[PATCH 5.4 017/320] media: em28xx: fix control-message timeouts

Greg Kroah-Hartman
2022-01-24T19:58:25Z

From: Johan Hovold <johan@kernel.org>

commit d9b7e8df3aa9b8c10708aab60e72e79ac08237e4 upstream.

USB control-message timeouts are specified in milliseconds and should
specifically not vary with CONFIG_HZ.

Fixes: a6c2ba283565 ("[PATCH] v4l: 716: support for em28xx board family")
Cc: stable@vger.kernel.org # 2.6.16
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/media/usb/em28xx/em28xx-core.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/media/usb/em28xx/em28xx-core.c
+++ b/drivers/media/usb/em28xx/em28xx-core.c
@@ -89,7 +89,7 @@ int em28xx_read_reg_req_len(struct em28x
mutex_lock(&dev->ctrl_urb_lock);
ret = usb_control_msg(udev, pipe, req,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- 0x0000, reg, dev->urb_buf, len, HZ);
+ 0x0000, reg, dev->urb_buf, len, 1000);
if (ret < 0) {
em28xx_regdbg("(pipe 0x%08x): IN: %02x %02x %02x %02x %02x %02x %02x %02x failed with error %i\n",
pipe,
@@ -158,7 +158,7 @@ int em28xx_write_regs_req(struct em28xx
memcpy(dev->urb_buf, buf, len);
ret = usb_control_msg(udev, pipe, req,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- 0x0000, reg, dev->urb_buf, len, HZ);
+ 0x0000, reg, dev->urb_buf, len, 1000);
mutex_unlock(&dev->ctrl_urb_lock);

if (ret < 0) {