Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933773AbaJDAbE (ORCPT ); Fri, 3 Oct 2014 20:31:04 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:45300 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755918AbaJCVmx (ORCPT ); Fri, 3 Oct 2014 17:42:53 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, "Jorge A. Ventura" , Mark Brown Subject: [PATCH 3.16 174/357] spi/omap-mcspi: Fix the spi task hangs waiting dma_rx Date: Fri, 3 Oct 2014 14:29:20 -0700 Message-Id: <20141003212938.707205922@linuxfoundation.org> X-Mailer: git-send-email 2.1.2 In-Reply-To: <20141003212933.458851516@linuxfoundation.org> References: <20141003212933.458851516@linuxfoundation.org> User-Agent: quilt/0.63-1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: "Jorge A. Ventura" commit 3d0763c006f8da1b44a9f5f9a21187f5b8f674f4 upstream. The spi hangs waiting the completion of omap2_mcspi_rx_callback. Signed-off-by: Jorge A. Ventura Signed-off-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- drivers/spi/spi-omap2-mcspi.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -329,7 +329,8 @@ static void omap2_mcspi_set_fifo(const s disable_fifo: if (t->rx_buf != NULL) chconf &= ~OMAP2_MCSPI_CHCONF_FFER; - else + + if (t->tx_buf != NULL) chconf &= ~OMAP2_MCSPI_CHCONF_FFET; mcspi_write_chconf0(spi, chconf); -- 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/