video: driver: handle enc internal buffers returned from fw

- destroy enc internal buffers when firmware returns these
 buffers after its usage.
- fix some incorrect log masks that result in false error
 logs.

Change-Id: I4707e915b725769bbbaa0a2c4c4e0d9cd10805a4
Signed-off-by: Akshata Sahukar <asahukar@codeaurora.org>

driver/vidc/inc/msm_vidc_debug.h

@@ -32,7 +32,6 @@ extern int msm_vidc_clock_voting;
 
 enum vidc_msg_prio {
 	VIDC_ERR        = 0x00000001,
-	VIDC_INFO       = 0x00000001,
 	VIDC_HIGH       = 0x00000002,
 	VIDC_LOW        = 0x00000004,
 	VIDC_PERF       = 0x00000008,