* [dpdk-dev] [PATCH 01/10] net/bnxt: add option to delay EEM sysmem mapping
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
@ 2020-07-13 6:28 ` Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 02/10] net/bnxt: implement TF Identifier search Somnath Kotur
` (9 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: Somnath Kotur @ 2020-07-13 6:28 UTC (permalink / raw)
To: dev; +Cc: ferruh.yigit
From: Peter Spreadborough <peter.spreadborough@broadcom.com>
- The mapping of kernel pages for EEM sysmem operation takes
a significant amount of time. This change give the build option
to delay the sysmem mapping until the first write to EEM
Signed-off-by: Peter Spreadborough <peter.spreadborough@broadcom.com>
Reviewed-by: Randy Schacher <stuart.schacher@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
---
drivers/net/bnxt/tf_core/tf_core.c | 17 +++++++++++--
drivers/net/bnxt/tf_core/tf_em.h | 11 +++++++++
drivers/net/bnxt/tf_core/tf_em_common.c | 41 +++++++++++++++++++++++++++++++
drivers/net/bnxt/tf_core/tf_em_internal.c | 2 +-
drivers/net/bnxt/tf_core/tf_em_system.c | 6 +++--
5 files changed, 72 insertions(+), 5 deletions(-)
diff --git a/drivers/net/bnxt/tf_core/tf_core.c b/drivers/net/bnxt/tf_core/tf_core.c
index 00b2775..a404cb8 100644
--- a/drivers/net/bnxt/tf_core/tf_core.c
+++ b/drivers/net/bnxt/tf_core/tf_core.c
@@ -49,9 +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;
diff --git a/drivers/net/bnxt/tf_core/tf_em.h b/drivers/net/bnxt/tf_core/tf_em.h
index 0890261..ae2e64d 100644
--- a/drivers/net/bnxt/tf_core/tf_em.h
+++ b/drivers/net/bnxt/tf_core/tf_em.h
@@ -9,6 +9,16 @@
#include "tf_core.h"
#include "tf_session.h"
+#ifdef TF_USE_SYSTEM_MEM
+/**
+ * Select EEM sysmem mmap export to be done at init
+ * or on the first write to EEM.
+ */
+#define TF_EM_SYSMEM_DELAY_EXPORT 1
+#else
+#define TF_EM_SYSMEM_DELAY_EXPORT 0
+#endif
+
#define SUPPORT_CFA_HW_P4 1
#define SUPPORT_CFA_HW_P58 0
#define SUPPORT_CFA_HW_P59 0
@@ -482,4 +492,5 @@ int
tf_em_ext_system_bind(struct tf *tfp,
struct tf_em_cfg_parms *parms);
+int offload_system_mmap(struct tf_tbl_scope_cb *tbl_scope_cb);
#endif /* _TF_EM_H_ */
diff --git a/drivers/net/bnxt/tf_core/tf_em_common.c b/drivers/net/bnxt/tf_core/tf_em_common.c
index 8b02b8b..65b9abf 100644
--- a/drivers/net/bnxt/tf_core/tf_em_common.c
+++ b/drivers/net/bnxt/tf_core/tf_em_common.c
@@ -700,6 +700,26 @@ tf_insert_eem_entry(struct tf_tbl_scope_cb *tbl_scope_cb,
uint64_t big_hash;
int rc;
+#if (TF_EM_SYSMEM_DELAY_EXPORT == 1)
+ if (!tbl_scope_cb->valid) {
+ rc = offload_system_mmap(tbl_scope_cb);
+
+ if (rc) {
+ struct tf_rm_free_parms fparms = { 0 };
+
+ TFP_DRV_LOG(ERR,
+ "System alloc mmap failed\n");
+ /* Free Table control block */
+ fparms.rm_db = eem_db[TF_DIR_RX];
+ fparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
+ fparms.index = parms->tbl_scope_id;
+ tf_rm_free(&fparms);
+ return -EINVAL;
+ }
+
+ tbl_scope_cb->valid = true;
+ }
+#endif
/* Get mask to use on hash */
mask = tf_em_get_key_mask(tbl_scope_cb->em_ctx_info[parms->dir].em_tables[TF_KEY0_TABLE].num_entries);
@@ -1017,6 +1037,27 @@ int tf_tbl_ext_common_set(struct tf *tfp,
return -EINVAL;
}
+#if (TF_EM_SYSMEM_DELAY_EXPORT == 1)
+ if (!tbl_scope_cb->valid) {
+ rc = offload_system_mmap(tbl_scope_cb);
+
+ if (rc) {
+ struct tf_rm_free_parms fparms = { 0 };
+
+ TFP_DRV_LOG(ERR,
+ "System alloc mmap failed\n");
+ /* Free Table control block */
+ fparms.rm_db = eem_db[TF_DIR_RX];
+ fparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
+ fparms.index = parms->tbl_scope_id;
+ tf_rm_free(&fparms);
+ return -EINVAL;
+ }
+
+ tbl_scope_cb->valid = true;
+ }
+#endif
+
op.opcode = HCAPI_CFA_HWOPS_PUT;
key_tbl.base0 =
(uint8_t *)&tbl_scope_cb->em_ctx_info[parms->dir].em_tables[TF_RECORD_TABLE];
diff --git a/drivers/net/bnxt/tf_core/tf_em_internal.c b/drivers/net/bnxt/tf_core/tf_em_internal.c
index 3129fbe..462d0fa 100644
--- a/drivers/net/bnxt/tf_core/tf_em_internal.c
+++ b/drivers/net/bnxt/tf_core/tf_em_internal.c
@@ -179,7 +179,7 @@ tf_em_insert_int_entry(struct tf *tfp,
return -1;
PMD_DRV_LOG
- (ERR,
+ (DEBUG,
"%s, Internal entry @ Index:%d rptr_index:0x%x rptr_entry:0x%x num_of_entries:%d\n",
tf_dir_2_str(parms->dir),
index,
diff --git a/drivers/net/bnxt/tf_core/tf_em_system.c b/drivers/net/bnxt/tf_core/tf_em_system.c
index 339392c..1c3c702 100644
--- a/drivers/net/bnxt/tf_core/tf_em_system.c
+++ b/drivers/net/bnxt/tf_core/tf_em_system.c
@@ -272,8 +272,7 @@ tf_prepare_dmabuf_bnxt_lfc_device(struct tf_tbl_scope_cb *tbl_scope_cb)
return 0;
}
-static int
-offload_system_mmap(struct tf_tbl_scope_cb *tbl_scope_cb)
+int offload_system_mmap(struct tf_tbl_scope_cb *tbl_scope_cb)
{
int rc;
int dmabuf_fd;
@@ -455,6 +454,7 @@ tf_em_ext_alloc(struct tf *tfp,
}
}
+#if (TF_EM_SYSMEM_DELAY_EXPORT == 0)
rc = offload_system_mmap(tbl_scope_cb);
if (rc) {
@@ -462,6 +462,7 @@ tf_em_ext_alloc(struct tf *tfp,
"System alloc mmap failed\n");
goto cleanup_full;
}
+#endif
return rc;
@@ -527,6 +528,7 @@ tf_em_ext_free(struct tf *tfp,
}
tf_dmabuf_free(tfp, tbl_scope_cb);
+ tbl_scope_cb->valid = false;
return rc;
}
--
2.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread* [dpdk-dev] [PATCH 02/10] net/bnxt: implement TF Identifier search
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 01/10] net/bnxt: add option to delay EEM sysmem mapping Somnath Kotur
@ 2020-07-13 6:28 ` Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 03/10] net/bnxt: check index range in bulk get Somnath Kotur
` (8 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: Somnath Kotur @ 2020-07-13 6:28 UTC (permalink / raw)
To: dev; +Cc: ferruh.yigit
From: Jay Ding <jay.ding@broadcom.com>
Implement shadow copy DB to hold reference count for
each ID in each identifier type. Implement identifier
search functionality.
Signed-off-by: Jay Ding <jay.ding@broadcom.com>
Reviewed-by: Randy Schacher <stuart.schacher@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
---
drivers/net/bnxt/meson.build | 3 +-
drivers/net/bnxt/tf_core/Makefile | 1 +
drivers/net/bnxt/tf_core/tf_core.c | 61 +++++++
drivers/net/bnxt/tf_core/tf_core.h | 70 +++++++-
drivers/net/bnxt/tf_core/tf_device.h | 20 +++
drivers/net/bnxt/tf_core/tf_device_p4.c | 2 +
drivers/net/bnxt/tf_core/tf_identifier.c | 148 +++++++++++++++
drivers/net/bnxt/tf_core/tf_identifier.h | 47 +++++
drivers/net/bnxt/tf_core/tf_rm.c | 2 +
drivers/net/bnxt/tf_core/tf_rm.h | 8 +
drivers/net/bnxt/tf_core/tf_shadow_identifier.c | 190 ++++++++++++++++++++
drivers/net/bnxt/tf_core/tf_shadow_identifier.h | 229 ++++++++++++++++++++++++
12 files changed, 777 insertions(+), 4 deletions(-)
create mode 100644 drivers/net/bnxt/tf_core/tf_shadow_identifier.c
create mode 100644 drivers/net/bnxt/tf_core/tf_shadow_identifier.h
diff --git a/drivers/net/bnxt/meson.build b/drivers/net/bnxt/meson.build
index 0b93c31..8529b33 100644
--- a/drivers/net/bnxt/meson.build
+++ b/drivers/net/bnxt/meson.build
@@ -46,7 +46,7 @@ sources = files('bnxt_cpr.c',
'tf_core/ll.c',
'tf_core/tf_global_cfg.c',
'tf_core/tf_em_host.c',
- 'tf_ulp/ulp_fc_mgr.c',
+ 'tf_core/tf_shadow_identifier.c',
'hcapi/hcapi_cfa_p4.c',
@@ -63,6 +63,7 @@ sources = files('bnxt_cpr.c',
'tf_ulp/bnxt_ulp_flow.c',
'tf_ulp/ulp_port_db.c',
'tf_ulp/ulp_def_rules.c',
+ 'tf_ulp/ulp_fc_mgr.c',
'rte_pmd_bnxt.c')
diff --git a/drivers/net/bnxt/tf_core/Makefile b/drivers/net/bnxt/tf_core/Makefile
index 8064714..9c2735d 100644
--- a/drivers/net/bnxt/tf_core/Makefile
+++ b/drivers/net/bnxt/tf_core/Makefile
@@ -31,3 +31,4 @@ SRCS-$(CONFIG_RTE_LIBRTE_BNXT_PMD) += tf_core/tf_tcam.c
SRCS-$(CONFIG_RTE_LIBRTE_BNXT_PMD) += tf_core/tf_util.c
SRCS-$(CONFIG_RTE_LIBRTE_BNXT_PMD) += tf_core/tf_if_tbl.c
SRCS-$(CONFIG_RTE_LIBRTE_BNXT_PMD) += tf_core/tf_global_cfg.c
+SRCS-$(CONFIG_RTE_LIBRTE_BNXT_PMD) += tf_core/tf_shadow_identifier.c
diff --git a/drivers/net/bnxt/tf_core/tf_core.c b/drivers/net/bnxt/tf_core/tf_core.c
index a404cb8..97e7952 100644
--- a/drivers/net/bnxt/tf_core/tf_core.c
+++ b/drivers/net/bnxt/tf_core/tf_core.c
@@ -534,6 +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,
@@ -547,6 +548,66 @@ tf_free_identifier(struct tf *tfp,
}
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_alloc_tcam_entry(struct tf *tfp,
struct tf_alloc_tcam_entry_parms *parms)
{
diff --git a/drivers/net/bnxt/tf_core/tf_core.h b/drivers/net/bnxt/tf_core/tf_core.h
index 9e80426..9a5e816 100644
--- a/drivers/net/bnxt/tf_core/tf_core.h
+++ b/drivers/net/bnxt/tf_core/tf_core.h
@@ -695,9 +695,9 @@ struct tf_alloc_identifier_parms {
*/
enum tf_identifier_type ident_type;
/**
- * [out] Identifier allocated
+ * [out] Allocated identifier
*/
- uint16_t id;
+ uint32_t id;
};
/**
@@ -715,7 +715,38 @@ struct tf_free_identifier_parms {
/**
* [in] ID to free
*/
- uint16_t id;
+ uint32_t id;
+ /**
+ * (experimental)
+ * [out] Current refcnt after free
+ */
+ uint32_t ref_cnt;
+};
+
+/**
+ * tf_search_identifier parameter definition (experimental)
+ */
+struct tf_search_identifier_parms {
+ /**
+ * [in] receive or transmit direction
+ */
+ enum tf_dir dir;
+ /**
+ * [in] Identifier type
+ */
+ enum tf_identifier_type ident_type;
+ /**
+ * [in] Identifier data to search for
+ */
+ uint32_t search_id;
+ /**
+ * [out] Set if matching identifier found
+ */
+ bool hit;
+ /**
+ * [out] Current ref count after allocation
+ */
+ uint32_t ref_cnt;
};
/**
@@ -724,6 +755,9 @@ struct tf_free_identifier_parms {
* TruFlow core will allocate a free id from the per identifier resource type
* pool reserved for the session during tf_open(). No firmware is involved.
*
+ * If shadow copy is enabled, the internal ref_cnt is set to 1 in the
+ * shadow table for a newly allocated resource.
+ *
* Returns success or failure code.
*/
int tf_alloc_identifier(struct tf *tfp,
@@ -736,12 +770,42 @@ int tf_alloc_identifier(struct tf *tfp,
* reserved for the session. No firmware is involved. During tf_close, the
* complete pool is returned to the firmware.
*
+ * additional operation (experimental)
+ * Decrement reference count. Only release resource once refcnt goes to 0 if
+ * shadow copy is enabled.
+ *
* Returns success or failure code.
*/
int tf_free_identifier(struct tf *tfp,
struct tf_free_identifier_parms *parms);
/**
+ * Search identifier resource (experimental)
+ *
+ * If the shadow copy is enabled search_id is used to search for a matching
+ * entry in the shadow table. The shadow table consists of an array of
+ * reference counts indexed by identifier. If a matching entry is found hit is
+ * set to TRUE, refcnt is increased by 1 and returned. Otherwise, hit is
+ * set to false and refcnt is set to 0.
+ *
+ * TODO: we may need a per table internal shadow copy enable flag to stage
+ * the shadow table implementation. We do not need the shadow table for other
+ * tables at this time so we may only want to enable the identifier shadow.
+ *
+ * TODO: remove this pseudocode below added to show that if search fails
+ * we shouldn't allocate a new entry but return.
+ *
+ * identifier alloc (search_en=1)
+ * if (ident is allocated and ref_cnt >=1)
+ * return ident - hit is set, incr refcnt
+ * else (not found)
+ * return
+ *
+ */
+int tf_search_identifier(struct tf *tfp,
+ struct tf_search_identifier_parms *parms);
+
+/**
* @page dram_table DRAM Table Scope Interface
*
* @ref tf_alloc_tbl_scope
diff --git a/drivers/net/bnxt/tf_core/tf_device.h b/drivers/net/bnxt/tf_core/tf_device.h
index 0bc7090..fce7f25 100644
--- a/drivers/net/bnxt/tf_core/tf_device.h
+++ b/drivers/net/bnxt/tf_core/tf_device.h
@@ -199,6 +199,26 @@ struct tf_dev_ops {
struct tf_ident_free_parms *parms);
/**
+ * Search of an identifier element.
+ *
+ * This API search the specified identifier element from a
+ * device specific identifier shadow DB. The allocated element
+ * is returned.
+ *
+ * [in] tfp
+ * Pointer to TF handle
+ *
+ * [in] parms
+ * Pointer to identifier search parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+ int (*tf_dev_search_ident)(struct tf *tfp,
+ struct tf_ident_search_parms *parms);
+
+ /**
* Allocation of a table type element.
*
* This API allocates the specified table type element from a
diff --git a/drivers/net/bnxt/tf_core/tf_device_p4.c b/drivers/net/bnxt/tf_core/tf_device_p4.c
index dfe626c..f38c38e 100644
--- a/drivers/net/bnxt/tf_core/tf_device_p4.c
+++ b/drivers/net/bnxt/tf_core/tf_device_p4.c
@@ -86,6 +86,7 @@ const struct tf_dev_ops tf_dev_ops_p4_init = {
.tf_dev_get_tcam_slice_info = tf_dev_p4_get_tcam_slice_info,
.tf_dev_alloc_ident = NULL,
.tf_dev_free_ident = NULL,
+ .tf_dev_search_ident = NULL,
.tf_dev_alloc_ext_tbl = NULL,
.tf_dev_alloc_tbl = NULL,
.tf_dev_free_ext_tbl = NULL,
@@ -120,6 +121,7 @@ const struct tf_dev_ops tf_dev_ops_p4 = {
.tf_dev_get_tcam_slice_info = tf_dev_p4_get_tcam_slice_info,
.tf_dev_alloc_ident = tf_ident_alloc,
.tf_dev_free_ident = tf_ident_free,
+ .tf_dev_search_ident = tf_ident_search,
.tf_dev_alloc_tbl = tf_tbl_alloc,
.tf_dev_alloc_ext_tbl = tf_tbl_ext_alloc,
.tf_dev_free_tbl = tf_tbl_free,
diff --git a/drivers/net/bnxt/tf_core/tf_identifier.c b/drivers/net/bnxt/tf_core/tf_identifier.c
index 90aeaa4..273d629 100644
--- a/drivers/net/bnxt/tf_core/tf_identifier.c
+++ b/drivers/net/bnxt/tf_core/tf_identifier.c
@@ -6,6 +6,7 @@
#include <rte_common.h>
#include "tf_identifier.h"
+#include "tf_shadow_identifier.h"
#include "tf_common.h"
#include "tf_rm.h"
#include "tf_util.h"
@@ -23,6 +24,16 @@ static void *ident_db[TF_DIR_MAX];
*/
static uint8_t init;
+/**
+ * Identifier shadow DBs.
+ */
+static void *ident_shadow_db[TF_DIR_MAX];
+
+/**
+ * Shadow DB Init flag, set on bind and cleared on unbind
+ */
+static uint8_t shadow_init;
+
int
tf_ident_bind(struct tf *tfp,
struct tf_ident_cfg_parms *parms)
@@ -30,6 +41,8 @@ tf_ident_bind(struct tf *tfp,
int rc;
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 };
TF_CHECK_PARMS2(tfp, parms);
@@ -55,6 +68,23 @@ tf_ident_bind(struct tf *tfp,
return rc;
}
+
+ if (parms->shadow_copy) {
+ shadow_cfg.alloc_cnt =
+ parms->resources->ident_cnt[i].cnt;
+ shadow_cdb.num_elements = parms->num_elements;
+ shadow_cdb.tf_shadow_ident_db = &ident_shadow_db[i];
+ shadow_cdb.cfg = &shadow_cfg;
+ rc = tf_shadow_ident_create_db(&shadow_cdb);
+ if (rc) {
+ TFP_DRV_LOG(ERR,
+ "%s: Ident shadow DB creation failed\n",
+ tf_dir_2_str(i));
+
+ return rc;
+ }
+ shadow_init = 1;
+ }
}
init = 1;
@@ -71,6 +101,7 @@ tf_ident_unbind(struct tf *tfp)
int rc = 0;
int i;
struct tf_rm_free_db_parms fparms = { 0 };
+ struct tf_shadow_ident_free_db_parms sparms = { 0 };
TF_CHECK_PARMS1(tfp);
@@ -89,10 +120,22 @@ tf_ident_unbind(struct tf *tfp)
TFP_DRV_LOG(ERR,
"rm free failed on unbind\n");
}
+ if (shadow_init) {
+ sparms.tf_shadow_ident_db = ident_shadow_db[i];
+ rc = tf_shadow_ident_free_db(&sparms);
+ if (rc) {
+ /* TODO: If there are failures on unbind we
+ * really just have to try until all DBs are
+ * attempted to be cleared.
+ */
+ }
+ ident_shadow_db[i] = NULL;
+ }
ident_db[i] = NULL;
}
init = 0;
+ shadow_init = 0;
return 0;
}
@@ -103,7 +146,9 @@ tf_ident_alloc(struct tf *tfp __rte_unused,
{
int rc;
uint32_t id;
+ uint32_t base_id;
struct tf_rm_allocate_parms aparms = { 0 };
+ struct tf_shadow_ident_insert_parms iparms = { 0 };
TF_CHECK_PARMS2(tfp, parms);
@@ -118,6 +163,7 @@ tf_ident_alloc(struct tf *tfp __rte_unused,
aparms.rm_db = ident_db[parms->dir];
aparms.db_index = parms->type;
aparms.index = &id;
+ aparms.base_index = &base_id;
rc = tf_rm_allocate(&aparms);
if (rc) {
TFP_DRV_LOG(ERR,
@@ -127,6 +173,21 @@ tf_ident_alloc(struct tf *tfp __rte_unused,
return rc;
}
+ if (shadow_init) {
+ iparms.tf_shadow_ident_db = ident_shadow_db[parms->dir];
+ iparms.type = parms->type;
+ iparms.id = base_id;
+
+ rc = tf_shadow_ident_insert(&iparms);
+ if (rc) {
+ TFP_DRV_LOG(ERR,
+ "%s: Failed insert shadow DB, type:%d\n",
+ tf_dir_2_str(parms->dir),
+ parms->type);
+ return rc;
+ }
+ }
+
*parms->id = id;
return 0;
@@ -139,7 +200,9 @@ tf_ident_free(struct tf *tfp __rte_unused,
int rc;
struct tf_rm_is_allocated_parms aparms = { 0 };
struct tf_rm_free_parms fparms = { 0 };
+ struct tf_shadow_ident_remove_parms rparms = { 0 };
int allocated = 0;
+ uint32_t base_id;
TF_CHECK_PARMS2(tfp, parms);
@@ -154,6 +217,7 @@ tf_ident_free(struct tf *tfp __rte_unused,
aparms.rm_db = ident_db[parms->dir];
aparms.db_index = parms->type;
aparms.index = parms->id;
+ aparms.base_index = &base_id;
aparms.allocated = &allocated;
rc = tf_rm_is_allocated(&aparms);
if (rc)
@@ -168,6 +232,27 @@ tf_ident_free(struct tf *tfp __rte_unused,
return -EINVAL;
}
+ if (shadow_init) {
+ rparms.tf_shadow_ident_db = ident_shadow_db[parms->dir];
+ rparms.type = parms->type;
+ rparms.id = base_id;
+ rparms.ref_cnt = parms->ref_cnt;
+
+ rc = tf_shadow_ident_remove(&rparms);
+ if (rc) {
+ TFP_DRV_LOG(ERR,
+ "%s: ref_cnt was 0 in shadow DB,"
+ " type:%d, index:%d\n",
+ tf_dir_2_str(parms->dir),
+ parms->type,
+ parms->id);
+ return rc;
+ }
+
+ if (*rparms.ref_cnt > 0)
+ return 0;
+ }
+
/* Free requested element */
fparms.rm_db = ident_db[parms->dir];
fparms.db_index = parms->type;
@@ -184,3 +269,66 @@ tf_ident_free(struct tf *tfp __rte_unused,
return 0;
}
+
+int
+tf_ident_search(struct tf *tfp __rte_unused,
+ struct tf_ident_search_parms *parms)
+{
+ int rc;
+ struct tf_rm_is_allocated_parms aparms = { 0 };
+ struct tf_shadow_ident_search_parms sparms = { 0 };
+ int allocated = 0;
+ uint32_t base_id;
+
+ TF_CHECK_PARMS2(tfp, parms);
+
+ if (!init) {
+ TFP_DRV_LOG(ERR,
+ "%s: No Identifier DBs created\n",
+ tf_dir_2_str(parms->dir));
+ return -EINVAL;
+ }
+
+ if (!shadow_init) {
+ TFP_DRV_LOG(ERR,
+ "%s: Identifier Shadow copy is not enabled\n",
+ tf_dir_2_str(parms->dir));
+ return -EINVAL;
+ }
+
+ /* Check if element is in use */
+ aparms.rm_db = ident_db[parms->dir];
+ aparms.db_index = parms->type;
+ aparms.index = parms->search_id;
+ aparms.base_index = &base_id;
+ aparms.allocated = &allocated;
+ rc = tf_rm_is_allocated(&aparms);
+ if (rc)
+ return rc;
+
+ if (allocated != TF_RM_ALLOCATED_ENTRY_IN_USE) {
+ TFP_DRV_LOG(ERR,
+ "%s: Entry not allocated, type:%d, index:%d\n",
+ tf_dir_2_str(parms->dir),
+ parms->type,
+ parms->search_id);
+ return -EINVAL;
+ }
+
+ sparms.tf_shadow_ident_db = ident_shadow_db[parms->dir];
+ sparms.type = parms->type;
+ sparms.search_id = base_id;
+ sparms.hit = parms->hit;
+ sparms.ref_cnt = parms->ref_cnt;
+
+ rc = tf_shadow_ident_search(&sparms);
+ if (rc) {
+ TFP_DRV_LOG(ERR,
+ "%s: Failed search shadow DB, type:%d\n",
+ tf_dir_2_str(parms->dir),
+ parms->type);
+ return rc;
+ }
+
+ return 0;
+}
diff --git a/drivers/net/bnxt/tf_core/tf_identifier.h b/drivers/net/bnxt/tf_core/tf_identifier.h
index 6e36c52..6d9fa08 100644
--- a/drivers/net/bnxt/tf_core/tf_identifier.h
+++ b/drivers/net/bnxt/tf_core/tf_identifier.h
@@ -66,6 +66,37 @@ struct tf_ident_free_parms {
* [in] ID to free
*/
uint16_t id;
+ /**
+ * (experimental)
+ * [out] Current refcnt after free
+ */
+ uint32_t *ref_cnt;
+};
+
+/**
+ * Identifier search parameter definition
+ */
+struct tf_ident_search_parms {
+ /**
+ * [in] receive or transmit direction
+ */
+ enum tf_dir dir;
+ /**
+ * [in] Identifier type
+ */
+ enum tf_identifier_type type;
+ /**
+ * [in] Identifier data to search for
+ */
+ uint16_t search_id;
+ /**
+ * [out] Set if matching identifier found
+ */
+ bool *hit;
+ /**
+ * [out] Current ref count after allocation
+ */
+ uint32_t *ref_cnt;
};
/**
@@ -144,4 +175,20 @@ int tf_ident_alloc(struct tf *tfp,
int tf_ident_free(struct tf *tfp,
struct tf_ident_free_parms *parms);
+/**
+ * Search a single identifier type.
+ *
+ * [in] tfp
+ * Pointer to TF handle, used for HCAPI communication
+ *
+ * [in] parms
+ * Pointer to parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_ident_search(struct tf *tfp,
+ struct tf_ident_search_parms *parms);
+
#endif /* _TF_IDENTIFIER_H_ */
diff --git a/drivers/net/bnxt/tf_core/tf_rm.c b/drivers/net/bnxt/tf_core/tf_rm.c
index fdb87ec..78bc231 100644
--- a/drivers/net/bnxt/tf_core/tf_rm.c
+++ b/drivers/net/bnxt/tf_core/tf_rm.c
@@ -755,6 +755,7 @@ tf_rm_allocate(struct tf_rm_allocate_parms *parms)
}
*parms->index = index;
+ *parms->base_index = id;
return rc;
}
@@ -841,6 +842,7 @@ tf_rm_is_allocated(struct tf_rm_is_allocated_parms *parms)
if (rc)
return rc;
+ *parms->base_index = adj_index;
*parms->allocated = ba_inuse(rm_db->db[parms->db_index].pool,
adj_index);
diff --git a/drivers/net/bnxt/tf_core/tf_rm.h b/drivers/net/bnxt/tf_core/tf_rm.h
index 775f0aa..971120a 100644
--- a/drivers/net/bnxt/tf_core/tf_rm.h
+++ b/drivers/net/bnxt/tf_core/tf_rm.h
@@ -204,6 +204,10 @@ struct tf_rm_allocate_parms {
* available index)
*/
uint32_t priority;
+ /**
+ * [in] Pointer to the allocated index before adjusted.
+ */
+ uint32_t *base_index;
};
/**
@@ -246,6 +250,10 @@ struct tf_rm_is_allocated_parms {
* [in] Pointer to flag that indicates the state of the query
*/
int *allocated;
+ /**
+ * [in] Pointer to the allocated index before adjusted.
+ */
+ uint32_t *base_index;
};
/**
diff --git a/drivers/net/bnxt/tf_core/tf_shadow_identifier.c b/drivers/net/bnxt/tf_core/tf_shadow_identifier.c
new file mode 100644
index 0000000..390d22f
--- /dev/null
+++ b/drivers/net/bnxt/tf_core/tf_shadow_identifier.c
@@ -0,0 +1,190 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2019-2020 Broadcom
+ * All rights reserved.
+ */
+
+#include <rte_common.h>
+
+#include "tf_shadow_identifier.h"
+#include "tf_common.h"
+#include "tf_util.h"
+#include "tfp.h"
+
+/**
+ * Shadow identifier DB element
+ */
+struct tf_shadow_ident_element {
+ /**
+ * Identifier
+ */
+ uint32_t *id;
+
+ /**
+ * Reference count, array of number of identifier type entries
+ */
+ uint32_t *ref_count;
+};
+
+/**
+ * Shadow identifier DB definition
+ */
+struct tf_shadow_ident_db {
+ /**
+ * Number of elements in the DB
+ */
+ uint16_t num_entries;
+
+ /**
+ * The DB consists of an array of elements
+ */
+ struct tf_shadow_ident_element *db;
+};
+
+int
+tf_shadow_ident_create_db(struct tf_shadow_ident_create_db_parms *parms)
+{
+ int rc;
+ int i;
+ struct tfp_calloc_parms cparms;
+ struct tf_shadow_ident_db *shadow_db;
+ struct tf_shadow_ident_element *db;
+
+ TF_CHECK_PARMS1(parms);
+
+ /* Build the shadow DB per the request */
+ cparms.nitems = 1;
+ cparms.size = sizeof(struct tf_shadow_ident_db);
+ cparms.alignment = 0;
+ rc = tfp_calloc(&cparms);
+ if (rc)
+ return rc;
+ shadow_db = (void *)cparms.mem_va;
+
+ /* Build the DB within shadow DB */
+ cparms.nitems = parms->num_elements;
+ cparms.size = sizeof(struct tf_shadow_ident_element);
+ rc = tfp_calloc(&cparms);
+ if (rc)
+ return rc;
+ shadow_db->db = (struct tf_shadow_ident_element *)cparms.mem_va;
+ shadow_db->num_entries = parms->num_elements;
+
+ db = shadow_db->db;
+ for (i = 0; i < parms->num_elements; i++) {
+ /* If the element didn't request an allocation no need
+ * to create a pool nor verify if we got a reservation.
+ */
+ if (parms->cfg->alloc_cnt[i] == 0)
+ continue;
+
+ /* Create array */
+ cparms.nitems = parms->cfg->alloc_cnt[i];
+ cparms.size = sizeof(uint32_t);
+ rc = tfp_calloc(&cparms);
+ if (rc) {
+ TFP_DRV_LOG(ERR,
+ "%s: Array alloc failed, type:%d\n",
+ tf_dir_2_str(parms->dir),
+ i);
+ goto fail;
+ }
+ db[i].ref_count = (uint32_t *)cparms.mem_va;
+ }
+
+ *parms->tf_shadow_ident_db = (void *)shadow_db;
+
+ return 0;
+fail:
+ tfp_free((void *)db->ref_count);
+ tfp_free((void *)db);
+ tfp_free((void *)shadow_db);
+ parms->tf_shadow_ident_db = NULL;
+
+ return -EINVAL;
+}
+
+int
+tf_shadow_ident_free_db(struct tf_shadow_ident_free_db_parms *parms)
+{
+ int i;
+ struct tf_shadow_ident_db *shadow_db;
+
+ TF_CHECK_PARMS1(parms);
+
+ shadow_db = (struct tf_shadow_ident_db *)parms->tf_shadow_ident_db;
+ for (i = 0; i < shadow_db->num_entries; i++)
+ tfp_free((void *)shadow_db->db[i].ref_count);
+
+ tfp_free((void *)shadow_db->db);
+ tfp_free((void *)parms->tf_shadow_ident_db);
+
+ return 0;
+}
+
+int
+tf_shadow_ident_search(struct tf_shadow_ident_search_parms *parms)
+{
+ struct tf_shadow_ident_db *shadow_db;
+ uint32_t ref_cnt = 0;
+
+ TF_CHECK_PARMS1(parms);
+
+ shadow_db = (struct tf_shadow_ident_db *)parms->tf_shadow_ident_db;
+ ref_cnt = shadow_db->db[parms->type].ref_count[parms->search_id];
+ if (ref_cnt > 0) {
+ *parms->hit = 1;
+ *parms->ref_cnt = ++ref_cnt;
+ shadow_db->db[parms->type].ref_count[parms->search_id] =
+ ref_cnt;
+ } else {
+ *parms->hit = 0;
+ *parms->ref_cnt = 0;
+ }
+
+
+ return 0;
+}
+
+#define ID_REF_CNT_MAX 0xffffffff
+int
+tf_shadow_ident_insert(struct tf_shadow_ident_insert_parms *parms)
+{
+ struct tf_shadow_ident_db *shadow_db;
+
+ TF_CHECK_PARMS1(parms);
+
+ shadow_db = (struct tf_shadow_ident_db *)parms->tf_shadow_ident_db;
+
+ /* In case of overflow, ref count keeps the max value */
+ if (shadow_db->db[parms->type].ref_count[parms->id] < ID_REF_CNT_MAX)
+ shadow_db->db[parms->type].ref_count[parms->id]++;
+ else
+ TFP_DRV_LOG(ERR,
+ "Identifier %d in type %d reaches the max ref_cnt\n",
+ parms->type,
+ parms->id);
+
+ parms->ref_cnt = shadow_db->db[parms->type].ref_count[parms->id];
+
+ return 0;
+}
+
+int
+tf_shadow_ident_remove(struct tf_shadow_ident_remove_parms *parms)
+{
+ struct tf_shadow_ident_db *shadow_db;
+ uint32_t ref_cnt = 0;
+
+ TF_CHECK_PARMS1(parms);
+
+ shadow_db = (struct tf_shadow_ident_db *)parms->tf_shadow_ident_db;
+ ref_cnt = shadow_db->db[parms->type].ref_count[parms->id];
+ if (ref_cnt > 0)
+ shadow_db->db[parms->type].ref_count[parms->id]--;
+ else
+ return -EINVAL;
+
+ *parms->ref_cnt = shadow_db->db[parms->type].ref_count[parms->id];
+
+ return 0;
+}
diff --git a/drivers/net/bnxt/tf_core/tf_shadow_identifier.h b/drivers/net/bnxt/tf_core/tf_shadow_identifier.h
new file mode 100644
index 0000000..dd633af
--- /dev/null
+++ b/drivers/net/bnxt/tf_core/tf_shadow_identifier.h
@@ -0,0 +1,229 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2019-2020 Broadcom
+ * All rights reserved.
+ */
+
+#ifndef _TF_SHADOW_IDENTIFIER_H_
+#define _TF_SHADOW_IDENTIFIER_H_
+
+#include "tf_core.h"
+
+struct tf;
+
+/**
+ * The Shadow Identifier module provides shadow DB handling for identifier based
+ * TF types. A shadow DB provides the capability that allows for reuse
+ * of TF resources.
+ *
+ * A Shadow identifier DB is intended to be used by the Identifier Type module
+ * only.
+ */
+
+/**
+ * Shadow DB configuration information for a single identifier type.
+ *
+ * It is used in an array of identifier types. The array must be ordered
+ * by the TF type is represents.
+ */
+struct tf_shadow_ident_cfg_parms {
+ /**
+ * TF Identifier type
+ */
+ enum tf_identifier_type type;
+
+ /**
+ * Number of entries the Shadow DB needs to hold
+ */
+ int num_entries;
+
+ /**
+ * Resource allocation count array. This array content
+ * originates from the tf_session_resources that is passed in
+ * on session open.
+ * Array size is num_elements.
+ */
+ uint16_t *alloc_cnt;
+};
+
+/**
+ * Shadow identifier DB creation parameters
+ */
+struct tf_shadow_ident_create_db_parms {
+ /**
+ * [in] Receive or transmit direction.
+ */
+ enum tf_dir dir;
+ /**
+ * [in] Configuration information for the shadow db
+ */
+ struct tf_shadow_ident_cfg_parms *cfg;
+ /**
+ * [in] Number of elements in the parms structure
+ */
+ uint16_t num_elements;
+ /**
+ * [out] Shadow identifier DB handle
+ */
+ void **tf_shadow_ident_db;
+};
+
+/**
+ * Shadow identifier DB free parameters
+ */
+struct tf_shadow_ident_free_db_parms {
+ /**
+ * Shadow identifier DB handle
+ */
+ void *tf_shadow_ident_db;
+};
+
+/**
+ * Shadow identifier search parameters
+ */
+struct tf_shadow_ident_search_parms {
+ /**
+ * [in] Shadow identifier DB handle
+ */
+ void *tf_shadow_ident_db;
+ /**
+ * [in] Identifier type
+ */
+ enum tf_identifier_type type;
+ /**
+ * [in] id to search
+ */
+ uint16_t search_id;
+ /**
+ * [out] Index of the found element returned if hit
+ */
+ bool *hit;
+ /**
+ * [out] Reference count incremented if hit
+ */
+ uint32_t *ref_cnt;
+};
+
+/**
+ * Shadow identifier insert parameters
+ */
+struct tf_shadow_ident_insert_parms {
+ /**
+ * [in] Shadow identifier DB handle
+ */
+ void *tf_shadow_ident_db;
+ /**
+ * [in] Tbl type
+ */
+ enum tf_identifier_type type;
+ /**
+ * [in] Entry to update
+ */
+ uint16_t id;
+ /**
+ * [out] Reference count after insert
+ */
+ uint32_t ref_cnt;
+};
+
+/**
+ * Shadow identifier remove parameters
+ */
+struct tf_shadow_ident_remove_parms {
+ /**
+ * [in] Shadow identifier DB handle
+ */
+ void *tf_shadow_ident_db;
+ /**
+ * [in] Tbl type
+ */
+ enum tf_identifier_type type;
+ /**
+ * [in] Entry to update
+ */
+ uint16_t id;
+ /**
+ * [out] Reference count after removal
+ */
+ uint32_t *ref_cnt;
+};
+
+/**
+ * @page shadow_ident Shadow identifier DB
+ *
+ * @ref tf_shadow_ident_create_db
+ *
+ * @ref tf_shadow_ident_free_db
+ *
+ * @reg tf_shadow_ident_search
+ *
+ * @reg tf_shadow_ident_insert
+ *
+ * @reg tf_shadow_ident_remove
+ */
+
+/**
+ * Creates and fills a Shadow identifier DB. The DB is indexed per the
+ * parms structure.
+ *
+ * [in] parms
+ * Pointer to create db parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_shadow_ident_create_db(struct tf_shadow_ident_create_db_parms *parms);
+
+/**
+ * Closes the Shadow identifier DB and frees all allocated
+ * resources per the associated database.
+ *
+ * [in] parms
+ * Pointer to the free DB parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_shadow_ident_free_db(struct tf_shadow_ident_free_db_parms *parms);
+
+/**
+ * Search Shadow identifier db for matching result
+ *
+ * [in] parms
+ * Pointer to the search parameters
+ *
+ * Returns
+ * - (0) if successful, element was found.
+ * - (-EINVAL) on failure.
+ */
+int tf_shadow_ident_search(struct tf_shadow_ident_search_parms *parms);
+
+/**
+ * Inserts an element into the Shadow identifier DB. Ref_count after insert
+ * will be incremented.
+ *
+ * [in] parms
+ * Pointer to insert parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_shadow_ident_insert(struct tf_shadow_ident_insert_parms *parms);
+
+/**
+ * Removes an element from the Shadow identifier DB. Will fail if the
+ * elements ref_count is 0. Ref_count after removal will be
+ * decremented.
+ *
+ * [in] parms
+ * Pointer to remove parameter
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_shadow_ident_remove(struct tf_shadow_ident_remove_parms *parms);
+
+#endif /* _TF_SHADOW_IDENTIFIER_H_ */
--
2.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread* [dpdk-dev] [PATCH 03/10] net/bnxt: check index range in bulk get
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 01/10] net/bnxt: add option to delay EEM sysmem mapping Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 02/10] net/bnxt: implement TF Identifier search Somnath Kotur
@ 2020-07-13 6:28 ` Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 04/10] net/bnxt: add changes to support 2 table scopes Somnath Kotur
` (7 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: Somnath Kotur @ 2020-07-13 6:28 UTC (permalink / raw)
To: dev; +Cc: ferruh.yigit
From: Jay Ding <jay.ding@broadcom.com>
In tf_tbl_bulk_get, check if the indexes are in the range
of reserved tbl id instead of checking the allocation of each id.
Signed-off-by: Jay Ding <jay.ding@broadcom.com>
Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
Reviewed-by: Randy Schacher <stuart.schacher@broadcom.com>
Reviewed-by: Ajit Kumar Khaparde <ajit.khaparde@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
---
drivers/net/bnxt/tf_core/tf_core.h | 8 ++++---
drivers/net/bnxt/tf_core/tf_msg.c | 3 ++-
drivers/net/bnxt/tf_core/tf_rm.c | 45 ++++++++++++++++++++++++++++++++++++--
drivers/net/bnxt/tf_core/tf_rm.h | 37 +++++++++++++++++++++++++++++++
drivers/net/bnxt/tf_core/tf_tbl.c | 40 ++++++++++++++-------------------
5 files changed, 104 insertions(+), 29 deletions(-)
diff --git a/drivers/net/bnxt/tf_core/tf_core.h b/drivers/net/bnxt/tf_core/tf_core.h
index 9a5e816..758685e 100644
--- a/drivers/net/bnxt/tf_core/tf_core.h
+++ b/drivers/net/bnxt/tf_core/tf_core.h
@@ -1426,10 +1426,12 @@ struct tf_bulk_get_tbl_entry_parms {
/**
* Bulk get index table entry
*
- * Used to retrieve a previous set index table entry.
+ * Used to retrieve a set of index table entries.
*
- * Reads and compares with the shadow table copy (if enabled) (only
- * for internal objects).
+ * Entries within the range may not have been allocated using
+ * tf_alloc_tbl_entry() at the time of access. But the range must
+ * be within the bounds determined from tf_open_session() for the
+ * given table type. Currently, this is only used for collecting statistics.
*
* Returns success or failure code. Failure will be returned if the
* provided data buffer is too small for the data type requested.
diff --git a/drivers/net/bnxt/tf_core/tf_msg.c b/drivers/net/bnxt/tf_core/tf_msg.c
index 1e14d92..53515ad 100644
--- a/drivers/net/bnxt/tf_core/tf_msg.c
+++ b/drivers/net/bnxt/tf_core/tf_msg.c
@@ -143,7 +143,8 @@ tf_msg_session_open(struct tf *tfp,
return rc;
*fw_session_id = (uint8_t)tfp_le_to_cpu_32(resp.fw_session_id);
- *fw_session_client_id = (uint8_t)tfp_le_to_cpu_32(resp.fw_session_id);
+ *fw_session_client_id =
+ (uint8_t)tfp_le_to_cpu_32(resp.fw_session_client_id);
return rc;
}
diff --git a/drivers/net/bnxt/tf_core/tf_rm.c b/drivers/net/bnxt/tf_core/tf_rm.c
index 78bc231..9aec954 100644
--- a/drivers/net/bnxt/tf_core/tf_rm.c
+++ b/drivers/net/bnxt/tf_core/tf_rm.c
@@ -755,7 +755,8 @@ tf_rm_allocate(struct tf_rm_allocate_parms *parms)
}
*parms->index = index;
- *parms->base_index = id;
+ if (parms->base_index)
+ *parms->base_index = id;
return rc;
}
@@ -842,7 +843,8 @@ tf_rm_is_allocated(struct tf_rm_is_allocated_parms *parms)
if (rc)
return rc;
- *parms->base_index = adj_index;
+ if (parms->base_index)
+ *parms->base_index = adj_index;
*parms->allocated = ba_inuse(rm_db->db[parms->db_index].pool,
adj_index);
@@ -922,3 +924,42 @@ tf_rm_get_inuse_count(struct tf_rm_get_inuse_count_parms *parms)
return rc;
}
+
+int
+tf_rm_check_indexes_in_range(struct tf_rm_check_indexes_in_range_parms *parms)
+{
+ struct tf_rm_new_db *rm_db;
+ enum tf_rm_elem_cfg_type cfg_type;
+ uint32_t base_index;
+ uint32_t stride;
+ int rc = 0;
+
+ TF_CHECK_PARMS2(parms, parms->rm_db);
+
+ rm_db = (struct tf_rm_new_db *)parms->rm_db;
+ cfg_type = rm_db->db[parms->db_index].cfg_type;
+
+ /* Bail out if not controlled by RM */
+ if (cfg_type != TF_RM_ELEM_CFG_HCAPI_BA)
+ return -ENOTSUP;
+
+ /* Bail out if the pool is not valid, should never happen */
+ if (rm_db->db[parms->db_index].pool == NULL) {
+ rc = -ENOTSUP;
+ TFP_DRV_LOG(ERR,
+ "%s: Invalid pool for this type:%d, rc:%s\n",
+ tf_dir_2_str(rm_db->dir),
+ parms->db_index,
+ strerror(-rc));
+ return rc;
+ }
+
+ base_index = rm_db->db[parms->db_index].alloc.entry.start;
+ stride = rm_db->db[parms->db_index].alloc.entry.stride;
+
+ if (parms->starting_index < base_index ||
+ parms->starting_index + parms->num_entries > base_index + stride)
+ return -EINVAL;
+
+ return rc;
+}
diff --git a/drivers/net/bnxt/tf_core/tf_rm.h b/drivers/net/bnxt/tf_core/tf_rm.h
index 971120a..97692db 100644
--- a/drivers/net/bnxt/tf_core/tf_rm.h
+++ b/drivers/net/bnxt/tf_core/tf_rm.h
@@ -315,6 +315,29 @@ struct tf_rm_get_inuse_count_parms {
};
/**
+ * Check if the indexes are in the range of reserved resource
+ */
+struct tf_rm_check_indexes_in_range_parms {
+ /**
+ * [in] RM DB Handle
+ */
+ void *rm_db;
+ /**
+ * [in] DB Index, indicates which DB entry to perform the
+ * action on.
+ */
+ uint16_t db_index;
+ /**
+ * [in] Starting index
+ */
+ uint16_t starting_index;
+ /**
+ * [in] number of entries
+ */
+ uint16_t num_entries;
+};
+
+/**
* @page rm Resource Manager
*
* @ref tf_rm_create_db
@@ -462,4 +485,18 @@ int tf_rm_get_hcapi_type(struct tf_rm_get_hcapi_parms *parms);
*/
int tf_rm_get_inuse_count(struct tf_rm_get_inuse_count_parms *parms);
+/**
+ * Check if the requested indexes are in the range of reserved resource.
+ *
+ * [in] parms
+ * Pointer to get inuse parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int
+tf_rm_check_indexes_in_range(struct tf_rm_check_indexes_in_range_parms *parms);
+
+
#endif /* TF_RM_NEW_H_ */
diff --git a/drivers/net/bnxt/tf_core/tf_tbl.c b/drivers/net/bnxt/tf_core/tf_tbl.c
index 2b4a7c5..9ebaa34 100644
--- a/drivers/net/bnxt/tf_core/tf_tbl.c
+++ b/drivers/net/bnxt/tf_core/tf_tbl.c
@@ -350,12 +350,9 @@ tf_tbl_bulk_get(struct tf *tfp,
struct tf_tbl_get_bulk_parms *parms)
{
int rc;
- int i;
uint16_t hcapi_type;
- uint32_t idx;
- int allocated = 0;
- struct tf_rm_is_allocated_parms aparms = { 0 };
struct tf_rm_get_hcapi_parms hparms = { 0 };
+ struct tf_rm_check_indexes_in_range_parms cparms = { 0 };
TF_CHECK_PARMS2(tfp, parms);
@@ -366,26 +363,23 @@ tf_tbl_bulk_get(struct tf *tfp,
return -EINVAL;
}
- /* Verify that the entries has been previously allocated */
- aparms.rm_db = tbl_db[parms->dir];
- aparms.db_index = parms->type;
- aparms.allocated = &allocated;
- idx = parms->starting_idx;
- for (i = 0; i < parms->num_entries; i++) {
- aparms.index = idx;
- rc = tf_rm_is_allocated(&aparms);
- if (rc)
- return rc;
- if (allocated != TF_RM_ALLOCATED_ENTRY_IN_USE) {
- TFP_DRV_LOG(ERR,
- "%s, Invalid or not allocated index, type:%d, idx:%d\n",
- tf_dir_2_str(parms->dir),
- parms->type,
- idx);
- return -EINVAL;
- }
- idx++;
+ /* Verify that the entries are in the range of reserved resources. */
+ cparms.rm_db = tbl_db[parms->dir];
+ cparms.db_index = parms->type;
+ cparms.starting_index = parms->starting_idx;
+ cparms.num_entries = parms->num_entries;
+
+ rc = tf_rm_check_indexes_in_range(&cparms);
+ if (rc) {
+ TFP_DRV_LOG(ERR,
+ "%s, Invalid or %d index starting from %d"
+ " not in range, type:%d",
+ tf_dir_2_str(parms->dir),
+ parms->starting_idx,
+ parms->num_entries,
+ parms->type);
+ return rc;
}
hparms.rm_db = tbl_db[parms->dir];
--
2.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread* [dpdk-dev] [PATCH 04/10] net/bnxt: add changes to support 2 table scopes
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
` (2 preceding siblings ...)
2020-07-13 6:28 ` [dpdk-dev] [PATCH 03/10] net/bnxt: check index range in bulk get Somnath Kotur
@ 2020-07-13 6:28 ` Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 05/10] net/bnxt: add support to extract data from the ulp blob Somnath Kotur
` (6 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: Somnath Kotur @ 2020-07-13 6:28 UTC (permalink / raw)
To: dev; +Cc: ferruh.yigit
From: Farah Smith <farah.smith@broadcom.com>
Need to remap the table scope ids allocated from HCAPI RM from high
to low value because for legacy devices a table scope is a set of base
addresses. The PCIe addresses must map to a PCIe PF which exists in
the hardware.
Signed-off-by: Farah Smith <farah.smith@broadcom.com>
Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
Reviewed-by: Randy Schacher <stuart.schacher@broadcom.com>
Reviewed-by: Ajit Kumar Khaparde <ajit.khaparde@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
---
drivers/net/bnxt/tf_core/tf_em_common.c | 106 +++++++++++++++++++++++++++++++-
drivers/net/bnxt/tf_core/tf_em_common.h | 27 +++++++-
drivers/net/bnxt/tf_core/tf_em_host.c | 23 ++-----
drivers/net/bnxt/tf_core/tf_em_system.c | 19 +-----
4 files changed, 137 insertions(+), 38 deletions(-)
diff --git a/drivers/net/bnxt/tf_core/tf_em_common.c b/drivers/net/bnxt/tf_core/tf_em_common.c
index 65b9abf..10c3f16 100644
--- a/drivers/net/bnxt/tf_core/tf_em_common.c
+++ b/drivers/net/bnxt/tf_core/tf_em_common.c
@@ -44,6 +44,28 @@ static enum tf_mem_type mem_type;
/** Table scope array */
struct tf_tbl_scope_cb tbl_scopes[TF_NUM_TBL_SCOPE];
+/** Table scope reversal table
+ *
+ * Table scope are allocated from 15 to 0 within HCAPI RM. Because of the
+ * association between PFs and legacy table scopes, reverse table scope ids.
+ * 15 indicates 0, 14 indicates 1, etc... The application will only see the 0
+ * based number. The firmware will only use the 0 based number. Only HCAPI RM
+ * and Truflow RM believe the number is 15. When HCAPI RM support allocation
+ * from low to high is supported, this adjust function can be removed.
+ */
+const uint32_t tbl_scope_reverse[TF_NUM_TBL_SCOPE] = {
+ 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 };
+
+static uint32_t
+tf_tbl_scope_adjust(uint32_t tbl_scope_id)
+{
+ if (tbl_scope_id < TF_NUM_TBL_SCOPE)
+ return tbl_scope_reverse[tbl_scope_id];
+ else
+ return TF_TBL_SCOPE_INVALID;
+};
+
+
/* API defined in tf_em.h */
struct tf_tbl_scope_cb *
tbl_scope_cb_find(uint32_t tbl_scope_id)
@@ -51,11 +73,17 @@ tbl_scope_cb_find(uint32_t tbl_scope_id)
int i;
struct tf_rm_is_allocated_parms parms;
int allocated;
+ uint32_t rm_tbl_scope_id;
+
+ rm_tbl_scope_id = tf_tbl_scope_adjust(tbl_scope_id);
+
+ if (rm_tbl_scope_id == TF_TBL_SCOPE_INVALID)
+ return NULL;
/* Check that id is valid */
parms.rm_db = eem_db[TF_DIR_RX];
parms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
- parms.index = tbl_scope_id;
+ parms.index = rm_tbl_scope_id;
parms.allocated = &allocated;
i = tf_rm_is_allocated(&parms);
@@ -71,6 +99,61 @@ tbl_scope_cb_find(uint32_t tbl_scope_id)
return NULL;
}
+int tf_tbl_scope_alloc(uint32_t *tbl_scope_id)
+{
+ int rc;
+ struct tf_rm_allocate_parms parms = { 0 };
+ uint32_t rm_tbl_scope_id;
+ uint32_t usr_tbl_scope_id = TF_TBL_SCOPE_INVALID;
+
+ /* Get Table Scope control block from the session pool */
+ parms.rm_db = eem_db[TF_DIR_RX];
+ parms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
+ parms.index = &rm_tbl_scope_id;
+
+ rc = tf_rm_allocate(&parms);
+ if (rc) {
+ TFP_DRV_LOG(ERR,
+ "Failed to allocate table scope rc:%s\n",
+ strerror(-rc));
+ return rc;
+ }
+
+ usr_tbl_scope_id = tf_tbl_scope_adjust(rm_tbl_scope_id);
+
+ if (usr_tbl_scope_id == TF_TBL_SCOPE_INVALID) {
+ TFP_DRV_LOG(ERR,
+ "Invalid table scope allocated id:%d\n",
+ (int)rm_tbl_scope_id);
+ return -EINVAL;
+ }
+ *tbl_scope_id = usr_tbl_scope_id;
+ return 0;
+};
+
+int tf_tbl_scope_free(uint32_t tbl_scope_id)
+{
+ struct tf_rm_free_parms parms = { 0 };
+ uint32_t rm_tbl_scope_id;
+ uint32_t rc;
+
+ rm_tbl_scope_id = tf_tbl_scope_adjust(tbl_scope_id);
+
+ if (rm_tbl_scope_id == TF_TBL_SCOPE_INVALID) {
+ TFP_DRV_LOG(ERR,
+ "Invalid table scope allocated id:%d\n",
+ (int)tbl_scope_id);
+ return -EINVAL;
+ }
+
+ parms.rm_db = eem_db[TF_DIR_RX];
+ parms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
+ parms.index = rm_tbl_scope_id;
+
+ rc = tf_rm_free(&parms);
+ return rc;
+};
+
int
tf_create_tbl_pool_external(enum tf_dir dir,
struct tf_tbl_scope_cb *tbl_scope_cb,
@@ -706,9 +789,17 @@ tf_insert_eem_entry(struct tf_tbl_scope_cb *tbl_scope_cb,
if (rc) {
struct tf_rm_free_parms fparms = { 0 };
+ uint32_t rm_tbl_scope_id;
TFP_DRV_LOG(ERR,
"System alloc mmap failed\n");
+
+ rm_tbl_scope_id =
+ tf_tbl_scope_adjust(parms->tbl_scope_id);
+
+ if (rm_tbl_scope_id == TF_TBL_SCOPE_INVALID)
+ return -EINVAL;
+
/* Free Table control block */
fparms.rm_db = eem_db[TF_DIR_RX];
fparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
@@ -1043,13 +1134,24 @@ int tf_tbl_ext_common_set(struct tf *tfp,
if (rc) {
struct tf_rm_free_parms fparms = { 0 };
+ uint32_t rm_tbl_scope_id;
+
+ /* TODO: support allocation of table scope from
+ * min in HCAPI RM. For now call adjust function
+ * on value obtained from RM.
+ */
+ rm_tbl_scope_id =
+ tf_tbl_scope_adjust(parms->tbl_scope_id);
+
+ if (rm_tbl_scope_id == TF_TBL_SCOPE_INVALID)
+ return -EINVAL;
TFP_DRV_LOG(ERR,
"System alloc mmap failed\n");
/* Free Table control block */
fparms.rm_db = eem_db[TF_DIR_RX];
fparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
- fparms.index = parms->tbl_scope_id;
+ fparms.index = rm_tbl_scope_id;
tf_rm_free(&fparms);
return -EINVAL;
}
diff --git a/drivers/net/bnxt/tf_core/tf_em_common.h b/drivers/net/bnxt/tf_core/tf_em_common.h
index fa313c4..f71a487 100644
--- a/drivers/net/bnxt/tf_core/tf_em_common.h
+++ b/drivers/net/bnxt/tf_core/tf_em_common.h
@@ -9,7 +9,6 @@
#include "tf_core.h"
#include "tf_session.h"
-
/**
* Function to search for table scope control block structure
* with specified table scope ID.
@@ -24,6 +23,32 @@
struct tf_tbl_scope_cb *tbl_scope_cb_find(uint32_t tbl_scope_id);
/**
+ * Table Scope Allocate
+ *
+ * Allocate a table scope
+ *
+ * [in/out] pointer to tbl_scope_id
+ *
+ * Returns:
+ * 0 - success
+ * -EINVAL - error
+ */
+int tf_tbl_scope_alloc(uint32_t *tbl_scope_id);
+
+/**
+ * Table Scope Free
+ *
+ * Free a table scope
+ *
+ * [in] tbl_scope_id to free
+ *
+ * Returns:
+ * 0 - success
+ * -EINVAL - error
+ */
+int tf_tbl_scope_free(uint32_t tbl_scope_id);
+
+/**
* Create and initialize a stack to use for action entries
*
* [in] dir
diff --git a/drivers/net/bnxt/tf_core/tf_em_host.c b/drivers/net/bnxt/tf_core/tf_em_host.c
index b5db94f..cfcb12f 100644
--- a/drivers/net/bnxt/tf_core/tf_em_host.c
+++ b/drivers/net/bnxt/tf_core/tf_em_host.c
@@ -374,14 +374,8 @@ tf_em_ext_alloc(struct tf *tfp, struct tf_alloc_tbl_scope_parms *parms)
struct tf_tbl_scope_cb *tbl_scope_cb;
struct hcapi_cfa_em_table *em_tables;
struct tf_free_tbl_scope_parms free_parms;
- struct tf_rm_allocate_parms aparms = { 0 };
- struct tf_rm_free_parms fparms = { 0 };
-
- /* Get Table Scope control block from the session pool */
- aparms.rm_db = eem_db[TF_DIR_RX];
- aparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
- aparms.index = (uint32_t *)&parms->tbl_scope_id;
- rc = tf_rm_allocate(&aparms);
+
+ rc = tf_tbl_scope_alloc(&parms->tbl_scope_id);
if (rc) {
TFP_DRV_LOG(ERR,
"Failed to allocate table scope\n");
@@ -478,11 +472,7 @@ tf_em_ext_alloc(struct tf *tfp, struct tf_alloc_tbl_scope_parms *parms)
return -EINVAL;
cleanup:
- /* Free Table control block */
- fparms.rm_db = eem_db[TF_DIR_RX];
- fparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
- fparms.index = parms->tbl_scope_id;
- tf_rm_free(&fparms);
+ tf_tbl_scope_free(parms->tbl_scope_id);
return -EINVAL;
}
@@ -493,7 +483,6 @@ tf_em_ext_free(struct tf *tfp,
int rc = 0;
enum tf_dir dir;
struct tf_tbl_scope_cb *tbl_scope_cb;
- struct tf_rm_free_parms aparms = { 0 };
tbl_scope_cb = tbl_scope_cb_find(parms->tbl_scope_id);
@@ -502,11 +491,7 @@ tf_em_ext_free(struct tf *tfp,
return -EINVAL;
}
- /* Free Table control block */
- aparms.rm_db = eem_db[TF_DIR_RX];
- aparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
- aparms.index = parms->tbl_scope_id;
- rc = tf_rm_free(&aparms);
+ rc = tf_tbl_scope_free(parms->tbl_scope_id);
if (rc) {
TFP_DRV_LOG(ERR,
"Failed to free table scope\n");
diff --git a/drivers/net/bnxt/tf_core/tf_em_system.c b/drivers/net/bnxt/tf_core/tf_em_system.c
index 1c3c702..32ee1ee 100644
--- a/drivers/net/bnxt/tf_core/tf_em_system.c
+++ b/drivers/net/bnxt/tf_core/tf_em_system.c
@@ -364,9 +364,7 @@ tf_em_ext_alloc(struct tf *tfp,
int rc;
struct tf_session *tfs;
struct tf_tbl_scope_cb *tbl_scope_cb;
- struct tf_rm_allocate_parms aparms = { 0 };
struct tf_free_tbl_scope_parms free_parms;
- struct tf_rm_free_parms fparms = { 0 };
int dir;
int i;
struct hcapi_cfa_em_table *em_tables;
@@ -382,10 +380,7 @@ tf_em_ext_alloc(struct tf *tfp,
return rc;
}
- aparms.rm_db = eem_db[TF_DIR_RX];
- aparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
- aparms.index = (uint32_t *)&parms->tbl_scope_id;
- rc = tf_rm_allocate(&aparms);
+ rc = tf_tbl_scope_alloc(&parms->tbl_scope_id);
if (rc) {
TFP_DRV_LOG(ERR,
"Failed to allocate table scope\n");
@@ -473,10 +468,7 @@ tf_em_ext_alloc(struct tf *tfp,
cleanup:
/* Free Table control block */
- fparms.rm_db = eem_db[TF_DIR_RX];
- fparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
- fparms.index = parms->tbl_scope_id;
- tf_rm_free(&fparms);
+ tf_tbl_scope_free(parms->tbl_scope_id);
return -EINVAL;
}
@@ -488,7 +480,6 @@ tf_em_ext_free(struct tf *tfp,
struct tf_session *tfs;
struct tf_tbl_scope_cb *tbl_scope_cb;
int dir;
- struct tf_rm_free_parms aparms = { 0 };
TF_CHECK_PARMS2(tfp, parms);
@@ -503,11 +494,7 @@ tf_em_ext_free(struct tf *tfp,
tbl_scope_cb = &tbl_scopes[parms->tbl_scope_id];
- /* Free Table control block */
- aparms.rm_db = eem_db[TF_DIR_RX];
- aparms.db_index = TF_EM_TBL_TYPE_TBL_SCOPE;
- aparms.index = parms->tbl_scope_id;
- rc = tf_rm_free(&aparms);
+ rc = tf_tbl_scope_free(parms->tbl_scope_id);
if (rc) {
TFP_DRV_LOG(ERR,
"Failed to free table scope\n");
--
2.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread* [dpdk-dev] [PATCH 05/10] net/bnxt: add support to extract data from the ulp blob
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
` (3 preceding siblings ...)
2020-07-13 6:28 ` [dpdk-dev] [PATCH 04/10] net/bnxt: add changes to support 2 table scopes Somnath Kotur
@ 2020-07-13 6:28 ` Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 06/10] net/bnxt: ignore ipv4 tos mask Somnath Kotur
` (5 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: Somnath Kotur @ 2020-07-13 6:28 UTC (permalink / raw)
To: dev; +Cc: ferruh.yigit
From: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Extended the ulp blob to extract data from the blob for a given
offset and length. The support is added only for little endian
format.
Signed-off-by: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Reviewed-by: Randy Schacher <stuart.schacher@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
---
drivers/net/bnxt/tf_ulp/ulp_utils.c | 76 +++++++++++++++++++++++++++++++++++++
drivers/net/bnxt/tf_ulp/ulp_utils.h | 17 +++++++++
2 files changed, 93 insertions(+)
diff --git a/drivers/net/bnxt/tf_ulp/ulp_utils.c b/drivers/net/bnxt/tf_ulp/ulp_utils.c
index 3afaac6..a923da8 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_utils.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_utils.c
@@ -418,6 +418,82 @@ ulp_blob_pad_push(struct ulp_blob *blob,
return datalen;
}
+/* Get data from src and put into dst using little-endian format */
+static void
+ulp_bs_get_lsb(uint8_t *src, uint16_t bitpos, uint8_t bitlen, uint8_t *dst)
+{
+ uint8_t bitoffs = bitpos % ULP_BLOB_BYTE;
+ uint16_t index = ULP_BITS_2_BYTE_NR(bitpos);
+ uint8_t mask, partial, shift;
+
+ shift = bitoffs;
+ partial = ULP_BLOB_BYTE - bitoffs;
+ if (bitoffs + bitlen <= ULP_BLOB_BYTE) {
+ mask = ((1 << bitlen) - 1) << shift;
+ *dst = (src[index] & mask) >> shift;
+ } else {
+ mask = ((1 << partial) - 1) << shift;
+ *dst = (src[index] & mask) >> shift;
+ index++;
+ partial = bitlen - partial;
+ mask = ((1 << partial) - 1);
+ *dst |= (src[index] & mask) << (ULP_BLOB_BYTE - bitoffs);
+ }
+}
+
+/* Assuming that src is in little-Endian Format */
+static void
+ulp_bs_pull_lsb(uint8_t *src, uint8_t *dst, uint32_t size,
+ uint32_t offset, uint32_t len)
+{
+ uint32_t idx;
+ uint32_t cnt = ULP_BITS_2_BYTE_NR(len);
+
+ /* iterate bytewise to get data */
+ for (idx = 0; idx < cnt; idx++) {
+ ulp_bs_get_lsb(src, offset, ULP_BLOB_BYTE,
+ &dst[size - 1 - idx]);
+ offset += ULP_BLOB_BYTE;
+ len -= ULP_BLOB_BYTE;
+ }
+
+ /* Extract the last reminder data that is not 8 byte boundary */
+ if (len)
+ ulp_bs_get_lsb(src, offset, len, &dst[size - 1 - idx]);
+}
+
+/*
+ * Extract data from the binary blob using given offset.
+ *
+ * blob [in] The blob that data is extracted from. The blob must
+ * be initialized prior to pulling data.
+ *
+ * data [in] A pointer to put the data.
+ * data_size [in] size of the data buffer in bytes.
+ *offset [in] - Offset in the blob to extract the data in bits format.
+ * len [in] The number of bits to be pulled from the blob.
+ *
+ * Output: zero on success, -1 on failure
+ */
+int32_t
+ulp_blob_pull(struct ulp_blob *blob, uint8_t *data, uint32_t data_size,
+ uint16_t offset, uint16_t len)
+{
+ /* validate the arguments */
+ if (!blob || (offset + len) > blob->bitlen ||
+ ULP_BYTE_2_BITS(data_size) < len) {
+ BNXT_TF_DBG(ERR, "invalid argument\n");
+ return -1; /* failure */
+ }
+
+ if (blob->byte_order == BNXT_ULP_BYTE_ORDER_BE) {
+ BNXT_TF_DBG(ERR, "Big endian pull not implemented\n");
+ return -1; /* failure */
+ }
+ ulp_bs_pull_lsb(blob->data, data, data_size, offset, len);
+ return 0;
+}
+
/*
* Get the data portion of the binary blob.
*
diff --git a/drivers/net/bnxt/tf_ulp/ulp_utils.h b/drivers/net/bnxt/tf_ulp/ulp_utils.h
index 97c7750..22dfb17 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_utils.h
+++ b/drivers/net/bnxt/tf_ulp/ulp_utils.h
@@ -229,6 +229,23 @@ ulp_blob_data_get(struct ulp_blob *blob,
uint16_t *datalen);
/*
+ * Extract data from the binary blob using given offset.
+ *
+ * blob [in] The blob that data is extracted from. The blob must
+ * be initialized prior to pulling data.
+ *
+ * data [in] A pointer to put the data.
+ * data_size [in] size of the data buffer in bytes.
+ *offset [in] - Offset in the blob to extract the data in bits format.
+ * len [in] The number of bits to be pulled from the blob.
+ *
+ * Output: zero on success, -1 on failure
+ */
+int32_t
+ulp_blob_pull(struct ulp_blob *blob, uint8_t *data, uint32_t data_size,
+ uint16_t offset, uint16_t len);
+
+/*
* Adds pad to an initialized blob at the current offset
*
* blob [in] The blob that data is added to. The blob must
--
2.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread* [dpdk-dev] [PATCH 06/10] net/bnxt: ignore ipv4 tos mask
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
` (4 preceding siblings ...)
2020-07-13 6:28 ` [dpdk-dev] [PATCH 05/10] net/bnxt: add support to extract data from the ulp blob Somnath Kotur
@ 2020-07-13 6:28 ` Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 07/10] net/bnxt: add support for identifier search and ref count Somnath Kotur
` (4 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: Somnath Kotur @ 2020-07-13 6:28 UTC (permalink / raw)
To: dev; +Cc: ferruh.yigit
From: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
This is a work around for the OVS setting offload rules that
are passing ipv4 tos mask as wild card and currently we do not
support.
Signed-off-by: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
---
drivers/net/bnxt/tf_ulp/ulp_rte_parser.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
index b943465..63f4c17 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
@@ -704,9 +704,19 @@ ulp_rte_ipv4_hdr_handler(const struct rte_flow_item *item,
ulp_rte_prsr_mask_copy(params, &idx,
&ipv4_mask->hdr.version_ihl,
sizeof(ipv4_mask->hdr.version_ihl));
+#ifdef ULP_DONT_IGNORE_TOS
ulp_rte_prsr_mask_copy(params, &idx,
&ipv4_mask->hdr.type_of_service,
sizeof(ipv4_mask->hdr.type_of_service));
+#else
+ /*
+ * The tos field is ignored since OVS is setting it as wild card
+ * match and it is not supported. This is a work around and
+ * shall be addressed in the future.
+ */
+ idx += 1;
+#endif
+
ulp_rte_prsr_mask_copy(params, &idx,
&ipv4_mask->hdr.total_length,
sizeof(ipv4_mask->hdr.total_length));
--
2.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread* [dpdk-dev] [PATCH 07/10] net/bnxt: add support for identifier search and ref count
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
` (5 preceding siblings ...)
2020-07-13 6:28 ` [dpdk-dev] [PATCH 06/10] net/bnxt: ignore ipv4 tos mask Somnath Kotur
@ 2020-07-13 6:28 ` Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 08/10] net/bnxt: consider vlan fields for the template match criteria Somnath Kotur
` (3 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: Somnath Kotur @ 2020-07-13 6:28 UTC (permalink / raw)
To: dev; +Cc: ferruh.yigit
From: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Add support to search for identifiers and increase the reference
count for identifiers that are already allocated.
Signed-off-by: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Reviewed-by: Michael Baucom <michael.baucom@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
---
drivers/net/bnxt/tf_ulp/ulp_mapper.c | 118 ++++++++++++++++++++++++++++++++++-
1 file changed, 115 insertions(+), 3 deletions(-)
diff --git a/drivers/net/bnxt/tf_ulp/ulp_mapper.c b/drivers/net/bnxt/tf_ulp/ulp_mapper.c
index 86858b8..157c451 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_mapper.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_mapper.c
@@ -677,6 +677,103 @@ ulp_mapper_ident_process(struct bnxt_ulp_mapper_parms *parms,
return rc;
}
+/*
+ * Process the identifier instruction and extract it from result blob.
+ * Increment the identifier reference count and store it in the flow database.
+ */
+static int32_t
+ulp_mapper_ident_extract(struct bnxt_ulp_mapper_parms *parms,
+ struct bnxt_ulp_mapper_tbl_info *tbl,
+ struct bnxt_ulp_mapper_ident_info *ident,
+ struct ulp_blob *res_blob)
+{
+ struct ulp_flow_db_res_params fid_parms;
+ uint64_t id = 0;
+ uint32_t idx;
+ struct tf_search_identifier_parms sparms = { 0 };
+ struct tf_free_identifier_parms free_parms = { 0 };
+ struct tf *tfp;
+ int rc;
+
+ /* Get the tfp from ulp context */
+ tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
+ if (!tfp) {
+ BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
+ return -EINVAL;
+ }
+
+ /* Extract the index from the result blob */
+ rc = ulp_blob_pull(res_blob, (uint8_t *)&idx, sizeof(idx),
+ ident->ident_bit_pos, ident->ident_bit_size);
+ if (rc) {
+ BNXT_TF_DBG(ERR, "Failed to extract identifier from blob\n");
+ return -EIO;
+ }
+
+ /* populate the search params and search identifier shadow table */
+ sparms.ident_type = ident->ident_type;
+ sparms.dir = tbl->direction;
+ /* convert the idx into cpu format */
+ sparms.search_id = tfp_be_to_cpu_32(idx);
+
+ /* Search identifier also increase the reference count */
+ rc = tf_search_identifier(tfp, &sparms);
+ if (rc) {
+ BNXT_TF_DBG(ERR, "Search ident %s:%s:%x failed.\n",
+ tf_dir_2_str(sparms.dir),
+ tf_tbl_type_2_str(sparms.ident_type),
+ sparms.search_id);
+ return rc;
+ }
+ BNXT_TF_INF("Search ident %s:%s:%x.success.\n",
+ tf_dir_2_str(sparms.dir),
+ tf_tbl_type_2_str(sparms.ident_type),
+ sparms.search_id);
+
+ /* Write it to the regfile */
+ id = (uint64_t)tfp_cpu_to_be_64(sparms.search_id);
+ if (!ulp_regfile_write(parms->regfile, ident->regfile_idx, id)) {
+ BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
+ rc = -EINVAL;
+ /* Need to free the identifier, so goto error */
+ goto error;
+ }
+
+ /* Link the resource to the flow in the flow db */
+ memset(&fid_parms, 0, sizeof(fid_parms));
+ fid_parms.direction = tbl->direction;
+ fid_parms.resource_func = ident->resource_func;
+ fid_parms.resource_type = ident->ident_type;
+ fid_parms.resource_hndl = sparms.search_id;
+ fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
+ rc = ulp_flow_db_resource_add(parms->ulp_ctx,
+ parms->tbl_idx,
+ parms->fid,
+ &fid_parms);
+ if (rc) {
+ BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
+ rc);
+ /* Need to free the identifier, so goto error */
+ goto error;
+ }
+
+#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
+ ulp_mapper_ident_field_dump("Ident", ident, tbl, sparms.search_id);
+#endif
+ return 0;
+
+error:
+ /* Need to free the identifier */
+ free_parms.dir = tbl->direction;
+ free_parms.ident_type = ident->ident_type;
+ free_parms.id = sparms.search_id;
+ (void)tf_free_identifier(tfp, &free_parms);
+ BNXT_TF_DBG(ERR, "Ident extract failed for %s:%s:%x\n",
+ ident->description,
+ tf_dir_2_str(tbl->direction), sparms.search_id);
+ return rc;
+}
+
static int32_t
ulp_mapper_result_field_process(struct bnxt_ulp_mapper_parms *parms,
enum tf_dir dir,
@@ -1204,6 +1301,7 @@ ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
struct tf_free_tcam_entry_parms free_parms = { 0 };
uint32_t hit = 0;
uint16_t tmplen = 0;
+ struct ulp_blob res_blob;
/* Skip this if was handled by the cache. */
if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP) {
@@ -1379,9 +1477,23 @@ ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
goto error;
} else {
- BNXT_TF_DBG(ERR, "Not supporting search before alloc now\n");
- rc = -EINVAL;
- goto error;
+ struct bnxt_ulp_mapper_ident_info *idents;
+ uint32_t num_idents;
+
+ /*
+ * Extract the listed identifiers from the result field,
+ * no need to allocate them.
+ */
+ idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
+ for (i = 0; i < num_idents; i++) {
+ rc = ulp_mapper_ident_extract(parms, tbl,
+ &idents[i], &res_blob);
+ if (rc) {
+ BNXT_TF_DBG(ERR,
+ "Error in ident extraction\n");
+ goto error;
+ }
+ }
}
/*
--
2.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread* [dpdk-dev] [PATCH 08/10] net/bnxt: consider vlan fields for the template match criteria
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
` (6 preceding siblings ...)
2020-07-13 6:28 ` [dpdk-dev] [PATCH 07/10] net/bnxt: add support for identifier search and ref count Somnath Kotur
@ 2020-07-13 6:28 ` Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 09/10] net/bnxt: increase the number of egress flow entries Somnath Kotur
` (2 subsequent siblings)
10 siblings, 0 replies; 12+ messages in thread
From: Somnath Kotur @ 2020-07-13 6:28 UTC (permalink / raw)
To: dev; +Cc: ferruh.yigit
From: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
The vlan mask fields were not setting the field bitmap causing
the template match process to ignore vlan fields. This change fixes
this bug.
Signed-off-by: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Reviewed-by: Michael Baucom <michael.baucom@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
---
drivers/net/bnxt/tf_ulp/ulp_mapper.c | 7 +++----
drivers/net/bnxt/tf_ulp/ulp_rte_parser.c | 34 +++++++++++++++++++++++---------
2 files changed, 28 insertions(+), 13 deletions(-)
diff --git a/drivers/net/bnxt/tf_ulp/ulp_mapper.c b/drivers/net/bnxt/tf_ulp/ulp_mapper.c
index 157c451..051a095 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_mapper.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_mapper.c
@@ -16,6 +16,7 @@
#include "ulp_mark_mgr.h"
#include "ulp_flow_db.h"
#include "ulp_mapper.h"
+#include "tf_util.h"
static struct bnxt_ulp_glb_resource_info *
ulp_mapper_glb_resource_info_list_get(uint32_t *num_entries)
@@ -719,15 +720,13 @@ ulp_mapper_ident_extract(struct bnxt_ulp_mapper_parms *parms,
/* Search identifier also increase the reference count */
rc = tf_search_identifier(tfp, &sparms);
if (rc) {
- BNXT_TF_DBG(ERR, "Search ident %s:%s:%x failed.\n",
+ BNXT_TF_DBG(ERR, "Search ident %s:%x failed.\n",
tf_dir_2_str(sparms.dir),
- tf_tbl_type_2_str(sparms.ident_type),
sparms.search_id);
return rc;
}
- BNXT_TF_INF("Search ident %s:%s:%x.success.\n",
+ BNXT_TF_DBG(INFO, "Search ident %s:%x.success.\n",
tf_dir_2_str(sparms.dir),
- tf_tbl_type_2_str(sparms.ident_type),
sparms.search_id);
/* Write it to the regfile */
diff --git a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
index 63f4c17..68e59c4 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
@@ -12,6 +12,11 @@
#include "tfp.h"
#include "ulp_port_db.h"
+/* Local defines for the parsing functions */
+#define ULP_VLAN_PRIORITY_SHIFT 13 /* First 3 bits */
+#define ULP_VLAN_PRIORITY_MASK 0x700
+#define ULP_VLAN_TAG_MASK 0xFFF /* Last 12 bits*/
+
/* Utility function to skip the void items. */
static inline int32_t
ulp_rte_item_skip_void(const struct rte_flow_item **item, uint32_t increment)
@@ -545,8 +550,8 @@ ulp_rte_vlan_hdr_handler(const struct rte_flow_item *item,
*/
if (vlan_spec) {
vlan_tag = ntohs(vlan_spec->tci);
- priority = htons(vlan_tag >> 13);
- vlan_tag &= 0xfff;
+ priority = htons(vlan_tag >> ULP_VLAN_PRIORITY_SHIFT);
+ vlan_tag &= ULP_VLAN_TAG_MASK;
vlan_tag = htons(vlan_tag);
field = ulp_rte_parser_fld_copy(¶ms->hdr_field[idx],
@@ -562,16 +567,27 @@ ulp_rte_vlan_hdr_handler(const struct rte_flow_item *item,
if (vlan_mask) {
vlan_tag = ntohs(vlan_mask->tci);
- priority = htons(vlan_tag >> 13);
+ priority = htons(vlan_tag >> ULP_VLAN_PRIORITY_SHIFT);
vlan_tag &= 0xfff;
+
+ /*
+ * the storage for priority and vlan tag is 2 bytes
+ * The mask of priority which is 3 bits if it is all 1's
+ * then make the rest bits 13 bits as 1's
+ * so that it is matched as exact match.
+ */
+ if (priority == ULP_VLAN_PRIORITY_MASK)
+ priority |= ~ULP_VLAN_PRIORITY_MASK;
+ if (vlan_tag == ULP_VLAN_TAG_MASK)
+ vlan_tag |= ~ULP_VLAN_TAG_MASK;
vlan_tag = htons(vlan_tag);
- field = ¶ms->hdr_field[idx];
- memcpy(field->mask, &priority, field->size);
- field++;
- memcpy(field->mask, &vlan_tag, field->size);
- field++;
- memcpy(field->mask, &vlan_mask->inner_type, field->size);
+ ulp_rte_prsr_mask_copy(params, &idx, &priority,
+ sizeof(priority));
+ ulp_rte_prsr_mask_copy(params, &idx, &vlan_tag,
+ sizeof(vlan_tag));
+ ulp_rte_prsr_mask_copy(params, &idx, &vlan_mask->inner_type,
+ sizeof(vlan_mask->inner_type));
}
/* Set the vlan index to new incremented value */
params->vlan_idx += BNXT_ULP_PROTO_HDR_S_VLAN_NUM;
--
2.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread* [dpdk-dev] [PATCH 09/10] net/bnxt: increase the number of egress flow entries
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
` (7 preceding siblings ...)
2020-07-13 6:28 ` [dpdk-dev] [PATCH 08/10] net/bnxt: consider vlan fields for the template match criteria Somnath Kotur
@ 2020-07-13 6:28 ` Somnath Kotur
2020-07-13 6:28 ` [dpdk-dev] [PATCH 10/10] net/bnxt: add support for decrement ttl action Somnath Kotur
2020-07-13 7:56 ` [dpdk-dev] [v2 PATCH 00/10] bnxt patches Thomas Monjalon
10 siblings, 0 replies; 12+ messages in thread
From: Somnath Kotur @ 2020-07-13 6:28 UTC (permalink / raw)
To: dev; +Cc: ferruh.yigit
From: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Increase the number of egress flow entries.
Signed-off-by: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Reviewed-by: Michael Baucom <michael.baucom@broadcom.com>
Reviewed-by: Ajit Kumar Khaparde <ajit.khaparde@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
---
drivers/net/bnxt/tf_ulp/bnxt_ulp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/bnxt/tf_ulp/bnxt_ulp.c b/drivers/net/bnxt/tf_ulp/bnxt_ulp.c
index 397d0a9..6b0a403 100644
--- a/drivers/net/bnxt/tf_ulp/bnxt_ulp.c
+++ b/drivers/net/bnxt/tf_ulp/bnxt_ulp.c
@@ -127,7 +127,7 @@ ulp_ctx_session_open(struct bnxt *bp,
resources->tcam_cnt[TF_DIR_TX].cnt[TF_TCAM_TBL_TYPE_WC_TCAM] = 8;
/* EM */
- resources->em_cnt[TF_DIR_TX].cnt[TF_EM_TBL_TYPE_EM_RECORD] = 8;
+ resources->em_cnt[TF_DIR_TX].cnt[TF_EM_TBL_TYPE_EM_RECORD] = 2048;
/* EEM */
resources->em_cnt[TF_DIR_TX].cnt[TF_EM_TBL_TYPE_TBL_SCOPE] = 1;
--
2.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread* [dpdk-dev] [PATCH 10/10] net/bnxt: add support for decrement ttl action
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
` (8 preceding siblings ...)
2020-07-13 6:28 ` [dpdk-dev] [PATCH 09/10] net/bnxt: increase the number of egress flow entries Somnath Kotur
@ 2020-07-13 6:28 ` Somnath Kotur
2020-07-13 7:56 ` [dpdk-dev] [v2 PATCH 00/10] bnxt patches Thomas Monjalon
10 siblings, 0 replies; 12+ messages in thread
From: Somnath Kotur @ 2020-07-13 6:28 UTC (permalink / raw)
To: dev; +Cc: ferruh.yigit
From: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Added support for decrement ttl action.
Signed-off-by: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Reviewed-by: Michael Baucom <michael.baucom@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
---
drivers/net/bnxt/tf_ulp/ulp_rte_parser.c | 30 +++++++++++++++++++++++++++
drivers/net/bnxt/tf_ulp/ulp_rte_parser.h | 5 +++++
drivers/net/bnxt/tf_ulp/ulp_template_db_tbl.c | 4 ++--
3 files changed, 37 insertions(+), 2 deletions(-)
diff --git a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
index 68e59c4..4c1221a 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
@@ -189,6 +189,26 @@ bnxt_ulp_rte_parser_post_process(struct ulp_rte_parser_params *params)
match_port_type == BNXT_ULP_INTF_TYPE_VF_REP)
ULP_COMP_FLD_IDX_WR(params, BNXT_ULP_CF_IDX_VF_TO_VF, 1);
+ /* Update the decrement ttl computational fields */
+ if (ULP_BITMAP_ISSET(params->act_bitmap.bits,
+ BNXT_ULP_ACTION_BIT_DEC_TTL)) {
+ /*
+ * Check that vxlan proto is included and vxlan decap
+ * action is not set then decrement tunnel ttl.
+ * Similarly add GRE and NVGRE in future.
+ */
+ if ((ULP_BITMAP_ISSET(params->hdr_bitmap.bits,
+ BNXT_ULP_HDR_BIT_T_VXLAN) &&
+ !ULP_BITMAP_ISSET(params->act_bitmap.bits,
+ BNXT_ULP_ACTION_BIT_VXLAN_DECAP))) {
+ ULP_COMP_FLD_IDX_WR(params,
+ BNXT_ULP_CF_IDX_ACT_T_DEC_TTL, 1);
+ } else {
+ ULP_COMP_FLD_IDX_WR(params,
+ BNXT_ULP_CF_IDX_ACT_DEC_TTL, 1);
+ }
+ }
+
/* TBD: Handle the flow rejection scenarios */
return 0;
}
@@ -1814,3 +1834,13 @@ ulp_rte_set_tp_dst_act_handler(const struct rte_flow_action *action_item,
BNXT_TF_DBG(ERR, "Parse Error: set tp src arg is invalid\n");
return BNXT_TF_RC_ERROR;
}
+
+/* Function to handle the parsing of RTE Flow action dec ttl.*/
+int32_t
+ulp_rte_dec_ttl_act_handler(const struct rte_flow_action *act __rte_unused,
+ struct ulp_rte_parser_params *params)
+{
+ /* Update the act_bitmap with dec ttl */
+ ULP_BITMAP_SET(params->act_bitmap.bits, BNXT_ULP_ACTION_BIT_DEC_TTL);
+ return BNXT_TF_RC_SUCCESS;
+}
diff --git a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.h b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.h
index e155250..7b6b57e 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.h
+++ b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.h
@@ -216,4 +216,9 @@ int32_t
ulp_rte_set_tp_dst_act_handler(const struct rte_flow_action *action_item,
struct ulp_rte_parser_params *params);
+/* Function to handle the parsing of RTE Flow action dec ttl.*/
+int32_t
+ulp_rte_dec_ttl_act_handler(const struct rte_flow_action *action_item,
+ struct ulp_rte_parser_params *params);
+
#endif /* _ULP_RTE_PARSER_H_ */
diff --git a/drivers/net/bnxt/tf_ulp/ulp_template_db_tbl.c b/drivers/net/bnxt/tf_ulp/ulp_template_db_tbl.c
index 5847e58..9a27cbf 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_template_db_tbl.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_template_db_tbl.c
@@ -259,8 +259,8 @@ struct bnxt_ulp_rte_act_info ulp_act_info[] = {
.proto_act_func = NULL
},
[RTE_FLOW_ACTION_TYPE_DEC_TTL] = {
- .act_type = BNXT_ULP_ACT_TYPE_NOT_SUPPORTED,
- .proto_act_func = NULL
+ .act_type = BNXT_ULP_ACT_TYPE_SUPPORTED,
+ .proto_act_func = ulp_rte_dec_ttl_act_handler
},
[RTE_FLOW_ACTION_TYPE_SET_TTL] = {
.act_type = BNXT_ULP_ACT_TYPE_NOT_SUPPORTED,
--
2.7.4
^ permalink raw reply [flat|nested] 12+ messages in thread* Re: [dpdk-dev] [v2 PATCH 00/10] bnxt patches
2020-07-13 6:28 [dpdk-dev] [v2 PATCH 00/10] bnxt patches Somnath Kotur
` (9 preceding siblings ...)
2020-07-13 6:28 ` [dpdk-dev] [PATCH 10/10] net/bnxt: add support for decrement ttl action Somnath Kotur
@ 2020-07-13 7:56 ` Thomas Monjalon
10 siblings, 0 replies; 12+ messages in thread
From: Thomas Monjalon @ 2020-07-13 7:56 UTC (permalink / raw)
To: Somnath Kotur; +Cc: dev, ferruh.yigit, ajit.khaparde
13/07/2020 08:28, Somnath Kotur:
> Minor enhancments added to the TF-ULP/Core layers
>
> Farah Smith (1):
> net/bnxt: add changes to support 2 table scopes
>
> Jay Ding (2):
> net/bnxt: implement TF Identifier search
> net/bnxt: check index range in bulk get
>
> Kishore Padmanabha (6):
> net/bnxt: add support to extract data from the ulp blob
> net/bnxt: ignore ipv4 tos mask
> net/bnxt: add support for identifier search and ref count
> net/bnxt: consider vlan fields for the template match criteria
> net/bnxt: increase the number of egress flow entries
> net/bnxt: add support for decrement ttl action
>
> Peter Spreadborough (1):
> net/bnxt: add option to delay EEM sysmem mapping
Please run check-git-log.sh before sending any patch.
It seems v2 is not threaded with v1. I guess you didn't use --in-reply-to.
^ permalink raw reply [flat|nested] 12+ messages in thread