IDMA32C_CFGL_CH_DRAIN 37 drivers/dma/dw/idma32.c cfglo |= IDMA32C_CFGL_CH_DRAIN; IDMA32C_CFGL_CH_DRAIN 47 drivers/dma/dw/idma32.c cfglo &= ~IDMA32C_CFGL_CH_DRAIN;