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OpenCloudOS-Kernel
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Merge branch 'iommu/for-v3.16' of git://linuxtv.org/pinchartl/fbdev into arm/shmobile

This commit is contained in:
Joerg Roedel 2014-05-12 20:45:58 +02:00
parent d6d211db37 b11762f843
commit 9db4241e83
1 changed files with 7 additions and 13 deletions
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20
drivers/iommu/shmobile-ipmmu.c
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@ -94,11 +94,6 @@ static int ipmmu_probe(struct platform_device *pdev)
struct resource *res;
struct shmobile_ipmmu_platform_data *pdata = pdev->dev.platform_data;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(&pdev->dev, "cannot get platform resources\n");
return -ENOENT;
}
ipmmu = devm_kzalloc(&pdev->dev, sizeof(*ipmmu), GFP_KERNEL);
if (!ipmmu) {
dev_err(&pdev->dev, "cannot allocate device data\n");
@ -106,19 +101,18 @@ static int ipmmu_probe(struct platform_device *pdev)
}
spin_lock_init(&ipmmu->flush_lock);
ipmmu->dev = &pdev->dev;
ipmmu->ipmmu_base = devm_ioremap_nocache(&pdev->dev, res->start,
resource_size(res));
if (!ipmmu->ipmmu_base) {
dev_err(&pdev->dev, "ioremap_nocache failed\n");
return -ENOMEM;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
ipmmu->ipmmu_base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(ipmmu->ipmmu_base))
return PTR_ERR(ipmmu->ipmmu_base);
ipmmu->dev_names = pdata->dev_names;
ipmmu->num_dev_names = pdata->num_dev_names;
platform_set_drvdata(pdev, ipmmu);
ipmmu_reg_write(ipmmu, IMCTR1, 0x0); /* disable TLB */
ipmmu_reg_write(ipmmu, IMCTR2, 0x0); /* disable PMB */
ipmmu_iommu_init(ipmmu);
return 0;
return ipmmu_iommu_init(ipmmu);
}
static struct platform_driver ipmmu_driver = {