diff options
| author | Mike Isely <isely@pobox.com> | 2006-06-25 20:04:58 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-06-27 00:17:31 -0300 |
| commit | 1d9f8461f1a870571f9403a312c26deec3305be5 (patch) | |
| tree | c677a3577f88655f872ee0f96b741ebfd1807b49 | |
| parent | b46cfa805ed12c11fea0adc8e4058000c2e67314 (diff) | |
V4L/DVB (4243): Exploit new V4L control features in pvrusb2
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-ctrl.c | 5 | ||||
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-v4l2.c | 73 |
2 files changed, 76 insertions, 2 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-ctrl.c b/drivers/media/video/pvrusb2/pvrusb2-ctrl.c index e4484f95ea9..d5df9fbeba2 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-ctrl.c +++ b/drivers/media/video/pvrusb2/pvrusb2-ctrl.c @@ -230,6 +230,11 @@ unsigned int pvr2_ctrl_get_v4lflags(struct pvr2_ctrl *cptr) flags = cptr->info->get_v4lflags(cptr); } + if (cptr->info->set_value) { + flags &= ~V4L2_CTRL_FLAG_READ_ONLY; + } else { + flags |= V4L2_CTRL_FLAG_READ_ONLY; + } return flags; } diff --git a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c index 9fefcdf8ffa..5e8fd863011 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c +++ b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c @@ -518,7 +518,13 @@ static int pvr2_v4l2_do_ioctl(struct inode *inode, struct file *file, struct pvr2_ctrl *cptr; struct v4l2_queryctrl *vc = (struct v4l2_queryctrl *)arg; ret = 0; - cptr = pvr2_hdw_get_ctrl_v4l(hdw,vc->id); + if (vc->id & V4L2_CTRL_FLAG_NEXT_CTRL) { + cptr = pvr2_hdw_get_ctrl_nextv4l( + hdw,(vc->id & ~V4L2_CTRL_FLAG_NEXT_CTRL)); + if (cptr) vc->id = pvr2_ctrl_get_v4lid(cptr); + } else { + cptr = pvr2_hdw_get_ctrl_v4l(hdw,vc->id); + } if (!cptr) { pvr2_trace(PVR2_TRACE_ERROR_LEGS, "QUERYCTRL id=0x%x not implemented here", @@ -542,7 +548,7 @@ static int pvr2_v4l2_do_ioctl(struct inode *inode, struct file *file, vc->step = 1; break; case pvr2_ctl_bool: - vc->type = V4L2_CTRL_TYPE_INTEGER; + vc->type = V4L2_CTRL_TYPE_BOOLEAN; vc->minimum = 0; vc->maximum = 1; vc->step = 1; @@ -593,6 +599,69 @@ static int pvr2_v4l2_do_ioctl(struct inode *inode, struct file *file, break; } + case VIDIOC_G_EXT_CTRLS: + { + struct v4l2_ext_controls *ctls = + (struct v4l2_ext_controls *)arg; + struct v4l2_ext_control *ctrl; + unsigned int idx; + int val; + for (idx = 0; idx < ctls->count; idx++) { + ctrl = ctls->controls + idx; + ret = pvr2_ctrl_get_value( + pvr2_hdw_get_ctrl_v4l(hdw,ctrl->id),&val); + if (ret) { + ctls->error_idx = idx; + break; + } + /* Ensure that if read as a 64 bit value, the user + will still get a hopefully sane value */ + ctrl->value64 = 0; + ctrl->value = val; + } + break; + } + + case VIDIOC_S_EXT_CTRLS: + { + struct v4l2_ext_controls *ctls = + (struct v4l2_ext_controls *)arg; + struct v4l2_ext_control *ctrl; + unsigned int idx; + for (idx = 0; idx < ctls->count; idx++) { + ctrl = ctls->controls + idx; + ret = pvr2_ctrl_set_value( + pvr2_hdw_get_ctrl_v4l(hdw,ctrl->id), + ctrl->value); + if (ret) { + ctls->error_idx = idx; + break; + } + } + break; + } + + case VIDIOC_TRY_EXT_CTRLS: + { + struct v4l2_ext_controls *ctls = + (struct v4l2_ext_controls *)arg; + struct v4l2_ext_control *ctrl; + struct pvr2_ctrl *pctl; + unsigned int idx; + /* For the moment just validate that the requested control + actually exists. */ + for (idx = 0; idx < ctls->count; idx++) { + ctrl = ctls->controls + idx; + pctl = pvr2_hdw_get_ctrl_v4l(hdw,ctrl->id); + if (!pctl) { + ret = -EINVAL; + ctls->error_idx = idx; + break; + } + } + break; + } + case VIDIOC_LOG_STATUS: { pvr2_hdw_trigger_module_log(hdw); |