--- zzzz-none-000/linux-3.10.107/drivers/media/platform/exynos4-is/fimc-is-i2c.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/media/platform/exynos4-is/fimc-is-i2c.c 2021-02-04 17:41:59.000000000 +0000 @@ -12,7 +12,7 @@ #include #include -#include +#include #include #include #include @@ -67,8 +67,6 @@ pm_runtime_enable(&pdev->dev); pm_runtime_enable(&i2c_adap->dev); - of_i2c_register_devices(i2c_adap); - return 0; } @@ -83,21 +81,46 @@ return 0; } -static int fimc_is_i2c_suspend(struct device *dev) +#ifdef CONFIG_PM +static int fimc_is_i2c_runtime_suspend(struct device *dev) { struct fimc_is_i2c *isp_i2c = dev_get_drvdata(dev); + clk_disable_unprepare(isp_i2c->clock); return 0; } -static int fimc_is_i2c_resume(struct device *dev) +static int fimc_is_i2c_runtime_resume(struct device *dev) { struct fimc_is_i2c *isp_i2c = dev_get_drvdata(dev); + return clk_prepare_enable(isp_i2c->clock); } +#endif + +#ifdef CONFIG_PM_SLEEP +static int fimc_is_i2c_suspend(struct device *dev) +{ + if (pm_runtime_suspended(dev)) + return 0; + + return fimc_is_i2c_runtime_suspend(dev); +} + +static int fimc_is_i2c_resume(struct device *dev) +{ + if (pm_runtime_suspended(dev)) + return 0; + + return fimc_is_i2c_runtime_resume(dev); +} +#endif -UNIVERSAL_DEV_PM_OPS(fimc_is_i2c_pm_ops, fimc_is_i2c_suspend, - fimc_is_i2c_resume, NULL); +static struct dev_pm_ops fimc_is_i2c_pm_ops = { + SET_RUNTIME_PM_OPS(fimc_is_i2c_runtime_suspend, + fimc_is_i2c_runtime_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(fimc_is_i2c_suspend, fimc_is_i2c_resume) +}; static const struct of_device_id fimc_is_i2c_of_match[] = { { .compatible = FIMC_IS_I2C_COMPATIBLE }, @@ -110,7 +133,6 @@ .driver = { .of_match_table = fimc_is_i2c_of_match, .name = "fimc-isp-i2c", - .owner = THIS_MODULE, .pm = &fimc_is_i2c_pm_ops, } };