summaryrefslogtreecommitdiffstats
path: root/drivers/char/rio/rioparam.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/char/rio/rioparam.c')
-rw-r--r--drivers/char/rio/rioparam.c108
1 files changed, 45 insertions, 63 deletions
diff --git a/drivers/char/rio/rioparam.c b/drivers/char/rio/rioparam.c
index c622f46d6d7..af25d2084f4 100644
--- a/drivers/char/rio/rioparam.c
+++ b/drivers/char/rio/rioparam.c
@@ -157,20 +157,16 @@ static char *_rioparam_c_sccs_ = "@(#)rioparam.c 1.3";
** NB. for MPX
** tty lock must NOT have been previously acquired.
*/
-int RIOParam(PortP, cmd, Modem, SleepFlag)
-struct Port *PortP;
-int cmd;
-int Modem;
-int SleepFlag;
+int RIOParam(struct Port *PortP, int cmd, int Modem, int SleepFlag)
{
- register struct tty_struct *TtyP;
+ struct tty_struct *TtyP;
int retval;
- register struct phb_param *phb_param_ptr;
+ struct phb_param *phb_param_ptr;
PKT *PacketP;
int res;
- uchar Cor1 = 0, Cor2 = 0, Cor4 = 0, Cor5 = 0;
- uchar TxXon = 0, TxXoff = 0, RxXon = 0, RxXoff = 0;
- uchar LNext = 0, TxBaud = 0, RxBaud = 0;
+ u8 Cor1 = 0, Cor2 = 0, Cor4 = 0, Cor5 = 0;
+ u8 TxXon = 0, TxXoff = 0, RxXon = 0, RxXoff = 0;
+ u8 LNext = 0, TxBaud = 0, RxBaud = 0;
int retries = 0xff;
unsigned long flags;
@@ -226,15 +222,12 @@ int SleepFlag;
if (retval == RIO_FAIL) {
rio_dprintk(RIO_DEBUG_PARAM, "wait for can_add_transmit broken by signal\n");
rio_spin_unlock_irqrestore(&PortP->portSem, flags);
- pseterr(EINTR);
func_exit();
-
- return RIO_FAIL;
+ return -EINTR;
}
if (PortP->State & RIO_DELETED) {
rio_spin_unlock_irqrestore(&PortP->portSem, flags);
func_exit();
-
return RIO_SUCCESS;
}
}
@@ -247,7 +240,7 @@ int SleepFlag;
}
rio_dprintk(RIO_DEBUG_PARAM, "can_add_transmit() returns %x\n", res);
- rio_dprintk(RIO_DEBUG_PARAM, "Packet is 0x%x\n", (int) PacketP);
+ rio_dprintk(RIO_DEBUG_PARAM, "Packet is 0x%p\n", PacketP);
phb_param_ptr = (struct phb_param *) PacketP->data;
@@ -474,9 +467,6 @@ int SleepFlag;
e(115200); /* e(230400);e(460800); e(921600); */
}
- /* XXX MIssing conversion table. XXX */
- /* (TtyP->termios->c_cflag & V_CBAUD); */
-
rio_dprintk(RIO_DEBUG_PARAM, "tx baud 0x%x, rx baud 0x%x\n", TxBaud, RxBaud);
@@ -552,23 +542,23 @@ int SleepFlag;
/*
** Actually write the info into the packet to be sent
*/
- WBYTE(phb_param_ptr->Cmd, cmd);
- WBYTE(phb_param_ptr->Cor1, Cor1);
- WBYTE(phb_param_ptr->Cor2, Cor2);
- WBYTE(phb_param_ptr->Cor4, Cor4);
- WBYTE(phb_param_ptr->Cor5, Cor5);
- WBYTE(phb_param_ptr->TxXon, TxXon);
- WBYTE(phb_param_ptr->RxXon, RxXon);
- WBYTE(phb_param_ptr->TxXoff, TxXoff);
- WBYTE(phb_param_ptr->RxXoff, RxXoff);
- WBYTE(phb_param_ptr->LNext, LNext);
- WBYTE(phb_param_ptr->TxBaud, TxBaud);
- WBYTE(phb_param_ptr->RxBaud, RxBaud);
+ writeb(cmd, &phb_param_ptr->Cmd);
+ writeb(Cor1, &phb_param_ptr->Cor1);
+ writeb(Cor2, &phb_param_ptr->Cor2);
+ writeb(Cor4, &phb_param_ptr->Cor4);
+ writeb(Cor5, &phb_param_ptr->Cor5);
+ writeb(TxXon, &phb_param_ptr->TxXon);
+ writeb(RxXon, &phb_param_ptr->RxXon);
+ writeb(TxXoff, &phb_param_ptr->TxXoff);
+ writeb(RxXoff, &phb_param_ptr->RxXoff);
+ writeb(LNext, &phb_param_ptr->LNext);
+ writeb(TxBaud, &phb_param_ptr->TxBaud);
+ writeb(RxBaud, &phb_param_ptr->RxBaud);
/*
** Set the length/command field
*/
- WBYTE(PacketP->len, 12 | PKT_CMD_BIT);
+ writeb(12 | PKT_CMD_BIT, &PacketP->len);
/*
** The packet is formed - now, whack it off
@@ -597,15 +587,13 @@ int SleepFlag;
** We can add another packet to a transmit queue if the packet pointer pointed
** to by the TxAdd pointer has PKT_IN_USE clear in its address.
*/
-int can_add_transmit(PktP, PortP)
-PKT **PktP;
-struct Port *PortP;
+int can_add_transmit(PKT **PktP, struct Port *PortP)
{
- register PKT *tp;
+ PKT *tp;
- *PktP = tp = (PKT *) RIO_PTR(PortP->Caddr, RWORD(*PortP->TxAdd));
+ *PktP = tp = (PKT *) RIO_PTR(PortP->Caddr, readw(PortP->TxAdd));
- return !((uint) tp & PKT_IN_USE);
+ return !((unsigned long) tp & PKT_IN_USE);
}
/*
@@ -613,24 +601,21 @@ struct Port *PortP;
** and then move the TxAdd pointer along one position to point to the next
** packet pointer. You must wrap the pointer from the end back to the start.
*/
-void add_transmit(PortP)
-struct Port *PortP;
+void add_transmit(struct Port *PortP)
{
- if (RWORD(*PortP->TxAdd) & PKT_IN_USE) {
+ if (readw(PortP->TxAdd) & PKT_IN_USE) {
rio_dprintk(RIO_DEBUG_PARAM, "add_transmit: Packet has been stolen!");
}
- WWORD(*(ushort *) PortP->TxAdd, RWORD(*PortP->TxAdd) | PKT_IN_USE);
+ writew(readw(PortP->TxAdd) | PKT_IN_USE, PortP->TxAdd);
PortP->TxAdd = (PortP->TxAdd == PortP->TxEnd) ? PortP->TxStart : PortP->TxAdd + 1;
- WWORD(PortP->PhbP->tx_add, RIO_OFF(PortP->Caddr, PortP->TxAdd));
+ writew(RIO_OFF(PortP->Caddr, PortP->TxAdd), &PortP->PhbP->tx_add);
}
/****************************************
* Put a packet onto the end of the
* free list
****************************************/
-void put_free_end(HostP, PktP)
-struct Host *HostP;
-PKT *PktP;
+void put_free_end(struct Host *HostP, PKT *PktP)
{
FREE_LIST *tmp_pointer;
ushort old_end, new_end;
@@ -643,21 +628,21 @@ PKT *PktP;
*
************************************************/
- rio_dprintk(RIO_DEBUG_PFE, "put_free_end(PktP=%x)\n", (int) PktP);
+ rio_dprintk(RIO_DEBUG_PFE, "put_free_end(PktP=%p)\n", PktP);
- if ((old_end = RWORD(HostP->ParmMapP->free_list_end)) != TPNULL) {
+ if ((old_end = readw(&HostP->ParmMapP->free_list_end)) != TPNULL) {
new_end = RIO_OFF(HostP->Caddr, PktP);
tmp_pointer = (FREE_LIST *) RIO_PTR(HostP->Caddr, old_end);
- WWORD(tmp_pointer->next, new_end);
- WWORD(((FREE_LIST *) PktP)->prev, old_end);
- WWORD(((FREE_LIST *) PktP)->next, TPNULL);
- WWORD(HostP->ParmMapP->free_list_end, new_end);
+ writew(new_end, &tmp_pointer->next);
+ writew(old_end, &((FREE_LIST *) PktP)->prev);
+ writew(TPNULL, &((FREE_LIST *) PktP)->next);
+ writew(new_end, &HostP->ParmMapP->free_list_end);
} else { /* First packet on the free list this should never happen! */
rio_dprintk(RIO_DEBUG_PFE, "put_free_end(): This should never happen\n");
- WWORD(HostP->ParmMapP->free_list_end, RIO_OFF(HostP->Caddr, PktP));
+ writew(RIO_OFF(HostP->Caddr, PktP), &HostP->ParmMapP->free_list_end);
tmp_pointer = (FREE_LIST *) PktP;
- WWORD(tmp_pointer->prev, TPNULL);
- WWORD(tmp_pointer->next, TPNULL);
+ writew(TPNULL, &tmp_pointer->prev);
+ writew(TPNULL, &tmp_pointer->next);
}
rio_dprintk(RIO_DEBUG_CMD, "Before unlock: %p\n", &HostP->HostLock);
rio_spin_unlock_irqrestore(&HostP->HostLock, flags);
@@ -669,12 +654,10 @@ PKT *PktP;
** relevant packet, [having cleared the PKT_IN_USE bit]. If PKT_IN_USE is clear,
** then can_remove_receive() returns 0.
*/
-int can_remove_receive(PktP, PortP)
-PKT **PktP;
-struct Port *PortP;
+int can_remove_receive(PKT **PktP, struct Port *PortP)
{
- if (RWORD(*PortP->RxRemove) & PKT_IN_USE) {
- *PktP = (PKT *) RIO_PTR(PortP->Caddr, RWORD(*PortP->RxRemove) & ~PKT_IN_USE);
+ if (readw(PortP->RxRemove) & PKT_IN_USE) {
+ *PktP = (PKT *) RIO_PTR(PortP->Caddr, readw(PortP->RxRemove) & ~PKT_IN_USE);
return 1;
}
return 0;
@@ -685,10 +668,9 @@ struct Port *PortP;
** and then bump the pointers. Once the pointers get to the end, they must
** be wrapped back to the start.
*/
-void remove_receive(PortP)
-struct Port *PortP;
+void remove_receive(struct Port *PortP)
{
- WWORD(*PortP->RxRemove, RWORD(*PortP->RxRemove) & ~PKT_IN_USE);
+ writew(readw(PortP->RxRemove) & ~PKT_IN_USE, PortP->RxRemove);
PortP->RxRemove = (PortP->RxRemove == PortP->RxEnd) ? PortP->RxStart : PortP->RxRemove + 1;
- WWORD(PortP->PhbP->rx_remove, RIO_OFF(PortP->Caddr, PortP->RxRemove));
+ writew(RIO_OFF(PortP->Caddr, PortP->RxRemove), &PortP->PhbP->rx_remove);
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-29 18:53:07 +0000