aboutsummaryrefslogtreecommitdiff
path: root/drivers/tty/rocket.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/tty/rocket.c')
-rw-r--r--drivers/tty/rocket.c62
1 files changed, 42 insertions, 20 deletions
diff --git a/drivers/tty/rocket.c b/drivers/tty/rocket.c
index 9700d34b20a..1d270034bfc 100644
--- a/drivers/tty/rocket.c
+++ b/drivers/tty/rocket.c
@@ -55,7 +55,7 @@
#undef REV_PCI_ORDER
#undef ROCKET_DEBUG_IO
-#define POLL_PERIOD HZ/100 /* Polling period .01 seconds (10ms) */
+#define POLL_PERIOD (HZ/100) /* Polling period .01 seconds (10ms) */
/****** Kernel includes ******/
@@ -315,9 +315,8 @@ static inline int rocket_paranoia_check(struct r_port *info,
* that receive data is present on a serial port. Pulls data from FIFO, moves it into the
* tty layer.
*/
-static void rp_do_receive(struct r_port *info,
- struct tty_struct *tty,
- CHANNEL_t * cp, unsigned int ChanStatus)
+static void rp_do_receive(struct r_port *info, CHANNEL_t *cp,
+ unsigned int ChanStatus)
{
unsigned int CharNStat;
int ToRecv, wRecv, space;
@@ -379,7 +378,8 @@ static void rp_do_receive(struct r_port *info,
flag = TTY_OVERRUN;
else
flag = TTY_NORMAL;
- tty_insert_flip_char(tty, CharNStat & 0xff, flag);
+ tty_insert_flip_char(&info->port, CharNStat & 0xff,
+ flag);
ToRecv--;
}
@@ -399,7 +399,7 @@ static void rp_do_receive(struct r_port *info,
* characters at time by doing repeated word IO
* transfer.
*/
- space = tty_prepare_flip_string(tty, &cbuf, ToRecv);
+ space = tty_prepare_flip_string(&info->port, &cbuf, ToRecv);
if (space < ToRecv) {
#ifdef ROCKET_DEBUG_RECEIVE
printk(KERN_INFO "rp_do_receive:insufficient space ToRecv=%d space=%d\n", ToRecv, space);
@@ -415,7 +415,7 @@ static void rp_do_receive(struct r_port *info,
cbuf[ToRecv - 1] = sInB(sGetTxRxDataIO(cp));
}
/* Push the data up to the tty layer */
- tty_flip_buffer_push(tty);
+ tty_flip_buffer_push(&info->port);
}
/*
@@ -494,7 +494,6 @@ static void rp_do_transmit(struct r_port *info)
static void rp_handle_port(struct r_port *info)
{
CHANNEL_t *cp;
- struct tty_struct *tty;
unsigned int IntMask, ChanStatus;
if (!info)
@@ -505,12 +504,7 @@ static void rp_handle_port(struct r_port *info)
"info->flags & NOT_INIT\n");
return;
}
- tty = tty_port_tty_get(&info->port);
- if (!tty) {
- printk(KERN_WARNING "rp: WARNING: rp_handle_port called with "
- "tty==NULL\n");
- return;
- }
+
cp = &info->channel;
IntMask = sGetChanIntID(cp) & info->intmask;
@@ -519,7 +513,7 @@ static void rp_handle_port(struct r_port *info)
#endif
ChanStatus = sGetChanStatus(cp);
if (IntMask & RXF_TRIG) { /* Rx FIFO trigger level */
- rp_do_receive(info, tty, cp, ChanStatus);
+ rp_do_receive(info, cp, ChanStatus);
}
if (IntMask & DELTA_CD) { /* CD change */
#if (defined(ROCKET_DEBUG_OPEN) || defined(ROCKET_DEBUG_INTR) || defined(ROCKET_DEBUG_HANGUP))
@@ -527,10 +521,15 @@ static void rp_handle_port(struct r_port *info)
(ChanStatus & CD_ACT) ? "on" : "off");
#endif
if (!(ChanStatus & CD_ACT) && info->cd_status) {
+ struct tty_struct *tty;
#ifdef ROCKET_DEBUG_HANGUP
printk(KERN_INFO "CD drop, calling hangup.\n");
#endif
- tty_hangup(tty);
+ tty = tty_port_tty_get(&info->port);
+ if (tty) {
+ tty_hangup(tty);
+ tty_kref_put(tty);
+ }
}
info->cd_status = (ChanStatus & CD_ACT) ? 1 : 0;
wake_up_interruptible(&info->port.open_wait);
@@ -543,7 +542,6 @@ static void rp_handle_port(struct r_port *info)
printk(KERN_INFO "DSR change...\n");
}
#endif
- tty_kref_put(tty);
}
/*
@@ -673,6 +671,7 @@ static void init_r_port(int board, int aiop, int chan, struct pci_dev *pci_dev)
if (sInitChan(ctlp, &info->channel, aiop, chan) == 0) {
printk(KERN_ERR "RocketPort sInitChan(%d, %d, %d) failed!\n",
board, aiop, chan);
+ tty_port_destroy(&info->port);
kfree(info);
return;
}
@@ -1757,8 +1756,29 @@ static void rp_flush_buffer(struct tty_struct *tty)
#ifdef CONFIG_PCI
-static struct pci_device_id __devinitdata __used rocket_pci_ids[] = {
- { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_ANY_ID) },
+static DEFINE_PCI_DEVICE_TABLE(rocket_pci_ids) = {
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP4QUAD) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP8OCTA) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_URP8OCTA) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP8INTF) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_URP8INTF) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP8J) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP4J) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP8SNI) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP16SNI) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP16INTF) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_URP16INTF) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_CRP16INTF) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP32INTF) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_URP32INTF) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RPP4) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RPP8) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP2_232) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP2_422) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP6M) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_RP4M) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_UPCI_RM3_8PORT) },
+ { PCI_DEVICE(PCI_VENDOR_ID_RP, PCI_DEVICE_ID_UPCI_RM3_4PORT) },
{ }
};
MODULE_DEVICE_TABLE(pci, rocket_pci_ids);
@@ -1780,7 +1800,8 @@ static __init int register_PCI(int i, struct pci_dev *dev)
WordIO_t ConfigIO = 0;
ByteIO_t UPCIRingInd = 0;
- if (!dev || pci_enable_device(dev))
+ if (!dev || !pci_match_id(rocket_pci_ids, dev) ||
+ pci_enable_device(dev))
return 0;
rcktpt_io_addr[i] = pci_resource_start(dev, 0);
@@ -2357,6 +2378,7 @@ static void rp_cleanup_module(void)
for (i = 0; i < MAX_RP_PORTS; i++)
if (rp_table[i]) {
tty_unregister_device(rocket_driver, i);
+ tty_port_destroy(&rp_table[i]->port);
kfree(rp_table[i]);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-15 13:19:47 +0000