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Subject[PATCH 53/61] tty: serial: simplify getting .drvdata
Date
We should get drvdata from struct device directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---

Build tested only. buildbot is happy. Please apply individually.

drivers/tty/serial/imx.c | 18 ++++++------------
drivers/tty/serial/qcom_geni_serial.c | 6 ++----
drivers/tty/serial/st-asc.c | 6 ++----
drivers/tty/serial/xilinx_uartps.c | 6 ++----
4 files changed, 12 insertions(+), 24 deletions(-)

diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 91f3a1a5cb7f..f370c1cf4f27 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -2408,8 +2408,7 @@ static void imx_uart_enable_wakeup(struct imx_port *sport, bool on)

static int imx_uart_suspend_noirq(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct imx_port *sport = platform_get_drvdata(pdev);
+ struct imx_port *sport = dev_get_drvdata(dev);

imx_uart_save_context(sport);

@@ -2420,8 +2419,7 @@ static int imx_uart_suspend_noirq(struct device *dev)

static int imx_uart_resume_noirq(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct imx_port *sport = platform_get_drvdata(pdev);
+ struct imx_port *sport = dev_get_drvdata(dev);
int ret;

ret = clk_enable(sport->clk_ipg);
@@ -2435,8 +2433,7 @@ static int imx_uart_resume_noirq(struct device *dev)

static int imx_uart_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct imx_port *sport = platform_get_drvdata(pdev);
+ struct imx_port *sport = dev_get_drvdata(dev);
int ret;

uart_suspend_port(&imx_uart_uart_driver, &sport->port);
@@ -2454,8 +2451,7 @@ static int imx_uart_suspend(struct device *dev)

static int imx_uart_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct imx_port *sport = platform_get_drvdata(pdev);
+ struct imx_port *sport = dev_get_drvdata(dev);

/* disable wakeup from i.MX UART */
imx_uart_enable_wakeup(sport, false);
@@ -2470,8 +2466,7 @@ static int imx_uart_resume(struct device *dev)

static int imx_uart_freeze(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct imx_port *sport = platform_get_drvdata(pdev);
+ struct imx_port *sport = dev_get_drvdata(dev);

uart_suspend_port(&imx_uart_uart_driver, &sport->port);

@@ -2480,8 +2475,7 @@ static int imx_uart_freeze(struct device *dev)

static int imx_uart_thaw(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct imx_port *sport = platform_get_drvdata(pdev);
+ struct imx_port *sport = dev_get_drvdata(dev);

uart_resume_port(&imx_uart_uart_driver, &sport->port);

diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 65ff669373d4..66558d42d980 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -1085,8 +1085,7 @@ static int qcom_geni_serial_remove(struct platform_device *pdev)

static int __maybe_unused qcom_geni_serial_sys_suspend_noirq(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct qcom_geni_serial_port *port = platform_get_drvdata(pdev);
+ struct qcom_geni_serial_port *port = dev_get_drvdata(dev);
struct uart_port *uport = &port->uport;

uart_suspend_port(uport->private_data, uport);
@@ -1095,8 +1094,7 @@ static int __maybe_unused qcom_geni_serial_sys_suspend_noirq(struct device *dev)

static int __maybe_unused qcom_geni_serial_sys_resume_noirq(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct qcom_geni_serial_port *port = platform_get_drvdata(pdev);
+ struct qcom_geni_serial_port *port = dev_get_drvdata(dev);
struct uart_port *uport = &port->uport;

if (console_suspend_enabled && uport->suspended) {
diff --git a/drivers/tty/serial/st-asc.c b/drivers/tty/serial/st-asc.c
index 5f9f01fac6dd..7971997cdead 100644
--- a/drivers/tty/serial/st-asc.c
+++ b/drivers/tty/serial/st-asc.c
@@ -842,16 +842,14 @@ static int asc_serial_remove(struct platform_device *pdev)
#ifdef CONFIG_PM_SLEEP
static int asc_serial_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct uart_port *port = platform_get_drvdata(pdev);
+ struct uart_port *port = dev_get_drvdata(dev);

return uart_suspend_port(&asc_uart_driver, port);
}

static int asc_serial_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct uart_port *port = platform_get_drvdata(pdev);
+ struct uart_port *port = dev_get_drvdata(dev);

return uart_resume_port(&asc_uart_driver, port);
}
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index abcb4d09a2d8..3ec4efbf25a9 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -1430,8 +1430,7 @@ static int cdns_uart_resume(struct device *device)
#endif /* ! CONFIG_PM_SLEEP */
static int __maybe_unused cdns_runtime_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct uart_port *port = platform_get_drvdata(pdev);
+ struct uart_port *port = dev_get_drvdata(dev);
struct cdns_uart *cdns_uart = port->private_data;

clk_disable(cdns_uart->uartclk);
@@ -1441,8 +1440,7 @@ static int __maybe_unused cdns_runtime_suspend(struct device *dev)

static int __maybe_unused cdns_runtime_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct uart_port *port = platform_get_drvdata(pdev);
+ struct uart_port *port = dev_get_drvdata(dev);
struct cdns_uart *cdns_uart = port->private_data;

clk_enable(cdns_uart->pclk);
--
2.11.0
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