From a3659b158bfdbeb5a8fcf0343d72c2d32a172081 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Fri, 2 Jun 2023 22:13:48 +0200 Subject: [PATCH] lantiq: Refresh patches and configuration Make all the patches apply and delete the ones already integrated into upstream Linux kernel. This also refreshes some of the kernel configurations. Signed-off-by: Hauke Mehrtens [refreshed for linux 6.1.89] Signed-off-by: Martin Schiller --- target/linux/lantiq/config-6.1 | 22 +- .../0001-MIPS-lantiq-add-pcie-driver.patch | 14 +- .../0018-MTD-nand-lots-of-xrx200-fixes.patch | 4 +- .../0028-NET-lantiq-various-etop-fixes.patch | 130 ++++++----- ...PS-lantiq-add-FALC-ON-i2c-bus-master.patch | 10 +- ...iq-wifi-and-ethernet-eeprom-handling.patch | 2 +- ...e-lantiq-settings-match-vendor-drive.patch | 16 +- ...PS-lantiq-improve-USB-initialization.patch | 2 +- .../patches-6.1/0101-find_active_root.patch | 6 +- .../0151-lantiq-ifxmips_pcie-use-of.patch | 6 +- .../lantiq/patches-6.1/0152-lantiq-VPE.patch | 18 +- .../patches-6.1/0155-lantiq-VPE-nosmp.patch | 2 +- ...add-gphy-clk-src-device-tree-binding.patch | 2 +- ...make-the-burst-length-configurable-b.patch | 86 -------- ...le-all-hardware-interrupts-on-second.patch | 87 -------- ...egister-smp_ops-on-non-smp-platforms.patch | 34 --- .../0701-NET-lantiq-etop-of-mido.patch | 8 +- ...-lantiq-add-support-for-jumbo-frames.patch | 145 ------------ ...q_xrx200-increase-buffer-reservation.patch | 122 ----------- ...iq_xrx200-add-ingress-SG-DMA-support.patch | 104 --------- ...-lantiq-enable-jumbo-frames-on-GSWIP.patch | 127 ----------- ...gure-the-burst-length-in-ethernet-dr.patch | 126 ----------- ...x200-Hardcode-the-burst-length-value.patch | 73 ------- ...et-lantiq_etop-Fix-compilation-error.patch | 26 --- ...-lantiq-dma-increase-descritor-count.patch | 28 --- ...tiq_xrx200-increase-napi-poll-weigth.patch | 32 --- ...t-lantiq_xrx200-convert-to-build_skb.patch | 206 ------------------ ...lantiq_xrx200-fix-use-after-free-bug.patch | 30 --- ...0-confirm-skb-is-allocated-before-us.patch | 33 --- ...rx200-fix-lock-under-memory-pressure.patch | 33 --- ...0-restore-buffer-if-memory-allocatio.patch | 27 --- target/linux/lantiq/xrx200/config-6.1 | 5 + target/linux/lantiq/xway/config-6.1 | 5 + 33 files changed, 148 insertions(+), 1423 deletions(-) delete mode 100644 target/linux/lantiq/patches-6.1/0310-v5.16-MIPS-lantiq-dma-make-the-burst-length-configurable-b.patch delete mode 100644 target/linux/lantiq/patches-6.1/0320-v6.1-MIPS-lantiq-enable-all-hardware-interrupts-on-second.patch delete mode 100644 target/linux/lantiq/patches-6.1/0321-v6.8-MIPS-lantiq-register-smp_ops-on-non-smp-platforms.patch delete mode 100644 target/linux/lantiq/patches-6.1/0702-v5.16-net-lantiq-add-support-for-jumbo-frames.patch delete mode 100644 target/linux/lantiq/patches-6.1/0703-v5.16-net-lantiq_xrx200-increase-buffer-reservation.patch delete mode 100644 target/linux/lantiq/patches-6.1/0704-v5.17-net-lantiq_xrx200-add-ingress-SG-DMA-support.patch delete mode 100644 target/linux/lantiq/patches-6.1/0706-v5.18-net-lantiq-enable-jumbo-frames-on-GSWIP.patch delete mode 100644 target/linux/lantiq/patches-6.1/0710-v5.16-net-lantiq-configure-the-burst-length-in-ethernet-dr.patch delete mode 100644 target/linux/lantiq/patches-6.1/0711-v5.16-net-lantiq_xrx200-Hardcode-the-burst-length-value.patch delete mode 100644 target/linux/lantiq/patches-6.1/0712-v5.16-net-ethernet-lantiq_etop-Fix-compilation-error.patch delete mode 100644 target/linux/lantiq/patches-6.1/0713-v5.17-MIPS-lantiq-dma-increase-descritor-count.patch delete mode 100644 target/linux/lantiq/patches-6.1/0714-v5.17-net-lantiq_xrx200-increase-napi-poll-weigth.patch delete mode 100644 target/linux/lantiq/patches-6.1/0715-v5.17-net-lantiq_xrx200-convert-to-build_skb.patch delete mode 100644 target/linux/lantiq/patches-6.1/0716-v5.17-net-lantiq_xrx200-fix-use-after-free-bug.patch delete mode 100644 target/linux/lantiq/patches-6.1/0717-v6.0-net-lantiq_xrx200-confirm-skb-is-allocated-before-us.patch delete mode 100644 target/linux/lantiq/patches-6.1/0718-v6.0-net-lantiq_xrx200-fix-lock-under-memory-pressure.patch delete mode 100644 target/linux/lantiq/patches-6.1/0719-v6.0-net-lantiq_xrx200-restore-buffer-if-memory-allocatio.patch diff --git a/target/linux/lantiq/config-6.1 b/target/linux/lantiq/config-6.1 index 39862948e2..e037a63068 100644 --- a/target/linux/lantiq/config-6.1 +++ b/target/linux/lantiq/config-6.1 @@ -4,8 +4,11 @@ CONFIG_ARCH_KEEP_MEMBLOCK=y CONFIG_ARCH_MMAP_RND_BITS_MAX=15 CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=15 CONFIG_ARCH_SUSPEND_POSSIBLE=y +CONFIG_CC_IMPLICIT_FALLTHROUGH="-Wimplicit-fallthrough=5" +CONFIG_CC_NO_ARRAY_BOUNDS=y CONFIG_CEVT_R4K=y CONFIG_CLONE_BACKWARDS=y +CONFIG_COMPACT_UNEVICTABLE_DEFAULT=1 CONFIG_COMPAT_32BIT_TIME=y CONFIG_CPU_BIG_ENDIAN=y CONFIG_CPU_GENERIC_DUMP_TLB=y @@ -17,7 +20,6 @@ CONFIG_CPU_MIPS32=y # CONFIG_CPU_MIPS32_R1 is not set CONFIG_CPU_MIPS32_R2=y CONFIG_CPU_MIPSR2=y -CONFIG_CPU_MITIGATIONS=y CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS=y CONFIG_CPU_R4K_CACHE_TLB=y CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y @@ -25,25 +27,29 @@ CONFIG_CPU_SUPPORTS_HIGHMEM=y CONFIG_CPU_SUPPORTS_MSA=y CONFIG_CRYPTO_LIB_BLAKE2S_GENERIC=y CONFIG_CRYPTO_LIB_POLY1305_RSIZE=2 +CONFIG_CRYPTO_LIB_SHA1=y +CONFIG_CRYPTO_LIB_UTILS=y CONFIG_CRYPTO_RNG2=y CONFIG_CSRC_R4K=y +CONFIG_DEBUG_INFO=y CONFIG_DMA_NONCOHERENT=y CONFIG_DTC=y # CONFIG_DT_EASY50712 is not set CONFIG_EARLY_PRINTK=y +CONFIG_EXCLUSIVE_SYSTEM_RAM=y CONFIG_FIXED_PHY=y -CONFIG_FUNCTION_ALIGNMENT=0 CONFIG_FWNODE_MDIO=y CONFIG_FW_LOADER_PAGED_BUF=y +CONFIG_FW_LOADER_SYSFS=y +CONFIG_GCC10_NO_ARRAY_BOUNDS=y +CONFIG_GCC_ASM_GOTO_OUTPUT_WORKAROUND=y CONFIG_GENERIC_ATOMIC64=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_CMOS_UPDATE=y CONFIG_GENERIC_CPU_AUTOPROBE=y -CONFIG_GENERIC_FIND_FIRST_BIT=y CONFIG_GENERIC_GETTIMEOFDAY=y CONFIG_GENERIC_IOMAP=y CONFIG_GENERIC_IRQ_CHIP=y -CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y CONFIG_GENERIC_IRQ_SHOW=y CONFIG_GENERIC_LIB_ASHLDI3=y CONFIG_GENERIC_LIB_ASHRDI3=y @@ -58,7 +64,6 @@ CONFIG_GENERIC_TIME_VSYSCALL=y CONFIG_GPIO_CDEV=y CONFIG_GPIO_MM_LANTIQ=y CONFIG_GPIO_STP_XWAY=y -CONFIG_HANDLE_DOMAIN_IRQ=y CONFIG_HARDWARE_WATCHPOINTS=y CONFIG_HAS_DMA=y CONFIG_HAS_IOMEM=y @@ -91,7 +96,6 @@ CONFIG_MIPS_ASID_SHIFT=0 CONFIG_MIPS_CLOCK_VSYSCALL=y # CONFIG_MIPS_CMDLINE_FROM_BOOTLOADER is not set CONFIG_MIPS_CMDLINE_FROM_DTB=y -CONFIG_MIPS_EBPF_JIT=y CONFIG_MIPS_L1_CACHE_SHIFT=5 CONFIG_MIPS_LD_CAN_LINK_VDSO=y # CONFIG_MIPS_MT_SMP is not set @@ -124,10 +128,14 @@ CONFIG_OF_GPIO=y CONFIG_OF_IRQ=y CONFIG_OF_KOBJ=y CONFIG_OF_MDIO=y +CONFIG_PAGE_POOL=y +CONFIG_PAGE_SIZE_LESS_THAN_256KB=y +CONFIG_PAGE_SIZE_LESS_THAN_64KB=y CONFIG_PCI_DRIVERS_LEGACY=y CONFIG_PERF_USE_VMALLOC=y CONFIG_PGTABLE_LEVELS=2 CONFIG_PHYLIB=y +CONFIG_PHYLIB_LEDS=y CONFIG_PHY_LANTIQ_RCU_USB2=y # CONFIG_PHY_LANTIQ_VRX200_PCIE is not set CONFIG_PINCTRL=y @@ -136,7 +144,9 @@ CONFIG_PINCTRL_LANTIQ=y CONFIG_PINCTRL_XWAY=y CONFIG_POWER_RESET=y CONFIG_POWER_RESET_SYSCON=y +CONFIG_PREEMPT_NONE_BUILD=y CONFIG_PTP_1588_CLOCK_OPTIONAL=y +CONFIG_RANDSTRUCT_NONE=y CONFIG_REGMAP=y CONFIG_REGMAP_MMIO=y CONFIG_RESET_CONTROLLER=y diff --git a/target/linux/lantiq/patches-6.1/0001-MIPS-lantiq-add-pcie-driver.patch b/target/linux/lantiq/patches-6.1/0001-MIPS-lantiq-add-pcie-driver.patch index 6454240014..b8f3116bb4 100644 --- a/target/linux/lantiq/patches-6.1/0001-MIPS-lantiq-add-pcie-driver.patch +++ b/target/linux/lantiq/patches-6.1/0001-MIPS-lantiq-add-pcie-driver.patch @@ -65,15 +65,15 @@ Signed-off-by: John Crispin endif --- a/arch/mips/pci/Makefile +++ b/arch/mips/pci/Makefile -@@ -43,6 +43,8 @@ obj-$(CONFIG_PCI_LANTIQ) += pci-lantiq.o +@@ -41,6 +41,8 @@ obj-$(CONFIG_PCI_LANTIQ) += pci-lantiq.o obj-$(CONFIG_SOC_MT7620) += pci-mt7620.o obj-$(CONFIG_SOC_RT288X) += pci-rt2880.o obj-$(CONFIG_SOC_RT3883) += pci-rt3883.o +obj-$(CONFIG_PCIE_LANTIQ) += ifxmips_pcie_phy.o ifxmips_pcie.o fixup-lantiq-pcie.o +obj-$(CONFIG_PCIE_LANTIQ_MSI) += pcie-lantiq-msi.o - obj-$(CONFIG_TANBAC_TB0219) += fixup-tb0219.o - obj-$(CONFIG_TANBAC_TB0226) += fixup-tb0226.o - obj-$(CONFIG_TANBAC_TB0287) += fixup-tb0287.o + obj-$(CONFIG_SOC_TX4927) += pci-tx4927.o + obj-$(CONFIG_SOC_TX4938) += pci-tx4938.o + obj-$(CONFIG_TOSHIBA_RBTX4927) += fixup-rbtx4927.o --- /dev/null +++ b/arch/mips/pci/fixup-lantiq-pcie.c @@ -0,0 +1,74 @@ @@ -5524,8 +5524,8 @@ Signed-off-by: John Crispin (transaction layer end-to-end CRC checking). --- a/include/linux/pci.h +++ b/include/linux/pci.h -@@ -1483,6 +1483,8 @@ void pci_walk_bus(struct pci_bus *top, i - void *userdata); +@@ -1558,6 +1558,8 @@ void pci_walk_bus_locked(struct pci_bus + void *userdata); int pci_cfg_space_size(struct pci_dev *dev); unsigned char pci_bus_max_busnr(struct pci_bus *bus); +int pcibios_host_nr(void); @@ -5535,7 +5535,7 @@ Signed-off-by: John Crispin unsigned long type); --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h -@@ -1086,6 +1086,12 @@ +@@ -1097,6 +1097,12 @@ #define PCI_DEVICE_ID_SGI_IOC3 0x0003 #define PCI_DEVICE_ID_SGI_LITHIUM 0x1002 diff --git a/target/linux/lantiq/patches-6.1/0018-MTD-nand-lots-of-xrx200-fixes.patch b/target/linux/lantiq/patches-6.1/0018-MTD-nand-lots-of-xrx200-fixes.patch index 35f656da6e..f420d8cde5 100644 --- a/target/linux/lantiq/patches-6.1/0018-MTD-nand-lots-of-xrx200-fixes.patch +++ b/target/linux/lantiq/patches-6.1/0018-MTD-nand-lots-of-xrx200-fixes.patch @@ -95,7 +95,7 @@ Signed-off-by: John Crispin } static int xway_dev_ready(struct nand_chip *chip) -@@ -170,6 +223,7 @@ static int xway_nand_probe(struct platfo +@@ -169,6 +222,7 @@ static int xway_nand_probe(struct platfo int err; u32 cs; u32 cs_flag = 0; @@ -103,7 +103,7 @@ Signed-off-by: John Crispin /* Allocate memory for the device structure (and zero it) */ data = devm_kzalloc(&pdev->dev, sizeof(struct xway_nand_data), -@@ -206,6 +260,15 @@ static int xway_nand_probe(struct platfo +@@ -204,6 +258,15 @@ static int xway_nand_probe(struct platfo if (!err && cs == 1) cs_flag = NAND_CON_IN_CS1 | NAND_CON_OUT_CS1; diff --git a/target/linux/lantiq/patches-6.1/0028-NET-lantiq-various-etop-fixes.patch b/target/linux/lantiq/patches-6.1/0028-NET-lantiq-various-etop-fixes.patch index e9f3ee473b..8ac1097267 100644 --- a/target/linux/lantiq/patches-6.1/0028-NET-lantiq-various-etop-fixes.patch +++ b/target/linux/lantiq/patches-6.1/0028-NET-lantiq-various-etop-fixes.patch @@ -19,7 +19,7 @@ Signed-off-by: John Crispin */ #include -@@ -20,11 +20,16 @@ +@@ -20,12 +20,17 @@ #include #include #include @@ -29,6 +29,7 @@ Signed-off-by: John Crispin #include #include #include + #include +#include +#include +#include @@ -36,7 +37,7 @@ Signed-off-by: John Crispin #include -@@ -32,7 +37,7 @@ +@@ -33,7 +38,7 @@ #include #include @@ -45,7 +46,7 @@ Signed-off-by: John Crispin #define MDIO_REQUEST 0x80000000 #define MDIO_READ 0x40000000 #define MDIO_ADDR_MASK 0x1f -@@ -41,44 +46,91 @@ +@@ -42,44 +47,91 @@ #define MDIO_REG_OFFSET 0x10 #define MDIO_VAL_MASK 0xffff @@ -85,8 +86,8 @@ Signed-off-by: John Crispin -/* use 2 static channels for TX/RX */ -#define LTQ_ETOP_TX_CHANNEL 1 -#define LTQ_ETOP_RX_CHANNEL 6 --#define IS_TX(x) (x == LTQ_ETOP_TX_CHANNEL) --#define IS_RX(x) (x == LTQ_ETOP_RX_CHANNEL) +-#define IS_TX(x) ((x) == LTQ_ETOP_TX_CHANNEL) +-#define IS_RX(x) ((x) == LTQ_ETOP_RX_CHANNEL) +#define ETOP_CFG_MASK 0xfff +#define ETOP_CFG_FEN0 (1 << 8) +#define ETOP_CFG_SEN0 (1 << 6) @@ -152,7 +153,7 @@ Signed-off-by: John Crispin struct net_device *netdev; struct napi_struct napi; struct ltq_dma_channel dma; -@@ -88,23 +140,36 @@ struct ltq_etop_chan { +@@ -89,26 +141,39 @@ struct ltq_etop_chan { struct ltq_etop_priv { struct net_device *netdev; struct platform_device *pdev; @@ -166,6 +167,9 @@ Signed-off-by: John Crispin + struct ltq_etop_chan txch; + struct ltq_etop_chan rxch; + int tx_burst_len; + int rx_burst_len; + - spinlock_t lock; + int tx_irq; + int rx_irq; @@ -193,8 +197,8 @@ Signed-off-by: John Crispin + ch->skb[ch->dma.desc] = dev_alloc_skb(MAX_DMA_DATA_LEN); if (!ch->skb[ch->dma.desc]) return -ENOMEM; - ch->dma.desc_base[ch->dma.desc].addr = dma_map_single(&priv->pdev->dev, -@@ -139,8 +204,11 @@ ltq_etop_hw_receive(struct ltq_etop_chan + ch->dma.desc_base[ch->dma.desc].addr = +@@ -143,8 +208,11 @@ ltq_etop_hw_receive(struct ltq_etop_chan spin_unlock_irqrestore(&priv->lock, flags); skb_put(skb, len); @@ -206,7 +210,7 @@ Signed-off-by: John Crispin } static int -@@ -148,7 +216,9 @@ ltq_etop_poll_rx(struct napi_struct *nap +@@ -152,7 +220,9 @@ ltq_etop_poll_rx(struct napi_struct *nap { struct ltq_etop_chan *ch = container_of(napi, struct ltq_etop_chan, napi); @@ -216,7 +220,7 @@ Signed-off-by: John Crispin while (work_done < budget) { struct ltq_dma_desc *desc = &ch->dma.desc_base[ch->dma.desc]; -@@ -160,7 +230,9 @@ ltq_etop_poll_rx(struct napi_struct *nap +@@ -164,7 +234,9 @@ ltq_etop_poll_rx(struct napi_struct *nap } if (work_done < budget) { napi_complete_done(&ch->napi, work_done); @@ -226,7 +230,7 @@ Signed-off-by: John Crispin } return work_done; } -@@ -172,12 +244,14 @@ ltq_etop_poll_tx(struct napi_struct *nap +@@ -176,12 +248,14 @@ ltq_etop_poll_tx(struct napi_struct *nap container_of(napi, struct ltq_etop_chan, napi); struct ltq_etop_priv *priv = netdev_priv(ch->netdev); struct netdev_queue *txq = @@ -242,7 +246,7 @@ Signed-off-by: John Crispin dev_kfree_skb_any(ch->skb[ch->tx_free]); ch->skb[ch->tx_free] = NULL; memset(&ch->dma.desc_base[ch->tx_free], 0, -@@ -190,7 +264,9 @@ ltq_etop_poll_tx(struct napi_struct *nap +@@ -194,7 +268,9 @@ ltq_etop_poll_tx(struct napi_struct *nap if (netif_tx_queue_stopped(txq)) netif_tx_start_queue(txq); napi_complete(&ch->napi); @@ -252,7 +256,7 @@ Signed-off-by: John Crispin return 1; } -@@ -198,9 +274,10 @@ static irqreturn_t +@@ -202,9 +278,10 @@ static irqreturn_t ltq_etop_dma_irq(int irq, void *_priv) { struct ltq_etop_priv *priv = _priv; @@ -266,16 +270,16 @@ Signed-off-by: John Crispin return IRQ_HANDLED; } -@@ -212,7 +289,7 @@ ltq_etop_free_channel(struct net_device +@@ -216,7 +293,7 @@ ltq_etop_free_channel(struct net_device ltq_dma_free(&ch->dma); if (ch->dma.irq) free_irq(ch->dma.irq, priv); - if (IS_RX(ch->idx)) { + if (ch == &priv->txch) { int desc; + for (desc = 0; desc < LTQ_DESC_NUM; desc++) - dev_kfree_skb_any(ch->skb[ch->dma.desc]); -@@ -223,66 +300,135 @@ static void +@@ -228,80 +305,135 @@ static void ltq_etop_hw_exit(struct net_device *dev) { struct ltq_etop_priv *priv = netdev_priv(dev); @@ -330,6 +334,7 @@ Signed-off-by: John Crispin { struct ltq_etop_priv *priv = netdev_priv(dev); - int i; +- int err; + phy_interface_t mii_mode = priv->mii_mode; - ltq_pmu_enable(PMU_PPE); @@ -347,15 +352,15 @@ Signed-off-by: John Crispin + + switch (mii_mode) { case PHY_INTERFACE_MODE_RMII: -- ltq_etop_w32_mask(ETOP_MII_MASK, -- ETOP_MII_REVERSE, LTQ_ETOP_CFG); +- ltq_etop_w32_mask(ETOP_MII_MASK, ETOP_MII_REVERSE, +- LTQ_ETOP_CFG); + ltq_etop_w32_mask(ETOP_CFG_MASK, ETOP_CFG_REMII0 | ETOP_CFG_OFF1 | + ETOP_CFG_SEN0 | ETOP_CFG_FEN0, LTQ_ETOP_CFG); break; case PHY_INTERFACE_MODE_MII: -- ltq_etop_w32_mask(ETOP_MII_MASK, -- ETOP_MII_NORMAL, LTQ_ETOP_CFG); +- ltq_etop_w32_mask(ETOP_MII_MASK, ETOP_MII_NORMAL, +- LTQ_ETOP_CFG); + ltq_etop_w32_mask(ETOP_CFG_MASK, ETOP_CFG_OFF1 | + ETOP_CFG_SEN0 | ETOP_CFG_FEN0, LTQ_ETOP_CFG); break; @@ -374,8 +379,8 @@ Signed-off-by: John Crispin + break; + } netdev_err(dev, "unknown mii mode %d\n", -- priv->pldata->mii_mode); -+ mii_mode); +- priv->pldata->mii_mode); ++ mii_mode); return -ENOTSUPP; } @@ -392,18 +397,25 @@ Signed-off-by: John Crispin + int rx = priv->rx_irq - LTQ_DMA_ETOP; + int err; - ltq_dma_init_port(DMA_PORT_ETOP); + ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, priv->rx_burst_len); - for (i = 0; i < MAX_DMA_CHAN; i++) { - int irq = LTQ_DMA_CH0_INT + i; - struct ltq_etop_chan *ch = &priv->ch[i]; - -- ch->idx = ch->dma.nr = i; +- ch->dma.nr = i; +- ch->idx = ch->dma.nr; - ch->dma.dev = &priv->pdev->dev; - - if (IS_TX(i)) { - ltq_dma_alloc_tx(&ch->dma); -- request_irq(irq, ltq_etop_dma_irq, 0, "etop_tx", priv); +- err = request_irq(irq, ltq_etop_dma_irq, 0, "etop_tx", priv); +- if (err) { +- netdev_err(dev, +- "Unable to get Tx DMA IRQ %d\n", +- irq); +- return err; +- } - } else if (IS_RX(i)) { - ltq_dma_alloc_rx(&ch->dma); - for (ch->dma.desc = 0; ch->dma.desc < LTQ_DESC_NUM; @@ -411,7 +423,13 @@ Signed-off-by: John Crispin - if (ltq_etop_alloc_skb(ch)) - return -ENOMEM; - ch->dma.desc = 0; -- request_irq(irq, ltq_etop_dma_irq, 0, "etop_rx", priv); +- err = request_irq(irq, ltq_etop_dma_irq, 0, "etop_rx", priv); +- if (err) { +- netdev_err(dev, +- "Unable to get Rx DMA IRQ %d\n", +- irq); +- return err; +- } + priv->txch.dma.nr = tx; + priv->txch.dma.dev = &priv->pdev->dev; + ltq_dma_alloc_tx(&priv->txch.dma); @@ -446,7 +464,7 @@ Signed-off-by: John Crispin } static void -@@ -301,6 +447,39 @@ static const struct ethtool_ops ltq_etop +@@ -320,6 +452,39 @@ static const struct ethtool_ops ltq_etop }; static int @@ -486,7 +504,7 @@ Signed-off-by: John Crispin ltq_etop_mdio_wr(struct mii_bus *bus, int phy_addr, int phy_reg, u16 phy_data) { u32 val = MDIO_REQUEST | -@@ -308,9 +487,9 @@ ltq_etop_mdio_wr(struct mii_bus *bus, in +@@ -327,9 +492,9 @@ ltq_etop_mdio_wr(struct mii_bus *bus, in ((phy_reg & MDIO_REG_MASK) << MDIO_REG_OFFSET) | phy_data; @@ -498,7 +516,7 @@ Signed-off-by: John Crispin return 0; } -@@ -321,12 +500,12 @@ ltq_etop_mdio_rd(struct mii_bus *bus, in +@@ -340,12 +505,12 @@ ltq_etop_mdio_rd(struct mii_bus *bus, in ((phy_addr & MDIO_ADDR_MASK) << MDIO_ADDR_OFFSET) | ((phy_reg & MDIO_REG_MASK) << MDIO_REG_OFFSET); @@ -515,7 +533,7 @@ Signed-off-by: John Crispin return val; } -@@ -342,7 +521,10 @@ ltq_etop_mdio_probe(struct net_device *d +@@ -361,7 +526,10 @@ ltq_etop_mdio_probe(struct net_device *d struct ltq_etop_priv *priv = netdev_priv(dev); struct phy_device *phydev; @@ -527,7 +545,7 @@ Signed-off-by: John Crispin if (!phydev) { netdev_err(dev, "no PHY found\n"); -@@ -350,14 +532,17 @@ ltq_etop_mdio_probe(struct net_device *d +@@ -369,14 +537,17 @@ ltq_etop_mdio_probe(struct net_device *d } phydev = phy_connect(dev, phydev_name(phydev), @@ -547,7 +565,7 @@ Signed-off-by: John Crispin phy_attached_info(phydev); -@@ -378,8 +563,13 @@ ltq_etop_mdio_init(struct net_device *de +@@ -397,8 +568,13 @@ ltq_etop_mdio_init(struct net_device *de } priv->mii_bus->priv = dev; @@ -562,8 +580,8 @@ Signed-off-by: John Crispin + } priv->mii_bus->name = "ltq_mii"; snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s-%x", - priv->pdev->name, priv->pdev->id); -@@ -416,18 +606,21 @@ static int + priv->pdev->name, priv->pdev->id); +@@ -435,18 +611,21 @@ static int ltq_etop_open(struct net_device *dev) { struct ltq_etop_priv *priv = netdev_priv(dev); @@ -595,7 +613,7 @@ Signed-off-by: John Crispin netif_tx_start_all_queues(dev); return 0; } -@@ -436,18 +629,19 @@ static int +@@ -455,18 +634,19 @@ static int ltq_etop_stop(struct net_device *dev) { struct ltq_etop_priv *priv = netdev_priv(dev); @@ -625,7 +643,7 @@ Signed-off-by: John Crispin return 0; } -@@ -457,15 +651,16 @@ ltq_etop_tx(struct sk_buff *skb, struct +@@ -476,15 +656,16 @@ ltq_etop_tx(struct sk_buff *skb, struct int queue = skb_get_queue_mapping(skb); struct netdev_queue *txq = netdev_get_tx_queue(dev, queue); struct ltq_etop_priv *priv = netdev_priv(dev); @@ -646,16 +664,16 @@ Signed-off-by: John Crispin netdev_err(dev, "tx ring full\n"); netif_tx_stop_queue(txq); return NETDEV_TX_BUSY; -@@ -473,7 +668,7 @@ ltq_etop_tx(struct sk_buff *skb, struct +@@ -492,7 +673,7 @@ ltq_etop_tx(struct sk_buff *skb, struct - /* dma needs to start on a 16 byte aligned address */ - byte_offset = CPHYSADDR(skb->data) % 16; + /* dma needs to start on a burst length value aligned address */ + byte_offset = CPHYSADDR(skb->data) % (priv->tx_burst_len * 4); - ch->skb[ch->dma.desc] = skb; + priv->txch.skb[priv->txch.dma.desc] = skb; netif_trans_update(dev); -@@ -483,11 +678,11 @@ ltq_etop_tx(struct sk_buff *skb, struct +@@ -503,11 +684,11 @@ ltq_etop_tx(struct sk_buff *skb, struct wmb(); desc->ctl = LTQ_DMA_OWN | LTQ_DMA_SOP | LTQ_DMA_EOP | LTQ_DMA_TX_OFFSET(byte_offset) | (len & LTQ_DMA_SIZE_MASK); @@ -670,7 +688,7 @@ Signed-off-by: John Crispin netif_tx_stop_queue(txq); return NETDEV_TX_OK; -@@ -498,11 +693,14 @@ ltq_etop_change_mtu(struct net_device *d +@@ -518,11 +699,14 @@ ltq_etop_change_mtu(struct net_device *d { struct ltq_etop_priv *priv = netdev_priv(dev); unsigned long flags; @@ -686,7 +704,7 @@ Signed-off-by: John Crispin spin_unlock_irqrestore(&priv->lock, flags); return 0; -@@ -555,6 +753,9 @@ ltq_etop_init(struct net_device *dev) +@@ -575,6 +759,9 @@ ltq_etop_init(struct net_device *dev) if (err) goto err_hw; ltq_etop_change_mtu(dev, 1500); @@ -696,7 +714,7 @@ Signed-off-by: John Crispin memcpy(&mac, &priv->pldata->mac, sizeof(struct sockaddr)); if (!is_valid_ether_addr(mac.sa_data)) { -@@ -572,9 +773,10 @@ ltq_etop_init(struct net_device *dev) +@@ -592,9 +779,10 @@ ltq_etop_init(struct net_device *dev) dev->addr_assign_type = NET_ADDR_RANDOM; ltq_etop_set_multicast_list(dev); @@ -710,7 +728,7 @@ Signed-off-by: John Crispin return 0; err_netdev: -@@ -594,6 +796,9 @@ ltq_etop_tx_timeout(struct net_device *d +@@ -614,6 +802,9 @@ ltq_etop_tx_timeout(struct net_device *d err = ltq_etop_hw_init(dev); if (err) goto err_hw; @@ -720,7 +738,7 @@ Signed-off-by: John Crispin netif_trans_update(dev); netif_wake_queue(dev); return; -@@ -617,14 +822,18 @@ static const struct net_device_ops ltq_e +@@ -637,14 +828,18 @@ static const struct net_device_ops ltq_e .ndo_tx_timeout = ltq_etop_tx_timeout, }; @@ -743,7 +761,7 @@ Signed-off-by: John Crispin res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { -@@ -650,31 +859,62 @@ ltq_etop_probe(struct platform_device *p +@@ -670,19 +865,55 @@ ltq_etop_probe(struct platform_device *p goto err_out; } @@ -805,23 +823,27 @@ Signed-off-by: John Crispin spin_lock_init(&priv->lock); SET_NETDEV_DEV(dev, &pdev->dev); +@@ -698,15 +929,10 @@ ltq_etop_probe(struct platform_device *p + goto err_free; + } + - for (i = 0; i < MAX_DMA_CHAN; i++) { - if (IS_TX(i)) -- netif_napi_add(dev, &priv->ch[i].napi, -- ltq_etop_poll_tx, 8); +- netif_napi_add_weight(dev, &priv->ch[i].napi, +- ltq_etop_poll_tx, 8); - else if (IS_RX(i)) -- netif_napi_add(dev, &priv->ch[i].napi, -- ltq_etop_poll_rx, 32); +- netif_napi_add_weight(dev, &priv->ch[i].napi, +- ltq_etop_poll_rx, 32); - priv->ch[i].netdev = dev; - } -+ netif_napi_add(dev, &priv->txch.napi, ltq_etop_poll_tx, 8); -+ netif_napi_add(dev, &priv->rxch.napi, ltq_etop_poll_rx, 32); ++ netif_napi_add_weight(dev, &priv->txch.napi, ltq_etop_poll_tx, 8); ++ netif_napi_add_weight(dev, &priv->rxch.napi, ltq_etop_poll_rx, 32); + priv->txch.netdev = dev; + priv->rxch.netdev = dev; err = register_netdev(dev); if (err) -@@ -703,31 +943,22 @@ ltq_etop_remove(struct platform_device * +@@ -735,31 +961,22 @@ ltq_etop_remove(struct platform_device * return 0; } @@ -840,7 +862,7 @@ Signed-off-by: John Crispin }, }; --int __init +-static int __init -init_ltq_etop(void) -{ - int ret = platform_driver_probe(<q_mii_driver, ltq_etop_probe); diff --git a/target/linux/lantiq/patches-6.1/0031-I2C-MIPS-lantiq-add-FALC-ON-i2c-bus-master.patch b/target/linux/lantiq/patches-6.1/0031-I2C-MIPS-lantiq-add-FALC-ON-i2c-bus-master.patch index 2d3b4e2996..b5f79e95a8 100644 --- a/target/linux/lantiq/patches-6.1/0031-I2C-MIPS-lantiq-add-FALC-ON-i2c-bus-master.patch +++ b/target/linux/lantiq/patches-6.1/0031-I2C-MIPS-lantiq-add-FALC-ON-i2c-bus-master.patch @@ -18,9 +18,9 @@ Signed-off-by: John Crispin --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig -@@ -757,6 +757,16 @@ config I2C_MESON - If you say yes to this option, support will be included for the - I2C interface on the Amlogic Meson family of SoCs. +@@ -795,6 +795,16 @@ config I2C_MICROCHIP_CORE + This driver can also be built as a module. If so, the module will be + called i2c-microchip-core. +config I2C_LANTIQ + tristate "Lantiq I2C interface" @@ -37,14 +37,14 @@ Signed-off-by: John Crispin depends on PPC --- a/drivers/i2c/busses/Makefile +++ b/drivers/i2c/busses/Makefile -@@ -72,6 +72,7 @@ obj-$(CONFIG_I2C_IMX_LPI2C) += i2c-imx-l +@@ -76,6 +76,7 @@ obj-$(CONFIG_I2C_IMX_LPI2C) += i2c-imx-l obj-$(CONFIG_I2C_IOP3XX) += i2c-iop3xx.o obj-$(CONFIG_I2C_JZ4780) += i2c-jz4780.o obj-$(CONFIG_I2C_KEMPLD) += i2c-kempld.o +obj-$(CONFIG_I2C_LANTIQ) += i2c-lantiq.o obj-$(CONFIG_I2C_LPC2K) += i2c-lpc2k.o obj-$(CONFIG_I2C_MESON) += i2c-meson.o - obj-$(CONFIG_I2C_MPC) += i2c-mpc.o + obj-$(CONFIG_I2C_MICROCHIP_CORE) += i2c-microchip-corei2c.o --- /dev/null +++ b/drivers/i2c/busses/i2c-lantiq.c @@ -0,0 +1,747 @@ diff --git a/target/linux/lantiq/patches-6.1/0035-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch b/target/linux/lantiq/patches-6.1/0035-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch index be0f0bfccd..aea5716596 100644 --- a/target/linux/lantiq/patches-6.1/0035-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch +++ b/target/linux/lantiq/patches-6.1/0035-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch @@ -203,7 +203,7 @@ Signed-off-by: John Crispin +early_param("ethaddr", setup_ethaddr); --- a/drivers/net/ethernet/lantiq_etop.c +++ b/drivers/net/ethernet/lantiq_etop.c -@@ -757,7 +757,11 @@ ltq_etop_init(struct net_device *dev) +@@ -763,7 +763,11 @@ ltq_etop_init(struct net_device *dev) if (err) goto err_hw; diff --git a/target/linux/lantiq/patches-6.1/0050-USB-DWC2-make-the-lantiq-settings-match-vendor-drive.patch b/target/linux/lantiq/patches-6.1/0050-USB-DWC2-make-the-lantiq-settings-match-vendor-drive.patch index 6615a9edbf..a3bbda7c33 100644 --- a/target/linux/lantiq/patches-6.1/0050-USB-DWC2-make-the-lantiq-settings-match-vendor-drive.patch +++ b/target/linux/lantiq/patches-6.1/0050-USB-DWC2-make-the-lantiq-settings-match-vendor-drive.patch @@ -23,7 +23,7 @@ Signed-off-by: Hauke Mehrtens --- a/drivers/usb/dwc2/params.c +++ b/drivers/usb/dwc2/params.c -@@ -93,7 +93,14 @@ static void dwc2_set_rk_params(struct dw +@@ -115,7 +115,15 @@ static void dwc2_set_rk_params(struct dw p->power_down = DWC2_POWER_DOWN_PARAM_NONE; } @@ -32,14 +32,15 @@ Signed-off-by: Hauke Mehrtens +{ + struct dwc2_core_params *p = &hsotg->params; + -+ p->otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE; ++ p->otg_caps.hnp_support = false; ++ p->otg_caps.srp_support = false; +} + +static void dwc2_set_ltq_ase_params(struct dwc2_hsotg *hsotg) { struct dwc2_core_params *p = &hsotg->params; -@@ -101,12 +108,20 @@ static void dwc2_set_ltq_params(struct d +@@ -124,12 +132,21 @@ static void dwc2_set_ltq_params(struct d p->host_rx_fifo_size = 288; p->host_nperio_tx_fifo_size = 128; p->host_perio_tx_fifo_size = 96; @@ -53,7 +54,8 @@ Signed-off-by: Hauke Mehrtens +{ + struct dwc2_core_params *p = &hsotg->params; + -+ p->otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE; ++ p->otg_caps.hnp_support = false; ++ p->otg_caps.srp_support = false; + p->host_rx_fifo_size = 288; + p->host_nperio_tx_fifo_size = 128; + p->host_perio_tx_fifo_size = 136; @@ -62,9 +64,9 @@ Signed-off-by: Hauke Mehrtens static void dwc2_set_amlogic_params(struct dwc2_hsotg *hsotg) { struct dwc2_core_params *p = &hsotg->params; -@@ -205,8 +220,11 @@ const struct of_device_id dwc2_of_match_ - { .compatible = "brcm,bcm2835-usb", .data = dwc2_set_bcm_params }, - { .compatible = "hisilicon,hi6220-usb", .data = dwc2_set_his_params }, +@@ -241,8 +258,11 @@ const struct of_device_id dwc2_of_match_ + { .compatible = "ingenic,x1830-otg", .data = dwc2_set_x1600_params }, + { .compatible = "ingenic,x2000-otg", .data = dwc2_set_x2000_params }, { .compatible = "rockchip,rk3066-usb", .data = dwc2_set_rk_params }, - { .compatible = "lantiq,arx100-usb", .data = dwc2_set_ltq_params }, - { .compatible = "lantiq,xrx200-usb", .data = dwc2_set_ltq_params }, diff --git a/target/linux/lantiq/patches-6.1/0051-MIPS-lantiq-improve-USB-initialization.patch b/target/linux/lantiq/patches-6.1/0051-MIPS-lantiq-improve-USB-initialization.patch index 9d62892b56..dca9880e8f 100644 --- a/target/linux/lantiq/patches-6.1/0051-MIPS-lantiq-improve-USB-initialization.patch +++ b/target/linux/lantiq/patches-6.1/0051-MIPS-lantiq-improve-USB-initialization.patch @@ -41,7 +41,7 @@ Signed-off-by: Hauke Mehrtens /* the pci enable helper */ static int pci_enable(struct clk *clk) { -@@ -585,4 +604,5 @@ void __init ltq_soc_init(void) +@@ -589,4 +608,5 @@ void __init ltq_soc_init(void) clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE); clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0); } diff --git a/target/linux/lantiq/patches-6.1/0101-find_active_root.patch b/target/linux/lantiq/patches-6.1/0101-find_active_root.patch index 14dc83f1f7..99e187a012 100644 --- a/target/linux/lantiq/patches-6.1/0101-find_active_root.patch +++ b/target/linux/lantiq/patches-6.1/0101-find_active_root.patch @@ -69,7 +69,7 @@ Signed-off-by: Mathias Kresin return -ENOMEM; i = 0; -@@ -147,6 +183,11 @@ static int parse_fixed_partitions(struct +@@ -166,6 +202,11 @@ static int parse_fixed_partitions(struct if (of_property_read_bool(pp, "slc-mode")) parts[i].add_flags |= MTD_SLC_ON_MLC_EMULATION; @@ -81,7 +81,7 @@ Signed-off-by: Mathias Kresin i++; } -@@ -156,6 +197,11 @@ static int parse_fixed_partitions(struct +@@ -175,6 +216,11 @@ static int parse_fixed_partitions(struct if (quirks && quirks->post_parse) quirks->post_parse(master, parts, nr_parts); @@ -93,7 +93,7 @@ Signed-off-by: Mathias Kresin *pparts = parts; return nr_parts; -@@ -166,6 +212,7 @@ ofpart_fail: +@@ -185,6 +231,7 @@ ofpart_fail: ofpart_none: of_node_put(pp); kfree(parts); diff --git a/target/linux/lantiq/patches-6.1/0151-lantiq-ifxmips_pcie-use-of.patch b/target/linux/lantiq/patches-6.1/0151-lantiq-ifxmips_pcie-use-of.patch index a11ec3ec98..7cfa675b49 100644 --- a/target/linux/lantiq/patches-6.1/0151-lantiq-ifxmips_pcie-use-of.patch +++ b/target/linux/lantiq/patches-6.1/0151-lantiq-ifxmips_pcie-use-of.patch @@ -12,15 +12,15 @@ Signed-off-by: Eddi De Pieri --- a/arch/mips/pci/Makefile +++ b/arch/mips/pci/Makefile -@@ -43,7 +43,7 @@ obj-$(CONFIG_PCI_LANTIQ) += pci-lantiq.o +@@ -41,7 +41,7 @@ obj-$(CONFIG_PCI_LANTIQ) += pci-lantiq.o obj-$(CONFIG_SOC_MT7620) += pci-mt7620.o obj-$(CONFIG_SOC_RT288X) += pci-rt2880.o obj-$(CONFIG_SOC_RT3883) += pci-rt3883.o -obj-$(CONFIG_PCIE_LANTIQ) += ifxmips_pcie_phy.o ifxmips_pcie.o fixup-lantiq-pcie.o +obj-$(CONFIG_PCIE_LANTIQ) += ifxmips_pcie.o fixup-lantiq-pcie.o obj-$(CONFIG_PCIE_LANTIQ_MSI) += pcie-lantiq-msi.o - obj-$(CONFIG_TANBAC_TB0219) += fixup-tb0219.o - obj-$(CONFIG_TANBAC_TB0226) += fixup-tb0226.o + obj-$(CONFIG_SOC_TX4927) += pci-tx4927.o + obj-$(CONFIG_SOC_TX4938) += pci-tx4938.o --- a/arch/mips/pci/ifxmips_pcie.c +++ b/arch/mips/pci/ifxmips_pcie.c @@ -16,8 +16,15 @@ diff --git a/target/linux/lantiq/patches-6.1/0152-lantiq-VPE.patch b/target/linux/lantiq/patches-6.1/0152-lantiq-VPE.patch index 2395261ff1..51810fe924 100644 --- a/target/linux/lantiq/patches-6.1/0152-lantiq-VPE.patch +++ b/target/linux/lantiq/patches-6.1/0152-lantiq-VPE.patch @@ -15,7 +15,7 @@ Signed-off-by: Stefan Koch --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig -@@ -2433,6 +2433,12 @@ config MIPS_VPE_LOADER +@@ -2306,6 +2306,12 @@ config MIPS_VPE_LOADER Includes a loader for loading an elf relocatable object onto another VPE and running it. @@ -30,7 +30,7 @@ Signed-off-by: Stefan Koch default "y" --- a/arch/mips/include/asm/mipsmtregs.h +++ b/arch/mips/include/asm/mipsmtregs.h -@@ -32,6 +32,9 @@ +@@ -31,6 +31,9 @@ #define read_c0_vpeconf1() __read_32bit_c0_register($1, 3) #define write_c0_vpeconf1(val) __write_32bit_c0_register($1, 3, val) @@ -40,7 +40,7 @@ Signed-off-by: Stefan Koch #define read_c0_tcstatus() __read_32bit_c0_register($2, 1) #define write_c0_tcstatus(val) __write_32bit_c0_register($2, 1, val) -@@ -378,6 +381,8 @@ do { \ +@@ -377,6 +380,8 @@ do { \ #define write_vpe_c0_vpeconf0(val) mttc0(1, 2, val) #define read_vpe_c0_vpeconf1() mftc0(1, 3) #define write_vpe_c0_vpeconf1(val) mttc0(1, 3, val) @@ -51,7 +51,7 @@ Signed-off-by: Stefan Koch #define read_vpe_c0_status() mftc0(12, 0) --- a/arch/mips/include/asm/vpe.h +++ b/arch/mips/include/asm/vpe.h -@@ -123,4 +123,13 @@ void cleanup_tc(struct tc *tc); +@@ -124,4 +124,13 @@ void cleanup_tc(struct tc *tc); int __init vpe_module_init(void); void __exit vpe_module_exit(void); @@ -67,7 +67,7 @@ Signed-off-by: Stefan Koch #endif /* _ASM_VPE_H */ --- a/arch/mips/kernel/vpe-mt.c +++ b/arch/mips/kernel/vpe-mt.c -@@ -415,6 +415,8 @@ int __init vpe_module_init(void) +@@ -416,6 +416,8 @@ int __init vpe_module_init(void) } v->ntcs = hw_tcs - aprp_cpu_index(); @@ -76,7 +76,7 @@ Signed-off-by: Stefan Koch /* add the tc to the list of this vpe's tc's. */ list_add(&t->tc, &v->tc); -@@ -518,3 +520,47 @@ void __exit vpe_module_exit(void) +@@ -519,3 +521,47 @@ void __exit vpe_module_exit(void) release_vpe(v); } } @@ -170,9 +170,9 @@ Signed-off-by: Stefan Koch { --- a/arch/mips/lantiq/prom.c +++ b/arch/mips/lantiq/prom.c -@@ -28,10 +28,14 @@ EXPORT_SYMBOL_GPL(ebu_lock); - */ - static struct ltq_soc_info soc_info; +@@ -42,10 +42,14 @@ extern const struct plat_smp_ops vsmp_sm + static struct plat_smp_ops lantiq_smp_ops; + #endif +/* for Multithreading (APRP), vpe.c will use it */ +unsigned long cp0_memsize; diff --git a/target/linux/lantiq/patches-6.1/0155-lantiq-VPE-nosmp.patch b/target/linux/lantiq/patches-6.1/0155-lantiq-VPE-nosmp.patch index 6426ee717b..015acabcfe 100644 --- a/target/linux/lantiq/patches-6.1/0155-lantiq-VPE-nosmp.patch +++ b/target/linux/lantiq/patches-6.1/0155-lantiq-VPE-nosmp.patch @@ -10,7 +10,7 @@ Signed-off-by: Stefan Koch --- a/arch/mips/kernel/vpe-mt.c +++ b/arch/mips/kernel/vpe-mt.c -@@ -130,7 +130,10 @@ int vpe_run(struct vpe *v) +@@ -131,7 +131,10 @@ int vpe_run(struct vpe *v) * kernels need to turn it on, even if that wasn't the pre-dvpe() state. */ #ifdef CONFIG_SMP diff --git a/target/linux/lantiq/patches-6.1/0301-xrx200-add-gphy-clk-src-device-tree-binding.patch b/target/linux/lantiq/patches-6.1/0301-xrx200-add-gphy-clk-src-device-tree-binding.patch index 6dacba56d5..e46790b2c3 100644 --- a/target/linux/lantiq/patches-6.1/0301-xrx200-add-gphy-clk-src-device-tree-binding.patch +++ b/target/linux/lantiq/patches-6.1/0301-xrx200-add-gphy-clk-src-device-tree-binding.patch @@ -31,7 +31,7 @@ Signed-off-by: Mathias Kresin /* bring up all register ranges that we need for basic system control */ void __init ltq_soc_init(void) { -@@ -605,4 +619,6 @@ void __init ltq_soc_init(void) +@@ -609,4 +623,6 @@ void __init ltq_soc_init(void) clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0); } usb_set_clock(); diff --git a/target/linux/lantiq/patches-6.1/0310-v5.16-MIPS-lantiq-dma-make-the-burst-length-configurable-b.patch b/target/linux/lantiq/patches-6.1/0310-v5.16-MIPS-lantiq-dma-make-the-burst-length-configurable-b.patch deleted file mode 100644 index 4f3210a6c3..0000000000 --- a/target/linux/lantiq/patches-6.1/0310-v5.16-MIPS-lantiq-dma-make-the-burst-length-configurable-b.patch +++ /dev/null @@ -1,86 +0,0 @@ -From 49293bbc50cb7d44223eb49e0f7cb38e7dac2361 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Tue, 14 Sep 2021 23:21:01 +0200 -Subject: [PATCH 4/5] MIPS: lantiq: dma: make the burst length configurable by - the drivers - -Make the burst length configurable by the drivers. - -Signed-off-by: Aleksander Jan Bajkowski -Acked-by: Hauke Mehrtens -Signed-off-by: David S. Miller ---- - .../include/asm/mach-lantiq/xway/xway_dma.h | 2 +- - arch/mips/lantiq/xway/dma.c | 38 ++++++++++++++++--- - 2 files changed, 34 insertions(+), 6 deletions(-) - ---- a/arch/mips/include/asm/mach-lantiq/xway/xway_dma.h -+++ b/arch/mips/include/asm/mach-lantiq/xway/xway_dma.h -@@ -45,6 +45,6 @@ extern void ltq_dma_close(struct ltq_dma - extern void ltq_dma_alloc_tx(struct ltq_dma_channel *ch); - extern void ltq_dma_alloc_rx(struct ltq_dma_channel *ch); - extern void ltq_dma_free(struct ltq_dma_channel *ch); --extern void ltq_dma_init_port(int p); -+extern void ltq_dma_init_port(int p, int tx_burst, int rx_burst); - - #endif ---- a/arch/mips/lantiq/xway/dma.c -+++ b/arch/mips/lantiq/xway/dma.c -@@ -182,7 +182,7 @@ ltq_dma_free(struct ltq_dma_channel *ch) - EXPORT_SYMBOL_GPL(ltq_dma_free); - - void --ltq_dma_init_port(int p) -+ltq_dma_init_port(int p, int tx_burst, int rx_burst) - { - ltq_dma_w32(p, LTQ_DMA_PS); - switch (p) { -@@ -191,16 +191,44 @@ ltq_dma_init_port(int p) - * Tell the DMA engine to swap the endianness of data frames and - * drop packets if the channel arbitration fails. - */ -- ltq_dma_w32_mask(0, DMA_ETOP_ENDIANNESS | DMA_PDEN, -+ ltq_dma_w32_mask(0, (DMA_ETOP_ENDIANNESS | DMA_PDEN), - LTQ_DMA_PCTRL); - break; - -- case DMA_PORT_DEU: -- ltq_dma_w32((DMA_PCTRL_2W_BURST << DMA_TX_BURST_SHIFT) | -- (DMA_PCTRL_2W_BURST << DMA_RX_BURST_SHIFT), -+ default: -+ break; -+ } -+ -+ switch (rx_burst) { -+ case 8: -+ ltq_dma_w32_mask(0x0c, (DMA_PCTRL_8W_BURST << DMA_RX_BURST_SHIFT), - LTQ_DMA_PCTRL); - break; -+ case 4: -+ ltq_dma_w32_mask(0x0c, (DMA_PCTRL_4W_BURST << DMA_RX_BURST_SHIFT), -+ LTQ_DMA_PCTRL); -+ break; -+ case 2: -+ ltq_dma_w32_mask(0x0c, (DMA_PCTRL_2W_BURST << DMA_RX_BURST_SHIFT), -+ LTQ_DMA_PCTRL); -+ break; -+ default: -+ break; -+ } - -+ switch (tx_burst) { -+ case 8: -+ ltq_dma_w32_mask(0x30, (DMA_PCTRL_8W_BURST << DMA_TX_BURST_SHIFT), -+ LTQ_DMA_PCTRL); -+ break; -+ case 4: -+ ltq_dma_w32_mask(0x30, (DMA_PCTRL_4W_BURST << DMA_TX_BURST_SHIFT), -+ LTQ_DMA_PCTRL); -+ break; -+ case 2: -+ ltq_dma_w32_mask(0x30, (DMA_PCTRL_2W_BURST << DMA_TX_BURST_SHIFT), -+ LTQ_DMA_PCTRL); -+ break; - default: - break; - } diff --git a/target/linux/lantiq/patches-6.1/0320-v6.1-MIPS-lantiq-enable-all-hardware-interrupts-on-second.patch b/target/linux/lantiq/patches-6.1/0320-v6.1-MIPS-lantiq-enable-all-hardware-interrupts-on-second.patch deleted file mode 100644 index d98664c478..0000000000 --- a/target/linux/lantiq/patches-6.1/0320-v6.1-MIPS-lantiq-enable-all-hardware-interrupts-on-second.patch +++ /dev/null @@ -1,87 +0,0 @@ -From 730320fd770d4114a2ecb6fb223dcc8c3cecdc5b Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Wed, 21 Sep 2022 22:59:44 +0200 -Subject: [PATCH] MIPS: lantiq: enable all hardware interrupts on second VPE - -This patch is needed to handle interrupts by the second VPE on the Lantiq -ARX100, xRX200, xRX300 and xRX330 SoCs. Switching some ICU interrupts to -the second VPE results in a hang. Currently, the vsmp_init_secondary() -function is responsible for enabling these interrupts. It only enables -Malta-specific interrupts (SW0, SW1, HW4 and HW5). - -The MIPS core has 8 interrupts defined. On Lantiq SoCs, hardware -interrupts are wired to an ICU instance. Each VPE has an independent -instance of the ICU. The mapping of the ICU interrupts is shown below: -SW0(IP0) - IPI call, -SW1(IP1) - IPI resched, -HW0(IP2) - ICU 0-31, -HW1(IP3) - ICU 32-63, -HW2(IP4) - ICU 64-95, -HW3(IP5) - ICU 96-127, -HW4(IP6) - ICU 128-159, -HW5(IP7) - timer. - -This patch enables all interrupt lines on the second VPE. - -This problem affects multithreaded SoCs with a custom interrupt controller. -SOCs with 1004Kc core and newer use the MIPS GIC. At this point, I am aware -that the Realtek RTL839x and RTL930x SoCs may need a similar fix. In the -future, this may be replaced with some generic solution. - -Tested on Lantiq xRX200. - -Suggested-by: Thomas Bogendoerfer -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: Thomas Bogendoerfer ---- - arch/mips/lantiq/prom.c | 26 ++++++++++++++++++++++++-- - 1 file changed, 24 insertions(+), 2 deletions(-) - ---- a/arch/mips/lantiq/prom.c -+++ b/arch/mips/lantiq/prom.c -@@ -31,6 +31,14 @@ static struct ltq_soc_info soc_info; - /* for Multithreading (APRP), vpe.c will use it */ - unsigned long cp0_memsize; - -+/* -+ * These structs are used to override vsmp_init_secondary() -+ */ -+#if defined(CONFIG_MIPS_MT_SMP) -+extern const struct plat_smp_ops vsmp_smp_ops; -+static struct plat_smp_ops lantiq_smp_ops; -+#endif -+ - const char *get_system_type(void) - { - return soc_info.sys_type; -@@ -87,6 +95,17 @@ void __init device_tree_init(void) - unflatten_and_copy_device_tree(); - } - -+#if defined(CONFIG_MIPS_MT_SMP) -+static void lantiq_init_secondary(void) -+{ -+ /* -+ * MIPS CPU startup function vsmp_init_secondary() will only -+ * enable some of the interrupts for the second CPU/VPE. -+ */ -+ set_c0_status(ST0_IM); -+} -+#endif -+ - void __init prom_init(void) - { - /* call the soc specific detetcion code and get it to fill soc_info */ -@@ -98,7 +117,10 @@ void __init prom_init(void) - prom_init_cmdline(); - - #if defined(CONFIG_MIPS_MT_SMP) -- if (register_vsmp_smp_ops()) -- panic("failed to register_vsmp_smp_ops()"); -+ if (cpu_has_mipsmt) { -+ lantiq_smp_ops = vsmp_smp_ops; -+ lantiq_smp_ops.init_secondary = lantiq_init_secondary; -+ register_smp_ops(&lantiq_smp_ops); -+ } - #endif - } diff --git a/target/linux/lantiq/patches-6.1/0321-v6.8-MIPS-lantiq-register-smp_ops-on-non-smp-platforms.patch b/target/linux/lantiq/patches-6.1/0321-v6.8-MIPS-lantiq-register-smp_ops-on-non-smp-platforms.patch deleted file mode 100644 index 1acf73b2d5..0000000000 --- a/target/linux/lantiq/patches-6.1/0321-v6.8-MIPS-lantiq-register-smp_ops-on-non-smp-platforms.patch +++ /dev/null @@ -1,34 +0,0 @@ -From 4bf2a626dc4bb46f0754d8ac02ec8584ff114ad5 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Mon, 22 Jan 2024 19:47:09 +0100 -Subject: [PATCH] MIPS: lantiq: register smp_ops on non-smp platforms - -Lantiq uses a common kernel config for devices with 24Kc and 34Kc cores. -The changes made previously to add support for interrupts on all cores -work on 24Kc platforms with SMP disabled and 34Kc platforms with SMP -enabled. This patch fixes boot issues on Danube (single core 24Kc) with -SMP enabled. - -Fixes: 730320fd770d ("MIPS: lantiq: enable all hardware interrupts on second VPE") -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: Thomas Bogendoerfer ---- - arch/mips/lantiq/prom.c | 7 +++---- - 1 file changed, 3 insertions(+), 4 deletions(-) - ---- a/arch/mips/lantiq/prom.c -+++ b/arch/mips/lantiq/prom.c -@@ -117,10 +117,9 @@ void __init prom_init(void) - prom_init_cmdline(); - - #if defined(CONFIG_MIPS_MT_SMP) -- if (cpu_has_mipsmt) { -- lantiq_smp_ops = vsmp_smp_ops; -+ lantiq_smp_ops = vsmp_smp_ops; -+ if (cpu_has_mipsmt) - lantiq_smp_ops.init_secondary = lantiq_init_secondary; -- register_smp_ops(&lantiq_smp_ops); -- } -+ register_smp_ops(&lantiq_smp_ops); - #endif - } diff --git a/target/linux/lantiq/patches-6.1/0701-NET-lantiq-etop-of-mido.patch b/target/linux/lantiq/patches-6.1/0701-NET-lantiq-etop-of-mido.patch index 7e49b47e02..19c027b9f8 100644 --- a/target/linux/lantiq/patches-6.1/0701-NET-lantiq-etop-of-mido.patch +++ b/target/linux/lantiq/patches-6.1/0701-NET-lantiq-etop-of-mido.patch @@ -10,7 +10,7 @@ Signed-off-by: Johann Neuhauser --- a/drivers/net/ethernet/lantiq_etop.c +++ b/drivers/net/ethernet/lantiq_etop.c -@@ -30,6 +30,7 @@ +@@ -31,6 +31,7 @@ #include #include #include @@ -18,7 +18,7 @@ Signed-off-by: Johann Neuhauser #include -@@ -553,7 +554,8 @@ static int +@@ -558,7 +559,8 @@ static int ltq_etop_mdio_init(struct net_device *dev) { struct ltq_etop_priv *priv = netdev_priv(dev); @@ -28,10 +28,10 @@ Signed-off-by: Johann Neuhauser priv->mii_bus = mdiobus_alloc(); if (!priv->mii_bus) { -@@ -573,7 +575,15 @@ ltq_etop_mdio_init(struct net_device *de +@@ -578,7 +580,15 @@ ltq_etop_mdio_init(struct net_device *de priv->mii_bus->name = "ltq_mii"; snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s-%x", - priv->pdev->name, priv->pdev->id); + priv->pdev->name, priv->pdev->id); - if (mdiobus_register(priv->mii_bus)) { + + mdio_np = of_get_child_by_name(priv->pdev->dev.of_node, "mdio-bus"); diff --git a/target/linux/lantiq/patches-6.1/0702-v5.16-net-lantiq-add-support-for-jumbo-frames.patch b/target/linux/lantiq/patches-6.1/0702-v5.16-net-lantiq-add-support-for-jumbo-frames.patch deleted file mode 100644 index 4a4109c772..0000000000 --- a/target/linux/lantiq/patches-6.1/0702-v5.16-net-lantiq-add-support-for-jumbo-frames.patch +++ /dev/null @@ -1,145 +0,0 @@ -From 998ac358019e491217e752bc6dcbb3afb2a6fa3e Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Sun, 19 Sep 2021 20:24:28 +0200 -Subject: [PATCH] net: lantiq: add support for jumbo frames - -Add support for jumbo frames. Full support for jumbo frames requires -changes in the DSA switch driver (lantiq_gswip.c). - -Tested on BT Hone Hub 5A. - -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: David S. Miller ---- - drivers/net/ethernet/lantiq_xrx200.c | 64 +++++++++++++++++++++++++--- - 1 file changed, 57 insertions(+), 7 deletions(-) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -14,13 +14,15 @@ - #include - #include - -+#include -+ - #include - #include - - #include - - /* DMA */ --#define XRX200_DMA_DATA_LEN 0x600 -+#define XRX200_DMA_DATA_LEN (SZ_64K - 1) - #define XRX200_DMA_RX 0 - #define XRX200_DMA_TX 1 - -@@ -106,7 +108,8 @@ static void xrx200_flush_dma(struct xrx2 - break; - - desc->ctl = LTQ_DMA_OWN | LTQ_DMA_RX_OFFSET(NET_IP_ALIGN) | -- XRX200_DMA_DATA_LEN; -+ (ch->priv->net_dev->mtu + VLAN_ETH_HLEN + -+ ETH_FCS_LEN); - ch->dma.desc++; - ch->dma.desc %= LTQ_DESC_NUM; - } -@@ -154,19 +157,20 @@ static int xrx200_close(struct net_devic - - static int xrx200_alloc_skb(struct xrx200_chan *ch) - { -+ int len = ch->priv->net_dev->mtu + VLAN_ETH_HLEN + ETH_FCS_LEN; - struct sk_buff *skb = ch->skb[ch->dma.desc]; - dma_addr_t mapping; - int ret = 0; - - ch->skb[ch->dma.desc] = netdev_alloc_skb_ip_align(ch->priv->net_dev, -- XRX200_DMA_DATA_LEN); -+ len); - if (!ch->skb[ch->dma.desc]) { - ret = -ENOMEM; - goto skip; - } - - mapping = dma_map_single(ch->priv->dev, ch->skb[ch->dma.desc]->data, -- XRX200_DMA_DATA_LEN, DMA_FROM_DEVICE); -+ len, DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(ch->priv->dev, mapping))) { - dev_kfree_skb_any(ch->skb[ch->dma.desc]); - ch->skb[ch->dma.desc] = skb; -@@ -179,8 +183,7 @@ static int xrx200_alloc_skb(struct xrx20 - wmb(); - skip: - ch->dma.desc_base[ch->dma.desc].ctl = -- LTQ_DMA_OWN | LTQ_DMA_RX_OFFSET(NET_IP_ALIGN) | -- XRX200_DMA_DATA_LEN; -+ LTQ_DMA_OWN | LTQ_DMA_RX_OFFSET(NET_IP_ALIGN) | len; - - return ret; - } -@@ -340,10 +343,57 @@ err_drop: - return NETDEV_TX_OK; - } - -+static int -+xrx200_change_mtu(struct net_device *net_dev, int new_mtu) -+{ -+ struct xrx200_priv *priv = netdev_priv(net_dev); -+ struct xrx200_chan *ch_rx = &priv->chan_rx; -+ int old_mtu = net_dev->mtu; -+ bool running = false; -+ struct sk_buff *skb; -+ int curr_desc; -+ int ret = 0; -+ -+ net_dev->mtu = new_mtu; -+ -+ if (new_mtu <= old_mtu) -+ return ret; -+ -+ running = netif_running(net_dev); -+ if (running) { -+ napi_disable(&ch_rx->napi); -+ ltq_dma_close(&ch_rx->dma); -+ } -+ -+ xrx200_poll_rx(&ch_rx->napi, LTQ_DESC_NUM); -+ curr_desc = ch_rx->dma.desc; -+ -+ for (ch_rx->dma.desc = 0; ch_rx->dma.desc < LTQ_DESC_NUM; -+ ch_rx->dma.desc++) { -+ skb = ch_rx->skb[ch_rx->dma.desc]; -+ ret = xrx200_alloc_skb(ch_rx); -+ if (ret) { -+ net_dev->mtu = old_mtu; -+ break; -+ } -+ dev_kfree_skb_any(skb); -+ } -+ -+ ch_rx->dma.desc = curr_desc; -+ if (running) { -+ napi_enable(&ch_rx->napi); -+ ltq_dma_open(&ch_rx->dma); -+ ltq_dma_enable_irq(&ch_rx->dma); -+ } -+ -+ return ret; -+} -+ - static const struct net_device_ops xrx200_netdev_ops = { - .ndo_open = xrx200_open, - .ndo_stop = xrx200_close, - .ndo_start_xmit = xrx200_start_xmit, -+ .ndo_change_mtu = xrx200_change_mtu, - .ndo_set_mac_address = eth_mac_addr, - .ndo_validate_addr = eth_validate_addr, - }; -@@ -453,7 +503,7 @@ static int xrx200_probe(struct platform_ - net_dev->netdev_ops = &xrx200_netdev_ops; - SET_NETDEV_DEV(net_dev, dev); - net_dev->min_mtu = ETH_ZLEN; -- net_dev->max_mtu = XRX200_DMA_DATA_LEN; -+ net_dev->max_mtu = XRX200_DMA_DATA_LEN - VLAN_ETH_HLEN - ETH_FCS_LEN; - - /* load the memory ranges */ - priv->pmac_reg = devm_platform_get_and_ioremap_resource(pdev, 0, NULL); diff --git a/target/linux/lantiq/patches-6.1/0703-v5.16-net-lantiq_xrx200-increase-buffer-reservation.patch b/target/linux/lantiq/patches-6.1/0703-v5.16-net-lantiq_xrx200-increase-buffer-reservation.patch deleted file mode 100644 index c197b1a1c9..0000000000 --- a/target/linux/lantiq/patches-6.1/0703-v5.16-net-lantiq_xrx200-increase-buffer-reservation.patch +++ /dev/null @@ -1,122 +0,0 @@ -From 1488fc204568f707fe2a42a913788c00a95af30e Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Fri, 17 Dec 2021 01:07:40 +0100 -Subject: [PATCH] net: lantiq_xrx200: increase buffer reservation - -If the user sets a lower mtu on the CPU port than on the switch, -then DMA inserts a few more bytes into the buffer than expected. -In the worst case, it may exceed the size of the buffer. The -experiments showed that the buffer should be a multiple of the -burst length value. This patch rounds the length of the rx buffer -upwards and fixes this bug. The reservation of FCS space in the -buffer has been removed as PMAC strips the FCS. - -Fixes: 998ac358019e ("net: lantiq: add support for jumbo frames") -Reported-by: Thomas Nixon -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: Jakub Kicinski ---- - drivers/net/ethernet/lantiq_xrx200.c | 34 ++++++++++++++++++++-------- - 1 file changed, 24 insertions(+), 10 deletions(-) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -70,6 +70,8 @@ struct xrx200_priv { - struct xrx200_chan chan_tx; - struct xrx200_chan chan_rx; - -+ u16 rx_buf_size; -+ - struct net_device *net_dev; - struct device *dev; - -@@ -96,6 +98,16 @@ static void xrx200_pmac_mask(struct xrx2 - xrx200_pmac_w32(priv, val, offset); - } - -+static int xrx200_max_frame_len(int mtu) -+{ -+ return VLAN_ETH_HLEN + mtu; -+} -+ -+static int xrx200_buffer_size(int mtu) -+{ -+ return round_up(xrx200_max_frame_len(mtu), 4 * XRX200_DMA_BURST_LEN); -+} -+ - /* drop all the packets from the DMA ring */ - static void xrx200_flush_dma(struct xrx200_chan *ch) - { -@@ -108,8 +120,7 @@ static void xrx200_flush_dma(struct xrx2 - break; - - desc->ctl = LTQ_DMA_OWN | LTQ_DMA_RX_OFFSET(NET_IP_ALIGN) | -- (ch->priv->net_dev->mtu + VLAN_ETH_HLEN + -- ETH_FCS_LEN); -+ ch->priv->rx_buf_size; - ch->dma.desc++; - ch->dma.desc %= LTQ_DESC_NUM; - } -@@ -157,21 +168,21 @@ static int xrx200_close(struct net_devic - - static int xrx200_alloc_skb(struct xrx200_chan *ch) - { -- int len = ch->priv->net_dev->mtu + VLAN_ETH_HLEN + ETH_FCS_LEN; - struct sk_buff *skb = ch->skb[ch->dma.desc]; -+ struct xrx200_priv *priv = ch->priv; - dma_addr_t mapping; - int ret = 0; - -- ch->skb[ch->dma.desc] = netdev_alloc_skb_ip_align(ch->priv->net_dev, -- len); -+ ch->skb[ch->dma.desc] = netdev_alloc_skb_ip_align(priv->net_dev, -+ priv->rx_buf_size); - if (!ch->skb[ch->dma.desc]) { - ret = -ENOMEM; - goto skip; - } - -- mapping = dma_map_single(ch->priv->dev, ch->skb[ch->dma.desc]->data, -- len, DMA_FROM_DEVICE); -- if (unlikely(dma_mapping_error(ch->priv->dev, mapping))) { -+ mapping = dma_map_single(priv->dev, ch->skb[ch->dma.desc]->data, -+ priv->rx_buf_size, DMA_FROM_DEVICE); -+ if (unlikely(dma_mapping_error(priv->dev, mapping))) { - dev_kfree_skb_any(ch->skb[ch->dma.desc]); - ch->skb[ch->dma.desc] = skb; - ret = -ENOMEM; -@@ -183,7 +194,7 @@ static int xrx200_alloc_skb(struct xrx20 - wmb(); - skip: - ch->dma.desc_base[ch->dma.desc].ctl = -- LTQ_DMA_OWN | LTQ_DMA_RX_OFFSET(NET_IP_ALIGN) | len; -+ LTQ_DMA_OWN | LTQ_DMA_RX_OFFSET(NET_IP_ALIGN) | priv->rx_buf_size; - - return ret; - } -@@ -355,6 +366,7 @@ xrx200_change_mtu(struct net_device *net - int ret = 0; - - net_dev->mtu = new_mtu; -+ priv->rx_buf_size = xrx200_buffer_size(new_mtu); - - if (new_mtu <= old_mtu) - return ret; -@@ -374,6 +386,7 @@ xrx200_change_mtu(struct net_device *net - ret = xrx200_alloc_skb(ch_rx); - if (ret) { - net_dev->mtu = old_mtu; -+ priv->rx_buf_size = xrx200_buffer_size(old_mtu); - break; - } - dev_kfree_skb_any(skb); -@@ -503,7 +516,8 @@ static int xrx200_probe(struct platform_ - net_dev->netdev_ops = &xrx200_netdev_ops; - SET_NETDEV_DEV(net_dev, dev); - net_dev->min_mtu = ETH_ZLEN; -- net_dev->max_mtu = XRX200_DMA_DATA_LEN - VLAN_ETH_HLEN - ETH_FCS_LEN; -+ net_dev->max_mtu = XRX200_DMA_DATA_LEN - xrx200_max_frame_len(0); -+ priv->rx_buf_size = xrx200_buffer_size(ETH_DATA_LEN); - - /* load the memory ranges */ - priv->pmac_reg = devm_platform_get_and_ioremap_resource(pdev, 0, NULL); diff --git a/target/linux/lantiq/patches-6.1/0704-v5.17-net-lantiq_xrx200-add-ingress-SG-DMA-support.patch b/target/linux/lantiq/patches-6.1/0704-v5.17-net-lantiq_xrx200-add-ingress-SG-DMA-support.patch deleted file mode 100644 index f2c36952fc..0000000000 --- a/target/linux/lantiq/patches-6.1/0704-v5.17-net-lantiq_xrx200-add-ingress-SG-DMA-support.patch +++ /dev/null @@ -1,104 +0,0 @@ -From c3e6b2c35b34214c58c1e90d65dab5f5393608e7 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Mon, 3 Jan 2022 20:43:16 +0100 -Subject: [PATCH] net: lantiq_xrx200: add ingress SG DMA support - -This patch adds support for scatter gather DMA. DMA in PMAC splits -the packet into several buffers when the MTU on the CPU port is -less than the MTU of the switch. The first buffer starts at an -offset of NET_IP_ALIGN. In subsequent buffers, dma ignores the -offset. Thanks to this patch, the user can still connect to the -device in such a situation. For normal configurations, the patch -has no effect on performance. - -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: David S. Miller ---- - drivers/net/ethernet/lantiq_xrx200.c | 47 +++++++++++++++++++++++----- - 1 file changed, 40 insertions(+), 7 deletions(-) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -26,6 +26,9 @@ - #define XRX200_DMA_RX 0 - #define XRX200_DMA_TX 1 - -+#define XRX200_DMA_PACKET_COMPLETE 0 -+#define XRX200_DMA_PACKET_IN_PROGRESS 1 -+ - /* cpu port mac */ - #define PMAC_RX_IPG 0x0024 - #define PMAC_RX_IPG_MASK 0xf -@@ -61,6 +64,9 @@ struct xrx200_chan { - struct ltq_dma_channel dma; - struct sk_buff *skb[LTQ_DESC_NUM]; - -+ struct sk_buff *skb_head; -+ struct sk_buff *skb_tail; -+ - struct xrx200_priv *priv; - }; - -@@ -204,7 +210,8 @@ static int xrx200_hw_receive(struct xrx2 - struct xrx200_priv *priv = ch->priv; - struct ltq_dma_desc *desc = &ch->dma.desc_base[ch->dma.desc]; - struct sk_buff *skb = ch->skb[ch->dma.desc]; -- int len = (desc->ctl & LTQ_DMA_SIZE_MASK); -+ u32 ctl = desc->ctl; -+ int len = (ctl & LTQ_DMA_SIZE_MASK); - struct net_device *net_dev = priv->net_dev; - int ret; - -@@ -220,12 +227,36 @@ static int xrx200_hw_receive(struct xrx2 - } - - skb_put(skb, len); -- skb->protocol = eth_type_trans(skb, net_dev); -- netif_receive_skb(skb); -- net_dev->stats.rx_packets++; -- net_dev->stats.rx_bytes += len; - -- return 0; -+ /* add buffers to skb via skb->frag_list */ -+ if (ctl & LTQ_DMA_SOP) { -+ ch->skb_head = skb; -+ ch->skb_tail = skb; -+ } else if (ch->skb_head) { -+ if (ch->skb_head == ch->skb_tail) -+ skb_shinfo(ch->skb_tail)->frag_list = skb; -+ else -+ ch->skb_tail->next = skb; -+ ch->skb_tail = skb; -+ skb_reserve(ch->skb_tail, -NET_IP_ALIGN); -+ ch->skb_head->len += skb->len; -+ ch->skb_head->data_len += skb->len; -+ ch->skb_head->truesize += skb->truesize; -+ } -+ -+ if (ctl & LTQ_DMA_EOP) { -+ ch->skb_head->protocol = eth_type_trans(ch->skb_head, net_dev); -+ netif_receive_skb(ch->skb_head); -+ net_dev->stats.rx_packets++; -+ net_dev->stats.rx_bytes += ch->skb_head->len; -+ ch->skb_head = NULL; -+ ch->skb_tail = NULL; -+ ret = XRX200_DMA_PACKET_COMPLETE; -+ } else { -+ ret = XRX200_DMA_PACKET_IN_PROGRESS; -+ } -+ -+ return ret; - } - - static int xrx200_poll_rx(struct napi_struct *napi, int budget) -@@ -240,7 +271,9 @@ static int xrx200_poll_rx(struct napi_st - - if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) == LTQ_DMA_C) { - ret = xrx200_hw_receive(ch); -- if (ret) -+ if (ret == XRX200_DMA_PACKET_IN_PROGRESS) -+ continue; -+ if (ret != XRX200_DMA_PACKET_COMPLETE) - return ret; - rx++; - } else { diff --git a/target/linux/lantiq/patches-6.1/0706-v5.18-net-lantiq-enable-jumbo-frames-on-GSWIP.patch b/target/linux/lantiq/patches-6.1/0706-v5.18-net-lantiq-enable-jumbo-frames-on-GSWIP.patch deleted file mode 100644 index 22aa2eea6e..0000000000 --- a/target/linux/lantiq/patches-6.1/0706-v5.18-net-lantiq-enable-jumbo-frames-on-GSWIP.patch +++ /dev/null @@ -1,127 +0,0 @@ -From c40bb4fedcd6b8b6a714da5dd466eb88ed2652d1 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Wed, 9 Mar 2022 00:04:57 +0100 -Subject: net: dsa: lantiq_gswip: enable jumbo frames on GSWIP - -This enables non-standard MTUs on a per-port basis, with the overall -frame size set based on the CPU port. - -When the MTU is not changed, this should have no effect. - -Long packets crash the switch with MTUs of greater than 2526, so the -maximum is limited for now. Medium packets are sometimes dropped (e.g. -TCP over 2477, UDP over 2516-2519, ICMP over 2526), Hence an MTU value -of 2400 seems safe. - -Signed-off-by: Thomas Nixon -Signed-off-by: Aleksander Jan Bajkowski -Link: https://lore.kernel.org/r/20220308230457.1599237-1-olek2@wp.pl -Signed-off-by: Jakub Kicinski ---- - drivers/net/dsa/lantiq_gswip.c | 53 ++++++++++++++++++++++++++++++++++++++---- - 1 file changed, 49 insertions(+), 4 deletions(-) - ---- a/drivers/net/dsa/lantiq_gswip.c -+++ b/drivers/net/dsa/lantiq_gswip.c -@@ -213,6 +213,7 @@ - #define GSWIP_MAC_CTRL_0_GMII_MII 0x0001 - #define GSWIP_MAC_CTRL_0_GMII_RGMII 0x0002 - #define GSWIP_MAC_CTRL_2p(p) (0x905 + ((p) * 0xC)) -+#define GSWIP_MAC_CTRL_2_LCHKL BIT(2) /* Frame Length Check Long Enable */ - #define GSWIP_MAC_CTRL_2_MLEN BIT(3) /* Maximum Untagged Frame Lnegth */ - - /* Ethernet Switch Fetch DMA Port Control Register */ -@@ -239,6 +240,15 @@ - - #define XRX200_GPHY_FW_ALIGN (16 * 1024) - -+/* Maximum packet size supported by the switch. In theory this should be 10240, -+ * but long packets currently cause lock-ups with an MTU of over 2526. Medium -+ * packets are sometimes dropped (e.g. TCP over 2477, UDP over 2516-2519, ICMP -+ * over 2526), hence an MTU value of 2400 seems safe. This issue only affects -+ * packet reception. This is probably caused by the PPA engine, which is on the -+ * RX part of the device. Packet transmission works properly up to 10240. -+ */ -+#define GSWIP_MAX_PACKET_LENGTH 2400 -+ - struct gswip_hw_info { - int max_ports; - int cpu_port; -@@ -846,10 +856,6 @@ static int gswip_setup(struct dsa_switch - gswip_switch_mask(priv, 0, GSWIP_PCE_PCTRL_0_INGRESS, - GSWIP_PCE_PCTRL_0p(cpu_port)); - -- gswip_switch_mask(priv, 0, GSWIP_MAC_CTRL_2_MLEN, -- GSWIP_MAC_CTRL_2p(cpu_port)); -- gswip_switch_w(priv, VLAN_ETH_FRAME_LEN + 8 + ETH_FCS_LEN, -- GSWIP_MAC_FLEN); - gswip_switch_mask(priv, 0, GSWIP_BM_QUEUE_GCTRL_GL_MOD, - GSWIP_BM_QUEUE_GCTRL); - -@@ -866,6 +872,8 @@ static int gswip_setup(struct dsa_switch - return err; - } - -+ ds->mtu_enforcement_ingress = true; -+ - gswip_port_enable(ds, cpu_port, NULL); - - ds->configure_vlan_while_not_filtering = false; -@@ -1456,6 +1464,39 @@ static void gswip_phylink_set_capab(unsi - linkmode_and(state->advertising, state->advertising, mask); - } - -+static int gswip_port_max_mtu(struct dsa_switch *ds, int port) -+{ -+ /* Includes 8 bytes for special header. */ -+ return GSWIP_MAX_PACKET_LENGTH - VLAN_ETH_HLEN - ETH_FCS_LEN; -+} -+ -+static int gswip_port_change_mtu(struct dsa_switch *ds, int port, int new_mtu) -+{ -+ struct gswip_priv *priv = ds->priv; -+ int cpu_port = priv->hw_info->cpu_port; -+ -+ /* CPU port always has maximum mtu of user ports, so use it to set -+ * switch frame size, including 8 byte special header. -+ */ -+ if (port == cpu_port) { -+ new_mtu += 8; -+ gswip_switch_w(priv, VLAN_ETH_HLEN + new_mtu + ETH_FCS_LEN, -+ GSWIP_MAC_FLEN); -+ } -+ -+ /* Enable MLEN for ports with non-standard MTUs, including the special -+ * header on the CPU port added above. -+ */ -+ if (new_mtu != ETH_DATA_LEN) -+ gswip_switch_mask(priv, 0, GSWIP_MAC_CTRL_2_MLEN, -+ GSWIP_MAC_CTRL_2p(port)); -+ else -+ gswip_switch_mask(priv, GSWIP_MAC_CTRL_2_MLEN, 0, -+ GSWIP_MAC_CTRL_2p(port)); -+ -+ return 0; -+} -+ - static void gswip_xrx200_phylink_validate(struct dsa_switch *ds, int port, - unsigned long *supported, - struct phylink_link_state *state) -@@ -1812,6 +1853,8 @@ static const struct dsa_switch_ops gswip - .port_fdb_add = gswip_port_fdb_add, - .port_fdb_del = gswip_port_fdb_del, - .port_fdb_dump = gswip_port_fdb_dump, -+ .port_change_mtu = gswip_port_change_mtu, -+ .port_max_mtu = gswip_port_max_mtu, - .phylink_validate = gswip_xrx200_phylink_validate, - .phylink_mac_config = gswip_phylink_mac_config, - .phylink_mac_link_down = gswip_phylink_mac_link_down, -@@ -1836,6 +1879,8 @@ static const struct dsa_switch_ops gswip - .port_fdb_add = gswip_port_fdb_add, - .port_fdb_del = gswip_port_fdb_del, - .port_fdb_dump = gswip_port_fdb_dump, -+ .port_change_mtu = gswip_port_change_mtu, -+ .port_max_mtu = gswip_port_max_mtu, - .phylink_validate = gswip_xrx300_phylink_validate, - .phylink_mac_config = gswip_phylink_mac_config, - .phylink_mac_link_down = gswip_phylink_mac_link_down, diff --git a/target/linux/lantiq/patches-6.1/0710-v5.16-net-lantiq-configure-the-burst-length-in-ethernet-dr.patch b/target/linux/lantiq/patches-6.1/0710-v5.16-net-lantiq-configure-the-burst-length-in-ethernet-dr.patch deleted file mode 100644 index 818fa811e9..0000000000 --- a/target/linux/lantiq/patches-6.1/0710-v5.16-net-lantiq-configure-the-burst-length-in-ethernet-dr.patch +++ /dev/null @@ -1,126 +0,0 @@ -From 14d4e308e0aa0b78dc7a059716861a4380de3535 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Tue, 14 Sep 2021 23:21:02 +0200 -Subject: [PATCH 5/5] net: lantiq: configure the burst length in ethernet - drivers - -Configure the burst length in Ethernet drivers. This improves -Ethernet performance by 58%. According to the vendor BSP, -8W burst length is supported by ar9 and newer SoCs. - -The NAT benchmark results on xRX200 (Down/Up): -* 2W: 330 Mb/s -* 4W: 432 Mb/s 372 Mb/s -* 8W: 520 Mb/s 389 Mb/s - -Tested on xRX200 and xRX330. - -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: David S. Miller ---- - drivers/net/ethernet/lantiq_etop.c | 21 ++++++++++++++++++--- - drivers/net/ethernet/lantiq_xrx200.c | 21 ++++++++++++++++++--- - 2 files changed, 36 insertions(+), 6 deletions(-) - ---- a/drivers/net/ethernet/lantiq_etop.c -+++ b/drivers/net/ethernet/lantiq_etop.c -@@ -148,6 +148,9 @@ struct ltq_etop_priv { - struct ltq_etop_chan txch; - struct ltq_etop_chan rxch; - -+ int tx_burst_len; -+ int rx_burst_len; -+ - int tx_irq; - int rx_irq; - -@@ -399,7 +402,7 @@ ltq_etop_dma_init(struct net_device *dev - int rx = priv->rx_irq - LTQ_DMA_ETOP; - int err; - -- ltq_dma_init_port(DMA_PORT_ETOP); -+ ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, rx_burst_len); - - priv->txch.dma.nr = tx; - priv->txch.dma.dev = &priv->pdev->dev; -@@ -676,8 +679,8 @@ ltq_etop_tx(struct sk_buff *skb, struct - return NETDEV_TX_BUSY; - } - -- /* dma needs to start on a 16 byte aligned address */ -- byte_offset = CPHYSADDR(skb->data) % 16; -+ /* dma needs to start on a burst length value aligned address */ -+ byte_offset = CPHYSADDR(skb->data) % (priv->tx_burst_len * 4); - priv->txch.skb[priv->txch.dma.desc] = skb; - - netif_trans_update(dev); -@@ -925,6 +928,18 @@ static int ltq_etop_probe(struct platfor - spin_lock_init(&priv->lock); - SET_NETDEV_DEV(dev, &pdev->dev); - -+ err = device_property_read_u32(&pdev->dev, "lantiq,tx-burst-length", &priv->tx_burst_len); -+ if (err < 0) { -+ dev_err(&pdev->dev, "unable to read tx-burst-length property\n"); -+ return err; -+ } -+ -+ err = device_property_read_u32(&pdev->dev, "lantiq,rx-burst-length", &priv->rx_burst_len); -+ if (err < 0) { -+ dev_err(&pdev->dev, "unable to read rx-burst-length property\n"); -+ return err; -+ } -+ - netif_napi_add(dev, &priv->txch.napi, ltq_etop_poll_tx, 8); - netif_napi_add(dev, &priv->rxch.napi, ltq_etop_poll_rx, 32); - priv->txch.netdev = dev; ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -81,6 +81,9 @@ struct xrx200_priv { - struct net_device *net_dev; - struct device *dev; - -+ int tx_burst_len; -+ int rx_burst_len; -+ - __iomem void *pmac_reg; - }; - -@@ -363,8 +366,8 @@ static netdev_tx_t xrx200_start_xmit(str - if (unlikely(dma_mapping_error(priv->dev, mapping))) - goto err_drop; - -- /* dma needs to start on a 16 byte aligned address */ -- byte_offset = mapping % 16; -+ /* dma needs to start on a burst length value aligned address */ -+ byte_offset = mapping % (priv->tx_burst_len * 4); - - desc->addr = mapping - byte_offset; - /* Make sure the address is written before we give it to HW */ -@@ -465,7 +468,7 @@ static int xrx200_dma_init(struct xrx200 - int ret = 0; - int i; - -- ltq_dma_init_port(DMA_PORT_ETOP); -+ ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, rx_burst_len); - - ch_rx->dma.nr = XRX200_DMA_RX; - ch_rx->dma.dev = priv->dev; -@@ -575,6 +578,18 @@ static int xrx200_probe(struct platform_ - if (err) - eth_hw_addr_random(net_dev); - -+ err = device_property_read_u32(dev, "lantiq,tx-burst-length", &priv->tx_burst_len); -+ if (err < 0) { -+ dev_err(dev, "unable to read tx-burst-length property\n"); -+ return err; -+ } -+ -+ err = device_property_read_u32(dev, "lantiq,rx-burst-length", &priv->rx_burst_len); -+ if (err < 0) { -+ dev_err(dev, "unable to read rx-burst-length property\n"); -+ return err; -+ } -+ - /* bring up the dma engine and IP core */ - err = xrx200_dma_init(priv); - if (err) diff --git a/target/linux/lantiq/patches-6.1/0711-v5.16-net-lantiq_xrx200-Hardcode-the-burst-length-value.patch b/target/linux/lantiq/patches-6.1/0711-v5.16-net-lantiq_xrx200-Hardcode-the-burst-length-value.patch deleted file mode 100644 index e002f81d5a..0000000000 --- a/target/linux/lantiq/patches-6.1/0711-v5.16-net-lantiq_xrx200-Hardcode-the-burst-length-value.patch +++ /dev/null @@ -1,73 +0,0 @@ -From 7e553c44f09a8f536090904c6db5b8c9dbafa03b Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Tue, 26 Oct 2021 22:59:01 +0200 -Subject: [PATCH] net: lantiq_xrx200: Hardcode the burst length value - -All SoCs with this IP core support 8 burst length. Hauke -suggested to hardcode this value and simplify the driver. - -Link: https://lkml.org/lkml/2021/9/14/1533 -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: David S. Miller ---- - drivers/net/ethernet/lantiq_xrx200.c | 21 ++++----------------- - 1 file changed, 4 insertions(+), 17 deletions(-) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -25,6 +25,7 @@ - #define XRX200_DMA_DATA_LEN (SZ_64K - 1) - #define XRX200_DMA_RX 0 - #define XRX200_DMA_TX 1 -+#define XRX200_DMA_BURST_LEN 8 - - #define XRX200_DMA_PACKET_COMPLETE 0 - #define XRX200_DMA_PACKET_IN_PROGRESS 1 -@@ -81,9 +82,6 @@ struct xrx200_priv { - struct net_device *net_dev; - struct device *dev; - -- int tx_burst_len; -- int rx_burst_len; -- - __iomem void *pmac_reg; - }; - -@@ -367,7 +365,7 @@ static netdev_tx_t xrx200_start_xmit(str - goto err_drop; - - /* dma needs to start on a burst length value aligned address */ -- byte_offset = mapping % (priv->tx_burst_len * 4); -+ byte_offset = mapping % (XRX200_DMA_BURST_LEN * 4); - - desc->addr = mapping - byte_offset; - /* Make sure the address is written before we give it to HW */ -@@ -468,7 +466,8 @@ static int xrx200_dma_init(struct xrx200 - int ret = 0; - int i; - -- ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, rx_burst_len); -+ ltq_dma_init_port(DMA_PORT_ETOP, XRX200_DMA_BURST_LEN, -+ XRX200_DMA_BURST_LEN); - - ch_rx->dma.nr = XRX200_DMA_RX; - ch_rx->dma.dev = priv->dev; -@@ -578,18 +577,6 @@ static int xrx200_probe(struct platform_ - if (err) - eth_hw_addr_random(net_dev); - -- err = device_property_read_u32(dev, "lantiq,tx-burst-length", &priv->tx_burst_len); -- if (err < 0) { -- dev_err(dev, "unable to read tx-burst-length property\n"); -- return err; -- } -- -- err = device_property_read_u32(dev, "lantiq,rx-burst-length", &priv->rx_burst_len); -- if (err < 0) { -- dev_err(dev, "unable to read rx-burst-length property\n"); -- return err; -- } -- - /* bring up the dma engine and IP core */ - err = xrx200_dma_init(priv); - if (err) diff --git a/target/linux/lantiq/patches-6.1/0712-v5.16-net-ethernet-lantiq_etop-Fix-compilation-error.patch b/target/linux/lantiq/patches-6.1/0712-v5.16-net-ethernet-lantiq_etop-Fix-compilation-error.patch deleted file mode 100644 index 06f4bc2eee..0000000000 --- a/target/linux/lantiq/patches-6.1/0712-v5.16-net-ethernet-lantiq_etop-Fix-compilation-error.patch +++ /dev/null @@ -1,26 +0,0 @@ -From 68eabc348148ae051631e8dab13c3b1a85c82896 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Tue, 9 Nov 2021 23:23:54 +0100 -Subject: [PATCH] net: ethernet: lantiq_etop: Fix compilation error - -This fixes the error detected when compiling the driver. - -Fixes: 14d4e308e0aa ("net: lantiq: configure the burst length in ethernet drivers") -Reported-by: kernel test robot -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: David S. Miller ---- - drivers/net/ethernet/lantiq_etop.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/net/ethernet/lantiq_etop.c -+++ b/drivers/net/ethernet/lantiq_etop.c -@@ -402,7 +402,7 @@ ltq_etop_dma_init(struct net_device *dev - int rx = priv->rx_irq - LTQ_DMA_ETOP; - int err; - -- ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, rx_burst_len); -+ ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, priv->rx_burst_len); - - priv->txch.dma.nr = tx; - priv->txch.dma.dev = &priv->pdev->dev; diff --git a/target/linux/lantiq/patches-6.1/0713-v5.17-MIPS-lantiq-dma-increase-descritor-count.patch b/target/linux/lantiq/patches-6.1/0713-v5.17-MIPS-lantiq-dma-increase-descritor-count.patch deleted file mode 100644 index 37ed1d4f31..0000000000 --- a/target/linux/lantiq/patches-6.1/0713-v5.17-MIPS-lantiq-dma-increase-descritor-count.patch +++ /dev/null @@ -1,28 +0,0 @@ -From 5112e9234bbb89f8dd15c983206bd9107b8436d5 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Tue, 4 Jan 2022 16:11:42 +0100 -Subject: [PATCH 713/715] MIPS: lantiq: dma: increase descritor count - -NAT Performance results on BT Home Hub 5A (kernel 5.10.89, mtu 1500): - - Down Up -Before 539 Mbps 599 Mbps -After 545 Mbps 625 Mbps - -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: Jakub Kicinski ---- - arch/mips/include/asm/mach-lantiq/xway/xway_dma.h | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/arch/mips/include/asm/mach-lantiq/xway/xway_dma.h -+++ b/arch/mips/include/asm/mach-lantiq/xway/xway_dma.h -@@ -8,7 +8,7 @@ - #define LTQ_DMA_H__ - - #define LTQ_DESC_SIZE 0x08 /* each descriptor is 64bit */ --#define LTQ_DESC_NUM 0x40 /* 64 descriptors / channel */ -+#define LTQ_DESC_NUM 0xC0 /* 192 descriptors / channel */ - - #define LTQ_DMA_OWN BIT(31) /* owner bit */ - #define LTQ_DMA_C BIT(30) /* complete bit */ diff --git a/target/linux/lantiq/patches-6.1/0714-v5.17-net-lantiq_xrx200-increase-napi-poll-weigth.patch b/target/linux/lantiq/patches-6.1/0714-v5.17-net-lantiq_xrx200-increase-napi-poll-weigth.patch deleted file mode 100644 index 10791f9d53..0000000000 --- a/target/linux/lantiq/patches-6.1/0714-v5.17-net-lantiq_xrx200-increase-napi-poll-weigth.patch +++ /dev/null @@ -1,32 +0,0 @@ -From 768818d772d5d4ddc0c7eb2e62848929270ab7a3 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Tue, 4 Jan 2022 16:11:43 +0100 -Subject: [PATCH 714/715] net: lantiq_xrx200: increase napi poll weigth - -NAT Performance results on BT Home Hub 5A (kernel 5.10.89, mtu 1500): - - Down Up -Before 545 Mbps 625 Mbps -After 577 Mbps 648 Mbps - -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: Jakub Kicinski ---- - drivers/net/ethernet/lantiq_xrx200.c | 6 ++++-- - 1 file changed, 4 insertions(+), 2 deletions(-) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -597,8 +597,10 @@ static int xrx200_probe(struct platform_ - PMAC_HD_CTL); - - /* setup NAPI */ -- netif_napi_add(net_dev, &priv->chan_rx.napi, xrx200_poll_rx, 32); -- netif_tx_napi_add(net_dev, &priv->chan_tx.napi, xrx200_tx_housekeeping, 32); -+ netif_napi_add(net_dev, &priv->chan_rx.napi, xrx200_poll_rx, -+ NAPI_POLL_WEIGHT); -+ netif_tx_napi_add(net_dev, &priv->chan_tx.napi, xrx200_tx_housekeeping, -+ NAPI_POLL_WEIGHT); - - platform_set_drvdata(pdev, priv); - diff --git a/target/linux/lantiq/patches-6.1/0715-v5.17-net-lantiq_xrx200-convert-to-build_skb.patch b/target/linux/lantiq/patches-6.1/0715-v5.17-net-lantiq_xrx200-convert-to-build_skb.patch deleted file mode 100644 index 6613d0bbd7..0000000000 --- a/target/linux/lantiq/patches-6.1/0715-v5.17-net-lantiq_xrx200-convert-to-build_skb.patch +++ /dev/null @@ -1,206 +0,0 @@ -From e015593573b3e3f74bd8a63c05fa92902194a354 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Tue, 4 Jan 2022 16:11:44 +0100 -Subject: [PATCH 715/715] net: lantiq_xrx200: convert to build_skb - -We can increase the efficiency of rx path by using buffers to receive -packets then build SKBs around them just before passing into the network -stack. In contrast, preallocating SKBs too early reduces CPU cache -efficiency. - -NAT Performance results on BT Home Hub 5A (kernel 5.10.89, mtu 1500): - - Down Up -Before 577 Mbps 648 Mbps -After 624 Mbps 695 Mbps - -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: Jakub Kicinski ---- - drivers/net/ethernet/lantiq_xrx200.c | 56 ++++++++++++++++++---------- - 1 file changed, 36 insertions(+), 20 deletions(-) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -63,7 +63,11 @@ struct xrx200_chan { - - struct napi_struct napi; - struct ltq_dma_channel dma; -- struct sk_buff *skb[LTQ_DESC_NUM]; -+ -+ union { -+ struct sk_buff *skb[LTQ_DESC_NUM]; -+ void *rx_buff[LTQ_DESC_NUM]; -+ }; - - struct sk_buff *skb_head; - struct sk_buff *skb_tail; -@@ -78,6 +82,7 @@ struct xrx200_priv { - struct xrx200_chan chan_rx; - - u16 rx_buf_size; -+ u16 rx_skb_size; - - struct net_device *net_dev; - struct device *dev; -@@ -115,6 +120,12 @@ static int xrx200_buffer_size(int mtu) - return round_up(xrx200_max_frame_len(mtu), 4 * XRX200_DMA_BURST_LEN); - } - -+static int xrx200_skb_size(u16 buf_size) -+{ -+ return SKB_DATA_ALIGN(buf_size + NET_SKB_PAD + NET_IP_ALIGN) + -+ SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); -+} -+ - /* drop all the packets from the DMA ring */ - static void xrx200_flush_dma(struct xrx200_chan *ch) - { -@@ -173,30 +184,29 @@ static int xrx200_close(struct net_devic - return 0; - } - --static int xrx200_alloc_skb(struct xrx200_chan *ch) -+static int xrx200_alloc_buf(struct xrx200_chan *ch, void *(*alloc)(unsigned int size)) - { -- struct sk_buff *skb = ch->skb[ch->dma.desc]; -+ void *buf = ch->rx_buff[ch->dma.desc]; - struct xrx200_priv *priv = ch->priv; - dma_addr_t mapping; - int ret = 0; - -- ch->skb[ch->dma.desc] = netdev_alloc_skb_ip_align(priv->net_dev, -- priv->rx_buf_size); -- if (!ch->skb[ch->dma.desc]) { -+ ch->rx_buff[ch->dma.desc] = alloc(priv->rx_skb_size); -+ if (!ch->rx_buff[ch->dma.desc]) { - ret = -ENOMEM; - goto skip; - } - -- mapping = dma_map_single(priv->dev, ch->skb[ch->dma.desc]->data, -+ mapping = dma_map_single(priv->dev, ch->rx_buff[ch->dma.desc], - priv->rx_buf_size, DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(priv->dev, mapping))) { -- dev_kfree_skb_any(ch->skb[ch->dma.desc]); -- ch->skb[ch->dma.desc] = skb; -+ skb_free_frag(ch->rx_buff[ch->dma.desc]); -+ ch->rx_buff[ch->dma.desc] = buf; - ret = -ENOMEM; - goto skip; - } - -- ch->dma.desc_base[ch->dma.desc].addr = mapping; -+ ch->dma.desc_base[ch->dma.desc].addr = mapping + NET_SKB_PAD + NET_IP_ALIGN; - /* Make sure the address is written before we give it to HW */ - wmb(); - skip: -@@ -210,13 +220,14 @@ static int xrx200_hw_receive(struct xrx2 - { - struct xrx200_priv *priv = ch->priv; - struct ltq_dma_desc *desc = &ch->dma.desc_base[ch->dma.desc]; -- struct sk_buff *skb = ch->skb[ch->dma.desc]; -+ void *buf = ch->rx_buff[ch->dma.desc]; - u32 ctl = desc->ctl; - int len = (ctl & LTQ_DMA_SIZE_MASK); - struct net_device *net_dev = priv->net_dev; -+ struct sk_buff *skb; - int ret; - -- ret = xrx200_alloc_skb(ch); -+ ret = xrx200_alloc_buf(ch, napi_alloc_frag); - - ch->dma.desc++; - ch->dma.desc %= LTQ_DESC_NUM; -@@ -227,19 +238,21 @@ static int xrx200_hw_receive(struct xrx2 - return ret; - } - -+ skb = build_skb(buf, priv->rx_skb_size); -+ skb_reserve(skb, NET_SKB_PAD); - skb_put(skb, len); - - /* add buffers to skb via skb->frag_list */ - if (ctl & LTQ_DMA_SOP) { - ch->skb_head = skb; - ch->skb_tail = skb; -+ skb_reserve(skb, NET_IP_ALIGN); - } else if (ch->skb_head) { - if (ch->skb_head == ch->skb_tail) - skb_shinfo(ch->skb_tail)->frag_list = skb; - else - ch->skb_tail->next = skb; - ch->skb_tail = skb; -- skb_reserve(ch->skb_tail, -NET_IP_ALIGN); - ch->skb_head->len += skb->len; - ch->skb_head->data_len += skb->len; - ch->skb_head->truesize += skb->truesize; -@@ -395,12 +408,13 @@ xrx200_change_mtu(struct net_device *net - struct xrx200_chan *ch_rx = &priv->chan_rx; - int old_mtu = net_dev->mtu; - bool running = false; -- struct sk_buff *skb; -+ void *buff; - int curr_desc; - int ret = 0; - - net_dev->mtu = new_mtu; - priv->rx_buf_size = xrx200_buffer_size(new_mtu); -+ priv->rx_skb_size = xrx200_skb_size(priv->rx_buf_size); - - if (new_mtu <= old_mtu) - return ret; -@@ -416,14 +430,15 @@ xrx200_change_mtu(struct net_device *net - - for (ch_rx->dma.desc = 0; ch_rx->dma.desc < LTQ_DESC_NUM; - ch_rx->dma.desc++) { -- skb = ch_rx->skb[ch_rx->dma.desc]; -- ret = xrx200_alloc_skb(ch_rx); -+ buff = ch_rx->rx_buff[ch_rx->dma.desc]; -+ ret = xrx200_alloc_buf(ch_rx, netdev_alloc_frag); - if (ret) { - net_dev->mtu = old_mtu; - priv->rx_buf_size = xrx200_buffer_size(old_mtu); -+ priv->rx_skb_size = xrx200_skb_size(priv->rx_buf_size); - break; - } -- dev_kfree_skb_any(skb); -+ skb_free_frag(buff); - } - - ch_rx->dma.desc = curr_desc; -@@ -476,7 +491,7 @@ static int xrx200_dma_init(struct xrx200 - ltq_dma_alloc_rx(&ch_rx->dma); - for (ch_rx->dma.desc = 0; ch_rx->dma.desc < LTQ_DESC_NUM; - ch_rx->dma.desc++) { -- ret = xrx200_alloc_skb(ch_rx); -+ ret = xrx200_alloc_buf(ch_rx, netdev_alloc_frag); - if (ret) - goto rx_free; - } -@@ -511,7 +526,7 @@ rx_ring_free: - /* free the allocated RX ring */ - for (i = 0; i < LTQ_DESC_NUM; i++) { - if (priv->chan_rx.skb[i]) -- dev_kfree_skb_any(priv->chan_rx.skb[i]); -+ skb_free_frag(priv->chan_rx.rx_buff[i]); - } - - rx_free: -@@ -528,7 +543,7 @@ static void xrx200_hw_cleanup(struct xrx - - /* free the allocated RX ring */ - for (i = 0; i < LTQ_DESC_NUM; i++) -- dev_kfree_skb_any(priv->chan_rx.skb[i]); -+ skb_free_frag(priv->chan_rx.rx_buff[i]); - } - - static int xrx200_probe(struct platform_device *pdev) -@@ -553,6 +568,7 @@ static int xrx200_probe(struct platform_ - net_dev->min_mtu = ETH_ZLEN; - net_dev->max_mtu = XRX200_DMA_DATA_LEN - xrx200_max_frame_len(0); - priv->rx_buf_size = xrx200_buffer_size(ETH_DATA_LEN); -+ priv->rx_skb_size = xrx200_skb_size(priv->rx_buf_size); - - /* load the memory ranges */ - priv->pmac_reg = devm_platform_get_and_ioremap_resource(pdev, 0, NULL); diff --git a/target/linux/lantiq/patches-6.1/0716-v5.17-net-lantiq_xrx200-fix-use-after-free-bug.patch b/target/linux/lantiq/patches-6.1/0716-v5.17-net-lantiq_xrx200-fix-use-after-free-bug.patch deleted file mode 100644 index 090b7e3111..0000000000 --- a/target/linux/lantiq/patches-6.1/0716-v5.17-net-lantiq_xrx200-fix-use-after-free-bug.patch +++ /dev/null @@ -1,30 +0,0 @@ -From dd830aed23c6e07cd8e2a163742bf3d63c9add08 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Sat, 5 Mar 2022 12:20:39 +0100 -Subject: net: lantiq_xrx200: fix use after free bug - -The skb->len field is read after the packet is sent to the network -stack. In the meantime, skb can be freed. This patch fixes this bug. - -Fixes: c3e6b2c35b34 ("net: lantiq_xrx200: add ingress SG DMA support") -Reported-by: Eric Dumazet -Signed-off-by: Aleksander Jan Bajkowski -Acked-by: Hauke Mehrtens -Signed-off-by: David S. Miller ---- - drivers/net/ethernet/lantiq_xrx200.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -260,9 +260,9 @@ static int xrx200_hw_receive(struct xrx2 - - if (ctl & LTQ_DMA_EOP) { - ch->skb_head->protocol = eth_type_trans(ch->skb_head, net_dev); -- netif_receive_skb(ch->skb_head); - net_dev->stats.rx_packets++; - net_dev->stats.rx_bytes += ch->skb_head->len; -+ netif_receive_skb(ch->skb_head); - ch->skb_head = NULL; - ch->skb_tail = NULL; - ret = XRX200_DMA_PACKET_COMPLETE; diff --git a/target/linux/lantiq/patches-6.1/0717-v6.0-net-lantiq_xrx200-confirm-skb-is-allocated-before-us.patch b/target/linux/lantiq/patches-6.1/0717-v6.0-net-lantiq_xrx200-confirm-skb-is-allocated-before-us.patch deleted file mode 100644 index 9eaec58033..0000000000 --- a/target/linux/lantiq/patches-6.1/0717-v6.0-net-lantiq_xrx200-confirm-skb-is-allocated-before-us.patch +++ /dev/null @@ -1,33 +0,0 @@ -From c8b043702dc0894c07721c5b019096cebc8c798f Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Wed, 24 Aug 2022 23:54:06 +0200 -Subject: [PATCH] net: lantiq_xrx200: confirm skb is allocated before using - -xrx200_hw_receive() assumes build_skb() always works and goes straight -to skb_reserve(). However, build_skb() can fail under memory pressure. - -Add a check in case build_skb() failed to allocate and return NULL. - -Fixes: e015593573b3 ("net: lantiq_xrx200: convert to build_skb") -Reported-by: Eric Dumazet -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: Jakub Kicinski ---- - drivers/net/ethernet/lantiq_xrx200.c | 6 ++++++ - 1 file changed, 6 insertions(+) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -239,6 +239,12 @@ static int xrx200_hw_receive(struct xrx2 - } - - skb = build_skb(buf, priv->rx_skb_size); -+ if (!skb) { -+ skb_free_frag(buf); -+ net_dev->stats.rx_dropped++; -+ return -ENOMEM; -+ } -+ - skb_reserve(skb, NET_SKB_PAD); - skb_put(skb, len); - diff --git a/target/linux/lantiq/patches-6.1/0718-v6.0-net-lantiq_xrx200-fix-lock-under-memory-pressure.patch b/target/linux/lantiq/patches-6.1/0718-v6.0-net-lantiq_xrx200-fix-lock-under-memory-pressure.patch deleted file mode 100644 index 929ae57ace..0000000000 --- a/target/linux/lantiq/patches-6.1/0718-v6.0-net-lantiq_xrx200-fix-lock-under-memory-pressure.patch +++ /dev/null @@ -1,33 +0,0 @@ -From c4b6e9341f930e4dd089231c0414758f5f1f9dbd Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Wed, 24 Aug 2022 23:54:07 +0200 -Subject: [PATCH] net: lantiq_xrx200: fix lock under memory pressure - -When the xrx200_hw_receive() function returns -ENOMEM, the NAPI poll -function immediately returns an error. -This is incorrect for two reasons: -* the function terminates without enabling interrupts or scheduling NAPI, -* the error code (-ENOMEM) is returned instead of the number of received -packets. - -After the first memory allocation failure occurs, packet reception is -locked due to disabled interrupts from DMA.. - -Fixes: fe1a56420cf2 ("net: lantiq: Add Lantiq / Intel VRX200 Ethernet driver") -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: Jakub Kicinski ---- - drivers/net/ethernet/lantiq_xrx200.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -294,7 +294,7 @@ static int xrx200_poll_rx(struct napi_st - if (ret == XRX200_DMA_PACKET_IN_PROGRESS) - continue; - if (ret != XRX200_DMA_PACKET_COMPLETE) -- return ret; -+ break; - rx++; - } else { - break; diff --git a/target/linux/lantiq/patches-6.1/0719-v6.0-net-lantiq_xrx200-restore-buffer-if-memory-allocatio.patch b/target/linux/lantiq/patches-6.1/0719-v6.0-net-lantiq_xrx200-restore-buffer-if-memory-allocatio.patch deleted file mode 100644 index 182da58ed9..0000000000 --- a/target/linux/lantiq/patches-6.1/0719-v6.0-net-lantiq_xrx200-restore-buffer-if-memory-allocatio.patch +++ /dev/null @@ -1,27 +0,0 @@ -From c9c3b1775f80fa21f5bff874027d2ccb10f5d90c Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski -Date: Wed, 24 Aug 2022 23:54:08 +0200 -Subject: [PATCH] net: lantiq_xrx200: restore buffer if memory allocation - failed - -In a situation where memory allocation fails, an invalid buffer address -is stored. When this descriptor is used again, the system panics in the -build_skb() function when accessing memory. - -Fixes: 7ea6cd16f159 ("lantiq: net: fix duplicated skb in rx descriptor ring") -Signed-off-by: Aleksander Jan Bajkowski -Signed-off-by: Jakub Kicinski ---- - drivers/net/ethernet/lantiq_xrx200.c | 1 + - 1 file changed, 1 insertion(+) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -193,6 +193,7 @@ static int xrx200_alloc_buf(struct xrx20 - - ch->rx_buff[ch->dma.desc] = alloc(priv->rx_skb_size); - if (!ch->rx_buff[ch->dma.desc]) { -+ ch->rx_buff[ch->dma.desc] = buf; - ret = -ENOMEM; - goto skip; - } diff --git a/target/linux/lantiq/xrx200/config-6.1 b/target/linux/lantiq/xrx200/config-6.1 index 1b87ad65f0..dc41fe0ca8 100644 --- a/target/linux/lantiq/xrx200/config-6.1 +++ b/target/linux/lantiq/xrx200/config-6.1 @@ -1,5 +1,7 @@ CONFIG_AT803X_PHY=y CONFIG_BLK_MQ_PCI=y +CONFIG_CONTEXT_TRACKING=y +CONFIG_CONTEXT_TRACKING_IDLE=y CONFIG_CPU_MIPSR2_IRQ_EI=y CONFIG_CPU_MIPSR2_IRQ_VI=y CONFIG_CPU_RMAP=y @@ -11,6 +13,7 @@ CONFIG_CRYPTO_ZSTD=y CONFIG_EXTRA_FIRMWARE="lantiq/xrx200_phy11g_a14.bin lantiq/xrx200_phy11g_a22.bin lantiq/xrx200_phy22f_a14.bin lantiq/xrx200_phy22f_a22.bin" CONFIG_EXTRA_FIRMWARE_DIR="firmware" CONFIG_GENERIC_ALLOCATOR=y +CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y CONFIG_GRO_CELLS=y CONFIG_HWMON=y CONFIG_HW_RANDOM=y @@ -63,6 +66,7 @@ CONFIG_PHY_LANTIQ_VRX200_PCIE=y CONFIG_POWER_RESET_GPIO=y CONFIG_POWER_SUPPLY=y CONFIG_POWER_SUPPLY_HWMON=y +CONFIG_QCOM_NET_PHYLIB=y CONFIG_QUEUED_RWLOCKS=y CONFIG_QUEUED_SPINLOCKS=y CONFIG_REGULATOR=y @@ -87,5 +91,6 @@ CONFIG_XPS=y CONFIG_XXHASH=y CONFIG_ZLIB_DEFLATE=y CONFIG_ZLIB_INFLATE=y +CONFIG_ZSTD_COMMON=y CONFIG_ZSTD_COMPRESS=y CONFIG_ZSTD_DECOMPRESS=y diff --git a/target/linux/lantiq/xway/config-6.1 b/target/linux/lantiq/xway/config-6.1 index 696ce77860..1fc821575e 100644 --- a/target/linux/lantiq/xway/config-6.1 +++ b/target/linux/lantiq/xway/config-6.1 @@ -2,6 +2,8 @@ CONFIG_ADM6996_PHY=y CONFIG_AR8216_PHY=y CONFIG_AT803X_PHY=y CONFIG_BLK_MQ_PCI=y +CONFIG_CONTEXT_TRACKING=y +CONFIG_CONTEXT_TRACKING_IDLE=y CONFIG_CPU_MIPSR2_IRQ_EI=y CONFIG_CPU_MIPSR2_IRQ_VI=y CONFIG_CPU_RMAP=y @@ -12,6 +14,7 @@ CONFIG_CRYPTO_LZO=y CONFIG_CRYPTO_ZSTD=y CONFIG_ETHERNET_PACKET_MANGLE=y CONFIG_GENERIC_ALLOCATOR=y +CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y CONFIG_HW_RANDOM=y CONFIG_INPUT=y CONFIG_INPUT_EVDEV=y @@ -43,6 +46,7 @@ CONFIG_PCI=y CONFIG_PCI_DOMAINS=y CONFIG_PCI_LANTIQ=y CONFIG_PSB6970_PHY=y +CONFIG_QCOM_NET_PHYLIB=y CONFIG_QUEUED_RWLOCKS=y CONFIG_QUEUED_SPINLOCKS=y CONFIG_REGULATOR=y @@ -72,5 +76,6 @@ CONFIG_XPS=y CONFIG_XXHASH=y CONFIG_ZLIB_DEFLATE=y CONFIG_ZLIB_INFLATE=y +CONFIG_ZSTD_COMMON=y CONFIG_ZSTD_COMPRESS=y CONFIG_ZSTD_DECOMPRESS=y -- 2.30.2