From: Pavan Nikhilesh <pbhagavat...@marvell.com> Use scalar loads instead of vector loads for fields that don't need any vector operations.
Change-Id: I846731cd731d347a7f7e6a2e01d89dfa189ac244 Signed-off-by: Pavan Nikhilesh <pbhagavat...@marvell.com> Reviewed-on: https://sj1git1.cavium.com/21243 Tested-by: sa_ip-toolkits-Jenkins Tested-by: sa_ip-sw-jenkins <sa_ip-sw-jenk...@marvell.com> Reviewed-by: Nithin Kumar Dabilpuram <ndabilpu...@marvell.com> Reviewed-by: Jerin Jacob Kollanukkaran <jer...@marvell.com> --- drivers/net/octeontx2/otx2_tx.c | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/drivers/net/octeontx2/otx2_tx.c b/drivers/net/octeontx2/otx2_tx.c index fa533000e..9f5926560 100644 --- a/drivers/net/octeontx2/otx2_tx.c +++ b/drivers/net/octeontx2/otx2_tx.c @@ -112,7 +112,6 @@ nix_xmit_pkts_vector(void *tx_queue, struct rte_mbuf **tx_pkts, uint64x2_t ltypes01, ltypes23; uint64x2_t xtmp128, ytmp128; uint64x2_t xmask01, xmask23; - uint64x2_t mbuf01, mbuf23; uint64x2_t cmd00, cmd01; uint64x2_t cmd10, cmd11; uint64x2_t cmd20, cmd21; @@ -137,9 +136,6 @@ nix_xmit_pkts_vector(void *tx_queue, struct rte_mbuf **tx_pkts, sgdesc23_w0 = sgdesc01_w0; for (i = 0; i < pkts; i += NIX_DESCS_PER_LOOP) { - mbuf01 = vld1q_u64((uint64_t *)tx_pkts); - mbuf23 = vld1q_u64((uint64_t *)(tx_pkts + 2)); - /* Clear lower 32bit of SEND_HDR_W0 and SEND_SG_W0 */ senddesc01_w0 = vbicq_u64(senddesc01_w0, vdupq_n_u64(0xFFFFFFFF)); @@ -149,13 +145,11 @@ nix_xmit_pkts_vector(void *tx_queue, struct rte_mbuf **tx_pkts, senddesc23_w0 = senddesc01_w0; sgdesc23_w0 = sgdesc01_w0; - tx_pkts = tx_pkts + NIX_DESCS_PER_LOOP; - /* Move mbufs to iova */ - mbuf0 = (uint64_t *)vgetq_lane_u64(mbuf01, 0); - mbuf1 = (uint64_t *)vgetq_lane_u64(mbuf01, 1); - mbuf2 = (uint64_t *)vgetq_lane_u64(mbuf23, 0); - mbuf3 = (uint64_t *)vgetq_lane_u64(mbuf23, 1); + mbuf0 = (uint64_t *)tx_pkts[0]; + mbuf1 = (uint64_t *)tx_pkts[1]; + mbuf2 = (uint64_t *)tx_pkts[2]; + mbuf3 = (uint64_t *)tx_pkts[3]; mbuf0 = (uint64_t *)((uintptr_t)mbuf0 + offsetof(struct rte_mbuf, buf_iova)); @@ -927,6 +921,7 @@ nix_xmit_pkts_vector(void *tx_queue, struct rte_mbuf **tx_pkts, lmt_status = otx2_lmt_submit(io_addr); } while (lmt_status == 0); + tx_pkts = tx_pkts + NIX_DESCS_PER_LOOP; } return pkts; -- 2.17.1
