diff options
Diffstat (limited to 'drivers/media/video/cx88/cx88-video.c')
| -rw-r--r-- | drivers/media/video/cx88/cx88-video.c | 52 |
1 files changed, 48 insertions, 4 deletions
diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c index f814886..287a41e 100644 --- a/drivers/media/video/cx88/cx88-video.c +++ b/drivers/media/video/cx88/cx88-video.c @@ -40,6 +40,7 @@ #include "cx88.h" #include <media/v4l2-common.h> #include <media/v4l2-ioctl.h> +#include <media/wm8775.h> MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards"); MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); @@ -989,6 +990,32 @@ int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl) ctl->value = c->v.minimum; if (ctl->value > c->v.maximum) ctl->value = c->v.maximum; + + /* Pass changes onto any WM8775 */ + if (core->board.audio_chip == V4L2_IDENT_WM8775) { + struct v4l2_control client_ctl; + memset(&client_ctl, 0, sizeof(client_ctl)); + client_ctl.id = ctl->id; + + switch (ctl->id) { + case V4L2_CID_AUDIO_MUTE: + client_ctl.value = ctl->value; + break; + case V4L2_CID_AUDIO_VOLUME: + client_ctl.value = (ctl->value) ? + (0x90 + ctl->value) << 8 : 0; + break; + case V4L2_CID_AUDIO_BALANCE: + client_ctl.value = ctl->value << 9; + break; + default: + client_ctl.id = 0; + break; + } + if (client_ctl.id) + call_hw(core, WM8775_GID, core, s_ctrl, &client_ctl); + } + mask=c->mask; switch (ctl->id) { case V4L2_CID_AUDIO_BALANCE: @@ -1526,7 +1553,9 @@ static int radio_queryctrl (struct file *file, void *priv, if (c->id < V4L2_CID_BASE || c->id >= V4L2_CID_LASTP1) return -EINVAL; - if (c->id == V4L2_CID_AUDIO_MUTE) { + if (c->id == V4L2_CID_AUDIO_MUTE || + c->id == V4L2_CID_AUDIO_VOLUME || + c->id == V4L2_CID_AUDIO_BALANCE) { for (i = 0; i < CX8800_CTLS; i++) { if (cx8800_ctls[i].v.id == c->id) break; @@ -1856,9 +1885,24 @@ static int __devinit cx8800_initdev(struct pci_dev *pci_dev, /* load and configure helper modules */ - if (core->board.audio_chip == V4L2_IDENT_WM8775) - v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap, - "wm8775", 0x36 >> 1, NULL); + if (core->board.audio_chip == V4L2_IDENT_WM8775) { + struct i2c_board_info wm8775_info = { + .type = "wm8775", + .addr = 0x36 >> 1, + .platform_data = &core->wm8775_data, + }; + struct v4l2_subdev *sd; + + if (core->boardnr == CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1) + core->wm8775_data.is_nova_s = true; + else + core->wm8775_data.is_nova_s = false; + + sd = v4l2_i2c_new_subdev_board(&core->v4l2_dev, &core->i2c_adap, + &wm8775_info, NULL); + if (sd != NULL) + sd->grp_id = WM8775_GID; + } if (core->board.audio_chip == V4L2_IDENT_TVAUDIO) { /* This probes for a tda9874 as is used on some |