X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Ftf_core%2Ftf_device.c;h=498e668b16998ba73112a13d79297baf0fb192fa;hb=83680d371592fcf1b66cbbfecb0fb8b3aa4ccc8d;hp=4c46cadc6d8001b2613b8c39de265036c75e5bef;hpb=a46bbb57605b40201c2bab6386a7890451224836;p=dpdk.git

diff --git a/drivers/net/bnxt/tf_core/tf_device.c b/drivers/net/bnxt/tf_core/tf_device.c
index 4c46cadc6d..498e668b16 100644
--- a/drivers/net/bnxt/tf_core/tf_device.c
+++ b/drivers/net/bnxt/tf_core/tf_device.c
@@ -1,16 +1,64 @@
 /* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2019-2020 Broadcom
+ * Copyright(c) 2019-2021 Broadcom
  * All rights reserved.
  */
 
 #include "tf_device.h"
 #include "tf_device_p4.h"
+#include "tf_device_p58.h"
 #include "tfp.h"
+#include "tf_em.h"
+#include "tf_rm.h"
+#ifdef TF_TCAM_SHARED
+#include "tf_tcam_shared.h"
+#endif /* TF_TCAM_SHARED */
 
 struct tf;
 
 /* Forward declarations */
-static int dev_unbind_p4(struct tf *tfp);
+static int tf_dev_unbind_p4(struct tf *tfp);
+static int tf_dev_unbind_p58(struct tf *tfp);
+
+/**
+ * Resource Reservation Check function
+ *
+ * [in] count
+ *   Number of module subtypes
+ *
+ * [in] cfg
+ *   Pointer to rm element config
+ *
+ * [in] reservations
+ *   Pointer to resource reservation array
+ *
+ * Returns
+ *   - (n) number of tables in module that have non-zero reservation count.
+ */
+static int
+tf_dev_reservation_check(uint16_t count,
+			 struct tf_rm_element_cfg *cfg,
+			 uint16_t *reservations)
+{
+	uint16_t cnt = 0;
+	uint16_t *rm_num;
+	int i, j;
+
+	for (i = 0; i < TF_DIR_MAX; i++) {
+		rm_num = (uint16_t *)reservations + i * count;
+		for (j = 0; j < count; j++) {
+			if ((cfg[j].cfg_type == TF_RM_ELEM_CFG_HCAPI ||
+			     cfg[j].cfg_type == TF_RM_ELEM_CFG_HCAPI_BA ||
+			     cfg[j].cfg_type ==
+				TF_RM_ELEM_CFG_HCAPI_BA_PARENT ||
+			     cfg[j].cfg_type ==
+				TF_RM_ELEM_CFG_HCAPI_BA_CHILD) &&
+			     rm_num[j] > 0)
+				cnt++;
+		}
+	}
+
+	return cnt;
+}
 
 /**
  * Device specific bind function, WH+
@@ -32,60 +80,438 @@ static int dev_unbind_p4(struct tf *tfp);
  *   - (-EINVAL) on parameter or internal failure.
  */
 static int
-dev_bind_p4(struct tf *tfp,
-	    bool shadow_copy,
-	    struct tf_session_resources *resources,
-	    struct tf_dev_info *dev_handle)
+tf_dev_bind_p4(struct tf *tfp,
+	       bool shadow_copy,
+	       struct tf_session_resources *resources,
+	       struct tf_dev_info *dev_handle)
 {
 	int rc;
 	int frc;
+	int rsv_cnt;
+	bool no_rsv_flag = true;
 	struct tf_ident_cfg_parms ident_cfg;
 	struct tf_tbl_cfg_parms tbl_cfg;
 	struct tf_tcam_cfg_parms tcam_cfg;
+	struct tf_em_cfg_parms em_cfg;
+	struct tf_if_tbl_cfg_parms if_tbl_cfg;
+	struct tf_global_cfg_cfg_parms global_cfg;
+	struct tf_session *tfs;
+
+	/* Retrieve the session information */
+	rc = tf_session_get_session_internal(tfp, &tfs);
+	if (rc)
+		return rc;
+
+	/* Initial function initialization */
+	dev_handle->ops = &tf_dev_ops_p4_init;
 
 	/* Initialize the modules */
 
-	ident_cfg.num_elements = TF_IDENT_TYPE_MAX;
-	ident_cfg.cfg = tf_ident_p4;
-	ident_cfg.shadow_copy = shadow_copy;
-	ident_cfg.resources = resources;
-	rc = tf_ident_bind(tfp, &ident_cfg);
+	rsv_cnt = tf_dev_reservation_check(TF_IDENT_TYPE_MAX,
+					   tf_ident_p4,
+					   (uint16_t *)resources->ident_cnt);
+	if (rsv_cnt) {
+		ident_cfg.num_elements = TF_IDENT_TYPE_MAX;
+		ident_cfg.cfg = tf_ident_p4;
+		ident_cfg.shadow_copy = shadow_copy;
+		ident_cfg.resources = resources;
+		rc = tf_ident_bind(tfp, &ident_cfg);
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "Identifier initialization failure\n");
+			goto fail;
+		}
+
+		no_rsv_flag = false;
+	}
+
+	rsv_cnt = tf_dev_reservation_check(TF_TBL_TYPE_MAX,
+					   tf_tbl_p4,
+					   (uint16_t *)resources->tbl_cnt);
+	if (rsv_cnt) {
+		tbl_cfg.num_elements = TF_TBL_TYPE_MAX;
+		tbl_cfg.cfg = tf_tbl_p4;
+		tbl_cfg.shadow_copy = shadow_copy;
+		tbl_cfg.resources = resources;
+		rc = tf_tbl_bind(tfp, &tbl_cfg);
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "Table initialization failure\n");
+			goto fail;
+		}
+
+		no_rsv_flag = false;
+	}
+
+	rsv_cnt = tf_dev_reservation_check(TF_TCAM_TBL_TYPE_MAX,
+					   tf_tcam_p4,
+					   (uint16_t *)resources->tcam_cnt);
+	if (rsv_cnt) {
+		tcam_cfg.num_elements = TF_TCAM_TBL_TYPE_MAX;
+		tcam_cfg.cfg = tf_tcam_p4;
+		tcam_cfg.shadow_copy = shadow_copy;
+		tcam_cfg.resources = resources;
+#ifdef TF_TCAM_SHARED
+		rc = tf_tcam_shared_bind(tfp, &tcam_cfg);
+#else /* !TF_TCAM_SHARED */
+		rc = tf_tcam_bind(tfp, &tcam_cfg);
+#endif
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "TCAM initialization failure\n");
+			goto fail;
+		}
+		no_rsv_flag = false;
+	}
+
+	/*
+	 * EEM
+	 */
+
+	em_cfg.cfg = tf_em_ext_p4;
+	rsv_cnt = tf_dev_reservation_check(TF_EM_TBL_TYPE_MAX,
+					   em_cfg.cfg,
+					   (uint16_t *)resources->em_cnt);
+	if (rsv_cnt) {
+		em_cfg.num_elements = TF_EM_TBL_TYPE_MAX;
+		em_cfg.resources = resources;
+		em_cfg.mem_type = TF_EEM_MEM_TYPE_HOST;
+		rc = tf_em_ext_common_bind(tfp, &em_cfg);
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "EEM initialization failure\n");
+			goto fail;
+		}
+		no_rsv_flag = false;
+	}
+
+	/*
+	 * EM
+	 */
+	rsv_cnt = tf_dev_reservation_check(TF_EM_TBL_TYPE_MAX,
+					   tf_em_int_p4,
+					   (uint16_t *)resources->em_cnt);
+	if (rsv_cnt) {
+		em_cfg.num_elements = TF_EM_TBL_TYPE_MAX;
+		em_cfg.cfg = tf_em_int_p4;
+		em_cfg.resources = resources;
+		em_cfg.mem_type = 0; /* Not used by EM */
+
+		rc = tf_em_int_bind(tfp, &em_cfg);
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "EM initialization failure\n");
+			goto fail;
+		}
+		no_rsv_flag = false;
+	}
+
+	/*
+	 * There is no rm reserved for any tables
+	 *
+	 */
+	if (no_rsv_flag) {
+		TFP_DRV_LOG(ERR,
+			    "No rm reserved for any tables\n");
+		return -ENOMEM;
+	}
+
+	/*
+	 * IF_TBL
+	 */
+	if_tbl_cfg.num_elements = TF_IF_TBL_TYPE_MAX;
+	if_tbl_cfg.cfg = tf_if_tbl_p4;
+	if_tbl_cfg.shadow_copy = shadow_copy;
+	rc = tf_if_tbl_bind(tfp, &if_tbl_cfg);
 	if (rc) {
 		TFP_DRV_LOG(ERR,
-			    "Identifier initialization failure\n");
+			    "IF Table initialization failure\n");
 		goto fail;
 	}
 
-	tbl_cfg.num_elements = TF_TBL_TYPE_MAX;
-	tbl_cfg.cfg = tf_tbl_p4;
-	tbl_cfg.shadow_copy = shadow_copy;
-	tbl_cfg.resources = resources;
-	rc = tf_tbl_bind(tfp, &tbl_cfg);
+	if (!tf_session_is_shared_session(tfs)) {
+		/*
+		 * GLOBAL_CFG
+		 */
+		global_cfg.num_elements = TF_GLOBAL_CFG_TYPE_MAX;
+		global_cfg.cfg = tf_global_cfg_p4;
+		rc = tf_global_cfg_bind(tfp, &global_cfg);
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "Global Cfg initialization failure\n");
+			goto fail;
+		}
+	}
+	/* Final function initialization */
+	dev_handle->ops = &tf_dev_ops_p4;
+
+	return 0;
+
+ fail:
+	/* Cleanup of already created modules */
+	frc = tf_dev_unbind_p4(tfp);
+	if (frc)
+		return frc;
+
+	return rc;
+}
+
+/**
+ * Device specific unbind function, WH+
+ *
+ * [in] tfp
+ *   Pointer to TF handle
+ *
+ * Returns
+ *   - (0) if successful.
+ *   - (-EINVAL) on failure.
+ */
+static int
+tf_dev_unbind_p4(struct tf *tfp)
+{
+	int rc = 0;
+	bool fail = false;
+	struct tf_session *tfs;
+
+	/* Retrieve the session information */
+	rc = tf_session_get_session_internal(tfp, &tfs);
+	if (rc)
+		return rc;
+
+	/* Unbind all the support modules. As this is only done on
+	 * close we only report errors as everything has to be cleaned
+	 * up regardless.
+	 *
+	 * In case of residuals TCAMs are cleaned up first as to
+	 * invalidate the pipeline in a clean manner.
+	 */
+#ifdef TF_TCAM_SHARED
+	rc = tf_tcam_shared_unbind(tfp);
+#else /* !TF_TCAM_SHARED */
+	rc = tf_tcam_unbind(tfp);
+#endif /* TF_TCAM_SHARED */
+	if (rc) {
+		TFP_DRV_LOG(INFO,
+			    "Device unbind failed, TCAM\n");
+		fail = true;
+	}
+
+	rc = tf_ident_unbind(tfp);
 	if (rc) {
+		TFP_DRV_LOG(INFO,
+			    "Device unbind failed, Identifier\n");
+		fail = true;
+	}
+
+	rc = tf_tbl_unbind(tfp);
+	if (rc) {
+		TFP_DRV_LOG(INFO,
+			    "Device unbind failed, Table Type\n");
+		fail = true;
+	}
+
+	rc = tf_em_ext_common_unbind(tfp);
+	if (rc) {
+		TFP_DRV_LOG(INFO,
+			    "Device unbind failed, EEM\n");
+		fail = true;
+	}
+
+	rc = tf_em_int_unbind(tfp);
+	if (rc) {
+		TFP_DRV_LOG(INFO,
+			    "Device unbind failed, EM\n");
+		fail = true;
+	}
+
+	if (!tf_session_is_shared_session(tfs)) {
+		rc = tf_if_tbl_unbind(tfp);
+		if (rc) {
+			TFP_DRV_LOG(INFO,
+				    "Device unbind failed, IF Table Type\n");
+			fail = true;
+		}
+
+		rc = tf_global_cfg_unbind(tfp);
+		if (rc) {
+			TFP_DRV_LOG(INFO,
+				    "Device unbind failed, Global Cfg Type\n");
+			fail = true;
+		}
+	}
+
+	if (fail)
+		return -1;
+
+	return rc;
+}
+
+/**
+ * Device specific bind function, THOR
+ *
+ * [in] tfp
+ *   Pointer to TF handle
+ *
+ * [in] shadow_copy
+ *   Flag controlling shadow copy DB creation
+ *
+ * [in] resources
+ *   Pointer to resource allocation information
+ *
+ * [out] dev_handle
+ *   Device handle
+ *
+ * Returns
+ *   - (0) if successful.
+ *   - (-EINVAL) on parameter or internal failure.
+ */
+static int
+tf_dev_bind_p58(struct tf *tfp,
+		bool shadow_copy,
+		struct tf_session_resources *resources,
+		struct tf_dev_info *dev_handle)
+{
+	int rc;
+	int frc;
+	int rsv_cnt;
+	bool no_rsv_flag = true;
+	struct tf_ident_cfg_parms ident_cfg;
+	struct tf_tbl_cfg_parms tbl_cfg;
+	struct tf_tcam_cfg_parms tcam_cfg;
+	struct tf_em_cfg_parms em_cfg;
+	struct tf_if_tbl_cfg_parms if_tbl_cfg;
+	struct tf_global_cfg_cfg_parms global_cfg;
+	struct tf_session *tfs;
+
+	/* Initial function initialization */
+	dev_handle->ops = &tf_dev_ops_p58_init;
+
+	/* Retrieve the session information */
+	rc = tf_session_get_session_internal(tfp, &tfs);
+	if (rc)
+		return rc;
+
+	rsv_cnt = tf_dev_reservation_check(TF_IDENT_TYPE_MAX,
+					   tf_ident_p58,
+					   (uint16_t *)resources->ident_cnt);
+	if (rsv_cnt) {
+		ident_cfg.num_elements = TF_IDENT_TYPE_MAX;
+		ident_cfg.cfg = tf_ident_p58;
+		ident_cfg.shadow_copy = shadow_copy;
+		ident_cfg.resources = resources;
+		rc = tf_ident_bind(tfp, &ident_cfg);
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "Identifier initialization failure\n");
+			goto fail;
+		}
+		no_rsv_flag = false;
+	}
+
+	rsv_cnt = tf_dev_reservation_check(TF_TBL_TYPE_MAX,
+					   tf_tbl_p58,
+					   (uint16_t *)resources->tbl_cnt);
+	if (rsv_cnt) {
+		tbl_cfg.num_elements = TF_TBL_TYPE_MAX;
+		tbl_cfg.cfg = tf_tbl_p58;
+		tbl_cfg.shadow_copy = shadow_copy;
+		tbl_cfg.resources = resources;
+		rc = tf_tbl_bind(tfp, &tbl_cfg);
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "Table initialization failure\n");
+			goto fail;
+		}
+		no_rsv_flag = false;
+	}
+
+	rsv_cnt = tf_dev_reservation_check(TF_TCAM_TBL_TYPE_MAX,
+					   tf_tcam_p58,
+					   (uint16_t *)resources->tcam_cnt);
+	if (rsv_cnt) {
+		tcam_cfg.num_elements = TF_TCAM_TBL_TYPE_MAX;
+		tcam_cfg.cfg = tf_tcam_p58;
+		tcam_cfg.shadow_copy = shadow_copy;
+		tcam_cfg.resources = resources;
+#ifdef TF_TCAM_SHARED
+		rc = tf_tcam_shared_bind(tfp, &tcam_cfg);
+#else /* !TF_TCAM_SHARED */
+		rc = tf_tcam_bind(tfp, &tcam_cfg);
+#endif
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "TCAM initialization failure\n");
+			goto fail;
+		}
+		no_rsv_flag = false;
+	}
+
+	/*
+	 * EM
+	 */
+	rsv_cnt = tf_dev_reservation_check(TF_EM_TBL_TYPE_MAX,
+					   tf_em_int_p58,
+					   (uint16_t *)resources->em_cnt);
+	if (rsv_cnt) {
+		em_cfg.num_elements = TF_EM_TBL_TYPE_MAX;
+		em_cfg.cfg = tf_em_int_p58;
+		em_cfg.resources = resources;
+		em_cfg.mem_type = 0; /* Not used by EM */
+
+		rc = tf_em_int_bind(tfp, &em_cfg);
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "EM initialization failure\n");
+			goto fail;
+		}
+		no_rsv_flag = false;
+	}
+
+	/*
+	 * There is no rm reserved for any tables
+	 *
+	 */
+	if (no_rsv_flag) {
 		TFP_DRV_LOG(ERR,
-			    "Table initialization failure\n");
-		goto fail;
+			    "No rm reserved for any tables\n");
+		return -ENOMEM;
 	}
 
-	tcam_cfg.num_elements = TF_TCAM_TBL_TYPE_MAX;
-	tcam_cfg.cfg = tf_tcam_p4;
-	tcam_cfg.shadow_copy = shadow_copy;
-	tcam_cfg.resources = resources;
-	rc = tf_tcam_bind(tfp, &tcam_cfg);
+	/*
+	 * IF_TBL
+	 */
+	if_tbl_cfg.num_elements = TF_IF_TBL_TYPE_MAX;
+	if_tbl_cfg.cfg = tf_if_tbl_p58;
+	if_tbl_cfg.shadow_copy = shadow_copy;
+	rc = tf_if_tbl_bind(tfp, &if_tbl_cfg);
 	if (rc) {
 		TFP_DRV_LOG(ERR,
-			    "TCAM initialization failure\n");
+			    "IF Table initialization failure\n");
 		goto fail;
 	}
 
-	dev_handle->type = TF_DEVICE_TYPE_WH;
-	dev_handle->ops = &tf_dev_ops_p4;
+	if (!tf_session_is_shared_session(tfs)) {
+		/*
+		 * GLOBAL_CFG
+		 */
+		global_cfg.num_elements = TF_GLOBAL_CFG_TYPE_MAX;
+		global_cfg.cfg = tf_global_cfg_p58;
+		rc = tf_global_cfg_bind(tfp, &global_cfg);
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "Global Cfg initialization failure\n");
+			goto fail;
+		}
+	}
+
+	/* Final function initialization */
+	dev_handle->ops = &tf_dev_ops_p58;
 
 	return 0;
 
  fail:
 	/* Cleanup of already created modules */
-	frc = dev_unbind_p4(tfp);
+	frc = tf_dev_unbind_p58(tfp);
 	if (frc)
 		return frc;
 
@@ -93,7 +519,7 @@ dev_bind_p4(struct tf *tfp,
 }
 
 /**
- * Device specific unbind function, WH+
+ * Device specific unbind function, THOR
  *
  * [in] tfp
  *   Pointer to TF handle
@@ -103,36 +529,72 @@ dev_bind_p4(struct tf *tfp,
  *   - (-EINVAL) on failure.
  */
 static int
-dev_unbind_p4(struct tf *tfp)
+tf_dev_unbind_p58(struct tf *tfp)
 {
 	int rc = 0;
 	bool fail = false;
+	struct tf_session *tfs;
+
+	/* Retrieve the session information */
+	rc = tf_session_get_session_internal(tfp, &tfs);
+	if (rc)
+		return rc;
 
 	/* Unbind all the support modules. As this is only done on
 	 * close we only report errors as everything has to be cleaned
 	 * up regardless.
+	 *
+	 * In case of residuals TCAMs are cleaned up first as to
+	 * invalidate the pipeline in a clean manner.
 	 */
+#ifdef TF_TCAM_SHARED
+	rc = tf_tcam_shared_unbind(tfp);
+#else /* !TF_TCAM_SHARED */
+	rc = tf_tcam_unbind(tfp);
+#endif /* TF_TCAM_SHARED */
+	if (rc) {
+		TFP_DRV_LOG(INFO,
+			    "Device unbind failed, TCAM\n");
+		fail = true;
+	}
+
 	rc = tf_ident_unbind(tfp);
 	if (rc) {
-		TFP_DRV_LOG(ERR,
+		TFP_DRV_LOG(INFO,
 			    "Device unbind failed, Identifier\n");
 		fail = true;
 	}
 
 	rc = tf_tbl_unbind(tfp);
 	if (rc) {
-		TFP_DRV_LOG(ERR,
+		TFP_DRV_LOG(INFO,
 			    "Device unbind failed, Table Type\n");
 		fail = true;
 	}
 
-	rc = tf_tcam_unbind(tfp);
+	rc = tf_em_int_unbind(tfp);
+	if (rc) {
+		TFP_DRV_LOG(INFO,
+			    "Device unbind failed, EM\n");
+		fail = true;
+	}
+
+	rc = tf_if_tbl_unbind(tfp);
 	if (rc) {
 		TFP_DRV_LOG(ERR,
-			    "Device unbind failed, TCAM\n");
+			    "Device unbind failed, IF Table Type\n");
 		fail = true;
 	}
 
+	if (!tf_session_is_shared_session(tfs)) {
+		rc = tf_global_cfg_unbind(tfp);
+		if (rc) {
+			TFP_DRV_LOG(ERR,
+				    "Device unbind failed, Global Cfg Type\n");
+			fail = true;
+		}
+	}
+
 	if (fail)
 		return -1;
 
@@ -140,18 +602,26 @@ dev_unbind_p4(struct tf *tfp)
 }
 
 int
-dev_bind(struct tf *tfp __rte_unused,
-	 enum tf_device_type type,
-	 bool shadow_copy,
-	 struct tf_session_resources *resources,
-	 struct tf_dev_info *dev_handle)
+tf_dev_bind(struct tf *tfp __rte_unused,
+	    enum tf_device_type type,
+	    bool shadow_copy,
+	    struct tf_session_resources *resources,
+	    struct tf_dev_info *dev_handle)
 {
 	switch (type) {
 	case TF_DEVICE_TYPE_WH:
-		return dev_bind_p4(tfp,
-				   shadow_copy,
-				   resources,
-				   dev_handle);
+	case TF_DEVICE_TYPE_SR:
+		dev_handle->type = type;
+		return tf_dev_bind_p4(tfp,
+				      shadow_copy,
+				      resources,
+				      dev_handle);
+	case TF_DEVICE_TYPE_THOR:
+		dev_handle->type = type;
+		return tf_dev_bind_p58(tfp,
+				       shadow_copy,
+				       resources,
+				       dev_handle);
 	default:
 		TFP_DRV_LOG(ERR,
 			    "No such device\n");
@@ -160,12 +630,36 @@ dev_bind(struct tf *tfp __rte_unused,
 }
 
 int
-dev_unbind(struct tf *tfp,
-	   struct tf_dev_info *dev_handle)
+tf_dev_bind_ops(enum tf_device_type type,
+		struct tf_dev_info *dev_handle)
+{
+	switch (type) {
+	case TF_DEVICE_TYPE_WH:
+	case TF_DEVICE_TYPE_SR:
+		dev_handle->ops = &tf_dev_ops_p4_init;
+		break;
+	case TF_DEVICE_TYPE_THOR:
+		dev_handle->ops = &tf_dev_ops_p58_init;
+		break;
+	default:
+		TFP_DRV_LOG(ERR,
+			    "No such device\n");
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+int
+tf_dev_unbind(struct tf *tfp,
+	      struct tf_dev_info *dev_handle)
 {
 	switch (dev_handle->type) {
 	case TF_DEVICE_TYPE_WH:
-		return dev_unbind_p4(tfp);
+	case TF_DEVICE_TYPE_SR:
+		return tf_dev_unbind_p4(tfp);
+	case TF_DEVICE_TYPE_THOR:
+		return tf_dev_unbind_p58(tfp);
 	default:
 		TFP_DRV_LOG(ERR,
 			    "No such device\n");