tree c4eacb99986d5efcc1e4f398b5478f6d213b8238
parent 5a85025f7dabc5b039335a7d1fb5f9002efa9488
author Mauro Carvalho Chehab <mchehab@redhat.com> 1294930716 -0300
committer Mauro Carvalho Chehab <mchehab@redhat.com> 1295444720 -0200

[media] tda8290: Make all read operations atomic

Read operations should be preceeded by a write operation. However,
nothing prevents that an I2C operation could happen between the two
transactions.

To avoid that problem, use an unique I2C transfer for both parts of
the I2C transaction.

Cc: Michael Krufky <mkrufky@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>