msm_fb: Check for ACP and ACFG register before reset core.

Check for Bit[0] of Audio Packet Control Register and Audio
Configuration Register before resetting HDMI core.
Even after sending OFFLINE event, QDSP take time to switch between
stereo and hdmi audio mode. HDMI reset core should not be called
untill that switch happens.

Change-Id: Iee8d5d019b74edd675b23ac8dd34535766714eb2
CRs-Fixed: 310700
Signed-off-by: Abhishek Kharbanda <akharban@codeaurora.org>
1 file changed