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Subject[PATCH v2 14/14] memory: samsung: exynos5422-dmc: Convert to use resource-managed OPP API
Date
From: Yangtao Li <tiny.windzz@gmail.com>

Use resource-managed API to simplify code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
drivers/memory/samsung/exynos5422-dmc.c | 13 +++----------
1 file changed, 3 insertions(+), 10 deletions(-)

diff --git a/drivers/memory/samsung/exynos5422-dmc.c b/drivers/memory/samsung/exynos5422-dmc.c
index 1dabb509dec3..56f6e65d40cd 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;
@@ -354,7 +354,7 @@ 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)
- goto err_opp;
+ return -ENOMEM;

idx = dmc->opp_count - 1;
for (i = 0, freq = ULONG_MAX; i < dmc->opp_count; i++, freq--) {
@@ -362,7 +362,7 @@ static int exynos5_init_freq_table(struct exynos5_dmc *dmc,

opp = dev_pm_opp_find_freq_floor(dmc->dev, &freq);
if (IS_ERR(opp))
- goto 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);
@@ -371,11 +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 -EINVAL;
}

/**
@@ -1567,8 +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;
}

--
2.29.2
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