From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH V3 4/4] dma: add Qualcomm Technologies HIDMA channel driver Date: Mon, 9 Nov 2015 12:19:24 -0600 Message-ID: <20151109181924.GA5205@rob-hp-laptop> References: <1446958380-23298-1-git-send-email-okaya@codeaurora.org> <1446958380-23298-5-git-send-email-okaya@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1446958380-23298-5-git-send-email-okaya@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org To: Sinan Kaya Cc: dmaengine@vger.kernel.org, timur@codeaurora.org, cov@codeaurora.org, jcm@redhat.com, agross@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Vinod Koul , Dan Williams , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org On Sat, Nov 07, 2015 at 11:53:00PM -0500, Sinan Kaya wrote: > This patch adds support for hidma engine. The driver > consists of two logical blocks. The DMA engine interface > and the low-level interface. The hardware only supports > memcpy/memset and this driver only support memcpy > interface. HW and driver doesn't support slave interface. > > Signed-off-by: Sinan Kaya > --- > .../devicetree/bindings/dma/qcom_hidma.txt | 18 + > drivers/dma/qcom/Kconfig | 9 + > drivers/dma/qcom/Makefile | 2 + > drivers/dma/qcom/hidma.c | 743 ++++++++++++++++ > drivers/dma/qcom/hidma.h | 157 ++++ > drivers/dma/qcom/hidma_dbg.c | 225 +++++ > drivers/dma/qcom/hidma_ll.c | 944 +++++++++++++++++++++ > 7 files changed, 2098 insertions(+) > create mode 100644 Documentation/devicetree/bindings/dma/qcom_hidma.txt > create mode 100644 drivers/dma/qcom/hidma.c > create mode 100644 drivers/dma/qcom/hidma.h > create mode 100644 drivers/dma/qcom/hidma_dbg.c > create mode 100644 drivers/dma/qcom/hidma_ll.c > > diff --git a/Documentation/devicetree/bindings/dma/qcom_hidma.txt b/Documentation/devicetree/bindings/dma/qcom_hidma.txt > new file mode 100644 > index 0000000..c9fb2d44 > --- /dev/null > +++ b/Documentation/devicetree/bindings/dma/qcom_hidma.txt > @@ -0,0 +1,18 @@ > +Qualcomm Technologies HIDMA Channel driver > + > +Required properties: > +- compatible: must contain "qcom,hidma" This should be "qcom,hidma-1.0" to match the example and driver. I would drop "qcom,hidma" altogether. Rob