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Commit 1692231c authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Eric Miao
Browse files

[ARM] pxa: use resource_size() in pwm.c 



Use resource_size for {request/release}_mem_region and ioremap.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent da2c3f0e

arch/arm/plat-pxa/pwm.c

+4 −4
Original line number Diff line number Diff line
@@ -204,14 +204,14 @@ static int __devinit 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;
@@ -241,7 +241,7 @@ static int __devinit 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:
@@ -271,7 +271,7 @@ static int __devexit 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);

	kfree(pwm);