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vulkan: add vk_device_get_timestamp

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vk_device_get_timestamp returns the current timestamp for the specified
time domain.  device can be NULL unless the domain is
VK_TIME_DOMAIN_DEVICE_KHR.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32689>
This commit is contained in:
Chia-I Wu 2024-12-17 09:42:40 -08:00 • committed by Marge Bot
parent c6bcf88949
commit 3bc7564bb0
2 changed files with 52 additions and 0 deletions
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45
src/vulkan/runtime/vk_device.c
View file

@ -35,6 +35,7 @@
#include "util/hash_table.h" #include "util/hash_table.h"
#include "util/perf/cpu_trace.h" #include "util/perf/cpu_trace.h"
#include "util/ralloc.h" #include "util/ralloc.h"
#include "util/timespec.h"
static enum vk_device_timeline_mode static enum vk_device_timeline_mode
get_timeline_mode(struct vk_physical_device *physical_device) get_timeline_mode(struct vk_physical_device *physical_device)
@ -555,6 +556,50 @@ vk_common_DeviceWaitIdle(VkDevice _device)
return VK_SUCCESS; return VK_SUCCESS;
} }
VkResult
vk_device_get_timestamp(struct vk_device *device, VkTimeDomainKHR domain,
uint64_t *timestamp)
{
if (domain == VK_TIME_DOMAIN_DEVICE_KHR) {
assert(device && device->get_timestamp);
return device->get_timestamp(device, timestamp);
}
/* device is not used for host time domains */
#ifndef _WIN32
clockid_t clockid;
struct timespec ts;
switch (domain) {
case VK_TIME_DOMAIN_CLOCK_MONOTONIC_KHR:
clockid = CLOCK_MONOTONIC;
break;
case VK_TIME_DOMAIN_CLOCK_MONOTONIC_RAW_KHR:
/* The "RAW" clocks on Linux are called "FAST" on FreeBSD */
#if defined(CLOCK_MONOTONIC_RAW)
clockid = CLOCK_MONOTONIC_RAW;
break;
#elif defined(CLOCK_MONOTONIC_FAST)
clockid = CLOCK_MONOTONIC_FAST;
break;
#else
FALLTHROUGH;
#endif
default:
goto fail;
}
if (clock_gettime(clockid, &ts) < 0)
goto fail;
*timestamp = (uint64_t)ts.tv_sec * NSEC_PER_SEC + ts.tv_nsec;
return VK_SUCCESS;
fail:
#endif /* _WIN32 */
return VK_ERROR_FEATURE_NOT_PRESENT;
}
#ifndef _WIN32 #ifndef _WIN32
uint64_t uint64_t

7
src/vulkan/runtime/vk_device.h
View file

@ -204,6 +204,9 @@ struct vk_device {
*/ */
VkResult (*check_status)(struct vk_device *device); VkResult (*check_status)(struct vk_device *device);
/* Get the device timestamp in the VK_TIME_DOMAIN_DEVICE_KHR domain */
VkResult (*get_timestamp)(struct vk_device *device, uint64_t *timestamp);
/** Creates a vk_sync that wraps a memory object /** Creates a vk_sync that wraps a memory object
* *
* This is always a one-shot object so it need not track any additional * This is always a one-shot object so it need not track any additional
@ -412,6 +415,10 @@ vk_device_check_status(struct vk_device *device)
return result; return result;
} }
VkResult
vk_device_get_timestamp(struct vk_device *device, VkTimeDomainKHR domain,
uint64_t *timestamp);
#ifndef _WIN32 #ifndef _WIN32
uint64_t uint64_t