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Subject[PATCH] drivers/media/IR/imon.c: Use pr_err instead of err
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Date
Use the standard error logging mechanisms.
Add #define pr_fmt(fmt) KBUILD_MODNAME ":%s" fmt, __func__
Remove __func__ from err calls, add '\n', rename to pr_err

Signed-off-by: Joe Perches <joe@perches.com>
---
drivers/media/IR/imon.c | 73 ++++++++++++++++++++++-------------------------
1 files changed, 34 insertions(+), 39 deletions(-)
diff --git a/drivers/media/IR/imon.c b/drivers/media/IR/imon.c
index 4bbd45f..36fb423 100644
--- a/drivers/media/IR/imon.c
+++ b/drivers/media/IR/imon.c
@@ -26,6 +26,8 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

+#define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__
+
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/kernel.h>
@@ -364,15 +366,14 @@ static int display_open(struct inode *inode, struct file *file)
subminor = iminor(inode);
interface = usb_find_interface(&imon_driver, subminor);
if (!interface) {
- err("%s: could not find interface for minor %d",
- __func__, subminor);
+ pr_err("could not find interface for minor %d\n", subminor);
retval = -ENODEV;
goto exit;
}
ictx = usb_get_intfdata(interface);

if (!ictx) {
- err("%s: no context found for minor %d", __func__, subminor);
+ pr_err("no context found for minor %d\n", subminor);
retval = -ENODEV;
goto exit;
}
@@ -380,10 +381,10 @@ static int display_open(struct inode *inode, struct file *file)
mutex_lock(&ictx->lock);

if (!ictx->display_supported) {
- err("%s: display not supported by device", __func__);
+ pr_err("display not supported by device\n");
retval = -ENODEV;
} else if (ictx->display_isopen) {
- err("%s: display port is already open", __func__);
+ pr_err("display port is already open\n");
retval = -EBUSY;
} else {
ictx->display_isopen = true;
@@ -410,17 +411,17 @@ static int display_close(struct inode *inode, struct file *file)
ictx = (struct imon_context *)file->private_data;

if (!ictx) {
- err("%s: no context for device", __func__);
+ pr_err("no context for device\n");
return -ENODEV;
}

mutex_lock(&ictx->lock);

if (!ictx->display_supported) {
- err("%s: display not supported by device", __func__);
+ pr_err("display not supported by device\n");
retval = -ENODEV;
} else if (!ictx->display_isopen) {
- err("%s: display is not open", __func__);
+ pr_err("display is not open\n");
retval = -EIO;
} else {
ictx->display_isopen = false;
@@ -499,19 +500,19 @@ static int send_packet(struct imon_context *ictx)
if (retval) {
ictx->tx.busy = false;
smp_rmb(); /* ensure later readers know we're not busy */
- err("%s: error submitting urb(%d)", __func__, retval);
+ pr_err("error submitting urb(%d)\n", retval);
} else {
/* Wait for transmission to complete (or abort) */
mutex_unlock(&ictx->lock);
retval = wait_for_completion_interruptible(
&ictx->tx.finished);
if (retval)
- err("%s: task interrupted", __func__);
+ pr_err("task interrupted\n");
mutex_lock(&ictx->lock);

retval = ictx->tx.status;
if (retval)
- err("%s: packet tx failed (%d)", __func__, retval);
+ pr_err("packet tx failed (%d)\n", retval);
}

kfree(control_req);
@@ -543,12 +544,12 @@ static int send_associate_24g(struct imon_context *ictx)
0x00, 0x00, 0x00, 0x20 };

if (!ictx) {
- err("%s: no context for device", __func__);
+ pr_err("no context for device\n");
return -ENODEV;
}

if (!ictx->dev_present_intf0) {
- err("%s: no iMON device present", __func__);
+ pr_err("no iMON device present\n");
return -ENODEV;
}

@@ -576,7 +577,7 @@ static int send_set_imon_clock(struct imon_context *ictx,
int i;

if (!ictx) {
- err("%s: no context for device", __func__);
+ pr_err("no context for device\n");
return -ENODEV;
}

@@ -637,8 +638,7 @@ static int send_set_imon_clock(struct imon_context *ictx,
memcpy(ictx->usb_tx_buf, clock_enable_pkt[i], 8);
retval = send_packet(ictx);
if (retval) {
- err("%s: send_packet failed for packet %d",
- __func__, i);
+ pr_err("send_packet failed for packet %d\n", i);
break;
}
}
@@ -814,20 +814,20 @@ static ssize_t vfd_write(struct file *file, const char *buf,

ictx = (struct imon_context *)file->private_data;
if (!ictx) {
- err("%s: no context for device", __func__);
+ pr_err("no context for device\n");
return -ENODEV;
}

mutex_lock(&ictx->lock);

if (!ictx->dev_present_intf0) {
- err("%s: no iMON device present", __func__);
+ pr_err("no iMON device present\n");
retval = -ENODEV;
goto exit;
}

if (n_bytes <= 0 || n_bytes > 32) {
- err("%s: invalid payload size", __func__);
+ pr_err("invalid payload size\n");
retval = -EINVAL;
goto exit;
}
@@ -853,8 +853,7 @@ static ssize_t vfd_write(struct file *file, const char *buf,

retval = send_packet(ictx);
if (retval) {
- err("%s: send packet failed for packet #%d",
- __func__, seq/2);
+ pr_err("send packet failed for packet #%d\n", seq / 2);
goto exit;
} else {
seq += 2;
@@ -868,8 +867,7 @@ static ssize_t vfd_write(struct file *file, const char *buf,
ictx->usb_tx_buf[7] = (unsigned char) seq;
retval = send_packet(ictx);
if (retval)
- err("%s: send packet failed for packet #%d",
- __func__, seq / 2);
+ pr_err("send packet failed for packet #%d\n", seq / 2);

exit:
mutex_unlock(&ictx->lock);
@@ -898,21 +896,20 @@ static ssize_t lcd_write(struct file *file, const char *buf,

ictx = (struct imon_context *)file->private_data;
if (!ictx) {
- err("%s: no context for device", __func__);
+ pr_err("no context for device\n");
return -ENODEV;
}

mutex_lock(&ictx->lock);

if (!ictx->display_supported) {
- err("%s: no iMON display present", __func__);
+ pr_err("no iMON display present\n");
retval = -ENODEV;
goto exit;
}

if (n_bytes != 8) {
- err("%s: invalid payload size: %d (expecting 8)",
- __func__, (int) n_bytes);
+ pr_err("invalid payload size: %d (expected 8)\n", (int)n_bytes);
retval = -EINVAL;
goto exit;
}
@@ -924,7 +921,7 @@ static ssize_t lcd_write(struct file *file, const char *buf,

retval = send_packet(ictx);
if (retval) {
- err("%s: send packet failed!", __func__);
+ pr_err("send packet failed!\n");
goto exit;
} else {
dev_dbg(ictx->dev, "%s: write %d bytes to LCD\n",
@@ -1863,7 +1860,7 @@ static bool imon_find_endpoints(struct imon_context *ictx,

/* Input endpoint is mandatory */
if (!ir_ep_found)
- err("%s: no valid input (IR) endpoint found.", __func__);
+ pr_err("no valid input (IR) endpoint found\n");

ictx->tx_control = tx_control;

@@ -1935,8 +1932,7 @@ static struct imon_context *imon_init_intf0(struct usb_interface *intf)

ret = usb_submit_urb(ictx->rx_urb_intf0, GFP_KERNEL);
if (ret) {
- err("%s: usb_submit_urb failed for intf0 (%d)",
- __func__, ret);
+ pr_err("usb_submit_urb failed for intf0 (%d)\n", ret);
goto urb_submit_failed;
}

@@ -1968,7 +1964,7 @@ static struct imon_context *imon_init_intf1(struct usb_interface *intf,

rx_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!rx_urb) {
- err("%s: usb_alloc_urb failed for IR urb", __func__);
+ pr_err("usb_alloc_urb failed for IR urb\n");
goto rx_urb_alloc_failed;
}

@@ -2006,8 +2002,7 @@ static struct imon_context *imon_init_intf1(struct usb_interface *intf,
ret = usb_submit_urb(ictx->rx_urb_intf1, GFP_KERNEL);

if (ret) {
- err("%s: usb_submit_urb failed for intf1 (%d)",
- __func__, ret);
+ pr_err("usb_submit_urb failed for intf1 (%d)\n", ret);
goto urb_submit_failed;
}

@@ -2200,7 +2195,7 @@ static int __devinit imon_probe(struct usb_interface *interface,
if (ifnum == 0) {
ictx = imon_init_intf0(interface);
if (!ictx) {
- err("%s: failed to initialize context!\n", __func__);
+ pr_err("failed to initialize context!\n");
ret = -ENODEV;
goto fail;
}
@@ -2209,7 +2204,7 @@ static int __devinit imon_probe(struct usb_interface *interface,
/* this is the secondary interface on the device */
ictx = imon_init_intf1(interface, first_if_ctx);
if (!ictx) {
- err("%s: failed to attach to context!\n", __func__);
+ pr_err("failed to attach to context!\n");
ret = -ENODEV;
goto fail;
}
@@ -2236,8 +2231,8 @@ static int __devinit imon_probe(struct usb_interface *interface,
sysfs_err = sysfs_create_group(&interface->dev.kobj,
&imon_rf_attribute_group);
if (sysfs_err)
- err("%s: Could not create RF sysfs entries(%d)",
- __func__, sysfs_err);
+ pr_err("Could not create RF sysfs entries(%d)\n",
+ sysfs_err);
}

if (ictx->display_supported)
@@ -2387,7 +2382,7 @@ static int __init imon_init(void)

rc = usb_register(&imon_driver);
if (rc) {
- err("%s: usb register failed(%d)", __func__, rc);
+ pr_err("usb register failed(%d)\n", rc);
rc = -ENODEV;
}




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