diff options
| author | Dmitry Osipenko <digetx@gmail.com> | 2020-11-11 04:14:32 +0300 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzk@kernel.org> | 2020-11-26 18:50:36 +0100 |
| commit | de47653bd4dd3c1bf38c9983cf19556cab4c4211 (patch) | |
| tree | f4c7725ee62f2fe60d76c078fdd9bcccc2b76d71 /drivers | |
| parent | 3a0b6b5abfddd0baf0a053aec7e8be59cf33b659 (diff) | |
| download | linux-de47653bd4dd3c1bf38c9983cf19556cab4c4211.tar.bz2 | |
memory: tegra20-emc: Use dev_pm_opp_set_clkname()
The dev_pm_opp_get_opp_table() shouldn't be used by drivers, use
dev_pm_opp_set_clkname() instead.
Suggested-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20201111011456.7875-3-digetx@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/memory/tegra/tegra20-emc.c | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c index 5e10aa97809f..bb3f315c9587 100644 --- a/drivers/memory/tegra/tegra20-emc.c +++ b/drivers/memory/tegra/tegra20-emc.c @@ -902,7 +902,7 @@ err_msg: static int tegra_emc_opp_table_init(struct tegra_emc *emc) { - struct opp_table *opp_table; + struct opp_table *reg_opp_table = NULL, *clk_opp_table; const char *rname = "core"; int err; @@ -917,19 +917,24 @@ static int tegra_emc_opp_table_init(struct tegra_emc *emc) } /* voltage scaling is optional */ - if (device_property_present(emc->dev, "core-supply")) - opp_table = dev_pm_opp_set_regulators(emc->dev, &rname, 1); - else - opp_table = dev_pm_opp_get_opp_table(emc->dev); + if (device_property_present(emc->dev, "core-supply")) { + reg_opp_table = dev_pm_opp_set_regulators(emc->dev, &rname, 1); + if (IS_ERR(reg_opp_table)) + return dev_err_probe(emc->dev, PTR_ERR(reg_opp_table), + "failed to set OPP regulator\n"); + } - if (IS_ERR(opp_table)) - return dev_err_probe(emc->dev, PTR_ERR(opp_table), - "failed to prepare OPP table\n"); + clk_opp_table = dev_pm_opp_set_clkname(emc->dev, NULL); + err = PTR_ERR_OR_ZERO(clk_opp_table); + if (err) { + dev_err(emc->dev, "failed to set OPP clk: %d\n", err); + goto put_reg_table; + } err = dev_pm_opp_of_add_table(emc->dev); if (err) { dev_err(emc->dev, "failed to add OPP table: %d\n", err); - goto put_table; + goto put_clk_table; } dev_info(emc->dev, "current clock rate %lu MHz\n", @@ -946,8 +951,11 @@ static int tegra_emc_opp_table_init(struct tegra_emc *emc) remove_table: dev_pm_opp_of_remove_table(emc->dev); -put_table: - dev_pm_opp_put_regulators(opp_table); +put_clk_table: + dev_pm_opp_put_clkname(clk_opp_table); +put_reg_table: + if (reg_opp_table) + dev_pm_opp_put_regulators(reg_opp_table); return err; } |