From mboxrd@z Thu Jan 1 00:00:00 1970 From: vinod.koul@intel.com (Vinod Koul) Date: Wed, 19 Aug 2015 21:21:54 +0530 Subject: [PATCH] dmaengine: at_xdmac: fix bug in prep_dma_cyclic In-Reply-To: <1437574349-13816-1-git-send-email-ludovic.desroches@atmel.com> References: <1437574349-13816-1-git-send-email-ludovic.desroches@atmel.com> Message-ID: <20150819155154.GC13546@localhost> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Jul 22, 2015 at 04:12:29PM +0200, Ludovic Desroches wrote: > In cyclic mode, the round chaining has been broken by the introduction > of at_xdmac_queue_desc(): AT_XDMAC_MBR_UBC_NDE is set for all descriptors > excepted for the last one. at_xdmac_queue_desc() has to be called one > more time to chain the last and the first descriptors. Applied, thanks -- ~Vinod