forked from luck/tmp_suning_uos_patched
mtd: spear_smi: Move suspend/resume to follow dev_pm_ops
Use dev_pm_ops to support PM specific callbacks. Signed-off-by: Viresh Kumar <viresh.kumar@st.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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@ -26,6 +26,7 @@
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#include <linux/module.h>
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#include <linux/param.h>
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#include <linux/platform_device.h>
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#include <linux/pm.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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#include <linux/mtd/spear_smi.h>
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@ -1086,29 +1087,33 @@ static int __devexit spear_smi_remove(struct platform_device *pdev)
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return 0;
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}
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int spear_smi_suspend(struct platform_device *pdev, pm_message_t state)
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#ifdef CONFIG_PM
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static int spear_smi_suspend(struct device *dev)
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{
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struct spear_smi *dev = platform_get_drvdata(pdev);
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struct spear_smi *sdev = dev_get_drvdata(dev);
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if (dev && dev->clk)
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clk_disable_unprepare(dev->clk);
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if (sdev && sdev->clk)
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clk_disable_unprepare(sdev->clk);
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return 0;
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}
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int spear_smi_resume(struct platform_device *pdev)
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static int spear_smi_resume(struct device *dev)
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{
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struct spear_smi *dev = platform_get_drvdata(pdev);
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struct spear_smi *sdev = dev_get_drvdata(dev);
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int ret = -EPERM;
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if (dev && dev->clk)
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ret = clk_prepare_enable(dev->clk);
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if (sdev && sdev->clk)
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ret = clk_prepare_enable(sdev->clk);
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if (!ret)
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spear_smi_hw_init(dev);
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spear_smi_hw_init(sdev);
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return ret;
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}
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static SIMPLE_DEV_PM_OPS(spear_smi_pm_ops, spear_smi_suspend, spear_smi_resume);
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#endif
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#ifdef CONFIG_OF
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static const struct of_device_id spear_smi_id_table[] = {
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{ .compatible = "st,spear600-smi" },
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@ -1123,11 +1128,12 @@ static struct platform_driver spear_smi_driver = {
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.bus = &platform_bus_type,
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.owner = THIS_MODULE,
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.of_match_table = of_match_ptr(spear_smi_id_table),
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#ifdef CONFIG_PM
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.pm = &spear_smi_pm_ops,
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#endif
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},
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.probe = spear_smi_probe,
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.remove = __devexit_p(spear_smi_remove),
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.suspend = spear_smi_suspend,
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.resume = spear_smi_resume,
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};
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static int spear_smi_init(void)
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