Staging: comedi: usbdux: remove kernel version checks

Now that we are in the kernel tree, these ifdefs are not needed.

Cc: Bernd Porr <BerndPorr@f2s.com>
Cc: David Schleef <ds@schleef.org>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/comedi/drivers/usbdux.c b/drivers/staging/comedi/drivers/usbdux.c
index 3320553..331dc59 100644 (file)
--- a/drivers/staging/comedi/drivers/usbdux.c
+++ b/drivers/staging/comedi/drivers/usbdux.c
@@ -251,10 +251,8 @@ typedef struct {
        int16_t *outBuffer;
        // interface number
        int ifnum;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
        // interface structure in 2.6
        struct usb_interface *interface;
-#endif
        // comedi device for the interrupt context
        comedi_device *comedidev;
        // is it USB_SPEED_HIGH or not?
@@ -301,24 +299,14 @@ static DECLARE_MUTEX(start_stop_sem);
 static int usbduxsub_unlink_InURBs(usbduxsub_t * usbduxsub_tmp)
 {
        int i = 0;
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8)
-       int j = 0;
-#endif
        int err = 0;
 
        if (usbduxsub_tmp && usbduxsub_tmp->urbIn) {
                for (i = 0; i < usbduxsub_tmp->numOfInBuffers; i++) {
                        if (usbduxsub_tmp->urbIn[i]) {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8)
-                               j = usb_unlink_urb(usbduxsub_tmp->urbIn[i]);
-                               if (j < 0) {
-                                       err = j;
-                               }
-#else
                                // We wait here until all transfers
                                // have been cancelled.
                                usb_kill_urb(usbduxsub_tmp->urbIn[i]);
-#endif
                        }
 #ifdef NOISY_DUX_DEBUGBUG
                        printk("comedi: usbdux: unlinked InURB %d, err=%d\n",
@@ -385,11 +373,7 @@ static int usbdux_ai_cancel(comedi_device * dev, comedi_subdevice * s)
 
 // analogue IN
 // interrupt service routine
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
 static void usbduxsub_ai_IsocIrq(struct urb *urb)
-#else
-static void usbduxsub_ai_IsocIrq(struct urb *urb PT_REGS_ARG)
-#endif
 {
        int i, err, n;
        usbduxsub_t *this_usbduxsub;
@@ -537,23 +521,13 @@ static void usbduxsub_ai_IsocIrq(struct urb *urb PT_REGS_ARG)
 static int usbduxsub_unlink_OutURBs(usbduxsub_t * usbduxsub_tmp)
 {
        int i = 0;
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8)
-       int j = 0;
-#endif
 
        int err = 0;
 
        if (usbduxsub_tmp && usbduxsub_tmp->urbOut) {
                for (i = 0; i < usbduxsub_tmp->numOfOutBuffers; i++) {
                        if (usbduxsub_tmp->urbOut[i]) {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8)
-                               j = usb_unlink_urb(usbduxsub_tmp->urbOut[i]);
-                               if (j < err) {
-                                       err = j;
-                               }
-#else
                                usb_kill_urb(usbduxsub_tmp->urbOut[i]);
-#endif
                        }
 #ifdef NOISY_DUX_DEBUGBUG
                        printk("comedi: usbdux: unlinked OutURB %d: res=%d\n",
@@ -612,13 +586,8 @@ static int usbdux_ao_cancel(comedi_device * dev, comedi_subdevice * s)
        return res;
 }
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
 static void usbduxsub_ao_IsocIrq(struct urb *urb)
 {
-#else
-static void usbduxsub_ao_IsocIrq(struct urb *urb PT_REGS_ARG)
-{
-#endif
        int i, ret;
        int8_t *datap;
        usbduxsub_t *this_usbduxsub;
@@ -1851,23 +1820,11 @@ static int usbdux_counter_config(comedi_device * dev, comedi_subdevice * s,
 
 static int usbduxsub_unlink_PwmURBs(usbduxsub_t * usbduxsub_tmp)
 {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8)
-       int j = 0;
-#endif
-
        int err = 0;
 
        if (usbduxsub_tmp && usbduxsub_tmp->urbPwm) {
-               if (usbduxsub_tmp->urbPwm) {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8)
-                       j = usb_unlink_urb(usbduxsub_tmp->urbPwm);
-                       if (j < err) {
-                               err = j;
-                       }
-#else
+               if (usbduxsub_tmp->urbPwm)
                        usb_kill_urb(usbduxsub_tmp->urbPwm);
-#endif
-               }
 #ifdef NOISY_DUX_DEBUGBUG
                printk("comedi: usbdux: unlinked PwmURB: res=%d\n", err);
 #endif
@@ -1921,13 +1878,8 @@ static int usbdux_pwm_cancel(comedi_device * dev, comedi_subdevice * s)
        return res;
 }
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) || LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19)
 static void usbduxsub_pwm_irq(struct urb *urb)
 {
-#else
-static void usbduxsub_pwm_irq(struct urb *urb, struct pt_regs *regs)
-{
-#endif
        int ret;
        usbduxsub_t *this_usbduxsub;
        comedi_device *this_comedidev;
@@ -2224,12 +2176,9 @@ static void tidy_up(usbduxsub_t * usbduxsub_tmp)
        if (!usbduxsub_tmp) {
                return;
        }
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
        // shows the usb subsystem that the driver is down
-       if (usbduxsub_tmp->interface) {
+       if (usbduxsub_tmp->interface)
                usb_set_intfdata(usbduxsub_tmp->interface, NULL);
-       }
-#endif
 
        usbduxsub_tmp->probed = 0;
 
@@ -2244,9 +2193,7 @@ static void tidy_up(usbduxsub_t * usbduxsub_tmp)
                                usbduxsub_tmp->urbIn[i]->transfer_buffer = NULL;
                        }
                        if (usbduxsub_tmp->urbIn[i]) {
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,8)
                                usb_kill_urb(usbduxsub_tmp->urbIn[i]);
-#endif
                                usb_free_urb(usbduxsub_tmp->urbIn[i]);
                                usbduxsub_tmp->urbIn[i] = NULL;
                        }
@@ -2267,9 +2214,7 @@ static void tidy_up(usbduxsub_t * usbduxsub_tmp)
                                        NULL;
                        }
                        if (usbduxsub_tmp->urbOut[i]) {
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,8)
                                usb_kill_urb(usbduxsub_tmp->urbOut[i]);
-#endif
                                usb_free_urb(usbduxsub_tmp->urbOut[i]);
                                usbduxsub_tmp->urbOut[i] = NULL;
                        }
@@ -2286,9 +2231,7 @@ static void tidy_up(usbduxsub_t * usbduxsub_tmp)
                        kfree(usbduxsub_tmp->urbPwm->transfer_buffer);
                        usbduxsub_tmp->urbPwm->transfer_buffer = NULL;
                }
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,8)
                usb_kill_urb(usbduxsub_tmp->urbPwm);
-#endif
                usb_free_urb(usbduxsub_tmp->urbPwm);
                usbduxsub_tmp->urbPwm = NULL;
        }
@@ -2434,16 +2377,10 @@ static int read_firmware(usbduxsub_t * usbduxsub, void *firmwarePtr, long size)
 }
 
 // allocate memory for the urbs and initialise them
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
-static void *usbduxsub_probe(struct usb_device *udev,
-       unsigned int interfnum, const struct usb_device_id *id)
-{
-#else
 static int usbduxsub_probe(struct usb_interface *uinterf,
        const struct usb_device_id *id)
 {
        struct usb_device *udev = interface_to_usbdev(uinterf);
-#endif
        int i;
        int index;
 
@@ -2474,10 +2411,6 @@ static int usbduxsub_probe(struct usb_interface *uinterf,
        // save a pointer to the usb device
        usbduxsub[index].usbdev = udev;
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
-       // save the interface number
-       usbduxsub[index].ifnum = interfnum;
-#else
        // 2.6: save the interface itself
        usbduxsub[index].interface = uinterf;
        // get the interface number from the interface
@@ -2485,7 +2418,6 @@ static int usbduxsub_probe(struct usb_interface *uinterf,
        // hand the private data over to the usb subsystem
        // will be needed for disconnect
        usb_set_intfdata(uinterf, &(usbduxsub[index]));
-#endif
 
 #ifdef CONFIG_COMEDI_DEBUG
        printk("comedi_: usbdux: ifnum=%d\n", usbduxsub[index].ifnum);
@@ -2678,24 +2610,15 @@ static int usbduxsub_probe(struct usb_interface *uinterf,
        usbduxsub[index].probed = 1;
        up(&start_stop_sem);
        printk("comedi_: usbdux%d has been successfully initialised.\n", index);
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
-       return (void *)(&usbduxsub[index]);
-#else
        // success
        return 0;
-#endif
 }
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
-static void usbduxsub_disconnect(struct usb_device *udev, void *ptr)
-{
-       usbduxsub_t *usbduxsub_tmp = (usbduxsub_t *) ptr;
-#else
 static void usbduxsub_disconnect(struct usb_interface *intf)
 {
        usbduxsub_t *usbduxsub_tmp = usb_get_intfdata(intf);
        struct usb_device *udev = interface_to_usbdev(intf);
-#endif
+
        if (!usbduxsub_tmp) {
                printk("comedi_: usbdux: disconnect called with null pointer.\n");
                return;