1 files changed, 115 insertions, 91 deletions

diff --git a/drivers/staging/line6/pod.c b/drivers/staging/line6/pod.c
index 614e9dc2ad1..fa5caa245d8 100644
--- a/drivers/staging/line6/pod.c
+++ b/drivers/staging/line6/pod.c
@@ -113,7 +113,7 @@ static struct line6_pcm_properties pod_pcm_properties = {
 
 static const char pod_request_version[] = { 0xf0, 0x7e, 0x7f, 0x06, 0x01, 0xf7 };
 static const char pod_request_channel[] = { 0xf0, 0x00, 0x01, 0x0c, 0x03, 0x75, 0xf7 };
-static const char pod_version_header [] = { 0xf2, 0x7e, 0x7f, 0x06, 0x02 };
+static const char pod_version_header[]  = { 0xf2, 0x7e, 0x7f, 0x06, 0x02 };
 
 
 /*
@@ -123,7 +123,7 @@ static void pod_mark_batch_all_dirty(struct usb_line6_pod *pod)
 {
         int i;
 
-        for(i = POD_CONTROL_SIZE; i--;)
+        for (i = POD_CONTROL_SIZE; i--;)
                 set_bit(i, pod->param_dirty);
 }
 
@@ -153,20 +153,19 @@ static void pod_startup_timeout(unsigned long arg)
         int request = REQUEST_NONE;
         struct usb_line6_pod *pod = (struct usb_line6_pod *)arg;
 
-        if(pod->dumpreq.ok) {
-                if(!pod->versionreq_ok)
+        if (pod->dumpreq.ok) {
+                if (!pod->versionreq_ok)
                         request = REQUEST_VERSION;
-        }
-        else {
-                if(pod->versionreq_ok)
+        } else {
+                if (pod->versionreq_ok)
                         request = REQUEST_DUMP;
-                else if(pod->startup_count++ & 1)
+                else if (pod->startup_count++ & 1)
                         request = REQUEST_DUMP;
                 else
                         request = REQUEST_VERSION;
         }
 
-        switch(request) {
+        switch (request) {
         case REQUEST_DUMP:
                 line6_dump_request_async(&pod->dumpreq, &pod->line6, 0);
                 break;
@@ -194,8 +193,11 @@ static void pod_dump(struct usb_line6_pod *pod, const unsigned char *data)
 {
         int size = 1 + sizeof(pod->prog_data);
         char *sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_DUMP, size);
-        if(!sysex) return;
-        sysex[SYSEX_DATA_OFS] = 5;  /* Don't know what this is good for, but PODxt Pro transmits it, so we also do... */
+        if (!sysex)
+                return;
+        /* Don't know what this is good for, but PODxt Pro transmits it, so we
+         * also do... */
+        sysex[SYSEX_DATA_OFS] = 5;
         memcpy(sysex + SYSEX_DATA_OFS + 1, data, sizeof(pod->prog_data));
         line6_send_sysex_message(&pod->line6, sysex, size);
         memcpy(&pod->prog_data, data, sizeof(pod->prog_data));
@@ -230,7 +232,7 @@ void pod_process_message(struct usb_line6_pod *pod)
         const unsigned char *buf = pod->line6.buffer_message;
 
         /* filter messages by type */
-        switch(buf[0] & 0xf0) {
+        switch (buf[0] & 0xf0) {
         case LINE6_PARAM_CHANGE:
         case LINE6_PROGRAM_CHANGE:
         case LINE6_SYSEX_BEGIN:
@@ -241,13 +243,15 @@ void pod_process_message(struct usb_line6_pod *pod)
         }
 
         /* process all remaining messages */
-        switch(buf[0]) {
+        switch (buf[0]) {
         case LINE6_PARAM_CHANGE | LINE6_CHANNEL_DEVICE:
                 pod_store_parameter(pod, buf[1], buf[2]);
                 /* intentionally no break here! */
 
         case LINE6_PARAM_CHANGE | LINE6_CHANNEL_HOST:
-                if((buf[1] == POD_amp_model_setup) || (buf[1] == POD_effect_setup))  /* these also affect other settings */
+                if ((buf[1] == POD_amp_model_setup) ||
+                    (buf[1] == POD_effect_setup))
+                        /* these also affect other settings */
                         line6_dump_request_async(&pod->dumpreq, &pod->line6, 0);
 
                 break;
@@ -262,11 +266,11 @@ void pod_process_message(struct usb_line6_pod *pod)
 
         case LINE6_SYSEX_BEGIN | LINE6_CHANNEL_DEVICE:
         case LINE6_SYSEX_BEGIN | LINE6_CHANNEL_UNKNOWN:
-                if(memcmp(buf + 1, line6_midi_id, sizeof(line6_midi_id)) == 0) {
-                        switch(buf[5]) {
+                if (memcmp(buf + 1, line6_midi_id, sizeof(line6_midi_id)) == 0) {
+                        switch (buf[5]) {
                         case POD_SYSEX_DUMP:
-                                if(pod->line6.message_length == sizeof(pod->prog_data) + 7) {
-                                        switch(pod->dumpreq.in_progress) {
+                                if (pod->line6.message_length == sizeof(pod->prog_data) + 7) {
+                                        switch (pod->dumpreq.in_progress) {
                                         case LINE6_DUMP_CURRENT:
                                                 memcpy(&pod->prog_data, buf + 7, sizeof(pod->prog_data));
                                                 pod_mark_batch_all_dirty(pod);
@@ -282,8 +286,7 @@ void pod_process_message(struct usb_line6_pod *pod)
                                         }
 
                                         line6_dump_finished(&pod->dumpreq);
-                                }
-                                else
+                                } else
                                         DEBUG_MESSAGES(dev_err(pod->line6.ifcdev, "wrong size of channel dump message (%d instead of %d)\n",
                                                                                                                                  pod->line6.message_length, (int)sizeof(pod->prog_data) + 7));
 
@@ -298,7 +301,7 @@ void pod_process_message(struct usb_line6_pod *pod)
                                                 wake_up_interruptible(&pod->x.wait); \
                                                 break;
 
-                                switch(buf[6]) {
+                                switch (buf[6]) {
                                         PROCESS_SYSTEM_PARAM(monitor_level);
                                         PROCESS_SYSTEM_PARAM(routing);
                                         PROCESS_SYSTEM_PARAM(tuner_mute);
@@ -336,9 +339,8 @@ void pod_process_message(struct usb_line6_pod *pod)
                         default:
                                 DEBUG_MESSAGES(dev_err(pod->line6.ifcdev, "unknown sysex message %02X\n", buf[5]));
                         }
-                }
-                else if(memcmp(buf, pod_version_header, sizeof(pod_version_header)) == 0) {
-                        if(pod->versionreq_ok == 0) {
+                } else if (memcmp(buf, pod_version_header, sizeof(pod_version_header)) == 0) {
+                        if (pod->versionreq_ok == 0) {
                                 pod->firmware_version = buf[13] * 100 + buf[14] * 10 + buf[15];
                                 pod->device_id = ((int)buf[8] << 16) | ((int)buf[9] << 8) | (int)buf[10];
                                 pod->versionreq_ok = 1;
@@ -347,11 +349,9 @@ void pod_process_message(struct usb_line6_pod *pod)
                                          handler to create the special files: */
                                 INIT_WORK(&pod->create_files_work, pod_create_files_work);
                                 queue_work(line6_workqueue, &pod->create_files_work);
-                        }
-                        else
+                        } else
                                 DEBUG_MESSAGES(dev_err(pod->line6.ifcdev, "multiple firmware version message\n"));
-                }
-                else
+                } else
                         DEBUG_MESSAGES(dev_err(pod->line6.ifcdev, "unknown sysex header\n"));
 
                 break;
@@ -379,16 +379,15 @@ void pod_midi_postprocess(struct usb_line6_pod *pod, unsigned char *data, int le
 {
         int i;
 
-        if(!pod->midi_postprocess)
+        if (!pod->midi_postprocess)
                 return;
 
-        for(i = 0; i < length; ++i) {
-                if(data[i] == (LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_HOST)) {
+        for (i = 0; i < length; ++i) {
+                if (data[i] == (LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_HOST)) {
                         line6_invalidate_current(&pod->dumpreq);
                         break;
-                }
-                else if((data[i] == (LINE6_PARAM_CHANGE | LINE6_CHANNEL_HOST)) && (i < length - 1))
-                        if((data[i + 1] == POD_amp_model_setup) || (data[i + 1] == POD_effect_setup)) {
+                } else if ((data[i] == (LINE6_PARAM_CHANGE | LINE6_CHANNEL_HOST)) && (i < length - 1))
+                        if ((data[i + 1] == POD_amp_model_setup) || (data[i + 1] == POD_effect_setup)) {
                                 line6_invalidate_current(&pod->dumpreq);
                                 break;
                         }
@@ -402,7 +401,7 @@ static void pod_send_channel(struct usb_line6_pod *pod, int value)
 {
         line6_invalidate_current(&pod->dumpreq);
 
-        if(line6_send_program(&pod->line6, value) == 0)
+        if (line6_send_program(&pod->line6, value) == 0)
                 pod->channel_num = value;
         else
                 line6_dump_finished(&pod->dumpreq);
@@ -413,10 +412,10 @@ static void pod_send_channel(struct usb_line6_pod *pod, int value)
 */
 void pod_transmit_parameter(struct usb_line6_pod *pod, int param, int value)
 {
-        if(line6_transmit_parameter(&pod->line6, param, value) == 0)
+        if (line6_transmit_parameter(&pod->line6, param, value) == 0)
                 pod_store_parameter(pod, param, value);
 
-        if((param == POD_amp_model_setup) || (param == POD_effect_setup))  /* these also affect other settings */
+        if ((param == POD_amp_model_setup) || (param == POD_effect_setup))  /* these also affect other settings */
                 line6_invalidate_current(&pod->dumpreq);
 }
 
@@ -442,7 +441,8 @@ static ssize_t pod_send_store_command(struct device *dev, const char *buf, size_
 
         int size = 3 + sizeof(pod->prog_data_buf);
         char *sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_STORE, size);
-        if(!sysex) return 0;
+        if (!sysex)
+                return 0;
 
         sysex[SYSEX_DATA_OFS] = 5;  /* see pod_dump() */
         pod_resolve(buf, block0, block1, sysex + SYSEX_DATA_OFS + 1);
@@ -461,17 +461,18 @@ static ssize_t pod_send_retrieve_command(struct device *dev, const char *buf, si
 {
         struct usb_interface *interface = to_usb_interface(dev);
         struct usb_line6_pod *pod = usb_get_intfdata(interface);
-
         int size = 4;
         char *sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_DUMPMEM, size);
-        if(!sysex) return 0;
+
+        if (!sysex)
+                return 0;
 
         pod_resolve(buf, block0, block1, sysex + SYSEX_DATA_OFS);
         sysex[SYSEX_DATA_OFS + 2] = 0;
         sysex[SYSEX_DATA_OFS + 3] = 0;
         line6_dump_started(&pod->dumpreq, POD_DUMP_MEMORY);
 
-        if(line6_send_sysex_message(&pod->line6, sysex, size) < size)
+        if (line6_send_sysex_message(&pod->line6, sysex, size) < size)
                 line6_dump_finished(&pod->dumpreq);
 
         kfree(sysex);
@@ -490,12 +491,15 @@ static ssize_t get_name_generic(struct usb_line6_pod *pod, const char *str, char
         char *last_non_space = buf;
 
         int retval = line6_wait_dump(&pod->dumpreq, 0);
-        if(retval < 0) return retval;
+        if (retval < 0)
+                return retval;
 
-        for(p1 = str, p2 = buf; *p1; ++p1, ++p2) {
+        for (p1 = str, p2 = buf; *p1; ++p1, ++p2) {
                 *p2 = *p1;
-                if(*p2 != ' ') last_non_space = p2;
-                if(++length == POD_NAME_LENGTH) break;
+                if (*p2 != ' ')
+                        last_non_space = p2;
+                if (++length == POD_NAME_LENGTH)
+                        break;
         }
 
         *(last_non_space + 1) = '\n';
@@ -558,7 +562,8 @@ static ssize_t pod_get_dump(struct device *dev, struct device_attribute *attr,
         struct usb_interface *interface = to_usb_interface(dev);
         struct usb_line6_pod *pod = usb_get_intfdata(interface);
         int retval = line6_wait_dump(&pod->dumpreq, 0);
-        if(retval < 0) return retval;
+        if (retval < 0)
+                return retval;
         memcpy(buf, &pod->prog_data, sizeof(pod->prog_data));
         return sizeof(pod->prog_data);
 }
@@ -572,7 +577,7 @@ static ssize_t pod_set_dump(struct device *dev, struct device_attribute *attr,
         struct usb_interface *interface = to_usb_interface(dev);
         struct usb_line6_pod *pod = usb_get_intfdata(interface);
 
-        if(count != sizeof(pod->prog_data)) {
+        if (count != sizeof(pod->prog_data)) {
                 dev_err(pod->line6.ifcdev,
                                                 "data block must be exactly %d bytes\n",
                                                 (int)sizeof(pod->prog_data));
@@ -595,13 +600,14 @@ static ssize_t pod_get_system_param(struct usb_line6_pod *pod, char *buf, int co
         int retval = 0;
         DECLARE_WAITQUEUE(wait, current);
 
-        if(((pod->prog_data.control[POD_tuner] & 0x40) == 0) && tuner)
+        if (((pod->prog_data.control[POD_tuner] & 0x40) == 0) && tuner)
                 return -ENODEV;
 
         /* send value request to tuner: */
         param->value = POD_system_invalid;
         sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_SYSTEMREQ, size);
-        if(!sysex) return 0;
+        if (!sysex)
+                return 0;
         sysex[SYSEX_DATA_OFS] = code;
         line6_send_sysex_message(&pod->line6, sysex, size);
         kfree(sysex);
@@ -610,19 +616,18 @@ static ssize_t pod_get_system_param(struct usb_line6_pod *pod, char *buf, int co
         add_wait_queue(&param->wait, &wait);
         current->state = TASK_INTERRUPTIBLE;
 
-        while(param->value == POD_system_invalid) {
-                if(signal_pending(current)) {
+        while (param->value == POD_system_invalid) {
+                if (signal_pending(current)) {
                         retval = -ERESTARTSYS;
                         break;
-                }
-                else
+                } else
                         schedule();
         }
 
         current->state = TASK_RUNNING;
         remove_wait_queue(&param->wait, &wait);
 
-        if(retval < 0)
+        if (retval < 0)
                 return retval;
 
         value = sign ? (int)(signed short)param->value : (int)(unsigned short)param->value;
@@ -633,18 +638,21 @@ static ssize_t pod_get_system_param(struct usb_line6_pod *pod, char *buf, int co
         Send system parameter.
         @param tuner non-zero, if code refers to a tuner parameter
 */
-static ssize_t pod_set_system_param(struct usb_line6_pod *pod, const char *buf, int count, int code, unsigned short mask, int tuner)
+static ssize_t pod_set_system_param(struct usb_line6_pod *pod, const char *buf,
+                                    int count, int code, unsigned short mask,
+                                    int tuner)
 {
         char *sysex;
         static const int size = 5;
         unsigned short value;
 
-        if(((pod->prog_data.control[POD_tuner] & 0x40) == 0) && tuner)
+        if (((pod->prog_data.control[POD_tuner] & 0x40) == 0) && tuner)
                 return -EINVAL;
 
         /* send value to tuner: */
         sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_SYSTEM, size);
-        if(!sysex) return 0;
+        if (!sysex)
+                return 0;
         value = simple_strtoul(buf, NULL, 10) & mask;
         sysex[SYSEX_DATA_OFS] = code;
         sysex[SYSEX_DATA_OFS + 1] = (value >> 12) & 0x0f;
@@ -665,7 +673,8 @@ static ssize_t pod_get_dump_buf(struct device *dev,
         struct usb_interface *interface = to_usb_interface(dev);
         struct usb_line6_pod *pod = usb_get_intfdata(interface);
         int retval = line6_wait_dump(&pod->dumpreq, 0);
-        if(retval < 0) return retval;
+        if (retval < 0)
+                return retval;
         memcpy(buf, &pod->prog_data_buf, sizeof(pod->prog_data_buf));
         return sizeof(pod->prog_data_buf);
 }
@@ -680,7 +689,7 @@ static ssize_t pod_set_dump_buf(struct device *dev,
         struct usb_interface *interface = to_usb_interface(dev);
         struct usb_line6_pod *pod = usb_get_intfdata(interface);
 
-        if(count != sizeof(pod->prog_data)) {
+        if (count != sizeof(pod->prog_data)) {
                 dev_err(pod->line6.ifcdev,
                                                 "data block must be exactly %d bytes\n",
                                                 (int)sizeof(pod->prog_data));
@@ -702,7 +711,8 @@ static ssize_t pod_set_finish(struct device *dev,
         struct usb_line6_pod *pod = usb_get_intfdata(interface);
         int size = 0;
         char *sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_FINISH, size);
-        if(!sysex) return 0;
+        if (!sysex)
+                return 0;
         line6_send_sysex_message(&pod->line6, sysex, size);
         kfree(sysex);
         return count;
@@ -827,7 +837,8 @@ static ssize_t pod_get_firmware_version(struct device *dev,
 {
         struct usb_interface *interface = to_usb_interface(dev);
         struct usb_line6_pod *pod = usb_get_intfdata(interface);
-        return sprintf(buf, "%d.%02d\n", pod->firmware_version / 100, pod->firmware_version % 100);
+        return sprintf(buf, "%d.%02d\n", pod->firmware_version / 100,
+                       pod->firmware_version % 100);
 }
 
 /*
@@ -855,12 +866,11 @@ static ssize_t pod_wait_for_clip(struct device *dev,
         add_wait_queue(&pod->clipping.wait, &wait);
         current->state = TASK_INTERRUPTIBLE;
 
-        while(pod->clipping.value == 0) {
-                if(signal_pending(current)) {
+        while (pod->clipping.value == 0) {
+                if (signal_pending(current)) {
                         err = -ERESTARTSYS;
                         break;
-                }
-                else
+                } else
                         schedule();
         }
 
@@ -875,18 +885,20 @@ static ssize_t pod_get_ ## code(struct device *dev, \
 { \
         struct usb_interface *interface = to_usb_interface(dev); \
         struct usb_line6_pod *pod = usb_get_intfdata(interface); \
-        return pod_get_system_param(pod, buf, POD_ ## code, &pod->code, tuner, sign); \
+        return pod_get_system_param(pod, buf, POD_ ## code, &pod->code, \
+                                    tuner, sign); \
 }
 
 #define POD_GET_SET_SYSTEM_PARAM(code, mask, tuner, sign) \
 POD_GET_SYSTEM_PARAM(code, tuner, sign) \
 static ssize_t pod_set_ ## code(struct device *dev, \
-                                struct device_attribute *attr, const char *buf, \
-                                size_t count) \
+                                struct device_attribute *attr, \
+                                const char *buf, size_t count) \
 { \
         struct usb_interface *interface = to_usb_interface(dev); \
         struct usb_line6_pod *pod = usb_get_intfdata(interface); \
-        return pod_set_system_param(pod, buf, count, POD_ ## code, mask, tuner); \
+        return pod_set_system_param(pod, buf, count, POD_ ## code, mask, \
+                                    tuner); \
 }
 
 POD_GET_SET_SYSTEM_PARAM(monitor_level, 0xffff, 0, 0);
@@ -937,15 +949,17 @@ static void pod_destruct(struct usb_interface *interface)
         struct usb_line6_pod *pod = usb_get_intfdata(interface);
         struct usb_line6 *line6;
 
-        if(pod == NULL) return;
+        if (pod == NULL)
+                return;
         line6 = &pod->line6;
-        if(line6 == NULL) return;
+        if (line6 == NULL)
+                return;
         line6_cleanup_audio(line6);
 
         /* free dump request data: */
         line6_dumpreq_destruct(&pod->dumpreq);
 
-        if(pod->buffer_versionreq) kfree(pod->buffer_versionreq);
+        kfree(pod->buffer_versionreq);
 }
 
 /*
@@ -995,7 +1009,8 @@ int pod_init(struct usb_interface *interface, struct usb_line6_pod *pod)
         int err;
         struct usb_line6 *line6 = &pod->line6;
 
-        if((interface == NULL) || (pod == NULL)) return -ENODEV;
+        if ((interface == NULL) || (pod == NULL))
+                return -ENODEV;
 
         pod->channel_num = 255;
 
@@ -1011,57 +1026,65 @@ int pod_init(struct usb_interface *interface, struct usb_line6_pod *pod)
         memset(pod->param_dirty, 0xff, sizeof(pod->param_dirty));
 
         /* initialize USB buffers: */
-        err = line6_dumpreq_init(&pod->dumpreq, pod_request_channel, sizeof(pod_request_channel));
-
-        if(err < 0) {
+        err = line6_dumpreq_init(&pod->dumpreq, pod_request_channel,
+                                 sizeof(pod_request_channel));
+        if (err < 0) {
                 dev_err(&interface->dev, "Out of memory\n");
                 pod_destruct(interface);
                 return -ENOMEM;
         }
 
-        pod->buffer_versionreq = kmalloc(sizeof(pod_request_version), GFP_KERNEL);
+        pod->buffer_versionreq = kmalloc(sizeof(pod_request_version),
+                                         GFP_KERNEL);
 
-        if(pod->buffer_versionreq == NULL) {
+        if (pod->buffer_versionreq == NULL) {
                 dev_err(&interface->dev, "Out of memory\n");
                 pod_destruct(interface);
                 return -ENOMEM;
         }
 
-        memcpy(pod->buffer_versionreq, pod_request_version, sizeof(pod_request_version));
+        memcpy(pod->buffer_versionreq, pod_request_version,
+               sizeof(pod_request_version));
 
         /* create sysfs entries: */
-        if((err = pod_create_files2(&interface->dev)) < 0) {
+        err = pod_create_files2(&interface->dev);
+        if (err < 0) {
                 pod_destruct(interface);
                 return err;
         }
 
         /* initialize audio system: */
-        if((err = line6_init_audio(line6)) < 0) {
+        err = line6_init_audio(line6);
+        if (err < 0) {
                 pod_destruct(interface);
                 return err;
         }
 
         /* initialize MIDI subsystem: */
-        if((err = line6_init_midi(line6)) < 0) {
+        err = line6_init_midi(line6);
+        if (err < 0) {
                 pod_destruct(interface);
                 return err;
         }
 
         /* initialize PCM subsystem: */
-        if((err = line6_init_pcm(line6, &pod_pcm_properties)) < 0) {
+        err = line6_init_pcm(line6, &pod_pcm_properties);
+        if (err < 0) {
                 pod_destruct(interface);
                 return err;
         }
 
         /* register audio system: */
-        if((err = line6_register_audio(line6)) < 0) {
+        err = line6_register_audio(line6);
+        if (err < 0) {
                 pod_destruct(interface);
                 return err;
         }
 
-        if(pod->line6.properties->capabilities & LINE6_BIT_CONTROL) {
+        if (pod->line6.properties->capabilities & LINE6_BIT_CONTROL) {
                 /* query some data: */
-                line6_startup_delayed(&pod->dumpreq, POD_STARTUP_DELAY, pod_startup_timeout, pod);
+                line6_startup_delayed(&pod->dumpreq, POD_STARTUP_DELAY,
+                                      pod_startup_timeout, pod);
                 line6_read_serial_number(&pod->line6, &pod->serial_number);
         }
 
@@ -1075,21 +1098,22 @@ void pod_disconnect(struct usb_interface *interface)
 {
         struct usb_line6_pod *pod;
 
-        if(interface == NULL) return;
+        if (interface == NULL)
+                return;
         pod = usb_get_intfdata(interface);
 
-        if(pod != NULL) {
+        if (pod != NULL) {
                 struct snd_line6_pcm *line6pcm = pod->line6.line6pcm;
                 struct device *dev = &interface->dev;
 
-                if(line6pcm != NULL) {
+                if (line6pcm != NULL) {
                         unlink_wait_clear_audio_out_urbs(line6pcm);
                         unlink_wait_clear_audio_in_urbs(line6pcm);
                 }
 
-                if(dev != NULL) {
+                if (dev != NULL) {
                         /* remove sysfs entries: */
-                        if(pod->versionreq_ok)
+                        if (pod->versionreq_ok)
                                 pod_remove_files(pod->firmware_version, pod->line6.properties->device_bit, dev);
 
                         device_remove_file(dev, &dev_attr_channel);