Lines Matching refs:doorbell
963 u32 doorbell;
989 doorbell = esas2r_read_register_dword(a, MU_DOORBELL_OUT);
990 if (doorbell == 0xFFFFFFFF) {
998 } else if (doorbell & DRBL_FORCE_INT) {
999 u32 ver = (doorbell & DRBL_FW_VER_MSK);
1006 doorbell);
1041 doorbell = esas2r_read_register_dword(a, MU_DOORBELL_OUT);
1042 if (doorbell & DRBL_MSG_IFC_DOWN) {
1044 doorbell);
1130 doorbell = esas2r_read_register_dword(a, MU_DOORBELL_OUT);
1131 if (doorbell & DRBL_MSG_IFC_INIT) {
1133 doorbell);
1149 * flag whether the firmware supports the power down doorbell. we
1150 * determine this by reading the inbound doorbell enable mask.
1152 doorbell = esas2r_read_register_dword(a, MU_DOORBELL_IN_ENB);
1153 if (doorbell & DRBL_POWER_DOWN)
1159 * enable assertion of outbound queue and doorbell interrupts in the
1403 * doorbell indicating the firmware is ready.
1530 u32 doorbell;
1536 doorbell = esas2r_read_register_dword(a, MU_DOORBELL_OUT);
1537 if (doorbell & DRBL_POWER_DOWN) {
1539 doorbell);
1563 u32 doorbell;
1580 doorbell =
1582 if (doorbell & DRBL_MSG_IFC_DOWN) {
1584 doorbell);