diff options
-rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_dsi.c | 36 |
1 files changed, 28 insertions, 8 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index 2d2fe5ab26e7..37ab7cb0f4fd 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -1730,7 +1730,7 @@ static const struct component_ops exynos_dsi_component_ops = { .unbind = exynos_dsi_unbind, }; -static int exynos_dsi_probe(struct platform_device *pdev) +static struct exynos_dsi *__exynos_dsi_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct resource *res; @@ -1739,7 +1739,7 @@ static int exynos_dsi_probe(struct platform_device *pdev) dsi = devm_kzalloc(dev, sizeof(*dsi), GFP_KERNEL); if (!dsi) - return -ENOMEM; + return ERR_PTR(-ENOMEM); /* To be checked as invalid one */ dsi->te_gpio = -ENOENT; @@ -1766,7 +1766,7 @@ static int exynos_dsi_probe(struct platform_device *pdev) dsi->driver_data->num_clks, sizeof(*dsi->clks), GFP_KERNEL); if (!dsi->clks) - return -ENOMEM; + return ERR_PTR(-ENOMEM); for (i = 0; i < dsi->driver_data->num_clks; i++) { dsi->clks[i] = devm_clk_get(dev, clk_names[i]); @@ -1780,7 +1780,7 @@ static int exynos_dsi_probe(struct platform_device *pdev) dev_info(dev, "failed to get the clock: %s\n", clk_names[i]); - return PTR_ERR(dsi->clks[i]); + return ERR_PTR(PTR_ERR(dsi->clks[i])); } } @@ -1792,12 +1792,12 @@ static int exynos_dsi_probe(struct platform_device *pdev) dsi->phy = devm_phy_get(dev, "dsim"); if (IS_ERR(dsi->phy)) { dev_info(dev, "failed to get dsim phy\n"); - return PTR_ERR(dsi->phy); + return ERR_PTR(PTR_ERR(dsi->phy)); } dsi->irq = platform_get_irq(pdev, 0); if (dsi->irq < 0) - return dsi->irq; + return ERR_PTR(dsi->irq); ret = devm_request_threaded_irq(dev, dsi->irq, NULL, exynos_dsi_irq, @@ -1805,13 +1805,29 @@ static int exynos_dsi_probe(struct platform_device *pdev) dev_name(dev), dsi); if (ret) { dev_err(dev, "failed to request dsi irq\n"); - return ret; + return ERR_PTR(ret); } ret = exynos_dsi_parse_dt(dsi); if (ret) - return ret; + return ERR_PTR(ret); + + return dsi; +} + +static void __exynos_dsi_remove(struct exynos_dsi *dsi) +{ +} +static int exynos_dsi_probe(struct platform_device *pdev) +{ + struct exynos_dsi *dsi; + struct device *dev = &pdev->dev; + int ret; + + dsi = __exynos_dsi_probe(pdev); + if (IS_ERR(dsi)) + return PTR_ERR(dsi); platform_set_drvdata(pdev, dsi); pm_runtime_enable(dev); @@ -1830,8 +1846,12 @@ err_disable_runtime: static int exynos_dsi_remove(struct platform_device *pdev) { + struct exynos_dsi *dsi = platform_get_drvdata(pdev); + pm_runtime_disable(&pdev->dev); + __exynos_dsi_remove(dsi); + component_del(&pdev->dev, &exynos_dsi_component_ops); return 0; |