cd619eeff2
Replace gcc patch fixes with upstream version. Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
70 lines
2.3 KiB
Diff
70 lines
2.3 KiB
Diff
From 33958ad3fc02aeb06a4634e59689a9559d968e1f Mon Sep 17 00:00:00 2001
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From: Ansuel Smith <ansuelsmth@gmail.com>
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Date: Sat, 26 Feb 2022 14:52:29 +0100
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Subject: [PATCH 09/14] clk: qcom: clk-rcg: add clk_rcg_floor_ops ops
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Add clk_rcg_floor_ops for clock that can't provide a stable freq and
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require to use a floor freq to provide the requested frequency.
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Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
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Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Reviewed-by: Stephen Boyd <sboyd@kernel.org>
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Tested-by: Jonathan McDowell <noodles@earth.li>
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Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Link: https://lore.kernel.org/r/20220226135235.10051-10-ansuelsmth@gmail.com
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---
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drivers/clk/qcom/clk-rcg.c | 24 ++++++++++++++++++++++++
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drivers/clk/qcom/clk-rcg.h | 1 +
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2 files changed, 25 insertions(+)
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--- a/drivers/clk/qcom/clk-rcg.c
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+++ b/drivers/clk/qcom/clk-rcg.c
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@@ -526,6 +526,19 @@ static int clk_rcg_set_rate(struct clk_h
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return __clk_rcg_set_rate(rcg, f);
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}
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+static int clk_rcg_set_floor_rate(struct clk_hw *hw, unsigned long rate,
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+ unsigned long parent_rate)
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+{
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+ struct clk_rcg *rcg = to_clk_rcg(hw);
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+ const struct freq_tbl *f;
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+
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+ f = qcom_find_freq_floor(rcg->freq_tbl, rate);
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+ if (!f)
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+ return -EINVAL;
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+
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+ return __clk_rcg_set_rate(rcg, f);
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+}
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+
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static int clk_rcg_bypass_set_rate(struct clk_hw *hw, unsigned long rate,
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unsigned long parent_rate)
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{
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@@ -816,6 +829,17 @@ const struct clk_ops clk_rcg_ops = {
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};
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EXPORT_SYMBOL_GPL(clk_rcg_ops);
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+const struct clk_ops clk_rcg_floor_ops = {
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+ .enable = clk_enable_regmap,
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+ .disable = clk_disable_regmap,
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+ .get_parent = clk_rcg_get_parent,
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+ .set_parent = clk_rcg_set_parent,
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+ .recalc_rate = clk_rcg_recalc_rate,
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+ .determine_rate = clk_rcg_determine_rate,
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+ .set_rate = clk_rcg_set_floor_rate,
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+};
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+EXPORT_SYMBOL_GPL(clk_rcg_floor_ops);
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+
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const struct clk_ops clk_rcg_bypass_ops = {
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.enable = clk_enable_regmap,
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.disable = clk_disable_regmap,
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--- a/drivers/clk/qcom/clk-rcg.h
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+++ b/drivers/clk/qcom/clk-rcg.h
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@@ -86,6 +86,7 @@ struct clk_rcg {
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};
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extern const struct clk_ops clk_rcg_ops;
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+extern const struct clk_ops clk_rcg_floor_ops;
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extern const struct clk_ops clk_rcg_bypass_ops;
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extern const struct clk_ops clk_rcg_bypass2_ops;
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extern const struct clk_ops clk_rcg_pixel_ops;
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