Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752362AbaDXHaW (ORCPT ); Thu, 24 Apr 2014 03:30:22 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:39924 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751328AbaDXHaU (ORCPT ); Thu, 24 Apr 2014 03:30:20 -0400 From: Peter Ujfalusi To: , , , CC: , , , , Subject: [RESEND] dmaengine: edma: Add channel number to debug prints Date: Thu, 24 Apr 2014 10:29:50 +0300 Message-ID: <1398324590-31752-1-git-send-email-peter.ujfalusi@ti.com> X-Mailer: git-send-email 1.9.2 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 It helps to identify issues if we have some information regarding to the channel which the event is associated. Signed-off-by: Peter Ujfalusi Acked-by: Joel Fernandes --- Hi Vinod, rebased on: git://git.infradead.org/users/vkoul/slave-dma.git next On top of: 406efb1a745c dmaengine: edma: No need save/restore interrupt flags during... Regards, Peter drivers/dma/edma.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c index fa87fd52b0ad..473155d34d7b 100644 --- a/drivers/dma/edma.c +++ b/drivers/dma/edma.c @@ -183,7 +183,8 @@ static void edma_execute(struct edma_chan *echan) } if (edesc->processed <= MAX_NR_SG) { - dev_dbg(dev, "first transfer starting %d\n", echan->ch_num); + dev_dbg(dev, "first transfer starting on channel %d\n", + echan->ch_num); edma_start(echan->ch_num); } else { dev_dbg(dev, "chan: %d: completed %d elements, resuming\n", @@ -197,7 +198,7 @@ static void edma_execute(struct edma_chan *echan) * MAX_NR_SG */ if (echan->missed) { - dev_dbg(dev, "missed event in execute detected\n"); + dev_dbg(dev, "missed event on channel %d\n", echan->ch_num); edma_clean_channel(echan->ch_num); edma_stop(echan->ch_num); edma_start(echan->ch_num); @@ -779,7 +780,7 @@ static int edma_alloc_chan_resources(struct dma_chan *chan) echan->alloced = true; echan->slot[0] = echan->ch_num; - dev_dbg(dev, "allocated channel for %u:%u\n", + dev_dbg(dev, "allocated channel %d for %u:%u\n", echan->ch_num, EDMA_CTLR(echan->ch_num), EDMA_CHAN_SLOT(echan->ch_num)); return 0; -- 1.9.2 -- 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/