From: Hans de Goede <hdegoede@redhat.com>
Date: Tue, 10 Jan 2012 16:14:46 +0000 (-0300)
Subject: [media] pwc: Avoid sending mode info to the camera when it is not needed
X-Git-Tag: v3.3-rc1~13^2~40
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=938d5b9e7c2e20a7e609ad5874c6e7d8d391e6e9;p=pandora-kernel.git

[media] pwc: Avoid sending mode info to the camera when it is not needed

Since we always do a set_video_mode on stream start, there is no need
to actually send the mode info to the device on a s_fmt / s_parm ioctl.
Not doing this saves us doing (slow) usb io.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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