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Commit 1c3aead1 authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
Browse files

greybus: control: implement mode-switch operation 



Implement the unidirectional mode-switch operation.

This operation will be used in the implementation of the new generic
mode-switch functionality.

Signed-off-by: default avatarJohan Hovold <johan@hovoldconsulting.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@google.com>
parent 5fdc027d

drivers/staging/greybus/control.c

+7 −0
Original line number Diff line number Diff line
@@ -149,6 +149,13 @@ int gb_control_disconnected_operation(struct gb_control *control, u16 cport_id) 
				 sizeof(request), NULL, 0);

}



int gb_control_mode_switch_operation(struct gb_control *control)

{

	return gb_operation_unidirectional(control->connection,

						GB_CONTROL_TYPE_MODE_SWITCH,

						NULL, 0);

}



int gb_control_get_interface_version_operation(struct gb_interface *intf)

{

	struct gb_control_interface_version_response response;

drivers/staging/greybus/control.h

+1 −0
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ void gb_control_put(struct gb_control *control); 
int gb_control_get_bundle_versions(struct gb_control *control);

int gb_control_connected_operation(struct gb_control *control, u16 cport_id);

int gb_control_disconnected_operation(struct gb_control *control, u16 cport_id);

int gb_control_mode_switch_operation(struct gb_control *control);

int gb_control_get_manifest_size_operation(struct gb_interface *intf);

int gb_control_get_manifest_operation(struct gb_interface *intf, void *manifest,

				      size_t size);

drivers/staging/greybus/greybus_protocols.h

+1 −0
Original line number Diff line number Diff line
@@ -123,6 +123,7 @@ struct gb_protocol_version_response { 
#define GB_CONTROL_TYPE_TIMESYNC_AUTHORITATIVE	0x09

#define GB_CONTROL_TYPE_INTERFACE_VERSION	0x0a

#define GB_CONTROL_TYPE_BUNDLE_VERSION		0x0b

#define GB_CONTROL_TYPE_MODE_SWITCH		0x0e



struct gb_control_version_request {

	__u8	major;