commit d852f446b71b80c59821a08cdb595aa266210daf
author Vaibhav Bedia <vaibhav.bedia@ti.com> Wed Feb 09 18:39:52 2011 +0530
committer Mark Brown <broonie@opensource.wolfsonmicro.com> Wed Feb 09 22:33:03 2011 +0000
tree cc188c658178da9d7e31556b5aeb34cea759f617
parent 36633237be60c0ec88b11e00d5fa22a305563d03

ASoC: Davinci: Use resource_size() helper function

This patch modifies the Davinci i2s and mcasp drivers
to make use of the resource_size() helper function for readability.

Signed-off-by: Vaibhav Bedia <vaibhav.bedia@ti.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/davinci/davinci-i2s.c

diff --git a/sound/soc/davinci/davinci-i2s.c b/sound/soc/davinci/davinci-i2s.c
index 9e0e565..f8c8487 100644
--- a/sound/soc/davinci/davinci-i2s.c
+++ b/sound/soc/davinci/davinci-i2s.c
@@ -658,7 +658,7 @@
 		return -ENODEV;
 	}
 
-	ioarea = request_mem_region(mem->start, (mem->end - mem->start) + 1,
+	ioarea = request_mem_region(mem->start, resource_size(mem),
 				    pdev->name);
 	if (!ioarea) {
 		dev_err(&pdev->dev, "McBSP region already claimed\n");
@@ -731,7 +731,7 @@
 err_free_mem:
 	kfree(dev);
 err_release_region:
-	release_mem_region(mem->start, (mem->end - mem->start) + 1);
+	release_mem_region(mem->start, resource_size(mem));
 
 	return ret;
 }
@@ -747,7 +747,7 @@
 	dev->clk = NULL;
 	kfree(dev);
 	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	release_mem_region(mem->start, (mem->end - mem->start) + 1);
+	release_mem_region(mem->start, resource_size(mem));
 
 	return 0;
 }

sound/soc/davinci/davinci-mcasp.c

diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index fb55d2c..9b5d5ca 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -868,7 +868,7 @@
 	}
 
 	ioarea = request_mem_region(mem->start,
-			(mem->end - mem->start) + 1, pdev->name);
+			resource_size(mem), pdev->name);
 	if (!ioarea) {
 		dev_err(&pdev->dev, "Audio region already claimed\n");
 		ret = -EBUSY;
@@ -933,7 +933,7 @@
 	return 0;
 
 err_release_region:
-	release_mem_region(mem->start, (mem->end - mem->start) + 1);
+	release_mem_region(mem->start, resource_size(mem));
 err_release_data:
 	kfree(dev);
 
@@ -951,7 +951,7 @@
 	dev->clk = NULL;
 
 	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	release_mem_region(mem->start, (mem->end - mem->start) + 1);
+	release_mem_region(mem->start, resource_size(mem));
 
 	kfree(dev);