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Date: Fri, 4 May 2012 11:23:54 -0700
From: H Hartley Sweeten <hartleys@...ionengravers.com>
To: Linux Kernel <linux-kernel@...r.kernel.org>
CC: <devel@...verdev.osuosl.org>, <abbotti@....co.uk>,
<fmhess@...rs.sourceforge.net>, <gregkh@...uxfoundation.org>
Subject: [PATCH] staging: comedi: remove debug tracing in vmk80xx driver
The vmk80xx driver uses a non-existant Kconfig symbol to enable
function call debug tracing. This output is really just noise
and doesn't serve any useful purpose. Remove all it's uses in
the driver.
Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Ian Abbott <abbotti@....co.uk>
Cc: Mori Hess <fmhess@...rs.sourceforge.net>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c
index a7db686..d0e1065 100644
--- a/drivers/staging/comedi/drivers/vmk80xx.c
+++ b/drivers/staging/comedi/drivers/vmk80xx.c
@@ -151,27 +151,12 @@ MODULE_DEVICE_TABLE(usb, vmk80xx_id_table);
#define URB_RCV_FLAG (1 << 0)
#define URB_SND_FLAG (1 << 1)
-#define CONFIG_VMK80XX_DEBUG
-#undef CONFIG_VMK80XX_DEBUG
-
-#ifdef CONFIG_VMK80XX_DEBUG
-static int dbgvm = 1;
-#else
-static int dbgvm;
-#endif
-
#ifdef CONFIG_COMEDI_DEBUG
static int dbgcm = 1;
#else
static int dbgcm;
#endif
-#define dbgvm(fmt, arg...) \
-do { \
- if (dbgvm) \
- printk(KERN_DEBUG fmt, ##arg); \
-} while (0)
-
#define dbgcm(fmt, arg...) \
do { \
if (dbgcm) \
@@ -254,8 +239,6 @@ static void vmk80xx_tx_callback(struct urb *urb)
struct vmk80xx_usb *dev = urb->context;
int stat = urb->status;
- dbgvm("vmk80xx: %s\n", __func__);
-
if (stat && !(stat == -ENOENT
|| stat == -ECONNRESET || stat == -ESHUTDOWN))
dbgcm("comedi#: vmk80xx: %s - nonzero urb status (%d)\n",
@@ -274,8 +257,6 @@ static void vmk80xx_rx_callback(struct urb *urb)
struct vmk80xx_usb *dev = urb->context;
int stat = urb->status;
- dbgvm("vmk80xx: %s\n", __func__);
-
switch (stat) {
case 0:
break;
@@ -316,8 +297,6 @@ static int vmk80xx_check_data_link(struct vmk80xx_usb *dev)
unsigned char tx[1];
unsigned char rx[2];
- dbgvm("vmk80xx: %s\n", __func__);
-
tx_pipe = usb_sndbulkpipe(dev->udev, 0x01);
rx_pipe = usb_rcvbulkpipe(dev->udev, 0x81);
@@ -342,8 +321,6 @@ static void vmk80xx_read_eeprom(struct vmk80xx_usb *dev, int flag)
unsigned char rx[64];
int cnt;
- dbgvm("vmk80xx: %s\n", __func__);
-
tx_pipe = usb_sndbulkpipe(dev->udev, 0x01);
rx_pipe = usb_rcvbulkpipe(dev->udev, 0x81);
@@ -371,8 +348,6 @@ static int vmk80xx_reset_device(struct vmk80xx_usb *dev)
int ival;
size_t size;
- dbgvm("vmk80xx: %s\n", __func__);
-
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb)
return -ENOMEM;
@@ -410,8 +385,6 @@ static void vmk80xx_build_int_urb(struct urb *urb, int flag)
void (*callback) (struct urb *);
int ival;
- dbgvm("vmk80xx: %s\n", __func__);
-
if (flag & URB_RCV_FLAG) {
rx_addr = dev->ep_rx->bEndpointAddress;
pipe = usb_rcvintpipe(dev->udev, rx_addr);
@@ -439,8 +412,6 @@ static void vmk80xx_do_bulk_msg(struct vmk80xx_usb *dev)
unsigned int rx_pipe;
size_t size;
- dbgvm("vmk80xx: %s\n", __func__);
-
set_bit(TRANS_IN_BUSY, &dev->flags);
set_bit(TRANS_OUT_BUSY, &dev->flags);
@@ -468,8 +439,6 @@ static int vmk80xx_read_packet(struct vmk80xx_usb *dev)
struct urb *urb;
int retval;
- dbgvm("vmk80xx: %s\n", __func__);
-
if (!dev->intf)
return -ENODEV;
@@ -516,8 +485,6 @@ static int vmk80xx_write_packet(struct vmk80xx_usb *dev, int cmd)
struct urb *urb;
int retval;
- dbgvm("vmk80xx: %s\n", __func__);
-
if (!dev->intf)
return -ENODEV;
@@ -592,8 +559,6 @@ static int vmk80xx_ai_rinsn(struct comedi_device *cdev,
int reg[2];
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_IN);
if (n)
return n;
@@ -645,8 +610,6 @@ static int vmk80xx_ao_winsn(struct comedi_device *cdev,
int reg;
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_OUT);
if (n)
return n;
@@ -690,8 +653,6 @@ static int vmk80xx_ao_rinsn(struct comedi_device *cdev,
int reg;
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_IN);
if (n)
return n;
@@ -724,8 +685,6 @@ static int vmk80xx_di_bits(struct comedi_device *cdev,
int reg;
int retval;
- dbgvm("vmk80xx: %s\n", __func__);
-
retval = rudimentary_check(dev, DIR_IN);
if (retval)
return retval;
@@ -770,8 +729,6 @@ static int vmk80xx_di_rinsn(struct comedi_device *cdev,
int inp;
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_IN);
if (n)
return n;
@@ -817,8 +774,6 @@ static int vmk80xx_do_winsn(struct comedi_device *cdev,
int cmd;
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_OUT);
if (n)
return n;
@@ -865,8 +820,6 @@ static int vmk80xx_do_rinsn(struct comedi_device *cdev,
int reg;
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_IN);
if (n)
return n;
@@ -899,8 +852,6 @@ static int vmk80xx_do_bits(struct comedi_device *cdev,
int dir, reg, cmd;
int retval;
- dbgvm("vmk80xx: %s\n", __func__);
-
dir = 0;
if (data[0])
@@ -966,8 +917,6 @@ static int vmk80xx_cnt_rinsn(struct comedi_device *cdev,
int reg[2];
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_IN);
if (n)
return n;
@@ -1016,8 +965,6 @@ static int vmk80xx_cnt_cinsn(struct comedi_device *cdev,
int reg;
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_OUT);
if (n)
return n;
@@ -1064,8 +1011,6 @@ static int vmk80xx_cnt_winsn(struct comedi_device *cdev,
int cmd;
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_OUT);
if (n)
return n;
@@ -1110,8 +1055,6 @@ static int vmk80xx_pwm_rinsn(struct comedi_device *cdev,
int reg[2];
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_IN);
if (n)
return n;
@@ -1145,8 +1088,6 @@ static int vmk80xx_pwm_winsn(struct comedi_device *cdev,
int cmd;
int n;
- dbgvm("vmk80xx: %s\n", __func__);
-
n = rudimentary_check(dev, DIR_OUT);
if (n)
return n;
@@ -1195,8 +1136,6 @@ static int vmk80xx_attach(struct comedi_device *cdev,
struct comedi_subdevice *s;
int minor;
- dbgvm("vmk80xx: %s\n", __func__);
-
mutex_lock(&glb_mutex);
for (i = 0; i < VMK80XX_MAX_BOARDS; i++)
@@ -1316,8 +1255,6 @@ static int vmk80xx_detach(struct comedi_device *cdev)
struct vmk80xx_usb *dev;
int minor;
- dbgvm("vmk80xx: %s\n", __func__);
-
if (!cdev)
return -EFAULT;
@@ -1350,8 +1287,6 @@ static int vmk80xx_probe(struct usb_interface *intf,
struct usb_endpoint_descriptor *ep_desc;
size_t size;
- dbgvm("vmk80xx: %s\n", __func__);
-
mutex_lock(&glb_mutex);
for (i = 0; i < VMK80XX_MAX_BOARDS; i++)
@@ -1499,8 +1434,6 @@ static void vmk80xx_disconnect(struct usb_interface *intf)
{
struct vmk80xx_usb *dev = usb_get_intfdata(intf);
- dbgvm("vmk80xx: %s\n", __func__);
-
if (!dev)
return;
--
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