int cx25840_audio_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) { struct i2c_client *client = v4l2_get_subdevdata(sd); switch (ctrl->id) { case V4L2_CID_AUDIO_VOLUME: ctrl->value = get_volume(client); break; case V4L2_CID_AUDIO_BASS: ctrl->value = get_bass(client); break; case V4L2_CID_AUDIO_TREBLE: ctrl->value = get_treble(client); break; case V4L2_CID_AUDIO_BALANCE: ctrl->value = get_balance(client); break; case V4L2_CID_AUDIO_MUTE: ctrl->value = get_mute(client); break; default: return -EINVAL; } return 0; }
/* si4713_g_ctrl - get the value of a control */ static int si4713_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) { struct si4713_device *sdev = to_si4713_device(sd); int rval = 0; if (!sdev) return -ENODEV; mutex_lock(&sdev->mutex); if (sdev->power_state) { rval = si4713_read_property(sdev, SI4713_TX_LINE_INPUT_MUTE, &sdev->mute); if (rval < 0) goto unlock; } switch (ctrl->id) { case V4L2_CID_AUDIO_MUTE: ctrl->value = get_mute(sdev->mute); break; } unlock: mutex_unlock(&sdev->mutex); return rval; }
int cx25840_audio(struct i2c_client *client, unsigned int cmd, void *arg) { struct v4l2_control *ctrl = arg; switch (cmd) { case VIDIOC_INT_AUDIO_CLOCK_FREQ: return set_audclk_freq(client, *(u32 *)arg); case VIDIOC_G_CTRL: switch (ctrl->id) { case V4L2_CID_AUDIO_VOLUME: ctrl->value = get_volume(client); break; case V4L2_CID_AUDIO_BASS: ctrl->value = get_bass(client); break; case V4L2_CID_AUDIO_TREBLE: ctrl->value = get_treble(client); break; case V4L2_CID_AUDIO_BALANCE: ctrl->value = get_balance(client); break; case V4L2_CID_AUDIO_MUTE: ctrl->value = get_mute(client); break; default: return -EINVAL; } break; case VIDIOC_S_CTRL: switch (ctrl->id) { case V4L2_CID_AUDIO_VOLUME: set_volume(client, ctrl->value); break; case V4L2_CID_AUDIO_BASS: set_bass(client, ctrl->value); break; case V4L2_CID_AUDIO_TREBLE: set_treble(client, ctrl->value); break; case V4L2_CID_AUDIO_BALANCE: set_balance(client, ctrl->value); break; case V4L2_CID_AUDIO_MUTE: set_mute(client, ctrl->value); break; default: return -EINVAL; } break; default: return -EINVAL; } return 0; }
static int si4713_set_mute(struct si4713_device *sdev, u16 mute) { int rval = 0; mute = set_mute(mute); mutex_lock(&sdev->mutex); if (sdev->power_state) rval = si4713_write_property(sdev, SI4713_TX_LINE_INPUT_MUTE, mute); if (rval >= 0) sdev->mute = get_mute(mute); mutex_unlock(&sdev->mutex); return rval; }
int cx18_av_audio_g_ctrl(struct cx18 *cx, struct v4l2_control *ctrl) { switch (ctrl->id) { case V4L2_CID_AUDIO_VOLUME: ctrl->value = get_volume(cx); break; case V4L2_CID_AUDIO_BASS: ctrl->value = get_bass(cx); break; case V4L2_CID_AUDIO_TREBLE: ctrl->value = get_treble(cx); break; case V4L2_CID_AUDIO_BALANCE: ctrl->value = get_balance(cx); break; case V4L2_CID_AUDIO_MUTE: ctrl->value = get_mute(cx); break; default: return -EINVAL; } return 0; }
int cx25840_audio(struct i2c_client *client, unsigned int cmd, void *arg) { struct cx25840_state *state = i2c_get_clientdata(client); struct v4l2_control *ctrl = arg; int retval; switch (cmd) { case VIDIOC_INT_AUDIO_CLOCK_FREQ: if (!state->is_cx25836) cx25840_and_or(client, 0x810, ~0x1, 1); if (state->aud_input != CX25840_AUDIO_SERIAL) { cx25840_and_or(client, 0x803, ~0x10, 0); cx25840_write(client, 0x8d3, 0x1f); } retval = set_audclk_freq(client, *(u32 *)arg); if (state->aud_input != CX25840_AUDIO_SERIAL) { cx25840_and_or(client, 0x803, ~0x10, 0x10); } if (!state->is_cx25836) cx25840_and_or(client, 0x810, ~0x1, 0); return retval; case VIDIOC_G_CTRL: switch (ctrl->id) { case V4L2_CID_AUDIO_VOLUME: ctrl->value = get_volume(client); break; case V4L2_CID_AUDIO_BASS: ctrl->value = get_bass(client); break; case V4L2_CID_AUDIO_TREBLE: ctrl->value = get_treble(client); break; case V4L2_CID_AUDIO_BALANCE: ctrl->value = get_balance(client); break; case V4L2_CID_AUDIO_MUTE: ctrl->value = get_mute(client); break; default: return -EINVAL; } break; case VIDIOC_S_CTRL: switch (ctrl->id) { case V4L2_CID_AUDIO_VOLUME: set_volume(client, ctrl->value); break; case V4L2_CID_AUDIO_BASS: set_bass(client, ctrl->value); break; case V4L2_CID_AUDIO_TREBLE: set_treble(client, ctrl->value); break; case V4L2_CID_AUDIO_BALANCE: set_balance(client, ctrl->value); break; case V4L2_CID_AUDIO_MUTE: set_mute(client, ctrl->value); break; default: return -EINVAL; } break; default: return -EINVAL; } return 0; }
int cx18_av_audio(struct cx18 *cx, unsigned int cmd, void *arg) { struct cx18_av_state *state = &cx->av_state; struct v4l2_control *ctrl = arg; int retval; switch (cmd) { case VIDIOC_INT_AUDIO_CLOCK_FREQ: if (state->aud_input > CX18_AV_AUDIO_SERIAL2) { cx18_av_and_or(cx, 0x803, ~0x10, 0); cx18_av_write(cx, 0x8d3, 0x1f); } cx18_av_and_or(cx, 0x810, ~0x1, 1); retval = set_audclk_freq(cx, *(u32 *)arg); cx18_av_and_or(cx, 0x810, ~0x1, 0); if (state->aud_input > CX18_AV_AUDIO_SERIAL2) cx18_av_and_or(cx, 0x803, ~0x10, 0x10); return retval; case VIDIOC_G_CTRL: switch (ctrl->id) { case V4L2_CID_AUDIO_VOLUME: ctrl->value = get_volume(cx); break; case V4L2_CID_AUDIO_BASS: ctrl->value = get_bass(cx); break; case V4L2_CID_AUDIO_TREBLE: ctrl->value = get_treble(cx); break; case V4L2_CID_AUDIO_BALANCE: ctrl->value = get_balance(cx); break; case V4L2_CID_AUDIO_MUTE: ctrl->value = get_mute(cx); break; default: return -EINVAL; } break; case VIDIOC_S_CTRL: switch (ctrl->id) { case V4L2_CID_AUDIO_VOLUME: set_volume(cx, ctrl->value); break; case V4L2_CID_AUDIO_BASS: set_bass(cx, ctrl->value); break; case V4L2_CID_AUDIO_TREBLE: set_treble(cx, ctrl->value); break; case V4L2_CID_AUDIO_BALANCE: set_balance(cx, ctrl->value); break; case V4L2_CID_AUDIO_MUTE: set_mute(cx, ctrl->value); break; default: return -EINVAL; } break; default: return -EINVAL; } return 0; }