diff options
Diffstat (limited to 'src/plugins/dpdk/device/device.c')
-rw-r--r-- | src/plugins/dpdk/device/device.c | 50 |
1 files changed, 4 insertions, 46 deletions
diff --git a/src/plugins/dpdk/device/device.c b/src/plugins/dpdk/device/device.c index cdd9785a3f3..0ac798fa704 100644 --- a/src/plugins/dpdk/device/device.c +++ b/src/plugins/dpdk/device/device.c @@ -345,12 +345,6 @@ CLIB_MULTIARCH_FN (dpdk_interface_tx) (vlib_main_t * vm, thread_index); struct rte_mbuf **mb; vlib_buffer_t *b[4]; -#ifdef CLIB_HAVE_VEC256 - u64x4 off4 = u64x4_splat (buffer_main.buffer_mem_start - - sizeof (struct rte_mbuf)); - u32x8 permute_mask = { 0, 4, 1, 5, 2, 6, 3, 7 }; - u32x8 zero = { 0 }; -#endif from = vlib_frame_vector_args (f); @@ -373,46 +367,10 @@ CLIB_MULTIARCH_FN (dpdk_interface_tx) (vlib_main_t * vm, } /* calculate rte_mbuf pointers out of buffer indices */ - from = vlib_frame_vector_args (f); - n_left = n_packets; - mb = ptd->mbufs; - while (n_left >= 8) - { -#ifdef CLIB_HAVE_VEC256 - u32x8 bi0, bi1; - u64x4 mb0, mb1; - /* load 4 bufer indices into lower part of 256-bit register */ - bi0 = u32x8_insert_lo (zero, u32x4_load_unaligned (from)); - bi1 = u32x8_insert_lo (zero, u32x4_load_unaligned (from + 4)); - /* permute 256-bit register so each buffer index is in own u64 */ - mb0 = (u64x4) u32x8_permute (bi0, permute_mask); - mb1 = (u64x4) u32x8_permute (bi1, permute_mask); - /* shift and add to get rte_mbuf pointer */ - mb0 <<= CLIB_LOG2_CACHE_LINE_BYTES; - mb1 <<= CLIB_LOG2_CACHE_LINE_BYTES; - u64x4_store_unaligned (mb0 + off4, mb); - u64x4_store_unaligned (mb1 + off4, mb + 4); -#else - mb[0] = rte_mbuf_from_vlib_buffer (vlib_get_buffer (vm, from[0])); - mb[1] = rte_mbuf_from_vlib_buffer (vlib_get_buffer (vm, from[1])); - mb[2] = rte_mbuf_from_vlib_buffer (vlib_get_buffer (vm, from[2])); - mb[3] = rte_mbuf_from_vlib_buffer (vlib_get_buffer (vm, from[3])); - mb[4] = rte_mbuf_from_vlib_buffer (vlib_get_buffer (vm, from[4])); - mb[5] = rte_mbuf_from_vlib_buffer (vlib_get_buffer (vm, from[5])); - mb[6] = rte_mbuf_from_vlib_buffer (vlib_get_buffer (vm, from[6])); - mb[7] = rte_mbuf_from_vlib_buffer (vlib_get_buffer (vm, from[7])); -#endif - from += 8; - mb += 8; - n_left -= 8; - } - while (n_left) - { - mb[0] = rte_mbuf_from_vlib_buffer (vlib_get_buffer (vm, from[0])); - from++; - mb++; - n_left--; - } + vlib_get_buffers_with_offset (vm, vlib_frame_vector_args (f), + (void **) ptd->mbufs, n_packets, + -(i32) sizeof (struct rte_mbuf)); + from = vlib_frame_vector_args (f); n_left = n_packets; mb = ptd->mbufs; |