9  *  wx_obtain_mbx_lock_pf - obtain mailbox lock
18 	u32 mailbox;  in wx_obtain_mbx_lock_pf()  local
24 		/* reserve mailbox for vf use */  in wx_obtain_mbx_lock_pf()
25 		mailbox = rd32(wx, WX_PXMAILBOX(vf));  in wx_obtain_mbx_lock_pf()
26 		if (mailbox & WX_PXMAILBOX_PFU)  in wx_obtain_mbx_lock_pf()
31 	wx_err(wx, "Failed to obtain mailbox lock for PF%d", vf);  in wx_obtain_mbx_lock_pf()
82  *  wx_write_mbx_pf - Places a message in the mailbox
97 		wx_err(wx, "Invalid mailbox message size %d", size);  in wx_write_mbx_pf()
101 	/* lock the mailbox to prevent pf/vf race condition */  in wx_write_mbx_pf()
110 	/* copy the caller specified message to the mailbox memory buffer */  in wx_write_mbx_pf()
115 	/* set mirrored mailbox flags */  in wx_write_mbx_pf()
123  *  wx_read_mbx_pf - Read a message from the mailbox
137 	/* limit read to size of mailbox and mbx->size is up to 15 */  in wx_read_mbx_pf()
141 	/* lock the mailbox to prevent pf/vf race condition */  in wx_read_mbx_pf()
150 	/* set mirrored mailbox flags */  in wx_read_mbx_pf()
180 	u32 mailbox = rd32(wx, WX_VXMAILBOX);  in wx_read_v2p_mailbox()  local
182 	mailbox |= wx->mbx.mailbox;  in wx_read_v2p_mailbox()
183 	wx->mbx.mailbox |= mailbox & WX_VXMAILBOX_R2C_BITS;  in wx_read_v2p_mailbox()
185 	return mailbox;  in wx_read_v2p_mailbox()
195  *  wx_obtain_mbx_lock_vf - obtain mailbox lock
203 	u32 mailbox;  in wx_obtain_mbx_lock_vf()  local
205 	ret = readx_poll_timeout_atomic(wx_mailbox_get_lock_vf, wx, mailbox,  in wx_obtain_mbx_lock_vf()
206 					(mailbox & WX_VXMAILBOX_VFU),  in wx_obtain_mbx_lock_vf()
209 		wx_err(wx, "Failed to obtain mailbox lock for VF.\n");  in wx_obtain_mbx_lock_vf()
216 	u32 mailbox = wx_read_v2p_mailbox(wx);  in wx_check_for_bit_vf()  local
218 	wx->mbx.mailbox &= ~mask;  in wx_check_for_bit_vf()
220 	return (mailbox & mask ? 0 : -EBUSY);  in wx_check_for_bit_vf()
313  *  wx_write_posted_mbx - Write a message to the mailbox, wait for ack
335  *  wx_write_mbx_vf - Write a message to the mailbox
349 		wx_err(wx, "Invalid mailbox message size %d", size);  in wx_write_mbx_vf()
353 	/* lock the mailbox to prevent pf/vf race condition */  in wx_write_mbx_vf()
362 	/* copy the caller specified message to the mailbox memory buffer */  in wx_write_mbx_vf()
385 	/* limit read to size of mailbox and mbx->size is up to 15 */  in wx_read_mbx_vf()
389 	/* lock the mailbox to prevent pf/vf race condition */  in wx_read_mbx_vf()
394 	/* copy the message from the mailbox memory buffer */  in wx_read_mbx_vf()
398 	/* Acknowledge receipt and release mailbox, then we're done */  in wx_read_mbx_vf()
411 	/* Initialize mailbox parameters */  in wx_init_mbx_params_vf()
413 	wx->mbx.mailbox = WX_VXMAILBOX;  in wx_init_mbx_params_vf()