diff mbox series

[CLOUD-DEV,v1,1/1] linux-dpdk: introduce pool modular framework

Message ID 1503414009-4051-2-git-send-email-odpbot@yandex.ru
State New
Headers show
Series [CLOUD-DEV,v1,1/1] linux-dpdk: introduce pool modular framework | expand

Commit Message

Github ODP bot Aug. 22, 2017, 3 p.m. UTC
From: Balakrishna Garapati <balakrishna.garapati@linaro.org>


Signed-off-by: Balakrishna Garapati <balakrishna.garapati@linaro.org>

---
/** Email created from pull request 138 (GBalakrishna:pool_modular_framework)
 ** https://github.com/Linaro/odp/pull/138
 ** Patch: https://github.com/Linaro/odp/pull/138.patch
 ** Base sha: 3cdc8a07993b93b145dc3b4a373b5ebc33bae882
 ** Merge commit sha: a94e37611c37ade3ba7387056233247ec3aef281
 **/
 platform/linux-dpdk/Makefile.am                 |  7 ++-
 platform/linux-dpdk/include/odp_pool_internal.h |  1 +
 platform/linux-dpdk/odp_buffer.c                |  5 ++
 platform/linux-dpdk/{odp_pool.c => pool/dpdk.c} | 83 +++++++++++++++----------
 4 files changed, 63 insertions(+), 33 deletions(-)
 rename platform/linux-dpdk/{odp_pool.c => pool/dpdk.c} (90%)
diff mbox series

Patch

diff --git a/platform/linux-dpdk/Makefile.am b/platform/linux-dpdk/Makefile.am
index 3789da3d..6e7f0b1d 100644
--- a/platform/linux-dpdk/Makefile.am
+++ b/platform/linux-dpdk/Makefile.am
@@ -17,6 +17,7 @@  endif
 AM_CFLAGS +=  $(PLAT_CFLAGS)
 AM_CFLAGS +=  -I$(srcdir)/include
 AM_CFLAGS +=  -I$(top_srcdir)/platform/linux-generic/include
+AM_CFLAGS +=  -I$(top_srcdir)/frameworks/modular
 AM_CFLAGS +=  -I$(top_srcdir)/include/odp/arch/@ARCH_ABI@
 AM_CFLAGS +=  -I$(top_srcdir)/include
 AM_CFLAGS +=  -I$(top_builddir)/include
@@ -196,6 +197,7 @@  noinst_HEADERS = \
 		  ${top_srcdir}/platform/linux-generic/include/odp_packet_socket.h \
 		  ${top_srcdir}/platform/linux-generic/include/odp_pkt_queue_internal.h \
 		  ${srcdir}/include/odp_pool_internal.h \
+		  ${top_srcdir}/platform/linux-generic/include/odp_pool_subsystem.h \
 		  ${srcdir}/include/odp_posix_extensions.h \
 		  ${top_srcdir}/platform/linux-generic/include/odp_queue_internal.h \
 		  ${top_srcdir}/platform/linux-generic/include/odp_queue_if.h \
@@ -243,11 +245,12 @@  __LIB__libodp_dpdk_la_SOURCES = \
 			   ../linux-generic/odp_packet_io.c \
 			   ../linux-generic/pktio/loop.c \
 			   ../linux-generic/odp_pkt_queue.c \
-			   odp_pool.c \
+			   pool/dpdk.c \
 			   ../linux-generic/odp_queue.c \
 			   ../linux-generic/odp_queue_if.c \
 			   ../linux-generic/odp_rwlock.c \
 			   ../linux-generic/odp_rwlock_recursive.c \
+			   ../linux-generic/pool/subsystem.c \
 			   ../linux-generic/odp_schedule.c \
 			   ../linux-generic/odp_schedule_if.c \
 			   ../linux-generic/odp_schedule_iquery.c \
@@ -291,6 +294,8 @@  __LIB__libodp_dpdk_la_SOURCES += arch/x86/cpu_flags.c \
 				 arch/x86/odp_sysinfo_parse.c
 endif
 
+pool/dpdk.lo: AM_CFLAGS += -DIM_ACTIVE_MODULE
+
 # Build modular framework into odp-linux library
 modularframeworkdir = $(top_srcdir)/frameworks/modular
 noinst_HEADERS += $(modularframeworkdir)/list.h \
diff --git a/platform/linux-dpdk/include/odp_pool_internal.h b/platform/linux-dpdk/include/odp_pool_internal.h
index 0c157592..b49cc114 100644
--- a/platform/linux-dpdk/include/odp_pool_internal.h
+++ b/platform/linux-dpdk/include/odp_pool_internal.h
@@ -20,6 +20,7 @@  extern "C" {
 
 #include <odp/api/std_types.h>
 #include <odp/api/pool.h>
+#include <odp_pool_subsystem.h>
 #include <odp_buffer_internal.h>
 #include <odp/api/packet_io.h>
 #include <odp/api/align.h>
diff --git a/platform/linux-dpdk/odp_buffer.c b/platform/linux-dpdk/odp_buffer.c
index 5207f253..3c71fef8 100644
--- a/platform/linux-dpdk/odp_buffer.c
+++ b/platform/linux-dpdk/odp_buffer.c
@@ -106,3 +106,8 @@  uint64_t odp_buffer_to_u64(odp_buffer_t hdl)
 {
 	return _odp_pri(hdl);
 }
+
+odp_pool_t odp_buffer_pool(odp_buffer_t buf)
+{
+	return buf_hdl_to_hdr(buf)->pool_hdl;
+}
diff --git a/platform/linux-dpdk/odp_pool.c b/platform/linux-dpdk/pool/dpdk.c
similarity index 90%
rename from platform/linux-dpdk/odp_pool.c
rename to platform/linux-dpdk/pool/dpdk.c
index b67c2aa8..1209553b 100644
--- a/platform/linux-dpdk/odp_pool.c
+++ b/platform/linux-dpdk/pool/dpdk.c
@@ -48,15 +48,13 @@  typedef struct pool_table_t {
 	odp_shm_t shm;
 } pool_table_t;
 
-
 /* The pool table ptr - resides in shared memory */
 static pool_table_t *pool_tbl;
 
 /* Pool entry pointers (for inlining) */
 void *pool_entry_ptr[ODP_CONFIG_POOLS];
 
-
-int odp_pool_init_global(void)
+static int dpdk_pool_init_global(void)
 {
 	uint32_t i;
 	odp_shm_t shm;
@@ -76,6 +74,7 @@  int odp_pool_init_global(void)
 	for (i = 0; i < ODP_CONFIG_POOLS; i++) {
 		/* init locks */
 		pool_entry_t *pool = &pool_tbl->pool[i];
+
 		LOCK_INIT(&pool->s.lock);
 		pool->s.pool_hdl = pool_index_to_handle(i);
 
@@ -91,12 +90,12 @@  int odp_pool_init_global(void)
 	return 0;
 }
 
-int odp_pool_init_local(void)
+static int dpdk_pool_init_local(void)
 {
 	return 0;
 }
 
-int odp_pool_term_global(void)
+static int dpdk_pool_term_global(void)
 {
 	int ret;
 
@@ -107,12 +106,12 @@  int odp_pool_term_global(void)
 	return ret;
 }
 
-int odp_pool_term_local(void)
+static int dpdk_pool_term_local(void)
 {
 	return 0;
 }
 
-int odp_pool_capability(odp_pool_capability_t *capa)
+static int dpdk_pool_capability(odp_pool_capability_t *capa)
 {
 	memset(capa, 0, sizeof(odp_pool_capability_t));
 
@@ -163,8 +162,8 @@  odp_dpdk_mbuf_pool_ctor(struct rte_mempool *mp,
 
 	if (mp->private_data_size < sizeof(struct mbuf_pool_ctor_arg)) {
 		ODP_ERR("(%s) private_data_size %d < %d",
-			mp->name, (int) mp->private_data_size,
-			(int) sizeof(struct mbuf_pool_ctor_arg));
+			mp->name, (int)mp->private_data_size,
+			(int)sizeof(struct mbuf_pool_ctor_arg));
 		return;
 	}
 	mbp_priv = rte_mempool_get_priv(mp);
@@ -205,6 +204,7 @@  odp_dpdk_mbuf_ctor(struct rte_mempool *mp,
 	/* keep some headroom between start of buffer and data */
 	if (mb_ctor_arg->type == ODP_POOL_PACKET) {
 		odp_packet_hdr_t *pkt_hdr;
+
 		mb->data_off = RTE_PKTMBUF_HEADROOM;
 		mb->nb_segs = 1;
 		mb->port = 0xff;
@@ -299,7 +299,8 @@  static int check_params(odp_pool_param_t *params)
 	return 0;
 }
 
-odp_pool_t odp_pool_create(const char *name, odp_pool_param_t *params)
+static odp_pool_t dpdk_pool_create(const char *name,
+				   odp_pool_param_t *params)
 {
 	struct mbuf_pool_ctor_arg mbp_ctor_arg;
 	struct mbuf_ctor_arg mb_ctor_arg;
@@ -325,7 +326,7 @@  odp_pool_t odp_pool_create(const char *name, odp_pool_param_t *params)
 		pool_name[ODP_POOL_NAME_LEN - 1] = 0;
 	}
 
-	/* Find an unused buffer pool slot and initalize it as requested */
+	/* Find an unused buffer pool slot and initialize it as requested */
 	for (i = 0; i < ODP_CONFIG_POOLS; i++) {
 		uint32_t num;
 		struct rte_mempool *mp;
@@ -424,7 +425,6 @@  odp_pool_t odp_pool_create(const char *name, odp_pool_param_t *params)
 				params->type);
 			UNLOCK(&pool->s.lock);
 			return ODP_POOL_INVALID;
-			break;
 		}
 
 		mb_ctor_arg.seg_buf_offset =
@@ -448,7 +448,7 @@  odp_pool_t odp_pool_create(const char *name, odp_pool_param_t *params)
 				break;
 			}
 		if (odp_unlikely(cache_size > RTE_MEMPOOL_CACHE_MAX_SIZE ||
-				 (uint32_t) cache_size * 1.5 > num)) {
+				 (uint32_t)cache_size * 1.5 > num)) {
 			ODP_ERR("cache_size calc failure: %d\n", cache_size);
 			cache_size = 0;
 		}
@@ -506,8 +506,7 @@  odp_pool_t odp_pool_create(const char *name, odp_pool_param_t *params)
 	return pool_hdl;
 }
 
-
-odp_pool_t odp_pool_lookup(const char *name)
+static odp_pool_t dpdk_pool_lookup(const char *name)
 {
 	struct rte_mempool *mp = NULL;
 	odp_pool_t pool_hdl = ODP_POOL_INVALID;
@@ -519,6 +518,7 @@  odp_pool_t odp_pool_lookup(const char *name)
 
 	for (i = 0; i < ODP_CONFIG_POOLS; i++) {
 		pool_entry_t *pool = get_pool_entry(i);
+
 		LOCK(&pool->s.lock);
 		if (pool->s.rte_mempool != mp) {
 			UNLOCK(&pool->s.lock);
@@ -530,7 +530,6 @@  odp_pool_t odp_pool_lookup(const char *name)
 	return pool_hdl;
 }
 
-
 static odp_buffer_t buffer_alloc(pool_entry_t *pool)
 {
 	odp_buffer_t buffer;
@@ -546,10 +545,10 @@  static odp_buffer_t buffer_alloc(pool_entry_t *pool)
 	if ((struct rte_mbuf *)buffer == NULL) {
 		rte_errno = ENOMEM;
 		return ODP_BUFFER_INVALID;
-	} else {
-		buf_hdl_to_hdr(buffer)->next = NULL;
-		return buffer;
 	}
+
+	buf_hdl_to_hdr(buffer)->next = NULL;
+	return buffer;
 }
 
 odp_buffer_t odp_buffer_alloc(odp_pool_t pool_hdl)
@@ -595,16 +594,18 @@  void odp_buffer_free_multi(const odp_buffer_t buf[], int num)
 	}
 }
 
-void odp_pool_print(odp_pool_t pool_hdl)
+static void dpdk_pool_print(odp_pool_t pool_hdl)
 {
 	uint32_t pool_id = pool_handle_to_index(pool_hdl);
 	pool_entry_t *pool = get_pool_entry(pool_id);
+
 	rte_mempool_dump(stdout, pool->s.rte_mempool);
 }
 
-int odp_pool_info(odp_pool_t pool_hdl, odp_pool_info_t *info)
+static int dpdk_pool_info(odp_pool_t pool_hdl, odp_pool_info_t *info)
 {
 	uint32_t pool_id = pool_handle_to_index(pool_hdl);
+
 	pool_entry_t *pool = get_pool_entry(pool_id);
 
 	if (pool == NULL || info == NULL)
@@ -618,15 +619,15 @@  int odp_pool_info(odp_pool_t pool_hdl, odp_pool_info_t *info)
 
 /*
  * DPDK doesn't support pool destroy at the moment. Instead we should improve
- * odp_pool_create() to try to reuse pools
+ * dpdk_pool_create() to try to reuse pools
  */
-int odp_pool_destroy(odp_pool_t pool_hdl)
+static int dpdk_pool_destroy(odp_pool_t pool_hdl)
 {
 	uint32_t pool_id = pool_handle_to_index(pool_hdl);
 	pool_entry_t *pool = get_pool_entry(pool_id);
-	struct rte_mempool *mp;
+	struct rte_mempool *mp = rte_mempool_lookup(pool->s.name);
 
-	if ((mp = rte_mempool_lookup(pool->s.name)) == NULL) {
+	if (mp == NULL) {
 		ODP_ERR("Can't find pool with this name!\n");
 		return -1;
 	}
@@ -637,18 +638,36 @@  int odp_pool_destroy(odp_pool_t pool_hdl)
 	return 0;
 }
 
-odp_pool_t odp_buffer_pool(odp_buffer_t buf)
-{
-	return buf_hdl_to_hdr(buf)->pool_hdl;
-}
-
-void odp_pool_param_init(odp_pool_param_t *params)
+static void dpdk_pool_param_init(odp_pool_param_t *params)
 {
 	memset(params, 0, sizeof(odp_pool_param_t));
 }
 
-uint64_t odp_pool_to_u64(odp_pool_t hdl)
+static uint64_t dpdk_pool_to_u64(odp_pool_t hdl)
 {
 	return _odp_pri(hdl);
 }
 
+pool_module_t dpdk_pool = {
+	.base = {
+		.name = "dpdk_pool",
+		.init_local = dpdk_pool_init_local,
+		.term_local = dpdk_pool_term_local,
+		.init_global = dpdk_pool_init_global,
+		.term_global = dpdk_pool_term_global,
+		},
+	.capability = dpdk_pool_capability,
+	.create = dpdk_pool_create,
+	.destroy = dpdk_pool_destroy,
+	.lookup = dpdk_pool_lookup,
+	.info = dpdk_pool_info,
+	.print = dpdk_pool_print,
+	.to_u64 = dpdk_pool_to_u64,
+	.param_init = dpdk_pool_param_init,
+};
+
+ODP_MODULE_CONSTRUCTOR(dpdk_pool)
+{
+	odp_module_constructor(&dpdk_pool);
+	odp_subsystem_register_module(pool, &dpdk_pool);
+}