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path: root/drivers/media/video/cx18/cx18-controls.c
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Diffstat (limited to 'drivers/media/video/cx18/cx18-controls.c')
-rw-r--r--drivers/media/video/cx18/cx18-controls.c317
1 files changed, 0 insertions, 317 deletions
diff --git a/drivers/media/video/cx18/cx18-controls.c b/drivers/media/video/cx18/cx18-controls.c
deleted file mode 100644
index 17edf305d64..00000000000
--- a/drivers/media/video/cx18/cx18-controls.c
+++ /dev/null
@@ -1,317 +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 "cx18-driver.h"
-#include "cx18-av-core.h"
-#include "cx18-cards.h"
-#include "cx18-ioctl.h"
-#include "cx18-audio.h"
-#include "cx18-i2c.h"
-#include "cx18-mailbox.h"
-#include "cx18-controls.h"
-
-static const u32 user_ctrls[] = {
- V4L2_CID_USER_CLASS,
- V4L2_CID_BRIGHTNESS,
- V4L2_CID_CONTRAST,
- V4L2_CID_SATURATION,
- V4L2_CID_HUE,
- V4L2_CID_AUDIO_VOLUME,
- V4L2_CID_AUDIO_BALANCE,
- V4L2_CID_AUDIO_BASS,
- V4L2_CID_AUDIO_TREBLE,
- V4L2_CID_AUDIO_MUTE,
- V4L2_CID_AUDIO_LOUDNESS,
- 0
-};
-
-static const u32 *ctrl_classes[] = {
- user_ctrls,
- cx2341x_mpeg_ctrls,
- NULL
-};
-
-int cx18_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *qctrl)
-{
- struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- const char *name;
-
- qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
- if (qctrl->id == 0)
- return -EINVAL;
-
- switch (qctrl->id) {
- /* Standard V4L2 controls */
- case V4L2_CID_BRIGHTNESS:
- case V4L2_CID_HUE:
- case V4L2_CID_SATURATION:
- case V4L2_CID_CONTRAST:
- if (cx18_av_cmd(cx, VIDIOC_QUERYCTRL, qctrl))
- qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
- return 0;
-
- case V4L2_CID_AUDIO_VOLUME:
- case V4L2_CID_AUDIO_MUTE:
- case V4L2_CID_AUDIO_BALANCE:
- case V4L2_CID_AUDIO_BASS:
- case V4L2_CID_AUDIO_TREBLE:
- case V4L2_CID_AUDIO_LOUDNESS:
- if (cx18_i2c_hw(cx, cx->card->hw_audio_ctrl, VIDIOC_QUERYCTRL, qctrl))
- qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
- return 0;
-
- default:
- if (cx2341x_ctrl_query(&cx->params, qctrl))
- qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
- return 0;
- }
- strncpy(qctrl->name, name, sizeof(qctrl->name) - 1);
- qctrl->name[sizeof(qctrl->name) - 1] = 0;
- return 0;
-}
-
-int cx18_querymenu(struct file *file, void *fh, struct v4l2_querymenu *qmenu)
-{
- struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- struct v4l2_queryctrl qctrl;
-
- qctrl.id = qmenu->id;
- cx18_queryctrl(file, fh, &qctrl);
- return v4l2_ctrl_query_menu(qmenu, &qctrl,
- cx2341x_ctrl_get_menu(&cx->params, qmenu->id));
-}
-
-static int cx18_try_ctrl(struct file *file, void *fh,
- struct v4l2_ext_control *vctrl)
-{
- struct v4l2_queryctrl qctrl;
- const char **menu_items = NULL;
- int err;
-
- qctrl.id = vctrl->id;
- err = cx18_queryctrl(file, fh, &qctrl);
- if (err)
- return err;
- if (qctrl.type == V4L2_CTRL_TYPE_MENU)
- menu_items = v4l2_ctrl_get_menu(qctrl.id);
- return v4l2_ctrl_check(vctrl, &qctrl, menu_items);
-}
-
-static int cx18_s_ctrl(struct cx18 *cx, struct v4l2_control *vctrl)
-{
- switch (vctrl->id) {
- /* Standard V4L2 controls */
- case V4L2_CID_BRIGHTNESS:
- case V4L2_CID_HUE:
- case V4L2_CID_SATURATION:
- case V4L2_CID_CONTRAST:
- return cx18_av_cmd(cx, VIDIOC_S_CTRL, vctrl);
-
- case V4L2_CID_AUDIO_VOLUME:
- case V4L2_CID_AUDIO_MUTE:
- case V4L2_CID_AUDIO_BALANCE:
- case V4L2_CID_AUDIO_BASS:
- case V4L2_CID_AUDIO_TREBLE:
- case V4L2_CID_AUDIO_LOUDNESS:
- return cx18_i2c_hw(cx, cx->card->hw_audio_ctrl, VIDIOC_S_CTRL, vctrl);
-
- default:
- CX18_DEBUG_IOCTL("invalid control 0x%x\n", vctrl->id);
- return -EINVAL;
- }
- return 0;
-}
-
-static int cx18_g_ctrl(struct cx18 *cx, struct v4l2_control *vctrl)
-{
- switch (vctrl->id) {
- /* Standard V4L2 controls */
- case V4L2_CID_BRIGHTNESS:
- case V4L2_CID_HUE:
- case V4L2_CID_SATURATION:
- case V4L2_CID_CONTRAST:
- return cx18_av_cmd(cx, VIDIOC_G_CTRL, vctrl);
-
- case V4L2_CID_AUDIO_VOLUME:
- case V4L2_CID_AUDIO_MUTE:
- case V4L2_CID_AUDIO_BALANCE:
- case V4L2_CID_AUDIO_BASS:
- case V4L2_CID_AUDIO_TREBLE:
- case V4L2_CID_AUDIO_LOUDNESS:
- return cx18_i2c_hw(cx, cx->card->hw_audio_ctrl, VIDIOC_G_CTRL, vctrl);
- default:
- CX18_DEBUG_IOCTL("invalid control 0x%x\n", vctrl->id);
- return -EINVAL;
- }
- return 0;
-}
-
-static int cx18_setup_vbi_fmt(struct cx18 *cx, enum v4l2_mpeg_stream_vbi_fmt fmt)
-{
- if (!(cx->v4l2_cap & V4L2_CAP_SLICED_VBI_CAPTURE))
- return -EINVAL;
- if (atomic_read(&cx->ana_capturing) > 0)
- return -EBUSY;
-
- /* First try to allocate sliced VBI buffers if needed. */
- if (fmt && cx->vbi.sliced_mpeg_data[0] == NULL) {
- int i;
-
- for (i = 0; i < CX18_VBI_FRAMES; i++) {
- /* Yuck, hardcoded. Needs to be a define */
- cx->vbi.sliced_mpeg_data[i] = kmalloc(2049, 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;
- }
- return -ENOMEM;
- }
- }
- }
-
- cx->vbi.insert_mpeg = fmt;
-
- if (cx->vbi.insert_mpeg == 0)
- return 0;
- /* Need sliced data for mpeg insertion */
- 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;
-}
-
-int cx18_g_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
-{
- struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- struct v4l2_control ctrl;
-
- if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
- int i;
- int err = 0;
-
- for (i = 0; i < c->count; i++) {
- ctrl.id = c->controls[i].id;
- ctrl.value = c->controls[i].value;
- err = cx18_g_ctrl(cx, &ctrl);
- c->controls[i].value = ctrl.value;
- if (err) {
- c->error_idx = i;
- break;
- }
- }
- return err;
- }
- if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
- return cx2341x_ext_ctrls(&cx->params, 0, c, VIDIOC_G_EXT_CTRLS);
- return -EINVAL;
-}
-
-int cx18_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
-{
- struct cx18_open_id *id = fh;
- struct cx18 *cx = id->cx;
- int ret;
- struct v4l2_control ctrl;
-
- ret = v4l2_prio_check(&cx->prio, &id->prio);
- if (ret)
- return ret;
-
- if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
- int i;
- int err = 0;
-
- for (i = 0; i < c->count; i++) {
- ctrl.id = c->controls[i].id;
- ctrl.value = c->controls[i].value;
- err = cx18_s_ctrl(cx, &ctrl);
- c->controls[i].value = ctrl.value;
- if (err) {
- c->error_idx = i;
- break;
- }
- }
- return err;
- }
- if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG) {
- struct cx18_api_func_private priv;
- struct cx2341x_mpeg_params p = cx->params;
- int err = cx2341x_ext_ctrls(&p, atomic_read(&cx->ana_capturing),
- c, VIDIOC_S_EXT_CTRLS);
-
- if (err)
- return err;
-
- if (p.video_encoding != cx->params.video_encoding) {
- int is_mpeg1 = p.video_encoding ==
- V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
- struct v4l2_format fmt;
-
- /* fix videodecoder resolution */
- fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- fmt.fmt.pix.width = cx->params.width
- / (is_mpeg1 ? 2 : 1);
- fmt.fmt.pix.height = cx->params.height;
- cx18_av_cmd(cx, VIDIOC_S_FMT, &fmt);
- }
- priv.cx = cx;
- priv.s = &cx->streams[id->type];
- err = cx2341x_update(&priv, cx18_api_func, &cx->params, &p);
- if (!err && cx->params.stream_vbi_fmt != p.stream_vbi_fmt)
- err = cx18_setup_vbi_fmt(cx, p.stream_vbi_fmt);
- cx->params = p;
- cx->dualwatch_stereo_mode = p.audio_properties & 0x0300;
- cx18_audio_set_audio_clock_freq(cx, p.audio_properties & 0x03);
- return err;
- }
- return -EINVAL;
-}
-
-int cx18_try_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
-{
- struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
-
- if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
- int i;
- int err = 0;
-
- for (i = 0; i < c->count; i++) {
- err = cx18_try_ctrl(file, fh, &c->controls[i]);
- if (err) {
- c->error_idx = i;
- break;
- }
- }
- return err;
- }
- if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
- return cx2341x_ext_ctrls(&cx->params,
- atomic_read(&cx->ana_capturing),
- c, VIDIOC_TRY_EXT_CTRLS);
- return -EINVAL;
-}
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