When a function is added to a configuration with usb_add_function(), the configuration speed flags are updated. These flags indicate for which speeds the configuration is valid for.
This patch adds a flag in the configuration for SuperSpeedPlus and also updates this based on the existence of ssp_descriptors. Signed-off-by: John Youn <johny...@synopsys.com> --- drivers/usb/gadget/composite.c | 2 ++ drivers/usb/gadget/configfs.c | 1 + include/linux/usb/composite.h | 1 + 3 files changed, 4 insertions(+) diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 11d2433..560330f 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -237,6 +237,8 @@ int usb_add_function(struct usb_configuration *config, config->highspeed = true; if (!config->superspeed && function->ss_descriptors) config->superspeed = true; + if (!config->superspeed_plus && function->ssp_descriptors) + config->superspeed_plus = true; done: if (value) diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c index 590c449..c6cc15e 100644 --- a/drivers/usb/gadget/configfs.c +++ b/drivers/usb/gadget/configfs.c @@ -1229,6 +1229,7 @@ static void purge_configs_funcs(struct gadget_info *gi) } c->next_interface_id = 0; memset(c->interface, 0, sizeof(c->interface)); + c->superspeed_plus = 0; c->superspeed = 0; c->highspeed = 0; c->fullspeed = 0; diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index 9ff1e46..2b81b24 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -322,6 +322,7 @@ struct usb_configuration { unsigned superspeed:1; unsigned highspeed:1; unsigned fullspeed:1; + unsigned superspeed_plus:1; struct usb_function *interface[MAX_CONFIG_INTERFACES]; }; -- 2.6.3 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html