drm/udl: Use USB timeout constant when reading EDID

Set the USB control-message timeout to the USB default of 5 seconds.
Done for consistency with other uses of usb_control_msg() in udl and
other drivers.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221006095355.23579-4-tzimmermann@suse.de

diff --git a/drivers/gpu/drm/udl/udl_connector.c b/drivers/gpu/drm/udl/udl_connector.c
index e953982..cb3d682 100644 (file)
--- a/drivers/gpu/drm/udl/udl_connector.c
+++ b/drivers/gpu/drm/udl/udl_connector.c
@@ -31,7 +31,7 @@ static int udl_get_edid_block(void *data, u8 *buf, unsigned int block,
                int bval = (i + block * EDID_LENGTH) << 8;
                ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
                                      0x02, (0x80 | (0x02 << 5)), bval,
-                                     0xA1, read_buff, 2, 1000);
+                                     0xA1, read_buff, 2, USB_CTRL_GET_TIMEOUT);
                if (ret < 1) {
                        DRM_ERROR("Read EDID byte %d failed err %x\n", i, ret);
                        kfree(read_buff);