Messages in this thread Patch in this message | | | From | Eduardo Valentin <> | Subject | [PATCH 03/14] cpufreq: exynos4210: use devm_clk_get | Date | Mon, 2 Feb 2015 16:58:06 -0400 |
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Switch to managed clk_get to properly release resources when they are not needed.
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net> Cc: Viresh Kumar <viresh.kumar@linaro.org> Cc: Kukjin Kim <kgene@kernel.org> Cc: linux-pm@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-samsung-soc@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Eduardo Valentin <edubezval@gmail.com> --- drivers/cpufreq/exynos4210-cpufreq.c | 24 +++++++++--------------- 1 file changed, 9 insertions(+), 15 deletions(-)
diff --git a/drivers/cpufreq/exynos4210-cpufreq.c b/drivers/cpufreq/exynos4210-cpufreq.c index 8a25dce..fc02a39 100644 --- a/drivers/cpufreq/exynos4210-cpufreq.c +++ b/drivers/cpufreq/exynos4210-cpufreq.c @@ -142,23 +142,23 @@ int exynos4210_cpufreq_init(struct exynos_dvfs_info *info) return -EFAULT; } - cpu_clk = clk_get(NULL, "armclk"); + cpu_clk = devm_clk_get(info->dev, "armclk"); if (IS_ERR(cpu_clk)) - return PTR_ERR(cpu_clk); + goto err; - moutcore = clk_get(NULL, "moutcore"); + moutcore = devm_clk_get(info->dev, "moutcore"); if (IS_ERR(moutcore)) - goto err_moutcore; + goto err; - mout_mpll = clk_get(NULL, "mout_mpll"); + mout_mpll = devm_clk_get(info->dev, "mout_mpll"); if (IS_ERR(mout_mpll)) - goto err_mout_mpll; + goto err; rate = clk_get_rate(mout_mpll) / 1000; - mout_apll = clk_get(NULL, "mout_apll"); + mout_apll = devm_clk_get(info->dev, "mout_apll"); if (IS_ERR(mout_apll)) - goto err_mout_apll; + goto err; info->mpll_freq_khz = rate; /* 800Mhz */ @@ -173,13 +173,7 @@ int exynos4210_cpufreq_init(struct exynos_dvfs_info *info) return 0; -err_mout_apll: - clk_put(mout_mpll); -err_mout_mpll: - clk_put(moutcore); -err_moutcore: - clk_put(cpu_clk); - +err: iounmap(info->cmu_regs); of_node_put(np); pr_debug("%s: failed initialization\n", __func__); -- 2.1.3
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