Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752934AbaKGOPQ (ORCPT ); Fri, 7 Nov 2014 09:15:16 -0500 Received: from fw-tnat.cambridge.arm.com ([217.140.96.21]:54178 "EHLO cam-smtp0.cambridge.arm.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752708AbaKGOPF (ORCPT ); Fri, 7 Nov 2014 09:15:05 -0500 Message-ID: <545CD3C6.9080408@arm.com> Date: Fri, 07 Nov 2014 14:14:30 +0000 From: Andrew Jackson User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 MIME-Version: 1.0 To: Russell King , Greg Kroah-Hartman , Jiri Slaby , linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, "linux-arm-kernel@lists.infradead.org" Subject: [PATCH 0/5] serial: pl011: Fix DMA issues on 64bit PL330 based systems Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch set fixes a number of issues found when using DMA driven UART transfers on the PL011 UART through a DMA330 DMA controller on a 64bit system. Andrew Jackson (5): serial: pl011: Allocate TX DMA buffer from DMA capable memory serial: pl011: Avoid assumptions about buffer size when refilling TX DMA serial: pl011: Set length of DMA transfer serial: pl011: Don't enable RX DMA if residue processing not supported serial: pl011: Add device tree support for RX DMA polling Documentation/devicetree/bindings/serial/pl011.txt | 19 +++++--- drivers/tty/serial/amba-pl011.c | 46 +++++++++++++++++-- 2 files changed, 53 insertions(+), 12 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/