[PATCH] drivers/media: convert to dynamic input_dev allocation

Input: convert drivers/media to dynamic input_dev allocation

This is required for input_dev sysfs integration

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

6 files changed, 166 insertions, 107 deletions

diff --git a/drivers/media/dvb/cinergyT2/cinergyT2.c b/drivers/media/dvb/cinergyT2/cinergyT2.c
index 6db0929ef53d..a1607e7d6d6b 100644
--- a/drivers/media/dvb/cinergyT2/cinergyT2.c
+++ b/drivers/media/dvb/cinergyT2/cinergyT2.c
@@ -137,7 +137,8 @@ struct cinergyt2 {
         struct urb *stream_urb [STREAM_URB_COUNT];
 
 #ifdef ENABLE_RC
-        struct input_dev rc_input_dev;
+        struct input_dev *rc_input_dev;
+        char phys[64];
         struct work_struct rc_query_work;
         int rc_input_event;
         u32 rc_last_code;
@@ -683,6 +684,7 @@ static struct dvb_device cinergyt2_fe_template = {
 };
 
 #ifdef ENABLE_RC
+
 static void cinergyt2_query_rc (void *data)
 {
         struct cinergyt2 *cinergyt2 = data;
@@ -703,7 +705,7 @@ static void cinergyt2_query_rc (void *data)
                         /* stop key repeat */
                         if (cinergyt2->rc_input_event != KEY_MAX) {
                                 dprintk(1, "rc_input_event=%d Up\n", cinergyt2->rc_input_event);
-                                input_report_key(&cinergyt2->rc_input_dev,
+                                input_report_key(cinergyt2->rc_input_dev,
                                                  cinergyt2->rc_input_event, 0);
                                 cinergyt2->rc_input_event = KEY_MAX;
                         }
@@ -722,7 +724,7 @@ static void cinergyt2_query_rc (void *data)
                         /* keyrepeat bit -> just repeat last rc_input_event */
                 } else {
                         cinergyt2->rc_input_event = KEY_MAX;
-                        for (i = 0; i < sizeof(rc_keys) / sizeof(rc_keys[0]); i += 3) {
+                        for (i = 0; i < ARRAY_SIZE(rc_keys); i += 3) {
                                 if (rc_keys[i + 0] == rc_events[n].type &&
                                     rc_keys[i + 1] == le32_to_cpu(rc_events[n].value)) {
                                         cinergyt2->rc_input_event = rc_keys[i + 2];
@@ -736,11 +738,11 @@ static void cinergyt2_query_rc (void *data)
                             cinergyt2->rc_last_code != ~0) {
                                 /* emit a key-up so the double event is recognized */
                                 dprintk(1, "rc_input_event=%d UP\n", cinergyt2->rc_input_event);
-                                input_report_key(&cinergyt2->rc_input_dev,
+                                input_report_key(cinergyt2->rc_input_dev,
                                                  cinergyt2->rc_input_event, 0);
                         }
                         dprintk(1, "rc_input_event=%d\n", cinergyt2->rc_input_event);
-                        input_report_key(&cinergyt2->rc_input_dev,
+                        input_report_key(cinergyt2->rc_input_dev,
                                          cinergyt2->rc_input_event, 1);
                         cinergyt2->rc_last_code = rc_events[n].value;
                 }
@@ -752,7 +754,59 @@ out:
 
         up(&cinergyt2->sem);
 }
-#endif
+
+static int cinergyt2_register_rc(struct cinergyt2 *cinergyt2)
+{
+        struct input_dev *input_dev;
+        int i;
+
+        cinergyt2->rc_input_dev = input_dev = input_allocate_device();
+        if (!input_dev)
+                return -ENOMEM;
+
+        usb_make_path(cinergyt2->udev, cinergyt2->phys, sizeof(cinergyt2->phys));
+        strlcat(cinergyt2->phys, "/input0", sizeof(cinergyt2->phys));
+        cinergyt2->rc_input_event = KEY_MAX;
+        cinergyt2->rc_last_code = ~0;
+        INIT_WORK(&cinergyt2->rc_query_work, cinergyt2_query_rc, cinergyt2);
+
+        input_dev->name = DRIVER_NAME " remote control";
+        input_dev->phys = cinergyt2->phys;
+        input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
+        for (i = 0; ARRAY_SIZE(rc_keys); i += 3)
+                set_bit(rc_keys[i + 2], input_dev->keybit);
+        input_dev->keycodesize = 0;
+        input_dev->keycodemax = 0;
+
+        input_register_device(cinergyt2->rc_input_dev);
+        schedule_delayed_work(&cinergyt2->rc_query_work, HZ/2);
+}
+
+static void cinergyt2_unregister_rc(struct cinergyt2 *cinergyt2)
+{
+        cancel_delayed_work(&cinergyt2->rc_query_work);
+        flush_scheduled_work();
+        input_unregister_device(cinergyt2->rc_input_dev);
+}
+
+static inline void cinergyt2_suspend_rc(struct cinergyt2 *cinergyt2)
+{
+        cancel_delayed_work(&cinergyt2->rc_query_work);
+}
+
+static inline void cinergyt2_resume_rc(struct cinergyt2 *cinergyt2)
+{
+        schedule_delayed_work(&cinergyt2->rc_query_work, HZ/2);
+}
+
+#else
+
+static inline int cinergyt2_register_rc(struct cinergyt2 *cinergyt2) { return 0; }
+static inline void cinergyt2_unregister_rc(struct cinergyt2 *cinergyt2) { }
+static inline void cinergyt2_suspend_rc(struct cinergyt2 *cinergyt2) { }
+static inline void cinergyt2_resume_rc(struct cinergyt2 *cinergyt2) { }
+
+#endif /* ENABLE_RC */
 
 static void cinergyt2_query (void *data)
 {
@@ -789,9 +843,6 @@ static int cinergyt2_probe (struct usb_interface *intf,
 {
         struct cinergyt2 *cinergyt2;
         int err;
-#ifdef ENABLE_RC
-        int i;
-#endif
 
         if (!(cinergyt2 = kmalloc (sizeof(struct cinergyt2), GFP_KERNEL))) {
                 dprintk(1, "out of memory?!?\n");
@@ -846,30 +897,17 @@ static int cinergyt2_probe (struct usb_interface *intf,
                             &cinergyt2_fe_template, cinergyt2,
                             DVB_DEVICE_FRONTEND);
 
-#ifdef ENABLE_RC
-        cinergyt2->rc_input_dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
-        cinergyt2->rc_input_dev.keycodesize = 0;
-        cinergyt2->rc_input_dev.keycodemax = 0;
-        cinergyt2->rc_input_dev.name = DRIVER_NAME " remote control";
-
-        for (i = 0; i < sizeof(rc_keys) / sizeof(rc_keys[0]); i += 3)
-                set_bit(rc_keys[i + 2], cinergyt2->rc_input_dev.keybit);
-
-        input_register_device(&cinergyt2->rc_input_dev);
-
-        cinergyt2->rc_input_event = KEY_MAX;
-        cinergyt2->rc_last_code = ~0;
+        err = cinergyt2_register_rc(cinergyt2);
+        if (err)
+                goto bailout;
 
-        INIT_WORK(&cinergyt2->rc_query_work, cinergyt2_query_rc, cinergyt2);
-        schedule_delayed_work(&cinergyt2->rc_query_work, HZ/2);
-#endif
         return 0;
 
 bailout:
         dvb_dmxdev_release(&cinergyt2->dmxdev);
         dvb_dmx_release(&cinergyt2->demux);
-        dvb_unregister_adapter (&cinergyt2->adapter);
-        cinergyt2_free_stream_urbs (cinergyt2);
+        dvb_unregister_adapter(&cinergyt2->adapter);
+        cinergyt2_free_stream_urbs(cinergyt2);
         kfree(cinergyt2);
         return -ENOMEM;
 }
@@ -881,11 +919,7 @@ static void cinergyt2_disconnect (struct usb_interface *intf)
         if (down_interruptible(&cinergyt2->sem))
                 return;
 
-#ifdef ENABLE_RC
-        cancel_delayed_work(&cinergyt2->rc_query_work);
-        flush_scheduled_work();
-        input_unregister_device(&cinergyt2->rc_input_dev);
-#endif
+        cinergyt2_unregister_rc(cinergyt2);
 
         cinergyt2->demux.dmx.close(&cinergyt2->demux.dmx);
         dvb_net_release(&cinergyt2->dvbnet);
@@ -908,9 +942,8 @@ static int cinergyt2_suspend (struct usb_interface *intf, pm_message_t state)
 
         if (state.event > PM_EVENT_ON) {
                 struct cinergyt2 *cinergyt2 = usb_get_intfdata (intf);
-#ifdef ENABLE_RC
-                cancel_delayed_work(&cinergyt2->rc_query_work);
-#endif
+
+                cinergyt2_suspend_rc(cinergyt2);
                 cancel_delayed_work(&cinergyt2->query_work);
                 if (cinergyt2->streaming)
                         cinergyt2_stop_stream_xfer(cinergyt2);
@@ -938,9 +971,8 @@ static int cinergyt2_resume (struct usb_interface *intf)
                 schedule_delayed_work(&cinergyt2->query_work, HZ/2);
         }
 
-#ifdef ENABLE_RC
-        schedule_delayed_work(&cinergyt2->rc_query_work, HZ/2);
-#endif
+        cinergyt2_resume_rc(cinergyt2);
+
         up(&cinergyt2->sem);
         return 0;
 }
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-remote.c b/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
index fc7800f1743e..e5c6d9835e06 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
+++ b/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
@@ -39,9 +39,9 @@ static void dvb_usb_read_remote_control(void *data)
                         d->last_event = event;
                 case REMOTE_KEY_REPEAT:
                         deb_rc("key repeated\n");
-                        input_event(&d->rc_input_dev, EV_KEY, d->last_event, 1);
-                        input_event(&d->rc_input_dev, EV_KEY, d->last_event, 0);
-                        input_sync(&d->rc_input_dev);
+                        input_event(d->rc_input_dev, EV_KEY, event, 1);
+                        input_event(d->rc_input_dev, EV_KEY, d->last_event, 0);
+                        input_sync(d->rc_input_dev);
                         break;
                 default:
                         break;
@@ -53,8 +53,8 @@ static void dvb_usb_read_remote_control(void *data)
                         deb_rc("NO KEY PRESSED\n");
                         if (d->last_state != REMOTE_NO_KEY_PRESSED) {
                                 deb_rc("releasing event %d\n",d->last_event);
-                                input_event(&d->rc_input_dev, EV_KEY, d->last_event, 0);
-                                input_sync(&d->rc_input_dev);
+                                input_event(d->rc_input_dev, EV_KEY, d->last_event, 0);
+                                input_sync(d->rc_input_dev);
                         }
                         d->last_state = REMOTE_NO_KEY_PRESSED;
                         d->last_event = 0;
@@ -63,8 +63,8 @@ static void dvb_usb_read_remote_control(void *data)
                         deb_rc("KEY PRESSED\n");
                         deb_rc("pressing event %d\n",event);
 
-                        input_event(&d->rc_input_dev, EV_KEY, event, 1);
-                        input_sync(&d->rc_input_dev);
+                        input_event(d->rc_input_dev, EV_KEY, event, 1);
+                        input_sync(d->rc_input_dev);
 
                         d->last_event = event;
                         d->last_state = REMOTE_KEY_PRESSED;
@@ -73,8 +73,8 @@ static void dvb_usb_read_remote_control(void *data)
                         deb_rc("KEY_REPEAT\n");
                         if (d->last_state != REMOTE_NO_KEY_PRESSED) {
                                 deb_rc("repeating event %d\n",d->last_event);
-                                input_event(&d->rc_input_dev, EV_KEY, d->last_event, 2);
-                                input_sync(&d->rc_input_dev);
+                                input_event(d->rc_input_dev, EV_KEY, d->last_event, 2);
+                                input_sync(d->rc_input_dev);
                                 d->last_state = REMOTE_KEY_REPEAT;
                         }
                 default:
@@ -89,24 +89,30 @@ schedule:
 int dvb_usb_remote_init(struct dvb_usb_device *d)
 {
         int i;
+
         if (d->props.rc_key_map == NULL ||
                 d->props.rc_query == NULL ||
                 dvb_usb_disable_rc_polling)
                 return 0;
 
-        /* Initialise the remote-control structures.*/
-        init_input_dev(&d->rc_input_dev);
+        usb_make_path(d->udev, d->rc_phys, sizeof(d->rc_phys));
+        strlcpy(d->rc_phys, "/ir0", sizeof(d->rc_phys));
+
+        d->rc_input_dev = input_allocate_device();
+        if (!d->rc_input_dev)
+                return -ENOMEM;
 
-        d->rc_input_dev.evbit[0] = BIT(EV_KEY);
-        d->rc_input_dev.keycodesize = sizeof(unsigned char);
-        d->rc_input_dev.keycodemax = KEY_MAX;
-        d->rc_input_dev.name = "IR-receiver inside an USB DVB receiver";
+        d->rc_input_dev->evbit[0] = BIT(EV_KEY);
+        d->rc_input_dev->keycodesize = sizeof(unsigned char);
+        d->rc_input_dev->keycodemax = KEY_MAX;
+        d->rc_input_dev->name = "IR-receiver inside an USB DVB receiver";
+        d->rc_input_dev->phys = d->rc_phys;
 
         /* set the bits for the keys */
-        deb_rc("key map size: %d\n",d->props.rc_key_map_size);
+        deb_rc("key map size: %d\n", d->props.rc_key_map_size);
         for (i = 0; i < d->props.rc_key_map_size; i++) {
                 deb_rc("setting bit for event %d item %d\n",d->props.rc_key_map[i].event, i);
-                set_bit(d->props.rc_key_map[i].event, d->rc_input_dev.keybit);
+                set_bit(d->props.rc_key_map[i].event, d->rc_input_dev->keybit);
         }
 
         /* Start the remote-control polling. */
@@ -114,14 +120,14 @@ int dvb_usb_remote_init(struct dvb_usb_device *d)
                 d->props.rc_interval = 100; /* default */
 
         /* setting these two values to non-zero, we have to manage key repeats */
-        d->rc_input_dev.rep[REP_PERIOD] = d->props.rc_interval;
-        d->rc_input_dev.rep[REP_DELAY]  = d->props.rc_interval + 150;
+        d->rc_input_dev->rep[REP_PERIOD] = d->props.rc_interval;
+        d->rc_input_dev->rep[REP_DELAY]  = d->props.rc_interval + 150;
 
-        input_register_device(&d->rc_input_dev);
+        input_register_device(d->rc_input_dev);
 
         INIT_WORK(&d->rc_query_work, dvb_usb_read_remote_control, d);
 
-        info("schedule remote query interval to %d msecs.",d->props.rc_interval);
+        info("schedule remote query interval to %d msecs.", d->props.rc_interval);
         schedule_delayed_work(&d->rc_query_work,msecs_to_jiffies(d->props.rc_interval));
 
         d->state |= DVB_USB_STATE_REMOTE;
@@ -134,7 +140,7 @@ int dvb_usb_remote_exit(struct dvb_usb_device *d)
         if (d->state & DVB_USB_STATE_REMOTE) {
                 cancel_delayed_work(&d->rc_query_work);
                 flush_scheduled_work();
-                input_unregister_device(&d->rc_input_dev);
+                input_unregister_device(d->rc_input_dev);
         }
         d->state &= ~DVB_USB_STATE_REMOTE;
         return 0;
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb.h b/drivers/media/dvb/dvb-usb/dvb-usb.h
index 0e4f1035b0dd..b4a1a98006c7 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb.h
+++ b/drivers/media/dvb/dvb-usb/dvb-usb.h
@@ -300,7 +300,8 @@ struct dvb_usb_device {
         int (*fe_init)  (struct dvb_frontend *);
 
         /* remote control */
-        struct input_dev rc_input_dev;
+        struct input_dev *rc_input_dev;
+        char rc_phys[64];
         struct work_struct rc_query_work;
         u32 last_event;
         int last_state;
diff --git a/drivers/media/dvb/ttpci/av7110_ir.c b/drivers/media/dvb/ttpci/av7110_ir.c
index 357a3728ec68..f5e59fc924af 100644
--- a/drivers/media/dvb/ttpci/av7110_ir.c
+++ b/drivers/media/dvb/ttpci/av7110_ir.c
@@ -15,7 +15,7 @@
 
 static int av_cnt;
 static struct av7110 *av_list[4];
-static struct input_dev input_dev;
+static struct input_dev *input_dev;
 
 static u16 key_map [256] = {
         KEY_0, KEY_1, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6, KEY_7,
@@ -43,10 +43,10 @@ static u16 key_map [256] = {
 
 static void av7110_emit_keyup(unsigned long data)
 {
-        if (!data || !test_bit(data, input_dev.key))
+        if (!data || !test_bit(data, input_dev->key))
                 return;
 
-        input_event(&input_dev, EV_KEY, data, !!0);
+        input_event(input_dev, EV_KEY, data, !!0);
 }
 
 
@@ -112,13 +112,13 @@ static void av7110_emit_key(unsigned long parm)
         if (timer_pending(&keyup_timer)) {
                 del_timer(&keyup_timer);
                 if (keyup_timer.data != keycode || new_toggle != old_toggle) {
-                        input_event(&input_dev, EV_KEY, keyup_timer.data, !!0);
-                        input_event(&input_dev, EV_KEY, keycode, !0);
+                        input_event(input_dev, EV_KEY, keyup_timer.data, !!0);
+                        input_event(input_dev, EV_KEY, keycode, !0);
                 } else
-                        input_event(&input_dev, EV_KEY, keycode, 2);
+                        input_event(input_dev, EV_KEY, keycode, 2);
 
         } else
-                input_event(&input_dev, EV_KEY, keycode, !0);
+                input_event(input_dev, EV_KEY, keycode, !0);
 
         keyup_timer.expires = jiffies + UP_TIMEOUT;
         keyup_timer.data = keycode;
@@ -132,13 +132,13 @@ static void input_register_keys(void)
 {
         int i;
 
-        memset(input_dev.keybit, 0, sizeof(input_dev.keybit));
+        memset(input_dev->keybit, 0, sizeof(input_dev->keybit));
 
-        for (i = 0; i < sizeof(key_map) / sizeof(key_map[0]); i++) {
+        for (i = 0; i < ARRAY_SIZE(key_map); i++) {
                 if (key_map[i] > KEY_MAX)
                         key_map[i] = 0;
                 else if (key_map[i] > KEY_RESERVED)
-                        set_bit(key_map[i], input_dev.keybit);
+                        set_bit(key_map[i], input_dev->keybit);
         }
 }
 
@@ -216,12 +216,17 @@ int __init av7110_ir_init(struct av7110 *av7110)
                 init_timer(&keyup_timer);
                 keyup_timer.data = 0;
 
-                input_dev.name = "DVB on-card IR receiver";
-                set_bit(EV_KEY, input_dev.evbit);
-                set_bit(EV_REP, input_dev.evbit);
+                input_dev = input_allocate_device();
+                if (!input_dev)
+                        return -ENOMEM;
+
+                input_dev->name = "DVB on-card IR receiver";
+
+                set_bit(EV_KEY, input_dev->evbit);
+                set_bit(EV_REP, input_dev->evbit);
                 input_register_keys();
-                input_register_device(&input_dev);
-                input_dev.timer.function = input_repeat_key;
+                input_register_device(input_dev);
+                input_dev->timer.function = input_repeat_key;
 
                 e = create_proc_entry("av7110_ir", S_IFREG | S_IRUGO | S_IWUSR, NULL);
                 if (e) {
@@ -256,7 +261,7 @@ void __exit av7110_ir_exit(struct av7110 *av7110)
         if (av_cnt == 1) {
                 del_timer_sync(&keyup_timer);
                 remove_proc_entry("av7110_ir", NULL);
-                input_unregister_device(&input_dev);
+                input_unregister_device(input_dev);
         }
 
         av_cnt--;
diff --git a/drivers/media/dvb/ttpci/budget-ci.c b/drivers/media/dvb/ttpci/budget-ci.c
index 2980db3ef22f..51c30ba68140 100644
--- a/drivers/media/dvb/ttpci/budget-ci.c
+++ b/drivers/media/dvb/ttpci/budget-ci.c
@@ -64,7 +64,7 @@
 
 struct budget_ci {
         struct budget budget;
-        struct input_dev input_dev;
+        struct input_dev *input_dev;
         struct tasklet_struct msp430_irq_tasklet;
         struct tasklet_struct ciintf_irq_tasklet;
         int slot_status;
@@ -145,7 +145,7 @@ static void msp430_ir_debounce(unsigned long data)
 static void msp430_ir_interrupt(unsigned long data)
 {
         struct budget_ci *budget_ci = (struct budget_ci *) data;
-        struct input_dev *dev = &budget_ci->input_dev;
+        struct input_dev *dev = budget_ci->input_dev;
         unsigned int code =
                 ttpci_budget_debiread(&budget_ci->budget, DEBINOSWAP, DEBIADDR_IR, 2, 1, 0) >> 8;
 
@@ -181,25 +181,27 @@ static void msp430_ir_interrupt(unsigned long data)
 static int msp430_ir_init(struct budget_ci *budget_ci)
 {
         struct saa7146_dev *saa = budget_ci->budget.dev;
+        struct input_dev *input_dev;
         int i;
 
-        memset(&budget_ci->input_dev, 0, sizeof(struct input_dev));
+        budget_ci->input_dev = input_dev = input_allocate_device();
+        if (!input_dev)
+                return -ENOMEM;
 
         sprintf(budget_ci->ir_dev_name, "Budget-CI dvb ir receiver %s", saa->name);
-        budget_ci->input_dev.name = budget_ci->ir_dev_name;
 
-        set_bit(EV_KEY, budget_ci->input_dev.evbit);
+        input_dev->name = budget_ci->ir_dev_name;
 
-        for (i = 0; i < sizeof(key_map) / sizeof(*key_map); i++)
+        set_bit(EV_KEY, input_dev->evbit);
+        for (i = 0; i < ARRAY_SIZE(key_map); i++)
                 if (key_map[i])
-                        set_bit(key_map[i], budget_ci->input_dev.keybit);
+                        set_bit(key_map[i], input_dev->keybit);
 
-        input_register_device(&budget_ci->input_dev);
+        input_register_device(budget_ci->input_dev);
 
-        budget_ci->input_dev.timer.function = msp430_ir_debounce;
+        input_dev->timer.function = msp430_ir_debounce;
 
         saa7146_write(saa, IER, saa7146_read(saa, IER) | MASK_06);
-
         saa7146_setgpio(saa, 3, SAA7146_GPIO_IRQHI);
 
         return 0;
@@ -208,7 +210,7 @@ static int msp430_ir_init(struct budget_ci *budget_ci)
 static void msp430_ir_deinit(struct budget_ci *budget_ci)
 {
         struct saa7146_dev *saa = budget_ci->budget.dev;
-        struct input_dev *dev = &budget_ci->input_dev;
+        struct input_dev *dev = budget_ci->input_dev;
 
         saa7146_write(saa, IER, saa7146_read(saa, IER) & ~MASK_06);
         saa7146_setgpio(saa, 3, SAA7146_GPIO_INPUT);
diff --git a/drivers/media/dvb/ttusb-dec/ttusb_dec.c b/drivers/media/dvb/ttusb-dec/ttusb_dec.c
index 3d08fc83a754..832d179f26fa 100644
--- a/drivers/media/dvb/ttusb-dec/ttusb_dec.c
+++ b/drivers/media/dvb/ttusb-dec/ttusb_dec.c
@@ -152,7 +152,8 @@ struct ttusb_dec {
         struct list_head        filter_info_list;
         spinlock_t              filter_info_list_lock;
 
-        struct input_dev        rc_input_dev;
+        struct input_dev        *rc_input_dev;
+        char                    rc_phys[64];
 
         int                     active; /* Loaded successfully */
 };
@@ -235,9 +236,9 @@ static void ttusb_dec_handle_irq( struct urb *urb, struct pt_regs *regs)
                  * this should/could be added later ...
                  * for now lets report each signal as a key down and up*/
                 dprintk("%s:rc signal:%d\n", __FUNCTION__, buffer[4]);
-                input_report_key(&dec->rc_input_dev,rc_keys[buffer[4]-1],1);
-                input_report_key(&dec->rc_input_dev,rc_keys[buffer[4]-1],0);
-                input_sync(&dec->rc_input_dev);
+                input_report_key(dec->rc_input_dev, rc_keys[buffer[4] - 1], 1);
+                input_report_key(dec->rc_input_dev, rc_keys[buffer[4] - 1], 0);
+                input_sync(dec->rc_input_dev);
         }
 
 exit:   retval = usb_submit_urb(urb, GFP_ATOMIC);
@@ -1181,29 +1182,38 @@ static void ttusb_dec_init_tasklet(struct ttusb_dec *dec)
                      (unsigned long)dec);
 }
 
-static void ttusb_init_rc( struct ttusb_dec *dec)
+static int ttusb_init_rc(struct ttusb_dec *dec)
 {
+        struct input_dev *input_dev;
         u8 b[] = { 0x00, 0x01 };
         int i;
 
-        init_input_dev(&dec->rc_input_dev);
+        usb_make_path(dec->udev, dec->rc_phys, sizeof(dec->rc_phys));
+        strlcpy(dec->rc_phys, "/input0", sizeof(dec->rc_phys));
 
-        dec->rc_input_dev.name = "ttusb_dec remote control";
-        dec->rc_input_dev.evbit[0] = BIT(EV_KEY);
-        dec->rc_input_dev.keycodesize = sizeof(u16);
-        dec->rc_input_dev.keycodemax = 0x1a;
-        dec->rc_input_dev.keycode = rc_keys;
+        dec->rc_input_dev = input_dev = input_allocate_device();
+        if (!input_dev)
+                return -ENOMEM;
+
+        input_dev->name = "ttusb_dec remote control";
+        input_dev->phys = dec->rc_phys;
+        input_dev->evbit[0] = BIT(EV_KEY);
+        input_dev->keycodesize = sizeof(u16);
+        input_dev->keycodemax = 0x1a;
+        input_dev->keycode = rc_keys;
 
-         for (i = 0; i < sizeof(rc_keys)/sizeof(rc_keys[0]); i++)
-                set_bit(rc_keys[i], dec->rc_input_dev.keybit);
+        for (i = 0; i < ARRAY_SIZE(rc_keys); i++)
+                set_bit(rc_keys[i], input_dev->keybit);
 
-        input_register_device(&dec->rc_input_dev);
+        input_register_device(input_dev);
 
-        if(usb_submit_urb(dec->irq_urb,GFP_KERNEL)) {
+        if (usb_submit_urb(dec->irq_urb, GFP_KERNEL))
                 printk("%s: usb_submit_urb failed\n",__FUNCTION__);
-        }
+
         /* enable irq pipe */
         ttusb_dec_send_command(dec,0xb0,sizeof(b),b,NULL,NULL);
+
+        return 0;
 }
 
 static void ttusb_dec_init_v_pes(struct ttusb_dec *dec)
@@ -1513,7 +1523,7 @@ static void ttusb_dec_exit_rc(struct ttusb_dec *dec)
           * As the irq is submitted after the interface is changed,
           * this is the best method i figured out.
           * Any others?*/
-        if(dec->interface == TTUSB_DEC_INTERFACE_IN)
+        if (dec->interface == TTUSB_DEC_INTERFACE_IN)
                 usb_kill_urb(dec->irq_urb);
 
         usb_free_urb(dec->irq_urb);
@@ -1521,7 +1531,10 @@ static void ttusb_dec_exit_rc(struct ttusb_dec *dec)
         usb_buffer_free(dec->udev,IRQ_PACKET_SIZE,
                            dec->irq_buffer, dec->irq_dma_handle);
 
-        input_unregister_device(&dec->rc_input_dev);
+        if (dec->rc_input_dev) {
+                input_unregister_device(dec->rc_input_dev);
+                dec->rc_input_dev = NULL;
+        }
 }
 
 
@@ -1659,7 +1672,7 @@ static int ttusb_dec_probe(struct usb_interface *intf,
 
         ttusb_dec_set_interface(dec, TTUSB_DEC_INTERFACE_IN);
 
-        if(enable_rc)
+        if (enable_rc)
                 ttusb_init_rc(dec);
 
         return 0;