[PATCH v2 06/14] serial: qcom_geni_serial: Convert to use resource-managed OPP API
From: Dmitry Osipenko <digetx@gmail.com>
Date: 2021-03-11 19:22:59
Also in:
dri-devel, linux-arm-msm, linux-media, linux-mmc, linux-pm, linux-samsung-soc, linux-spi, linux-tegra, lkml
Subsystem:
arm/qualcomm mailing list, the rest, tty layer and serial drivers · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
From: Yangtao Li <tiny.windzz@gmail.com> 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/tty/serial/qcom_geni_serial.c | 24 +++++++++--------------- 1 file changed, 9 insertions(+), 15 deletions(-)
diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 291649f02821..7c6e029fdb2a 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c@@ -1352,6 +1352,7 @@ static int qcom_geni_serial_probe(struct platform_device *pdev) int irq; bool console = false; struct uart_driver *drv; + struct opp_table *opp_table; if (of_device_is_compatible(pdev->dev.of_node, "qcom,geni-debug-uart")) console = true;
@@ -1433,14 +1434,14 @@ static int qcom_geni_serial_probe(struct platform_device *pdev) if (of_property_read_bool(pdev->dev.of_node, "cts-rts-swap")) port->cts_rts_swap = true; - port->se.opp_table = dev_pm_opp_set_clkname(&pdev->dev, "se"); - if (IS_ERR(port->se.opp_table)) - return PTR_ERR(port->se.opp_table); + opp_table = devm_pm_opp_set_clkname(&pdev->dev, "se"); + 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 put_clkname; + return ret; } port->private_data.drv = drv;
@@ -1450,7 +1451,7 @@ static int qcom_geni_serial_probe(struct platform_device *pdev) ret = uart_add_one_port(drv, uport); if (ret) - goto err; + return ret; irq_set_status_flags(uport->irq, IRQ_NOAUTOEN); ret = devm_request_irq(uport->dev, uport->irq, qcom_geni_serial_isr,
@@ -1458,7 +1459,7 @@ static int qcom_geni_serial_probe(struct platform_device *pdev) if (ret) { dev_err(uport->dev, "Failed to get IRQ ret %d\n", ret); uart_remove_one_port(drv, uport); - goto err; + return ret; } /*
@@ -1475,16 +1476,11 @@ static int qcom_geni_serial_probe(struct platform_device *pdev) if (ret) { device_init_wakeup(&pdev->dev, false); uart_remove_one_port(drv, uport); - goto err; + return ret; } } return 0; -err: - dev_pm_opp_of_remove_table(&pdev->dev); -put_clkname: - dev_pm_opp_put_clkname(port->se.opp_table); - return ret; } static int qcom_geni_serial_remove(struct platform_device *pdev)
@@ -1492,8 +1488,6 @@ static int qcom_geni_serial_remove(struct platform_device *pdev) struct qcom_geni_serial_port *port = platform_get_drvdata(pdev); struct uart_driver *drv = port->private_data.drv; - dev_pm_opp_of_remove_table(&pdev->dev); - dev_pm_opp_put_clkname(port->se.opp_table); dev_pm_clear_wake_irq(&pdev->dev); device_init_wakeup(&pdev->dev, false); uart_remove_one_port(drv, &port->uport);
--
2.29.2