linux_dsm_epyc7002/drivers/media/usb/pvrusb2/pvrusb2-cs53l32a.c
Thomas Gleixner 2504ba9f59 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 235
Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 53 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190602204653.904365654@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:07 +02:00

69 lines
1.6 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
*
* Copyright (C) 2005 Mike Isely <isely@pobox.com>
* Copyright (C) 2004 Aurelien Alleaume <slts@free.fr>
*/
/*
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 <linux/videodev2.h>
#include <media/v4l2-common.h>
#include <linux/errno.h>
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_def1 = {
.def = routing_scheme1,
.cnt = ARRAY_SIZE(routing_scheme1),
};
static const struct routing_scheme *routing_schemes[] = {
[PVR2_ROUTING_SCHEME_ONAIR] = &routing_def1,
};
void pvr2_cs53l32a_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd)
{
if (hdw->input_dirty || hdw->force_dirty) {
const struct routing_scheme *sp;
unsigned int sid = hdw->hdw_desc->signal_routing_scheme;
u32 input;
pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 set_input(%d)",
hdw->input_val);
sp = (sid < ARRAY_SIZE(routing_schemes)) ?
routing_schemes[sid] : NULL;
if ((sp == NULL) ||
(hdw->input_val < 0) ||
(hdw->input_val >= sp->cnt)) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
"*** WARNING *** subdev v4l2 set_input: Invalid routing scheme (%u) and/or input (%d)",
sid, hdw->input_val);
return;
}
input = sp->def[hdw->input_val];
sd->ops->audio->s_routing(sd, input, 0, 0);
}
}