1 From 7028c21deb2c6205bb896cc3719414de3d6d6a6e Mon Sep 17 00:00:00 2001
2 From: Georgi Djakov <georgi.djakov@linaro.org>
3 Date: Wed, 23 Nov 2016 16:52:49 +0200
4 Subject: [PATCH 29/69] clk: qcom: clk-rpm: Fix clk_hw references
6 Fix the clk_hw references to the actual clocks and add a xlate function
7 to return the hw pointers from the already existing static array.
9 Reported-by: Michael Scott <michael.scott@linaro.org>
10 Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
11 Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
13 drivers/clk/qcom/clk-rpm.c | 36 ++++++++++++++++++++++--------------
14 1 file changed, 22 insertions(+), 14 deletions(-)
16 diff --git a/drivers/clk/qcom/clk-rpm.c b/drivers/clk/qcom/clk-rpm.c
17 index 1950a9572624..df3e5fe8442a 100644
18 --- a/drivers/clk/qcom/clk-rpm.c
19 +++ b/drivers/clk/qcom/clk-rpm.c
20 @@ -127,8 +127,8 @@ struct clk_rpm {
24 - struct clk_hw_onecell_data data;
25 - struct clk_hw *hws[];
26 + struct clk_rpm **clks;
31 @@ -391,11 +391,23 @@ static const struct of_device_id rpm_clk_match_table[] = {
33 MODULE_DEVICE_TABLE(of, rpm_clk_match_table);
35 +static struct clk_hw *qcom_rpm_clk_hw_get(struct of_phandle_args *clkspec,
38 + struct rpm_cc *rcc = data;
39 + unsigned int idx = clkspec->args[0];
41 + if (idx >= rcc->num_clks) {
42 + pr_err("%s: invalid index %u\n", __func__, idx);
43 + return ERR_PTR(-EINVAL);
46 + return rcc->clks[idx] ? &rcc->clks[idx]->hw : ERR_PTR(-ENOENT);
49 static int rpm_clk_probe(struct platform_device *pdev)
51 - struct clk_hw **hws;
53 - struct clk_hw_onecell_data *data;
57 @@ -415,14 +427,12 @@ static int rpm_clk_probe(struct platform_device *pdev)
58 rpm_clks = desc->clks;
59 num_clks = desc->num_clks;
61 - rcc = devm_kzalloc(&pdev->dev, sizeof(*rcc) + sizeof(*hws) * num_clks,
63 + rcc = devm_kzalloc(&pdev->dev, sizeof(*rcc), GFP_KERNEL);
69 - data->num = num_clks;
70 + rcc->clks = rpm_clks;
71 + rcc->num_clks = num_clks;
73 for (i = 0; i < num_clks; i++) {
75 @@ -436,18 +446,16 @@ static int rpm_clk_probe(struct platform_device *pdev)
78 for (i = 0; i < num_clks; i++) {
80 - data->hws[i] = ERR_PTR(-ENOENT);
85 ret = devm_clk_hw_register(&pdev->dev, &rpm_clks[i]->hw);
90 - ret = of_clk_add_hw_provider(pdev->dev.of_node, of_clk_hw_onecell_get,
92 + ret = of_clk_add_hw_provider(pdev->dev.of_node, qcom_rpm_clk_hw_get,