From f955c4fc863c0823ec6c224b6645ab67c46f1a0d Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Fri, 28 Nov 2008 08:51:50 -0300 Subject: [PATCH] V4L/DVB (9846): gspca: Do the webcam microphone work when present. This patch adds the set/get/enum audio controls. Signed-off-by: Jean-Francois Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/gspca.c | 34 ++++++++++++++++++++++++++++++- 1 file changed, 33 insertions(+), 1 deletion(-) diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c index 6d924f180696..a5c21ca959d8 100644 --- a/drivers/media/video/gspca/gspca.c +++ b/drivers/media/video/gspca/gspca.c @@ -661,7 +661,7 @@ static int gspca_set_alt0(struct gspca_dev *gspca_dev) ret = usb_set_interface(gspca_dev->dev, gspca_dev->iface, 0); if (ret < 0) - PDEBUG(D_ERR|D_STREAM, "set interface 0 err %d", ret); + PDEBUG(D_ERR|D_STREAM, "set alt 0 err %d", ret); return ret; } @@ -1071,6 +1071,35 @@ static int vidioc_g_ctrl(struct file *file, void *priv, return -EINVAL; } +/*fixme: have an audio flag in gspca_dev?*/ +static int vidioc_s_audio(struct file *file, void *priv, + struct v4l2_audio *audio) +{ + if (audio->index != 0) + return -EINVAL; + return 0; +} + +static int vidioc_g_audio(struct file *file, void *priv, + struct v4l2_audio *audio) +{ + memset(audio, 0, sizeof *audio); + strcpy(audio->name, "Microphone"); + return 0; +} + +static int vidioc_enumaudio(struct file *file, void *priv, + struct v4l2_audio *audio) +{ + if (audio->index != 0) + return -EINVAL; + + strcpy(audio->name, "Microphone"); + audio->capability = 0; + audio->mode = 0; + return 0; +} + static int vidioc_querymenu(struct file *file, void *priv, struct v4l2_querymenu *qmenu) { @@ -1787,6 +1816,9 @@ static const struct v4l2_ioctl_ops dev_ioctl_ops = { .vidioc_queryctrl = vidioc_queryctrl, .vidioc_g_ctrl = vidioc_g_ctrl, .vidioc_s_ctrl = vidioc_s_ctrl, + .vidioc_g_audio = vidioc_g_audio, + .vidioc_s_audio = vidioc_s_audio, + .vidioc_enumaudio = vidioc_enumaudio, .vidioc_querymenu = vidioc_querymenu, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, -- 2.20.1