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From: longli@linuxonhyperv.com
To: "K. Y. Srinivasan" <kys@microsoft.com>,
	Haiyang Zhang <haiyangz@microsoft.com>,
	Stephen Hemminger <sthemmin@microsoft.com>,
	Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Jason Gunthorpe <jgg@ziepe.ca>, Leon Romanovsky <leon@kernel.org>
Cc: linux-hyperv@vger.kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org,
	Long Li <longli@microsoft.com>
Subject: [PATCH 07/12] net: mana: Export Work Queue functions for use by RDMA driver
Date: Tue, 17 May 2022 02:04:31 -0700	[thread overview]
Message-ID: <1652778276-2986-8-git-send-email-longli@linuxonhyperv.com> (raw)
In-Reply-To: <1652778276-2986-1-git-send-email-longli@linuxonhyperv.com>

From: Long Li <longli@microsoft.com>

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.

Signed-off-by: Long Li <longli@microsoft.com>
---
 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 55c4059ac870..9c93d7a403ea 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(mana_gd_send_request);
 
 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 26f14fcb6a61..29e14ad8b930 100644
--- a/drivers/net/ethernet/microsoft/mana/mana.h
+++ b/drivers/net/ethernet/microsoft/mana/mana.h
@@ -568,6 +568,15 @@ struct mana_adev {
 	struct gdma_dev *mdev;
 };
 
+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 dc9fcb99e937..b4af85e81834 100644
--- a/drivers/net/ethernet/microsoft/mana/mana_en.c
+++ b/drivers/net/ethernet/microsoft/mana/mana_en.c
@@ -644,11 +644,11 @@ 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 = {};
@@ -697,9 +697,10 @@ static int mana_create_wq_obj(struct mana_port_context *apc,
 out:
 	return err;
 }
+EXPORT_SYMBOL_GPL(mana_create_wq_obj);
 
-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 = {};
@@ -724,6 +725,7 @@ 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_GPL(mana_destroy_wq_obj);
 
 static void mana_destroy_eq(struct mana_context *ac)
 {
-- 
2.17.1


  parent reply	other threads:[~2022-05-17  9:05 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-17  9:04 [PATCH 00/12] Introduce Microsoft Azure Network Adapter (MANA) RDMA driver longli
2022-05-17  9:04 ` [PATCH 01/12] net: mana: Add support for auxiliary device longli
2022-05-19 18:58   ` kernel test robot
2022-05-17  9:04 ` [PATCH 02/12] net: mana: Record the physical address for doorbell page region longli
2022-05-17  9:04 ` [PATCH 03/12] net: mana: Handle vport sharing between devices longli
2022-05-17 15:19   ` Stephen Hemminger
2022-05-17 23:39     ` Long Li
2022-05-17  9:04 ` [PATCH 04/12] net: mana: Add functions for allocating doorbell page from GDMA longli
2022-05-17  9:04 ` [PATCH 05/12] net: mana: Set the DMA device max page size longli
2022-05-17 14:59   ` Jason Gunthorpe
2022-05-17 19:32     ` Long Li
2022-05-17 19:35       ` Jason Gunthorpe
2022-05-17 20:04         ` Long Li
2022-05-18  0:03           ` Jason Gunthorpe
2022-05-18  5:59             ` [EXTERNAL] " Ajay Sharma
2022-05-18 16:05               ` Jason Gunthorpe
2022-05-18 21:05                 ` Ajay Sharma
2022-05-18 23:11                   ` Jason Gunthorpe
2022-05-19  0:37                     ` Long Li
2022-05-17  9:04 ` [PATCH 06/12] net: mana: Define data structures for protection domain and memory registration longli
2022-05-17  9:04 ` longli [this message]
2022-05-17  9:04 ` [PATCH 08/12] net: mana: Record port number in netdev longli
2022-05-17  9:04 ` [PATCH 09/12] net: mana: Move header files to a common location longli
2022-05-17 15:03   ` Jason Gunthorpe
2022-05-17 19:34     ` Long Li
2022-05-17  9:04 ` [PATCH 10/12] net: mana: Define max values for SGL entries longli
2022-05-17  9:04 ` [PATCH 11/12] net: mana: Define and process GDMA response code GDMA_STATUS_MORE_ENTRIES longli
2022-05-17  9:04 ` [PATCH 12/12] RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter longli
2022-05-17 15:24   ` Jason Gunthorpe
2022-05-19  5:57     ` Long Li
2022-05-19 12:49       ` Jason Gunthorpe
2022-05-19 17:50         ` Long Li
2022-05-17 23:40   ` kernel test robot
2022-05-18  1:14   ` kernel test robot
2022-05-19 21:42   ` kernel test robot

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