1 files changed, 140 insertions, 58 deletions

diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-remote.c b/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
index 852fe89539cf..b579fed3ab3f 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
+++ b/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
@@ -8,29 +8,29 @@
 #include "dvb-usb-common.h"
 #include <linux/usb/input.h>
 
-static int dvb_usb_getkeycode(struct input_dev *dev,
+static int legacy_dvb_usb_getkeycode(struct input_dev *dev,
 				unsigned int scancode, unsigned int *keycode)
 {
 	struct dvb_usb_device *d = input_get_drvdata(dev);
 
-	struct dvb_usb_rc_key *keymap = d->props.rc_key_map;
+	struct ir_scancode *keymap = d->props.rc.legacy.rc_key_map;
 	int i;
 
 	/* See if we can match the raw key code. */
-	for (i = 0; i < d->props.rc_key_map_size; i++)
-		if (keymap[i].scan == scancode) {
-			*keycode = keymap[i].event;
+	for (i = 0; i < d->props.rc.legacy.rc_key_map_size; i++)
+		if (keymap[i].scancode == scancode) {
+			*keycode = keymap[i].keycode;
 			return 0;
 		}
 
 	/*
 	 * If is there extra space, returns KEY_RESERVED,
-	 * otherwise, input core won't let dvb_usb_setkeycode
+	 * otherwise, input core won't let legacy_dvb_usb_setkeycode
 	 * to work
 	 */
-	for (i = 0; i < d->props.rc_key_map_size; i++)
-		if (keymap[i].event == KEY_RESERVED ||
-		    keymap[i].event == KEY_UNKNOWN) {
+	for (i = 0; i < d->props.rc.legacy.rc_key_map_size; i++)
+		if (keymap[i].keycode == KEY_RESERVED ||
+		    keymap[i].keycode == KEY_UNKNOWN) {
 			*keycode = KEY_RESERVED;
 			return 0;
 		}
@@ -38,27 +38,27 @@ static int dvb_usb_getkeycode(struct input_dev *dev,
 	return -EINVAL;
 }
 
-static int dvb_usb_setkeycode(struct input_dev *dev,
+static int legacy_dvb_usb_setkeycode(struct input_dev *dev,
 				unsigned int scancode, unsigned int keycode)
 {
 	struct dvb_usb_device *d = input_get_drvdata(dev);
 
-	struct dvb_usb_rc_key *keymap = d->props.rc_key_map;
+	struct ir_scancode *keymap = d->props.rc.legacy.rc_key_map;
 	int i;
 
 	/* Search if it is replacing an existing keycode */
-	for (i = 0; i < d->props.rc_key_map_size; i++)
-		if (keymap[i].scan == scancode) {
-			keymap[i].event = keycode;
+	for (i = 0; i < d->props.rc.legacy.rc_key_map_size; i++)
+		if (keymap[i].scancode == scancode) {
+			keymap[i].keycode = keycode;
 			return 0;
 		}
 
 	/* Search if is there a clean entry. If so, use it */
-	for (i = 0; i < d->props.rc_key_map_size; i++)
-		if (keymap[i].event == KEY_RESERVED ||
-		    keymap[i].event == KEY_UNKNOWN) {
-			keymap[i].scan = scancode;
-			keymap[i].event = keycode;
+	for (i = 0; i < d->props.rc.legacy.rc_key_map_size; i++)
+		if (keymap[i].keycode == KEY_RESERVED ||
+		    keymap[i].keycode == KEY_UNKNOWN) {
+			keymap[i].scancode = scancode;
+			keymap[i].keycode = keycode;
 			return 0;
 		}
 
@@ -78,7 +78,7 @@ static int dvb_usb_setkeycode(struct input_dev *dev,
  *
  * TODO: Fix the repeat rate of the input device.
  */
-static void dvb_usb_read_remote_control(struct work_struct *work)
+static void legacy_dvb_usb_read_remote_control(struct work_struct *work)
 {
 	struct dvb_usb_device *d =
 		container_of(work, struct dvb_usb_device, rc_query_work.work);
@@ -92,7 +92,7 @@ static void dvb_usb_read_remote_control(struct work_struct *work)
 	if (dvb_usb_disable_rc_polling)
 		return;
 
-	if (d->props.rc_query(d,&event,&state)) {
+	if (d->props.rc.legacy.rc_query(d,&event,&state)) {
 		err("error while querying for an remote control event.");
 		goto schedule;
 	}
@@ -151,18 +151,117 @@ static void dvb_usb_read_remote_control(struct work_struct *work)
 */
 
 schedule:
-	schedule_delayed_work(&d->rc_query_work,msecs_to_jiffies(d->props.rc_interval));
+	schedule_delayed_work(&d->rc_query_work,msecs_to_jiffies(d->props.rc.legacy.rc_interval));
+}
+
+static int legacy_dvb_usb_remote_init(struct dvb_usb_device *d,
+				      struct input_dev *input_dev)
+{
+	int i, err, rc_interval;
+
+	input_dev->getkeycode = legacy_dvb_usb_getkeycode;
+	input_dev->setkeycode = legacy_dvb_usb_setkeycode;
+
+	/* set the bits for the keys */
+	deb_rc("key map size: %d\n", d->props.rc.legacy.rc_key_map_size);
+	for (i = 0; i < d->props.rc.legacy.rc_key_map_size; i++) {
+		deb_rc("setting bit for event %d item %d\n",
+			d->props.rc.legacy.rc_key_map[i].keycode, i);
+		set_bit(d->props.rc.legacy.rc_key_map[i].keycode, input_dev->keybit);
+	}
+
+	/* setting these two values to non-zero, we have to manage key repeats */
+	input_dev->rep[REP_PERIOD] = d->props.rc.legacy.rc_interval;
+	input_dev->rep[REP_DELAY]  = d->props.rc.legacy.rc_interval + 150;
+
+	input_set_drvdata(input_dev, d);
+
+	err = input_register_device(input_dev);
+	if (err)
+		input_free_device(input_dev);
+
+	rc_interval = d->props.rc.legacy.rc_interval;
+
+	INIT_DELAYED_WORK(&d->rc_query_work, legacy_dvb_usb_read_remote_control);
+
+	info("schedule remote query interval to %d msecs.", rc_interval);
+	schedule_delayed_work(&d->rc_query_work,
+			      msecs_to_jiffies(rc_interval));
+
+	d->state |= DVB_USB_STATE_REMOTE;
+
+	return err;
+}
+
+/* Remote-control poll function - called every dib->rc_query_interval ms to see
+ * whether the remote control has received anything.
+ *
+ * TODO: Fix the repeat rate of the input device.
+ */
+static void dvb_usb_read_remote_control(struct work_struct *work)
+{
+	struct dvb_usb_device *d =
+		container_of(work, struct dvb_usb_device, rc_query_work.work);
+	int err;
+
+	/* TODO: need a lock here.  We can simply skip checking for the remote control
+	   if we're busy. */
+
+	/* when the parameter has been set to 1 via sysfs while the
+	 * driver was running, or when bulk mode is enabled after IR init
+	 */
+	if (dvb_usb_disable_rc_polling || d->props.rc.core.bulk_mode)
+		return;
+
+	err = d->props.rc.core.rc_query(d);
+	if (err)
+		err("error %d while querying for an remote control event.", err);
+
+	schedule_delayed_work(&d->rc_query_work,
+			      msecs_to_jiffies(d->props.rc.core.rc_interval));
+}
+
+static int rc_core_dvb_usb_remote_init(struct dvb_usb_device *d,
+				       struct input_dev *input_dev)
+{
+	int err, rc_interval;
+
+	d->props.rc.core.rc_props.priv = d;
+	err = ir_input_register(input_dev,
+				 d->props.rc.core.rc_codes,
+				 &d->props.rc.core.rc_props,
+				 d->props.rc.core.module_name);
+	if (err < 0)
+		return err;
+
+	if (!d->props.rc.core.rc_query || d->props.rc.core.bulk_mode)
+		return 0;
+
+	/* Polling mode - initialize a work queue for handling it */
+	INIT_DELAYED_WORK(&d->rc_query_work, dvb_usb_read_remote_control);
+
+	rc_interval = d->props.rc.core.rc_interval;
+
+	info("schedule remote query interval to %d msecs.", rc_interval);
+	schedule_delayed_work(&d->rc_query_work,
+			      msecs_to_jiffies(rc_interval));
+
+	return 0;
 }
 
 int dvb_usb_remote_init(struct dvb_usb_device *d)
 {
 	struct input_dev *input_dev;
-	int i;
 	int err;
 
-	if (d->props.rc_key_map == NULL ||
-		d->props.rc_query == NULL ||
-		dvb_usb_disable_rc_polling)
+	if (dvb_usb_disable_rc_polling)
+		return 0;
+
+	if (d->props.rc.legacy.rc_key_map && d->props.rc.legacy.rc_query)
+		d->props.rc.mode = DVB_RC_LEGACY;
+	else if (d->props.rc.core.rc_codes)
+		d->props.rc.mode = DVB_RC_CORE;
+	else
 		return 0;
 
 	usb_make_path(d->udev, d->rc_phys, sizeof(d->rc_phys));
@@ -177,39 +276,19 @@ int dvb_usb_remote_init(struct dvb_usb_device *d)
 	input_dev->phys = d->rc_phys;
 	usb_to_input_id(d->udev, &input_dev->id);
 	input_dev->dev.parent = &d->udev->dev;
-	input_dev->getkeycode = dvb_usb_getkeycode;
-	input_dev->setkeycode = dvb_usb_setkeycode;
-
-	/* set the bits for the keys */
-	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, input_dev->keybit);
-	}
 
 	/* Start the remote-control polling. */
-	if (d->props.rc_interval < 40)
-		d->props.rc_interval = 100; /* default */
-
-	/* setting these two values to non-zero, we have to manage key repeats */
-	input_dev->rep[REP_PERIOD] = d->props.rc_interval;
-	input_dev->rep[REP_DELAY]  = d->props.rc_interval + 150;
-
-	input_set_drvdata(input_dev, d);
-
-	err = input_register_device(input_dev);
-	if (err) {
-		input_free_device(input_dev);
-		return err;
-	}
+	if (d->props.rc.legacy.rc_interval < 40)
+		d->props.rc.legacy.rc_interval = 100; /* default */
 
 	d->rc_input_dev = input_dev;
 
-	INIT_DELAYED_WORK(&d->rc_query_work, dvb_usb_read_remote_control);
-
-	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));
+	if (d->props.rc.mode == DVB_RC_LEGACY)
+		err = legacy_dvb_usb_remote_init(d, input_dev);
+	else
+		err = rc_core_dvb_usb_remote_init(d, input_dev);
+	if (err)
+		return err;
 
 	d->state |= DVB_USB_STATE_REMOTE;
 
@@ -221,7 +300,10 @@ int dvb_usb_remote_exit(struct dvb_usb_device *d)
 	if (d->state & DVB_USB_STATE_REMOTE) {
 		cancel_rearming_delayed_work(&d->rc_query_work);
 		flush_scheduled_work();
-		input_unregister_device(d->rc_input_dev);
+		if (d->props.rc.mode == DVB_RC_LEGACY)
+			input_unregister_device(d->rc_input_dev);
+		else
+			ir_input_unregister(d->rc_input_dev);
 	}
 	d->state &= ~DVB_USB_STATE_REMOTE;
 	return 0;
@@ -234,7 +316,7 @@ int dvb_usb_nec_rc_key_to_event(struct dvb_usb_device *d,
 		u8 keybuf[5], u32 *event, int *state)
 {
 	int i;
-	struct dvb_usb_rc_key *keymap = d->props.rc_key_map;
+	struct ir_scancode *keymap = d->props.rc.legacy.rc_key_map;
 	*event = 0;
 	*state = REMOTE_NO_KEY_PRESSED;
 	switch (keybuf[0]) {
@@ -247,10 +329,10 @@ int dvb_usb_nec_rc_key_to_event(struct dvb_usb_device *d,
 				break;
 			}
 			/* See if we can match the raw key code. */
-			for (i = 0; i < d->props.rc_key_map_size; i++)
+			for (i = 0; i < d->props.rc.legacy.rc_key_map_size; i++)
 				if (rc5_custom(&keymap[i]) == keybuf[1] &&
 					rc5_data(&keymap[i]) == keybuf[3]) {
-					*event = keymap[i].event;
+					*event = keymap[i].keycode;
 					*state = REMOTE_KEY_PRESSED;
 					return 0;
 				}