linux-kernel - [PATCH] dma: ipu_idmac.c: use resource

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Message-ID: <201106011510.30560.hartleys@visionengravers.com>
Date:	Wed, 1 Jun 2011 15:10:30 -0700
From:	H Hartley Sweeten <hartleys@...ionengravers.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
CC:	<dan.j.williams@...el.com>, <vinod.koul@...el.com>,
	<g.liakhovetski@....de>, <agust@...x.de>
Subject: [PATCH] dma: ipu_idmac.c: use resource_size in ioremap

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Dan Williams <dan.j.williams@...el.com>
Cc: Vinod Koul <vinod.koul@...el.com>
Cc: Guennadi Liakhovetski <g.liakhovetski@....de>
Cc: Anatolij Gustschin <agust@...x.de>

---

diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c
index c1a125e..25447a8 100644
--- a/drivers/dma/ipu/ipu_idmac.c
+++ b/drivers/dma/ipu/ipu_idmac.c
@@ -1705,16 +1705,14 @@ static int __init ipu_probe(struct platform_device *pdev)
 		ipu_data.irq_fn, ipu_data.irq_err, ipu_data.irq_base);
 
 	/* Remap IPU common registers */
-	ipu_data.reg_ipu = ioremap(mem_ipu->start,
-				   mem_ipu->end - mem_ipu->start + 1);
+	ipu_data.reg_ipu = ioremap(mem_ipu->start, resource_size(mem_ipu));
 	if (!ipu_data.reg_ipu) {
 		ret = -ENOMEM;
 		goto err_ioremap_ipu;
 	}
 
 	/* Remap Image Converter and Image DMA Controller registers */
-	ipu_data.reg_ic = ioremap(mem_ic->start,
-				  mem_ic->end - mem_ic->start + 1);
+	ipu_data.reg_ic = ioremap(mem_ic->start, resource_size(mem_ic));
 	if (!ipu_data.reg_ic) {
 		ret = -ENOMEM;
 		goto err_ioremap_ic;
--
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