1104 	if(unlikely(mbox->m_in.busy)) {  in issue_scb()
1108 		} while( mbox->m_in.busy && (i < max_mbox_busy_wait) );  in issue_scb()
1110 		if(mbox->m_in.busy) return -1;  in issue_scb()
1118 	mbox->m_in.busy = 1;		/* Set busy */  in issue_scb()
1146 		mbox->m_in.poll = 0;  in issue_scb()
1147 		mbox->m_in.ack = 0;  in issue_scb()
1164 	if (adapter->mbox->m_in.busy)  in mega_busywait_mbox()
1190 	mbox->m_in.busy = 1;  in issue_scb_block()
1207 		mbox->m_in.poll = 0;  in issue_scb_block()
1208 		mbox->m_in.ack = 0;  in issue_scb_block()
1209 		mbox->m_in.numstatus = 0xFF;  in issue_scb_block()
1210 		mbox->m_in.status = 0xFF;  in issue_scb_block()
1213 		while((volatile u8)mbox->m_in.numstatus == 0xFF)  in issue_scb_block()
1216 		mbox->m_in.numstatus = 0xFF;  in issue_scb_block()
1218 		while( (volatile u8)mbox->m_in.poll != 0x77 )  in issue_scb_block()
1221 		mbox->m_in.poll = 0;  in issue_scb_block()
1222 		mbox->m_in.ack = 0x77;  in issue_scb_block()
1241 	return mbox->m_in.status;  in issue_scb_block()
1287 		while((nstatus = (volatile u8)adapter->mbox->m_in.numstatus)  in megaraid_isr_iomapped()
1290 		adapter->mbox->m_in.numstatus = 0xFF;  in megaraid_isr_iomapped()
1292 		status = adapter->mbox->m_in.status;  in megaraid_isr_iomapped()
1299 		memcpy(completed, (void *)adapter->mbox->m_in.completed,   in megaraid_isr_iomapped()
1363 		while((nstatus = (volatile u8)adapter->mbox->m_in.numstatus)  in megaraid_isr_memmapped()
1367 		adapter->mbox->m_in.numstatus = 0xFF;  in megaraid_isr_memmapped()
1369 		status = adapter->mbox->m_in.status;  in megaraid_isr_memmapped()
1376 		memcpy(completed, (void *)adapter->mbox->m_in.completed,   in megaraid_isr_memmapped()
1695 		if (!mbox->m_in.busy)  in __mega_busywait_mbox()
2158 	seq_printf(m, "  Busy         = %01x\n", mbox->m_in.busy);  in proc_show_mbox()
2159 	seq_printf(m, "  Status       = 0x%02x\n", mbox->m_in.status);  in proc_show_mbox()