ulHTLinkFreq     3296 drivers/gpu/drm/amd/include/atombios.h   ULONG                      ulHTLinkFreq;              //in 10Khz
ulHTLinkFreq     2843 drivers/gpu/drm/radeon/atombios.h   ULONG                      ulHTLinkFreq;              //in 10Khz
ulHTLinkFreq      105 drivers/gpu/drm/radeon/rs690.c 			rdev->pm.igp_ht_link_clk.full = dfixed_const(le32_to_cpu(info->info_v2.ulHTLinkFreq));