kernel 5.16

[jlhdzl]

Apply petereon patch

But when compiling it gives the following error:

LD [M] /usr/src/fl2000_drm-master/fl2000.o
MODPOST /usr/src/fl2000_drm-master/Module.symvers
ERROR: modpost: module fl2000 uses symbol dma_buf_begin_cpu_access from namespace DMA_BUF, but does not import it.
ERROR: modpost: module fl2000 uses symbol dma_buf_end_cpu_access from namespace DMA_BUF, but does not import it.
make[2]: *** [scripts/Makefile.modpost:134: /usr/src/fl2000_drm-master/Module.symvers] Error 1
make[2]: *** Se borra el archivo '/usr/src/fl2000_drm-master/Module.symvers'
make[1]: *** [Makefile:1767: modules] Error 2
make[1]: se sale del directorio '/usr/src/linux-headers-5.16.15-051615-generic'
make: *** [Makefile:21: modules] Error 2

[jlhdzl]

make CHECK="/usr/bin/sparse" -C /lib/modules/5.16.15-051615-generic/build M=/usr/src/fl2000_drm-master modules
make[1]: se entra en el directorio '/usr/src/linux-headers-5.16.15-051615-generic'
warning: the compiler differs from the one used to build the kernel
The kernel was built by: gcc (Ubuntu 9.4.0-1ubuntu120.04) 9.4.0
You are using: gcc (Ubuntu 9.4.0-1ubuntu120.04.1) 9.4.0