/** * igb_write_posted_mbx - Write a message to the mailbox, wait for ack * @hw: pointer to the HW structure * @msg: The message buffer * @size: Length of buffer * @mbx_id: id of mailbox to write * * returns SUCCESS if it successfully copied message into the buffer and * received an ack to that message within delay * timeout period **/ static s32 igb_write_posted_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id) { struct e1000_mbx_info *mbx = &hw->mbx; s32 ret_val = -E1000_ERR_MBX; /* exit if either we can't write or there isn't a defined timeout */ if (!mbx->ops.write || !mbx->timeout) goto out; /* send msg */ ret_val = mbx->ops.write(hw, msg, size, mbx_id); /* if msg sent wait until we receive an ack */ if (!ret_val) ret_val = igb_poll_for_ack(hw, mbx_id); out: return ret_val; }
static s32 igb_write_posted_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id) { struct e1000_mbx_info *mbx = &hw->mbx; s32 ret_val = -E1000_ERR_MBX; /* */ if (!mbx->ops.write || !mbx->timeout) goto out; /* */ ret_val = mbx->ops.write(hw, msg, size, mbx_id); /* */ if (!ret_val) ret_val = igb_poll_for_ack(hw, mbx_id); out: return ret_val; }