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serial: 8250_pci: clean up printk() calls 

Move the printk() calls to to dev_*() instead, to tie into the dynamic
debugging infrastructure.

Also change some "raw" printk() calls to dev_err() to provide a better
error message to userspace so it can properly identify the device and
not just have to guess.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2013-09-28 13:01:59 -07:00
parent f829452390
commit af8c5b8deb
1 changed files with 19 additions and 21 deletions
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40
drivers/tty/serial/8250/8250_pci.c
View File

@ -9,6 +9,7 @@
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License.
*/
#undef DEBUG
#include <linux/module.h>
#include <linux/init.h>
#include <linux/pci.h>
@ -27,8 +28,6 @@
#include "8250.h"
#undef SERIAL_DEBUG_PCI
/*
* init function returns:
* > 0 - number of ports
@ -63,7 +62,7 @@ static int pci_default_setup(struct serial_private*,
static void moan_device(const char *str, struct pci_dev *dev)
{
printk(KERN_WARNING
dev_err(&dev->dev,
"%s: %s\n"
"Please send the output of lspci -vv, this\n"
"message (0x%04x,0x%04x,0x%04x,0x%04x), the\n"
@ -233,7 +232,7 @@ static int pci_inteli960ni_init(struct pci_dev *dev)
/* is firmware started? */
pci_read_config_dword(dev, 0x44, (void *)&oldval);
if (oldval == 0x00001000L) { /* RESET value */
printk(KERN_DEBUG "Local i960 firmware missing");
dev_dbg(&dev->dev, "Local i960 firmware missing\n");
return -ENODEV;
}
return 0;
@ -827,7 +826,7 @@ static int pci_netmos_9900_numports(struct pci_dev *dev)
if (sub_serports > 0) {
return sub_serports;
} else {
printk(KERN_NOTICE "NetMos/Mostech serial driver ignoring port on ambiguous config.\n");
dev_err(&dev->dev, "NetMos/Mostech serial driver ignoring port on ambiguous config.\n");
return 0;
}
}
@ -931,7 +930,7 @@ static int pci_ite887x_init(struct pci_dev *dev)
}
if (!inta_addr[i]) {
printk(KERN_ERR "ite887x: could not find iobase\n");
dev_err(&dev->dev, "ite887x: could not find iobase\n");
return -ENODEV;
}
@ -1024,9 +1023,9 @@ static int pci_oxsemi_tornado_init(struct pci_dev *dev)
/* Tornado device */
if (deviceID == 0x07000200) {
number_uarts = ioread8(p + 4);
printk(KERN_DEBUG
dev_dbg(&dev->dev,
"%d ports detected on Oxford PCI Express device\n",
number_uarts);
number_uarts);
}
pci_iounmap(dev, p);
return number_uarts;
@ -1463,12 +1462,10 @@ static int skip_tx_en_setup(struct serial_private *priv,
struct uart_8250_port *port, int idx)
{
port->port.flags |= UPF_NO_TXEN_TEST;
printk(KERN_DEBUG "serial8250: skipping TxEn test for device "
"[%04x:%04x] subsystem [%04x:%04x]\n",
priv->dev->vendor,
priv->dev->device,
priv->dev->subsystem_vendor,
priv->dev->subsystem_device);
dev_dbg(&priv->dev->dev,
"serial8250: skipping TxEn test for device [%04x:%04x] subsystem [%04x:%04x]\n",
priv->dev->vendor, priv->dev->device,
priv->dev->subsystem_vendor, priv->dev->subsystem_device);
return pci_default_setup(priv, board, port, idx);
}
@ -3498,14 +3495,15 @@ pciserial_init_ports(struct pci_dev *dev, const struct pciserial_board *board)
if (quirk->setup(priv, board, &uart, i))
break;
#ifdef SERIAL_DEBUG_PCI
printk(KERN_DEBUG "Setup PCI port: port %lx, irq %d, type %d\n",
uart.port.iobase, uart.port.irq, uart.port.iotype);
#endif
dev_dbg(&dev->dev, "Setup PCI port: port %lx, irq %d, type %d\n",
uart.port.iobase, uart.port.irq, uart.port.iotype);
priv->line[i] = serial8250_register_8250_port(&uart);
if (priv->line[i] < 0) {
printk(KERN_WARNING "Couldn't register serial port %s: %d\n", pci_name(dev), priv->line[i]);
dev_err(&dev->dev,
"Couldn't register serial port %lx, irq %d, type %d, error %d\n",
uart.port.iobase, uart.port.irq,
uart.port.iotype, priv->line[i]);
break;
}
}
@ -3598,7 +3596,7 @@ pciserial_init_one(struct pci_dev *dev, const struct pci_device_id *ent)
}
if (ent->driver_data >= ARRAY_SIZE(pci_boards)) {
printk(KERN_ERR "pci_init_one: invalid driver_data: %ld\n",
dev_err(&dev->dev, "invalid driver_data: %ld\n",
ent->driver_data);
return -EINVAL;
}
@ -3689,7 +3687,7 @@ static int pciserial_resume_one(struct pci_dev *dev)
err = pci_enable_device(dev);
/* FIXME: We cannot simply error out here */
if (err)
printk(KERN_ERR "pciserial: Unable to re-enable ports, trying to continue.\n");
dev_err(&dev->dev, "Unable to re-enable ports, trying to continue.\n");
pciserial_resume_ports(priv);
}
return 0;