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authorLinus Torvalds <torvalds@linux-foundation.org>2020-06-04 02:27:18 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-04 02:27:18 +0300
commitcb8e59cc87201af93dfbb6c3dccc8fcad72a09c2 (patch)
treea334db9022f89654b777bbce8c4c6632e65b9031 /drivers/net/ethernet/intel/ice/ice_xsk.c
parent2e63f6ce7ed2c4ff83ba30ad9ccad422289a6c63 (diff)
parent065fcfd49763ec71ae345bb5c5a74f961031e70e (diff)
downloadlinux-cb8e59cc87201af93dfbb6c3dccc8fcad72a09c2.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
Pull networking updates from David Miller: 1) Allow setting bluetooth L2CAP modes via socket option, from Luiz Augusto von Dentz. 2) Add GSO partial support to igc, from Sasha Neftin. 3) Several cleanups and improvements to r8169 from Heiner Kallweit. 4) Add IF_OPER_TESTING link state and use it when ethtool triggers a device self-test. From Andrew Lunn. 5) Start moving away from custom driver versions, use the globally defined kernel version instead, from Leon Romanovsky. 6) Support GRO vis gro_cells in DSA layer, from Alexander Lobakin. 7) Allow hard IRQ deferral during NAPI, from Eric Dumazet. 8) Add sriov and vf support to hinic, from Luo bin. 9) Support Media Redundancy Protocol (MRP) in the bridging code, from Horatiu Vultur. 10) Support netmap in the nft_nat code, from Pablo Neira Ayuso. 11) Allow UDPv6 encapsulation of ESP in the ipsec code, from Sabrina Dubroca. Also add ipv6 support for espintcp. 12) Lots of ReST conversions of the networking documentation, from Mauro Carvalho Chehab. 13) Support configuration of ethtool rxnfc flows in bcmgenet driver, from Doug Berger. 14) Allow to dump cgroup id and filter by it in inet_diag code, from Dmitry Yakunin. 15) Add infrastructure to export netlink attribute policies to userspace, from Johannes Berg. 16) Several optimizations to sch_fq scheduler, from Eric Dumazet. 17) Fallback to the default qdisc if qdisc init fails because otherwise a packet scheduler init failure will make a device inoperative. From Jesper Dangaard Brouer. 18) Several RISCV bpf jit optimizations, from Luke Nelson. 19) Correct the return type of the ->ndo_start_xmit() method in several drivers, it's netdev_tx_t but many drivers were using 'int'. From Yunjian Wang. 20) Add an ethtool interface for PHY master/slave config, from Oleksij Rempel. 21) Add BPF iterators, from Yonghang Song. 22) Add cable test infrastructure, including ethool interfaces, from Andrew Lunn. Marvell PHY driver is the first to support this facility. 23) Remove zero-length arrays all over, from Gustavo A. R. Silva. 24) Calculate and maintain an explicit frame size in XDP, from Jesper Dangaard Brouer. 25) Add CAP_BPF, from Alexei Starovoitov. 26) Support terse dumps in the packet scheduler, from Vlad Buslov. 27) Support XDP_TX bulking in dpaa2 driver, from Ioana Ciornei. 28) Add devm_register_netdev(), from Bartosz Golaszewski. 29) Minimize qdisc resets, from Cong Wang. 30) Get rid of kernel_getsockopt and kernel_setsockopt in order to eliminate set_fs/get_fs calls. From Christoph Hellwig. * git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2517 commits) selftests: net: ip_defrag: ignore EPERM net_failover: fixed rollback in net_failover_open() Revert "tipc: Fix potential tipc_aead refcnt leak in tipc_crypto_rcv" Revert "tipc: Fix potential tipc_node refcnt leak in tipc_rcv" vmxnet3: allow rx flow hash ops only when rss is enabled hinic: add set_channels ethtool_ops support selftests/bpf: Add a default $(CXX) value tools/bpf: Don't use $(COMPILE.c) bpf, selftests: Use bpf_probe_read_kernel s390/bpf: Use bcr 0,%0 as tail call nop filler s390/bpf: Maintain 8-byte stack alignment selftests/bpf: Fix verifier test selftests/bpf: Fix sample_cnt shared between two threads bpf, selftests: Adapt cls_redirect to call csum_level helper bpf: Add csum_level helper for fixing up csum levels bpf: Fix up bpf_skb_adjust_room helper's skb csum setting sfc: add missing annotation for efx_ef10_try_update_nic_stats_vf() crypto/chtls: IPv6 support for inline TLS Crypto/chcr: Fixes a coccinile check error Crypto/chcr: Fixes compilations warnings ...
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_xsk.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_xsk.c380
1 files changed, 43 insertions, 337 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c
index 8279db15e870..b6f928c9e9c9 100644
--- a/drivers/net/ethernet/intel/ice/ice_xsk.c
+++ b/drivers/net/ethernet/intel/ice/ice_xsk.c
@@ -2,7 +2,7 @@
/* Copyright (c) 2019, Intel Corporation. */
#include <linux/bpf_trace.h>
-#include <net/xdp_sock.h>
+#include <net/xdp_sock_drv.h>
#include <net/xdp.h>
#include "ice.h"
#include "ice_base.h"
@@ -280,28 +280,6 @@ static int ice_xsk_alloc_umems(struct ice_vsi *vsi)
}
/**
- * ice_xsk_add_umem - add a UMEM region for XDP sockets
- * @vsi: VSI to which the UMEM will be added
- * @umem: pointer to a requested UMEM region
- * @qid: queue ID
- *
- * Returns 0 on success, negative on error
- */
-static int ice_xsk_add_umem(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid)
-{
- int err;
-
- err = ice_xsk_alloc_umems(vsi);
- if (err)
- return err;
-
- vsi->xsk_umems[qid] = umem;
- vsi->num_xsk_umems_used++;
-
- return 0;
-}
-
-/**
* ice_xsk_remove_umem - Remove an UMEM for a certain ring/qid
* @vsi: VSI from which the VSI will be removed
* @qid: Ring/qid associated with the UMEM
@@ -318,65 +296,6 @@ static void ice_xsk_remove_umem(struct ice_vsi *vsi, u16 qid)
}
}
-/**
- * ice_xsk_umem_dma_map - DMA map UMEM region for XDP sockets
- * @vsi: VSI to map the UMEM region
- * @umem: UMEM to map
- *
- * Returns 0 on success, negative on error
- */
-static int ice_xsk_umem_dma_map(struct ice_vsi *vsi, struct xdp_umem *umem)
-{
- struct ice_pf *pf = vsi->back;
- struct device *dev;
- unsigned int i;
-
- dev = ice_pf_to_dev(pf);
- for (i = 0; i < umem->npgs; i++) {
- dma_addr_t dma = dma_map_page_attrs(dev, umem->pgs[i], 0,
- PAGE_SIZE,
- DMA_BIDIRECTIONAL,
- ICE_RX_DMA_ATTR);
- if (dma_mapping_error(dev, dma)) {
- dev_dbg(dev, "XSK UMEM DMA mapping error on page num %d\n",
- i);
- goto out_unmap;
- }
-
- umem->pages[i].dma = dma;
- }
-
- return 0;
-
-out_unmap:
- for (; i > 0; i--) {
- dma_unmap_page_attrs(dev, umem->pages[i].dma, PAGE_SIZE,
- DMA_BIDIRECTIONAL, ICE_RX_DMA_ATTR);
- umem->pages[i].dma = 0;
- }
-
- return -EFAULT;
-}
-
-/**
- * ice_xsk_umem_dma_unmap - DMA unmap UMEM region for XDP sockets
- * @vsi: VSI from which the UMEM will be unmapped
- * @umem: UMEM to unmap
- */
-static void ice_xsk_umem_dma_unmap(struct ice_vsi *vsi, struct xdp_umem *umem)
-{
- struct ice_pf *pf = vsi->back;
- struct device *dev;
- unsigned int i;
-
- dev = ice_pf_to_dev(pf);
- for (i = 0; i < umem->npgs; i++) {
- dma_unmap_page_attrs(dev, umem->pages[i].dma, PAGE_SIZE,
- DMA_BIDIRECTIONAL, ICE_RX_DMA_ATTR);
-
- umem->pages[i].dma = 0;
- }
-}
/**
* ice_xsk_umem_disable - disable a UMEM region
@@ -391,7 +310,7 @@ static int ice_xsk_umem_disable(struct ice_vsi *vsi, u16 qid)
!vsi->xsk_umems[qid])
return -EINVAL;
- ice_xsk_umem_dma_unmap(vsi, vsi->xsk_umems[qid]);
+ xsk_buff_dma_unmap(vsi->xsk_umems[qid], ICE_RX_DMA_ATTR);
ice_xsk_remove_umem(vsi, qid);
return 0;
@@ -408,7 +327,6 @@ static int ice_xsk_umem_disable(struct ice_vsi *vsi, u16 qid)
static int
ice_xsk_umem_enable(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid)
{
- struct xdp_umem_fq_reuse *reuseq;
int err;
if (vsi->type != ICE_VSI_PF)
@@ -419,20 +337,18 @@ ice_xsk_umem_enable(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid)
if (qid >= vsi->num_xsk_umems)
return -EINVAL;
+ err = ice_xsk_alloc_umems(vsi);
+ if (err)
+ return err;
+
if (vsi->xsk_umems && vsi->xsk_umems[qid])
return -EBUSY;
- reuseq = xsk_reuseq_prepare(vsi->rx_rings[0]->count);
- if (!reuseq)
- return -ENOMEM;
-
- xsk_reuseq_free(xsk_reuseq_swap(umem, reuseq));
-
- err = ice_xsk_umem_dma_map(vsi, umem);
- if (err)
- return err;
+ vsi->xsk_umems[qid] = umem;
+ vsi->num_xsk_umems_used++;
- err = ice_xsk_add_umem(vsi, umem, qid);
+ err = xsk_buff_dma_map(vsi->xsk_umems[qid], ice_pf_to_dev(vsi->back),
+ ICE_RX_DMA_ATTR);
if (err)
return err;
@@ -484,137 +400,22 @@ xsk_umem_if_up:
}
/**
- * ice_zca_free - Callback for MEM_TYPE_ZERO_COPY allocations
- * @zca: zero-cpoy allocator
- * @handle: Buffer handle
- */
-void ice_zca_free(struct zero_copy_allocator *zca, unsigned long handle)
-{
- struct ice_rx_buf *rx_buf;
- struct ice_ring *rx_ring;
- struct xdp_umem *umem;
- u64 hr, mask;
- u16 nta;
-
- rx_ring = container_of(zca, struct ice_ring, zca);
- umem = rx_ring->xsk_umem;
- hr = umem->headroom + XDP_PACKET_HEADROOM;
-
- mask = umem->chunk_mask;
-
- nta = rx_ring->next_to_alloc;
- rx_buf = &rx_ring->rx_buf[nta];
-
- nta++;
- rx_ring->next_to_alloc = (nta < rx_ring->count) ? nta : 0;
-
- handle &= mask;
-
- rx_buf->dma = xdp_umem_get_dma(umem, handle);
- rx_buf->dma += hr;
-
- rx_buf->addr = xdp_umem_get_data(umem, handle);
- rx_buf->addr += hr;
-
- rx_buf->handle = (u64)handle + umem->headroom;
-}
-
-/**
- * ice_alloc_buf_fast_zc - Retrieve buffer address from XDP umem
- * @rx_ring: ring with an xdp_umem bound to it
- * @rx_buf: buffer to which xsk page address will be assigned
- *
- * This function allocates an Rx buffer in the hot path.
- * The buffer can come from fill queue or recycle queue.
- *
- * Returns true if an assignment was successful, false if not.
- */
-static __always_inline bool
-ice_alloc_buf_fast_zc(struct ice_ring *rx_ring, struct ice_rx_buf *rx_buf)
-{
- struct xdp_umem *umem = rx_ring->xsk_umem;
- void *addr = rx_buf->addr;
- u64 handle, hr;
-
- if (addr) {
- rx_ring->rx_stats.page_reuse_count++;
- return true;
- }
-
- if (!xsk_umem_peek_addr(umem, &handle)) {
- rx_ring->rx_stats.alloc_page_failed++;
- return false;
- }
-
- hr = umem->headroom + XDP_PACKET_HEADROOM;
-
- rx_buf->dma = xdp_umem_get_dma(umem, handle);
- rx_buf->dma += hr;
-
- rx_buf->addr = xdp_umem_get_data(umem, handle);
- rx_buf->addr += hr;
-
- rx_buf->handle = handle + umem->headroom;
-
- xsk_umem_release_addr(umem);
- return true;
-}
-
-/**
- * ice_alloc_buf_slow_zc - Retrieve buffer address from XDP umem
- * @rx_ring: ring with an xdp_umem bound to it
- * @rx_buf: buffer to which xsk page address will be assigned
- *
- * This function allocates an Rx buffer in the slow path.
- * The buffer can come from fill queue or recycle queue.
- *
- * Returns true if an assignment was successful, false if not.
- */
-static __always_inline bool
-ice_alloc_buf_slow_zc(struct ice_ring *rx_ring, struct ice_rx_buf *rx_buf)
-{
- struct xdp_umem *umem = rx_ring->xsk_umem;
- u64 handle, headroom;
-
- if (!xsk_umem_peek_addr_rq(umem, &handle)) {
- rx_ring->rx_stats.alloc_page_failed++;
- return false;
- }
-
- handle &= umem->chunk_mask;
- headroom = umem->headroom + XDP_PACKET_HEADROOM;
-
- rx_buf->dma = xdp_umem_get_dma(umem, handle);
- rx_buf->dma += headroom;
-
- rx_buf->addr = xdp_umem_get_data(umem, handle);
- rx_buf->addr += headroom;
-
- rx_buf->handle = handle + umem->headroom;
-
- xsk_umem_release_addr_rq(umem);
- return true;
-}
-
-/**
* ice_alloc_rx_bufs_zc - allocate a number of Rx buffers
* @rx_ring: Rx ring
* @count: The number of buffers to allocate
- * @alloc: the function pointer to call for allocation
*
* This function allocates a number of Rx buffers from the fill ring
* or the internal recycle mechanism and places them on the Rx ring.
*
* Returns false if all allocations were successful, true if any fail.
*/
-static bool
-ice_alloc_rx_bufs_zc(struct ice_ring *rx_ring, int count,
- bool (*alloc)(struct ice_ring *, struct ice_rx_buf *))
+bool ice_alloc_rx_bufs_zc(struct ice_ring *rx_ring, u16 count)
{
union ice_32b_rx_flex_desc *rx_desc;
u16 ntu = rx_ring->next_to_use;
struct ice_rx_buf *rx_buf;
bool ret = false;
+ dma_addr_t dma;
if (!count)
return false;
@@ -623,16 +424,14 @@ ice_alloc_rx_bufs_zc(struct ice_ring *rx_ring, int count,
rx_buf = &rx_ring->rx_buf[ntu];
do {
- if (!alloc(rx_ring, rx_buf)) {
+ rx_buf->xdp = xsk_buff_alloc(rx_ring->xsk_umem);
+ if (!rx_buf->xdp) {
ret = true;
break;
}
- dma_sync_single_range_for_device(rx_ring->dev, rx_buf->dma, 0,
- rx_ring->rx_buf_len,
- DMA_BIDIRECTIONAL);
-
- rx_desc->read.pkt_addr = cpu_to_le64(rx_buf->dma);
+ dma = xsk_buff_xdp_get_dma(rx_buf->xdp);
+ rx_desc->read.pkt_addr = cpu_to_le64(dma);
rx_desc->wb.status_error0 = 0;
rx_desc++;
@@ -653,32 +452,6 @@ ice_alloc_rx_bufs_zc(struct ice_ring *rx_ring, int count,
}
/**
- * ice_alloc_rx_bufs_fast_zc - allocate zero copy bufs in the hot path
- * @rx_ring: Rx ring
- * @count: number of bufs to allocate
- *
- * Returns false on success, true on failure.
- */
-static bool ice_alloc_rx_bufs_fast_zc(struct ice_ring *rx_ring, u16 count)
-{
- return ice_alloc_rx_bufs_zc(rx_ring, count,
- ice_alloc_buf_fast_zc);
-}
-
-/**
- * ice_alloc_rx_bufs_slow_zc - allocate zero copy bufs in the slow path
- * @rx_ring: Rx ring
- * @count: number of bufs to allocate
- *
- * Returns false on success, true on failure.
- */
-bool ice_alloc_rx_bufs_slow_zc(struct ice_ring *rx_ring, u16 count)
-{
- return ice_alloc_rx_bufs_zc(rx_ring, count,
- ice_alloc_buf_slow_zc);
-}
-
-/**
* ice_bump_ntc - Bump the next_to_clean counter of an Rx ring
* @rx_ring: Rx ring
*/
@@ -692,76 +465,21 @@ static void ice_bump_ntc(struct ice_ring *rx_ring)
}
/**
- * ice_get_rx_buf_zc - Fetch the current Rx buffer
- * @rx_ring: Rx ring
- * @size: size of a buffer
- *
- * This function returns the current, received Rx buffer and does
- * DMA synchronization.
- *
- * Returns a pointer to the received Rx buffer.
- */
-static struct ice_rx_buf *ice_get_rx_buf_zc(struct ice_ring *rx_ring, int size)
-{
- struct ice_rx_buf *rx_buf;
-
- rx_buf = &rx_ring->rx_buf[rx_ring->next_to_clean];
-
- dma_sync_single_range_for_cpu(rx_ring->dev, rx_buf->dma, 0,
- size, DMA_BIDIRECTIONAL);
-
- return rx_buf;
-}
-
-/**
- * ice_reuse_rx_buf_zc - reuse an Rx buffer
- * @rx_ring: Rx ring
- * @old_buf: The buffer to recycle
- *
- * This function recycles a finished Rx buffer, and places it on the recycle
- * queue (next_to_alloc).
- */
-static void
-ice_reuse_rx_buf_zc(struct ice_ring *rx_ring, struct ice_rx_buf *old_buf)
-{
- unsigned long mask = (unsigned long)rx_ring->xsk_umem->chunk_mask;
- u64 hr = rx_ring->xsk_umem->headroom + XDP_PACKET_HEADROOM;
- u16 nta = rx_ring->next_to_alloc;
- struct ice_rx_buf *new_buf;
-
- new_buf = &rx_ring->rx_buf[nta++];
- rx_ring->next_to_alloc = (nta < rx_ring->count) ? nta : 0;
-
- new_buf->dma = old_buf->dma & mask;
- new_buf->dma += hr;
-
- new_buf->addr = (void *)((unsigned long)old_buf->addr & mask);
- new_buf->addr += hr;
-
- new_buf->handle = old_buf->handle & mask;
- new_buf->handle += rx_ring->xsk_umem->headroom;
-
- old_buf->addr = NULL;
-}
-
-/**
* ice_construct_skb_zc - Create an sk_buff from zero-copy buffer
* @rx_ring: Rx ring
* @rx_buf: zero-copy Rx buffer
- * @xdp: XDP buffer
*
* This function allocates a new skb from a zero-copy Rx buffer.
*
* Returns the skb on success, NULL on failure.
*/
static struct sk_buff *
-ice_construct_skb_zc(struct ice_ring *rx_ring, struct ice_rx_buf *rx_buf,
- struct xdp_buff *xdp)
+ice_construct_skb_zc(struct ice_ring *rx_ring, struct ice_rx_buf *rx_buf)
{
- unsigned int metasize = xdp->data - xdp->data_meta;
- unsigned int datasize = xdp->data_end - xdp->data;
- unsigned int datasize_hard = xdp->data_end -
- xdp->data_hard_start;
+ unsigned int metasize = rx_buf->xdp->data - rx_buf->xdp->data_meta;
+ unsigned int datasize = rx_buf->xdp->data_end - rx_buf->xdp->data;
+ unsigned int datasize_hard = rx_buf->xdp->data_end -
+ rx_buf->xdp->data_hard_start;
struct sk_buff *skb;
skb = __napi_alloc_skb(&rx_ring->q_vector->napi, datasize_hard,
@@ -769,13 +487,13 @@ ice_construct_skb_zc(struct ice_ring *rx_ring, struct ice_rx_buf *rx_buf,
if (unlikely(!skb))
return NULL;
- skb_reserve(skb, xdp->data - xdp->data_hard_start);
- memcpy(__skb_put(skb, datasize), xdp->data, datasize);
+ skb_reserve(skb, rx_buf->xdp->data - rx_buf->xdp->data_hard_start);
+ memcpy(__skb_put(skb, datasize), rx_buf->xdp->data, datasize);
if (metasize)
skb_metadata_set(skb, metasize);
- ice_reuse_rx_buf_zc(rx_ring, rx_buf);
-
+ xsk_buff_free(rx_buf->xdp);
+ rx_buf->xdp = NULL;
return skb;
}
@@ -802,7 +520,6 @@ ice_run_xdp_zc(struct ice_ring *rx_ring, struct xdp_buff *xdp)
}
act = bpf_prog_run_xdp(xdp_prog, xdp);
- xdp->handle += xdp->data - xdp->data_hard_start;
switch (act) {
case XDP_PASS:
break;
@@ -842,9 +559,6 @@ int ice_clean_rx_irq_zc(struct ice_ring *rx_ring, int budget)
u16 cleaned_count = ICE_DESC_UNUSED(rx_ring);
unsigned int xdp_xmit = 0;
bool failure = false;
- struct xdp_buff xdp;
-
- xdp.rxq = &rx_ring->xdp_rxq;
while (likely(total_rx_packets < (unsigned int)budget)) {
union ice_32b_rx_flex_desc *rx_desc;
@@ -856,8 +570,8 @@ int ice_clean_rx_irq_zc(struct ice_ring *rx_ring, int budget)
u8 rx_ptype;
if (cleaned_count >= ICE_RX_BUF_WRITE) {
- failure |= ice_alloc_rx_bufs_fast_zc(rx_ring,
- cleaned_count);
+ failure |= ice_alloc_rx_bufs_zc(rx_ring,
+ cleaned_count);
cleaned_count = 0;
}
@@ -878,25 +592,19 @@ int ice_clean_rx_irq_zc(struct ice_ring *rx_ring, int budget)
if (!size)
break;
- rx_buf = ice_get_rx_buf_zc(rx_ring, size);
- if (!rx_buf->addr)
- break;
- xdp.data = rx_buf->addr;
- xdp.data_meta = xdp.data;
- xdp.data_hard_start = xdp.data - XDP_PACKET_HEADROOM;
- xdp.data_end = xdp.data + size;
- xdp.handle = rx_buf->handle;
+ rx_buf = &rx_ring->rx_buf[rx_ring->next_to_clean];
+ rx_buf->xdp->data_end = rx_buf->xdp->data + size;
+ xsk_buff_dma_sync_for_cpu(rx_buf->xdp);
- xdp_res = ice_run_xdp_zc(rx_ring, &xdp);
+ xdp_res = ice_run_xdp_zc(rx_ring, rx_buf->xdp);
if (xdp_res) {
- if (xdp_res & (ICE_XDP_TX | ICE_XDP_REDIR)) {
+ if (xdp_res & (ICE_XDP_TX | ICE_XDP_REDIR))
xdp_xmit |= xdp_res;
- rx_buf->addr = NULL;
- } else {
- ice_reuse_rx_buf_zc(rx_ring, rx_buf);
- }
+ else
+ xsk_buff_free(rx_buf->xdp);
+ rx_buf->xdp = NULL;
total_rx_bytes += size;
total_rx_packets++;
cleaned_count++;
@@ -906,7 +614,7 @@ int ice_clean_rx_irq_zc(struct ice_ring *rx_ring, int budget)
}
/* XDP_PASS path */
- skb = ice_construct_skb_zc(rx_ring, rx_buf, &xdp);
+ skb = ice_construct_skb_zc(rx_ring, rx_buf);
if (!skb) {
rx_ring->rx_stats.alloc_buf_failed++;
break;
@@ -977,17 +685,16 @@ static bool ice_xmit_zc(struct ice_ring *xdp_ring, int budget)
if (!xsk_umem_consume_tx(xdp_ring->xsk_umem, &desc))
break;
- dma = xdp_umem_get_dma(xdp_ring->xsk_umem, desc.addr);
-
- dma_sync_single_for_device(xdp_ring->dev, dma, desc.len,
- DMA_BIDIRECTIONAL);
+ dma = xsk_buff_raw_get_dma(xdp_ring->xsk_umem, desc.addr);
+ xsk_buff_raw_dma_sync_for_device(xdp_ring->xsk_umem, dma,
+ desc.len);
tx_buf->bytecount = desc.len;
tx_desc = ICE_TX_DESC(xdp_ring, xdp_ring->next_to_use);
tx_desc->buf_addr = cpu_to_le64(dma);
- tx_desc->cmd_type_offset_bsz = build_ctob(ICE_TXD_LAST_DESC_CMD,
- 0, desc.len, 0);
+ tx_desc->cmd_type_offset_bsz =
+ ice_build_ctob(ICE_TXD_LAST_DESC_CMD, 0, desc.len, 0);
xdp_ring->next_to_use++;
if (xdp_ring->next_to_use == xdp_ring->count)
@@ -1163,11 +870,10 @@ void ice_xsk_clean_rx_ring(struct ice_ring *rx_ring)
for (i = 0; i < rx_ring->count; i++) {
struct ice_rx_buf *rx_buf = &rx_ring->rx_buf[i];
- if (!rx_buf->addr)
+ if (!rx_buf->xdp)
continue;
- xsk_umem_fq_reuse(rx_ring->xsk_umem, rx_buf->handle);
- rx_buf->addr = NULL;
+ rx_buf->xdp = NULL;
}
}