Messages in this thread Patch in this message | | | From | Andy Shevchenko <> | Subject | [PATCH v1 2/3] serial: 8250_exar: Extract exar_get_platform() helper | Date | Tue, 8 Jun 2021 17:42:38 +0300 |
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We would like to use DMI matching in other functions as well. Hence, extract it as exar_get_platform() helper function.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/tty/serial/8250/8250_exar.c | 20 ++++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-)
diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c index bd4e9f6ac29c..3ffeedc29c83 100644 --- a/drivers/tty/serial/8250/8250_exar.c +++ b/drivers/tty/serial/8250/8250_exar.c @@ -501,23 +501,27 @@ static const struct dmi_system_id exar_platforms[] = { {} }; +static const struct exar8250_platform *exar_get_platform(void) +{ + const struct dmi_system_id *dmi_match; + + dmi_match = dmi_first_match(exar_platforms); + if (dmi_match) + return dmi_match->driver_data; + + return &exar8250_default_platform; +} + static int pci_xr17v35x_setup(struct exar8250 *priv, struct pci_dev *pcidev, struct uart_8250_port *port, int idx) { - const struct exar8250_platform *platform; - const struct dmi_system_id *dmi_match; + const struct exar8250_platform *platform = exar_get_platform(); unsigned int offset = idx * 0x400; unsigned int baud = 7812500; u8 __iomem *p; int ret; - dmi_match = dmi_first_match(exar_platforms); - if (dmi_match) - platform = dmi_match->driver_data; - else - platform = &exar8250_default_platform; - port->port.uartclk = baud * 16; port->port.rs485_config = platform->rs485_config; -- 2.30.2
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