linux-kernel - [PATCH v6 31/54] clk: mediatek: Propagate struct device with mtk_clk_register

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Message-Id: <20230306140543.1813621-32-angelogioacchino.delregno@collabora.com>
Date:   Mon,  6 Mar 2023 15:05:20 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     mturquette@...libre.com
Cc:     sboyd@...nel.org, matthias.bgg@...il.com,
        angelogioacchino.delregno@...labora.com, wenst@...omium.org,
        johnson.wang@...iatek.com, miles.chen@...iatek.com,
        chun-jie.chen@...iatek.com, daniel@...rotopia.org,
        fparent@...libre.com, msp@...libre.com, nfraprado@...labora.com,
        rex-bc.chen@...iatek.com, zhaojh329@...il.com,
        sam.shih@...iatek.com, edward-jw.yang@...iatek.com,
        yangyingliang@...wei.com, granquet@...libre.com,
        pablo.sun@...iatek.com, sean.wang@...iatek.com,
        chen.zhong@...iatek.com, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, kernel@...labora.com
Subject: [PATCH v6 31/54] clk: mediatek: Propagate struct device with mtk_clk_register_dividers()

Propagate struct device for divider clocks registered through clk-mtk
helpers to be able to get runtime PM support for MTK clocks.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Reviewed-by: Chen-Yu Tsai <wenst@...omium.org>
Tested-by: Chen-Yu Tsai <wenst@...omium.org> # MT8183, MT8192, MT8195 Chromebooks
---
 drivers/clk/mediatek/clk-mt2701.c            | 2 +-
 drivers/clk/mediatek/clk-mt8167-apmixedsys.c | 2 +-
 drivers/clk/mediatek/clk-mtk.c               | 8 +++++---
 drivers/clk/mediatek/clk-mtk.h               | 3 ++-
 4 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/drivers/clk/mediatek/clk-mt2701.c b/drivers/clk/mediatek/clk-mt2701.c
index dfe328f7a44b..e9c27b1364b6 100644
--- a/drivers/clk/mediatek/clk-mt2701.c
+++ b/drivers/clk/mediatek/clk-mt2701.c
@@ -681,7 +681,7 @@ static int mtk_topckgen_init(struct platform_device *pdev)
 				    ARRAY_SIZE(top_muxes), base,
 				    &mt2701_clk_lock, clk_data);
 
-	mtk_clk_register_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs),
+	mtk_clk_register_dividers(&pdev->dev, top_adj_divs, ARRAY_SIZE(top_adj_divs),
 				base, &mt2701_clk_lock, clk_data);
 
 	mtk_clk_register_gates(&pdev->dev, node, top_clks,
diff --git a/drivers/clk/mediatek/clk-mt8167-apmixedsys.c b/drivers/clk/mediatek/clk-mt8167-apmixedsys.c
index ebd90365be5f..27597fdeb6e9 100644
--- a/drivers/clk/mediatek/clk-mt8167-apmixedsys.c
+++ b/drivers/clk/mediatek/clk-mt8167-apmixedsys.c
@@ -109,7 +109,7 @@ static int clk_mt8167_apmixed_probe(struct platform_device *pdev)
 	if (ret)
 		return ret;
 
-	ret = mtk_clk_register_dividers(adj_divs, ARRAY_SIZE(adj_divs), base,
+	ret = mtk_clk_register_dividers(dev, adj_divs, ARRAY_SIZE(adj_divs), base,
 					&mt8167_apmixed_clk_lock, clk_data);
 	if (ret)
 		goto unregister_plls;
diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c
index 01224cfbcc79..fd2214c3242f 100644
--- a/drivers/clk/mediatek/clk-mtk.c
+++ b/drivers/clk/mediatek/clk-mtk.c
@@ -393,7 +393,8 @@ void mtk_clk_unregister_composites(const struct mtk_composite *mcs, int num,
 }
 EXPORT_SYMBOL_GPL(mtk_clk_unregister_composites);
 
-int mtk_clk_register_dividers(const struct mtk_clk_divider *mcds, int num,
+int mtk_clk_register_dividers(struct device *dev,
+			      const struct mtk_clk_divider *mcds, int num,
 			      void __iomem *base, spinlock_t *lock,
 			      struct clk_hw_onecell_data *clk_data)
 {
@@ -412,7 +413,7 @@ int mtk_clk_register_dividers(const struct mtk_clk_divider *mcds, int num,
 			continue;
 		}
 
-		hw = clk_hw_register_divider(NULL, mcd->name, mcd->parent_name,
+		hw = clk_hw_register_divider(dev, mcd->name, mcd->parent_name,
 			mcd->flags, base +  mcd->div_reg, mcd->div_shift,
 			mcd->div_width, mcd->clk_divider_flags, lock);
 
@@ -535,7 +536,8 @@ static int __mtk_clk_simple_probe(struct platform_device *pdev,
 	}
 
 	if (mcd->divider_clks) {
-		r = mtk_clk_register_dividers(mcd->divider_clks,
+		r = mtk_clk_register_dividers(&pdev->dev,
+					      mcd->divider_clks,
 					      mcd->num_divider_clks,
 					      base, mcd->clk_lock, clk_data);
 		if (r)
diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h
index 554aecdc1015..b7a751861fce 100644
--- a/drivers/clk/mediatek/clk-mtk.h
+++ b/drivers/clk/mediatek/clk-mtk.h
@@ -202,7 +202,8 @@ struct mtk_clk_divider {
 		.div_width = _width,				\
 }
 
-int mtk_clk_register_dividers(const struct mtk_clk_divider *mcds, int num,
+int mtk_clk_register_dividers(struct device *dev,
+			      const struct mtk_clk_divider *mcds, int num,
 			      void __iomem *base, spinlock_t *lock,
 			      struct clk_hw_onecell_data *clk_data);
 void mtk_clk_unregister_dividers(const struct mtk_clk_divider *mcds, int num,
-- 
2.39.2