linux-kernel - [PATCH v3 06/12] ARM: edma: Add pr_debug in edma

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Date:	Mon, 5 Aug 2013 11:14:51 -0500
From:	Joel Fernandes <joelf@...com>
To:	Tony Lindgren <tony@...mide.com>, Sekhar Nori <nsekhar@...com>,
	Santosh Shilimkar <santosh.shilimkar@...com>,
	Sricharan R <r.sricharan@...com>,
	Rajendra Nayak <rnayak@...com>,
	Lokesh Vutla <lokeshvutla@...com>,
	Matt Porter <matt@...orter.com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>,
	Vinod Koul <vinod.koul@...el.com>, Dan Williams <djbw@...com>,
	Mark Brown <broonie@...aro.org>,
	Benoit Cousson <benoit.cousson@...aro.org>,
	Russell King <linux@....linux.org.uk>,
	Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
	Balaji TK <balajitk@...com>,
	Gururaja Hebbar <gururaja.hebbar@...com>,
	Chris Ball <cjb@...top.org>,
	Jason Kridner <jkridner@...gleboard.org>
CC:	Linux OMAP List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>,
	Linux DaVinci Kernel List 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux MMC List <linux-mmc@...r.kernel.org>,
	Joel Fernandes <joelf@...com>
Subject: [PATCH v3 06/12] ARM: edma: Add pr_debug in edma_link

Useful for visualizing linking of PaRAM slots

Signed-off-by: Joel Fernandes <joelf@...com>
---
 arch/arm/common/edma.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/common/edma.c b/arch/arm/common/edma.c
index aa43c49..34d3fc9 100644
--- a/arch/arm/common/edma.c
+++ b/arch/arm/common/edma.c
@@ -1125,6 +1125,8 @@ void edma_link(unsigned from, unsigned to)
 	ctlr_to = EDMA_CTLR(to);
 	to = EDMA_CHAN_SLOT(to);
 
+	pr_debug("Setting up link %d -> %d\n", from, to);
+
 	if (from >= edma_cc[ctlr_from]->num_slots)
 		return;
 	if (to >= edma_cc[ctlr_to]->num_slots)
-- 
1.7.9.5

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