From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753240AbbA1EPT (ORCPT ); Tue, 27 Jan 2015 23:15:19 -0500 Received: from mail.kernel.org ([198.145.29.136]:37324 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933456AbbA1EPQ (ORCPT ); Tue, 27 Jan 2015 23:15:16 -0500 From: lizf@kernel.org To: stable@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Andy Shevchenko , Mark Brown , Zefan Li Subject: [PATCH 3.4 022/177] spi: dw-mid: terminate ongoing transfers at exit Date: Wed, 28 Jan 2015 12:06:51 +0800 Message-Id: <1422418236-12852-44-git-send-email-lizf@kernel.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1422418050-12581-1-git-send-email-lizf@kernel.org> References: <1422418050-12581-1-git-send-email-lizf@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andy Shevchenko 3.4.106-rc1 review patch. If anyone has any objections, please let me know. ------------------ commit 8e45ef682cb31fda62ed4eeede5d9745a0a1b1e2 upstream. Do full clean up at exit, means terminate all ongoing DMA transfers. Signed-off-by: Andy Shevchenko Signed-off-by: Mark Brown [lizf: Backported to 3.4: adjust context] Signed-off-by: Zefan Li --- drivers/spi/spi-dw-mid.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/spi/spi-dw-mid.c b/drivers/spi/spi-dw-mid.c index 58fa14d..efc494a 100644 --- a/drivers/spi/spi-dw-mid.c +++ b/drivers/spi/spi-dw-mid.c @@ -89,7 +89,10 @@ err_exit: static void mid_spi_dma_exit(struct dw_spi *dws) { + dmaengine_terminate_all(dws->txchan); dma_release_channel(dws->txchan); + + dmaengine_terminate_all(dws->rxchan); dma_release_channel(dws->rxchan); } -- 1.9.1