X-Git-Url: https://gerrit.fd.io/r/gitweb?p=deb_dpdk.git;a=blobdiff_plain;f=lib%2Flibrte_cryptodev%2Frte_cryptodev_pmd.c;h=b4eeb4481f08a6f8563f2b3f3fd327a6abc6a5bf;hp=a57faadcf325ef39a586d709cc52f99153439b46;hb=055c52583a2794da8ba1e85a48cce3832372b12f;hpb=f239aed5e674965691846e8ce3f187dd47523689

diff --git a/lib/librte_cryptodev/rte_cryptodev_pmd.c b/lib/librte_cryptodev/rte_cryptodev_pmd.c
index a57faadc..b4eeb448 100644
--- a/lib/librte_cryptodev/rte_cryptodev_pmd.c
+++ b/lib/librte_cryptodev/rte_cryptodev_pmd.c
@@ -32,84 +32,48 @@
 
 #include <rte_malloc.h>
 
-#include "rte_cryptodev_vdev.h"
-#include "rte_cryptodev_pci.h"
 #include "rte_cryptodev_pmd.h"
 
 /**
  * Parse name from argument
  */
 static int
-rte_cryptodev_vdev_parse_name_arg(const char *key __rte_unused,
+rte_cryptodev_pmd_parse_name_arg(const char *key __rte_unused,
 		const char *value, void *extra_args)
 {
-	struct rte_crypto_vdev_init_params *params = extra_args;
+	struct rte_cryptodev_pmd_init_params *params = extra_args;
+	int n;
 
-	if (strlen(value) >= RTE_CRYPTODEV_NAME_MAX_LEN - 1) {
-		CDEV_LOG_ERR("Invalid name %s, should be less than "
-				"%u bytes", value,
-				RTE_CRYPTODEV_NAME_MAX_LEN - 1);
-		return -1;
-	}
-
-	strncpy(params->name, value, RTE_CRYPTODEV_NAME_MAX_LEN);
+	n = snprintf(params->name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s", value);
+	if (n >= RTE_CRYPTODEV_NAME_MAX_LEN)
+		return -EINVAL;
 
 	return 0;
 }
 
 /**
- * Parse integer from argument
+ * Parse unsigned integer from argument
  */
 static int
-rte_cryptodev_vdev_parse_integer_arg(const char *key __rte_unused,
+rte_cryptodev_pmd_parse_uint_arg(const char *key __rte_unused,
 		const char *value, void *extra_args)
 {
-	int *i = extra_args;
+	int i;
+	char *end;
+	errno = 0;
 
-	*i = atoi(value);
-	if (*i < 0) {
-		CDEV_LOG_ERR("Argument has to be positive.");
-		return -1;
-	}
+	i = strtol(value, &end, 10);
+	if (*end != 0 || errno != 0 || i < 0)
+		return -EINVAL;
 
+	*((uint32_t *)extra_args) = i;
 	return 0;
 }
 
-struct rte_cryptodev *
-rte_cryptodev_vdev_pmd_init(const char *name, size_t dev_private_size,
-		int socket_id, struct rte_vdev_device *vdev)
-{
-	struct rte_cryptodev *cryptodev;
-
-	/* allocate device structure */
-	cryptodev = rte_cryptodev_pmd_allocate(name, socket_id);
-	if (cryptodev == NULL)
-		return NULL;
-
-	/* allocate private device structure */
-	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
-		cryptodev->data->dev_private =
-				rte_zmalloc_socket("cryptodev device private",
-						dev_private_size,
-						RTE_CACHE_LINE_SIZE,
-						socket_id);
-
-		if (cryptodev->data->dev_private == NULL)
-			rte_panic("Cannot allocate memzone for private device"
-					" data");
-	}
-
-	cryptodev->device = &vdev->device;
-
-	/* initialise user call-back tail queue */
-	TAILQ_INIT(&(cryptodev->link_intr_cbs));
-
-	return cryptodev;
-}
-
 int
-rte_cryptodev_vdev_parse_init_params(struct rte_crypto_vdev_init_params *params,
-		const char *input_args)
+rte_cryptodev_pmd_parse_input_args(
+		struct rte_cryptodev_pmd_init_params *params,
+		const char *args)
 {
 	struct rte_kvargs *kvlist = NULL;
 	int ret = 0;
@@ -117,35 +81,36 @@ rte_cryptodev_vdev_parse_init_params(struct rte_crypto_vdev_init_params *params,
 	if (params == NULL)
 		return -EINVAL;
 
-	if (input_args) {
-		kvlist = rte_kvargs_parse(input_args,
-				cryptodev_vdev_valid_params);
+	if (args) {
+		kvlist = rte_kvargs_parse(args,	cryptodev_pmd_valid_params);
 		if (kvlist == NULL)
-			return -1;
+			return -EINVAL;
 
 		ret = rte_kvargs_process(kvlist,
-					RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
-					&rte_cryptodev_vdev_parse_integer_arg,
-					&params->max_nb_queue_pairs);
+				RTE_CRYPTODEV_PMD_MAX_NB_QP_ARG,
+				&rte_cryptodev_pmd_parse_uint_arg,
+				&params->max_nb_queue_pairs);
 		if (ret < 0)
 			goto free_kvlist;
 
 		ret = rte_kvargs_process(kvlist,
-					RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
-					&rte_cryptodev_vdev_parse_integer_arg,
-					&params->max_nb_sessions);
+				RTE_CRYPTODEV_PMD_MAX_NB_SESS_ARG,
+				&rte_cryptodev_pmd_parse_uint_arg,
+				&params->max_nb_sessions);
 		if (ret < 0)
 			goto free_kvlist;
 
-		ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SOCKET_ID,
-					&rte_cryptodev_vdev_parse_integer_arg,
-					&params->socket_id);
+		ret = rte_kvargs_process(kvlist,
+				RTE_CRYPTODEV_PMD_SOCKET_ID_ARG,
+				&rte_cryptodev_pmd_parse_uint_arg,
+				&params->socket_id);
 		if (ret < 0)
 			goto free_kvlist;
 
-		ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_NAME,
-					&rte_cryptodev_vdev_parse_name_arg,
-					params);
+		ret = rte_kvargs_process(kvlist,
+				RTE_CRYPTODEV_PMD_NAME_ARG,
+				&rte_cryptodev_pmd_parse_name_arg,
+				params);
 		if (ret < 0)
 			goto free_kvlist;
 	}
@@ -155,93 +120,80 @@ free_kvlist:
 	return ret;
 }
 
-int
-rte_cryptodev_pci_generic_probe(struct rte_pci_device *pci_dev,
-			size_t private_data_size,
-			cryptodev_pci_init_t dev_init)
+struct rte_cryptodev *
+rte_cryptodev_pmd_create(const char *name,
+		struct rte_device *device,
+		struct rte_cryptodev_pmd_init_params *params)
 {
 	struct rte_cryptodev *cryptodev;
 
-	char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
+	if (params->name[0] != '\0') {
+		CDEV_LOG_INFO("[%s] User specified device name = %s\n",
+				device->driver->name, params->name);
+		name = params->name;
+	}
 
-	int retval;
+	CDEV_LOG_INFO("[%s] - Creating cryptodev %s\n",
+			device->driver->name, name);
 
-	rte_pci_device_name(&pci_dev->addr, cryptodev_name,
-			sizeof(cryptodev_name));
+	CDEV_LOG_INFO("[%s] - Initialisation parameters - name: %s,"
+			"socket id: %d, max queue pairs: %u, max sessions: %u",
+			device->driver->name, name,
+			params->socket_id, params->max_nb_queue_pairs,
+			params->max_nb_sessions);
 
-	cryptodev = rte_cryptodev_pmd_allocate(cryptodev_name, rte_socket_id());
-	if (cryptodev == NULL)
-		return -ENOMEM;
+	/* allocate device structure */
+	cryptodev = rte_cryptodev_pmd_allocate(name, params->socket_id);
+	if (cryptodev == NULL) {
+		CDEV_LOG_ERR("[%s] Failed to allocate crypto device for %s",
+				device->driver->name, name);
+		return NULL;
+	}
 
+	/* allocate private device structure */
 	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 		cryptodev->data->dev_private =
-				rte_zmalloc_socket(
-						"cryptodev private structure",
-						private_data_size,
+				rte_zmalloc_socket("cryptodev device private",
+						params->private_data_size,
 						RTE_CACHE_LINE_SIZE,
-						rte_socket_id());
+						params->socket_id);
+
+		if (cryptodev->data->dev_private == NULL) {
+			CDEV_LOG_ERR("[%s] Cannot allocate memory for "
+					"cryptodev %s private data",
+					device->driver->name, name);
 
-		if (cryptodev->data->dev_private == NULL)
-			rte_panic("Cannot allocate memzone for private "
-					"device data");
+			rte_cryptodev_pmd_release_device(cryptodev);
+			return NULL;
+		}
 	}
 
-	cryptodev->device = &pci_dev->device;
+	cryptodev->device = device;
 
-	/* init user callbacks */
+	/* initialise user call-back tail queue */
 	TAILQ_INIT(&(cryptodev->link_intr_cbs));
 
-	/* Invoke PMD device initialization function */
-	RTE_FUNC_PTR_OR_ERR_RET(*dev_init, -EINVAL);
-	retval = dev_init(cryptodev);
-	if (retval == 0)
-		return 0;
-
-	CDEV_LOG_ERR("driver %s: crypto_dev_init(vendor_id=0x%x device_id=0x%x)"
-			" failed", pci_dev->device.driver->name,
-			(unsigned int) pci_dev->id.vendor_id,
-			(unsigned int) pci_dev->id.device_id);
-
-	if (rte_eal_process_type() == RTE_PROC_PRIMARY)
-		rte_free(cryptodev->data->dev_private);
-
-	/* free crypto device */
-	rte_cryptodev_pmd_release_device(cryptodev);
-
-	return -ENXIO;
+	return cryptodev;
 }
 
 int
-rte_cryptodev_pci_generic_remove(struct rte_pci_device *pci_dev,
-		cryptodev_pci_uninit_t dev_uninit)
+rte_cryptodev_pmd_destroy(struct rte_cryptodev *cryptodev)
 {
-	struct rte_cryptodev *cryptodev;
-	char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
-	int ret;
-
-	if (pci_dev == NULL)
-		return -EINVAL;
-
-	rte_pci_device_name(&pci_dev->addr, cryptodev_name,
-			sizeof(cryptodev_name));
-
-	cryptodev = rte_cryptodev_pmd_get_named_dev(cryptodev_name);
-	if (cryptodev == NULL)
-		return -ENODEV;
+	int retval;
 
-	/* Invoke PMD device uninit function */
-	if (dev_uninit) {
-		ret = dev_uninit(cryptodev);
-		if (ret)
-			return ret;
-	}
+	CDEV_LOG_INFO("[%s] Closing crypto device %s",
+			cryptodev->device->driver->name,
+			cryptodev->device->name);
 
 	/* free crypto device */
-	rte_cryptodev_pmd_release_device(cryptodev);
+	retval = rte_cryptodev_pmd_release_device(cryptodev);
+	if (retval)
+		return retval;
 
 	if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 		rte_free(cryptodev->data->dev_private);
 
+
 	cryptodev->device = NULL;
 	cryptodev->data = NULL;