diff options
| author | Viresh Kumar <viresh.kumar@linaro.org> | 2014-11-25 16:04:23 +0530 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-12-01 02:49:33 +0100 |
| commit | cc87b8a8e94d840863334151f3525fd286c9ae23 (patch) | |
| tree | eaa7f97b46b755c0f7bfd406f9c057f5008ba427 | |
| parent | c6104fdbb2f83ad7696220e14fee54e14935f04b (diff) | |
| download | linux-cc87b8a8e94d840863334151f3525fd286c9ae23.tar.gz | |
imx6q: free OPP table created during ->init()
OPP layer now supports freeing of OPPs and we should free them once they aren't useful anymore. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
| -rw-r--r-- | drivers/cpufreq/imx6q-cpufreq.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c index c2d30765bf3d..5da1d131f770 100644 --- a/drivers/cpufreq/imx6q-cpufreq.c +++ b/drivers/cpufreq/imx6q-cpufreq.c @@ -31,6 +31,7 @@ static struct clk *step_clk; static struct clk *pll2_pfd2_396m_clk; static struct device *cpu_dev; +static bool free_opp; static struct cpufreq_frequency_table *freq_table; static unsigned int transition_latency; @@ -207,11 +208,14 @@ static int imx6q_cpufreq_probe(struct platform_device *pdev) goto put_reg; } + /* Because we have added the OPPs here, we must free them */ + free_opp = true; + num = dev_pm_opp_get_opp_count(cpu_dev); if (num < 0) { ret = num; dev_err(cpu_dev, "no OPP table is found: %d\n", ret); - goto put_reg; + goto out_free_opp; } } @@ -306,6 +310,9 @@ soc_opp_out: free_freq_table: dev_pm_opp_free_cpufreq_table(cpu_dev, &freq_table); +out_free_opp: + if (free_opp) + of_free_opp_table(cpu_dev); put_reg: if (!IS_ERR(arm_reg)) regulator_put(arm_reg); @@ -332,6 +339,8 @@ static int imx6q_cpufreq_remove(struct platform_device *pdev) { cpufreq_unregister_driver(&imx6q_cpufreq_driver); dev_pm_opp_free_cpufreq_table(cpu_dev, &freq_table); + if (free_opp) + of_free_opp_table(cpu_dev); regulator_put(arm_reg); if (!IS_ERR(pu_reg)) regulator_put(pu_reg); |