Thread (25 messages) 25 messages, 6 authors, 2022-06-01

Re: [PATCH v2 6/7] clk: mediatek: Export required symbols to compile clk drivers as module

From: Miles Chen <hidden>
Date: 2022-05-19 04:42:12
Also in: linux-clk, linux-devicetree, linux-mediatek, lkml, phone-devel

Hi Angelo,
quoted hunk ↗ jump to hunk
In order to compile the clock drivers for various MediaTek SoCs as
modules, it is necessary to export a few functions from the MediaTek
specific clocks (and reset) libraries.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
drivers/clk/mediatek/clk-apmixed.c | 1 +
drivers/clk/mediatek/clk-cpumux.c  | 2 ++
drivers/clk/mediatek/clk-mtk.c     | 2 ++
drivers/clk/mediatek/reset.c       | 1 +
4 files changed, 6 insertions(+)
diff --git a/drivers/clk/mediatek/clk-apmixed.c b/drivers/clk/mediatek/clk-apmixed.c
index 6b0ab0a346e8..f126da693a7f 100644
--- a/drivers/clk/mediatek/clk-apmixed.c
+++ b/drivers/clk/mediatek/clk-apmixed.c
@@ -98,5 +98,6 @@ struct clk_hw *mtk_clk_register_ref2usb_tx(const char *name,
	return &tx->hw;
}
+EXPORT_SYMBOL_GPL(mtk_clk_register_ref2usb_tx);

MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-cpumux.c b/drivers/clk/mediatek/clk-cpumux.c
index 2b5d48591738..25618eff6f2a 100644
--- a/drivers/clk/mediatek/clk-cpumux.c
+++ b/drivers/clk/mediatek/clk-cpumux.c
@@ -150,6 +150,7 @@ int mtk_clk_register_cpumuxes(struct device_node *node,
	return PTR_ERR(hw);
}
+EXPORT_SYMBOL_GPL(mtk_clk_register_cpumuxes);

void mtk_clk_unregister_cpumuxes(const struct mtk_composite *clks, int num,
				 struct clk_hw_onecell_data *clk_data)
@@ -166,5 +167,6 @@ void mtk_clk_unregister_cpumuxes(const struct mtk_composite *clks, int num,
		clk_data->hws[mux->id] = ERR_PTR(-ENOENT);
	}
}
+EXPORT_SYMBOL_GPL(mtk_clk_unregister_cpumuxes);

MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c
index 05a188c62119..41e60a7e8ff9 100644
--- a/drivers/clk/mediatek/clk-mtk.c
+++ b/drivers/clk/mediatek/clk-mtk.c
@@ -459,6 +459,7 @@ int mtk_clk_simple_probe(struct platform_device *pdev)
	mtk_free_clk_data(clk_data);
	return r;
}
+EXPORT_SYMBOL_GPL(mtk_clk_simple_probe);

int mtk_clk_simple_remove(struct platform_device *pdev)
{
@@ -472,5 +473,6 @@ int mtk_clk_simple_remove(struct platform_device *pdev)
	return 0;
}
+EXPORT_SYMBOL_GPL(mtk_clk_simple_remove);
Thanks, I need this too. I am preparing a patch to use mtk_clk_simple_remove/mtk_clk_simple_probe
for MT6779 clks first and maybe I can apply this to all MediaTek clk drivers.

Reviewed-by: Miles Chen <redacted> 

thanks,
Miles
quoted hunk ↗ jump to hunk
MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/reset.c b/drivers/clk/mediatek/reset.c
index 179505549a7c..290ceda84ce4 100644
--- a/drivers/clk/mediatek/reset.c
+++ b/drivers/clk/mediatek/reset.c
@@ -228,5 +228,6 @@ int mtk_register_reset_controller_with_dev(struct device *dev,
	return 0;
}
+EXPORT_SYMBOL_GPL(mtk_register_reset_controller_with_dev);

MODULE_LICENSE("GPL");
-- 
2.35.1
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