6.17-stable review patch. If anyone has any objections, please let me know.
------------------
From: Fan Gong gongfan1@huawei.com
[ Upstream commit 6b822b658aafe840ffd6d7f1af5bf4f77df15a11 ]
Explicitly use little-endian & big-endian structs to support big endian hosts.
Co-developed-by: Zhu Yikai zhuyikai1@h-partners.com Signed-off-by: Zhu Yikai zhuyikai1@h-partners.com Signed-off-by: Fan Gong gongfan1@huawei.com Reviewed-by: Vadim Fedorenko vadim.fedorenko@linux.dev Reviewed-by: Simon Horman horms@kernel.org Link: https://patch.msgid.link/9b995a10f1e209a878bf98e4e1cdfb926f386695.1757653621... Signed-off-by: Paolo Abeni pabeni@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- .../ethernet/huawei/hinic3/hinic3_nic_io.h | 15 ++-- .../net/ethernet/huawei/hinic3/hinic3_rx.c | 10 +-- .../net/ethernet/huawei/hinic3/hinic3_rx.h | 24 +++--- .../net/ethernet/huawei/hinic3/hinic3_tx.c | 81 ++++++++++--------- .../net/ethernet/huawei/hinic3/hinic3_tx.h | 18 ++--- 5 files changed, 79 insertions(+), 69 deletions(-)
diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.h b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.h index 865ba6878c483..1808d37e7cf71 100644 --- a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.h +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.h @@ -75,8 +75,8 @@ static inline u16 hinic3_get_sq_hw_ci(const struct hinic3_io_queue *sq) #define DB_CFLAG_DP_RQ 1
struct hinic3_nic_db { - u32 db_info; - u32 pi_hi; + __le32 db_info; + __le32 pi_hi; };
static inline void hinic3_write_db(struct hinic3_io_queue *queue, int cos, @@ -84,11 +84,12 @@ static inline void hinic3_write_db(struct hinic3_io_queue *queue, int cos, { struct hinic3_nic_db db;
- db.db_info = DB_INFO_SET(DB_SRC_TYPE, TYPE) | - DB_INFO_SET(cflag, CFLAG) | - DB_INFO_SET(cos, COS) | - DB_INFO_SET(queue->q_id, QID); - db.pi_hi = DB_PI_HIGH(pi); + db.db_info = + cpu_to_le32(DB_INFO_SET(DB_SRC_TYPE, TYPE) | + DB_INFO_SET(cflag, CFLAG) | + DB_INFO_SET(cos, COS) | + DB_INFO_SET(queue->q_id, QID)); + db.pi_hi = cpu_to_le32(DB_PI_HIGH(pi));
writeq(*((u64 *)&db), DB_ADDR(queue, pi)); } diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_rx.c b/drivers/net/ethernet/huawei/hinic3/hinic3_rx.c index 860163e9d66cf..ac04e3a192ada 100644 --- a/drivers/net/ethernet/huawei/hinic3/hinic3_rx.c +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_rx.c @@ -66,8 +66,8 @@ static void rq_wqe_buf_set(struct hinic3_io_queue *rq, uint32_t wqe_idx, struct hinic3_rq_wqe *rq_wqe;
rq_wqe = get_q_element(&rq->wq.qpages, wqe_idx, NULL); - rq_wqe->buf_hi_addr = upper_32_bits(dma_addr); - rq_wqe->buf_lo_addr = lower_32_bits(dma_addr); + rq_wqe->buf_hi_addr = cpu_to_le32(upper_32_bits(dma_addr)); + rq_wqe->buf_lo_addr = cpu_to_le32(lower_32_bits(dma_addr)); }
static u32 hinic3_rx_fill_buffers(struct hinic3_rxq *rxq) @@ -279,7 +279,7 @@ static int recv_one_pkt(struct hinic3_rxq *rxq, struct hinic3_rq_cqe *rx_cqe, if (skb_is_nonlinear(skb)) hinic3_pull_tail(skb);
- offload_type = rx_cqe->offload_type; + offload_type = le32_to_cpu(rx_cqe->offload_type); hinic3_rx_csum(rxq, offload_type, status, skb);
num_lro = RQ_CQE_STATUS_GET(status, NUM_LRO); @@ -311,14 +311,14 @@ int hinic3_rx_poll(struct hinic3_rxq *rxq, int budget) while (likely(nr_pkts < budget)) { sw_ci = rxq->cons_idx & rxq->q_mask; rx_cqe = rxq->cqe_arr + sw_ci; - status = rx_cqe->status; + status = le32_to_cpu(rx_cqe->status); if (!RQ_CQE_STATUS_GET(status, RXDONE)) break;
/* make sure we read rx_done before packet length */ rmb();
- vlan_len = rx_cqe->vlan_len; + vlan_len = le32_to_cpu(rx_cqe->vlan_len); pkt_len = RQ_CQE_SGE_GET(vlan_len, LEN); if (recv_one_pkt(rxq, rx_cqe, pkt_len, vlan_len, status)) break; diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_rx.h b/drivers/net/ethernet/huawei/hinic3/hinic3_rx.h index 1cca21858d40e..e7b496d13a697 100644 --- a/drivers/net/ethernet/huawei/hinic3/hinic3_rx.h +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_rx.h @@ -27,21 +27,21 @@
/* RX Completion information that is provided by HW for a specific RX WQE */ struct hinic3_rq_cqe { - u32 status; - u32 vlan_len; - u32 offload_type; - u32 rsvd3; - u32 rsvd4; - u32 rsvd5; - u32 rsvd6; - u32 pkt_info; + __le32 status; + __le32 vlan_len; + __le32 offload_type; + __le32 rsvd3; + __le32 rsvd4; + __le32 rsvd5; + __le32 rsvd6; + __le32 pkt_info; };
struct hinic3_rq_wqe { - u32 buf_hi_addr; - u32 buf_lo_addr; - u32 cqe_hi_addr; - u32 cqe_lo_addr; + __le32 buf_hi_addr; + __le32 buf_lo_addr; + __le32 cqe_hi_addr; + __le32 cqe_lo_addr; };
struct hinic3_rx_info { diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c b/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c index 3f7f73430be41..dd8f362ded185 100644 --- a/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c @@ -81,10 +81,10 @@ static int hinic3_tx_map_skb(struct net_device *netdev, struct sk_buff *skb,
dma_info[0].len = skb_headlen(skb);
- wqe_desc->hi_addr = upper_32_bits(dma_info[0].dma); - wqe_desc->lo_addr = lower_32_bits(dma_info[0].dma); + wqe_desc->hi_addr = cpu_to_le32(upper_32_bits(dma_info[0].dma)); + wqe_desc->lo_addr = cpu_to_le32(lower_32_bits(dma_info[0].dma));
- wqe_desc->ctrl_len = dma_info[0].len; + wqe_desc->ctrl_len = cpu_to_le32(dma_info[0].len);
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { frag = &(skb_shinfo(skb)->frags[i]); @@ -197,7 +197,8 @@ static int hinic3_tx_csum(struct hinic3_txq *txq, struct hinic3_sq_task *task, union hinic3_ip ip; u8 l4_proto;
- task->pkt_info0 |= SQ_TASK_INFO0_SET(1, TUNNEL_FLAG); + task->pkt_info0 |= cpu_to_le32(SQ_TASK_INFO0_SET(1, + TUNNEL_FLAG));
ip.hdr = skb_network_header(skb); if (ip.v4->version == 4) { @@ -226,7 +227,7 @@ static int hinic3_tx_csum(struct hinic3_txq *txq, struct hinic3_sq_task *task, } }
- task->pkt_info0 |= SQ_TASK_INFO0_SET(1, INNER_L4_EN); + task->pkt_info0 |= cpu_to_le32(SQ_TASK_INFO0_SET(1, INNER_L4_EN));
return 1; } @@ -255,26 +256,28 @@ static void get_inner_l3_l4_type(struct sk_buff *skb, union hinic3_ip *ip, } }
-static void hinic3_set_tso_info(struct hinic3_sq_task *task, u32 *queue_info, +static void hinic3_set_tso_info(struct hinic3_sq_task *task, __le32 *queue_info, enum hinic3_l4_offload_type l4_offload, u32 offset, u32 mss) { if (l4_offload == HINIC3_L4_OFFLOAD_TCP) { - *queue_info |= SQ_CTRL_QUEUE_INFO_SET(1, TSO); - task->pkt_info0 |= SQ_TASK_INFO0_SET(1, INNER_L4_EN); + *queue_info |= cpu_to_le32(SQ_CTRL_QUEUE_INFO_SET(1, TSO)); + task->pkt_info0 |= cpu_to_le32(SQ_TASK_INFO0_SET(1, + INNER_L4_EN)); } else if (l4_offload == HINIC3_L4_OFFLOAD_UDP) { - *queue_info |= SQ_CTRL_QUEUE_INFO_SET(1, UFO); - task->pkt_info0 |= SQ_TASK_INFO0_SET(1, INNER_L4_EN); + *queue_info |= cpu_to_le32(SQ_CTRL_QUEUE_INFO_SET(1, UFO)); + task->pkt_info0 |= cpu_to_le32(SQ_TASK_INFO0_SET(1, + INNER_L4_EN)); }
/* enable L3 calculation */ - task->pkt_info0 |= SQ_TASK_INFO0_SET(1, INNER_L3_EN); + task->pkt_info0 |= cpu_to_le32(SQ_TASK_INFO0_SET(1, INNER_L3_EN));
- *queue_info |= SQ_CTRL_QUEUE_INFO_SET(offset >> 1, PLDOFF); + *queue_info |= cpu_to_le32(SQ_CTRL_QUEUE_INFO_SET(offset >> 1, PLDOFF));
/* set MSS value */ - *queue_info &= ~SQ_CTRL_QUEUE_INFO_MSS_MASK; - *queue_info |= SQ_CTRL_QUEUE_INFO_SET(mss, MSS); + *queue_info &= cpu_to_le32(~SQ_CTRL_QUEUE_INFO_MSS_MASK); + *queue_info |= cpu_to_le32(SQ_CTRL_QUEUE_INFO_SET(mss, MSS)); }
static __sum16 csum_magic(union hinic3_ip *ip, unsigned short proto) @@ -284,7 +287,7 @@ static __sum16 csum_magic(union hinic3_ip *ip, unsigned short proto) csum_ipv6_magic(&ip->v6->saddr, &ip->v6->daddr, 0, proto, 0); }
-static int hinic3_tso(struct hinic3_sq_task *task, u32 *queue_info, +static int hinic3_tso(struct hinic3_sq_task *task, __le32 *queue_info, struct sk_buff *skb) { enum hinic3_l4_offload_type l4_offload; @@ -305,15 +308,17 @@ static int hinic3_tso(struct hinic3_sq_task *task, u32 *queue_info, if (skb->encapsulation) { u32 gso_type = skb_shinfo(skb)->gso_type; /* L3 checksum is always enabled */ - task->pkt_info0 |= SQ_TASK_INFO0_SET(1, OUT_L3_EN); - task->pkt_info0 |= SQ_TASK_INFO0_SET(1, TUNNEL_FLAG); + task->pkt_info0 |= cpu_to_le32(SQ_TASK_INFO0_SET(1, OUT_L3_EN)); + task->pkt_info0 |= cpu_to_le32(SQ_TASK_INFO0_SET(1, + TUNNEL_FLAG));
l4.hdr = skb_transport_header(skb); ip.hdr = skb_network_header(skb);
if (gso_type & SKB_GSO_UDP_TUNNEL_CSUM) { l4.udp->check = ~csum_magic(&ip, IPPROTO_UDP); - task->pkt_info0 |= SQ_TASK_INFO0_SET(1, OUT_L4_EN); + task->pkt_info0 |= + cpu_to_le32(SQ_TASK_INFO0_SET(1, OUT_L4_EN)); }
ip.hdr = skb_inner_network_header(skb); @@ -343,13 +348,14 @@ static void hinic3_set_vlan_tx_offload(struct hinic3_sq_task *task, * 2=select TPID2 in IPSU, 3=select TPID3 in IPSU, * 4=select TPID4 in IPSU */ - task->vlan_offload = SQ_TASK_INFO3_SET(vlan_tag, VLAN_TAG) | - SQ_TASK_INFO3_SET(vlan_tpid, VLAN_TPID) | - SQ_TASK_INFO3_SET(1, VLAN_TAG_VALID); + task->vlan_offload = + cpu_to_le32(SQ_TASK_INFO3_SET(vlan_tag, VLAN_TAG) | + SQ_TASK_INFO3_SET(vlan_tpid, VLAN_TPID) | + SQ_TASK_INFO3_SET(1, VLAN_TAG_VALID)); }
static u32 hinic3_tx_offload(struct sk_buff *skb, struct hinic3_sq_task *task, - u32 *queue_info, struct hinic3_txq *txq) + __le32 *queue_info, struct hinic3_txq *txq) { u32 offload = 0; int tso_cs_en; @@ -440,39 +446,41 @@ static u16 hinic3_set_wqe_combo(struct hinic3_txq *txq, }
static void hinic3_prepare_sq_ctrl(struct hinic3_sq_wqe_combo *wqe_combo, - u32 queue_info, int nr_descs, u16 owner) + __le32 queue_info, int nr_descs, u16 owner) { struct hinic3_sq_wqe_desc *wqe_desc = wqe_combo->ctrl_bd0;
if (wqe_combo->wqe_type == SQ_WQE_COMPACT_TYPE) { wqe_desc->ctrl_len |= - SQ_CTRL_SET(SQ_NORMAL_WQE, DATA_FORMAT) | - SQ_CTRL_SET(wqe_combo->wqe_type, EXTENDED) | - SQ_CTRL_SET(owner, OWNER); + cpu_to_le32(SQ_CTRL_SET(SQ_NORMAL_WQE, DATA_FORMAT) | + SQ_CTRL_SET(wqe_combo->wqe_type, EXTENDED) | + SQ_CTRL_SET(owner, OWNER));
/* compact wqe queue_info will transfer to chip */ wqe_desc->queue_info = 0; return; }
- wqe_desc->ctrl_len |= SQ_CTRL_SET(nr_descs, BUFDESC_NUM) | - SQ_CTRL_SET(wqe_combo->task_type, TASKSECT_LEN) | - SQ_CTRL_SET(SQ_NORMAL_WQE, DATA_FORMAT) | - SQ_CTRL_SET(wqe_combo->wqe_type, EXTENDED) | - SQ_CTRL_SET(owner, OWNER); + wqe_desc->ctrl_len |= + cpu_to_le32(SQ_CTRL_SET(nr_descs, BUFDESC_NUM) | + SQ_CTRL_SET(wqe_combo->task_type, TASKSECT_LEN) | + SQ_CTRL_SET(SQ_NORMAL_WQE, DATA_FORMAT) | + SQ_CTRL_SET(wqe_combo->wqe_type, EXTENDED) | + SQ_CTRL_SET(owner, OWNER));
wqe_desc->queue_info = queue_info; - wqe_desc->queue_info |= SQ_CTRL_QUEUE_INFO_SET(1, UC); + wqe_desc->queue_info |= cpu_to_le32(SQ_CTRL_QUEUE_INFO_SET(1, UC));
if (!SQ_CTRL_QUEUE_INFO_GET(wqe_desc->queue_info, MSS)) { wqe_desc->queue_info |= - SQ_CTRL_QUEUE_INFO_SET(HINIC3_TX_MSS_DEFAULT, MSS); + cpu_to_le32(SQ_CTRL_QUEUE_INFO_SET(HINIC3_TX_MSS_DEFAULT, MSS)); } else if (SQ_CTRL_QUEUE_INFO_GET(wqe_desc->queue_info, MSS) < HINIC3_TX_MSS_MIN) { /* mss should not be less than 80 */ - wqe_desc->queue_info &= ~SQ_CTRL_QUEUE_INFO_MSS_MASK; + wqe_desc->queue_info &= + cpu_to_le32(~SQ_CTRL_QUEUE_INFO_MSS_MASK); wqe_desc->queue_info |= - SQ_CTRL_QUEUE_INFO_SET(HINIC3_TX_MSS_MIN, MSS); + cpu_to_le32(SQ_CTRL_QUEUE_INFO_SET(HINIC3_TX_MSS_MIN, MSS)); } }
@@ -482,12 +490,13 @@ static netdev_tx_t hinic3_send_one_skb(struct sk_buff *skb, { struct hinic3_sq_wqe_combo wqe_combo = {}; struct hinic3_tx_info *tx_info; - u32 offload, queue_info = 0; struct hinic3_sq_task task; u16 wqebb_cnt, num_sge; + __le32 queue_info = 0; u16 saved_wq_prod_idx; u16 owner, pi = 0; u8 saved_sq_owner; + u32 offload; int err;
if (unlikely(skb->len < MIN_SKB_LEN)) { diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_tx.h b/drivers/net/ethernet/huawei/hinic3/hinic3_tx.h index 9e505cc19dd55..21dfe879a29a2 100644 --- a/drivers/net/ethernet/huawei/hinic3/hinic3_tx.h +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_tx.h @@ -58,7 +58,7 @@ enum hinic3_tx_offload_type { #define SQ_CTRL_QUEUE_INFO_SET(val, member) \ FIELD_PREP(SQ_CTRL_QUEUE_INFO_##member##_MASK, val) #define SQ_CTRL_QUEUE_INFO_GET(val, member) \ - FIELD_GET(SQ_CTRL_QUEUE_INFO_##member##_MASK, val) + FIELD_GET(SQ_CTRL_QUEUE_INFO_##member##_MASK, le32_to_cpu(val))
#define SQ_CTRL_MAX_PLDOFF 221
@@ -77,17 +77,17 @@ enum hinic3_tx_offload_type { FIELD_PREP(SQ_TASK_INFO3_##member##_MASK, val)
struct hinic3_sq_wqe_desc { - u32 ctrl_len; - u32 queue_info; - u32 hi_addr; - u32 lo_addr; + __le32 ctrl_len; + __le32 queue_info; + __le32 hi_addr; + __le32 lo_addr; };
struct hinic3_sq_task { - u32 pkt_info0; - u32 ip_identify; - u32 rsvd; - u32 vlan_offload; + __le32 pkt_info0; + __le32 ip_identify; + __le32 rsvd; + __le32 vlan_offload; };
struct hinic3_sq_wqe_combo {