[PATCH v2 09/14] mmc: sdhci-msm: Convert to use resource-managed OPP API

Dmitry Osipenko
2021-03-11T19:22:38Z

Use resource-managed OPP API to simplify code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
drivers/mmc/host/sdhci-msm.c | 20 +++++++-------------
1 file changed, 7 insertions(+), 13 deletions(-)

diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c
index 5e1da4df096f..af3f7bd764e8 100644
--- a/drivers/mmc/host/sdhci-msm.c
+++ b/drivers/mmc/host/sdhci-msm.c
@@ -264,7 +264,6 @@ struct sdhci_msm_host {
struct clk_bulk_data bulk_clks[5];
unsigned long clk_rate;
struct mmc_host *mmc;
- struct opp_table *opp_table;
bool use_14lpp_dll_reset;
bool tuning_done;
bool calibration_done;
@@ -2483,6 +2482,7 @@ static int sdhci_msm_probe(struct platform_device *pdev)
const struct sdhci_msm_offset *msm_offset;
const struct sdhci_msm_variant_info *var_info;
struct device_node *node = pdev->dev.of_node;
+ struct opp_table *opp_table;

host = sdhci_pltfm_init(pdev, &sdhci_msm_pdata, sizeof(*msm_host));
if (IS_ERR(host))
@@ -2551,17 +2551,17 @@ static int sdhci_msm_probe(struct platform_device *pdev)
if (ret)
goto bus_clk_disable;

- msm_host->opp_table = dev_pm_opp_set_clkname(&pdev->dev, "core");
- if (IS_ERR(msm_host->opp_table)) {
- ret = PTR_ERR(msm_host->opp_table);
+ opp_table = devm_pm_opp_set_clkname(&pdev->dev, "core");
+ if (IS_ERR(opp_table)) {
+ ret = PTR_ERR(opp_table);
goto bus_clk_disable;
}

/* OPP table is optional */
- ret = dev_pm_opp_of_add_table(&pdev->dev);
+ ret = devm_pm_opp_of_add_table(&pdev->dev);
if (ret && ret != -ENODEV) {
dev_err(&pdev->dev, "Invalid OPP table in Device tree\n");
- goto opp_put_clkname;
+ goto bus_clk_disable;
}

/* Vote for maximum clock rate for maximum performance */
@@ -2587,7 +2587,7 @@ static int sdhci_msm_probe(struct platform_device *pdev)
ret = clk_bulk_prepare_enable(ARRAY_SIZE(msm_host->bulk_clks),
msm_host->bulk_clks);
if (ret)
- goto opp_cleanup;
+ goto bus_clk_disable;

/*
* xo clock is needed for FLL feature of cm_dll.
@@ -2732,10 +2732,6 @@ static int sdhci_msm_probe(struct platform_device *pdev)
clk_disable:
clk_bulk_disable_unprepare(ARRAY_SIZE(msm_host->bulk_clks),
msm_host->bulk_clks);
-opp_cleanup:
- dev_pm_opp_of_remove_table(&pdev->dev);
-opp_put_clkname:
- dev_pm_opp_put_clkname(msm_host->opp_table);
bus_clk_disable:
if (!IS_ERR(msm_host->bus_clk))
clk_disable_unprepare(msm_host->bus_clk);
@@ -2754,8 +2750,6 @@ static int sdhci_msm_remove(struct platform_device *pdev)

sdhci_remove_host(host, dead);

- dev_pm_opp_of_remove_table(&pdev->dev);
- dev_pm_opp_put_clkname(msm_host->opp_table);
pm_runtime_get_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
pm_runtime_put_noidle(&pdev->dev);
--
2.29.2