Hi Tirumala, > drivers/dma/ppc4xx/adma.c | 4370 +++----------------------------------- > drivers/dma/ppc4xx/adma.h | 116 +- > drivers/dma/ppc4xx/ppc4xx-adma.h | 4020 +++++++++++++++++++++++++++++++++++ You've moved tons of code to the header file. Why? Regards, Ilya.