* Alexandre Bailon <abailon@xxxxxxxxxxxx> [170118 06:54]: > On 01/18/2017 12:29 AM, Tony Lindgren wrote: > > * Alexandre Bailon <abailon@xxxxxxxxxxxx> [170117 05:16]: > >> Currently, the CPPI 4.1 driver is not completely generic and > >> only work on dsps. > >> Add two functions which will help to move platform code from CPPI 4.1 to > >> MUSB glue driver: > >> - cppi41_register_dma_callback() to register a platform dma_callback > >> (e.g to acknowledge interrupt on DMA completion). > >> - cppi41_dma_controller_to_musb() to convert a dma_controller pointer to > >> a musb pointer. This is required to get a musb pointer from DMA callbacks. > > > > Can't you just add a new function to struct dma_controller in musb_dma.h? > Yes, I can add the dma_callback function to dma_controller and then > remove cppi41_register_dma_callback(). OK > But I still to define cppi41_dma_controller_to_musb() except if I add a > musb pointer to dma_controller. Yeah makes sense to me. Or get it from the hw_ep that already has it? Regards, Tony -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
