From: Badhri Jagan Sridharan Date: Thu, 3 Dec 2020 03:19:08 +0000 (-0800) Subject: usb: typec: tcpm: Clear send_discover in tcpm_check_send_discover X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=3bac42f02d41dd85da7afb9ffc3f4539fad20cc5;p=linux.git usb: typec: tcpm: Clear send_discover in tcpm_check_send_discover tcpm_check_send_discover does not clear the send_discover flag when any of the following conditions are not met. 1. data_role is TYPEC_HOST 2. link is pd_capable Discovery indentity would anyways not be attempted during the current session anymore when the above conditions are not met. Hence clear the send_discover flag here to prevent tcpm_enable_frs_work from rescheduling indefinetly. Reviewed-by: Guenter Roeck Acked-by: Heikki Krogerus Signed-off-by: Badhri Jagan Sridharan Link: https://lore.kernel.org/r/20201203031908.1491542-1-badhri@google.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index c73bc3a8356af..1c64b831bbb53 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -3035,10 +3035,9 @@ static inline enum tcpm_state unattached_state(struct tcpm_port *port) static void tcpm_check_send_discover(struct tcpm_port *port) { if (port->data_role == TYPEC_HOST && port->send_discover && - port->pd_capable) { + port->pd_capable) tcpm_send_vdm(port, USB_SID_PD, CMD_DISCOVER_IDENT, NULL, 0); - port->send_discover = false; - } + port->send_discover = false; } static void tcpm_swap_complete(struct tcpm_port *port, int result)