Introduce module_param to enable debug logs. For general debug, use below commad: echo 0x103f101f > /sys/module/msm_video/parameters/msm_vidc_debug To further print bus-related logs, use below command: echo 0x103f103f > /sys/module/msm_video/parameters/msm_vidc_debug Change-Id: Iab735d3e7157cd78a8e5d99c4cdbb290fb36421a Signed-off-by: Maheshwar Ajja <majja@codeaurora.org>