delavadiya

When compile RGA2 module give this warning "__dma_flush_range" [drivers/video/rockchip/rga2/rga2.ko] undefined! and when load rga2 module, dmesg gives "__dma_flush_range" undefined. because of this error module cannot be loaded. Below is dmesg...

After removing this error-> Unknown symbol __dma_flush_range. I compiled RGA2 driver and it's generate rga2.ko module without any warning. I also set CONFIG_ROCKCHIP_RGA2=m and load module using modprobe rga2. After...