[Patch v5 06/12] net: mana: Export Work Queue functions for use by RDMA driver
From: longli
Date: Tue Aug 30 2022 - 20:35:31 EST
From: Long Li <longli@xxxxxxxxxxxxx>
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: Dexuan Cui <decui@xxxxxxxxxxxxx>
Signed-off-by: Long Li <longli@xxxxxxxxxxxxx>
---
Change log:
v3: format/coding style changes
v5: remove unused defintions, use EXPORT_SYMBOL_NS, rearrange some defintions to a later patch in the series
drivers/net/ethernet/microsoft/mana/gdma_main.c | 1 +
drivers/net/ethernet/microsoft/mana/mana.h | 9 +++++++++
drivers/net/ethernet/microsoft/mana/mana_en.c | 16 +++++++++-------
3 files changed, 19 insertions(+), 7 deletions(-)
diff --git a/drivers/net/ethernet/microsoft/mana/gdma_main.c b/drivers/net/ethernet/microsoft/mana/gdma_main.c
index 9a1885e47766..2bd9bf624eb3 100644
--- a/drivers/net/ethernet/microsoft/mana/gdma_main.c
+++ b/drivers/net/ethernet/microsoft/mana/gdma_main.c
@@ -125,6 +125,7 @@ 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)
diff --git a/drivers/net/ethernet/microsoft/mana/mana.h b/drivers/net/ethernet/microsoft/mana/mana.h
index 2643036ee3e0..f0902f83045f 100644
--- a/drivers/net/ethernet/microsoft/mana/mana.h
+++ b/drivers/net/ethernet/microsoft/mana/mana.h
@@ -565,6 +565,15 @@ 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);
diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c
index f0bd0efd0b6a..4c771ce59108 100644
--- a/drivers/net/ethernet/microsoft/mana/mana_en.c
+++ b/drivers/net/ethernet/microsoft/mana/mana_en.c
@@ -677,11 +677,11 @@ static int mana_cfg_vport_steering(struct mana_port_context *apc,
return err;
}
-static 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)
+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)
{
struct mana_create_wqobj_resp resp = {};
struct mana_create_wqobj_req req = {};
@@ -730,9 +730,10 @@ 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,
- mana_handle_t wq_obj)
+void mana_destroy_wq_obj(struct mana_port_context *apc, u32 wq_type,
+ mana_handle_t wq_obj)
{
struct mana_destroy_wqobj_resp resp = {};
struct mana_destroy_wqobj_req req = {};
@@ -757,6 +758,7 @@ 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)
{
--
2.17.1