i.MX Processors中的主题 Doing DMA on imx6Q with linux. https://community.nxp.com/t5/i-MX-Processors/Doing-DMA-on-imx6Q-with-linux/m-p/762546#M118442 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>I am using imx6Q and want to perform DMA transfers m2m , being quite new to the driver side, I was looking forward if you could point me to example code/ Manual for writing the code.</P><P></P><P>Thanks&nbsp;</P></BODY></HTML> Thu, 17 May 2018 05:50:40 GMT amanmehta 2018-05-17T05:50:40Z Doing DMA on imx6Q with linux. https://community.nxp.com/t5/i-MX-Processors/Doing-DMA-on-imx6Q-with-linux/m-p/762546#M118442 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>I am using imx6Q and want to perform DMA transfers m2m , being quite new to the driver side, I was looking forward if you could point me to example code/ Manual for writing the code.</P><P></P><P>Thanks&nbsp;</P></BODY></HTML> Thu, 17 May 2018 05:50:40 GMT https://community.nxp.com/t5/i-MX-Processors/Doing-DMA-on-imx6Q-with-linux/m-p/762546#M118442 amanmehta 2018-05-17T05:50:40Z Re: Doing DMA on imx6Q with linux. https://community.nxp.com/t5/i-MX-Processors/Doing-DMA-on-imx6Q-with-linux/m-p/762547#M118443 <HTML><HEAD></HEAD><BODY><P>Hi Aman</P><P></P><P>one can look at unit test sdma example</P><P><A class="link-titled" href="https://source.codeaurora.org/external/imx/imx-test/tree/module_test?h=imx_4.9.51_imx8m_ga" title="https://source.codeaurora.org/external/imx/imx-test/tree/module_test?h=imx_4.9.51_imx8m_ga">module_test - imx-test - i.MX Driver Test Application Software</A>&nbsp;</P><P><A href="https://community.nxp.com/docs/DOC-103127">Measure SDMA Memory To Memory Copy Performance on i.MX6Q</A>&nbsp;</P><P><A class="link-titled" href="http://billauer.co.il/blog/2011/10/imx-sdma-howto-memory-map/" title="http://billauer.co.il/blog/2011/10/imx-sdma-howto-memory-map/">Freescale i.MX SDMA tutorial (part I)</A>&nbsp;</P><P></P><P>Best regards<BR />igor<BR />-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Thu, 17 May 2018 11:14:16 GMT https://community.nxp.com/t5/i-MX-Processors/Doing-DMA-on-imx6Q-with-linux/m-p/762547#M118443 igorpadykov 2018-05-17T11:14:16Z