diff options
| -rw-r--r-- | drivers/mfd/intel_msic.c | 31 |
1 files changed, 5 insertions, 26 deletions
diff --git a/drivers/mfd/intel_msic.c b/drivers/mfd/intel_msic.c index b76657eb0c51..59df5584cb58 100644 --- a/drivers/mfd/intel_msic.c +++ b/drivers/mfd/intel_msic.c @@ -406,7 +406,7 @@ static int __devinit intel_msic_probe(struct platform_device *pdev) return -ENXIO; } - msic = kzalloc(sizeof(*msic), GFP_KERNEL); + msic = devm_kzalloc(&pdev->dev, sizeof(*msic), GFP_KERNEL); if (!msic) return -ENOMEM; @@ -421,21 +421,13 @@ static int __devinit intel_msic_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { dev_err(&pdev->dev, "failed to get SRAM iomem resource\n"); - ret = -ENODEV; - goto fail_free_msic; + return -ENODEV; } - res = request_mem_region(res->start, resource_size(res), pdev->name); - if (!res) { - ret = -EBUSY; - goto fail_free_msic; - } - - msic->irq_base = ioremap_nocache(res->start, resource_size(res)); + msic->irq_base = devm_request_and_ioremap(&pdev->dev, res); if (!msic->irq_base) { dev_err(&pdev->dev, "failed to map SRAM memory\n"); - ret = -ENOMEM; - goto fail_release_region; + return -ENOMEM; } platform_set_drvdata(pdev, msic); @@ -443,7 +435,7 @@ static int __devinit intel_msic_probe(struct platform_device *pdev) ret = intel_msic_init_devices(msic); if (ret) { dev_err(&pdev->dev, "failed to initialize MSIC devices\n"); - goto fail_unmap_mem; + return ret; } dev_info(&pdev->dev, "Intel MSIC version %c%d (vendor %#x)\n", @@ -451,27 +443,14 @@ static int __devinit intel_msic_probe(struct platform_device *pdev) msic->vendor); return 0; - -fail_unmap_mem: - iounmap(msic->irq_base); -fail_release_region: - release_mem_region(res->start, resource_size(res)); -fail_free_msic: - kfree(msic); - - return ret; } static int __devexit intel_msic_remove(struct platform_device *pdev) { struct intel_msic *msic = platform_get_drvdata(pdev); - struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); intel_msic_remove_devices(msic); platform_set_drvdata(pdev, NULL); - iounmap(msic->irq_base); - release_mem_region(res->start, resource_size(res)); - kfree(msic); return 0; } |