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authorH Hartley Sweeten <hartleys@visionengravers.com>2011-06-06 13:44:57 -0700
committerSascha Hauer <s.hauer@pengutronix.de>2011-07-07 10:00:01 +0200
commitae817266710b18f767cf247e9568f52fb88abca0 (patch)
treefd1460526af58b206c3eb8ec76c114bdcaa2193c /arch
parent07d1483a420861eb5581ebff74904c8a5ec33b19 (diff)
plat-mxc/pwm.c: use resource_size()
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Cc: Sascha Hauer <kernel@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/plat-mxc/pwm.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/plat-mxc/pwm.c b/arch/arm/plat-mxc/pwm.c
index 7a61ef8f471..761c3c940a6 100644
--- a/arch/arm/plat-mxc/pwm.c
+++ b/arch/arm/plat-mxc/pwm.c
@@ -214,14 +214,14 @@ static int __devinit mxc_pwm_probe(struct platform_device *pdev)
goto err_free_clk;
}
- r = request_mem_region(r->start, r->end - r->start + 1, pdev->name);
+ r = request_mem_region(r->start, resource_size(r), pdev->name);
if (r == NULL) {
dev_err(&pdev->dev, "failed to request memory resource\n");
ret = -EBUSY;
goto err_free_clk;
}
- pwm->mmio_base = ioremap(r->start, r->end - r->start + 1);
+ pwm->mmio_base = ioremap(r->start, resource_size(r));
if (pwm->mmio_base == NULL) {
dev_err(&pdev->dev, "failed to ioremap() registers\n");
ret = -ENODEV;
@@ -236,7 +236,7 @@ static int __devinit mxc_pwm_probe(struct platform_device *pdev)
return 0;
err_free_mem:
- release_mem_region(r->start, r->end - r->start + 1);
+ release_mem_region(r->start, resource_size(r));
err_free_clk:
clk_put(pwm->clk);
err_free:
@@ -260,7 +260,7 @@ static int __devexit mxc_pwm_remove(struct platform_device *pdev)
iounmap(pwm->mmio_base);
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(r->start, r->end - r->start + 1);
+ release_mem_region(r->start, resource_size(r));
clk_put(pwm->clk);