kernel: bump 4.14 to 4.14.176

Refreshed all patches.

Remove upstreamed:
- 0001-net-thunderx-workaround-BGX-TX-Underflow-issue.patch
- 600-ipv6-addrconf-call-ipv6_mc_up-for-non-Ethernet-inter.patch
- 184-USB-serial-option-add-Wistron-Neweb-D19Q1.patch

Fixes:
- CVE-2020-8648 (potentially)
- CVE-2020-8647
- CVE-2020-8649

Compile-tested on: cns3xxx, octeontx
Runtime-tested on: cns3xxx

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>

2 files changed, 7 insertions, 124 deletions

diff --git a/target/linux/octeontx/patches-4.14/0001-net-thunderx-add-support-for-rgmii-internal-delay-mo.patch b/target/linux/octeontx/patches-4.14/0001-net-thunderx-add-support-for-rgmii-internal-delay-mo.patch
index cf0f96dce3..212b6ddd80 100644
--- a/target/linux/octeontx/patches-4.14/0001-net-thunderx-add-support-for-rgmii-internal-delay-mo.patch
+++ b/target/linux/octeontx/patches-4.14/0001-net-thunderx-add-support-for-rgmii-internal-delay-mo.patch
@@ -27,7 +27,7 @@ Signed-off-by: Tim Harvey <tharvey@gateworks.com>
  };
  
  static struct bgx *bgx_vnic[MAX_BGX_THUNDER];
-@@ -841,12 +842,12 @@ static void bgx_poll_for_link(struct wor
+@@ -850,12 +851,12 @@ static void bgx_poll_for_link(struct wor
  	queue_delayed_work(lmac->check_link, &lmac->dwork, HZ * 2);
  }
  
@@ -42,7 +42,7 @@ Signed-off-by: Tim Harvey <tharvey@gateworks.com>
  
  	return PHY_INTERFACE_MODE_SGMII;
  }
-@@ -912,7 +913,8 @@ static int bgx_lmac_enable(struct bgx *b
+@@ -921,7 +922,8 @@ static int bgx_lmac_enable(struct bgx *b
  
  		if (phy_connect_direct(&lmac->netdev, lmac->phydev,
  				       bgx_lmac_handler,
@@ -52,7 +52,7 @@ Signed-off-by: Tim Harvey <tharvey@gateworks.com>
  			return -ENODEV;
  
  		phy_start(lmac->phydev);
-@@ -1287,6 +1289,8 @@ static int bgx_init_of_phy(struct bgx *b
+@@ -1296,6 +1298,8 @@ static int bgx_init_of_phy(struct bgx *b
  		bgx->lmac[lmac].lmacid = lmac;
  
  		phy_np = of_parse_phandle(node, "phy-handle", 0);
@@ -61,7 +61,7 @@ Signed-off-by: Tim Harvey <tharvey@gateworks.com>
  		/* If there is no phy or defective firmware presents
  		 * this cortina phy, for which there is no driver
  		 * support, ignore it.
-@@ -1390,7 +1394,6 @@ static int bgx_probe(struct pci_dev *pde
+@@ -1441,7 +1445,6 @@ static int bgx_probe(struct pci_dev *pde
  		bgx->max_lmac = 1;
  		bgx->bgx_id = MAX_BGX_PER_CN81XX - 1;
  		bgx_vnic[bgx->bgx_id] = bgx;
@@ -69,7 +69,7 @@ Signed-off-by: Tim Harvey <tharvey@gateworks.com>
  	}
  
  	/* On 81xx all are DLMs and on 83xx there are 3 BGX QLMs and one
-@@ -1407,6 +1410,8 @@ static int bgx_probe(struct pci_dev *pde
+@@ -1458,6 +1461,8 @@ static int bgx_probe(struct pci_dev *pde
  	if (err)
  		goto err_enable;
  
@@ -77,10 +77,10 @@ Signed-off-by: Tim Harvey <tharvey@gateworks.com>
 +		xcv_init_hw(bgx->phy_mode);
  	bgx_init_hw(bgx);
  
- 	/* Enable all LMACs */
+ 	bgx_register_intr(pdev);
 --- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
 +++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
-@@ -226,7 +226,7 @@ void bgx_lmac_internal_loopback(int node
+@@ -235,7 +235,7 @@ void bgx_lmac_internal_loopback(int node
  void bgx_lmac_get_pfc(int node, int bgx_idx, int lmacid, void *pause);
  void bgx_lmac_set_pfc(int node, int bgx_idx, int lmacid, void *pause);
  
diff --git a/target/linux/octeontx/patches-4.14/0001-net-thunderx-workaround-BGX-TX-Underflow-issue.patch b/target/linux/octeontx/patches-4.14/0001-net-thunderx-workaround-BGX-TX-Underflow-issue.patch
deleted file mode 100644
index 5743745d85..0000000000
--- a/target/linux/octeontx/patches-4.14/0001-net-thunderx-workaround-BGX-TX-Underflow-issue.patch
+++ /dev/null
@@ -1,117 +0,0 @@
-From b1e7791e688620c9bb8476ac2d0bc99abeb7f825 Mon Sep 17 00:00:00 2001
-From: Tim Harvey <tharvey@gateworks.com>
-Date: Fri, 29 Dec 2017 16:48:04 -0800
-Subject: [PATCH] net: thunderx: workaround BGX TX Underflow issue
-
-While it is not yet understood why a TX underflow can easily occur
-for SGMII interfaces resulting in a TX wedge. It has been found that
-disabling/re-enabling the LMAC resolves the issue.
-
-Signed-off-by: Tim Harvey <tharvey@gateworks.com>
----
- drivers/net/ethernet/cavium/thunder/thunder_bgx.c | 54 +++++++++++++++++++++++
- drivers/net/ethernet/cavium/thunder/thunder_bgx.h |  9 ++++
- 2 files changed, 63 insertions(+)
-
---- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
-+++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
-@@ -56,6 +56,7 @@ struct bgx {
- 	bool                    is_dlm;
- 	bool                    is_rgx;
- 	int			phy_mode;
-+	char			irq_name[7];
- };
- 
- static struct bgx *bgx_vnic[MAX_BGX_THUNDER];
-@@ -1344,6 +1345,53 @@ static int bgx_init_phy(struct bgx *bgx)
- 	return bgx_init_of_phy(bgx);
- }
- 
-+static irqreturn_t bgx_intr_handler(int irq, void *data)
-+{
-+	struct bgx *bgx = (struct bgx *)data;
-+	struct device *dev = &bgx->pdev->dev;
-+	u64 status, val;
-+	int lmac;
-+
-+	for (lmac = 0; lmac < bgx->lmac_count; lmac++) {
-+		status = bgx_reg_read(bgx, lmac, BGX_GMP_GMI_TXX_INT);
-+		if (status & GMI_TXX_INT_UNDFLW) {
-+			dev_err(dev, "BGX%d lmac%d UNDFLW\n", bgx->bgx_id,
-+				lmac);
-+			val = bgx_reg_read(bgx, lmac, BGX_CMRX_CFG);
-+			val &= ~CMR_EN;
-+			bgx_reg_write(bgx, lmac, BGX_CMRX_CFG, val);
-+			val |= CMR_EN;
-+			bgx_reg_write(bgx, lmac, BGX_CMRX_CFG, val);
-+		}
-+		/* clear interrupts */
-+		bgx_reg_write(bgx, lmac, BGX_GMP_GMI_TXX_INT, status);
-+	}
-+
-+	return IRQ_HANDLED;
-+}
-+
-+static int bgx_register_intr(struct pci_dev *pdev)
-+{
-+	struct bgx *bgx = pci_get_drvdata(pdev);
-+	struct device *dev = &pdev->dev;
-+	int num_vec, ret;
-+
-+	/* Enable MSI-X */
-+	num_vec = pci_msix_vec_count(pdev);
-+	ret = pci_alloc_irq_vectors(pdev, num_vec, num_vec, PCI_IRQ_MSIX);
-+	if (ret < 0) {
-+		dev_err(dev, "Req for #%d msix vectors failed\n", num_vec);
-+		return 1;
-+	}
-+	sprintf(bgx->irq_name, "BGX%d", bgx->bgx_id);
-+	ret = request_irq(pci_irq_vector(pdev, GMPX_GMI_TX_INT),
-+		bgx_intr_handler, 0, bgx->irq_name, bgx);
-+	if (ret)
-+		return 1;
-+
-+	return 0;
-+}
-+
- static int bgx_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
- {
- 	int err;
-@@ -1414,6 +1462,8 @@ static int bgx_probe(struct pci_dev *pde
- 		xcv_init_hw(bgx->phy_mode);
- 	bgx_init_hw(bgx);
- 
-+	bgx_register_intr(pdev);
-+
- 	/* Enable all LMACs */
- 	for (lmac = 0; lmac < bgx->lmac_count; lmac++) {
- 		err = bgx_lmac_enable(bgx, lmac);
-@@ -1424,6 +1474,10 @@ static int bgx_probe(struct pci_dev *pde
- 				bgx_lmac_disable(bgx, --lmac);
- 			goto err_enable;
- 		}
-+
-+		/* enable TX FIFO Underflow interrupt */
-+		bgx_reg_modify(bgx, lmac, BGX_GMP_GMI_TXX_INT_ENA_W1S,
-+			       GMI_TXX_INT_UNDFLW);
- 	}
- 
- 	return 0;
---- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
-+++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
-@@ -179,6 +179,15 @@
- #define BGX_GMP_GMI_TXX_BURST		0x38228
- #define BGX_GMP_GMI_TXX_MIN_PKT		0x38240
- #define BGX_GMP_GMI_TXX_SGMII_CTL	0x38300
-+#define BGX_GMP_GMI_TXX_INT		0x38500
-+#define BGX_GMP_GMI_TXX_INT_W1S		0x38508
-+#define BGX_GMP_GMI_TXX_INT_ENA_W1C	0x38510
-+#define BGX_GMP_GMI_TXX_INT_ENA_W1S	0x38518
-+#define  GMI_TXX_INT_PTP_LOST			BIT_ULL(4)
-+#define  GMI_TXX_INT_LATE_COL			BIT_ULL(3)
-+#define  GMI_TXX_INT_XSDEF			BIT_ULL(2)
-+#define  GMI_TXX_INT_XSCOL			BIT_ULL(1)
-+#define  GMI_TXX_INT_UNDFLW			BIT_ULL(0)
- 
- #define BGX_MSIX_VEC_0_29_ADDR		0x400000 /* +(0..29) << 4 */
- #define BGX_MSIX_VEC_0_29_CTL		0x400008