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Diffstat (limited to 'target/linux/layerscape/patches-4.9/706-fsl_ppfe-support-layercape.patch')
-rw-r--r--target/linux/layerscape/patches-4.9/706-fsl_ppfe-support-layercape.patch121
1 files changed, 99 insertions, 22 deletions
diff --git a/target/linux/layerscape/patches-4.9/706-fsl_ppfe-support-layercape.patch b/target/linux/layerscape/patches-4.9/706-fsl_ppfe-support-layercape.patch
index 4104272eff..068f0219d2 100644
--- a/target/linux/layerscape/patches-4.9/706-fsl_ppfe-support-layercape.patch
+++ b/target/linux/layerscape/patches-4.9/706-fsl_ppfe-support-layercape.patch
@@ -1,9 +1,9 @@
-From 8b7935a883d42187716fe486c83352f24d01ddcd Mon Sep 17 00:00:00 2001
+From 8089957ac5ac5f4f8436b1052dda7840f3bff3ea Mon Sep 17 00:00:00 2001
From: Yangbo Lu <yangbo.lu@nxp.com>
-Date: Thu, 19 Oct 2017 12:48:19 +0800
-Subject: [PATCH] fsl_ppfe: support layercape
+Date: Wed, 17 Jan 2018 15:14:12 +0800
+Subject: [PATCH 12/30] fsl_ppfe: support layercape
-This is a integrated patch for layerscape pfe support.
+This is an integrated patch for layerscape pfe support.
Calvin Johnson <calvin.johnson@nxp.com>
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
@@ -25,15 +25,15 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
drivers/staging/fsl_ppfe/pfe_ctrl.h | 112 +
drivers/staging/fsl_ppfe/pfe_debugfs.c | 111 +
drivers/staging/fsl_ppfe/pfe_debugfs.h | 25 +
- drivers/staging/fsl_ppfe/pfe_eth.c | 2434 ++++++++++++++++++++
+ drivers/staging/fsl_ppfe/pfe_eth.c | 2474 ++++++++++++++++++++
drivers/staging/fsl_ppfe/pfe_eth.h | 184 ++
drivers/staging/fsl_ppfe/pfe_firmware.c | 314 +++
drivers/staging/fsl_ppfe/pfe_firmware.h | 32 +
drivers/staging/fsl_ppfe/pfe_hal.c | 1516 ++++++++++++
drivers/staging/fsl_ppfe/pfe_hif.c | 1072 +++++++++
drivers/staging/fsl_ppfe/pfe_hif.h | 211 ++
- drivers/staging/fsl_ppfe/pfe_hif_lib.c | 601 +++++
- drivers/staging/fsl_ppfe/pfe_hif_lib.h | 239 ++
+ drivers/staging/fsl_ppfe/pfe_hif_lib.c | 637 +++++
+ drivers/staging/fsl_ppfe/pfe_hif_lib.h | 240 ++
drivers/staging/fsl_ppfe/pfe_hw.c | 176 ++
drivers/staging/fsl_ppfe/pfe_hw.h | 27 +
drivers/staging/fsl_ppfe/pfe_ls1012a_platform.c | 394 ++++
@@ -42,7 +42,7 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
drivers/staging/fsl_ppfe/pfe_perfmon.h | 38 +
drivers/staging/fsl_ppfe/pfe_sysfs.c | 818 +++++++
drivers/staging/fsl_ppfe/pfe_sysfs.h | 29 +
- 34 files changed, 10366 insertions(+)
+ 34 files changed, 10443 insertions(+)
create mode 100644 drivers/staging/fsl_ppfe/Kconfig
create mode 100644 drivers/staging/fsl_ppfe/Makefile
create mode 100644 drivers/staging/fsl_ppfe/TODO
@@ -2159,7 +2159,7 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+#endif /* _PFE_DEBUGFS_H_ */
--- /dev/null
+++ b/drivers/staging/fsl_ppfe/pfe_eth.c
-@@ -0,0 +1,2434 @@
+@@ -0,0 +1,2474 @@
+/*
+ * Copyright 2015-2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
@@ -2455,10 +2455,10 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+ /* Initialize the default values */
+
+ /*
-+ * By default, packets without conntrack will use this default high
++ * By default, packets without conntrack will use this default low
+ * priority queue
+ */
-+ priv->default_priority = 15;
++ priv->default_priority = 0;
+
+ /* Create our sysfs files */
+ err = device_create_file(&ndev->dev, &dev_attr_default_priority);
@@ -2739,7 +2739,9 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+ if (!phydev)
+ return -ENODEV;
+
-+ return phy_ethtool_ksettings_get(phydev, cmd);
++ phy_ethtool_ksettings_get(phydev, cmd);
++
++ return 0;
+}
+
+/*
@@ -3083,7 +3085,8 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+ struct ls1012a_mdio_platform_data *minfo)
+{
+ struct mii_bus *bus;
-+ int rc;
++ int rc, ii;
++ struct phy_device *phydev;
+
+ netif_info(priv, drv, priv->ndev, "%s\n", __func__);
+ pr_info("%s\n", __func__);
@@ -3122,6 +3125,31 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+ }
+
+ priv->mii_bus = bus;
++
++ /* For clause 45 we need to call get_phy_device() with it's
++ * 3rd argument as true and then register the phy device
++ * via phy_device_register()
++ */
++
++ if (priv->einfo->mii_config == PHY_INTERFACE_MODE_2500SGMII) {
++ for (ii = 0; ii < NUM_GEMAC_SUPPORT; ii++) {
++ phydev = get_phy_device(priv->mii_bus,
++ priv->einfo->phy_id + ii, true);
++ if (!phydev || IS_ERR(phydev)) {
++ rc = -EIO;
++ netdev_err(priv->ndev, "fail to get device\n");
++ goto err1;
++ }
++ rc = phy_device_register(phydev);
++ if (rc) {
++ phy_device_free(phydev);
++ netdev_err(priv->ndev,
++ "phy_device_register() failed\n");
++ goto err1;
++ }
++ }
++ }
++
+ pfe_eth_mdio_reset(bus);
+
+ return 0;
@@ -3307,8 +3335,9 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+ struct pfe_eth_priv_s *priv = pfe->eth.eth_priv[0];
+ int sgmii_2500 = 0;
+ struct mii_bus *bus = priv->mii_bus;
++ u16 value = 0;
+
-+ if (priv->einfo->mii_config == PHY_INTERFACE_MODE_SGMII_2500)
++ if (priv->einfo->mii_config == PHY_INTERFACE_MODE_2500SGMII)
+ sgmii_2500 = 1;
+
+ netif_info(priv, drv, ndev, "%s\n", __func__);
@@ -3324,14 +3353,16 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+ pfe_eth_mdio_write(bus, 0, 0x4, 0x4001);
+ pfe_eth_mdio_write(bus, 0, 0x12, 0xa120);
+ pfe_eth_mdio_write(bus, 0, 0x13, 0x7);
++ /* Autonegotiation need to be disabled for 2.5G SGMII mode*/
++ value = 0x0140;
++ pfe_eth_mdio_write(bus, 0, 0x0, value);
+ } else {
+ pfe_eth_mdio_write(bus, 0, 0x14, 0xb);
+ pfe_eth_mdio_write(bus, 0, 0x4, 0x1a1);
+ pfe_eth_mdio_write(bus, 0, 0x12, 0x400);
+ pfe_eth_mdio_write(bus, 0, 0x13, 0x0);
++ pfe_eth_mdio_write(bus, 0, 0x0, 0x1140);
+ }
-+
-+ pfe_eth_mdio_write(bus, 0, 0x0, 0x1140);
+}
+
+/*
@@ -3357,7 +3388,7 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+ netif_info(priv, drv, ndev, "%s: %s\n", __func__, phy_id);
+ interface = priv->einfo->mii_config;
+ if ((interface == PHY_INTERFACE_MODE_SGMII) ||
-+ (interface == PHY_INTERFACE_MODE_SGMII_2500)) {
++ (interface == PHY_INTERFACE_MODE_2500SGMII)) {
+ /*Configure SGMII PCS */
+ if (pfe->scfg) {
+ /*Config MDIO from serdes */
@@ -3725,10 +3756,17 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+ unsigned int n_segs)
+{
+ ktime_t kt;
++ int tried = 0;
+
++try_again:
+ if (unlikely((__hif_tx_avail(&pfe->hif) < n_desc) ||
-+ (hif_lib_tx_avail(&priv->client, queuenum) < n_desc) ||
++ (hif_lib_tx_avail(&priv->client, queuenum) < n_desc) ||
+ (hif_lib_tx_credit_avail(pfe, priv->id, queuenum) < n_segs))) {
++ if (!tried) {
++ __hif_lib_update_credit(&priv->client, queuenum);
++ tried = 1;
++ goto try_again;
++ }
+#ifdef PFE_ETH_TX_STATS
+ if (__hif_tx_avail(&pfe->hif) < n_desc) {
+ priv->stop_queue_hif[queuenum]++;
@@ -3851,8 +3889,10 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+
+ netif_info(priv, tx_done, priv->ndev, "%s\n", __func__);
+
-+ for (ii = 0; ii < emac_txq_cnt; ii++)
++ for (ii = 0; ii < emac_txq_cnt; ii++) {
+ pfe_eth_flush_txQ(priv, ii, 0, 0);
++ __hif_lib_update_credit(&priv->client, ii);
++ }
+}
+
+void pfe_tx_get_req_desc(struct sk_buff *skb, unsigned int *n_desc, unsigned int
@@ -7943,7 +7983,7 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+#endif /* _PFE_HIF_H_ */
--- /dev/null
+++ b/drivers/staging/fsl_ppfe/pfe_hif_lib.c
-@@ -0,0 +1,601 @@
+@@ -0,0 +1,637 @@
+/*
+ * Copyright 2015-2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
@@ -7980,7 +8020,10 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+
+unsigned int lro_mode;
+unsigned int page_mode;
-+unsigned int tx_qos;
++unsigned int tx_qos = 1;
++module_param(tx_qos, uint, 0444);
++MODULE_PARM_DESC(tx_qos, "0: disable ,\n"
++ "1: enable (default), guarantee no packet drop at TMU level\n");
+unsigned int pfe_pkt_size;
+unsigned int pfe_pkt_headroom;
+unsigned int emac_txq_cnt;
@@ -8511,6 +8554,39 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+ }
+}
+
++/* __hif_lib_update_credit
++ *
++ * @param[in] client hif client context
++ * @param[in] queue queue number in match with TMU
++ */
++void __hif_lib_update_credit(struct hif_client_s *client, unsigned int queue)
++{
++ unsigned int tmu_tx_packets, tmp;
++
++ if (tx_qos) {
++ tmu_tx_packets = be32_to_cpu(pe_dmem_read(TMU0_ID +
++ client->id, (TMU_DM_TX_TRANS + (queue * 4)), 4));
++
++ /* tx_packets counter overflowed */
++ if (tmu_tx_packets >
++ pfe->tmu_credit.tx_packets[client->id][queue]) {
++ tmp = UINT_MAX - tmu_tx_packets +
++ pfe->tmu_credit.tx_packets[client->id][queue];
++
++ pfe->tmu_credit.tx_credit[client->id][queue] =
++ pfe->tmu_credit.tx_credit_max[client->id][queue] - tmp;
++ } else {
++ /* TMU tx <= pfe_eth tx, normal case or both OF since
++ * last time
++ */
++ pfe->tmu_credit.tx_credit[client->id][queue] =
++ pfe->tmu_credit.tx_credit_max[client->id][queue] -
++ (pfe->tmu_credit.tx_packets[client->id][queue] -
++ tmu_tx_packets);
++ }
++ }
++}
++
+int pfe_hif_lib_init(struct pfe *pfe)
+{
+ int rc;
@@ -8547,7 +8623,7 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+}
--- /dev/null
+++ b/drivers/staging/fsl_ppfe/pfe_hif_lib.h
-@@ -0,0 +1,239 @@
+@@ -0,0 +1,240 @@
+/*
+ * Copyright 2015-2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
@@ -8735,6 +8811,7 @@ Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+void *hif_lib_receive_pkt(struct hif_client_s *client, int qno, int *len, int
+ *ofst, unsigned int *rx_ctrl,
+ unsigned int *desc_ctrl, void **priv_data);
++void __hif_lib_update_credit(struct hif_client_s *client, unsigned int queue);
+void hif_lib_set_rx_cpu_affinity(struct hif_client_s *client, int cpu_id);
+void hif_lib_set_tx_queue_nocpy(struct hif_client_s *client, int qno, int
+ enable);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-16 09:24:04 +0000