crypto/cnxk: add security context skeleton

[dpdk.git] / drivers / crypto / cnxk / cn10k_cryptodev.c

diff --git a/drivers/crypto/cnxk/cn10k_cryptodev.c b/drivers/crypto/cnxk/cn10k_cryptodev.c
index 4d2140c..ffe654c 100644 (file)
--- a/drivers/crypto/cnxk/cn10k_cryptodev.c
+++ b/drivers/crypto/cnxk/cn10k_cryptodev.c
@@ -11,6 +11,11 @@
 #include <rte_pci.h>
 
 #include "cn10k_cryptodev.h"
+#include "cn10k_cryptodev_ops.h"
+#include "cnxk_cryptodev.h"
+#include "cnxk_cryptodev_capabilities.h"
+#include "cnxk_cryptodev_sec.h"
+
 #include "roc_api.h"
 
 uint8_t cn10k_cryptodev_driver_id;
@@ -26,11 +31,125 @@ static struct rte_pci_id pci_id_cpt_table[] = {
        },
 };
 
+static int
+cn10k_cpt_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
+                   struct rte_pci_device *pci_dev)
+{
+       struct rte_cryptodev_pmd_init_params init_params = {
+               .name = "",
+               .socket_id = rte_socket_id(),
+               .private_data_size = sizeof(struct cnxk_cpt_vf)
+       };
+       char name[RTE_CRYPTODEV_NAME_MAX_LEN];
+       struct rte_cryptodev *dev;
+       struct roc_cpt *roc_cpt;
+       struct cnxk_cpt_vf *vf;
+       int rc;
+
+       rc = roc_plt_init();
+       if (rc < 0) {
+               plt_err("Failed to initialize platform model");
+               return rc;
+       }
+
+       rte_pci_device_name(&pci_dev->addr, name, sizeof(name));
+
+       dev = rte_cryptodev_pmd_create(name, &pci_dev->device, &init_params);
+       if (dev == NULL) {
+               rc = -ENODEV;
+               goto exit;
+       }
+
+       /* Get private data space allocated */
+       vf = dev->data->dev_private;
+
+       roc_cpt = &vf->cpt;
+
+       if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+               roc_cpt->pci_dev = pci_dev;
+               rc = roc_cpt_dev_init(roc_cpt);
+               if (rc) {
+                       plt_err("Failed to initialize roc cpt rc=%d", rc);
+                       goto pmd_destroy;
+               }
+
+               rc = cnxk_cpt_eng_grp_add(roc_cpt);
+               if (rc) {
+                       plt_err("Failed to add engine group rc=%d", rc);
+                       goto dev_fini;
+               }
+
+               /* Create security context */
+               rc = cnxk_crypto_sec_ctx_create(dev);
+               if (rc)
+                       goto dev_fini;
+       }
+
+       cnxk_cpt_caps_populate(vf);
+
+       dev->dev_ops = &cn10k_cpt_ops;
+       dev->driver_id = cn10k_cryptodev_driver_id;
+
+       dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
+                            RTE_CRYPTODEV_FF_HW_ACCELERATED |
+                            RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
+                            RTE_CRYPTODEV_FF_IN_PLACE_SGL |
+                            RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |
+                            RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT |
+                            RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT |
+                            RTE_CRYPTODEV_FF_SYM_SESSIONLESS |
+                            RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED;
+
+       cn10k_cpt_set_enqdeq_fns(dev);
+
+       return 0;
+
+dev_fini:
+       if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+               roc_cpt_dev_fini(roc_cpt);
+pmd_destroy:
+       rte_cryptodev_pmd_destroy(dev);
+exit:
+       plt_err("Could not create device (vendor_id: 0x%x device_id: 0x%x)",
+               pci_dev->id.vendor_id, pci_dev->id.device_id);
+       return rc;
+}
+
+static int
+cn10k_cpt_pci_remove(struct rte_pci_device *pci_dev)
+{
+       char name[RTE_CRYPTODEV_NAME_MAX_LEN];
+       struct rte_cryptodev *dev;
+       struct cnxk_cpt_vf *vf;
+       int ret;
+
+       if (pci_dev == NULL)
+               return -EINVAL;
+
+       rte_pci_device_name(&pci_dev->addr, name, sizeof(name));
+
+       dev = rte_cryptodev_pmd_get_named_dev(name);
+       if (dev == NULL)
+               return -ENODEV;
+
+       /* Destroy security context */
+       cnxk_crypto_sec_ctx_destroy(dev);
+
+       if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+               vf = dev->data->dev_private;
+               ret = roc_cpt_dev_fini(&vf->cpt);
+               if (ret)
+                       return ret;
+       }
+
+       return rte_cryptodev_pmd_destroy(dev);
+}
+
 static struct rte_pci_driver cn10k_cryptodev_pmd = {
        .id_table = pci_id_cpt_table,
        .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_NEED_IOVA_AS_VA,
-       .probe = NULL,
-       .remove = NULL,
+       .probe = cn10k_cpt_pci_probe,
+       .remove = cn10k_cpt_pci_remove,
 };
 
 static struct cryptodev_driver cn10k_cryptodev_drv;