Commit b3060f5b authored by Xiang Liu's avatar Xiang Liu Committed by Alex Deucher
Browse files

drm/amdgpu: Get timestamp from system time 



Get system local time and encode it to timestamp for CPER.

Signed-off-by: default avatarXiang Liu <xiang.liu@amd.com>
Reviewed-by: default avatarTao Zhou <tao.zhou1@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f3e10e1a

drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c

+18 −1
Original line number Diff line number Diff line
@@ -36,6 +36,22 @@ static void __inc_entry_length(struct cper_hdr *hdr, uint32_t size) 
	hdr->record_length += size;

}



static void amdgpu_cper_get_timestamp(struct cper_timestamp *timestamp)

{

	struct tm tm;

	time64_t now = ktime_get_real_seconds();



	time64_to_tm(now, 0, &tm);

	timestamp->seconds = tm.tm_sec;

	timestamp->minutes = tm.tm_min;

	timestamp->hours = tm.tm_hour;

	timestamp->flag = 0;

	timestamp->day = tm.tm_mday;

	timestamp->month = 1 + tm.tm_mon;

	timestamp->year = (1900 + tm.tm_year) % 100;

	timestamp->century = (1900 + tm.tm_year) / 100;

}



void amdgpu_cper_entry_fill_hdr(struct amdgpu_device *adev,

				struct cper_hdr *hdr,

				enum amdgpu_cper_type type,
@@ -52,7 +68,8 @@ void amdgpu_cper_entry_fill_hdr(struct amdgpu_device *adev, 
	hdr->valid_bits.platform_id	= 1;

	hdr->valid_bits.partition_id	= 1;

	hdr->valid_bits.timestamp	= 1;

	/*TODO need to initialize hdr->timestamp */



	amdgpu_cper_get_timestamp(&hdr->timestamp);



	snprintf(hdr->record_id, 8, "%d", atomic_inc_return(&adev->cper.unique_id));

	snprintf(hdr->platform_id, 16, "0x%04X:0x%04X",