smnPCIE_PERF_CNTL_EVENT1_PORT_SEL 52 drivers/gpu/drm/amd/include/asic_reg/nbio/nbio_6_1_smn.h #define smnPCIE_PERF_CNTL_EVENT1_PORT_SEL 0x11180250 smnPCIE_PERF_CNTL_EVENT1_PORT_SEL 49 drivers/gpu/drm/amd/include/asic_reg/nbio/nbio_7_0_smn.h #define smnPCIE_PERF_CNTL_EVENT1_PORT_SEL 0x11180250