From mboxrd@z Thu Jan 1 00:00:00 1970 From: wsa@the-dreams.de (Wolfram Sang) Date: Fri, 3 Apr 2015 20:21:38 +0200 Subject: [PATCH V2 1/3] i2c: busses: add SLIMpro I2C device driver on APM X-Gene platform In-Reply-To: References: <1424288043-2995-1-git-send-email-fkan@apm.com> <20150323183153.GA1128@katana> Message-ID: <20150403182138.GB1298@katana> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org > >> + paddr = dma_map_single(ctx->dev, ctx->dma_buffer, readlen, > >> + DMA_FROM_DEVICE); > > > > The device should be the device of the dma channel. > > The device is not visible on linux, DMA is done by the helper processor. > Perhaps you cah give me some idea how to do this. Thanks Well, that is a question for the DMA maintainers. But we can fix this later, I guess. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: