From mboxrd@z Thu Jan 1 00:00:00 1970 From: vinod.koul@intel.com (Vinod Koul) Date: Tue, 9 Feb 2016 09:04:29 +0530 Subject: [PATCH v7 9/9] spi: rockchip: modify DMA max burst to 1 In-Reply-To: <1453460812-8498-10-git-send-email-wxt@rock-chips.com> References: <1453460812-8498-1-git-send-email-wxt@rock-chips.com> <1453460812-8498-10-git-send-email-wxt@rock-chips.com> Message-ID: <20160209033428.GJ19598@localhost> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, Jan 22, 2016 at 07:06:52PM +0800, Caesar Wang wrote: > From: Addy Ke > > Generic dma controller on Rockchips' platform cannot support > DMAFLUSHP instruction which make dma to flush the req of non-aligned > or non-multiple of what we need. That will cause an unrecoverable > dma bus error. The saftest way is to set dma max burst to 1. Applied, thanks -- ~Vinod