Commit 6d1b3eb5 authored by Yevhen Orlov's avatar Yevhen Orlov Committed by David S. Miller
Browse files

net: marvell: prestera: add virtual router ABI 



Add functions and structures to allocate virtual router.
prestera_hw_vr_create() return index of allocated VR so that we can move
forward and also add another objects (e.g. router interface),
which has link to VR.

Co-developed-by: default avatarTaras Chornyi <tchornyi@marvell.com>
Signed-off-by: default avatarTaras Chornyi <tchornyi@marvell.com>
Co-developed-by: default avatarOleksandr Mazur <oleksandr.mazur@plvision.eu>
Signed-off-by: default avatarOleksandr Mazur <oleksandr.mazur@plvision.eu>
Signed-off-by: default avatarYevhen Orlov <yevhen.orlov@plvision.eu>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 47869e82

drivers/net/ethernet/marvell/prestera/prestera_hw.c

+42 −0
Original line number Diff line number Diff line
@@ -53,6 +53,9 @@ enum prestera_cmd_type_t { 
	PRESTERA_CMD_TYPE_VTCAM_IFACE_BIND = 0x560,

	PRESTERA_CMD_TYPE_VTCAM_IFACE_UNBIND = 0x561,



	PRESTERA_CMD_TYPE_ROUTER_VR_CREATE = 0x630,

	PRESTERA_CMD_TYPE_ROUTER_VR_DELETE = 0x631,



	PRESTERA_CMD_TYPE_RXTX_INIT = 0x800,



	PRESTERA_CMD_TYPE_LAG_MEMBER_ADD = 0x900,
@@ -480,6 +483,18 @@ struct prestera_msg_rxtx_resp { 
	__le32 map_addr;

};



struct prestera_msg_vr_req {

	struct prestera_msg_cmd cmd;

	__le16 vr_id;

	u8 __pad[2];

};



struct prestera_msg_vr_resp {

	struct prestera_msg_ret ret;

	__le16 vr_id;

	u8 __pad[2];

};



struct prestera_msg_lag_req {

	struct prestera_msg_cmd cmd;

	__le32 port;
@@ -549,6 +564,7 @@ static void prestera_hw_build_tests(void) 
	BUILD_BUG_ON(sizeof(struct prestera_msg_acl_action) != 32);

	BUILD_BUG_ON(sizeof(struct prestera_msg_counter_req) != 16);

	BUILD_BUG_ON(sizeof(struct prestera_msg_counter_stats) != 16);

	BUILD_BUG_ON(sizeof(struct prestera_msg_vr_req) != 8);



	/* check responses */

	BUILD_BUG_ON(sizeof(struct prestera_msg_common_resp) != 8);
@@ -561,6 +577,7 @@ static void prestera_hw_build_tests(void) 
	BUILD_BUG_ON(sizeof(struct prestera_msg_rxtx_resp) != 12);

	BUILD_BUG_ON(sizeof(struct prestera_msg_vtcam_resp) != 16);

	BUILD_BUG_ON(sizeof(struct prestera_msg_counter_resp) != 24);

	BUILD_BUG_ON(sizeof(struct prestera_msg_vr_resp) != 12);



	/* check events */

	BUILD_BUG_ON(sizeof(struct prestera_msg_event_port) != 20);
@@ -1752,6 +1769,31 @@ int prestera_hw_bridge_port_delete(struct prestera_port *port, u16 bridge_id) 
			    &req.cmd, sizeof(req));

}



int prestera_hw_vr_create(struct prestera_switch *sw, u16 *vr_id)

{

	int err;

	struct prestera_msg_vr_resp resp;

	struct prestera_msg_vr_req req;



	err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_ROUTER_VR_CREATE,

			       &req.cmd, sizeof(req), &resp.ret, sizeof(resp));

	if (err)

		return err;



	*vr_id = __le16_to_cpu(resp.vr_id);

	return err;

}



int prestera_hw_vr_delete(struct prestera_switch *sw, u16 vr_id)

{

	struct prestera_msg_vr_req req = {

		.vr_id = __cpu_to_le16(vr_id),

	};



	return prestera_cmd(sw, PRESTERA_CMD_TYPE_ROUTER_VR_DELETE, &req.cmd,

			    sizeof(req));

}



int prestera_hw_rxtx_init(struct prestera_switch *sw,

			  struct prestera_rxtx_params *params)

{

drivers/net/ethernet/marvell/prestera/prestera_hw.h

+4 −0
Original line number Diff line number Diff line
@@ -238,6 +238,10 @@ int prestera_hw_span_bind(const struct prestera_port *port, u8 span_id); 
int prestera_hw_span_unbind(const struct prestera_port *port);

int prestera_hw_span_release(struct prestera_switch *sw, u8 span_id);



/* Virtual Router API */

int prestera_hw_vr_create(struct prestera_switch *sw, u16 *vr_id);

int prestera_hw_vr_delete(struct prestera_switch *sw, u16 vr_id);



/* Event handlers */

int prestera_hw_event_handler_register(struct prestera_switch *sw,

				       enum prestera_event_type type,