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dbac8e8819
Copy patches, files and config from 5.15 kernel version. Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
69 lines
1.9 KiB
Diff
69 lines
1.9 KiB
Diff
From 18ae57b1e8abee6c453381470f6e18991d2901a8 Mon Sep 17 00:00:00 2001
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From: Christian Marangi <ansuelsmth@gmail.com>
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Date: Wed, 9 Nov 2022 01:56:28 +0100
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Subject: [PATCH 3/6] clk: qcom: krait-cc: also enable secondary mux and div
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clk
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clk-krait ignore any rate change if clk is not flagged as enabled.
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Correctly enable the secondary mux and div clk to correctly change rate
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instead of silently ignoring the request.
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Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
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Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Link: https://lore.kernel.org/r/20221109005631.3189-2-ansuelsmth@gmail.com
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---
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drivers/clk/qcom/krait-cc.c | 21 ++++++++++++++++++++-
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1 file changed, 20 insertions(+), 1 deletion(-)
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--- a/drivers/clk/qcom/krait-cc.c
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+++ b/drivers/clk/qcom/krait-cc.c
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@@ -80,6 +80,7 @@ krait_add_div(struct device *dev, int id
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};
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const char *p_names[1];
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struct clk *clk;
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+ int cpu;
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div = devm_kzalloc(dev, sizeof(*div), GFP_KERNEL);
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if (!div)
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@@ -103,6 +104,17 @@ krait_add_div(struct device *dev, int id
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}
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clk = devm_clk_register(dev, &div->hw);
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+ if (IS_ERR(clk))
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+ goto err;
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+
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+ /* clk-krait ignore any rate change if mux is not flagged as enabled */
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+ if (id < 0)
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+ for_each_online_cpu(cpu)
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+ clk_prepare_enable(div->hw.clk);
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+ else
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+ clk_prepare_enable(div->hw.clk);
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+
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+err:
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kfree(p_names[0]);
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kfree(init.name);
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@@ -113,7 +125,7 @@ static int
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krait_add_sec_mux(struct device *dev, int id, const char *s,
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unsigned int offset, bool unique_aux)
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{
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- int ret;
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+ int cpu, ret;
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struct krait_mux_clk *mux;
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static const char *sec_mux_list[] = {
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"qsb",
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@@ -165,6 +177,13 @@ krait_add_sec_mux(struct device *dev, in
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if (ret)
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goto unique_aux;
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+ /* clk-krait ignore any rate change if mux is not flagged as enabled */
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+ if (id < 0)
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+ for_each_online_cpu(cpu)
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+ clk_prepare_enable(mux->hw.clk);
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+ else
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+ clk_prepare_enable(mux->hw.clk);
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+
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unique_aux:
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if (unique_aux)
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kfree(sec_mux_list[0]);
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