RDMA/irdma: Add irdma Kconfig/Makefile and remove i40iw

Add Kconfig and Makefile to build irdma driver.

Remove i40iw driver and add an alias in irdma.

Remove legacy exported symbols i40e_register_client
and i40e_unregister_client from i40e as they are no
longer used.

irdma is the replacement driver that supports X722.

Link: https://lore.kernel.org/r/20210602205138.889-16-shiraz.saleem@intel.com
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

1 files changed, 0 insertions, 149 deletions

diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c
index e07ed065d3a4..ea2bb0140a6e 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_client.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_client.c
@@ -8,8 +8,6 @@
 #include "i40e.h"
 #include "i40e_prototype.h"
 
-static const char i40e_client_interface_version_str[] = I40E_CLIENT_VERSION_STR;
-static struct i40e_client *registered_client;
 static LIST_HEAD(i40e_devices);
 static DEFINE_MUTEX(i40e_device_mutex);
 DEFINE_IDA(i40e_client_ida);
@@ -367,7 +365,6 @@ static void i40e_client_add_instance(struct i40e_pf *pf)
 	else
 		dev_err(&pf->pdev->dev, "MAC address list is empty!\n");
 
-	cdev->client = registered_client;
 	pf->cinst = cdev;
 
 	cdev->lan_info.msix_count = pf->num_iwarp_msix;
@@ -526,69 +523,6 @@ int i40e_lan_del_device(struct i40e_pf *pf)
 }
 
 /**
- * i40e_client_release - release client specific resources
- * @client: pointer to the registered client
- *
- **/
-static void i40e_client_release(struct i40e_client *client)
-{
-	struct i40e_client_instance *cdev;
-	struct i40e_device *ldev;
-	struct i40e_pf *pf;
-
-	mutex_lock(&i40e_device_mutex);
-	list_for_each_entry(ldev, &i40e_devices, list) {
-		pf = ldev->pf;
-		cdev = pf->cinst;
-		if (!cdev)
-			continue;
-
-		while (test_and_set_bit(__I40E_SERVICE_SCHED,
-					pf->state))
-			usleep_range(500, 1000);
-
-		if (test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) {
-			if (client->ops && client->ops->close)
-				client->ops->close(&cdev->lan_info, client,
-						   false);
-			i40e_client_release_qvlist(&cdev->lan_info);
-			clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state);
-
-			dev_warn(&pf->pdev->dev,
-				 "Client %s instance for PF id %d closed\n",
-				 client->name, pf->hw.pf_id);
-		}
-		/* delete the client instance */
-		i40e_client_del_instance(pf);
-		dev_info(&pf->pdev->dev, "Deleted client instance of Client %s\n",
-			 client->name);
-		clear_bit(__I40E_SERVICE_SCHED, pf->state);
-	}
-	mutex_unlock(&i40e_device_mutex);
-}
-
-/**
- * i40e_client_prepare - prepare client specific resources
- * @client: pointer to the registered client
- *
- **/
-static void i40e_client_prepare(struct i40e_client *client)
-{
-	struct i40e_device *ldev;
-	struct i40e_pf *pf;
-
-	mutex_lock(&i40e_device_mutex);
-	list_for_each_entry(ldev, &i40e_devices, list) {
-		pf = ldev->pf;
-		i40e_client_add_instance(pf);
-		/* Start the client subtask */
-		set_bit(__I40E_CLIENT_SERVICE_REQUESTED, pf->state);
-		i40e_service_event_schedule(pf);
-	}
-	mutex_unlock(&i40e_device_mutex);
-}
-
-/**
  * i40e_client_virtchnl_send - TBD
  * @ldev: pointer to L2 context
  * @client: Client pointer
@@ -817,86 +751,3 @@ void i40e_client_device_unregister(struct i40e_info *ldev)
 	clear_bit(__I40E_SERVICE_SCHED, pf->state);
 }
 EXPORT_SYMBOL_GPL(i40e_client_device_unregister);
-
-/* Retain these legacy global registration/unregistration calls till i40iw is
- * removed from the kernel. The irdma unified driver does not use these
- * exported symbols.
- */
-/**
- * i40e_register_client - Register a i40e client driver with the L2 driver
- * @client: pointer to the i40e_client struct
- *
- * Returns 0 on success or non-0 on error
- **/
-int i40e_register_client(struct i40e_client *client)
-{
-	int ret = 0;
-
-	if (!client) {
-		ret = -EIO;
-		goto out;
-	}
-
-	if (strlen(client->name) == 0) {
-		pr_info("i40e: Failed to register client with no name\n");
-		ret = -EIO;
-		goto out;
-	}
-
-	if (registered_client) {
-		pr_info("i40e: Client %s has already been registered!\n",
-			client->name);
-		ret = -EEXIST;
-		goto out;
-	}
-
-	if ((client->version.major != I40E_CLIENT_VERSION_MAJOR) ||
-	    (client->version.minor != I40E_CLIENT_VERSION_MINOR)) {
-		pr_info("i40e: Failed to register client %s due to mismatched client interface version\n",
-			client->name);
-		pr_info("Client is using version: %02d.%02d.%02d while LAN driver supports %s\n",
-			client->version.major, client->version.minor,
-			client->version.build,
-			i40e_client_interface_version_str);
-		ret = -EIO;
-		goto out;
-	}
-
-	registered_client = client;
-
-	i40e_client_prepare(client);
-
-	pr_info("i40e: Registered client %s\n", client->name);
-out:
-	return ret;
-}
-EXPORT_SYMBOL(i40e_register_client);
-
-/**
- * i40e_unregister_client - Unregister a i40e client driver with the L2 driver
- * @client: pointer to the i40e_client struct
- *
- * Returns 0 on success or non-0 on error
- **/
-int i40e_unregister_client(struct i40e_client *client)
-{
-	int ret = 0;
-
-	if (registered_client != client) {
-		pr_info("i40e: Client %s has not been registered\n",
-			client->name);
-		ret = -ENODEV;
-		goto out;
-	}
-	registered_client = NULL;
-	/* When a unregister request comes through we would have to send
-	 * a close for each of the client instances that were opened.
-	 * client_release function is called to handle this.
-	 */
-	i40e_client_release(client);
-
-	pr_info("i40e: Unregistered client %s\n", client->name);
-out:
-	return ret;
-}
-EXPORT_SYMBOL(i40e_unregister_client);