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Message-ID: <1495452731-27171-2-git-send-email-Yuval.Mintz@cavium.com> Date: Mon, 22 May 2017 14:32:01 +0300 From: Yuval Mintz <Yuval.Mintz@...ium.com> To: <netdev@...r.kernel.org>, <davem@...emloft.net> CC: Manish Chopra <Manish.Chopra@...ium.com>, Yuval Mintz <Yuval.Mintz@...ium.com> Subject: [PATCH net-next 01/11] qede: Fix sparse warnings From: Manish Chopra <Manish.Chopra@...ium.com> Signed-off-by: Manish Chopra <Manish.Chopra@...ium.com> Signed-off-by: Yuval Mintz <Yuval.Mintz@...ium.com> --- drivers/net/ethernet/qlogic/qede/qede_dcbnl.c | 1 - drivers/net/ethernet/qlogic/qede/qede_ethtool.c | 10 ++++++---- drivers/net/ethernet/qlogic/qede/qede_fp.c | 25 ++++++++++++++----------- drivers/net/ethernet/qlogic/qede/qede_roce.c | 4 ++-- 4 files changed, 22 insertions(+), 18 deletions(-) diff --git a/drivers/net/ethernet/qlogic/qede/qede_dcbnl.c b/drivers/net/ethernet/qlogic/qede/qede_dcbnl.c index a9e7379..6e7747b 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_dcbnl.c +++ b/drivers/net/ethernet/qlogic/qede/qede_dcbnl.c @@ -313,7 +313,6 @@ static int qede_dcbnl_ieee_peer_getets(struct net_device *netdev, .ieee_setets = qede_dcbnl_ieee_setets, .ieee_getapp = qede_dcbnl_ieee_getapp, .ieee_setapp = qede_dcbnl_ieee_setapp, - .getdcbx = qede_dcbnl_getdcbx, .ieee_peer_getpfc = qede_dcbnl_ieee_peer_getpfc, .ieee_peer_getets = qede_dcbnl_ieee_peer_getets, .getstate = qede_dcbnl_getstate, diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c index 6c76a12..6a03d3e 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c +++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c @@ -1290,7 +1290,8 @@ static int qede_selftest_transmit_traffic(struct qede_dev *edev, struct qede_tx_queue *txq = NULL; struct eth_tx_1st_bd *first_bd; dma_addr_t mapping; - int i, idx, val; + int i, idx; + u16 val; for_each_queue(i) { if (edev->fp_array[i].type & QEDE_FASTPATH_TX) { @@ -1312,7 +1313,8 @@ static int qede_selftest_transmit_traffic(struct qede_dev *edev, val = 1 << ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT; first_bd->data.bd_flags.bitfields = val; val = skb->len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK; - first_bd->data.bitfields |= (val << ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT); + val = val << ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT; + first_bd->data.bitfields |= cpu_to_le16(val); /* Map skb linear data for DMA and set in the first BD */ mapping = dma_map_single(&edev->pdev->dev, skb->data, @@ -1327,8 +1329,8 @@ static int qede_selftest_transmit_traffic(struct qede_dev *edev, first_bd->data.nbds = 1; txq->sw_tx_prod = (txq->sw_tx_prod + 1) % txq->num_tx_buffers; /* 'next page' entries are counted in the producer value */ - val = cpu_to_le16(qed_chain_get_prod_idx(&txq->tx_pbl)); - txq->tx_db.data.bd_prod = val; + val = qed_chain_get_prod_idx(&txq->tx_pbl); + txq->tx_db.data.bd_prod = cpu_to_le16(val); /* wmb makes sure that the BDs data is updated before updating the * producer, otherwise FW may read old data from the BDs. diff --git a/drivers/net/ethernet/qlogic/qede/qede_fp.c b/drivers/net/ethernet/qlogic/qede/qede_fp.c index 38c8265..892eb98 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_fp.c +++ b/drivers/net/ethernet/qlogic/qede/qede_fp.c @@ -335,6 +335,7 @@ static int qede_xdp_xmit(struct qede_dev *edev, struct qede_fastpath *fp, struct qede_tx_queue *txq = fp->xdp_tx; struct eth_tx_1st_bd *first_bd; u16 idx = txq->sw_tx_prod; + u16 val; if (!qed_chain_get_elem_left(&txq->tx_pbl)) { txq->stopped_cnt++; @@ -346,9 +347,11 @@ static int qede_xdp_xmit(struct qede_dev *edev, struct qede_fastpath *fp, memset(first_bd, 0, sizeof(*first_bd)); first_bd->data.bd_flags.bitfields = BIT(ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT); - first_bd->data.bitfields |= - (length & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK) << - ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT; + + val = (length & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK) << + ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT; + + first_bd->data.bitfields |= cpu_to_le16(val); first_bd->data.nbds = 1; /* We can safely ignore the offset, as it's 0 for XDP */ @@ -1424,7 +1427,7 @@ netdev_tx_t qede_start_xmit(struct sk_buff *skb, struct net_device *ndev) struct eth_tx_2nd_bd *second_bd = NULL; struct eth_tx_3rd_bd *third_bd = NULL; struct eth_tx_bd *tx_data_bd = NULL; - u16 txq_index; + u16 txq_index, val = 0; u8 nbd = 0; dma_addr_t mapping; int rc, frag_idx = 0, ipv6_ext = 0; @@ -1513,8 +1516,8 @@ netdev_tx_t qede_start_xmit(struct sk_buff *skb, struct net_device *ndev) if (xmit_type & XMIT_ENC) { first_bd->data.bd_flags.bitfields |= 1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT; - first_bd->data.bitfields |= - 1 << ETH_TX_DATA_1ST_BD_TUNN_FLAG_SHIFT; + + val |= (1 << ETH_TX_DATA_1ST_BD_TUNN_FLAG_SHIFT); } /* Legacy FW had flipped behavior in regard to this bit - @@ -1522,8 +1525,7 @@ netdev_tx_t qede_start_xmit(struct sk_buff *skb, struct net_device *ndev) * packets when it didn't need to. */ if (unlikely(txq->is_legacy)) - first_bd->data.bitfields ^= - 1 << ETH_TX_DATA_1ST_BD_TUNN_FLAG_SHIFT; + val ^= (1 << ETH_TX_DATA_1ST_BD_TUNN_FLAG_SHIFT); /* If the packet is IPv6 with extension header, indicate that * to FW and pass few params, since the device cracker doesn't @@ -1587,11 +1589,12 @@ netdev_tx_t qede_start_xmit(struct sk_buff *skb, struct net_device *ndev) data_split = true; } } else { - first_bd->data.bitfields |= - (skb->len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK) << - ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT; + val |= ((skb->len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK) << + ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT); } + first_bd->data.bitfields = cpu_to_le16(val); + /* Handle fragmented skb */ /* special handle for frags inside 2nd and 3rd bds.. */ while (tx_data_bd && frag_idx < skb_shinfo(skb)->nr_frags) { diff --git a/drivers/net/ethernet/qlogic/qede/qede_roce.c b/drivers/net/ethernet/qlogic/qede/qede_roce.c index f00657c..c0030fb 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_roce.c +++ b/drivers/net/ethernet/qlogic/qede/qede_roce.c @@ -221,8 +221,8 @@ static void qede_roce_changeaddr(struct qede_dev *edev) qedr_drv->notify(edev->rdma_info.qedr_dev, QEDE_CHANGE_ADDR); } -struct qede_roce_event_work *qede_roce_get_free_event_node(struct qede_dev - *edev) +static struct qede_roce_event_work * +qede_roce_get_free_event_node(struct qede_dev *edev) { struct qede_roce_event_work *event_node = NULL; struct list_head *list_node = NULL; -- 1.9.3
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