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tty: serial: qcom_geni_serial: simplify getting .driver_data 

We should get 'driver_data' 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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wolfram Sang 2018-10-21 22:00:59 +02:00 committed by Greg Kroah-Hartman
parent b1f84dd321
commit 7034ef87fa
1 changed files with 2 additions and 4 deletions
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6
drivers/tty/serial/qcom_geni_serial.c
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@ -162,8 +162,7 @@ static struct qcom_geni_serial_port qcom_geni_uart_ports[GENI_UART_PORTS] = {
static ssize_t loopback_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
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);
return snprintf(buf, sizeof(u32), "%d\n", port->loopback);
}
@ -172,8 +171,7 @@ static ssize_t loopback_store(struct device *dev,
struct device_attribute *attr, const char *buf,
size_t size)
{
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);
u32 loopback;
if (kstrtoint(buf, 0, &loopback) || loopback > MAX_LOOPBACK_CFG) {