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radv: add initial VK_EXT_device_fault support

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This implementation only returns VM faults information for now, but
vendor crash dumps will be adder later.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25875>
This commit is contained in:
Samuel Pitoiset
2023-11-06 11:32:44 +01:00
committed by Marge Bot
parent 1dd1c9d610
commit 8097becc7f
1 changed files with 38 additions and 0 deletions
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38
src/amd/vulkan/radv_debug.c
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@@ -1056,3 +1056,41 @@ radv_check_trap_handler(struct radv_queue *queue)
abort();
}
/* VK_EXT_device_fault */
VKAPI_ATTR VkResult VKAPI_CALL
radv_GetDeviceFaultInfoEXT(VkDevice _device, VkDeviceFaultCountsEXT *pFaultCounts, VkDeviceFaultInfoEXT *pFaultInfo)
{
VK_OUTARRAY_MAKE_TYPED(VkDeviceFaultAddressInfoEXT, out, pFaultInfo ? pFaultInfo->pAddressInfos : NULL,
&pFaultCounts->addressInfoCount);
struct radv_winsys_gpuvm_fault_info fault_info = {0};
RADV_FROM_HANDLE(radv_device, device, _device);
bool vm_fault_occurred = false;
/* Query if a GPUVM fault happened. */
vm_fault_occurred = radv_vm_fault_occurred(device, &fault_info);
/* No vendor-specific crash dumps yet. */
pFaultCounts->vendorInfoCount = 0;
pFaultCounts->vendorBinarySize = 0;
if (vm_fault_occurred) {
VkDeviceFaultAddressInfoEXT addr_fault_info = {
.reportedAddress = fault_info.addr,
.addressPrecision = 4096, /* 4K page granularity */
};
strncpy(pFaultInfo->description, "A GPUVM fault has been detected", sizeof(pFaultInfo->description));
if (device->physical_device->rad_info.gfx_level >= GFX10) {
addr_fault_info.addressType = G_00A130_RW(fault_info.status) ? VK_DEVICE_FAULT_ADDRESS_TYPE_WRITE_INVALID_EXT
: VK_DEVICE_FAULT_ADDRESS_TYPE_READ_INVALID_EXT;
} else {
/* Not sure how to get the access status on GFX6-9. */
addr_fault_info.addressType = VK_DEVICE_FAULT_ADDRESS_TYPE_NONE_EXT;
}
vk_outarray_append_typed(VkDeviceFaultAddressInfoEXT, &out, elem) *elem = addr_fault_info;
}
return vk_outarray_status(&out);
}