diff options
Diffstat (limited to 'drivers/devfreq')
-rw-r--r-- | drivers/devfreq/exynos-bus.c | 21 | ||||
-rw-r--r-- | drivers/devfreq/tegra30-devfreq.c | 22 |
2 files changed, 27 insertions, 16 deletions
diff --git a/drivers/devfreq/exynos-bus.c b/drivers/devfreq/exynos-bus.c index f7dcc44f9414..027e8f336acc 100644 --- a/drivers/devfreq/exynos-bus.c +++ b/drivers/devfreq/exynos-bus.c @@ -33,7 +33,7 @@ struct exynos_bus { unsigned long curr_freq; - struct opp_table *opp_table; + int opp_token; struct clk *clk; unsigned int ratio; }; @@ -161,8 +161,7 @@ static void exynos_bus_exit(struct device *dev) dev_pm_opp_of_remove_table(dev); clk_disable_unprepare(bus->clk); - dev_pm_opp_put_regulators(bus->opp_table); - bus->opp_table = NULL; + dev_pm_opp_put_regulators(bus->opp_token); } static void exynos_bus_passive_exit(struct device *dev) @@ -179,18 +178,16 @@ static int exynos_bus_parent_parse_of(struct device_node *np, struct exynos_bus *bus) { struct device *dev = bus->dev; - struct opp_table *opp_table; - const char *vdd = "vdd"; + const char *supplies[] = { "vdd", NULL }; int i, ret, count, size; - opp_table = dev_pm_opp_set_regulators(dev, &vdd, 1); - if (IS_ERR(opp_table)) { - ret = PTR_ERR(opp_table); + ret = dev_pm_opp_set_regulators(dev, supplies); + if (ret < 0) { dev_err(dev, "failed to set regulators %d\n", ret); return ret; } - bus->opp_table = opp_table; + bus->opp_token = ret; /* * Get the devfreq-event devices to get the current utilization of @@ -236,8 +233,7 @@ static int exynos_bus_parent_parse_of(struct device_node *np, return 0; err_regulator: - dev_pm_opp_put_regulators(bus->opp_table); - bus->opp_table = NULL; + dev_pm_opp_put_regulators(bus->opp_token); return ret; } @@ -459,8 +455,7 @@ err: dev_pm_opp_of_remove_table(dev); clk_disable_unprepare(bus->clk); err_reg: - dev_pm_opp_put_regulators(bus->opp_table); - bus->opp_table = NULL; + dev_pm_opp_put_regulators(bus->opp_token); return ret; } diff --git a/drivers/devfreq/tegra30-devfreq.c b/drivers/devfreq/tegra30-devfreq.c index 585a95fe2bd6..503376b894b6 100644 --- a/drivers/devfreq/tegra30-devfreq.c +++ b/drivers/devfreq/tegra30-devfreq.c @@ -821,6 +821,15 @@ static int devm_tegra_devfreq_init_hw(struct device *dev, return err; } +static int tegra_devfreq_config_clks_nop(struct device *dev, + struct opp_table *opp_table, + struct dev_pm_opp *opp, void *data, + bool scaling_down) +{ + /* We want to skip clk configuration via dev_pm_opp_set_opp() */ + return 0; +} + static int tegra_devfreq_probe(struct platform_device *pdev) { u32 hw_version = BIT(tegra_sku_info.soc_speedo_id); @@ -830,6 +839,13 @@ static int tegra_devfreq_probe(struct platform_device *pdev) unsigned int i; long rate; int err; + const char *clk_names[] = { "actmon", NULL }; + struct dev_pm_opp_config config = { + .supported_hw = &hw_version, + .supported_hw_count = 1, + .clk_names = clk_names, + .config_clks = tegra_devfreq_config_clks_nop, + }; tegra = devm_kzalloc(&pdev->dev, sizeof(*tegra), GFP_KERNEL); if (!tegra) @@ -874,13 +890,13 @@ static int tegra_devfreq_probe(struct platform_device *pdev) return err; } - err = devm_pm_opp_set_supported_hw(&pdev->dev, &hw_version, 1); + err = devm_pm_opp_set_config(&pdev->dev, &config); if (err) { - dev_err(&pdev->dev, "Failed to set supported HW: %d\n", err); + dev_err(&pdev->dev, "Failed to set OPP config: %d\n", err); return err; } - err = devm_pm_opp_of_add_table_noclk(&pdev->dev, 0); + err = devm_pm_opp_of_add_table_indexed(&pdev->dev, 0); if (err) { dev_err(&pdev->dev, "Failed to add OPP table: %d\n", err); return err; |