lkml.org 
[lkml]   [2020]   [Dec]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 4/4] USB: serial: ftdi_sio: Drop GPIO line checking dead code
Date
Now that the code code can track the validity of GPIO pins,
there is no need to check whether the line is valid.

Signed-off-by: Marc Zyngier <maz@kernel.org>
---
drivers/usb/serial/ftdi_sio.c | 3 ---
1 file changed, 3 deletions(-)

diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index b9d3b33891fc..2c8a0b9aac92 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1841,9 +1841,6 @@ static int ftdi_gpio_request(struct gpio_chip *gc, unsigned int offset)
struct ftdi_private *priv = usb_get_serial_port_data(port);
int result;

- if (priv->gpio_altfunc & BIT(offset))
- return -ENODEV;
-
mutex_lock(&priv->gpio_lock);
if (!priv->gpio_used) {
/* Set default pin states, as we cannot get them from device */
--
2.28.0
\
 
 \ /
  Last update: 2020-12-04 17:52    [W:1.000 / U:0.008 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site