dxe: Update handling of valid descriptor

Currently valid descriptor case is not handled while filling the
descriptor rings for f/w log channel. Updated this, also added variable
to keep track of the status of tx completion interrupt enable/disable.

Change-Id: I038d45ae202be098b016681fcee890e61d24177b
CRs-Fixed: 878139
2 files changed
tree: 92b7f363eabaef1bf4ee97419a4871d84b9b4769
  1. CORE/
  2. firmware_bin/
  3. riva/
  4. Android.mk
  5. Kbuild
  6. Kconfig
  7. Makefile