A new headroom parameter is added to odp_pool_param_t when the pool is type
of ODP_POOL_PACKET, so that headroom size could be configured at pool
initialization time (ODP application runtime).
Signed-off-by: Genis Riera Perez <gri...@starflownetworks.com>
--
include/odp/api/pool.h | 5 +++++
platform/linux-generic/odp_pool.c | 10 +++++++++-
2 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/include/odp/api/pool.h b/include/odp/api/pool.h
index e5061ab..913f510 100644
--- a/include/odp/api/pool.h
+++ b/include/odp/api/pool.h
@@ -82,6 +82,11 @@ typedef struct odp_pool_param_t {
/** User area size in bytes. Specify as 0 if no user
area is needed. */
uint32_t uarea_size;
+
+ /** Packet headroom size in bytes. The maximum and
the
+ default value is defined by
ODP_CONFIG_PACKET_HEADROOM.
+ Use 0 for default. */
+ uint32_t headroom;
} pkt;
struct {
/** Number of timeouts in the pool */
diff --git a/platform/linux-generic/odp_pool.c
b/platform/linux-generic/odp_pool.c
index dcbdf07..9359e53 100644
--- a/platform/linux-generic/odp_pool.c
+++ b/platform/linux-generic/odp_pool.c
@@ -201,7 +201,15 @@ odp_pool_t odp_pool_create(const char *name,
case ODP_POOL_PACKET:
unseg = 0; /* Packets are always segmented */
- headroom = ODP_CONFIG_PACKET_HEADROOM;
+
+ /* If headroom is not specified by params,
+ set it to the default */
+ if (params->pkt.headroom <= 0 ||
+ params->pkt.headroom > ODP_CONFIG_PACKET_HEADROOM)
+ headroom = ODP_CONFIG_PACKET_HEADROOM;
+ else
+ headroom = params->pkt.headroom;
+
tailroom = ODP_CONFIG_PACKET_TAILROOM;
buf_num = params->pkt.num;
Genís Riera Pérez
Software Engineer at StarFlow Networks
Edifici K2M, S103 c/ Jordi Girona 31
08034 Barcelona
E-mail: gri...@starflownetworks.com
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