From: Yangtao Li tiny.windzz@gmail.com
Use resource-managed OPP API to simplify code.
Signed-off-by: Yangtao Li tiny.windzz@gmail.com Acked-by: Mark Brown broonie@kernel.org Signed-off-by: Dmitry Osipenko digetx@gmail.com --- drivers/spi/spi-qcom-qspi.c | 19 ++++++------------- 1 file changed, 6 insertions(+), 13 deletions(-)
diff --git a/drivers/spi/spi-qcom-qspi.c b/drivers/spi/spi-qcom-qspi.c index 1dbcc410cd35..f14801dd5120 100644 --- a/drivers/spi/spi-qcom-qspi.c +++ b/drivers/spi/spi-qcom-qspi.c @@ -142,7 +142,6 @@ struct qcom_qspi { struct clk_bulk_data *clks; struct qspi_xfer xfer; struct icc_path *icc_path_cpu_to_qspi; - struct opp_table *opp_table; unsigned long last_speed; /* Lock to protect data accessed by IRQs */ spinlock_t lock; @@ -459,6 +458,7 @@ static int qcom_qspi_probe(struct platform_device *pdev) struct device *dev; struct spi_master *master; struct qcom_qspi *ctrl; + struct opp_table *opp_table;
dev = &pdev->dev;
@@ -530,14 +530,14 @@ static int qcom_qspi_probe(struct platform_device *pdev) master->handle_err = qcom_qspi_handle_err; master->auto_runtime_pm = true;
- ctrl->opp_table = dev_pm_opp_set_clkname(&pdev->dev, "core"); - if (IS_ERR(ctrl->opp_table)) - return PTR_ERR(ctrl->opp_table); + opp_table = devm_pm_opp_set_clkname(&pdev->dev, "core"); + if (IS_ERR(opp_table)) + return PTR_ERR(opp_table); /* 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 exit_probe_put_clkname; + return ret; }
pm_runtime_use_autosuspend(dev); @@ -549,10 +549,6 @@ static int qcom_qspi_probe(struct platform_device *pdev) return 0;
pm_runtime_disable(dev); - dev_pm_opp_of_remove_table(&pdev->dev); - -exit_probe_put_clkname: - dev_pm_opp_put_clkname(ctrl->opp_table);
return ret; } @@ -560,14 +556,11 @@ static int qcom_qspi_probe(struct platform_device *pdev) static int qcom_qspi_remove(struct platform_device *pdev) { struct spi_master *master = platform_get_drvdata(pdev); - struct qcom_qspi *ctrl = spi_master_get_devdata(master);
/* Unregister _before_ disabling pm_runtime() so we stop transfers */ spi_unregister_master(master);
pm_runtime_disable(&pdev->dev); - dev_pm_opp_of_remove_table(&pdev->dev); - dev_pm_opp_put_clkname(ctrl->opp_table);
return 0; }