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mesa/src/intel/vulkan/anv_instance.c
Calder Young 04bfdb287b anv: Disable scratch page by default on Xe KMD 
Page faults will now cause the device to be lost instead of being ignored.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40149>
2026-05-01 19:51:41 +00:00

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/* Copyright © 2024 Intel Corporation
* SPDX-License-Identifier: MIT
*/
#include "anv_private.h"
#include "anv_api_version.h"
#include "util/driconf.h"
static const driOptionDescription anv_dri_options[] = {
DRI_CONF_SECTION_PERFORMANCE
DRI_CONF_ADAPTIVE_SYNC(true)
DRI_CONF_VK_X11_OVERRIDE_MIN_IMAGE_COUNT(0)
DRI_CONF_VK_X11_STRICT_IMAGE_COUNT(false)
DRI_CONF_VK_WSI_DISABLE_UNORDERED_SUBMITS(false)
DRI_CONF_VK_XWAYLAND_WAIT_READY(false)
DRI_CONF_ANV_ASSUME_FULL_SUBGROUPS(0)
DRI_CONF_ANV_ASSUME_FULL_SUBGROUPS_WITH_BARRIER(false)
DRI_CONF_ANV_ASSUME_FULL_SUBGROUPS_WITH_SHARED_MEMORY(false)
DRI_CONF_ANV_BARRIER_POST_TYPED_CLEAR_SHADER(false)
DRI_CONF_ANV_BARRIER_POST_UNTYPED_CLEAR_SHADER(false)
DRI_CONF_ANV_DISABLE_FCV(false)
DRI_CONF_ANV_ENABLE_BUFFER_COMP(false)
DRI_CONF_ANV_DISABLE_DRM_AUX_MODIFIERS(false)
DRI_CONF_ANV_EXTERNAL_MEMORY_IMPLICIT_SYNC(true)
DRI_CONF_ANV_FORCE_GUC_LOW_LATENCY(false)
DRI_CONF_ANV_SAMPLE_MASK_OUT_OPENGL_BEHAVIOUR(false)
DRI_CONF_ANV_FORCE_FILTER_ADDR_ROUNDING(false)
DRI_CONF_ANV_FP64_WORKAROUND_ENABLED(false)
DRI_CONF_ANV_GENERATED_INDIRECT_THRESHOLD(4)
DRI_CONF_ANV_GENERATED_INDIRECT_RING_THRESHOLD(100)
DRI_CONF_ANV_PROMOTE_CBV_TO_PUSH_BUFFERS(false)
DRI_CONF_ANV_STATE_CACHE_PERF_FIX(false)
DRI_CONF_NO_16BIT(false)
DRI_CONF_INTEL_BINDING_TABLE_BLOCK_SIZE(BINDING_TABLE_POOL_DEFAULT_BLOCK_SIZE,
1024, 128 * 1024)
DRI_CONF_INTEL_ENABLE_WA_14018912822(false)
DRI_CONF_INTEL_ENABLE_WA_14024015672_MSAA(false)
DRI_CONF_INTEL_SAMPLER_ROUTE_TO_LSC(false)
DRI_CONF_ANV_QUERY_CLEAR_WITH_BLORP_THRESHOLD(6)
DRI_CONF_ANV_QUERY_COPY_WITH_SHADER_THRESHOLD(6)
DRI_CONF_ANV_FORCE_INDIRECT_DESCRIPTORS(false)
DRI_CONF_ANV_DISABLE_LINK_TIME_OPTIMIZATION(false)
DRI_CONF_ANV_ENABLE_OPT_DIVERGENT_ATOMICS(0)
DRI_CONF_ANV_BRW_DISABLE_SUBGROUP_SIZE_CONTROL(false)
DRI_CONF_SHADER_SPILLING_RATE(11)
DRI_CONFIG_INTEL_FORCE_COMPUTE_SURFACE_PREFETCH(true)
DRI_CONFIG_INTEL_FORCE_SAMPLER_PREFETCH(false)
DRI_CONFIG_INTEL_TBIMR(true)
DRI_CONFIG_INTEL_VF_DISTRIBUTION(true)
DRI_CONFIG_INTEL_TE_DISTRIBUTION(true)
DRI_CONFIG_INTEL_STORAGE_CACHE_POLICY_WT(false)
DRI_CONF_ANV_LARGE_WORKGROUP_NON_COHERENT_IMAGE_WORKAROUND(false)
#if DETECT_OS_ANDROID && ANDROID_API_LEVEL >= 37
DRI_CONF_ANV_COMPRESSION_CONTROL_ENABLED(true)
#else
DRI_CONF_ANV_COMPRESSION_CONTROL_ENABLED(false)
#endif
DRI_CONF_ANV_FAKE_NONLOCAL_MEMORY(false)
DRI_CONF_OPT_E(intel_stack_id, 512, 256, 2048,
"Control the number stackIDs (i.e. number of unique rays in the RT subsytem)",
DRI_CONF_ENUM(256, "256 stackids")
DRI_CONF_ENUM(512, "512 stackids")
DRI_CONF_ENUM(1024, "1024 stackids")
DRI_CONF_ENUM(2048, "2048 stackids"))
DRI_CONF_OPT_E(dispatch_timeout_counter, 512, 64, 4096,
"Force BTD child dispatches if dispatches do not happen naturally for number of clocks equal to the programmed timeout counter",
DRI_CONF_ENUM(64, "64 clocks")
DRI_CONF_ENUM(128, "128 clocks")
DRI_CONF_ENUM(192, "192 clocks")
DRI_CONF_ENUM(256, "256 clocks")
DRI_CONF_ENUM(384, "384 clocks")
DRI_CONF_ENUM(512, "512 clocks")
DRI_CONF_ENUM(640, "640 clocks")
DRI_CONF_ENUM(768, "768 clocks")
DRI_CONF_ENUM(896, "896 clocks")
DRI_CONF_ENUM(1024, "1024 clocks")
DRI_CONF_ENUM(1152, "1152 clocks")
DRI_CONF_ENUM(1280, "1280 clocks")
DRI_CONF_ENUM(1408, "1408 clocks")
DRI_CONF_ENUM(1536, "1536 clocks")
DRI_CONF_ENUM(1664, "1664 clocks")
DRI_CONF_ENUM(1792, "1792 clocks")
DRI_CONF_ENUM(1920, "1920 clocks")
DRI_CONF_ENUM(2048, "2048 clocks")
DRI_CONF_ENUM(4096, "4096 clocks"))
DRI_CONF_ANV_UPPER_BOUND_DESCRIPTOR_POOL_SAMPLER(false)
DRI_CONF_SECTION_END
DRI_CONF_SECTION_DEBUG
DRI_CONF_ALWAYS_FLUSH_CACHE(false)
DRI_CONF_VK_LOWER_TERMINATE_TO_DISCARD(false)
DRI_CONF_VK_WSI_FORCE_BGRA8_UNORM_FIRST(false)
DRI_CONF_VK_WSI_FORCE_SWAPCHAIN_TO_CURRENT_EXTENT(false)
DRI_CONF_VK_X11_IGNORE_SUBOPTIMAL(false)
DRI_CONF_LIMIT_TRIG_INPUT_RANGE(false)
#if DETECT_OS_ANDROID && ANDROID_API_LEVEL >= 35
DRI_CONF_ANV_EMULATE_READ_WITHOUT_FORMAT(true)
#else
DRI_CONF_ANV_EMULATE_READ_WITHOUT_FORMAT(false)
#endif
DRI_CONF_FORCE_VK_VENDOR()
DRI_CONF_FAKE_SPARSE(false)
DRI_CONF_CUSTOM_BORDER_COLORS_WITHOUT_FORMAT(!DETECT_OS_ANDROID)
#if DETECT_OS_ANDROID && ANDROID_API_LEVEL >= 34
DRI_CONF_VK_REQUIRE_ASTC(true)
#else
DRI_CONF_VK_REQUIRE_ASTC(false)
#endif
DRI_CONF_ANV_VF_COMPONENT_PACKING(true)
DRI_CONF_ANV_ENABLE_SCRATCH_PAGE(false)
DRI_CONF_SECTION_END
DRI_CONF_SECTION_QUALITY
DRI_CONF_PP_LOWER_DEPTH_RANGE_RATE()
DRI_CONF_SECTION_END
};
static const struct debug_control debug_control[] = {
{ "bindless", ANV_DEBUG_BINDLESS},
{ "desc-dirty", ANV_DEBUG_DESCRIPTOR_DIRTY},
{ "no-gpl", ANV_DEBUG_NO_GPL},
{ "no-slab", ANV_DEBUG_NO_SLAB},
{ "no-sparse", ANV_DEBUG_NO_SPARSE},
{ "sparse-trtt", ANV_DEBUG_SPARSE_TRTT},
{ "video-decode", ANV_DEBUG_VIDEO_DECODE},
{ "video-encode", ANV_DEBUG_VIDEO_ENCODE},
{ "shader-dump", ANV_DEBUG_SHADER_DUMP},
{ "shader-hash", ANV_DEBUG_SHADER_HASH},
{ "shader-print", ANV_DEBUG_SHADER_PRINT},
{ NULL, 0 }
};
enum anv_debug anv_debug;
static void
process_anv_debug_variable_once(void)
{
anv_debug = parse_debug_string(os_get_option("ANV_DEBUG"), debug_control);
}
VkResult anv_EnumerateInstanceVersion(
uint32_t* pApiVersion)
{
*pApiVersion = ANV_API_VERSION;
return VK_SUCCESS;
}
static const struct vk_instance_extension_table instance_extensions = {
.KHR_device_group_creation = true,
.KHR_external_fence_capabilities = true,
.KHR_external_memory_capabilities = true,
.KHR_external_semaphore_capabilities = true,
.KHR_get_physical_device_properties2 = true,
.EXT_debug_report = true,
.EXT_debug_utils = true,
#ifdef ANV_USE_WSI_PLATFORM
.KHR_get_surface_capabilities2 = true,
.KHR_surface = true,
.KHR_surface_maintenance1 = true,
.KHR_surface_protected_capabilities = true,
.EXT_surface_maintenance1 = true,
.EXT_swapchain_colorspace = true,
#endif
#ifdef VK_USE_PLATFORM_WAYLAND_KHR
.KHR_wayland_surface = true,
#endif
#ifdef VK_USE_PLATFORM_XCB_KHR
.KHR_xcb_surface = true,
#endif
#ifdef VK_USE_PLATFORM_XLIB_KHR
.KHR_xlib_surface = true,
#endif
#ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
.EXT_acquire_xlib_display = true,
#endif
#ifdef VK_USE_PLATFORM_DISPLAY_KHR
.KHR_display = true,
.KHR_get_display_properties2 = true,
.EXT_direct_mode_display = true,
.EXT_display_surface_counter = true,
.EXT_acquire_drm_display = true,
#endif
#ifndef VK_USE_PLATFORM_WIN32_KHR
.EXT_headless_surface = true,
#endif
};
VkResult anv_EnumerateInstanceExtensionProperties(
const char* pLayerName,
uint32_t* pPropertyCount,
VkExtensionProperties* pProperties)
{
if (pLayerName)
return vk_error(NULL, VK_ERROR_LAYER_NOT_PRESENT);
return vk_enumerate_instance_extension_properties(
&instance_extensions, pPropertyCount, pProperties);
}
static void
anv_init_dri_options(struct anv_instance *instance)
{
driParseOptionInfo(&instance->available_dri_options, anv_dri_options,
ARRAY_SIZE(anv_dri_options));
driParseConfigFiles(&instance->dri_options,
&instance->available_dri_options, 0, "anv", NULL, NULL,
instance->vk.app_info.app_name,
instance->vk.app_info.app_version,
instance->vk.app_info.engine_name,
instance->vk.app_info.engine_version);
instance->assume_full_subgroups =
driQueryOptioni(&instance->dri_options, "anv_assume_full_subgroups");
instance->assume_full_subgroups_with_barrier =
driQueryOptionb(&instance->dri_options, "anv_assume_full_subgroups_with_barrier");
instance->assume_full_subgroups_with_shared_memory =
driQueryOptionb(&instance->dri_options, "anv_assume_full_subgroups_with_shared_memory");
instance->limit_trig_input_range =
driQueryOptionb(&instance->dri_options, "limit_trig_input_range");
instance->sample_mask_out_opengl_behaviour =
driQueryOptionb(&instance->dri_options, "anv_sample_mask_out_opengl_behaviour");
instance->force_filter_addr_rounding =
driQueryOptionb(&instance->dri_options, "anv_force_filter_addr_rounding");
instance->promote_cbv_to_push_buffers =
driQueryOptionb(&instance->dri_options, "anv_promote_cbv_to_push_buffers");
instance->state_cache_perf_fix =
driQueryOptionb(&instance->dri_options, "anv_state_cache_perf_fix");
instance->lower_depth_range_rate =
driQueryOptionf(&instance->dri_options, "lower_depth_range_rate");
instance->no_16bit =
driQueryOptionb(&instance->dri_options, "no_16bit");
instance->intel_enable_wa_14018912822 =
driQueryOptionb(&instance->dri_options, "intel_enable_wa_14018912822");
instance->intel_enable_wa_14024015672_msaa =
driQueryOptionb(&instance->dri_options, "intel_enable_wa_14024015672_msaa");
instance->emulate_read_without_format =
driQueryOptionb(&instance->dri_options, "anv_emulate_read_without_format");
instance->fp64_workaround_enabled =
driQueryOptionb(&instance->dri_options, "fp64_workaround_enabled");
instance->generated_indirect_threshold =
driQueryOptioni(&instance->dri_options, "generated_indirect_threshold");
instance->generated_indirect_ring_threshold =
driQueryOptioni(&instance->dri_options, "generated_indirect_ring_threshold");
instance->query_clear_with_blorp_threshold =
driQueryOptioni(&instance->dri_options, "query_clear_with_blorp_threshold");
instance->query_copy_with_shader_threshold =
driQueryOptioni(&instance->dri_options, "query_copy_with_shader_threshold");
instance->force_vk_vendor =
driQueryOptioni(&instance->dri_options, "force_vk_vendor");
instance->has_fake_sparse =
driQueryOptionb(&instance->dri_options, "fake_sparse");
instance->force_sampler_prefetch =
driQueryOptionb(&instance->dri_options, "intel_force_sampler_prefetch");
instance->force_compute_surface_prefetch =
driQueryOptionb(&instance->dri_options, "intel_force_compute_surface_prefetch");
instance->enable_tbimr = driQueryOptionb(&instance->dri_options, "intel_tbimr");
instance->enable_vf_distribution =
driQueryOptionb(&instance->dri_options, "intel_vf_distribution");
instance->enable_te_distribution =
driQueryOptionb(&instance->dri_options, "intel_te_distribution");
instance->large_workgroup_non_coherent_image_workaround =
driQueryOptionb(&instance->dri_options, "anv_large_workgroup_non_coherent_image_workaround");
instance->disable_fcv =
driQueryOptionb(&instance->dri_options, "anv_disable_fcv");
instance->enable_buffer_comp =
driQueryOptionb(&instance->dri_options, "anv_enable_buffer_comp");
instance->external_memory_implicit_sync =
driQueryOptionb(&instance->dri_options, "anv_external_memory_implicit_sync");
instance->compression_control_enabled =
driQueryOptionb(&instance->dri_options, "compression_control_enabled");
instance->anv_fake_nonlocal_memory =
driQueryOptionb(&instance->dri_options, "anv_fake_nonlocal_memory");
instance->anv_upper_bound_descriptor_pool_sampler =
driQueryOptionb(&instance->dri_options,
"anv_upper_bound_descriptor_pool_sampler");
instance->custom_border_colors_without_format =
driQueryOptionb(&instance->dri_options,
"custom_border_colors_without_format");
instance->vf_component_packing =
driQueryOptionb(&instance->dri_options, "anv_vf_component_packing");
instance->lower_terminate_to_discard =
driQueryOptionb(&instance->dri_options, "vk_lower_terminate_to_discard");
instance->disable_xe2_drm_ccs_modifiers =
driQueryOptionb(&instance->dri_options, "anv_disable_drm_ccs_modifiers");
instance->binding_table_block_size = util_next_power_of_two(
driQueryOptioni(&instance->dri_options, "intel_binding_table_block_size"));
instance->barrier_post_typed_clear_shader =
driQueryOptionb(&instance->dri_options, "anv_barrier_post_typed_clear_shader");
instance->barrier_post_untyped_clear_shader =
driQueryOptionb(&instance->dri_options, "anv_barrier_post_untyped_clear_shader");
if (instance->vk.app_info.engine_name &&
!strcmp(instance->vk.app_info.engine_name, "DXVK")) {
/* Since 2.3.1+, DXVK uses the application version to signal D3D9. */
const bool is_d3d9 = instance->vk.app_info.app_version & 0x1;
/* This driconf bit enables D3D10+ behaviour for texture coordinate
* rounding. As D3D9 wants the Vulkan behaviour instead, apply the
* workaround only to D3D10+.
*/
instance->force_filter_addr_rounding &= !is_d3d9;
}
instance->disable_lto =
driQueryOptionb(&instance->dri_options, "anv_disable_link_time_optimization");
instance->enable_opt_divergent_atomics =
driQueryOptioni(&instance->dri_options, "anv_enable_opt_divergent_atomics");
instance->stack_ids = driQueryOptioni(&instance->dri_options, "intel_stack_id");
switch (instance->stack_ids) {
case 256:
case 512:
case 1024:
case 2048:
break;
default:
mesa_logw("Invalid value provided for drirc intel_stack_id=%u, reverting to 512.",
instance->stack_ids);
instance->stack_ids = 512;
break;
}
instance->force_guc_low_latency =
driQueryOptionb(&instance->dri_options, "force_guc_low_latency");
instance->dispatch_timeout_counter =
driQueryOptioni(&instance->dri_options, "dispatch_timeout_counter");
switch(instance->dispatch_timeout_counter) {
case 64:
case 128:
case 192:
case 256:
case 384:
case 512:
case 640:
case 768:
case 896:
case 1024:
case 1152:
case 1280:
case 1408:
case 1536:
case 1664:
case 1792:
case 1920:
case 2048:
case 4096:
break;
default:
mesa_logw("Invalid value provided for drirc dispatch_timeout_counter=%u, reverting to 512.",
instance->dispatch_timeout_counter);
instance->dispatch_timeout_counter = 512;
break;
}
}
VkResult anv_CreateInstance(
const VkInstanceCreateInfo* pCreateInfo,
const VkAllocationCallbacks* pAllocator,
VkInstance* pInstance)
{
struct anv_instance *instance;
VkResult result;
assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO);
if (pAllocator == NULL)
pAllocator = vk_default_allocator();
instance = vk_alloc(pAllocator, sizeof(*instance), 8,
VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
if (!instance)
return vk_error(NULL, VK_ERROR_OUT_OF_HOST_MEMORY);
struct vk_instance_dispatch_table dispatch_table;
vk_instance_dispatch_table_from_entrypoints(
&dispatch_table, &anv_instance_entrypoints, true);
vk_instance_dispatch_table_from_entrypoints(
&dispatch_table, &wsi_instance_entrypoints, false);
result = vk_instance_init(&instance->vk, &instance_extensions,
&dispatch_table, pCreateInfo, pAllocator);
if (result != VK_SUCCESS) {
vk_free(pAllocator, instance);
return vk_error(NULL, result);
}
instance->vk.physical_devices.try_create_for_drm = anv_physical_device_try_create;
instance->vk.physical_devices.destroy = anv_physical_device_destroy;
VG(VALGRIND_CREATE_MEMPOOL(instance, 0, false));
anv_init_dri_options(instance);
static once_flag process_anv_debug_variable_flag = ONCE_FLAG_INIT;
call_once(&process_anv_debug_variable_flag,
process_anv_debug_variable_once);
process_intel_debug_variable();
instance->vk.enable_debug_logging = INTEL_DEBUG(DEBUG_PERF);
intel_driver_ds_init();
*pInstance = anv_instance_to_handle(instance);
return VK_SUCCESS;
}
void anv_DestroyInstance(
VkInstance _instance,
const VkAllocationCallbacks* pAllocator)
{
ANV_FROM_HANDLE(anv_instance, instance, _instance);
if (!instance)
return;
VG(VALGRIND_DESTROY_MEMPOOL(instance));
driDestroyOptionCache(&instance->dri_options);
driDestroyOptionInfo(&instance->available_dri_options);
vk_instance_finish(&instance->vk);
vk_free(&instance->vk.alloc, instance);
}
PFN_vkVoidFunction anv_GetInstanceProcAddr(
VkInstance _instance,
const char* pName)
{
ANV_FROM_HANDLE(anv_instance, instance, _instance);
return vk_instance_get_proc_addr(instance ? &instance->vk : NULL,
&anv_instance_entrypoints,
pName);
}
/* With version 1+ of the loader interface the ICD should expose
* vk_icdGetInstanceProcAddr to work around certain LD_PRELOAD issues seen in apps.
*/
PUBLIC
VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vk_icdGetInstanceProcAddr(
VkInstance instance,
const char* pName)
{
return anv_GetInstanceProcAddr(instance, pName);
}
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