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From:   Yongqiang Niu <yongqiang.niu@mediatek.com>
To:     CK Hu <ck.hu@mediatek.com>, Philipp Zabel <p.zabel@pengutronix.de>,
        Rob Herring <robh+dt@kernel.org>,
        Matthias Brugger <matthias.bgg@gmail.com>
CC:     David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
        Mark Rutland <mark.rutland@arm.com>,
        <dri-devel@lists.freedesktop.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-mediatek@lists.infradead.org>,
        <Project_Global_Chrome_Upstream_Group@mediatek.com>,
        Hsin-Yi Wang <hsinyi@chromium.org>,
        Yongqiang Niu <yongqiang.niu@mediatek.com>,
        Yidi Lin <yidi.lin@mediatek.com>
Subject: [PATCH v3, 10/15] drm/mediatek: Add pm runtime support for color
Date:   Mon, 11 Jan 2021 15:43:46 +0800
Message-ID: <1610351031-21133-11-git-send-email-yongqiang.niu@mediatek.com>
In-Reply-To: <1610351031-21133-1-git-send-email-yongqiang.niu@mediatek.com>
References: <1610351031-21133-1-git-send-email-yongqiang.niu@mediatek.com>
MIME-Version: 1.0
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Precedence: bulk

color power domain need controled in the device.

Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
Signed-off-by: Yidi Lin <yidi.lin@mediatek.com>
---
 drivers/gpu/drm/mediatek/mtk_disp_color.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_disp_color.c b/drivers/gpu/drm/mediatek/mtk_disp_color.c
index 6048cbc..14b9dd3 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_color.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_color.c
@@ -9,6 +9,7 @@
 #include <linux/of_device.h>
 #include <linux/of_irq.h>
 #include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
 #include <linux/soc/mediatek/mtk-cmdq.h>
 
 #include "mtk_drm_crtc.h"
@@ -132,6 +133,8 @@ static int mtk_disp_color_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, priv);
 
+	pm_runtime_enable(dev);
+
 	ret = component_add(dev, &mtk_disp_color_component_ops);
 	if (ret)
 		dev_err(dev, "Failed to add component: %d\n", ret);
@@ -141,6 +144,8 @@ static int mtk_disp_color_probe(struct platform_device *pdev)
 
 static int mtk_disp_color_remove(struct platform_device *pdev)
 {
+	pm_runtime_disable(&pdev->dev);
+
 	component_del(&pdev->dev, &mtk_disp_color_component_ops);
 
 	return 0;
-- 
1.8.1.1.dirty