/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2019-2020 Broadcom
+ * Copyright(c) 2019-2021 Broadcom
* All rights reserved.
*/
#include "tf_rm.h"
#include "tf_util.h"
#include "tfp.h"
+#include "tf_session.h"
struct tf;
-/**
- * Identifier DBs.
- */
-static void *ident_db[TF_DIR_MAX];
-
-/**
- * Init flag, set on bind and cleared on unbind
- */
-static uint8_t init;
-
/**
* Identifier shadow DBs.
*/
struct tf_ident_cfg_parms *parms)
{
int rc;
+ int db_rc[TF_DIR_MAX] = { 0 };
int i;
struct tf_rm_create_db_parms db_cfg = { 0 };
struct tf_shadow_ident_cfg_parms shadow_cfg = { 0 };
struct tf_shadow_ident_create_db_parms shadow_cdb = { 0 };
+ struct ident_rm_db *ident_db;
+ struct tfp_calloc_parms cparms;
+ struct tf_session *tfs;
TF_CHECK_PARMS2(tfp, parms);
- if (init) {
- TFP_DRV_LOG(ERR,
- "Identifier DB already initialized\n");
- return -EINVAL;
+ /* Retrieve the session information */
+ rc = tf_session_get_session_internal(tfp, &tfs);
+ if (rc)
+ return rc;
+
+ memset(&db_cfg, 0, sizeof(db_cfg));
+ cparms.nitems = 1;
+ cparms.size = sizeof(struct ident_rm_db);
+ cparms.alignment = 0;
+ if (tfp_calloc(&cparms) != 0) {
+ TFP_DRV_LOG(ERR, "ident_rm_db alloc error %s\n",
+ strerror(ENOMEM));
+ return -ENOMEM;
}
- db_cfg.type = TF_DEVICE_MODULE_TYPE_IDENTIFIER;
+ ident_db = cparms.mem_va;
+ for (i = 0; i < TF_DIR_MAX; i++)
+ ident_db->ident_db[i] = NULL;
+ tf_session_set_db(tfp, TF_MODULE_TYPE_IDENTIFIER, ident_db);
+
+ db_cfg.module = TF_MODULE_TYPE_IDENTIFIER;
db_cfg.num_elements = parms->num_elements;
db_cfg.cfg = parms->cfg;
for (i = 0; i < TF_DIR_MAX; i++) {
+ db_cfg.rm_db = (void *)&ident_db->ident_db[i];
db_cfg.dir = i;
db_cfg.alloc_cnt = parms->resources->ident_cnt[i].cnt;
- db_cfg.rm_db = &ident_db[i];
- rc = tf_rm_create_db(tfp, &db_cfg);
- if (rc) {
- TFP_DRV_LOG(ERR,
- "%s: Identifier DB creation failed\n",
- tf_dir_2_str(i));
-
- return rc;
- }
+ if (tf_session_is_shared_session(tfs) &&
+ (!tf_session_is_shared_session_creator(tfs)))
+ db_rc[i] = tf_rm_create_db_no_reservation(tfp, &db_cfg);
+ else
+ db_rc[i] = tf_rm_create_db(tfp, &db_cfg);
if (parms->shadow_copy) {
shadow_cfg.alloc_cnt =
}
}
- init = 1;
+ /* No db created */
+ if (db_rc[TF_DIR_RX] && db_rc[TF_DIR_TX]) {
+ TFP_DRV_LOG(ERR, "No Identifier DB created\n");
+ return db_rc[TF_DIR_RX];
+ }
TFP_DRV_LOG(INFO,
"Identifier - initialized\n");
int i;
struct tf_rm_free_db_parms fparms = { 0 };
struct tf_shadow_ident_free_db_parms sparms = { 0 };
+ struct ident_rm_db *ident_db;
+ void *ident_db_ptr = NULL;
TF_CHECK_PARMS1(tfp);
- /* Bail if nothing has been initialized */
- if (!init) {
- TFP_DRV_LOG(INFO,
- "No Identifier DBs created\n");
+ rc = tf_session_get_db(tfp, TF_MODULE_TYPE_IDENTIFIER, &ident_db_ptr);
+ if (rc)
return 0;
- }
+ ident_db = (struct ident_rm_db *)ident_db_ptr;
for (i = 0; i < TF_DIR_MAX; i++) {
+ if (ident_db->ident_db[i] == NULL)
+ continue;
+ fparms.rm_db = ident_db->ident_db[i];
fparms.dir = i;
- fparms.rm_db = ident_db[i];
rc = tf_rm_free_db(tfp, &fparms);
if (rc) {
TFP_DRV_LOG(ERR,
}
ident_shadow_db[i] = NULL;
}
- ident_db[i] = NULL;
+ ident_db->ident_db[i] = NULL;
}
- init = 0;
shadow_init = 0;
return 0;
uint32_t base_id;
struct tf_rm_allocate_parms aparms = { 0 };
struct tf_shadow_ident_insert_parms iparms = { 0 };
+ struct ident_rm_db *ident_db;
+ void *ident_db_ptr = NULL;
TF_CHECK_PARMS2(tfp, parms);
- if (!init) {
+ rc = tf_session_get_db(tfp, TF_MODULE_TYPE_IDENTIFIER, &ident_db_ptr);
+ if (rc) {
TFP_DRV_LOG(ERR,
- "%s: No Identifier DBs created\n",
- tf_dir_2_str(parms->dir));
- return -EINVAL;
+ "Failed to get ident_db from session, rc:%s\n",
+ strerror(-rc));
+ return rc;
}
+ ident_db = (struct ident_rm_db *)ident_db_ptr;
- /* Allocate requested element */
- aparms.rm_db = ident_db[parms->dir];
- aparms.db_index = parms->type;
+ aparms.rm_db = ident_db->ident_db[parms->dir];
+ aparms.subtype = parms->type;
aparms.index = &id;
aparms.base_index = &base_id;
rc = tf_rm_allocate(&aparms);
struct tf_shadow_ident_remove_parms rparms = { 0 };
int allocated = 0;
uint32_t base_id;
+ struct ident_rm_db *ident_db;
+ void *ident_db_ptr = NULL;
TF_CHECK_PARMS2(tfp, parms);
- if (!init) {
+ rc = tf_session_get_db(tfp, TF_MODULE_TYPE_IDENTIFIER, &ident_db_ptr);
+ if (rc) {
TFP_DRV_LOG(ERR,
- "%s: No Identifier DBs created\n",
- tf_dir_2_str(parms->dir));
- return -EINVAL;
+ "Failed to get ident_db from session, rc:%s\n",
+ strerror(-rc));
+ return rc;
}
+ ident_db = (struct ident_rm_db *)ident_db_ptr;
/* Check if element is in use */
- aparms.rm_db = ident_db[parms->dir];
- aparms.db_index = parms->type;
+ aparms.rm_db = ident_db->ident_db[parms->dir];
+ aparms.subtype = parms->type;
aparms.index = parms->id;
aparms.base_index = &base_id;
aparms.allocated = &allocated;
}
/* Free requested element */
- fparms.rm_db = ident_db[parms->dir];
- fparms.db_index = parms->type;
+ fparms.rm_db = ident_db->ident_db[parms->dir];
+ fparms.subtype = parms->type;
fparms.index = parms->id;
rc = tf_rm_free(&fparms);
if (rc) {
struct tf_shadow_ident_search_parms sparms = { 0 };
int allocated = 0;
uint32_t base_id;
+ struct ident_rm_db *ident_db;
+ void *ident_db_ptr = NULL;
TF_CHECK_PARMS2(tfp, parms);
- if (!init) {
+ if (!shadow_init) {
TFP_DRV_LOG(ERR,
- "%s: No Identifier DBs created\n",
+ "%s: Identifier Shadow copy is not enabled\n",
tf_dir_2_str(parms->dir));
return -EINVAL;
}
- if (!shadow_init) {
+ rc = tf_session_get_db(tfp, TF_MODULE_TYPE_IDENTIFIER, &ident_db_ptr);
+ if (rc) {
TFP_DRV_LOG(ERR,
- "%s: Identifier Shadow copy is not enabled\n",
- tf_dir_2_str(parms->dir));
- return -EINVAL;
+ "Failed to get ident_db from session, rc:%s\n",
+ strerror(-rc));
+ return rc;
}
+ ident_db = (struct ident_rm_db *)ident_db_ptr;
/* Check if element is in use */
- aparms.rm_db = ident_db[parms->dir];
- aparms.db_index = parms->type;
+ aparms.rm_db = ident_db->ident_db[parms->dir];
+ aparms.subtype = parms->type;
aparms.index = parms->search_id;
aparms.base_index = &base_id;
aparms.allocated = &allocated;
return 0;
}
+
+int
+tf_ident_get_resc_info(struct tf *tfp,
+ struct tf_identifier_resource_info *ident)
+{
+ int rc;
+ int d;
+ struct tf_resource_info *dinfo;
+ struct tf_rm_get_alloc_info_parms ainfo;
+ void *ident_db_ptr = NULL;
+ struct ident_rm_db *ident_db;
+
+ TF_CHECK_PARMS2(tfp, ident);
+
+ rc = tf_session_get_db(tfp, TF_MODULE_TYPE_IDENTIFIER, &ident_db_ptr);
+ if (rc == -ENOMEM)
+ return 0; /* db doesn't exist */
+ else if (rc)
+ return rc; /* error getting db */
+
+ ident_db = (struct ident_rm_db *)ident_db_ptr;
+
+ /* check if reserved resource for WC is multiple of num_slices */
+ for (d = 0; d < TF_DIR_MAX; d++) {
+ ainfo.rm_db = ident_db->ident_db[d];
+
+ if (!ainfo.rm_db)
+ continue;
+
+ dinfo = ident[d].info;
+
+ ainfo.info = (struct tf_rm_alloc_info *)dinfo;
+ ainfo.subtype = 0;
+ rc = tf_rm_get_all_info(&ainfo, TF_IDENT_TYPE_MAX);
+ if (rc)
+ return rc;
+ }
+
+ return 0;
+}