo_create(screen, pp_buffer_size, 0); + if (!screen->pp_buffer) + goto err_out2; + + /* fs program for clear buffer? + * const0 1 0 0 -1.67773, mov.v0 $0 ^const0.xxxx, stop + */ + static const uint32_t pp_clear_program[] = { + 0x00020425, 0x0000000c, 0x01e007cf, 0xb0000000, + 0x000005f5, 0x00000000, 0x00000000, 0x00000000, + }; + memcpy(lima_bo_map(screen->pp_buffer) + pp_clear_program_offset, + pp_clear_program, sizeof(pp_clear_program)); + + /* copy texture to framebuffer, used to reload gpu tile buffer + * load.v $1 0.xy, texld_2d 0, mov.v0 $0 ^tex_sampler, sync, stop + */ + static const uint32_t pp_reload_program[] = { + 0x000005e6, 0xf1003c20, 0x00000000, 0x39001000, + 0x00000e4e, 0x000007cf, 0x00000000, 0x00000000, + }; + memcpy(lima_bo_map(screen->pp_buffer) + pp_reload_program_offset, + pp_reload_program, sizeof(pp_reload_program)); + + /* 0/1/2 vertex index for reload/clear draw */ + static const uint8_t pp_shared_index[] = { 0, 1, 2 }; + memcpy(lima_bo_map(screen->pp_buffer) + pp_shared_index_offset, + pp_shared_index, sizeof(pp_shared_index)); + + /* 4096x4096 gl pos used for partial clear */ + static const float pp_clear_gl_pos[] = { + 4096, 0, 1, 1, + 0, 0, 1, 1, + 0, 4096, 1, 1, + }; + memcpy(lima_bo_map(screen->pp_buffer) + pp_clear_gl_pos_offset, + pp_clear_gl_pos, sizeof(pp_clear_gl_pos)); + + /* is pp frame render state static? */ + uint32_t *pp_frame_rsw = lima_bo_map(screen->pp_buffer) + pp_frame_rsw_offset; + memset(pp_frame_rsw, 0, 0x40); + pp_frame_rsw[8] = 0x0000f008; + pp_frame_rsw[9] = screen->pp_buffer->va + pp_clear_program_offset; + pp_frame_rsw[13] = 0x00000100; + + if (ro) { + screen->ro = renderonly_dup(ro); + if (!screen->ro) { + fprintf(stderr, "Failed to dup renderonly object\n"); + goto err_out3; + } + } + + screen->base.destroy = lima_screen_destroy; + screen->base.get_name = lima_screen_get_name; + screen->base.get_vendor = lima_screen_get_vendor; + screen->base.get_device_vendor = lima_screen_get_device_vendor; + screen->base.get_param = lima_screen_get_param; + screen->base.get_paramf = lima_screen_get_paramf; + screen->base.get_shader_param = lima_screen_get_shader_param; + screen->base.context_create = lima_context_create; + screen->base.is_format_supported = lima_screen_is_format_supported; + screen->base.get_compiler_options = lima_screen_get_compiler_options; + screen->base.query_dmabuf_modifiers = lima_screen_query_dmabuf_modifiers; + + lima_resource_screen_init(screen); + lima_fence_screen_init(screen); + + slab_create_parent(&screen->transfer_pool, sizeof(struct lima_transfer), 16); + + screen->refcnt = 1; + + lima_screen_parse_env(); + + return &screen->base; + +err_out3: + lima_bo_free(screen->pp_buffer); +err_out2: + lima_bo_free(screen->gp_buffer); +err_out1: + lima_bo_table_fini(screen); +err_out0: + ralloc_free(screen); + return NULL; +} |