From 102712a32ff5107cdf9c029c75c805cc8f5aada5 Mon Sep 17 00:00:00 2001 From: Jeffy Chen Date: Thu, 19 Oct 2017 11:48:04 +0800 Subject: [PATCH] drm/rockchip: analogix_dp: Remove unnecessary init code Remove unnecessary init code, since we would do it in the power_on() callback. Also move of parse code to probe(). Fixes: 9e32e16e9e98 ("drm: rockchip: dp: add rockchip platform dp driver") Signed-off-by: Jeffy Chen Acked-by: Mark Yao Signed-off-by: Sean Paul Link: https://patchwork.freedesktop.org/patch/msgid/20171019034812.13768-3-jeffy.chen@rock-chips.com --- drivers/gpu/drm/rockchip/analogix_dp-rockchip.c | 27 ++++++------------------- 1 file changed, 6 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c index 4d3f6ad0abdd..8cae5ad926cd 100644 --- a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c +++ b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c @@ -269,7 +269,7 @@ static struct drm_encoder_funcs rockchip_dp_encoder_funcs = { .destroy = rockchip_dp_drm_encoder_destroy, }; -static int rockchip_dp_init(struct rockchip_dp_device *dp) +static int rockchip_dp_of_probe(struct rockchip_dp_device *dp) { struct device *dev = dp->dev; struct device_node *np = dev->of_node; @@ -303,19 +303,6 @@ static int rockchip_dp_init(struct rockchip_dp_device *dp) return PTR_ERR(dp->rst); } - ret = clk_prepare_enable(dp->pclk); - if (ret < 0) { - DRM_DEV_ERROR(dp->dev, "failed to enable pclk %d\n", ret); - return ret; - } - - ret = rockchip_dp_pre_init(dp); - if (ret < 0) { - DRM_DEV_ERROR(dp->dev, "failed to pre init %d\n", ret); - clk_disable_unprepare(dp->pclk); - return ret; - } - return 0; } @@ -361,10 +348,6 @@ static int rockchip_dp_bind(struct device *dev, struct device *master, if (!dp_data) return -ENODEV; - ret = rockchip_dp_init(dp); - if (ret < 0) - return ret; - dp->data = dp_data; dp->drm_dev = drm_dev; @@ -398,7 +381,6 @@ static void rockchip_dp_unbind(struct device *dev, struct device *master, rockchip_drm_psr_unregister(&dp->encoder); analogix_dp_unbind(dev, master, data); - clk_disable_unprepare(dp->pclk); } static const struct component_ops rockchip_dp_component_ops = { @@ -414,7 +396,7 @@ static int rockchip_dp_probe(struct platform_device *pdev) int ret; ret = drm_of_find_panel_or_bridge(dev->of_node, 1, 0, &panel, NULL); - if (ret) + if (ret < 0) return ret; dp = devm_kzalloc(dev, sizeof(*dp), GFP_KERNEL); @@ -422,9 +404,12 @@ static int rockchip_dp_probe(struct platform_device *pdev) return -ENOMEM; dp->dev = dev; - dp->plat_data.panel = panel; + ret = rockchip_dp_of_probe(dp); + if (ret < 0) + return ret; + /* * We just use the drvdata until driver run into component * add function, and then we would set drvdata to null, so -- 2.11.0