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Commit 18718c96 authored by Jiri Slaby's avatar Jiri Slaby Committed by Mauro Carvalho Chehab
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V4L/DVB: V4L: dvb-usb, add extra sync to down-up input events 



Userspace is allowed to coalesce events between SYNCs. And since the code
emits UP right after DOWN for the same key, it may be missed
(up+down=nothing). Add an extra sync in between UP and DOWN events to disable
the coalesce.

Signed-off-by: default avatarJiri Slaby <jslaby@suse.cz>
Cc: Patrick Boettcher <pboettcher@kernellabs.com>
Acked-by: default avatarDmitry Torokhov <dtor@mail.ru>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent fdd70c33

drivers/media/dvb/dvb-usb/dib0700_core.c

+1 −0
Original line number Diff line number Diff line
@@ -612,6 +612,7 @@ static void dib0700_rc_urb_completion(struct urb *purb) 
	case REMOTE_KEY_REPEAT:

		deb_info("key repeated\n");

		input_event(d->rc_input_dev, EV_KEY, event, 1);

		input_sync(d->rc_input_dev);

		input_event(d->rc_input_dev, EV_KEY, d->last_event, 0);

		input_sync(d->rc_input_dev);

		break;

drivers/media/dvb/dvb-usb/dvb-usb-remote.c

+1 −0
Original line number Diff line number Diff line
@@ -107,6 +107,7 @@ static void dvb_usb_read_remote_control(struct work_struct *work) 
		case REMOTE_KEY_REPEAT:

			deb_rc("key repeated\n");

			input_event(d->rc_input_dev, EV_KEY, event, 1);

			input_sync(d->rc_input_dev);

			input_event(d->rc_input_dev, EV_KEY, d->last_event, 0);

			input_sync(d->rc_input_dev);

			break;