Re: RFC: Use of s_std calling s_freq when tuner powered down

2010-07-11 Thread Andy Walls
On Fri, 2010-07-09 at 14:09 -0400, Devin Heitmueller wrote: Hello all, Here's the scenario: 1. I have a USB device that supports both an analog tuner and composite/s-video inputs 2. The bridge is smart enough to power down the tuner when capturing on composite/s-video 3. Changing the

Re: RFC: Use of s_std calling s_freq when tuner powered down

2010-07-11 Thread Devin Heitmueller
Hi Andy, On Sun, Jul 11, 2010 at 9:23 AM, Andy Walls awa...@md.metrocast.net wrote: At the risk of missing something obvious: In your bridge driver's VIDIOC_S_STD ioctl() a. power up the analog tuner if it is not already b. call s_std for the subdevices (including the tuner), c. power down

RFC: Use of s_std calling s_freq when tuner powered down

2010-07-09 Thread Devin Heitmueller
Hello all, Here's the scenario: 1. I have a USB device that supports both an analog tuner and composite/s-video inputs 2. The bridge is smart enough to power down the tuner when capturing on composite/s-video 3. Changing the video standard appears to send set_freq() calls to the tuner, which