For I2C HID devices output currently looks like:

  hid-multitouch ... input,hidraw0: <UNKNOWN> HID v1.00 Mouse ...

Add knowledge about I2C bus to hid_connect() so that it shows "I2C"
correctly instead of "<UNKNOWN>".

Signed-off-by: Mika Westerberg <mika.westerb...@linux.intel.com>
---
 drivers/hid/hid-core.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 70a11ac38119..7f1baba081a1 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1678,6 +1678,9 @@ int hid_connect(struct hid_device *hdev, unsigned int 
connect_mask)
        case BUS_BLUETOOTH:
                bus = "BLUETOOTH";
                break;
+       case BUS_I2C:
+               bus = "I2C";
+               break;
        default:
                bus = "<UNKNOWN>";
        }
-- 
2.5.1

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