diff options
Diffstat (limited to 'recipes-kernel/linux/linux-at91-4.9.87/linux-4.9-cdc-acm-ignore-exar-devices.patch')
| -rw-r--r-- | recipes-kernel/linux/linux-at91-4.9.87/linux-4.9-cdc-acm-ignore-exar-devices.patch | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/recipes-kernel/linux/linux-at91-4.9.87/linux-4.9-cdc-acm-ignore-exar-devices.patch b/recipes-kernel/linux/linux-at91-4.9.87/linux-4.9-cdc-acm-ignore-exar-devices.patch deleted file mode 100644 index 90af4de..0000000 --- a/recipes-kernel/linux/linux-at91-4.9.87/linux-4.9-cdc-acm-ignore-exar-devices.patch +++ /dev/null @@ -1,36 +0,0 @@ -diff -Naru linux-4.9.87.orig/drivers/usb/class/cdc-acm.c linux-4.9.87/drivers/usb/class/cdc-acm.c ---- linux-4.9.87.orig/drivers/usb/class/cdc-acm.c 2019-01-21 09:33:23.938147201 -0600 -+++ linux-4.9.87/drivers/usb/class/cdc-acm.c 2019-01-21 09:40:50.374133985 -0600 -@@ -1161,8 +1161,10 @@ - /* normal quirks */ - quirks = (unsigned long)id->driver_info; - -- if (quirks == IGNORE_DEVICE) -+ if (quirks == IGNORE_DEVICE) { -+ dev_dbg(&intf->dev, "Ignoring device\n"); - return -ENODEV; -+ } - - memset(&h, 0x00, sizeof(struct usb_cdc_parsed_header)); - -@@ -1877,6 +1879,20 @@ - .driver_info = IGNORE_DEVICE, - }, - -+ /* Ignore Exar XR21V141X usb serial chips -+ * This elminates conflicting with the Exar vizzini driver. -+ * The ACM driver cannot use features in the Exar chip, -+ * such as setting the baud rate. */ -+ {USB_DEVICE(0x04e2, 0x1410), -+ .driver_info = IGNORE_DEVICE, -+ }, -+ {USB_DEVICE(0x04e2, 0x1412), -+ .driver_info = IGNORE_DEVICE, -+ }, -+ {USB_DEVICE(0x04e2, 0x1414), -+ .driver_info = IGNORE_DEVICE, -+ }, -+ - /* control interfaces without any protocol set */ - { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, - USB_CDC_PROTO_NONE) }, |