From: Hemant Agrawal <hemant.agrawal@nxp.com>
Date: Fri, 6 Jul 2018 08:10:03 +0000 (+0530)
Subject: bus/dpaa: optimize fq callback routine
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=9abdad12b8364bcad63b5c6800c2abca6cbf3114;p=dpdk.git

bus/dpaa: optimize fq callback routine

Avoid array of fq as packets are dq only from a single q.

Signed-off-by: Sunil Kumar Kori <sunil.kori@nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Acked-by: Shreyansh Jain <shreyansh.jain@nxp.com>
---

diff --git a/drivers/bus/dpaa/base/qbman/qman.c b/drivers/bus/dpaa/base/qbman/qman.c
index 27d98cc10c..13c4315966 100644
--- a/drivers/bus/dpaa/base/qbman/qman.c
+++ b/drivers/bus/dpaa/base/qbman/qman.c
@@ -1058,7 +1058,7 @@ unsigned int qman_portal_poll_rx(unsigned int poll_limit,
 	struct qm_portal *portal = &p->p;
 	register struct qm_dqrr *dqrr = &portal->dqrr;
 	struct qm_dqrr_entry *dq[QM_DQRR_SIZE], *shadow[QM_DQRR_SIZE];
-	struct qman_fq *fq[QM_DQRR_SIZE];
+	struct qman_fq *fq;
 	unsigned int limit = 0, rx_number = 0;
 	uint32_t consume = 0;
 
@@ -1092,14 +1092,13 @@ unsigned int qman_portal_poll_rx(unsigned int poll_limit,
 
 		/* SDQCR: context_b points to the FQ */
 #ifdef CONFIG_FSL_QMAN_FQ_LOOKUP
-		fq[rx_number] = qman_fq_lookup_table[be32_to_cpu(
-						dq[rx_number]->contextB)];
+		fq = qman_fq_lookup_table[be32_to_cpu(dq[rx_number]->contextB)];
 #else
-		fq[rx_number] = (void *)be32_to_cpu(
-						dq[rx_number]->contextB);
+		fq = (void *)be32_to_cpu(dq[rx_number]->contextB);
 #endif
-		fq[rx_number]->cb.dqrr_prepare(shadow[rx_number],
-						 &bufs[rx_number]);
+		if (fq->cb.dqrr_prepare)
+			fq->cb.dqrr_prepare(shadow[rx_number],
+					    &bufs[rx_number]);
 
 		consume |= (1 << (31 - DQRR_PTR2IDX(shadow[rx_number])));
 		rx_number++;
@@ -1107,7 +1106,7 @@ unsigned int qman_portal_poll_rx(unsigned int poll_limit,
 	} while (++limit < poll_limit);
 
 	if (rx_number)
-		fq[0]->cb.dqrr_dpdk_pull_cb(fq, shadow, bufs, rx_number);
+		fq->cb.dqrr_dpdk_pull_cb(&fq, shadow, bufs, rx_number);
 
 	/* Consume all the DQRR enries together */
 	qm_out(DQRR_DCAP, (1 << 8) | consume);
diff --git a/drivers/net/dpaa/dpaa_rxtx.c b/drivers/net/dpaa/dpaa_rxtx.c
index 1316d2ad6c..805bc305a7 100644
--- a/drivers/net/dpaa/dpaa_rxtx.c
+++ b/drivers/net/dpaa/dpaa_rxtx.c
@@ -431,7 +431,7 @@ dpaa_rx_cb(struct qman_fq **fq, struct qm_dqrr_entry **dqrr,
 		}
 
 		fd = &dqrr[i]->fd;
-		dpaa_intf = fq[i]->dpaa_intf;
+		dpaa_intf = fq[0]->dpaa_intf;
 
 		format = (fd->opaque & DPAA_FD_FORMAT_MASK) >>
 				DPAA_FD_FORMAT_SHIFT;