| /************************************************************************** |
| * |
| * Copyright 2008 VMware, Inc. |
| * Copyright 2014 Broadcom |
| * Copyright 2018 Alyssa Rosenzweig |
| * Copyright 2019 Collabora, Ltd. |
| * All Rights Reserved. |
| * |
| * 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 VMWARE AND/OR ITS SUPPLIERS 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 "util/u_debug.h" |
| #include "util/u_memory.h" |
| #include "util/u_format.h" |
| #include "util/u_format_s3tc.h" |
| #include "util/u_video.h" |
| #include "util/u_screen.h" |
| #include "util/os_time.h" |
| #include "pipe/p_defines.h" |
| #include "pipe/p_screen.h" |
| #include "draw/draw_context.h" |
| #include <xf86drm.h> |
| |
| #include <fcntl.h> |
| |
| #include "drm-uapi/drm_fourcc.h" |
| |
| #include "pan_screen.h" |
| #include "pan_resource.h" |
| #include "pan_public.h" |
| #include "pan_util.h" |
| #include "pandecode/decode.h" |
| |
| #include "pan_context.h" |
| #include "midgard/midgard_compile.h" |
| |
| static const struct debug_named_value debug_options[] = { |
| {"msgs", PAN_DBG_MSGS, "Print debug messages"}, |
| {"trace", PAN_DBG_TRACE, "Trace the command stream"}, |
| {"deqp", PAN_DBG_DEQP, "Hacks for dEQP"}, |
| /* ^^ If Rob can do it, so can I */ |
| DEBUG_NAMED_VALUE_END |
| }; |
| |
| DEBUG_GET_ONCE_FLAGS_OPTION(pan_debug, "PAN_MESA_DEBUG", debug_options, 0) |
| |
| int pan_debug = 0; |
| |
| static const char * |
| panfrost_get_name(struct pipe_screen *screen) |
| { |
| return "panfrost"; |
| } |
| |
| static const char * |
| panfrost_get_vendor(struct pipe_screen *screen) |
| { |
| return "panfrost"; |
| } |
| |
| static const char * |
| panfrost_get_device_vendor(struct pipe_screen *screen) |
| { |
| return "Arm"; |
| } |
| |
| static int |
| panfrost_get_param(struct pipe_screen *screen, enum pipe_cap param) |
| { |
| /* We expose in-dev stuff for dEQP that we don't want apps to use yet */ |
| bool is_deqp = pan_debug & PAN_DBG_DEQP; |
| |
| switch (param) { |
| case PIPE_CAP_NPOT_TEXTURES: |
| case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES: |
| case PIPE_CAP_MIXED_COLOR_DEPTH_BITS: |
| case PIPE_CAP_SM3: |
| case PIPE_CAP_POINT_SPRITE: |
| return 1; |
| |
| case PIPE_CAP_MAX_RENDER_TARGETS: |
| return 1; |
| |
| case PIPE_CAP_OCCLUSION_QUERY: |
| return 1; |
| case PIPE_CAP_QUERY_TIME_ELAPSED: |
| case PIPE_CAP_QUERY_PIPELINE_STATISTICS: |
| case PIPE_CAP_QUERY_TIMESTAMP: |
| case PIPE_CAP_QUERY_SO_OVERFLOW: |
| return 0; |
| |
| case PIPE_CAP_TEXTURE_MIRROR_CLAMP: |
| case PIPE_CAP_TEXTURE_SWIZZLE: |
| return 1; |
| |
| case PIPE_CAP_TGSI_INSTANCEID: |
| case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: |
| return is_deqp ? 1 : 0; |
| |
| case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS: |
| return is_deqp ? 4 : 0; |
| case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS: |
| case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS: |
| return is_deqp ? 64 : 0; |
| |
| case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS: |
| return is_deqp ? 256 : 0; /* for GL3 */ |
| |
| case PIPE_CAP_GLSL_FEATURE_LEVEL: |
| case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY: |
| return is_deqp ? 140 : 120; |
| case PIPE_CAP_ESSL_FEATURE_LEVEL: |
| return is_deqp ? 300 : 120; |
| |
| case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT: |
| return is_deqp ? 16 : 0; |
| |
| case PIPE_CAP_CUBE_MAP_ARRAY: |
| return is_deqp; |
| |
| /* TODO: Where does this req come from in practice? */ |
| case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY: |
| return 1; |
| |
| case PIPE_CAP_MAX_TEXTURE_2D_SIZE: |
| return 4096; |
| case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: |
| case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: |
| return 13; |
| |
| case PIPE_CAP_BLEND_EQUATION_SEPARATE: |
| case PIPE_CAP_INDEP_BLEND_ENABLE: |
| case PIPE_CAP_INDEP_BLEND_FUNC: |
| return 1; |
| |
| case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: |
| /* Hardware is natively upper left */ |
| return 0; |
| |
| case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT: |
| case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: |
| case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: |
| case PIPE_CAP_GENERATE_MIPMAP: |
| return 1; |
| |
| case PIPE_CAP_SEAMLESS_CUBE_MAP: |
| case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE: |
| return 1; |
| |
| case PIPE_CAP_MAX_VERTEX_ELEMENT_SRC_OFFSET: |
| return 0xffff; |
| |
| case PIPE_CAP_TEXTURE_BUFFER_OBJECTS: |
| return 1; |
| |
| case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE: |
| return 65536; |
| |
| case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER: |
| return 0; |
| |
| case PIPE_CAP_ENDIANNESS: |
| return PIPE_ENDIAN_NATIVE; |
| |
| case PIPE_CAP_SAMPLER_VIEW_TARGET: |
| return 1; |
| |
| case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET: |
| return -8; |
| |
| case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET: |
| return 7; |
| |
| case PIPE_CAP_VENDOR_ID: |
| case PIPE_CAP_DEVICE_ID: |
| return 0xFFFFFFFF; |
| |
| case PIPE_CAP_ACCELERATED: |
| case PIPE_CAP_UMA: |
| case PIPE_CAP_TEXTURE_FLOAT_LINEAR: |
| case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR: |
| case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS: |
| case PIPE_CAP_TGSI_ARRAY_COMPONENTS: |
| return 1; |
| |
| case PIPE_CAP_VIDEO_MEMORY: { |
| uint64_t system_memory; |
| |
| if (!os_get_total_physical_memory(&system_memory)) |
| return 0; |
| |
| return (int)(system_memory >> 20); |
| } |
| |
| case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT: |
| return 4; |
| |
| case PIPE_CAP_MAX_VARYINGS: |
| return 16; |
| |
| default: |
| return u_pipe_screen_get_param_defaults(screen, param); |
| } |
| } |
| |
| static int |
| panfrost_get_shader_param(struct pipe_screen *screen, |
| enum pipe_shader_type shader, |
| enum pipe_shader_cap param) |
| { |
| if (shader != PIPE_SHADER_VERTEX && |
| shader != PIPE_SHADER_FRAGMENT) { |
| return 0; |
| } |
| |
| /* this is probably not totally correct.. but it's a start: */ |
| switch (param) { |
| case PIPE_SHADER_CAP_SCALAR_ISA: |
| return 0; |
| |
| case PIPE_SHADER_CAP_MAX_INSTRUCTIONS: |
| return 0; |
| case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS: |
| case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS: |
| case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS: |
| return 16384; |
| |
| case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH: |
| return 1024; |
| |
| case PIPE_SHADER_CAP_MAX_INPUTS: |
| return 16; |
| |
| case PIPE_SHADER_CAP_MAX_OUTPUTS: |
| return shader == PIPE_SHADER_FRAGMENT ? 1 : 8; |
| |
| case PIPE_SHADER_CAP_MAX_TEMPS: |
| return 256; /* GL_MAX_PROGRAM_TEMPORARIES_ARB */ |
| |
| case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: |
| return 16 * 1024 * sizeof(float); |
| |
| case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: |
| return 16; |
| |
| case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED: |
| return 0; |
| |
| case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR: |
| return 1; |
| case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR: |
| return 0; |
| |
| case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR: |
| return 0; |
| |
| case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR: |
| return 1; |
| |
| case PIPE_SHADER_CAP_SUBROUTINES: |
| return 0; |
| |
| case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED: |
| return 0; |
| |
| case PIPE_SHADER_CAP_INTEGERS: |
| return 1; |
| |
| case PIPE_SHADER_CAP_INT64_ATOMICS: |
| case PIPE_SHADER_CAP_FP16: |
| case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED: |
| case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED: |
| case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED: |
| case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED: |
| case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE: |
| return 0; |
| |
| case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS: |
| case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS: |
| return 16; /* XXX: How many? */ |
| |
| case PIPE_SHADER_CAP_PREFERRED_IR: |
| return PIPE_SHADER_IR_NIR; |
| |
| case PIPE_SHADER_CAP_SUPPORTED_IRS: |
| return 0; |
| |
| case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT: |
| return 32; |
| |
| case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS: |
| case PIPE_SHADER_CAP_MAX_SHADER_IMAGES: |
| case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD: |
| case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS: |
| case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS: |
| case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS: |
| return 0; |
| |
| default: |
| fprintf(stderr, "unknown shader param %d\n", param); |
| return 0; |
| } |
| |
| return 0; |
| } |
| |
| static float |
| panfrost_get_paramf(struct pipe_screen *screen, enum pipe_capf param) |
| { |
| switch (param) { |
| case PIPE_CAPF_MAX_LINE_WIDTH: |
| |
| /* fall-through */ |
| case PIPE_CAPF_MAX_LINE_WIDTH_AA: |
| return 255.0; /* arbitrary */ |
| |
| case PIPE_CAPF_MAX_POINT_WIDTH: |
| |
| /* fall-through */ |
| case PIPE_CAPF_MAX_POINT_WIDTH_AA: |
| return 255.0; /* arbitrary */ |
| |
| case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY: |
| return 16.0; |
| |
| case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS: |
| return 16.0; /* arbitrary */ |
| |
| case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE: |
| case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE: |
| case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY: |
| return 0.0f; |
| |
| default: |
| debug_printf("Unexpected PIPE_CAPF %d query\n", param); |
| return 0.0; |
| } |
| } |
| |
| /** |
| * Query format support for creating a texture, drawing surface, etc. |
| * \param format the format to test |
| * \param type one of PIPE_TEXTURE, PIPE_SURFACE |
| */ |
| static boolean |
| panfrost_is_format_supported( struct pipe_screen *screen, |
| enum pipe_format format, |
| enum pipe_texture_target target, |
| unsigned sample_count, |
| unsigned storage_sample_count, |
| unsigned bind) |
| { |
| const struct util_format_description *format_desc; |
| |
| assert(target == PIPE_BUFFER || |
| target == PIPE_TEXTURE_1D || |
| target == PIPE_TEXTURE_1D_ARRAY || |
| target == PIPE_TEXTURE_2D || |
| target == PIPE_TEXTURE_2D_ARRAY || |
| target == PIPE_TEXTURE_RECT || |
| target == PIPE_TEXTURE_3D || |
| target == PIPE_TEXTURE_CUBE || |
| target == PIPE_TEXTURE_CUBE_ARRAY); |
| |
| format_desc = util_format_description(format); |
| |
| if (!format_desc) |
| return FALSE; |
| |
| if (sample_count > 1) |
| return FALSE; |
| |
| /* Format wishlist */ |
| if (format == PIPE_FORMAT_Z24X8_UNORM || format == PIPE_FORMAT_X8Z24_UNORM) |
| return FALSE; |
| |
| if (format == PIPE_FORMAT_A1B5G5R5_UNORM || format == PIPE_FORMAT_X1B5G5R5_UNORM) |
| return FALSE; |
| |
| /* TODO */ |
| if (format == PIPE_FORMAT_B5G5R5A1_UNORM) |
| return FALSE; |
| |
| /* Don't confuse poorly written apps (workaround dEQP bug) that expect |
| * more alpha than they ask for */ |
| bool scanout = bind & (PIPE_BIND_SCANOUT | PIPE_BIND_SHARED | PIPE_BIND_DISPLAY_TARGET); |
| if (scanout && !util_format_is_rgba8_variant(format_desc)) |
| return FALSE; |
| |
| if (format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN && |
| format_desc->layout != UTIL_FORMAT_LAYOUT_OTHER) { |
| /* Compressed formats not yet hooked up. */ |
| return FALSE; |
| } |
| |
| return TRUE; |
| } |
| |
| |
| static void |
| panfrost_destroy_screen(struct pipe_screen *pscreen) |
| { |
| struct panfrost_screen *screen = pan_screen(pscreen); |
| panfrost_resource_screen_deinit(screen); |
| ralloc_free(screen); |
| } |
| |
| static void |
| panfrost_flush_frontbuffer(struct pipe_screen *_screen, |
| struct pipe_resource *resource, |
| unsigned level, unsigned layer, |
| void *context_private, |
| struct pipe_box *sub_box) |
| { |
| /* TODO: Display target integration */ |
| } |
| |
| static uint64_t |
| panfrost_get_timestamp(struct pipe_screen *_screen) |
| { |
| return os_time_get_nano(); |
| } |
| |
| static void |
| panfrost_fence_reference(struct pipe_screen *pscreen, |
| struct pipe_fence_handle **ptr, |
| struct pipe_fence_handle *fence) |
| { |
| panfrost_drm_fence_reference(pscreen, ptr, fence); |
| } |
| |
| static boolean |
| panfrost_fence_finish(struct pipe_screen *pscreen, |
| struct pipe_context *ctx, |
| struct pipe_fence_handle *fence, |
| uint64_t timeout) |
| { |
| return panfrost_drm_fence_finish(pscreen, ctx, fence, timeout); |
| } |
| |
| static const void * |
| panfrost_screen_get_compiler_options(struct pipe_screen *pscreen, |
| enum pipe_shader_ir ir, |
| enum pipe_shader_type shader) |
| { |
| return &midgard_nir_options; |
| } |
| |
| struct pipe_screen * |
| panfrost_create_screen(int fd, struct renderonly *ro) |
| { |
| struct panfrost_screen *screen = rzalloc(NULL, struct panfrost_screen); |
| |
| pan_debug = debug_get_option_pan_debug(); |
| |
| if (!screen) |
| return NULL; |
| |
| if (ro) { |
| screen->ro = renderonly_dup(ro); |
| if (!screen->ro) { |
| fprintf(stderr, "Failed to dup renderonly object\n"); |
| free(screen); |
| return NULL; |
| } |
| } |
| |
| screen->fd = fd; |
| |
| if (pan_debug & PAN_DBG_TRACE) |
| pandecode_initialize(); |
| |
| screen->base.destroy = panfrost_destroy_screen; |
| |
| screen->base.get_name = panfrost_get_name; |
| screen->base.get_vendor = panfrost_get_vendor; |
| screen->base.get_device_vendor = panfrost_get_device_vendor; |
| screen->base.get_param = panfrost_get_param; |
| screen->base.get_shader_param = panfrost_get_shader_param; |
| screen->base.get_paramf = panfrost_get_paramf; |
| screen->base.get_timestamp = panfrost_get_timestamp; |
| screen->base.is_format_supported = panfrost_is_format_supported; |
| screen->base.context_create = panfrost_create_context; |
| screen->base.flush_frontbuffer = panfrost_flush_frontbuffer; |
| screen->base.get_compiler_options = panfrost_screen_get_compiler_options; |
| screen->base.fence_reference = panfrost_fence_reference; |
| screen->base.fence_finish = panfrost_fence_finish; |
| |
| screen->last_fragment_flushed = true; |
| screen->last_job = NULL; |
| |
| panfrost_resource_screen_init(screen); |
| |
| return &screen->base; |
| } |
