[PATCH 11/12] USB: serial: ftdi_sio: simplify divisor handling

From: Johan Hovold
Date: Sun Sep 11 2022 - 10:03:30 EST


In preparation for adding further Hi-Speed types, assume the device type
is Hi-Speed unless it's an explicitly listed legacy type when
determining divisors.

Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>
---
drivers/usb/serial/ftdi_sio.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index a43101000ee3..e9f508e31876 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1370,9 +1370,7 @@ static u32 get_ftdi_divisor(struct tty_struct *tty,
baud = 9600;
}
break;
- case FT2232H:
- case FT4232H:
- case FT232H:
+ default:
if ((baud <= 12000000) && (baud >= 1200)) {
div_value = ftdi_2232h_baud_to_divisor(baud);
} else if (baud < 1200) {
--
2.35.1