From 2a6b627f8b4594987390ac35d3b344a96af3cfc9 Mon Sep 17 00:00:00 2001 From: Mike Isely Date: Sun, 15 Mar 2009 17:53:29 -0300 Subject: V4L/DVB (11207): pvrusb2: Add composite and s-video input support for OnAir devices Signed-off-by: Mike Isely Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/pvrusb2/pvrusb2-cs53l32a.c | 95 ++++++++++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 drivers/media/video/pvrusb2/pvrusb2-cs53l32a.c (limited to 'drivers/media/video/pvrusb2/pvrusb2-cs53l32a.c') diff --git a/drivers/media/video/pvrusb2/pvrusb2-cs53l32a.c b/drivers/media/video/pvrusb2/pvrusb2-cs53l32a.c new file mode 100644 index 00000000000..b5c3428ebb9 --- /dev/null +++ b/drivers/media/video/pvrusb2/pvrusb2-cs53l32a.c @@ -0,0 +1,95 @@ +/* + * + * + * Copyright (C) 2005 Mike Isely + * Copyright (C) 2004 Aurelien Alleaume + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +/* + + This source file is specifically designed to interface with the + v4l-dvb cs53l32a module. + +*/ + +#include "pvrusb2-cs53l32a.h" + + +#include "pvrusb2-hdw-internal.h" +#include "pvrusb2-debug.h" +#include +#include +#include +#include + +struct routing_scheme { + const int *def; + unsigned int cnt; +}; + + +static const int routing_scheme1[] = { + [PVR2_CVAL_INPUT_TV] = 2, /* 1 or 2 seems to work here */ + [PVR2_CVAL_INPUT_RADIO] = 2, + [PVR2_CVAL_INPUT_COMPOSITE] = 0, + [PVR2_CVAL_INPUT_SVIDEO] = 0, +}; + +static const struct routing_scheme routing_schemes[] = { + [PVR2_ROUTING_SCHEME_ONAIR] = { + .def = routing_scheme1, + .cnt = ARRAY_SIZE(routing_scheme1), + }, +}; + + +void pvr2_cs53l32a_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd) +{ + if (hdw->input_dirty || hdw->force_dirty) { + struct v4l2_routing route; + const struct routing_scheme *sp; + unsigned int sid = hdw->hdw_desc->signal_routing_scheme; + pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 set_input(%d)", + hdw->input_val); + if ((sid < ARRAY_SIZE(routing_schemes)) && + ((sp = routing_schemes + sid) != NULL) && + (hdw->input_val >= 0) && + (hdw->input_val < sp->cnt)) { + route.input = sp->def[hdw->input_val]; + } else { + pvr2_trace(PVR2_TRACE_ERROR_LEGS, + "*** WARNING *** subdev v4l2 set_input:" + " Invalid routing scheme (%u)" + " and/or input (%d)", + sid, hdw->input_val); + return; + } + route.output = 0; + sd->ops->audio->s_routing(sd, &route); + } +} + + +/* + Stuff for Emacs to see, in order to encourage consistent editing style: + *** Local Variables: *** + *** mode: c *** + *** fill-column: 70 *** + *** tab-width: 8 *** + *** c-basic-offset: 8 *** + *** End: *** + */ -- cgit v1.2.3