From c0e69315edd1d6901a021b85e0eea397444df702 Mon Sep 17 00:00:00 2001 From: Mike Isely Date: Wed, 27 Dec 2006 23:25:06 -0300 Subject: [PATCH] V4L/DVB (5048): Pvrusb2: v4l2 API implementation frequency tweaks Report and set correctly converted frequency to/from a V4L2 app. Signed-off-by: Mike Isely Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/pvrusb2/pvrusb2-v4l2.c | 26 ++++++++++++++++++---- 1 file changed, 22 insertions(+), 4 deletions(-) diff --git a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c index d5a54e8b72d..f74727983df 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c +++ b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c @@ -388,9 +388,15 @@ static int pvr2_v4l2_do_ioctl(struct inode *inode, struct file *file, case VIDIOC_S_FREQUENCY: { const struct v4l2_frequency *vf = (struct v4l2_frequency *)arg; + unsigned long fv; + fv = vf->frequency; + if (vf->type == V4L2_TUNER_RADIO) { + fv = (fv * 125) / 2; + } else { + fv = fv * 62500; + } ret = pvr2_ctrl_set_value( - pvr2_hdw_get_ctrl_by_id(hdw,PVR2_CID_FREQUENCY), - vf->frequency * 62500); + pvr2_hdw_get_ctrl_by_id(hdw,PVR2_CID_FREQUENCY),fv); break; } @@ -398,11 +404,23 @@ static int pvr2_v4l2_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_frequency *vf = (struct v4l2_frequency *)arg; int val = 0; + int cur_input = PVR2_CVAL_INPUT_TV; ret = pvr2_ctrl_get_value( pvr2_hdw_get_ctrl_by_id(hdw,PVR2_CID_FREQUENCY), &val); - val /= 62500; - vf->frequency = val; + if (ret != 0) break; + pvr2_ctrl_get_value( + pvr2_hdw_get_ctrl_by_id(hdw,PVR2_CID_INPUT), + &cur_input); + if (cur_input == PVR2_CVAL_INPUT_RADIO) { + val = (val * 2) / 125; + vf->frequency = val; + vf->type = V4L2_TUNER_RADIO; + } else { + val /= 62500; + vf->frequency = val; + vf->type = V4L2_TUNER_ANALOG_TV; + } break; } -- 2.41.0