[dpdk-dev] [PATCH 3/6] eal: added --enable-representor command line argument in EAL to load representor broker infrastructure
Mohammad Abdul Awal
mohammad.abdul.awal at intel.com
Wed Nov 1 16:46:24 CET 2017
Signed-off-by: Mohammad Abdul Awal <mohammad.abdul.awal at intel.com>
Signed-off-by: Declan Doherty <declan.doherty at intel.com>
---
lib/librte_eal/bsdapp/eal/eal.c | 6 ++++++
lib/librte_eal/common/eal_common_options.c | 1 +
lib/librte_eal/common/eal_internal_cfg.h | 2 ++
lib/librte_eal/common/eal_options.h | 2 ++
lib/librte_eal/common/include/rte_eal.h | 8 ++++++++
lib/librte_eal/linuxapp/eal/eal.c | 9 +++++++++
6 files changed, 28 insertions(+)
diff --git a/lib/librte_eal/bsdapp/eal/eal.c b/lib/librte_eal/bsdapp/eal/eal.c
index 09112b6..7213fa3 100644
--- a/lib/librte_eal/bsdapp/eal/eal.c
+++ b/lib/librte_eal/bsdapp/eal/eal.c
@@ -779,3 +779,9 @@ int vfio_noiommu_is_enabled(void)
{
return 0;
}
+
+/* return non-zero if port-representor is enabled. */
+int rte_representor_enabled(void)
+{
+ return internal_config.enable_representor;
+}
diff --git a/lib/librte_eal/common/eal_common_options.c b/lib/librte_eal/common/eal_common_options.c
index 450f266..9369fce 100644
--- a/lib/librte_eal/common/eal_common_options.c
+++ b/lib/librte_eal/common/eal_common_options.c
@@ -78,6 +78,7 @@ const struct option
eal_long_options[] = {
{OPT_BASE_VIRTADDR, 1, NULL, OPT_BASE_VIRTADDR_NUM },
{OPT_CREATE_UIO_DEV, 0, NULL, OPT_CREATE_UIO_DEV_NUM },
+ {OPT_ENABLE_REPRESENTOR, 0, NULL, OPT_ENABLE_REPRESENTOR_NUM },
{OPT_FILE_PREFIX, 1, NULL, OPT_FILE_PREFIX_NUM },
{OPT_HELP, 0, NULL, OPT_HELP_NUM },
{OPT_HUGE_DIR, 1, NULL, OPT_HUGE_DIR_NUM },
diff --git a/lib/librte_eal/common/eal_internal_cfg.h b/lib/librte_eal/common/eal_internal_cfg.h
index fa6ccbe..55cae8c 100644
--- a/lib/librte_eal/common/eal_internal_cfg.h
+++ b/lib/librte_eal/common/eal_internal_cfg.h
@@ -71,6 +71,8 @@ struct internal_config {
* instead of native TSC */
volatile unsigned no_shconf; /**< true if there is no shared config */
volatile unsigned create_uio_dev; /**< true to create /dev/uioX devices */
+ volatile unsigned enable_representor;
+ /**< true to enable port representor broker for all PFs */
volatile enum rte_proc_type_t process_type; /**< multi-process proc type */
/** true to try allocating memory on specific sockets */
volatile unsigned force_sockets;
diff --git a/lib/librte_eal/common/eal_options.h b/lib/librte_eal/common/eal_options.h
index 30e6bb4..c2b2162 100644
--- a/lib/librte_eal/common/eal_options.h
+++ b/lib/librte_eal/common/eal_options.h
@@ -83,6 +83,8 @@ enum {
OPT_VFIO_INTR_NUM,
#define OPT_VMWARE_TSC_MAP "vmware-tsc-map"
OPT_VMWARE_TSC_MAP_NUM,
+#define OPT_ENABLE_REPRESENTOR "enable-representor"
+ OPT_ENABLE_REPRESENTOR_NUM,
OPT_LONG_MAX_NUM
};
diff --git a/lib/librte_eal/common/include/rte_eal.h b/lib/librte_eal/common/include/rte_eal.h
index cc2636c..2f5e68b 100644
--- a/lib/librte_eal/common/include/rte_eal.h
+++ b/lib/librte_eal/common/include/rte_eal.h
@@ -337,6 +337,14 @@ const char *
rte_eal_mbuf_default_mempool_ops(void);
/**
+ * Get flag for port representor should be enabled or not.
+ *
+ * @return
+ * Returns the enable-representor flag.
+ */
+int rte_representor_enabled(void);
+
+/**
* Run function before main() with low priority.
*
* The constructor will be run after prioritized constructors.
diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 017c402..aabd83a 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -613,6 +613,10 @@ eal_parse_args(int argc, char **argv)
internal_config.mbuf_pool_ops_name = optarg;
break;
+ case OPT_ENABLE_REPRESENTOR_NUM:
+ internal_config.enable_representor = 1;
+ break;
+
default:
if (opt < OPT_LONG_MIN_NUM && isprint(opt)) {
RTE_LOG(ERR, EAL, "Option %c is not supported "
@@ -1033,3 +1037,8 @@ rte_eal_check_module(const char *module_name)
/* Module has been found */
return 1;
}
+
+int rte_representor_enabled(void)
+{
+ return internal_config.enable_representor;
+}
--
2.7.4
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