mirror of https://gitee.com/openkylin/linux.git
greybus: svc: Add support for the link config operation
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
parent
c6622216ff
commit
784f87614a
drivers/staging/greybus
|
@ -726,6 +726,7 @@ struct gb_spi_transfer_response {
|
|||
#define GB_SVC_TYPE_DME_PEER_SET 0x0a
|
||||
#define GB_SVC_TYPE_ROUTE_CREATE 0x0b
|
||||
#define GB_SVC_TYPE_ROUTE_DESTROY 0x0c
|
||||
#define GB_SVC_TYPE_LINK_CONFIG 0x0d
|
||||
|
||||
/*
|
||||
* SVC version request/response has the same payload as
|
||||
|
@ -806,6 +807,20 @@ struct gb_svc_dme_peer_set_response {
|
|||
__le16 result_code;
|
||||
} __packed;
|
||||
|
||||
#define GB_SVC_LINK_CONFIG_BURST_PWM 0
|
||||
#define GB_SVC_LINK_CONFIG_BURST_HS_A 1
|
||||
#define GB_SVC_LINK_CONFIG_BURST_HS_B 2
|
||||
#define GB_SVC_LINK_CONFIG_FLAG_AUTO_SLEEP (1 << 0)
|
||||
|
||||
struct gb_svc_link_config_request {
|
||||
__u8 intf_id;
|
||||
__u8 burst;
|
||||
__u8 gear;
|
||||
__u8 nlanes;
|
||||
__u8 flags;
|
||||
} __packed;
|
||||
/* link config response has no payload */
|
||||
|
||||
/* Attributes for peer get/set operations */
|
||||
#define DME_ATTR_SELECTOR_INDEX 0
|
||||
#define DME_ATTR_T_TST_SRC_INCREMENT 0x4083
|
||||
|
|
|
@ -270,6 +270,24 @@ static void gb_svc_route_destroy(struct gb_svc *svc, u8 intf1_id, u8 intf2_id)
|
|||
}
|
||||
}
|
||||
|
||||
/* Creates bi-directional routes between the devices */
|
||||
int gb_svc_link_config(struct gb_svc *svc, u8 intf_id,
|
||||
unsigned int burst, unsigned int gear,
|
||||
unsigned int nlanes, unsigned int flags)
|
||||
{
|
||||
struct gb_svc_link_config_request request;
|
||||
|
||||
request.intf_id = intf_id;
|
||||
request.burst = burst;
|
||||
request.gear = gear;
|
||||
request.nlanes = nlanes;
|
||||
request.flags = flags;
|
||||
|
||||
return gb_operation_sync(svc->connection, GB_SVC_TYPE_LINK_CONFIG,
|
||||
&request, sizeof(request), NULL, 0);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(gb_svc_link_config);
|
||||
|
||||
static int gb_svc_version_request(struct gb_operation *op)
|
||||
{
|
||||
struct gb_connection *connection = op->connection;
|
||||
|
|
|
@ -44,6 +44,9 @@ int gb_svc_dme_peer_get(struct gb_svc *svc, u8 intf_id, u16 attr, u16 selector,
|
|||
u32 *value);
|
||||
int gb_svc_dme_peer_set(struct gb_svc *svc, u8 intf_id, u16 attr, u16 selector,
|
||||
u32 value);
|
||||
int gb_svc_link_config(struct gb_svc *svc, u8 intf_id, unsigned int burst,
|
||||
unsigned int gear, unsigned int nlanes,
|
||||
unsigned int flags);
|
||||
|
||||
int gb_svc_protocol_init(void);
|
||||
void gb_svc_protocol_exit(void);
|
||||
|
|
Loading…
Reference in New Issue