On Fri, Feb 3, 2017 at 5:35 PM, Jassi Brar <jassisinghbrar@xxxxxxxxx> wrote: > On Thu, Feb 2, 2017 at 10:17 AM, Anup Patel <anup.patel@xxxxxxxxxxxx> wrote: >> The remote processor can have DMAENGINE capabilities and client >> can pass data to be processed via main memory. In such cases, >> the client will require DMAble memory for remote processor. >> >> This patch adds new API mbox_channel_device() which can be >> used by clients to get struct device pointer of underlying >> mailbox controller. This struct device pointer of mailbox >> controller can be used by clients to allocate DMAble memory >> for remote processor. >> > IIUC, DT already provides a way for what you need. Thanks for the suggestion. I will explore in this direction and try to avoid this patch in next revision. Can you please have a look at FlexRM driver which I had submitted previously? https://lkml.org/lkml/2017/1/5/291 https://lkml.org/lkml/2017/1/5/293 Regards, Anup
