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提交 40f1a5ab 编写于 作者: H H Hartley Sweeten 提交者： Greg Kroah-Hartman
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staging: comedi: usbdux: rename struct usbduxsub 

This struct is the comedi_device private data. For aesthetic reasons,
rename it to usbdux_private.
Signed-off-by: NH Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
上级 7382b5cd
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Showing with 45 addition and 53 deletion
drivers/staging/comedi/drivers/usbdux.c
浏览文件 @ 40f1a5ab
......@@ -228,15 +228,7 @@ static const struct comedi_lrange range_usbdux_ao_range = { 2, {
}
};
/*
* private structure of one subdevice
*/
/*
* This is the structure which holds all the data of
* this driver one sub device just now: A/D
*/
struct usbduxsub {
struct usbdux_private {
/* attached? */
int attached;
/* is it associated with a subdevice? */
......@@ -305,7 +297,7 @@ struct usbduxsub {
* _before_ any comedi command is issued. The usb subsystem must be initialised
* before comedi can access it.
*/
static struct usbduxsub usbduxsub[NUMUSBDUX];
static struct usbdux_private usbduxsub[NUMUSBDUX];
static DEFINE_SEMAPHORE(start_stop_sem);
......@@ -313,7 +305,7 @@ static DEFINE_SEMAPHORE(start_stop_sem);
* Stops the data acquision
* It should be safe to call this function from any context
*/
static int usbduxsub_unlink_inurbs(struct usbduxsub *usbduxsub_tmp)
static int usbduxsub_unlink_inurbs(struct usbdux_private *usbduxsub_tmp)
{
int i = 0;
int err = 0;
......@@ -338,7 +330,7 @@ static int usbduxsub_unlink_inurbs(struct usbduxsub *usbduxsub_tmp)
* Is called from within this driver from both the
* interrupt context and from comedi
*/
static int usbdux_ai_stop(struct usbduxsub *this_usbduxsub, int do_unlink)
static int usbdux_ai_stop(struct usbdux_private *this_usbduxsub, int do_unlink)
{
int ret = 0;
......@@ -365,7 +357,7 @@ static int usbdux_ai_stop(struct usbduxsub *this_usbduxsub, int do_unlink)
static int usbdux_ai_cancel(struct comedi_device *dev,
struct comedi_subdevice *s)
{
struct usbduxsub *this_usbduxsub;
struct usbdux_private *this_usbduxsub;
int res = 0;
/* force unlink of all urbs */
......@@ -391,13 +383,13 @@ static int usbdux_ai_cancel(struct comedi_device *dev,
static void usbduxsub_ai_isoc_irq(struct urb *urb)
{
int i, err, n;
struct usbduxsub *this_usbduxsub;
struct usbdux_private *this_usbduxsub;
struct comedi_device *this_comedidev;
struct comedi_subdevice *s;
/* the context variable points to the subdevice */
this_comedidev = urb->context;
/* the private structure of the subdevice is struct usbduxsub */
/* the private structure of the subdevice is struct usbdux_private */
this_usbduxsub = this_comedidev->private;
/* subdevice which is the AD converter */
s = &this_comedidev->subdevices[SUBDEV_AD];
......@@ -528,7 +520,7 @@ static void usbduxsub_ai_isoc_irq(struct urb *urb)
comedi_event(this_usbduxsub->comedidev, s);
}
static int usbduxsub_unlink_outurbs(struct usbduxsub *usbduxsub_tmp)
static int usbduxsub_unlink_outurbs(struct usbdux_private *usbduxsub_tmp)
{
int i = 0;
int err = 0;
......@@ -549,7 +541,7 @@ static int usbduxsub_unlink_outurbs(struct usbduxsub *usbduxsub_tmp)
/* This will cancel a running acquisition operation
* in any context.
*/
static int usbdux_ao_stop(struct usbduxsub *this_usbduxsub, int do_unlink)
static int usbdux_ao_stop(struct usbdux_private *this_usbduxsub, int do_unlink)
{
int ret = 0;
......@@ -569,7 +561,7 @@ static int usbdux_ao_stop(struct usbduxsub *this_usbduxsub, int do_unlink)
static int usbdux_ao_cancel(struct comedi_device *dev,
struct comedi_subdevice *s)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
int res = 0;
if (!this_usbduxsub)
......@@ -591,13 +583,13 @@ static void usbduxsub_ao_isoc_irq(struct urb *urb)
{
int i, ret;
int8_t *datap;
struct usbduxsub *this_usbduxsub;
struct usbdux_private *this_usbduxsub;
struct comedi_device *this_comedidev;
struct comedi_subdevice *s;
/* the context variable points to the subdevice */
this_comedidev = urb->context;
/* the private structure of the subdevice is struct usbduxsub */
/* the private structure of the subdevice is struct usbdux_private */
this_usbduxsub = this_comedidev->private;
s = &this_comedidev->subdevices[SUBDEV_DA];
......@@ -727,7 +719,7 @@ static int usbdux_firmware_upload(struct comedi_device *dev,
const u8 *data, size_t size,
unsigned long context)
{
struct usbduxsub *usbduxsub = dev->private;
struct usbdux_private *usbduxsub = dev->private;
struct usb_device *usb = usbduxsub->usbdev;
uint8_t *buf;
uint8_t *tmp;
......@@ -799,7 +791,7 @@ static int usbdux_firmware_upload(struct comedi_device *dev,
return ret;
}
static int usbduxsub_submit_inurbs(struct usbduxsub *usbduxsub)
static int usbduxsub_submit_inurbs(struct usbdux_private *usbduxsub)
{
int i, err_flag;
......@@ -831,7 +823,7 @@ static int usbduxsub_submit_inurbs(struct usbduxsub *usbduxsub)
return 0;
}
static int usbduxsub_submit_outurbs(struct usbduxsub *usbduxsub)
static int usbduxsub_submit_outurbs(struct usbdux_private *usbduxsub)
{
int i, err_flag;
......@@ -860,7 +852,7 @@ static int usbduxsub_submit_outurbs(struct usbduxsub *usbduxsub)
static int usbdux_ai_cmdtest(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_cmd *cmd)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
int err = 0, i;
unsigned int tmp_timer;
......@@ -968,7 +960,7 @@ static int8_t create_adc_command(unsigned int chan, int range)
#define SENDPWMON 7
#define SENDPWMOFF 8
static int send_dux_commands(struct usbduxsub *this_usbduxsub, int cmd_type)
static int send_dux_commands(struct usbdux_private *this_usbduxsub, int cmd_type)
{
int result, nsent;
......@@ -993,7 +985,7 @@ static int send_dux_commands(struct usbduxsub *this_usbduxsub, int cmd_type)
return result;
}
static int receive_dux_commands(struct usbduxsub *this_usbduxsub, int command)
static int receive_dux_commands(struct usbdux_private *this_usbduxsub, int command)
{
int result = (-EFAULT);
int nrec;
......@@ -1027,7 +1019,7 @@ static int usbdux_ai_inttrig(struct comedi_device *dev,
struct comedi_subdevice *s, unsigned int trignum)
{
int ret;
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
if (!this_usbduxsub)
return -EFAULT;
......@@ -1072,7 +1064,7 @@ static int usbdux_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
struct comedi_cmd *cmd = &s->async->cmd;
unsigned int chan, range;
int i, ret;
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
int result;
if (!this_usbduxsub)
......@@ -1192,7 +1184,7 @@ static int usbdux_ai_insn_read(struct comedi_device *dev,
unsigned int one = 0;
int chan, range;
int err;
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
if (!this_usbduxsub)
return 0;
......@@ -1252,7 +1244,7 @@ static int usbdux_ao_insn_read(struct comedi_device *dev,
{
int i;
int chan = CR_CHAN(insn->chanspec);
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
if (!this_usbduxsub)
return -EFAULT;
......@@ -1275,7 +1267,7 @@ static int usbdux_ao_insn_write(struct comedi_device *dev,
{
int i, err;
int chan = CR_CHAN(insn->chanspec);
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
if (!this_usbduxsub)
return -EFAULT;
......@@ -1324,7 +1316,7 @@ static int usbdux_ao_inttrig(struct comedi_device *dev,
struct comedi_subdevice *s, unsigned int trignum)
{
int ret;
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
if (!this_usbduxsub)
return -EFAULT;
......@@ -1365,7 +1357,7 @@ static int usbdux_ao_inttrig(struct comedi_device *dev,
static int usbdux_ao_cmdtest(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_cmd *cmd)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
int err = 0;
unsigned int flags;
......@@ -1454,7 +1446,7 @@ static int usbdux_ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
struct comedi_cmd *cmd = &s->async->cmd;
unsigned int chan, gain;
int i, ret;
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
if (!this_usbduxsub)
return -EFAULT;
......@@ -1593,7 +1585,7 @@ static int usbdux_dio_insn_bits(struct comedi_device *dev,
struct comedi_insn *insn, unsigned int *data)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
int err;
if (!this_usbduxsub)
......@@ -1636,7 +1628,7 @@ static int usbdux_counter_read(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
int chan = insn->chanspec;
int err;
......@@ -1671,7 +1663,7 @@ static int usbdux_counter_write(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
int err;
if (!this_usbduxsub)
......@@ -1709,7 +1701,7 @@ static int usbdux_counter_config(struct comedi_device *dev,
/***********************************/
/* PWM */
static int usbduxsub_unlink_pwm_urbs(struct usbduxsub *usbduxsub_tmp)
static int usbduxsub_unlink_pwm_urbs(struct usbdux_private *usbduxsub_tmp)
{
int err = 0;
......@@ -1725,7 +1717,7 @@ static int usbduxsub_unlink_pwm_urbs(struct usbduxsub *usbduxsub_tmp)
/* This cancels a running acquisition operation
* in any context.
*/
static int usbdux_pwm_stop(struct usbduxsub *this_usbduxsub, int do_unlink)
static int usbdux_pwm_stop(struct usbdux_private *this_usbduxsub, int do_unlink)
{
int ret = 0;
......@@ -1745,7 +1737,7 @@ static int usbdux_pwm_stop(struct usbduxsub *this_usbduxsub, int do_unlink)
static int usbdux_pwm_cancel(struct comedi_device *dev,
struct comedi_subdevice *s)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
int res = 0;
/* unlink only if it is really running */
......@@ -1761,7 +1753,7 @@ static int usbdux_pwm_cancel(struct comedi_device *dev,
static void usbduxsub_pwm_irq(struct urb *urb)
{
int ret;
struct usbduxsub *this_usbduxsub;
struct usbdux_private *this_usbduxsub;
struct comedi_device *this_comedidev;
struct comedi_subdevice *s;
......@@ -1769,7 +1761,7 @@ static void usbduxsub_pwm_irq(struct urb *urb)
/* the context variable points to the subdevice */
this_comedidev = urb->context;
/* the private structure of the subdevice is struct usbduxsub */
/* the private structure of the subdevice is struct usbdux_private */
this_usbduxsub = this_comedidev->private;
s = &this_comedidev->subdevices[SUBDEV_DA];
......@@ -1827,7 +1819,7 @@ static void usbduxsub_pwm_irq(struct urb *urb)
}
}
static int usbduxsub_submit_pwm_urbs(struct usbduxsub *usbduxsub)
static int usbduxsub_submit_pwm_urbs(struct usbdux_private *usbduxsub)
{
int err_flag;
......@@ -1857,7 +1849,7 @@ static int usbduxsub_submit_pwm_urbs(struct usbduxsub *usbduxsub)
static int usbdux_pwm_period(struct comedi_device *dev,
struct comedi_subdevice *s, unsigned int period)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
int fx2delay = 255;
if (period < MIN_PWM_PERIOD) {
......@@ -1886,7 +1878,7 @@ static int usbdux_pwm_start(struct comedi_device *dev,
struct comedi_subdevice *s)
{
int ret, i;
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
dev_dbg(&this_usbduxsub->interface->dev, "comedi%d: %s\n",
dev->minor, __func__);
......@@ -1919,7 +1911,7 @@ static int usbdux_pwm_pattern(struct comedi_device *dev,
struct comedi_subdevice *s, int channel,
unsigned int value, unsigned int sign)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
int i, szbuf;
char *p_buf;
char pwm_mask;
......@@ -1961,7 +1953,7 @@ static int usbdux_pwm_write(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
if (!this_usbduxsub)
return -EFAULT;
......@@ -1995,7 +1987,7 @@ static int usbdux_pwm_config(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
struct usbduxsub *this_usbduxsub = dev->private;
struct usbdux_private *this_usbduxsub = dev->private;
switch (data[0]) {
case INSN_CONFIG_ARM:
/* switch it on */
......@@ -2046,7 +2038,7 @@ static int usbdux_pwm_config(struct comedi_device *dev,
/* end of PWM */
/*****************************************************************/
static void tidy_up(struct usbduxsub *usbduxsub_tmp)
static void tidy_up(struct usbdux_private *usbduxsub_tmp)
{
int i;
......@@ -2119,7 +2111,7 @@ static void tidy_up(struct usbduxsub *usbduxsub_tmp)
}
static int usbdux_attach_common(struct comedi_device *dev,
struct usbduxsub *udev)
struct usbdux_private *udev)
{
int ret;
struct comedi_subdevice *s = NULL;
......@@ -2250,7 +2242,7 @@ static int usbdux_auto_attach(struct comedi_device *dev,
unsigned long context_unused)
{
struct usb_interface *uinterf = comedi_to_usb_interface(dev);
struct usbduxsub *this_usbduxsub = usb_get_intfdata(uinterf);
struct usbdux_private *this_usbduxsub = usb_get_intfdata(uinterf);
struct usb_device *usb = usbduxsub->usbdev;
int ret;
......@@ -2281,7 +2273,7 @@ static int usbdux_auto_attach(struct comedi_device *dev,
static void usbdux_detach(struct comedi_device *dev)
{
struct usbduxsub *usb = dev->private;
struct usbdux_private *usb = dev->private;
if (usb) {
down(&usb->sem);
......@@ -2527,7 +2519,7 @@ static int usbdux_usb_probe(struct usb_interface *uinterf,
static void usbdux_usb_disconnect(struct usb_interface *intf)
{
struct usbduxsub *usbduxsub_tmp = usb_get_intfdata(intf);
struct usbdux_private *usbduxsub_tmp = usb_get_intfdata(intf);
struct usb_device *udev = interface_to_usbdev(intf);
if (!usbduxsub_tmp) {
......
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