Commit 4c0ff7a1 authored by Long Li's avatar Long Li Committed by Leon Romanovsky
Browse files

net: mana: Export Work Queue functions for use by RDMA driver 



RDMA device may need to create Ethernet device queues for use by Queue
Pair type RAW. This allows a user-mode context accesses Ethernet hardware
queues. Export the supporting functions for use by the RDMA driver.

Reviewed-by: default avatarDexuan Cui <decui@microsoft.com>
Signed-off-by: default avatarLong Li <longli@microsoft.com>
Link: https://lore.kernel.org/r/1667502990-2559-6-git-send-email-longli@linuxonhyperv.com


Acked-by: default avatarHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: default avatarLeon Romanovsky <leonro@nvidia.com>
parent 6fe25416

drivers/net/ethernet/microsoft/mana/gdma_main.c

+1 −0
Original line number Diff line number Diff line
@@ -152,6 +152,7 @@ int mana_gd_send_request(struct gdma_context *gc, u32 req_len, const void *req, 


	return mana_hwc_send_request(hwc, req_len, req, resp_len, resp);

}

EXPORT_SYMBOL_NS(mana_gd_send_request, NET_MANA);



int mana_gd_alloc_memory(struct gdma_context *gc, unsigned int length,

			 struct gdma_mem_info *gmi)

drivers/net/ethernet/microsoft/mana/mana.h

+9 −0
Original line number Diff line number Diff line
@@ -635,6 +635,15 @@ struct mana_tx_package { 
	struct gdma_posted_wqe_info wqe_info;

};



int mana_create_wq_obj(struct mana_port_context *apc,

		       mana_handle_t vport,

		       u32 wq_type, struct mana_obj_spec *wq_spec,

		       struct mana_obj_spec *cq_spec,

		       mana_handle_t *wq_obj);



void mana_destroy_wq_obj(struct mana_port_context *apc, u32 wq_type,

			 mana_handle_t wq_obj);



int mana_cfg_vport(struct mana_port_context *apc, u32 protection_dom_id,

		   u32 doorbell_pg_id);

void mana_uncfg_vport(struct mana_port_context *apc);

drivers/net/ethernet/microsoft/mana/mana_en.c

+9 −7
Original line number Diff line number Diff line
@@ -792,7 +792,7 @@ static int mana_cfg_vport_steering(struct mana_port_context *apc, 
	return err;

}



static int mana_create_wq_obj(struct mana_port_context *apc,

int mana_create_wq_obj(struct mana_port_context *apc,

		       mana_handle_t vport,

		       u32 wq_type, struct mana_obj_spec *wq_spec,

		       struct mana_obj_spec *cq_spec,
@@ -845,8 +845,9 @@ static int mana_create_wq_obj(struct mana_port_context *apc, 
out:

	return err;

}

EXPORT_SYMBOL_NS(mana_create_wq_obj, NET_MANA);



static void mana_destroy_wq_obj(struct mana_port_context *apc, u32 wq_type,

void mana_destroy_wq_obj(struct mana_port_context *apc, u32 wq_type,

			 mana_handle_t wq_obj)

{

	struct mana_destroy_wqobj_resp resp = {};
@@ -872,6 +873,7 @@ static void mana_destroy_wq_obj(struct mana_port_context *apc, u32 wq_type, 
		netdev_err(ndev, "Failed to destroy WQ object: %d, 0x%x\n", err,

			   resp.hdr.status);

}

EXPORT_SYMBOL_NS(mana_destroy_wq_obj, NET_MANA);



static void mana_destroy_eq(struct mana_context *ac)

{