diff options
author | Mike Isely <isely@pobox.com> | 2007-01-20 00:09:47 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-02-21 13:34:38 -0200 |
commit | 18103c57b0168ebc0401702d483fe131f0aecc7a (patch) | |
tree | 1d57e73217254121f0c023009c510a4936332d64 /drivers/media/video/pvrusb2/pvrusb2-v4l2.c | |
parent | af78a48b69231e129db0e1db24053da22f8eed6d (diff) | |
download | op-kernel-dev-18103c57b0168ebc0401702d483fe131f0aecc7a.zip op-kernel-dev-18103c57b0168ebc0401702d483fe131f0aecc7a.tar.gz |
V4L/DVB (5081): Pvrusb2: VIDIOC_G_TUNER cleanup
Clean up use of VIDIOC_G_TUNER; we now correctly gather info from all
the I2C client modules. Also abide by V4L2_TUNER_CAP_LOW
appropriately.
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-v4l2.c')
-rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-v4l2.c | 85 |
1 files changed, 32 insertions, 53 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c index 655a722..2a67638 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c +++ b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c @@ -95,25 +95,6 @@ static struct v4l2_capability pvr_capability ={ .reserved = {0,0,0,0} }; -static struct v4l2_tuner pvr_v4l2_tuners[]= { - { - .index = 0, - .name = "TV Tuner", - .type = V4L2_TUNER_ANALOG_TV, - .capability = (V4L2_TUNER_CAP_NORM | - V4L2_TUNER_CAP_STEREO | - V4L2_TUNER_CAP_LANG1 | - V4L2_TUNER_CAP_LANG2), - .rangelow = 0, - .rangehigh = 0, - .rxsubchans = V4L2_TUNER_SUB_STEREO, - .audmode = V4L2_TUNER_MODE_STEREO, - .signal = 0, - .afc = 0, - .reserved = {0,0,0,0} - } -}; - static struct v4l2_fmtdesc pvr_fmtdesc [] = { { .index = 0, @@ -358,34 +339,8 @@ static int pvr2_v4l2_do_ioctl(struct inode *inode, struct file *file, case VIDIOC_G_TUNER: { struct v4l2_tuner *vt = (struct v4l2_tuner *)arg; - unsigned int status_mask; - int val; - if (vt->index !=0) break; - - status_mask = pvr2_hdw_get_signal_status(hdw); - - memcpy(vt, &pvr_v4l2_tuners[vt->index], - sizeof(struct v4l2_tuner)); - - vt->signal = 0; - if (status_mask & PVR2_SIGNAL_OK) { - if (status_mask & PVR2_SIGNAL_STEREO) { - vt->rxsubchans = V4L2_TUNER_SUB_STEREO; - } else { - vt->rxsubchans = V4L2_TUNER_SUB_MONO; - } - if (status_mask & PVR2_SIGNAL_SAP) { - vt->rxsubchans |= (V4L2_TUNER_SUB_LANG1 | - V4L2_TUNER_SUB_LANG2); - } - vt->signal = 65535; - } - - val = 0; - ret = pvr2_ctrl_get_value( - pvr2_hdw_get_ctrl_by_id(hdw,PVR2_CID_AUDIOMODE), - &val); - vt->audmode = val; + pvr2_hdw_execute_tuner_poll(hdw); + ret = pvr2_hdw_get_tuner_status(hdw,vt); break; } @@ -405,8 +360,27 @@ static int pvr2_v4l2_do_ioctl(struct inode *inode, struct file *file, { const struct v4l2_frequency *vf = (struct v4l2_frequency *)arg; unsigned long fv; - fv = vf->frequency; + struct v4l2_tuner vt; + int cur_input; + struct pvr2_ctrl *ctrlp; + ret = pvr2_hdw_get_tuner_status(hdw,&vt); + if (ret != 0) break; + ctrlp = pvr2_hdw_get_ctrl_by_id(hdw,PVR2_CID_INPUT); + ret = pvr2_ctrl_get_value(ctrlp,&cur_input); + if (ret != 0) break; if (vf->type == V4L2_TUNER_RADIO) { + if (cur_input != PVR2_CVAL_INPUT_RADIO) { + pvr2_ctrl_set_value(ctrlp, + PVR2_CVAL_INPUT_RADIO); + } + } else { + if (cur_input == PVR2_CVAL_INPUT_RADIO) { + pvr2_ctrl_set_value(ctrlp, + PVR2_CVAL_INPUT_TV); + } + } + fv = vf->frequency; + if (vt.capability & V4L2_TUNER_CAP_LOW) { fv = (fv * 125) / 2; } else { fv = fv * 62500; @@ -420,7 +394,10 @@ 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; + int cur_input; + struct v4l2_tuner vt; + ret = pvr2_hdw_get_tuner_status(hdw,&vt); + if (ret != 0) break; ret = pvr2_ctrl_get_value( pvr2_hdw_get_ctrl_by_id(hdw,PVR2_CID_FREQUENCY), &val); @@ -429,14 +406,16 @@ static int pvr2_v4l2_do_ioctl(struct inode *inode, struct file *file, 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; } + if (vt.capability & V4L2_TUNER_CAP_LOW) { + val = (val * 2) / 125; + } else { + val /= 62500; + } + vf->frequency = val; break; } |