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[dpdk-dev,v4,15/21] bus/fslmc: define hardware annotation area size

Message ID 1491917847-3935-16-git-send-email-hemant.agrawal@nxp.com (mailing list archive)
State Accepted, archived
Delegated to: Ferruh Yigit
Headers

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK

Commit Message

Hemant Agrawal April 11, 2017, 1:37 p.m. UTC 
  Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
---
 drivers/bus/fslmc/portal/dpaa2_hw_pvt.h | 10 ++++++++++
 1 file changed, 10 insertions(+)
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Patch

diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h b/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h
index b230e78..9ce1a9c 100644
--- a/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h
@@ -48,6 +48,16 @@ 
 #define DPAA2_MBUF_MAX_ACQ_REL	7
 
 #define MAX_BPID 256
+#define DPAA2_MBUF_HW_ANNOTATION	64
+#define DPAA2_FD_PTA_SIZE		64
+
+#if (DPAA2_MBUF_HW_ANNOTATION + DPAA2_FD_PTA_SIZE) > RTE_PKTMBUF_HEADROOM
+#error "Annotation requirement is more than RTE_PKTMBUF_HEADROOM"
+#endif
+
+/* we will re-use the HEADROOM for annotation in RX */
+#define DPAA2_HW_BUF_RESERVE	0
+#define DPAA2_PACKET_LAYOUT_ALIGN	64 /*changing from 256 */
 
 struct dpaa2_dpio_dev {
 	TAILQ_ENTRY(dpaa2_dpio_dev) next;