From mboxrd@z Thu Jan 1 00:00:00 1970 From: vinod.koul@intel.com (Vinod Koul) Date: Wed, 01 Feb 2012 14:16:57 +0530 Subject: [PATCH v2 0/2] Add Qualcomm MSM ADM DMAEngine driver In-Reply-To: <4F28F9D5.6020801@codeaurora.org> References: <1325854052-21402-1-git-send-email-kumarrav@codeaurora.org> <1326807902.1540.116.camel@vkoul-udesk3> <4F195E4C.6080805@codeaurora.org> <1327066287.517.4.camel@vkoul-udesk3> <4F1D4052.3070701@codeaurora.org> <1327326713.517.32.camel@vkoul-udesk3> <4F1FFF7E.3000802@codeaurora.org> <1327911315.1527.8.camel@vkoul-udesk3> <4F278341.4020600@codeaurora.org> <1327990151.1527.80.camel@vkoul-udesk3> <4F28D8A2.9050605@codeaurora.org> <1328084998.1610.11.camel@vkoul-udesk3> <4F28F9D5.6020801@codeaurora.org> Message-ID: <1328086017.1610.13.camel@vkoul-udesk3> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, 2012-02-01 at 14:07 +0530, Ravi Kumar V wrote: > Our hardware supports single transfer mode,scatter gather mode & box > mode. > > we are using these dmaengine API's for our HW > device_prep_memcpy() for single mode. > device_prep_dma_sg() for sg mode. > device_prep_interleaved_dma() for box mode. > > We need to pass command configuration parameter to all of the above > three modes and it can be possible if extra context parameter is added > into these API's but again, is this static fr channel for each transfer. Would you be able to derive these for non box modes? -- ~Vinod