linux-kernel - [PATCH 02/10] clk: mediatek: mt8183: mfgcfg: Propagate rate changes to parent

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Message-Id: <20220905100416.42421-3-angelogioacchino.delregno@collabora.com>
Date:   Mon,  5 Sep 2022 12:04:08 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     matthias.bgg@...il.com
Cc:     mturquette@...libre.com, sboyd@...nel.org,
        angelogioacchino.delregno@...labora.com, wenst@...omium.org,
        miles.chen@...iatek.com, rex-bc.chen@...iatek.com,
        nfraprado@...labora.com, chun-jie.chen@...iatek.com,
        jose.exposito89@...il.com, drinkcat@...omium.org,
        weiyi.lu@...iatek.com, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org
Subject: [PATCH 02/10] clk: mediatek: mt8183: mfgcfg: Propagate rate changes to parent

From: Chen-Yu Tsai <wenst@...omium.org>

The only clock in the MT8183 MFGCFG block feeds the GPU. Propagate its
rate change requests to its parent, so that DVFS for the GPU can work
properly.

Fixes: acddfc2c261b ("clk: mediatek: Add MT8183 clock support")
Signed-off-by: Chen-Yu Tsai <wenst@...omium.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 drivers/clk/mediatek/clk-mt8183-mfgcfg.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/clk/mediatek/clk-mt8183-mfgcfg.c b/drivers/clk/mediatek/clk-mt8183-mfgcfg.c
index d774edaf760b..230299728859 100644
--- a/drivers/clk/mediatek/clk-mt8183-mfgcfg.c
+++ b/drivers/clk/mediatek/clk-mt8183-mfgcfg.c
@@ -18,9 +18,9 @@ static const struct mtk_gate_regs mfg_cg_regs = {
 	.sta_ofs = 0x0,
 };
 
-#define GATE_MFG(_id, _name, _parent, _shift)			\
-	GATE_MTK(_id, _name, _parent, &mfg_cg_regs, _shift,	\
-		&mtk_clk_gate_ops_setclr)
+#define GATE_MFG(_id, _name, _parent, _shift)				\
+	GATE_MTK_FLAGS(_id, _name, _parent, &mfg_cg_regs, _shift,	\
+		       &mtk_clk_gate_ops_setclr, CLK_SET_RATE_PARENT)
 
 static const struct mtk_gate mfg_clks[] = {
 	GATE_MFG(CLK_MFG_BG3D, "mfg_bg3d", "mfg_sel", 0)
-- 
2.37.2