From mboxrd@z Thu Jan 1 00:00:00 1970 From: arnd@arndb.de (Arnd Bergmann) Date: Thu, 17 Sep 2015 21:51:05 +0200 Subject: [PATCH v8 1/3] usb: make xhci platform driver use 64 bit or 32 bit DMA In-Reply-To: <41fbbb49c112705a8c14a342e98bd557c15c8f0c.1442513540.git.dhdang@apm.com> References: <41fbbb49c112705a8c14a342e98bd557c15c8f0c.1442513540.git.dhdang@apm.com> Message-ID: <6744567.5puXIbHVfS@wuerfel> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thursday 17 September 2015 11:19:46 Duc Dang wrote: > The xhci platform driver needs to work on systems that > either only support 64-bit DMA or only support 32-bit DMA. > Attempt to set a coherent dma mask for 64-bit DMA, and > attempt again with 32-bit DMA if that fails. > > [dhdang: regenerate the patch over v4.3-rc1 and address new comments] > Signed-off-by: Mark Langsdorf > Tested-by: Mark Salter > Signed-off-by: Duc Dang > Acked-by: Arnd Bergmann