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[v3,12/15] net/dpaa2: optimize the fd reset in Tx path

Message ID 20181012100426.29349-13-shreyansh.jain@nxp.com
State New
Headers show
Series [v3,01/15] net/dpaa2: fix IOVA conversion for congestion memory | expand

Commit Message

Shreyansh Jain Oct. 12, 2018, 10:04 a.m. UTC 
From: Hemant Agrawal <hemant.agrawal@nxp.com>


various field of FD structure was getting reset in scattered
fashion. This patch align them in single macro.

Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>

---
 drivers/bus/fslmc/portal/dpaa2_hw_pvt.h | 6 ++++++
 drivers/net/dpaa2/dpaa2_rxtx.c          | 8 +++-----
 2 files changed, 9 insertions(+), 5 deletions(-)

-- 
2.17.1
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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 ec8f42806..2129b9154 100644
--- a/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h
+++ b/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h
@@ -209,6 +209,12 @@  enum qbman_fd_format {
 #define DPAA2_RESET_FD_CTRL(fd)	 ((fd)->simple.ctrl = 0)
 
 #define	DPAA2_SET_FD_ASAL(fd, asal)	((fd)->simple.ctrl |= (asal << 16))
+
+#define DPAA2_RESET_FD_FLC(fd)	do {	\
+	(fd)->simple.flc_lo = 0;	\
+	(fd)->simple.flc_hi = 0;	\
+} while (0)
+
 #define DPAA2_SET_FD_FLC(fd, addr)	do { \
 	(fd)->simple.flc_lo = lower_32_bits((size_t)(addr));	\
 	(fd)->simple.flc_hi = upper_32_bits((uint64_t)(addr));	\
diff --git a/drivers/net/dpaa2/dpaa2_rxtx.c b/drivers/net/dpaa2/dpaa2_rxtx.c
index e96e84871..fcd48b389 100644
--- a/drivers/net/dpaa2/dpaa2_rxtx.c
+++ b/drivers/net/dpaa2/dpaa2_rxtx.c
@@ -30,7 +30,9 @@ 
 	DPAA2_SET_FD_LEN(_fd, _mbuf->data_len); \
 	DPAA2_SET_ONLY_FD_BPID(_fd, _bpid); \
 	DPAA2_SET_FD_OFFSET(_fd, _mbuf->data_off); \
-	DPAA2_SET_FD_ASAL(_fd, DPAA2_ASAL_VAL); \
+	DPAA2_SET_FD_FRC(_fd, 0);		\
+	DPAA2_RESET_FD_CTRL(_fd);		\
+	DPAA2_RESET_FD_FLC(_fd);		\
 } while (0)
 
 static inline void __attribute__((hot))
@@ -689,7 +691,6 @@  dpaa2_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 	/*Prepare enqueue descriptor*/
 	qbman_eq_desc_clear(&eqdesc);
 	qbman_eq_desc_set_no_orp(&eqdesc, DPAA2_EQ_RESP_ERR_FQ);
-	qbman_eq_desc_set_response(&eqdesc, 0, 0);
 	qbman_eq_desc_set_qd(&eqdesc, priv->qdid,
 			     dpaa2_q->flow_id, dpaa2_q->tc_index);
 	/*Clear the unused FD fields before sending*/
@@ -717,9 +718,6 @@  dpaa2_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 				(*bufs)->seqn = DPAA2_INVALID_MBUF_SEQN;
 			}
 
-			fd_arr[loop].simple.frc = 0;
-			DPAA2_RESET_FD_CTRL((&fd_arr[loop]));
-			DPAA2_SET_FD_FLC((&fd_arr[loop]), (size_t)NULL);
 			if (likely(RTE_MBUF_DIRECT(*bufs))) {
 				mp = (*bufs)->pool;
 				/* Check the basic scenario and set