clk: max77686: Refactor driver data handling
As a prerequisite for further patch adding OF clock provider support to the driver, this patch changes the driver to store an array of struct clk * as driver data. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mike Turquette <mturquette@linaro.org>
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@ -137,12 +137,13 @@ static struct clk *max77686_clk_register(struct device *dev,
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static int max77686_clk_probe(struct platform_device *pdev)
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{
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struct max77686_dev *iodev = dev_get_drvdata(pdev->dev.parent);
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struct max77686_clk **max77686_clks;
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struct max77686_clk *max77686_clks[MAX77686_CLKS_NUM];
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struct clk **clocks;
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int i, ret;
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max77686_clks = devm_kzalloc(&pdev->dev, sizeof(struct max77686_clk *)
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clocks = devm_kzalloc(&pdev->dev, sizeof(struct clk *)
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* MAX77686_CLKS_NUM, GFP_KERNEL);
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if (!max77686_clks)
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if (!clocks)
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return -ENOMEM;
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for (i = 0; i < MAX77686_CLKS_NUM; i++) {
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@ -153,23 +154,20 @@ static int max77686_clk_probe(struct platform_device *pdev)
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}
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for (i = 0; i < MAX77686_CLKS_NUM; i++) {
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struct clk *clk;
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max77686_clks[i]->iodev = iodev;
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max77686_clks[i]->mask = 1 << i;
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max77686_clks[i]->hw.init = &max77686_clks_init[i];
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clk = max77686_clk_register(&pdev->dev, max77686_clks[i]);
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if (IS_ERR(clk)) {
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ret = PTR_ERR(clk);
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clocks[i] = max77686_clk_register(&pdev->dev, max77686_clks[i]);
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if (IS_ERR(clocks[i])) {
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ret = PTR_ERR(clocks[i]);
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dev_err(&pdev->dev, "failed to register %s\n",
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max77686_clks[i]->hw.init->name);
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goto err_clocks;
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}
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}
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platform_set_drvdata(pdev, max77686_clks);
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platform_set_drvdata(pdev, clocks);
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return 0;
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@ -184,12 +182,15 @@ err_clocks:
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static int max77686_clk_remove(struct platform_device *pdev)
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{
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struct max77686_clk **max77686_clks = platform_get_drvdata(pdev);
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struct clk **clocks = platform_get_drvdata(pdev);
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int i;
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for (i = 0; i < MAX77686_CLKS_NUM; i++) {
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clkdev_drop(max77686_clks[i]->lookup);
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clk_unregister(max77686_clks[i]->hw.clk);
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struct clk_hw *hw = __clk_get_hw(clocks[i]);
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struct max77686_clk *max77686 = to_max77686_clk(hw);
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clkdev_drop(max77686->lookup);
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clk_unregister(clocks[i]);
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}
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return 0;
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}
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