mesa/src/panfrost/vulkan/panvk_instance.c
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panvk: advertise support for AFBC WSI behind a debug flag
Adds opt-in support for AFBC WSI swapchain image creation by
adding the supported modifiers to the lists expected by mesa WSI.

Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Lars-Ivar Hesselberg Simonsen <lars-ivar.simonsen@arm.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37771>
2025-10-16 13:28:39 +00:00

340 lines
10 KiB
C

/*
* Copyright © 2021 Collabora Ltd.
*
* Derived from tu_device.c which is:
* Copyright © 2016 Red Hat.
* Copyright © 2016 Bas Nieuwenhuizen
* Copyright © 2015 Intel Corporation
*
* SPDX-License-Identifier: MIT
*/
#include "util/build_id.h"
#include "util/driconf.h"
#include "util/mesa-sha1.h"
#include "util/os_misc.h"
#include "util/u_call_once.h"
#include "vk_alloc.h"
#include "vk_log.h"
#include "panvk_entrypoints.h"
#include "panvk_instance.h"
#include "panvk_macros.h"
#include "panvk_physical_device.h"
#ifdef HAVE_VALGRIND
#include <memcheck.h>
#include <valgrind.h>
#define VG(x) x
#else
#define VG(x)
#endif
static const struct debug_control panvk_debug_options[] = {
{"startup", PANVK_DEBUG_STARTUP},
{"nir", PANVK_DEBUG_NIR},
{"trace", PANVK_DEBUG_TRACE},
{"sync", PANVK_DEBUG_SYNC},
{"noafbc", PANVK_DEBUG_NO_AFBC},
{"linear", PANVK_DEBUG_LINEAR},
{"dump", PANVK_DEBUG_DUMP},
{"no_known_warn", PANVK_DEBUG_NO_KNOWN_WARN},
{"cs", PANVK_DEBUG_CS},
{"copy_gfx", PANVK_DEBUG_COPY_GFX},
{"force_simultaneous", PANVK_DEBUG_FORCE_SIMULTANEOUS},
{"implicit_others_inv", PANVK_DEBUG_IMPLICIT_OTHERS_INV},
{"force_blackhole", PANVK_DEBUG_FORCE_BLACKHOLE},
{"wsi_afbc", PANVK_DEBUG_WSI_AFBC},
{NULL, 0}};
uint64_t panvk_debug;
static void
panvk_debug_init_once(void)
{
panvk_debug =
parse_debug_string(os_get_option("PANVK_DEBUG"), panvk_debug_options);
}
static void
panvk_debug_init(void)
{
static once_flag once = ONCE_FLAG_INIT;
call_once(&once, panvk_debug_init_once);
/* log per VkInstance creation */
if (PANVK_DEBUG(STARTUP)) {
char debug_string[256];
dump_debug_control_string(debug_string, sizeof(debug_string),
panvk_debug_options, panvk_debug);
mesa_logi("panvk_debug: %s", debug_string);
}
}
VKAPI_ATTR VkResult VKAPI_CALL
panvk_EnumerateInstanceVersion(uint32_t *pApiVersion)
{
uint32_t version_override = vk_get_version_override();
*pApiVersion = version_override ? version_override :
VK_MAKE_API_VERSION(0, 1, 4, VK_HEADER_VERSION);
return VK_SUCCESS;
}
static const struct vk_instance_extension_table panvk_instance_extensions = {
.KHR_device_group_creation = true,
.KHR_external_memory_capabilities = true,
.KHR_external_semaphore_capabilities = true,
.KHR_external_fence_capabilities = true,
.KHR_get_physical_device_properties2 = true,
#ifdef PANVK_USE_WSI_PLATFORM
.KHR_surface = true,
#endif
#ifdef VK_USE_PLATFORM_DISPLAY_KHR
.KHR_display = true,
.EXT_direct_mode_display = true,
.EXT_display_surface_counter = 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
.EXT_debug_report = true,
.EXT_debug_utils = true,
#ifndef VK_USE_PLATFORM_WIN32_KHR
.EXT_headless_surface = true,
#endif
};
static VkResult
panvk_physical_device_try_create(struct vk_instance *vk_instance,
struct _drmDevice *drm_device,
struct vk_physical_device **out)
{
struct panvk_instance *instance =
container_of(vk_instance, struct panvk_instance, vk);
if (!(drm_device->available_nodes & (1 << DRM_NODE_RENDER)) ||
drm_device->bustype != DRM_BUS_PLATFORM)
return VK_ERROR_INCOMPATIBLE_DRIVER;
struct panvk_physical_device *device =
vk_zalloc(&instance->vk.alloc, sizeof(*device), 8,
VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
if (!device)
return panvk_error(instance, VK_ERROR_OUT_OF_HOST_MEMORY);
VkResult result = panvk_physical_device_init(device, instance, drm_device);
if (result != VK_SUCCESS) {
vk_free(&instance->vk.alloc, device);
return result;
}
*out = &device->vk;
return VK_SUCCESS;
}
static void
panvk_destroy_physical_device(struct vk_physical_device *device)
{
panvk_physical_device_finish((struct panvk_physical_device *)device);
vk_free(&device->instance->alloc, device);
}
static void *
panvk_kmod_zalloc(const struct pan_kmod_allocator *allocator, size_t size,
bool transient)
{
const VkAllocationCallbacks *vkalloc = allocator->priv;
void *obj = vk_zalloc(vkalloc, size, 8,
transient ? VK_SYSTEM_ALLOCATION_SCOPE_COMMAND
: VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
/* We force errno to -ENOMEM on host allocation failures so we can properly
* report it back as VK_ERROR_OUT_OF_HOST_MEMORY. */
if (!obj)
errno = -ENOMEM;
return obj;
}
static void
panvk_kmod_free(const struct pan_kmod_allocator *allocator, void *data)
{
const VkAllocationCallbacks *vkalloc = allocator->priv;
return vk_free(vkalloc, data);
}
static const driOptionDescription panvk_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_X11_ENSURE_MIN_IMAGE_COUNT(false)
DRI_CONF_VK_XWAYLAND_WAIT_READY(false)
DRI_CONF_SECTION_END
DRI_CONF_SECTION_DEBUG
DRI_CONF_FORCE_VK_VENDOR()
DRI_CONF_VK_WSI_FORCE_SWAPCHAIN_TO_CURRENT_EXTENT(false)
DRI_CONF_VK_X11_IGNORE_SUBOPTIMAL(false)
DRI_CONF_SECTION_END
DRI_CONF_SECTION_MISCELLANEOUS
DRI_CONF_PAN_COMPUTE_CORE_MASK(~0ull)
DRI_CONF_PAN_FRAGMENT_CORE_MASK(~0ull)
DRI_CONF_PAN_ENABLE_VERTEX_PIPELINE_STORES_ATOMICS(false)
DRI_CONF_PAN_FORCE_ENABLE_SHADER_ATOMICS(false)
DRI_CONF_SECTION_END
};
static void
panvk_init_dri_options(struct panvk_instance *instance)
{
driParseOptionInfo(&instance->available_dri_options, panvk_dri_options, ARRAY_SIZE(panvk_dri_options));
driParseConfigFiles(&instance->dri_options, &instance->available_dri_options, 0, "panvk", 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->force_vk_vendor =
driQueryOptioni(&instance->dri_options, "force_vk_vendor");
instance->enable_vertex_pipeline_stores_atomics = driQueryOptionb(
&instance->dri_options, "pan_enable_vertex_pipeline_stores_atomics");
instance->force_enable_shader_atomics = driQueryOptionb(
&instance->dri_options, "pan_force_enable_shader_atomics");
}
VKAPI_ATTR VkResult VKAPI_CALL
panvk_CreateInstance(const VkInstanceCreateInfo *pCreateInfo,
const VkAllocationCallbacks *pAllocator,
VkInstance *pInstance)
{
struct panvk_instance *instance;
VkResult result;
assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO);
panvk_debug_init();
const struct build_id_note *note =
build_id_find_nhdr_for_addr(panvk_CreateInstance);
if (!note) {
return panvk_errorf(NULL, VK_ERROR_INITIALIZATION_FAILED,
"Failed to find build-id");
}
unsigned build_id_len = build_id_length(note);
if (build_id_len < SHA1_DIGEST_LENGTH) {
return panvk_errorf(NULL, VK_ERROR_INITIALIZATION_FAILED,
"build-id too short. It needs to be a SHA");
}
pAllocator = pAllocator ?: vk_default_allocator();
instance = vk_zalloc(pAllocator, sizeof(*instance), 8,
VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
if (!instance)
return panvk_error(NULL, VK_ERROR_OUT_OF_HOST_MEMORY);
struct vk_instance_dispatch_table dispatch_table;
vk_instance_dispatch_table_from_entrypoints(
&dispatch_table, &panvk_instance_entrypoints, true);
vk_instance_dispatch_table_from_entrypoints(
&dispatch_table, &wsi_instance_entrypoints, false);
result = vk_instance_init(&instance->vk, &panvk_instance_extensions,
&dispatch_table, pCreateInfo, pAllocator);
if (result != VK_SUCCESS) {
vk_free(pAllocator, instance);
return panvk_error(NULL, result);
}
panvk_init_dri_options(instance);
instance->kmod.allocator = (struct pan_kmod_allocator){
.zalloc = panvk_kmod_zalloc,
.free = panvk_kmod_free,
.priv = &instance->vk.alloc,
};
instance->vk.physical_devices.try_create_for_drm =
panvk_physical_device_try_create;
instance->vk.physical_devices.destroy = panvk_destroy_physical_device;
if (PANVK_DEBUG(STARTUP))
mesa_logi("Created an instance");
VG(VALGRIND_CREATE_MEMPOOL(instance, 0, false));
STATIC_ASSERT(sizeof(instance->driver_build_sha) == SHA1_DIGEST_LENGTH);
memcpy(instance->driver_build_sha, build_id_data(note), SHA1_DIGEST_LENGTH);
*pInstance = panvk_instance_to_handle(instance);
return VK_SUCCESS;
}
VKAPI_ATTR void VKAPI_CALL
panvk_DestroyInstance(VkInstance _instance,
const VkAllocationCallbacks *pAllocator)
{
VK_FROM_HANDLE(panvk_instance, instance, _instance);
if (!instance)
return;
driDestroyOptionCache(&instance->dri_options);
driDestroyOptionInfo(&instance->available_dri_options);
vk_instance_finish(&instance->vk);
vk_free(&instance->vk.alloc, instance);
}
VKAPI_ATTR VkResult VKAPI_CALL
panvk_EnumerateInstanceLayerProperties(uint32_t *pPropertyCount,
VkLayerProperties *pProperties)
{
*pPropertyCount = 0;
return VK_SUCCESS;
}
VKAPI_ATTR VkResult VKAPI_CALL
panvk_EnumerateInstanceExtensionProperties(const char *pLayerName,
uint32_t *pPropertyCount,
VkExtensionProperties *pProperties)
{
if (pLayerName)
return panvk_error(NULL, VK_ERROR_LAYER_NOT_PRESENT);
return vk_enumerate_instance_extension_properties(
&panvk_instance_extensions, pPropertyCount, pProperties);
}
PFN_vkVoidFunction
panvk_GetInstanceProcAddr(VkInstance _instance, const char *pName)
{
VK_FROM_HANDLE(panvk_instance, instance, _instance);
return vk_instance_get_proc_addr(&instance->vk, &panvk_instance_entrypoints,
pName);
}
/* The loader wants us to expose a second GetInstanceProcAddr function
* 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 panvk_GetInstanceProcAddr(instance, pName);
}