net/bnxt: add shadow and search capability to TCAM
[dpdk.git] / drivers / net / bnxt / tf_core / tf_core.c
index 45accb0..ca3280b 100644 (file)
@@ -11,6 +11,7 @@
 #include "tf_tbl.h"
 #include "tf_em.h"
 #include "tf_rm.h"
+#include "tf_global_cfg.h"
 #include "tf_msg.h"
 #include "tfp.h"
 #include "bitalloc.h"
@@ -48,9 +49,22 @@ tf_open_session(struct tf *tfp,
                    &slot,
                    &device);
        if (rc != 4) {
-               TFP_DRV_LOG(ERR,
+               /* PCI Domain not provided (optional in DPDK), thus we
+                * force domain to 0 and recheck.
+                */
+               domain = 0;
+
+               /* Check parsing of bus/slot/device */
+               rc = sscanf(parms->ctrl_chan_name,
+                           "%x:%x.%d",
+                           &bus,
+                           &slot,
+                           &device);
+               if (rc != 3) {
+                       TFP_DRV_LOG(ERR,
                            "Failed to scan device ctrl_chan_name\n");
-               return -EINVAL;
+                       return -EINVAL;
+               }
        }
 
        parms->session_id.internal.domain = domain;
@@ -58,21 +72,20 @@ tf_open_session(struct tf *tfp,
        parms->session_id.internal.device = device;
        oparms.open_cfg = parms;
 
+       /* Session vs session client is decided in
+        * tf_session_open_session()
+        */
+       printf("TF_OPEN, %s\n", parms->ctrl_chan_name);
        rc = tf_session_open_session(tfp, &oparms);
        /* Logging handled by tf_session_open_session */
        if (rc)
                return rc;
 
        TFP_DRV_LOG(INFO,
-                   "Session created, session_id:%d\n",
-                   parms->session_id.id);
-
-       TFP_DRV_LOG(INFO,
-                   "domain:%d, bus:%d, device:%d, fw_session_id:%d\n",
+                   "domain:%d, bus:%d, device:%d\n",
                    parms->session_id.internal.domain,
                    parms->session_id.internal.bus,
-                   parms->session_id.internal.device,
-                   parms->session_id.internal.fw_session_id);
+                   parms->session_id.internal.device);
 
        return 0;
 }
@@ -152,6 +165,9 @@ tf_close_session(struct tf *tfp)
 
        cparms.ref_count = &ref_count;
        cparms.session_id = &session_id;
+       /* Session vs session client is decided in
+        * tf_session_close_session()
+        */
        rc = tf_session_close_session(tfp,
                                      &cparms);
        /* Logging handled by tf_session_close_session */
@@ -159,16 +175,10 @@ tf_close_session(struct tf *tfp)
                return rc;
 
        TFP_DRV_LOG(INFO,
-                   "Closed session, session_id:%d, ref_count:%d\n",
-                   cparms.session_id->id,
-                   *cparms.ref_count);
-
-       TFP_DRV_LOG(INFO,
-                   "domain:%d, bus:%d, device:%d, fw_session_id:%d\n",
+                   "domain:%d, bus:%d, device:%d\n",
                    cparms.session_id->internal.domain,
                    cparms.session_id->internal.bus,
-                   cparms.session_id->internal.device,
-                   cparms.session_id->internal.fw_session_id);
+                   cparms.session_id->internal.device);
 
        return rc;
 }
@@ -281,6 +291,142 @@ int tf_delete_em_entry(struct tf *tfp,
        return rc;
 }
 
+/** Get global configuration API
+ *
+ *    returns:
+ *    0       - Success
+ *    -EINVAL - Error
+ */
+int tf_get_global_cfg(struct tf *tfp,
+                     struct tf_global_cfg_parms *parms)
+{
+       int rc = 0;
+       struct tf_session *tfs;
+       struct tf_dev_info *dev;
+       struct tf_dev_global_cfg_parms gparms = { 0 };
+
+       TF_CHECK_PARMS2(tfp, parms);
+
+       /* Retrieve the session information */
+       rc = tf_session_get_session(tfp, &tfs);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup session, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       /* Retrieve the device information */
+       rc = tf_session_get_device(tfs, &dev);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup device, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       if (parms->config == NULL ||
+          parms->config_sz_in_bytes == 0) {
+               TFP_DRV_LOG(ERR, "Invalid Argument(s)\n");
+               return -EINVAL;
+       }
+
+       if (dev->ops->tf_dev_get_global_cfg == NULL) {
+               rc = -EOPNOTSUPP;
+               TFP_DRV_LOG(ERR,
+                           "%s: Operation not supported, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return -EOPNOTSUPP;
+       }
+
+       gparms.dir = parms->dir;
+       gparms.type = parms->type;
+       gparms.offset = parms->offset;
+       gparms.config = parms->config;
+       gparms.config_sz_in_bytes = parms->config_sz_in_bytes;
+       rc = dev->ops->tf_dev_get_global_cfg(tfp, &gparms);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Global Cfg get failed, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       return rc;
+}
+
+/** Set global configuration API
+ *
+ *    returns:
+ *    0       - Success
+ *    -EINVAL - Error
+ */
+int tf_set_global_cfg(struct tf *tfp,
+                     struct tf_global_cfg_parms *parms)
+{
+       int rc = 0;
+       struct tf_session *tfs;
+       struct tf_dev_info *dev;
+       struct tf_dev_global_cfg_parms gparms = { 0 };
+
+       TF_CHECK_PARMS2(tfp, parms);
+
+       /* Retrieve the session information */
+       rc = tf_session_get_session(tfp, &tfs);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup session, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       /* Retrieve the device information */
+       rc = tf_session_get_device(tfs, &dev);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup device, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       if (parms->config == NULL ||
+          parms->config_sz_in_bytes == 0) {
+               TFP_DRV_LOG(ERR, "Invalid Argument(s)\n");
+               return -EINVAL;
+       }
+
+       if (dev->ops->tf_dev_set_global_cfg == NULL) {
+               rc = -EOPNOTSUPP;
+               TFP_DRV_LOG(ERR,
+                           "%s: Operation not supported, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return -EOPNOTSUPP;
+       }
+
+       gparms.dir = parms->dir;
+       gparms.type = parms->type;
+       gparms.offset = parms->offset;
+       gparms.config = parms->config;
+       gparms.config_sz_in_bytes = parms->config_sz_in_bytes;
+       rc = dev->ops->tf_dev_set_global_cfg(tfp, &gparms);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Global Cfg set failed, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       return rc;
+}
+
 int
 tf_alloc_identifier(struct tf *tfp,
                    struct tf_alloc_identifier_parms *parms)
@@ -388,6 +534,7 @@ tf_free_identifier(struct tf *tfp,
        fparms.dir = parms->dir;
        fparms.type = parms->ident_type;
        fparms.id = parms->id;
+       fparms.ref_cnt = &parms->ref_cnt;
        rc = dev->ops->tf_dev_free_ident(tfp, &fparms);
        if (rc) {
                TFP_DRV_LOG(ERR,
@@ -400,6 +547,139 @@ tf_free_identifier(struct tf *tfp,
        return 0;
 }
 
+int
+tf_search_identifier(struct tf *tfp,
+                    struct tf_search_identifier_parms *parms)
+{
+       int rc;
+       struct tf_session *tfs;
+       struct tf_dev_info *dev;
+       struct tf_ident_search_parms sparms;
+
+       TF_CHECK_PARMS2(tfp, parms);
+
+       /* Can't do static initialization due to UT enum check */
+       memset(&sparms, 0, sizeof(struct tf_ident_search_parms));
+
+       /* Retrieve the session information */
+       rc = tf_session_get_session(tfp, &tfs);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup session, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       /* Retrieve the device information */
+       rc = tf_session_get_device(tfs, &dev);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup device, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       if (dev->ops->tf_dev_search_ident == NULL) {
+               rc = -EOPNOTSUPP;
+               TFP_DRV_LOG(ERR,
+                           "%s: Operation not supported, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       sparms.dir = parms->dir;
+       sparms.type = parms->ident_type;
+       sparms.search_id = parms->search_id;
+       sparms.hit = &parms->hit;
+       sparms.ref_cnt = &parms->ref_cnt;
+       rc = dev->ops->tf_dev_search_ident(tfp, &sparms);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Identifier search failed, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       return 0;
+}
+
+int
+tf_search_tcam_entry(struct tf *tfp,
+                    struct tf_search_tcam_entry_parms *parms)
+{
+       int rc;
+       struct tf_session *tfs;
+       struct tf_dev_info *dev;
+       struct tf_tcam_alloc_search_parms sparms;
+
+       TF_CHECK_PARMS2(tfp, parms);
+
+       memset(&sparms, 0, sizeof(struct tf_tcam_alloc_search_parms));
+
+       /* Retrieve the session information */
+       rc = tf_session_get_session(tfp, &tfs);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup session, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       /* Retrieve the device information */
+       rc = tf_session_get_device(tfs, &dev);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup device, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       if (dev->ops->tf_dev_alloc_search_tcam == NULL) {
+               rc = -EOPNOTSUPP;
+               TFP_DRV_LOG(ERR,
+                           "%s: Operation not supported, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       sparms.dir = parms->dir;
+       sparms.type = parms->tcam_tbl_type;
+       sparms.key = parms->key;
+       sparms.key_size = TF_BITS2BYTES_WORD_ALIGN(parms->key_sz_in_bits);
+       sparms.mask = parms->mask;
+       sparms.priority = parms->priority;
+       sparms.alloc = parms->alloc;
+
+       /* Result is an in/out and so no need to copy during outputs */
+       sparms.result = parms->result;
+       sparms.result_size =
+               TF_BITS2BYTES_WORD_ALIGN(parms->result_sz_in_bits);
+
+       rc = dev->ops->tf_dev_alloc_search_tcam(tfp, &sparms);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: TCAM allocation failed, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       /* Copy the outputs */
+       parms->hit = sparms.hit;
+       parms->search_status = sparms.search_status;
+       parms->ref_cnt = sparms.ref_cnt;
+       parms->idx = sparms.idx;
+
+       return 0;
+}
+
 int
 tf_alloc_tcam_entry(struct tf *tfp,
                    struct tf_alloc_tcam_entry_parms *parms)
@@ -407,10 +687,12 @@ tf_alloc_tcam_entry(struct tf *tfp,
        int rc;
        struct tf_session *tfs;
        struct tf_dev_info *dev;
-       struct tf_tcam_alloc_parms aparms = { 0 };
+       struct tf_tcam_alloc_parms aparms;
 
        TF_CHECK_PARMS2(tfp, parms);
 
+       memset(&aparms, 0, sizeof(struct tf_tcam_alloc_parms));
+
        /* Retrieve the session information */
        rc = tf_session_get_session(tfp, &tfs);
        if (rc) {
@@ -465,10 +747,13 @@ tf_set_tcam_entry(struct tf *tfp,
        int rc;
        struct tf_session *tfs;
        struct tf_dev_info *dev;
-       struct tf_tcam_set_parms sparms = { 0 };
+       struct tf_tcam_set_parms sparms;
 
        TF_CHECK_PARMS2(tfp, parms);
 
+       memset(&sparms, 0, sizeof(struct tf_tcam_set_parms));
+
+
        /* Retrieve the session information */
        rc = tf_session_get_session(tfp, &tfs);
        if (rc) {
@@ -534,10 +819,12 @@ tf_free_tcam_entry(struct tf *tfp,
        int rc;
        struct tf_session *tfs;
        struct tf_dev_info *dev;
-       struct tf_tcam_free_parms fparms = { 0 };
+       struct tf_tcam_free_parms fparms;
 
        TF_CHECK_PARMS2(tfp, parms);
 
+       memset(&fparms, 0, sizeof(struct tf_tcam_free_parms));
+
        /* Retrieve the session information */
        rc = tf_session_get_session(tfp, &tfs);
        if (rc) {
@@ -1039,3 +1326,119 @@ tf_free_tbl_scope(struct tf *tfp,
 
        return rc;
 }
+
+int
+tf_set_if_tbl_entry(struct tf *tfp,
+                   struct tf_set_if_tbl_entry_parms *parms)
+{
+       int rc;
+       struct tf_session *tfs;
+       struct tf_dev_info *dev;
+       struct tf_if_tbl_set_parms sparms = { 0 };
+
+       TF_CHECK_PARMS2(tfp, parms);
+
+       /* Retrieve the session information */
+       rc = tf_session_get_session(tfp, &tfs);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup session, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       /* Retrieve the device information */
+       rc = tf_session_get_device(tfs, &dev);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup device, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       if (dev->ops->tf_dev_set_if_tbl == NULL) {
+               rc = -EOPNOTSUPP;
+               TFP_DRV_LOG(ERR,
+                           "%s: Operation not supported, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       sparms.dir = parms->dir;
+       sparms.type = parms->type;
+       sparms.idx = parms->idx;
+       sparms.data_sz_in_bytes = parms->data_sz_in_bytes;
+       sparms.data = parms->data;
+
+       rc = dev->ops->tf_dev_set_if_tbl(tfp, &sparms);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: If_tbl set failed, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       return 0;
+}
+
+int
+tf_get_if_tbl_entry(struct tf *tfp,
+                   struct tf_get_if_tbl_entry_parms *parms)
+{
+       int rc;
+       struct tf_session *tfs;
+       struct tf_dev_info *dev;
+       struct tf_if_tbl_get_parms gparms = { 0 };
+
+       TF_CHECK_PARMS2(tfp, parms);
+
+       /* Retrieve the session information */
+       rc = tf_session_get_session(tfp, &tfs);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup session, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       /* Retrieve the device information */
+       rc = tf_session_get_device(tfs, &dev);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: Failed to lookup device, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       if (dev->ops->tf_dev_get_if_tbl == NULL) {
+               rc = -EOPNOTSUPP;
+               TFP_DRV_LOG(ERR,
+                           "%s: Operation not supported, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       gparms.dir = parms->dir;
+       gparms.type = parms->type;
+       gparms.idx = parms->idx;
+       gparms.data_sz_in_bytes = parms->data_sz_in_bytes;
+       gparms.data = parms->data;
+
+       rc = dev->ops->tf_dev_get_if_tbl(tfp, &gparms);
+       if (rc) {
+               TFP_DRV_LOG(ERR,
+                           "%s: If_tbl get failed, rc:%s\n",
+                           tf_dir_2_str(parms->dir),
+                           strerror(-rc));
+               return rc;
+       }
+
+       return 0;
+}