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Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/ibmasm/uart.c16
-rw-r--r--drivers/misc/pti.c128
2 files changed, 67 insertions, 77 deletions
diff --git a/drivers/misc/ibmasm/uart.c b/drivers/misc/ibmasm/uart.c
index 1dcb9ae1905a..01e2b0d7e590 100644
--- a/drivers/misc/ibmasm/uart.c
+++ b/drivers/misc/ibmasm/uart.c
@@ -33,7 +33,7 @@
void ibmasm_register_uart(struct service_processor *sp)
{
- struct uart_port uport;
+ struct uart_8250_port uart;
void __iomem *iomem_base;
iomem_base = sp->base_address + SCOUT_COM_B_BASE;
@@ -47,14 +47,14 @@ void ibmasm_register_uart(struct service_processor *sp)
return;
}
- memset(&uport, 0, sizeof(struct uart_port));
- uport.irq = sp->irq;
- uport.uartclk = 3686400;
- uport.flags = UPF_SHARE_IRQ;
- uport.iotype = UPIO_MEM;
- uport.membase = iomem_base;
+ memset(&uart, 0, sizeof(uart));
+ uart.port.irq = sp->irq;
+ uart.port.uartclk = 3686400;
+ uart.port.flags = UPF_SHARE_IRQ;
+ uart.port.iotype = UPIO_MEM;
+ uart.port.membase = iomem_base;
- sp->serial_line = serial8250_register_port(&uport);
+ sp->serial_line = serial8250_register_8250_port(&uart);
if (sp->serial_line < 0) {
dev_err(sp->dev, "Failed to register serial port\n");
return;
diff --git a/drivers/misc/pti.c b/drivers/misc/pti.c
index b7eb545394b1..4999b34b7a60 100644
--- a/drivers/misc/pti.c
+++ b/drivers/misc/pti.c
@@ -60,7 +60,7 @@ struct pti_tty {
};
struct pti_dev {
- struct tty_port port;
+ struct tty_port port[PTITTY_MINOR_NUM];
unsigned long pti_addr;
unsigned long aperture_base;
void __iomem *pti_ioaddr;
@@ -76,7 +76,7 @@ struct pti_dev {
*/
static DEFINE_MUTEX(alloclock);
-static struct pci_device_id pci_ids[] __devinitconst = {
+static const struct pci_device_id pci_ids[] __devinitconst = {
{PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x82B)},
{0}
};
@@ -393,25 +393,6 @@ void pti_writedata(struct pti_masterchannel *mc, u8 *buf, int count)
}
EXPORT_SYMBOL_GPL(pti_writedata);
-/**
- * pti_pci_remove()- Driver exit method to remove PTI from
- * PCI bus.
- * @pdev: variable containing pci info of PTI.
- */
-static void __devexit pti_pci_remove(struct pci_dev *pdev)
-{
- struct pti_dev *drv_data;
-
- drv_data = pci_get_drvdata(pdev);
- if (drv_data != NULL) {
- pci_iounmap(pdev, drv_data->pti_ioaddr);
- pci_set_drvdata(pdev, NULL);
- kfree(drv_data);
- pci_release_region(pdev, 1);
- pci_disable_device(pdev);
- }
-}
-
/*
* for the tty_driver_*() basic function descriptions, see tty_driver.h.
* Specific header comments made for PTI-related specifics.
@@ -446,7 +427,7 @@ static int pti_tty_driver_open(struct tty_struct *tty, struct file *filp)
* also removes a locking requirement for the actual write
* procedure.
*/
- return tty_port_open(&drv_data->port, tty, filp);
+ return tty_port_open(tty->port, tty, filp);
}
/**
@@ -462,7 +443,7 @@ static int pti_tty_driver_open(struct tty_struct *tty, struct file *filp)
*/
static void pti_tty_driver_close(struct tty_struct *tty, struct file *filp)
{
- tty_port_close(&drv_data->port, tty, filp);
+ tty_port_close(tty->port, tty, filp);
}
/**
@@ -818,6 +799,7 @@ static const struct tty_port_operations tty_port_ops = {
static int __devinit pti_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
+ unsigned int a;
int retval = -EINVAL;
int pci_bar = 1;
@@ -830,7 +812,7 @@ static int __devinit pti_pci_probe(struct pci_dev *pdev,
__func__, __LINE__);
pr_err("%s(%d): Error value returned: %d\n",
__func__, __LINE__, retval);
- return retval;
+ goto err;
}
retval = pci_enable_device(pdev);
@@ -838,17 +820,16 @@ static int __devinit pti_pci_probe(struct pci_dev *pdev,
dev_err(&pdev->dev,
"%s: pci_enable_device() returned error %d\n",
__func__, retval);
- return retval;
+ goto err_unreg_misc;
}
drv_data = kzalloc(sizeof(*drv_data), GFP_KERNEL);
-
if (drv_data == NULL) {
retval = -ENOMEM;
dev_err(&pdev->dev,
"%s(%d): kmalloc() returned NULL memory.\n",
__func__, __LINE__);
- return retval;
+ goto err_disable_pci;
}
drv_data->pti_addr = pci_resource_start(pdev, pci_bar);
@@ -857,33 +838,65 @@ static int __devinit pti_pci_probe(struct pci_dev *pdev,
dev_err(&pdev->dev,
"%s(%d): pci_request_region() returned error %d\n",
__func__, __LINE__, retval);
- kfree(drv_data);
- return retval;
+ goto err_free_dd;
}
drv_data->aperture_base = drv_data->pti_addr+APERTURE_14;
drv_data->pti_ioaddr =
ioremap_nocache((u32)drv_data->aperture_base,
APERTURE_LEN);
if (!drv_data->pti_ioaddr) {
- pci_release_region(pdev, pci_bar);
retval = -ENOMEM;
- kfree(drv_data);
- return retval;
+ goto err_rel_reg;
}
pci_set_drvdata(pdev, drv_data);
- tty_port_init(&drv_data->port);
- drv_data->port.ops = &tty_port_ops;
+ for (a = 0; a < PTITTY_MINOR_NUM; a++) {
+ struct tty_port *port = &drv_data->port[a];
+ tty_port_init(port);
+ port->ops = &tty_port_ops;
- tty_register_device(pti_tty_driver, 0, &pdev->dev);
- tty_register_device(pti_tty_driver, 1, &pdev->dev);
+ tty_port_register_device(port, pti_tty_driver, a, &pdev->dev);
+ }
register_console(&pti_console);
+ return 0;
+err_rel_reg:
+ pci_release_region(pdev, pci_bar);
+err_free_dd:
+ kfree(drv_data);
+err_disable_pci:
+ pci_disable_device(pdev);
+err_unreg_misc:
+ misc_deregister(&pti_char_driver);
+err:
return retval;
}
+/**
+ * pti_pci_remove()- Driver exit method to remove PTI from
+ * PCI bus.
+ * @pdev: variable containing pci info of PTI.
+ */
+static void __devexit pti_pci_remove(struct pci_dev *pdev)
+{
+ struct pti_dev *drv_data = pci_get_drvdata(pdev);
+
+ unregister_console(&pti_console);
+
+ tty_unregister_device(pti_tty_driver, 0);
+ tty_unregister_device(pti_tty_driver, 1);
+
+ iounmap(drv_data->pti_ioaddr);
+ pci_set_drvdata(pdev, NULL);
+ kfree(drv_data);
+ pci_release_region(pdev, 1);
+ pci_disable_device(pdev);
+
+ misc_deregister(&pti_char_driver);
+}
+
static struct pci_driver pti_pci_driver = {
.name = PCINAME,
.id_table = pci_ids,
@@ -933,25 +946,24 @@ static int __init pti_init(void)
pr_err("%s(%d): Error value returned: %d\n",
__func__, __LINE__, retval);
- pti_tty_driver = NULL;
- return retval;
+ goto put_tty;
}
retval = pci_register_driver(&pti_pci_driver);
-
if (retval) {
pr_err("%s(%d): PCI registration failed of pti driver\n",
__func__, __LINE__);
pr_err("%s(%d): Error value returned: %d\n",
__func__, __LINE__, retval);
-
- tty_unregister_driver(pti_tty_driver);
- pr_err("%s(%d): Unregistering TTY part of pti driver\n",
- __func__, __LINE__);
- pti_tty_driver = NULL;
- return retval;
+ goto unreg_tty;
}
+ return 0;
+unreg_tty:
+ tty_unregister_driver(pti_tty_driver);
+put_tty:
+ put_tty_driver(pti_tty_driver);
+ pti_tty_driver = NULL;
return retval;
}
@@ -960,31 +972,9 @@ static int __init pti_init(void)
*/
static void __exit pti_exit(void)
{
- int retval;
-
- tty_unregister_device(pti_tty_driver, 0);
- tty_unregister_device(pti_tty_driver, 1);
-
- retval = tty_unregister_driver(pti_tty_driver);
- if (retval) {
- pr_err("%s(%d): TTY unregistration failed of pti driver\n",
- __func__, __LINE__);
- pr_err("%s(%d): Error value returned: %d\n",
- __func__, __LINE__, retval);
- }
-
+ tty_unregister_driver(pti_tty_driver);
pci_unregister_driver(&pti_pci_driver);
-
- retval = misc_deregister(&pti_char_driver);
- if (retval) {
- pr_err("%s(%d): CHAR unregistration failed of pti driver\n",
- __func__, __LINE__);
- pr_err("%s(%d): Error value returned: %d\n",
- __func__, __LINE__, retval);
- }
-
- unregister_console(&pti_console);
- return;
+ put_tty_driver(pti_tty_driver);
}
module_init(pti_init);
generated by cgit v1.2.3-70-g09d2 (git 2.47.1) at 2024-12-26 14:55:02 +0000