diff options
Diffstat (limited to 'drivers/media/video/cx18/cx18-controls.c')
| -rw-r--r-- | drivers/media/video/cx18/cx18-controls.c | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/drivers/media/video/cx18/cx18-controls.c b/drivers/media/video/cx18/cx18-controls.c deleted file mode 100644 index 282a3d29fda..00000000000 --- a/drivers/media/video/cx18/cx18-controls.c +++ /dev/null @@ -1,131 +0,0 @@ -/* - * cx18 ioctl control functions - * - * Derived from ivtv-controls.c - * - * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> - * - * 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, or - * (at your option) any later version. - * - * 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 - */ -#include <linux/kernel.h> -#include <linux/slab.h> - -#include "cx18-driver.h" -#include "cx18-cards.h" -#include "cx18-ioctl.h" -#include "cx18-audio.h" -#include "cx18-mailbox.h" -#include "cx18-controls.h" - -static int cx18_s_stream_vbi_fmt(struct cx2341x_handler *cxhdl, u32 fmt) -{ - struct cx18 *cx = container_of(cxhdl, struct cx18, cxhdl); - int type = cxhdl->stream_type->val; - - if (atomic_read(&cx->ana_capturing) > 0) - return -EBUSY; - - if (fmt != V4L2_MPEG_STREAM_VBI_FMT_IVTV || - !(type == V4L2_MPEG_STREAM_TYPE_MPEG2_PS || - type == V4L2_MPEG_STREAM_TYPE_MPEG2_DVD || - type == V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD)) { - /* Only IVTV fmt VBI insertion & only MPEG-2 PS type streams */ - cx->vbi.insert_mpeg = V4L2_MPEG_STREAM_VBI_FMT_NONE; - CX18_DEBUG_INFO("disabled insertion of sliced VBI data into " - "the MPEG stream\n"); - return 0; - } - - /* Allocate sliced VBI buffers if needed. */ - if (cx->vbi.sliced_mpeg_data[0] == NULL) { - int i; - - for (i = 0; i < CX18_VBI_FRAMES; i++) { - cx->vbi.sliced_mpeg_data[i] = - kmalloc(CX18_SLICED_MPEG_DATA_BUFSZ, GFP_KERNEL); - if (cx->vbi.sliced_mpeg_data[i] == NULL) { - while (--i >= 0) { - kfree(cx->vbi.sliced_mpeg_data[i]); - cx->vbi.sliced_mpeg_data[i] = NULL; - } - cx->vbi.insert_mpeg = - V4L2_MPEG_STREAM_VBI_FMT_NONE; - CX18_WARN("Unable to allocate buffers for " - "sliced VBI data insertion\n"); - return -ENOMEM; - } - } - } - - cx->vbi.insert_mpeg = fmt; - CX18_DEBUG_INFO("enabled insertion of sliced VBI data into the MPEG PS," - "when sliced VBI is enabled\n"); - - /* - * If our current settings have no lines set for capture, store a valid, - * default set of service lines to capture, in our current settings. - */ - if (cx18_get_service_set(cx->vbi.sliced_in) == 0) { - if (cx->is_60hz) - cx->vbi.sliced_in->service_set = - V4L2_SLICED_CAPTION_525; - else - cx->vbi.sliced_in->service_set = V4L2_SLICED_WSS_625; - cx18_expand_service_set(cx->vbi.sliced_in, cx->is_50hz); - } - return 0; -} - -static int cx18_s_video_encoding(struct cx2341x_handler *cxhdl, u32 val) -{ - struct cx18 *cx = container_of(cxhdl, struct cx18, cxhdl); - int is_mpeg1 = val == V4L2_MPEG_VIDEO_ENCODING_MPEG_1; - struct v4l2_mbus_framefmt fmt; - - /* fix videodecoder resolution */ - fmt.width = cxhdl->width / (is_mpeg1 ? 2 : 1); - fmt.height = cxhdl->height; - fmt.code = V4L2_MBUS_FMT_FIXED; - v4l2_subdev_call(cx->sd_av, video, s_mbus_fmt, &fmt); - return 0; -} - -static int cx18_s_audio_sampling_freq(struct cx2341x_handler *cxhdl, u32 idx) -{ - static const u32 freqs[3] = { 44100, 48000, 32000 }; - struct cx18 *cx = container_of(cxhdl, struct cx18, cxhdl); - - /* The audio clock of the digitizer must match the codec sample - rate otherwise you get some very strange effects. */ - if (idx < ARRAY_SIZE(freqs)) - cx18_call_all(cx, audio, s_clock_freq, freqs[idx]); - return 0; -} - -static int cx18_s_audio_mode(struct cx2341x_handler *cxhdl, u32 val) -{ - struct cx18 *cx = container_of(cxhdl, struct cx18, cxhdl); - - cx->dualwatch_stereo_mode = val; - return 0; -} - -struct cx2341x_handler_ops cx18_cxhdl_ops = { - .s_audio_mode = cx18_s_audio_mode, - .s_audio_sampling_freq = cx18_s_audio_sampling_freq, - .s_video_encoding = cx18_s_video_encoding, - .s_stream_vbi_fmt = cx18_s_stream_vbi_fmt, -}; |