Lines Matching refs:doorbell
940 u32 doorbell;
966 doorbell = esas2r_read_register_dword(a, MU_DOORBELL_OUT);
967 if (doorbell == 0xFFFFFFFF) {
975 } else if (doorbell & DRBL_FORCE_INT) {
976 u32 ver = (doorbell & DRBL_FW_VER_MSK);
983 doorbell);
1018 doorbell = esas2r_read_register_dword(a, MU_DOORBELL_OUT);
1019 if (doorbell & DRBL_MSG_IFC_DOWN) {
1021 doorbell);
1107 doorbell = esas2r_read_register_dword(a, MU_DOORBELL_OUT);
1108 if (doorbell & DRBL_MSG_IFC_INIT) {
1110 doorbell);
1126 * flag whether the firmware supports the power down doorbell. we
1127 * determine this by reading the inbound doorbell enable mask.
1129 doorbell = esas2r_read_register_dword(a, MU_DOORBELL_IN_ENB);
1130 if (doorbell & DRBL_POWER_DOWN)
1136 * enable assertion of outbound queue and doorbell interrupts in the
1380 * doorbell indicating the firmware is ready.
1507 u32 doorbell;
1513 doorbell = esas2r_read_register_dword(a, MU_DOORBELL_OUT);
1514 if (doorbell & DRBL_POWER_DOWN) {
1516 doorbell);
1540 u32 doorbell;
1557 doorbell =
1559 if (doorbell & DRBL_MSG_IFC_DOWN) {
1561 doorbell);