forked from Minki/linux
driver: net: ethernet: cpsw: make cpts as pointer
As CPTS is common module for both EMAC in Dual EMAC mode so making cpts as pointer. Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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f6e135c81e
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9232b16df2
@ -319,7 +319,7 @@ struct cpsw_priv {
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/* snapshot of IRQ numbers */
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u32 irqs_table[4];
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u32 num_irqs;
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struct cpts cpts;
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struct cpts *cpts;
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};
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#define napi_to_priv(napi) container_of(napi, struct cpsw_priv, napi)
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@ -383,7 +383,7 @@ void cpsw_tx_handler(void *token, int len, int status)
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*/
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if (unlikely(netif_queue_stopped(ndev)))
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netif_start_queue(ndev);
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cpts_tx_timestamp(&priv->cpts, skb);
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cpts_tx_timestamp(priv->cpts, skb);
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priv->stats.tx_packets++;
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priv->stats.tx_bytes += len;
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dev_kfree_skb_any(skb);
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@ -404,7 +404,7 @@ void cpsw_rx_handler(void *token, int len, int status)
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}
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if (likely(status >= 0)) {
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skb_put(skb, len);
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cpts_rx_timestamp(&priv->cpts, skb);
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cpts_rx_timestamp(priv->cpts, skb);
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skb->protocol = eth_type_trans(skb, ndev);
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netif_receive_skb(skb);
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priv->stats.rx_bytes += len;
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@ -760,7 +760,8 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb,
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return NETDEV_TX_OK;
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}
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if (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP && priv->cpts.tx_enable)
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if (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP &&
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priv->cpts->tx_enable)
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skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS;
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skb_tx_timestamp(skb);
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@ -815,7 +816,7 @@ static void cpsw_hwtstamp_v1(struct cpsw_priv *priv)
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struct cpsw_slave *slave = &priv->slaves[priv->data.cpts_active_slave];
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u32 ts_en, seq_id;
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if (!priv->cpts.tx_enable && !priv->cpts.rx_enable) {
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if (!priv->cpts->tx_enable && !priv->cpts->rx_enable) {
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slave_write(slave, 0, CPSW1_TS_CTL);
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return;
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}
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@ -823,10 +824,10 @@ static void cpsw_hwtstamp_v1(struct cpsw_priv *priv)
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seq_id = (30 << CPSW_V1_SEQ_ID_OFS_SHIFT) | ETH_P_1588;
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ts_en = EVENT_MSG_BITS << CPSW_V1_MSG_TYPE_OFS;
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if (priv->cpts.tx_enable)
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if (priv->cpts->tx_enable)
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ts_en |= CPSW_V1_TS_TX_EN;
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if (priv->cpts.rx_enable)
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if (priv->cpts->rx_enable)
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ts_en |= CPSW_V1_TS_RX_EN;
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slave_write(slave, ts_en, CPSW1_TS_CTL);
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@ -841,10 +842,10 @@ static void cpsw_hwtstamp_v2(struct cpsw_priv *priv)
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ctrl = slave_read(slave, CPSW2_CONTROL);
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ctrl &= ~CTRL_ALL_TS_MASK;
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if (priv->cpts.tx_enable)
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if (priv->cpts->tx_enable)
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ctrl |= CTRL_TX_TS_BITS;
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if (priv->cpts.rx_enable)
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if (priv->cpts->rx_enable)
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ctrl |= CTRL_RX_TS_BITS;
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mtype = (30 << TS_SEQ_ID_OFFSET_SHIFT) | EVENT_MSG_BITS;
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@ -857,7 +858,7 @@ static void cpsw_hwtstamp_v2(struct cpsw_priv *priv)
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static int cpsw_hwtstamp_ioctl(struct net_device *dev, struct ifreq *ifr)
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{
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struct cpsw_priv *priv = netdev_priv(dev);
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struct cpts *cpts = &priv->cpts;
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struct cpts *cpts = priv->cpts;
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struct hwtstamp_config cfg;
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if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg)))
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@ -1086,7 +1087,7 @@ static int cpsw_get_ts_info(struct net_device *ndev,
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SOF_TIMESTAMPING_RX_SOFTWARE |
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SOF_TIMESTAMPING_SOFTWARE |
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SOF_TIMESTAMPING_RAW_HARDWARE;
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info->phc_index = priv->cpts.phc_index;
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info->phc_index = priv->cpts->phc_index;
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info->tx_types =
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(1 << HWTSTAMP_TX_OFF) |
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(1 << HWTSTAMP_TX_ON);
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@ -1272,6 +1273,11 @@ static int cpsw_probe(struct platform_device *pdev)
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priv->dev = &ndev->dev;
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priv->msg_enable = netif_msg_init(debug_level, CPSW_DEBUG);
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priv->rx_packet_max = max(rx_packet_max, 128);
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priv->cpts = devm_kzalloc(&pdev->dev, sizeof(struct cpts), GFP_KERNEL);
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if (!ndev) {
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pr_err("error allocating cpts\n");
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goto clean_ndev_ret;
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}
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/*
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* This may be required here for child devices.
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@ -1358,7 +1364,7 @@ static int cpsw_probe(struct platform_device *pdev)
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switch (priv->version) {
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case CPSW_VERSION_1:
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priv->host_port_regs = ss_regs + CPSW1_HOST_PORT_OFFSET;
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priv->cpts.reg = ss_regs + CPSW1_CPTS_OFFSET;
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priv->cpts->reg = ss_regs + CPSW1_CPTS_OFFSET;
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dma_params.dmaregs = ss_regs + CPSW1_CPDMA_OFFSET;
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dma_params.txhdp = ss_regs + CPSW1_STATERAM_OFFSET;
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ale_params.ale_regs = ss_regs + CPSW1_ALE_OFFSET;
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@ -1369,7 +1375,7 @@ static int cpsw_probe(struct platform_device *pdev)
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break;
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case CPSW_VERSION_2:
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priv->host_port_regs = ss_regs + CPSW2_HOST_PORT_OFFSET;
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priv->cpts.reg = ss_regs + CPSW2_CPTS_OFFSET;
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priv->cpts->reg = ss_regs + CPSW2_CPTS_OFFSET;
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dma_params.dmaregs = ss_regs + CPSW2_CPDMA_OFFSET;
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dma_params.txhdp = ss_regs + CPSW2_STATERAM_OFFSET;
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ale_params.ale_regs = ss_regs + CPSW2_ALE_OFFSET;
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@ -1471,7 +1477,7 @@ static int cpsw_probe(struct platform_device *pdev)
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goto clean_irq_ret;
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}
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if (cpts_register(&pdev->dev, &priv->cpts,
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if (cpts_register(&pdev->dev, priv->cpts,
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data->cpts_clock_mult, data->cpts_clock_shift))
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dev_err(priv->dev, "error registering cpts device\n");
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@ -1516,7 +1522,7 @@ static int cpsw_remove(struct platform_device *pdev)
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pr_info("removing device");
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platform_set_drvdata(pdev, NULL);
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cpts_unregister(&priv->cpts);
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cpts_unregister(priv->cpts);
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free_irq(ndev->irq, priv);
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cpsw_ale_destroy(priv->ale);
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cpdma_chan_destroy(priv->txch);
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