From: Frank Schaefer Date: Mon, 24 Mar 2014 19:33:22 +0000 (-0300) Subject: [media] em28xx: move tuner frequency field from struct em28xx to struct v4l2 X-Git-Tag: v3.16-rc1~16^2~124 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=3854b0d847d558bdc820b93ae8a93c0923d0211d;p=linux.git [media] em28xx: move tuner frequency field from struct em28xx to struct v4l2 Move V4L2-specific frequency cache to struct em28xx_v4l2. Signed-off-by: Frank Schäfer Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c index 110673a4db10..46c42c6f34f6 100644 --- a/drivers/media/usb/em28xx/em28xx-video.c +++ b/drivers/media/usb/em28xx/em28xx-video.c @@ -963,7 +963,7 @@ int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count) /* Ask tuner to go to analog or radio mode */ memset(&f, 0, sizeof(f)); - f.frequency = dev->ctl_freq; + f.frequency = v4l2->frequency; if (vq->owner && vq->owner->vdev->vfl_type == VFL_TYPE_RADIO) f.type = V4L2_TUNER_RADIO; else @@ -1593,11 +1593,12 @@ static int vidioc_g_frequency(struct file *file, void *priv, { struct em28xx_fh *fh = priv; struct em28xx *dev = fh->dev; + struct em28xx_v4l2 *v4l2 = dev->v4l2; if (0 != f->tuner) return -EINVAL; - f->frequency = dev->ctl_freq; + f->frequency = v4l2->frequency; return 0; } @@ -1614,7 +1615,7 @@ static int vidioc_s_frequency(struct file *file, void *priv, v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, s_frequency, f); v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, g_frequency, &new_freq); - dev->ctl_freq = new_freq.frequency; + v4l2->frequency = new_freq.frequency; return 0; } @@ -2220,9 +2221,10 @@ static struct video_device *em28xx_vdev_init(struct em28xx *dev, static void em28xx_tuner_setup(struct em28xx *dev) { - struct v4l2_device *v4l2_dev = &dev->v4l2->v4l2_dev; - struct tuner_setup tun_setup; - struct v4l2_frequency f; + struct em28xx_v4l2 *v4l2 = dev->v4l2; + struct v4l2_device *v4l2_dev = &v4l2->v4l2_dev; + struct tuner_setup tun_setup; + struct v4l2_frequency f; if (dev->tuner_type == TUNER_ABSENT) return; @@ -2277,7 +2279,7 @@ static void em28xx_tuner_setup(struct em28xx *dev) f.tuner = 0; f.type = V4L2_TUNER_ANALOG_TV; f.frequency = 9076; /* just a magic number */ - dev->ctl_freq = f.frequency; + v4l2->frequency = f.frequency; v4l2_device_call_all(v4l2_dev, 0, tuner, s_frequency, &f); } diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h index 998be42c0f70..1ea809587c93 100644 --- a/drivers/media/usb/em28xx/em28xx.h +++ b/drivers/media/usb/em28xx/em28xx.h @@ -527,6 +527,8 @@ struct em28xx_v4l2 { int users; /* user count for exclusive use */ int streaming_users; /* number of actively streaming users */ + u32 frequency; /* selected tuner frequency */ + struct em28xx_fmt *format; v4l2_std_id norm; /* selected tv norm */ @@ -645,7 +647,6 @@ struct em28xx { struct rt_mutex i2c_bus_lock; /* video for linux */ - int ctl_freq; /* selected frequency */ unsigned int ctl_input; /* selected input */ unsigned int ctl_ainput;/* selected audio input */ unsigned int ctl_aoutput;/* selected audio output */