diff options
| author | Andy Walls <awalls@radix.net> | 2009-02-21 02:52:13 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-03-30 15:43:01 (GMT) |
| commit | ff2a20018094c593a35f4887bbdabf8926ddb6e6 (patch) | |
| tree | e6c89f8e06e6006035420ea20a6754dd4ca7e89c /drivers/media/video/cx18/cx18-controls.c | |
| parent | fa3e70360c86480acbaa54c9791e843196327a66 (diff) | |
| download | linux-ff2a20018094c593a35f4887bbdabf8926ddb6e6.tar.xz | |
V4L/DVB (10758): cx18: Convert I2C devices to v4l2_subdevices
This is a major perturbation to cx18 I2C device handling to convert it to the
v4l2_device/subdeivce framework. This change breaks GPIO audio multiplexer
control for the time being. It will be fixed in a coming change.
Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx18/cx18-controls.c')
| -rw-r--r-- | drivers/media/video/cx18/cx18-controls.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/media/video/cx18/cx18-controls.c b/drivers/media/video/cx18/cx18-controls.c index 9505c41..e5604c2 100644 --- a/drivers/media/video/cx18/cx18-controls.c +++ b/drivers/media/video/cx18/cx18-controls.c @@ -77,7 +77,7 @@ int cx18_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *qctrl) 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)) + if (v4l2_subdev_call(cx->sd_av, core, queryctrl, qctrl)) qctrl->flags |= V4L2_CTRL_FLAG_DISABLED; return 0; @@ -134,7 +134,7 @@ static int cx18_s_ctrl(struct cx18 *cx, struct v4l2_control *vctrl) 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); + return v4l2_subdev_call(cx->sd_av, core, s_ctrl, vctrl); default: CX18_DEBUG_IOCTL("invalid control 0x%x\n", vctrl->id); @@ -159,7 +159,8 @@ static int cx18_g_ctrl(struct cx18 *cx, struct v4l2_control *vctrl) 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); + return v4l2_subdev_call(cx->sd_av, core, g_ctrl, vctrl); + default: CX18_DEBUG_IOCTL("invalid control 0x%x\n", vctrl->id); return -EINVAL; @@ -260,10 +261,12 @@ int cx18_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c) return err; } if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG) { + static u32 freqs[3] = { 44100, 48000, 32000 }; 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); + unsigned int idx; if (err) return err; @@ -287,7 +290,11 @@ int cx18_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c) 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); + idx = p.audio_properties & 0x03; + /* The audio clock of the digitizer must match the codec sample + rate otherwise you get some very strange effects. */ + if (idx < sizeof(freqs)) + cx18_call_all(cx, audio, s_clock_freq, freqs[idx]); return err; } return -EINVAL; |