smnBIF_BX_PF1_MAILBOX_INDEX_DEFAULT 2860 drivers/gpu/drm/amd/include/asic_reg/nbio/nbio_6_1_default.h #define smnBIF_BX_PF1_MAILBOX_INDEX_DEFAULT 0x00000000 smnBIF_BX_PF1_MAILBOX_INDEX_DEFAULT 14453 drivers/gpu/drm/amd/include/asic_reg/nbio/nbio_7_0_default.h #define smnBIF_BX_PF1_MAILBOX_INDEX_DEFAULT 0x00000000