From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/media/usb/pvrusb2/pvrusb2-cs53l32a.c | 68 ++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 drivers/media/usb/pvrusb2/pvrusb2-cs53l32a.c (limited to 'drivers/media/usb/pvrusb2/pvrusb2-cs53l32a.c') diff --git a/drivers/media/usb/pvrusb2/pvrusb2-cs53l32a.c b/drivers/media/usb/pvrusb2/pvrusb2-cs53l32a.c new file mode 100644 index 0000000000..7eefa0f86a --- /dev/null +++ b/drivers/media/usb/pvrusb2/pvrusb2-cs53l32a.c @@ -0,0 +1,68 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * + * Copyright (C) 2005 Mike Isely + * Copyright (C) 2004 Aurelien Alleaume + */ + +/* + + 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 + +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); + } +} -- cgit v1.2.3