From: Jay Dolan <jay.dolan@accesio.com>
Date: Mon, 22 Nov 2021 13:35:11 +0000 (+0200)
Subject: serial: 8250_pericom: Re-enable higher baud rates
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b4ccaf5aa2d795ee7f47a6eeb209f3de981e1929;p=linux.git

serial: 8250_pericom: Re-enable higher baud rates

Add UPF_MAGIC_MULTIPLIER to the port flags since there is now
range checking in serial8250_get_baud_rate() in 8250_port.c.

Signed-off-by: Jay Dolan <jay.dolan@accesio.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211122133512.8947-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/tty/serial/8250/8250_pericom.c b/drivers/tty/serial/8250/8250_pericom.c
index df27f0daea7a4..f0d026325f17d 100644
--- a/drivers/tty/serial/8250/8250_pericom.c
+++ b/drivers/tty/serial/8250/8250_pericom.c
@@ -117,7 +117,7 @@ static int pericom8250_probe(struct pci_dev *pdev, const struct pci_device_id *i
 	uart.port.private_data = pericom;
 	uart.port.iotype = UPIO_PORT;
 	uart.port.uartclk = 921600 * 16;
-	uart.port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
+	uart.port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ | UPF_MAGIC_MULTIPLIER;
 	uart.port.set_divisor = pericom_do_set_divisor;
 	for (i = 0; i < nr && i < maxnr; i++) {
 		unsigned int offset = (i == 3 && nr == 4) ? 0x38 : i * 0x8;