From b4ccaf5aa2d795ee7f47a6eeb209f3de981e1929 Mon Sep 17 00:00:00 2001 From: Jay Dolan Date: Mon, 22 Nov 2021 15:35:11 +0200 Subject: [PATCH] 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 Signed-off-by: Andy Shevchenko Link: https://lore.kernel.org/r/20211122133512.8947-3-andriy.shevchenko@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/8250/8250_pericom.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/8250/8250_pericom.c b/drivers/tty/serial/8250/8250_pericom.c index df27f0daea7a..f0d026325f17 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;