usb: musb: core: Handle Babble condition only in HOST mode

BABBLE and RESET share the same interrupt. The interrupt
is considered to be RESET if MUSB is in peripheral mode and
as a BABBLE if MUSB is in HOST mode.

Handle babble condition iff MUSB is in HOST mode.

Signed-off-by: George Cherian <george.cherian@ti.com>
Tested-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 3c6043c1b8ac4696d3317f231f452bbe81b23c86..0ad9551ffad11a727801f1e16afdc9e966e485cb 100644 (file)
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -849,7 +849,7 @@ b_host:
        }
 
        /* handle babble condition */
-       if (int_usb & MUSB_INTR_BABBLE)
+       if (int_usb & MUSB_INTR_BABBLE && is_host_active(musb))
                schedule_work(&musb->recover_work);
 
 #if 0