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V4L/DVB (11207): pvrusb2: Add composite and s-video input support for…
… OnAir devices Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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Mike Isely
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Mauro Carvalho Chehab
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Mar 30, 2009
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/* | ||
* | ||
* | ||
* Copyright (C) 2005 Mike Isely <isely@pobox.com> | ||
* Copyright (C) 2004 Aurelien Alleaume <slts@free.fr> | ||
* | ||
* 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 | ||
* | ||
*/ | ||
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/* | ||
This source file is specifically designed to interface with the | ||
v4l-dvb cs53l32a module. | ||
*/ | ||
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#include "pvrusb2-cs53l32a.h" | ||
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#include "pvrusb2-hdw-internal.h" | ||
#include "pvrusb2-debug.h" | ||
#include <linux/videodev2.h> | ||
#include <media/v4l2-common.h> | ||
#include <linux/errno.h> | ||
#include <linux/slab.h> | ||
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struct routing_scheme { | ||
const int *def; | ||
unsigned int cnt; | ||
}; | ||
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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, | ||
}; | ||
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static const struct routing_scheme routing_schemes[] = { | ||
[PVR2_ROUTING_SCHEME_ONAIR] = { | ||
.def = routing_scheme1, | ||
.cnt = ARRAY_SIZE(routing_scheme1), | ||
}, | ||
}; | ||
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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); | ||
} | ||
} | ||
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/* | ||
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: *** | ||
*/ |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,48 @@ | ||
/* | ||
* | ||
* | ||
* Copyright (C) 2005 Mike Isely <isely@pobox.com> | ||
* Copyright (C) 2004 Aurelien Alleaume <slts@free.fr> | ||
* | ||
* 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 | ||
* | ||
*/ | ||
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#ifndef __PVRUSB2_CS53L32A_H | ||
#define __PVRUSB2_CS53L32A_H | ||
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/* | ||
This module connects the pvrusb2 driver to the I2C chip level | ||
driver which handles device video processing. This interface is | ||
used internally by the driver; higher level code should only | ||
interact through the interface provided by pvrusb2-hdw.h. | ||
*/ | ||
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#include "pvrusb2-hdw-internal.h" | ||
void pvr2_cs53l32a_subdev_update(struct pvr2_hdw *, struct v4l2_subdev *); | ||
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#endif /* __PVRUSB2_AUDIO_CS53L32A_H */ | ||
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/* | ||
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: *** | ||
*/ |
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