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Date: Fri, 1 Jan 2021 16:54:59 +0000
From: Yangtao Li <tiny.windzz@...il.com>
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Cc: linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-samsung-soc@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-tegra@...r.kernel.org,
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Subject: [PATCH 23/31] memory: samsung: exynos5422-dmc: convert to use devm_pm_opp_* API
Use devm_pm_opp_* API to simplify code.
Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
---
drivers/memory/samsung/exynos5422-dmc.c | 21 +++++----------------
1 file changed, 5 insertions(+), 16 deletions(-)
diff --git a/drivers/memory/samsung/exynos5422-dmc.c b/drivers/memory/samsung/exynos5422-dmc.c
index 62a83633f837..cab9fd74322b 100644
--- a/drivers/memory/samsung/exynos5422-dmc.c
+++ b/drivers/memory/samsung/exynos5422-dmc.c
@@ -343,7 +343,7 @@ static int exynos5_init_freq_table(struct exynos5_dmc *dmc,
int idx;
unsigned long freq;
- ret = dev_pm_opp_of_add_table(dmc->dev);
+ ret = devm_pm_opp_of_add_table(dmc->dev);
if (ret < 0) {
dev_err(dmc->dev, "Failed to get OPP table\n");
return ret;
@@ -353,20 +353,16 @@ static int exynos5_init_freq_table(struct exynos5_dmc *dmc,
dmc->opp = devm_kmalloc_array(dmc->dev, dmc->opp_count,
sizeof(struct dmc_opp_table), GFP_KERNEL);
- if (!dmc->opp) {
- ret = -ENOMEM;
- goto err_opp;
- }
+ if (!dmc->opp)
+ return -ENOMEM;
idx = dmc->opp_count - 1;
for (i = 0, freq = ULONG_MAX; i < dmc->opp_count; i++, freq--) {
struct dev_pm_opp *opp;
opp = dev_pm_opp_find_freq_floor(dmc->dev, &freq);
- if (IS_ERR(opp)) {
- ret = PTR_ERR(opp);
- goto err_opp;
- }
+ if (IS_ERR(opp))
+ return PTR_ERR(opp);
dmc->opp[idx - i].freq_hz = freq;
dmc->opp[idx - i].volt_uv = dev_pm_opp_get_voltage(opp);
@@ -375,11 +371,6 @@ static int exynos5_init_freq_table(struct exynos5_dmc *dmc,
}
return 0;
-
-err_opp:
- dev_pm_opp_of_remove_table(dmc->dev);
-
- return ret;
}
/**
@@ -1571,8 +1562,6 @@ static int exynos5_dmc_remove(struct platform_device *pdev)
clk_disable_unprepare(dmc->mout_bpll);
clk_disable_unprepare(dmc->fout_bpll);
- dev_pm_opp_remove_table(dmc->dev);
-
return 0;
}
--
2.25.1
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