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| author | H Hartley Sweeten <hartleys@visionengravers.com> | 2009-11-23 12:24:32 -0500 |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2009-12-29 14:11:27 +0800 |
| commit | 1692231cfda6577d411945ea1dacce548e63a0a4 (patch) | |
| tree | 2cb9abef39ce46be12225b1baff6ae73babcee91 | |
| parent | da2c3f0ead336c04b4d1ad36ff42d8d264f44f65 (diff) | |
| download | linux-3.10-1692231cfda6577d411945ea1dacce548e63a0a4.tar.gz linux-3.10-1692231cfda6577d411945ea1dacce548e63a0a4.tar.bz2 linux-3.10-1692231cfda6577d411945ea1dacce548e63a0a4.zip | |
[ARM] pxa: use resource_size() in pwm.c
Use resource_size for {request/release}_mem_region and ioremap.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
| -rw-r--r-- | arch/arm/plat-pxa/pwm.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/plat-pxa/pwm.c b/arch/arm/plat-pxa/pwm.c index a9eabdcfa16..51dc5c8106c 100644 --- a/arch/arm/plat-pxa/pwm.c +++ b/arch/arm/plat-pxa/pwm.c @@ -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); |