Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758432AbcDEMVS (ORCPT ); Tue, 5 Apr 2016 08:21:18 -0400 Received: from arroyo.ext.ti.com ([192.94.94.40]:53985 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758360AbcDEMVP (ORCPT ); Tue, 5 Apr 2016 08:21:15 -0400 From: Peter Ujfalusi To: , CC: , , , , Subject: [PATCH v3 2/2] dmaengine: omap-dma: Do not suppress interrupts for memcpy Date: Tue, 5 Apr 2016 15:20:21 +0300 Message-ID: <1459858821-25191-3-git-send-email-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.8.0 In-Reply-To: <1459858821-25191-1-git-send-email-peter.ujfalusi@ti.com> References: <1459858821-25191-1-git-send-email-peter.ujfalusi@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 788 Lines: 26 If the client queues up more transfers the driver will not able to move to the next transfer without knowing that the previous descriptor is completed. Signed-off-by: Peter Ujfalusi --- drivers/dma/omap-dma.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c index 6ea9044d8b71..1e984e18c126 100644 --- a/drivers/dma/omap-dma.c +++ b/drivers/dma/omap-dma.c @@ -955,9 +955,7 @@ static struct dma_async_tx_descriptor *omap_dma_prep_dma_memcpy( d->ccr = c->ccr; d->ccr |= CCR_DST_AMODE_POSTINC | CCR_SRC_AMODE_POSTINC; - d->cicr = CICR_DROP_IE; - if (tx_flags & DMA_PREP_INTERRUPT) - d->cicr |= CICR_FRAME_IE; + d->cicr = CICR_DROP_IE | CICR_FRAME_IE; d->csdp = data_type; -- 2.8.0