262 static s32 igb_check_for_msg_pf(struct e1000_hw *hw, u16 vf_number)  in igb_check_for_msg_pf()  argument
266 	if (!igb_check_for_bit_pf(hw, E1000_MBVFICR_VFREQ_VF1 << vf_number)) {  in igb_check_for_msg_pf()
281 static s32 igb_check_for_ack_pf(struct e1000_hw *hw, u16 vf_number)  in igb_check_for_ack_pf()  argument
285 	if (!igb_check_for_bit_pf(hw, E1000_MBVFICR_VFACK_VF1 << vf_number)) {  in igb_check_for_ack_pf()
300 static s32 igb_check_for_rst_pf(struct e1000_hw *hw, u16 vf_number)  in igb_check_for_rst_pf()  argument
305 	if (vflre & BIT(vf_number)) {  in igb_check_for_rst_pf()
307 		wr32(E1000_VFLRE, BIT(vf_number));  in igb_check_for_rst_pf()
321 static s32 igb_obtain_mbx_lock_pf(struct e1000_hw *hw, u16 vf_number)  in igb_obtain_mbx_lock_pf()  argument
329 		wr32(E1000_P2VMAILBOX(vf_number), E1000_P2VMAILBOX_PFU);  in igb_obtain_mbx_lock_pf()
332 		p2v_mailbox = rd32(E1000_P2VMAILBOX(vf_number));  in igb_obtain_mbx_lock_pf()
350 static s32 igb_release_mbx_lock_pf(struct e1000_hw *hw, u16 vf_number)  in igb_release_mbx_lock_pf()  argument
355 	p2v_mailbox = rd32(E1000_P2VMAILBOX(vf_number));  in igb_release_mbx_lock_pf()
357 		wr32(E1000_P2VMAILBOX(vf_number),  in igb_release_mbx_lock_pf()
373 			    u16 vf_number)  in igb_write_mbx_pf()  argument
379 	ret_val = igb_obtain_mbx_lock_pf(hw, vf_number);  in igb_write_mbx_pf()
384 	igb_check_for_msg_pf(hw, vf_number);  in igb_write_mbx_pf()
385 	igb_check_for_ack_pf(hw, vf_number);  in igb_write_mbx_pf()
389 		array_wr32(E1000_VMBMEM(vf_number), i, msg[i]);  in igb_write_mbx_pf()
392 	wr32(E1000_P2VMAILBOX(vf_number), E1000_P2VMAILBOX_STS);  in igb_write_mbx_pf()
415 			   u16 vf_number, bool unlock)  in igb_read_mbx_pf()  argument
421 	ret_val = igb_obtain_mbx_lock_pf(hw, vf_number);  in igb_read_mbx_pf()
427 		msg[i] = array_rd32(E1000_VMBMEM(vf_number), i);  in igb_read_mbx_pf()
431 		wr32(E1000_P2VMAILBOX(vf_number), E1000_P2VMAILBOX_ACK);  in igb_read_mbx_pf()
433 		wr32(E1000_P2VMAILBOX(vf_number),  in igb_read_mbx_pf()