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Commit e08aaa49 authored by Perry Hung's avatar Perry Hung Committed by Greg Kroah-Hartman
Browse files

greybus: svc: add route create operation 



Implement the SVC Protocol Route Create Operation.

Tested-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: default avatarPerry Hung <perry@leaflabs.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@google.com>
parent 38e7b48b

drivers/staging/greybus/greybus_protocols.h

+8 −0
Original line number Diff line number Diff line
@@ -563,6 +563,7 @@ struct gb_spi_transfer_response { 
#define GB_SVC_TYPE_INTF_RESET		0x06

#define GB_SVC_TYPE_CONN_CREATE		0x07

#define GB_SVC_TYPE_CONN_DESTROY	0x08

#define GB_SVC_TYPE_ROUTE_CREATE	0x0b



/* SVC version request/response have same payload as gb_protocol_version_response */
@@ -616,6 +617,13 @@ struct gb_svc_conn_destroy_request { 
};

/* connection destroy response has no payload */



struct gb_svc_route_create_request {

	__u8	intf1_id;

	__u8	dev1_id;

	__u8	intf2_id;

	__u8	dev2_id;

};



/* UART */



/* Version of the Greybus UART protocol we support */

drivers/staging/greybus/svc.c

+21 −0
Original line number Diff line number Diff line
@@ -118,6 +118,20 @@ static int connection_destroy_operation(struct gb_svc *svc, 
				 &request, sizeof(request), NULL, 0);

}



static int route_create_operation(struct gb_svc *svc, u8 intf1_id, u8 dev1_id,

				  u8 intf2_id, u8 dev2_id)

{

	struct gb_svc_route_create_request request;



	request.intf1_id = intf1_id;

	request.dev1_id = dev1_id;

	request.intf2_id = intf2_id;

	request.dev2_id = dev2_id;



	return gb_operation_sync(svc->connection, GB_SVC_TYPE_ROUTE_CREATE,

				 &request, sizeof(request), NULL, 0);

}



int gb_svc_intf_device_id(struct gb_svc *svc, u8 intf_id, u8 device_id)

{

	return intf_device_id_operation(svc, intf_id, device_id);
@@ -148,6 +162,13 @@ int gb_svc_connection_destroy(struct gb_svc *svc, 
}

EXPORT_SYMBOL_GPL(gb_svc_connection_destroy);



int gb_svc_route_create(struct gb_svc *svc, u8 intf1_id, u8 dev1_id,

			u8 intf2_id, u8 dev2_id) {

	return route_create_operation(svc, intf1_id, dev1_id,

				      intf2_id, dev2_id);

}

EXPORT_SYMBOL_GPL(gb_svc_route_create);



static int gb_svc_version_request(struct gb_operation *op)

{

	struct gb_connection *connection = op->connection;