diff options
Diffstat (limited to 'drivers/video/exynos/exynos_dp_core.c')
| -rw-r--r-- | drivers/video/exynos/exynos_dp_core.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/video/exynos/exynos_dp_core.c b/drivers/video/exynos/exynos_dp_core.c index 2ed97769aa6..de9d4da0e3d 100644 --- a/drivers/video/exynos/exynos_dp_core.c +++ b/drivers/video/exynos/exynos_dp_core.c @@ -965,10 +965,11 @@ static struct exynos_dp_platdata *exynos_dp_dt_parse_pdata(struct device *dev) static int exynos_dp_dt_parse_phydata(struct exynos_dp_device *dp) { - struct device_node *dp_phy_node; + struct device_node *dp_phy_node = of_node_get(dp->dev->of_node); u32 phy_base; + int ret = 0; - dp_phy_node = of_find_node_by_name(dp->dev->of_node, "dptx-phy"); + dp_phy_node = of_find_node_by_name(dp_phy_node, "dptx-phy"); if (!dp_phy_node) { dev_err(dp->dev, "could not find dptx-phy node\n"); return -ENODEV; @@ -976,22 +977,28 @@ static int exynos_dp_dt_parse_phydata(struct exynos_dp_device *dp) if (of_property_read_u32(dp_phy_node, "reg", &phy_base)) { dev_err(dp->dev, "faild to get reg for dptx-phy\n"); - return -EINVAL; + ret = -EINVAL; + goto err; } if (of_property_read_u32(dp_phy_node, "samsung,enable-mask", &dp->enable_mask)) { dev_err(dp->dev, "faild to get enable-mask for dptx-phy\n"); - return -EINVAL; + ret = -EINVAL; + goto err; } dp->phy_addr = ioremap(phy_base, SZ_4); if (!dp->phy_addr) { dev_err(dp->dev, "failed to ioremap dp-phy\n"); - return -ENOMEM; + ret = -ENOMEM; + goto err; } - return 0; +err: + of_node_put(dp_phy_node); + + return ret; } static void exynos_dp_phy_init(struct exynos_dp_device *dp) @@ -1117,8 +1124,6 @@ static int exynos_dp_remove(struct platform_device *pdev) struct exynos_dp_platdata *pdata = pdev->dev.platform_data; struct exynos_dp_device *dp = platform_get_drvdata(pdev); - disable_irq(dp->irq); - flush_work(&dp->hotplug_work); if (pdev->dev.of_node) { @@ -1141,6 +1146,8 @@ static int exynos_dp_suspend(struct device *dev) struct exynos_dp_platdata *pdata = dev->platform_data; struct exynos_dp_device *dp = dev_get_drvdata(dev); + disable_irq(dp->irq); + flush_work(&dp->hotplug_work); if (dev->of_node) { |