[OpenWrt-Devel] [PATCH] octeontx: move to 4.19 kernel
Tim Harvey
tharvey at gateworks.com
Wed Feb 26 11:17:47 EST 2020
On Wed, Feb 26, 2020 at 5:27 AM John Crispin <john at phrozen.org> wrote:
>
> On 25.02.20 22:58, Tim Harvey wrote:
>
> Hi Tim,
> thanks for the patch, we are in the process of bumping to v5.4. Would
> you have time to also try bumping octeontx to v5.4 ? staging tree is
> located here ->
> https://git.openwrt.org/?p=openwrt/staging/xback.git;a=summary and we
> plan to merge it to master within the week.
John,
Sure, I can do this. Where/how do I submit a patch for that tree?
Tim
>
> > Signed-off-by: Tim Harvey <tharvey at gateworks.com>
> > ---
> > target/linux/octeontx/Makefile | 2 +-
> > target/linux/octeontx/config-4.19 | 573 +++++++++++++++++++++
> > ...nderx-use-proper-interface-type-for-RGMII.patch | 47 ++
> > ...hunderx-workaround-BGX-TX-Underflow-issue.patch | 150 ++++++
> > ...03-can-mcp251x-convert-to-half-duplex-SPI.patch | 51 ++
> > ...rk-for-Gateworks-PLX-PEX860x-switch-with-.patch | 64 +++
> > 6 files changed, 886 insertions(+), 1 deletion(-)
> > create mode 100644 target/linux/octeontx/config-4.19
> > create mode 100644 target/linux/octeontx/patches-4.19/0001-net-thunderx-use-proper-interface-type-for-RGMII.patch
> > create mode 100644 target/linux/octeontx/patches-4.19/0002-net-thunderx-workaround-BGX-TX-Underflow-issue.patch
> > create mode 100644 target/linux/octeontx/patches-4.19/0003-can-mcp251x-convert-to-half-duplex-SPI.patch
> > create mode 100644 target/linux/octeontx/patches-4.19/0004-PCI-add-quirk-for-Gateworks-PLX-PEX860x-switch-with-.patch
> >
> > diff --git a/target/linux/octeontx/Makefile b/target/linux/octeontx/Makefile
> > index e7f6b2d..34d34ed 100644
> > --- a/target/linux/octeontx/Makefile
> > +++ b/target/linux/octeontx/Makefile
> > @@ -13,7 +13,7 @@ FEATURES:=targz pcie gpio rtc usb fpu
> >
> > MAINTAINER:=Tim Harvey <tharvey at gateworks.com>
> >
> > -KERNEL_PATCHVER:=4.14
> > +KERNEL_PATCHVER:=4.19
> >
> > define Target/Description
> > Build images for Octeon-TX CN80XX/CN81XX based boards
> > diff --git a/target/linux/octeontx/config-4.19 b/target/linux/octeontx/config-4.19
> > new file mode 100644
> > index 0000000..7f95c5c
> > --- /dev/null
> > +++ b/target/linux/octeontx/config-4.19
> > @@ -0,0 +1,573 @@
> > +CONFIG_64BIT=y
> > +CONFIG_ARCH_CLOCKSOURCE_DATA=y
> > +CONFIG_ARCH_DMA_ADDR_T_64BIT=y
> > +CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y
> > +CONFIG_ARCH_HAS_DEBUG_VIRTUAL=y
> > +CONFIG_ARCH_HAS_ELF_RANDOMIZE=y
> > +CONFIG_ARCH_HAS_FAST_MULTIPLIER=y
> > +CONFIG_ARCH_HAS_FORTIFY_SOURCE=y
> > +CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y
> > +CONFIG_ARCH_HAS_GIGANTIC_PAGE=y
> > +CONFIG_ARCH_HAS_HOLES_MEMORYMODEL=y
> > +CONFIG_ARCH_HAS_KCOV=y
> > +CONFIG_ARCH_HAS_MEMBARRIER_SYNC_CORE=y
> > +CONFIG_ARCH_HAS_PTE_SPECIAL=y
> > +CONFIG_ARCH_HAS_SET_MEMORY=y
> > +CONFIG_ARCH_HAS_SG_CHAIN=y
> > +CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y
> > +CONFIG_ARCH_HAS_STRICT_MODULE_RWX=y
> > +CONFIG_ARCH_HAS_SYSCALL_WRAPPER=y
> > +CONFIG_ARCH_HAS_TICK_BROADCAST=y
> > +CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG=y
> > +CONFIG_ARCH_HIBERNATION_HEADER=y
> > +CONFIG_ARCH_HIBERNATION_POSSIBLE=y
> > +CONFIG_ARCH_INLINE_READ_LOCK=y
> > +CONFIG_ARCH_INLINE_READ_LOCK_BH=y
> > +CONFIG_ARCH_INLINE_READ_LOCK_IRQ=y
> > +CONFIG_ARCH_INLINE_READ_LOCK_IRQSAVE=y
> > +CONFIG_ARCH_INLINE_READ_UNLOCK=y
> > +CONFIG_ARCH_INLINE_READ_UNLOCK_BH=y
> > +CONFIG_ARCH_INLINE_READ_UNLOCK_IRQ=y
> > +CONFIG_ARCH_INLINE_READ_UNLOCK_IRQRESTORE=y
> > +CONFIG_ARCH_INLINE_SPIN_LOCK=y
> > +CONFIG_ARCH_INLINE_SPIN_LOCK_BH=y
> > +CONFIG_ARCH_INLINE_SPIN_LOCK_IRQ=y
> > +CONFIG_ARCH_INLINE_SPIN_LOCK_IRQSAVE=y
> > +CONFIG_ARCH_INLINE_SPIN_TRYLOCK=y
> > +CONFIG_ARCH_INLINE_SPIN_TRYLOCK_BH=y
> > +CONFIG_ARCH_INLINE_SPIN_UNLOCK=y
> > +CONFIG_ARCH_INLINE_SPIN_UNLOCK_BH=y
> > +CONFIG_ARCH_INLINE_SPIN_UNLOCK_IRQ=y
> > +CONFIG_ARCH_INLINE_SPIN_UNLOCK_IRQRESTORE=y
> > +CONFIG_ARCH_INLINE_WRITE_LOCK=y
> > +CONFIG_ARCH_INLINE_WRITE_LOCK_BH=y
> > +CONFIG_ARCH_INLINE_WRITE_LOCK_IRQ=y
> > +CONFIG_ARCH_INLINE_WRITE_LOCK_IRQSAVE=y
> > +CONFIG_ARCH_INLINE_WRITE_UNLOCK=y
> > +CONFIG_ARCH_INLINE_WRITE_UNLOCK_BH=y
> > +CONFIG_ARCH_INLINE_WRITE_UNLOCK_IRQ=y
> > +CONFIG_ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE=y
> > +CONFIG_ARCH_MMAP_RND_BITS=18
> > +CONFIG_ARCH_MMAP_RND_BITS_MAX=33
> > +CONFIG_ARCH_MMAP_RND_BITS_MIN=18
> > +CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=11
> > +CONFIG_ARCH_PROC_KCORE_TEXT=y
> > +CONFIG_ARCH_SELECT_MEMORY_MODEL=y
> > +CONFIG_ARCH_SPARSEMEM_DEFAULT=y
> > +CONFIG_ARCH_SPARSEMEM_ENABLE=y
> > +CONFIG_ARCH_SUPPORTS_ATOMIC_RMW=y
> > +CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
> > +CONFIG_ARCH_SUPPORTS_INT128=y
> > +CONFIG_ARCH_SUPPORTS_MEMORY_FAILURE=y
> > +CONFIG_ARCH_SUPPORTS_NUMA_BALANCING=y
> > +CONFIG_ARCH_SUPPORTS_UPROBES=y
> > +CONFIG_ARCH_SUSPEND_POSSIBLE=y
> > +CONFIG_ARCH_THUNDER=y
> > +CONFIG_ARCH_USE_CMPXCHG_LOCKREF=y
> > +CONFIG_ARCH_USE_QUEUED_RWLOCKS=y
> > +CONFIG_ARCH_USE_QUEUED_SPINLOCKS=y
> > +CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION=y
> > +CONFIG_ARCH_WANT_FRAME_POINTERS=y
> > +CONFIG_ARCH_WANT_HUGE_PMD_SHARE=y
> > +CONFIG_ARM64=y
> > +# CONFIG_ARM64_16K_PAGES is not set
> > +CONFIG_ARM64_4K_PAGES=y
> > +# CONFIG_ARM64_64K_PAGES is not set
> > +CONFIG_ARM64_CONT_SHIFT=4
> > +CONFIG_ARM64_CRYPTO=y
> > +CONFIG_ARM64_ERRATUM_819472=y
> > +CONFIG_ARM64_ERRATUM_824069=y
> > +CONFIG_ARM64_ERRATUM_826319=y
> > +CONFIG_ARM64_ERRATUM_827319=y
> > +CONFIG_ARM64_ERRATUM_843419=y
> > +CONFIG_ARM64_HW_AFDBM=y
> > +# CONFIG_ARM64_LSE_ATOMICS is not set
> > +CONFIG_ARM64_MODULE_PLTS=y
> > +CONFIG_ARM64_PAGE_SHIFT=12
> > +CONFIG_ARM64_PAN=y
> > +CONFIG_ARM64_PA_BITS=48
> > +CONFIG_ARM64_PA_BITS_48=y
> > +# CONFIG_ARM64_PMEM is not set
> > +# CONFIG_ARM64_PTDUMP_DEBUGFS is not set
> > +# CONFIG_ARM64_RANDOMIZE_TEXT_OFFSET is not set
> > +CONFIG_ARM64_SSBD=y
> > +CONFIG_ARM64_SVE=y
> > +CONFIG_ARM64_UAO=y
> > +CONFIG_ARM64_VA_BITS=48
> > +# CONFIG_ARM64_VA_BITS_39 is not set
> > +CONFIG_ARM64_VA_BITS_48=y
> > +CONFIG_ARM64_VHE=y
> > +CONFIG_ARM_AMBA=y
> > +CONFIG_ARM_ARCH_TIMER=y
> > +CONFIG_ARM_ARCH_TIMER_EVTSTREAM=y
> > +CONFIG_ARM_CPUIDLE=y
> > +CONFIG_ARM_GIC=y
> > +CONFIG_ARM_GIC_V2M=y
> > +CONFIG_ARM_GIC_V3=y
> > +CONFIG_ARM_GIC_V3_ITS=y
> > +CONFIG_ARM_GIC_V3_ITS_PCI=y
> > +CONFIG_ARM_PSCI_FW=y
> > +CONFIG_ARM_SBSA_WATCHDOG=y
> > +# CONFIG_ARM_SCMI_PROTOCOL is not set
> > +# CONFIG_ARM_SP805_WATCHDOG is not set
> > +CONFIG_ATA=y
> > +# CONFIG_ATA_SFF is not set
> > +CONFIG_AUDIT_ARCH_COMPAT_GENERIC=y
> > +CONFIG_BALLOON_COMPACTION=y
> > +CONFIG_BLK_DEV_BSG=y
> > +CONFIG_BLK_DEV_BSGLIB=y
> > +CONFIG_BLK_DEV_INTEGRITY=y
> > +CONFIG_BLK_DEV_LOOP=y
> > +CONFIG_BLK_MQ_PCI=y
> > +CONFIG_BLK_MQ_VIRTIO=y
> > +CONFIG_BLK_SCSI_REQUEST=y
> > +CONFIG_CAVIUM_ERRATUM_22375=y
> > +CONFIG_CAVIUM_ERRATUM_23144=y
> > +CONFIG_CAVIUM_ERRATUM_23154=y
> > +CONFIG_CAVIUM_ERRATUM_27456=y
> > +CONFIG_CAVIUM_ERRATUM_30115=y
> > +CONFIG_CLKDEV_LOOKUP=y
> > +CONFIG_CLONE_BACKWARDS=y
> > +CONFIG_CMA=y
> > +CONFIG_CMA_ALIGNMENT=8
> > +CONFIG_CMA_AREAS=7
> > +# CONFIG_CMA_DEBUG is not set
> > +# CONFIG_CMA_DEBUGFS is not set
> > +CONFIG_CMA_SIZE_MBYTES=16
> > +# CONFIG_CMA_SIZE_SEL_MAX is not set
> > +CONFIG_CMA_SIZE_SEL_MBYTES=y
> > +# CONFIG_CMA_SIZE_SEL_MIN is not set
> > +# CONFIG_CMA_SIZE_SEL_PERCENTAGE is not set
> > +CONFIG_COMMON_CLK=y
> > +CONFIG_COMMON_CLK_CS2000_CP=y
> > +CONFIG_CONFIGFS_FS=y
> > +# CONFIG_CPU_BIG_ENDIAN is not set
> > +# CONFIG_CPU_HOTPLUG_STATE_CONTROL is not set
> > +CONFIG_CPU_IDLE=y
> > +# CONFIG_CPU_IDLE_GOV_LADDER is not set
> > +CONFIG_CPU_IDLE_GOV_MENU=y
> > +CONFIG_CPU_IDLE_MULTIPLE_DRIVERS=y
> > +CONFIG_CPU_PM=y
> > +CONFIG_CPU_RMAP=y
> > +CONFIG_CRASH_CORE=y
> > +CONFIG_CRASH_DUMP=y
> > +CONFIG_CRC16=y
> > +CONFIG_CRC7=y
> > +CONFIG_CRC_ITU_T=y
> > +CONFIG_CRC_T10DIF=y
> > +CONFIG_CRYPTO_AEAD=y
> > +CONFIG_CRYPTO_AEAD2=y
> > +CONFIG_CRYPTO_AES_ARM64=y
> > +# CONFIG_CRYPTO_AES_ARM64_BS is not set
> > +CONFIG_CRYPTO_AES_ARM64_CE=y
> > +CONFIG_CRYPTO_AES_ARM64_CE_BLK=y
> > +CONFIG_CRYPTO_AES_ARM64_CE_CCM=y
> > +# CONFIG_CRYPTO_AES_ARM64_NEON_BLK is not set
> > +CONFIG_CRYPTO_ANSI_CPRNG=y
> > +# CONFIG_CRYPTO_CHACHA20_NEON is not set
> > +CONFIG_CRYPTO_CRC32=y
> > +CONFIG_CRYPTO_CRC32C=y
> > +# CONFIG_CRYPTO_CRC32_ARM64_CE is not set
> > +CONFIG_CRYPTO_CRCT10DIF=y
> > +# CONFIG_CRYPTO_CRCT10DIF_ARM64_CE is not set
> > +CONFIG_CRYPTO_CRYPTD=y
> > +CONFIG_CRYPTO_DRBG=y
> > +CONFIG_CRYPTO_DRBG_HMAC=y
> > +CONFIG_CRYPTO_DRBG_MENU=y
> > +CONFIG_CRYPTO_ECHAINIV=y
> > +CONFIG_CRYPTO_GF128MUL=y
> > +CONFIG_CRYPTO_GHASH_ARM64_CE=y
> > +CONFIG_CRYPTO_HASH=y
> > +CONFIG_CRYPTO_HASH2=y
> > +CONFIG_CRYPTO_HMAC=y
> > +CONFIG_CRYPTO_JITTERENTROPY=y
> > +CONFIG_CRYPTO_MANAGER=y
> > +CONFIG_CRYPTO_MANAGER2=y
> > +CONFIG_CRYPTO_NULL=y
> > +CONFIG_CRYPTO_NULL2=y
> > +CONFIG_CRYPTO_RNG=y
> > +CONFIG_CRYPTO_RNG2=y
> > +CONFIG_CRYPTO_RNG_DEFAULT=y
> > +CONFIG_CRYPTO_SHA1=y
> > +CONFIG_CRYPTO_SHA1_ARM64_CE=y
> > +CONFIG_CRYPTO_SHA256=y
> > +CONFIG_CRYPTO_SHA256_ARM64=y
> > +CONFIG_CRYPTO_SHA2_ARM64_CE=y
> > +# CONFIG_CRYPTO_SHA3_ARM64 is not set
> > +# CONFIG_CRYPTO_SHA512_ARM64 is not set
> > +# CONFIG_CRYPTO_SHA512_ARM64_CE is not set
> > +CONFIG_CRYPTO_SIMD=y
> > +# CONFIG_CRYPTO_SM3_ARM64_CE is not set
> > +# CONFIG_CRYPTO_SM4_ARM64_CE is not set
> > +CONFIG_CRYPTO_WORKQUEUE=y
> > +CONFIG_DCACHE_WORD_ACCESS=y
> > +CONFIG_DEFAULT_IOSCHED="noop"
> > +CONFIG_DEFAULT_NOOP=y
> > +CONFIG_DMADEVICES=y
> > +CONFIG_DMA_CMA=y
> > +CONFIG_DMA_DIRECT_OPS=y
> > +CONFIG_DMA_ENGINE=y
> > +CONFIG_DMA_OF=y
> > +CONFIG_DMA_SHARED_BUFFER=y
> > +CONFIG_DTC=y
> > +CONFIG_DT_IDLE_STATES=y
> > +CONFIG_EDAC=y
> > +# CONFIG_EDAC_DEBUG is not set
> > +CONFIG_EDAC_LEGACY_SYSFS=y
> > +CONFIG_EDAC_SUPPORT=y
> > +CONFIG_EDAC_THUNDERX=y
> > +# CONFIG_EDAC_XGENE is not set
> > +CONFIG_EEPROM_AT24=y
> > +CONFIG_EXT4_FS=y
> > +CONFIG_EXT4_FS_POSIX_ACL=y
> > +# CONFIG_F2FS_CHECK_FS is not set
> > +CONFIG_F2FS_FS=y
> > +# CONFIG_F2FS_FS_SECURITY is not set
> > +CONFIG_F2FS_FS_XATTR=y
> > +CONFIG_F2FS_STAT_FS=y
> > +CONFIG_FANOTIFY=y
> > +CONFIG_FAT_FS=y
> > +CONFIG_FIXED_PHY=y
> > +CONFIG_FIX_EARLYCON_MEM=y
> > +CONFIG_FRAME_POINTER=y
> > +CONFIG_FREEZER=y
> > +CONFIG_FS_IOMAP=y
> > +CONFIG_FS_MBCACHE=y
> > +CONFIG_FS_POSIX_ACL=y
> > +CONFIG_GENERIC_ALLOCATOR=y
> > +CONFIG_GENERIC_ARCH_TOPOLOGY=y
> > +CONFIG_GENERIC_BUG=y
> > +CONFIG_GENERIC_BUG_RELATIVE_POINTERS=y
> > +CONFIG_GENERIC_CLOCKEVENTS=y
> > +CONFIG_GENERIC_CLOCKEVENTS_BROADCAST=y
> > +CONFIG_GENERIC_CPU_AUTOPROBE=y
> > +CONFIG_GENERIC_CPU_VULNERABILITIES=y
> > +CONFIG_GENERIC_CSUM=y
> > +CONFIG_GENERIC_EARLY_IOREMAP=y
> > +CONFIG_GENERIC_IDLE_POLL_SETUP=y
> > +CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y
> > +CONFIG_GENERIC_IRQ_MIGRATION=y
> > +CONFIG_GENERIC_IRQ_MULTI_HANDLER=y
> > +CONFIG_GENERIC_IRQ_SHOW=y
> > +CONFIG_GENERIC_IRQ_SHOW_LEVEL=y
> > +CONFIG_GENERIC_MSI_IRQ=y
> > +CONFIG_GENERIC_MSI_IRQ_DOMAIN=y
> > +CONFIG_GENERIC_PCI_IOMAP=y
> > +CONFIG_GENERIC_PHY=y
> > +CONFIG_GENERIC_SCHED_CLOCK=y
> > +CONFIG_GENERIC_SMP_IDLE_THREAD=y
> > +CONFIG_GENERIC_STRNCPY_FROM_USER=y
> > +CONFIG_GENERIC_STRNLEN_USER=y
> > +CONFIG_GENERIC_TIME_VSYSCALL=y
> > +CONFIG_GLOB=y
> > +CONFIG_GPIOLIB=y
> > +CONFIG_GPIOLIB_IRQCHIP=y
> > +CONFIG_GPIO_PCA953X=y
> > +CONFIG_GPIO_PCA953X_IRQ=y
> > +CONFIG_GPIO_THUNDERX=y
> > +CONFIG_HANDLE_DOMAIN_IRQ=y
> > +CONFIG_HARDEN_BRANCH_PREDICTOR=y
> > +CONFIG_HARDIRQS_SW_RESEND=y
> > +CONFIG_HAS_DMA=y
> > +CONFIG_HAS_IOMEM=y
> > +CONFIG_HAS_IOPORT_MAP=y
> > +CONFIG_HAVE_ALIGNED_STRUCT_PAGE=y
> > +CONFIG_HAVE_ARCH_AUDITSYSCALL=y
> > +CONFIG_HAVE_ARCH_BITREVERSE=y
> > +CONFIG_HAVE_ARCH_HUGE_VMAP=y
> > +CONFIG_HAVE_ARCH_JUMP_LABEL=y
> > +CONFIG_HAVE_ARCH_KASAN=y
> > +CONFIG_HAVE_ARCH_KGDB=y
> > +CONFIG_HAVE_ARCH_PFN_VALID=y
> > +CONFIG_HAVE_ARCH_PREL32_RELOCATIONS=y
> > +CONFIG_HAVE_ARCH_SECCOMP_FILTER=y
> > +CONFIG_HAVE_ARCH_THREAD_STRUCT_WHITELIST=y
> > +CONFIG_HAVE_ARCH_TRACEHOOK=y
> > +CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE=y
> > +CONFIG_HAVE_ARCH_VMAP_STACK=y
> > +CONFIG_HAVE_ARM_SMCCC=y
> > +CONFIG_HAVE_CLK=y
> > +CONFIG_HAVE_CLK_PREPARE=y
> > +CONFIG_HAVE_CMPXCHG_DOUBLE=y
> > +CONFIG_HAVE_CMPXCHG_LOCAL=y
> > +CONFIG_HAVE_CONTEXT_TRACKING=y
> > +CONFIG_HAVE_C_RECORDMCOUNT=y
> > +CONFIG_HAVE_DEBUG_BUGVERBOSE=y
> > +CONFIG_HAVE_DEBUG_KMEMLEAK=y
> > +CONFIG_HAVE_DMA_CONTIGUOUS=y
> > +CONFIG_HAVE_DYNAMIC_FTRACE=y
> > +CONFIG_HAVE_EBPF_JIT=y
> > +CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
> > +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
> > +CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
> > +CONFIG_HAVE_FUNCTION_TRACER=y
> > +CONFIG_HAVE_GENERIC_DMA_COHERENT=y
> > +CONFIG_HAVE_GENERIC_GUP=y
> > +CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y
> > +CONFIG_HAVE_MEMBLOCK=y
> > +CONFIG_HAVE_MEMBLOCK_NODE_MAP=y
> > +CONFIG_HAVE_MEMORY_PRESENT=y
> > +CONFIG_HAVE_MOD_ARCH_SPECIFIC=y
> > +CONFIG_HAVE_NET_DSA=y
> > +CONFIG_HAVE_PATA_PLATFORM=y
> > +CONFIG_HAVE_PERF_EVENTS=y
> > +CONFIG_HAVE_PERF_REGS=y
> > +CONFIG_HAVE_PERF_USER_STACK_DUMP=y
> > +CONFIG_HAVE_RCU_TABLE_FREE=y
> > +CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y
> > +CONFIG_HAVE_RSEQ=y
> > +CONFIG_HAVE_SCHED_AVG_IRQ=y
> > +CONFIG_HAVE_SETUP_PER_CPU_AREA=y
> > +CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
> > +CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
> > +CONFIG_HIBERNATE_CALLBACKS=y
> > +CONFIG_HIBERNATION=y
> > +CONFIG_HOLES_IN_ZONE=y
> > +CONFIG_HOTPLUG_CPU=y
> > +CONFIG_HUGETLBFS=y
> > +CONFIG_HUGETLB_PAGE=y
> > +CONFIG_HWSPINLOCK=y
> > +CONFIG_HW_RANDOM=y
> > +CONFIG_HW_RANDOM_CAVIUM=y
> > +CONFIG_I2C=y
> > +CONFIG_I2C_ALGOBIT=y
> > +CONFIG_I2C_BOARDINFO=y
> > +CONFIG_I2C_CHARDEV=y
> > +CONFIG_I2C_MUX=y
> > +CONFIG_I2C_SMBUS=y
> > +CONFIG_I2C_THUNDERX=y
> > +CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000
> > +CONFIG_INITRAMFS_SOURCE=""
> > +CONFIG_INLINE_READ_LOCK=y
> > +CONFIG_INLINE_READ_LOCK_BH=y
> > +CONFIG_INLINE_READ_LOCK_IRQ=y
> > +CONFIG_INLINE_READ_LOCK_IRQSAVE=y
> > +CONFIG_INLINE_READ_UNLOCK_BH=y
> > +CONFIG_INLINE_READ_UNLOCK_IRQRESTORE=y
> > +CONFIG_INLINE_SPIN_LOCK=y
> > +CONFIG_INLINE_SPIN_LOCK_BH=y
> > +CONFIG_INLINE_SPIN_LOCK_IRQ=y
> > +CONFIG_INLINE_SPIN_LOCK_IRQSAVE=y
> > +CONFIG_INLINE_SPIN_TRYLOCK=y
> > +CONFIG_INLINE_SPIN_TRYLOCK_BH=y
> > +CONFIG_INLINE_SPIN_UNLOCK_BH=y
> > +CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE=y
> > +CONFIG_INLINE_WRITE_LOCK=y
> > +CONFIG_INLINE_WRITE_LOCK_BH=y
> > +CONFIG_INLINE_WRITE_LOCK_IRQ=y
> > +CONFIG_INLINE_WRITE_LOCK_IRQSAVE=y
> > +CONFIG_INLINE_WRITE_UNLOCK_BH=y
> > +CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE=y
> > +# CONFIG_IOSCHED_DEADLINE is not set
> > +CONFIG_IRQCHIP=y
> > +CONFIG_IRQ_DOMAIN=y
> > +CONFIG_IRQ_DOMAIN_HIERARCHY=y
> > +CONFIG_IRQ_FASTEOI_HIERARCHY_HANDLERS=y
> > +CONFIG_IRQ_FORCED_THREADING=y
> > +CONFIG_IRQ_TIME_ACCOUNTING=y
> > +CONFIG_IRQ_WORK=y
> > +# CONFIG_ISDN is not set
> > +CONFIG_JBD2=y
> > +CONFIG_JUMP_LABEL=y
> > +CONFIG_KEXEC=y
> > +CONFIG_KEXEC_CORE=y
> > +CONFIG_KSM=y
> > +CONFIG_LIBFDT=y
> > +CONFIG_LOCK_DEBUGGING_SUPPORT=y
> > +CONFIG_LOCK_SPIN_ON_OWNER=y
> > +CONFIG_LZO_COMPRESS=y
> > +CONFIG_LZO_DECOMPRESS=y
> > +CONFIG_MAGIC_SYSRQ=y
> > +CONFIG_MAILBOX=y
> > +# CONFIG_MAILBOX_TEST is not set
> > +CONFIG_MDIO_BUS=y
> > +CONFIG_MDIO_CAVIUM=y
> > +CONFIG_MDIO_DEVICE=y
> > +CONFIG_MDIO_THUNDER=y
> > +CONFIG_MEMFD_CREATE=y
> > +CONFIG_MEMORY_BALLOON=y
> > +CONFIG_MEMORY_ISOLATION=y
> > +CONFIG_MEMTEST=y
> > +CONFIG_MFD_SYSCON=y
> > +CONFIG_MIGRATION=y
> > +CONFIG_MMC=y
> > +CONFIG_MMC_BLOCK=y
> > +CONFIG_MMC_CAVIUM_THUNDERX=y
> > +# CONFIG_MMC_TIFM_SD is not set
> > +CONFIG_MODULES_USE_ELF_RELA=y
> > +CONFIG_MSDOS_FS=y
> > +# CONFIG_MTD is not set
> > +CONFIG_MUTEX_SPIN_ON_OWNER=y
> > +CONFIG_NEED_DMA_MAP_STATE=y
> > +CONFIG_NEED_MULTIPLE_NODES=y
> > +CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y
> > +CONFIG_NEED_SG_DMA_LENGTH=y
> > +CONFIG_NET_FLOW_LIMIT=y
> > +CONFIG_NLS=y
> > +CONFIG_NLS_CODEPAGE_437=y
> > +CONFIG_NLS_ISO8859_1=y
> > +CONFIG_NODES_SHIFT=2
> > +CONFIG_NO_BOOTMEM=y
> > +CONFIG_NO_HZ_COMMON=y
> > +CONFIG_NO_HZ_IDLE=y
> > +CONFIG_NR_CPUS=64
> > +CONFIG_NUMA=y
> > +CONFIG_NUMA_BALANCING=y
> > +CONFIG_NUMA_BALANCING_DEFAULT_ENABLED=y
> > +CONFIG_NVMEM=y
> > +CONFIG_OF=y
> > +CONFIG_OF_ADDRESS=y
> > +CONFIG_OF_EARLY_FLATTREE=y
> > +CONFIG_OF_FLATTREE=y
> > +CONFIG_OF_GPIO=y
> > +CONFIG_OF_IRQ=y
> > +CONFIG_OF_KOBJ=y
> > +CONFIG_OF_MDIO=y
> > +CONFIG_OF_NET=y
> > +CONFIG_OF_NUMA=y
> > +CONFIG_OF_RESERVED_MEM=y
> > +CONFIG_OPTEE=y
> > +CONFIG_OPTEE_SHM_NUM_PRIV_PAGES=1
> > +CONFIG_PADATA=y
> > +CONFIG_PARAVIRT=y
> > +CONFIG_PARTITION_PERCPU=y
> > +CONFIG_PCI=y
> > +CONFIG_PCIEAER=y
> > +CONFIG_PCIEPORTBUS=y
> > +CONFIG_PCIE_PME=y
> > +CONFIG_PCI_ATS=y
> > +CONFIG_PCI_DOMAINS=y
> > +CONFIG_PCI_DOMAINS_GENERIC=y
> > +CONFIG_PCI_ECAM=y
> > +CONFIG_PCI_HOST_COMMON=y
> > +CONFIG_PCI_HOST_GENERIC=y
> > +CONFIG_PCI_HOST_THUNDER_ECAM=y
> > +CONFIG_PCI_HOST_THUNDER_PEM=y
> > +CONFIG_PCI_IOV=y
> > +CONFIG_PCI_MSI=y
> > +CONFIG_PCI_MSI_IRQ_DOMAIN=y
> > +CONFIG_PGTABLE_LEVELS=4
> > +CONFIG_PHYLIB=y
> > +CONFIG_PHYS_ADDR_T_64BIT=y
> > +CONFIG_PM=y
> > +CONFIG_PM_CLK=y
> > +# CONFIG_PM_DEBUG is not set
> > +CONFIG_PM_SLEEP=y
> > +CONFIG_PM_SLEEP_SMP=y
> > +CONFIG_PM_STD_PARTITION=""
> > +CONFIG_POSIX_MQUEUE=y
> > +CONFIG_POSIX_MQUEUE_SYSCTL=y
> > +CONFIG_POWER_RESET=y
> > +CONFIG_POWER_RESET_SYSCON=y
> > +CONFIG_POWER_RESET_XGENE=y
> > +CONFIG_POWER_SUPPLY=y
> > +CONFIG_PROC_VMCORE=y
> > +CONFIG_QUEUED_RWLOCKS=y
> > +CONFIG_QUEUED_SPINLOCKS=y
> > +CONFIG_RADIX_TREE_MULTIORDER=y
> > +# CONFIG_RANDOMIZE_BASE is not set
> > +CONFIG_RAS=y
> > +CONFIG_RATIONAL=y
> > +# CONFIG_RAVE_SP_CORE is not set
> > +CONFIG_RCU_NEED_SEGCBLIST=y
> > +CONFIG_RCU_STALL_COMMON=y
> > +CONFIG_REBOOT_MODE=y
> > +CONFIG_REFCOUNT_FULL=y
> > +CONFIG_REGMAP=y
> > +CONFIG_REGMAP_I2C=y
> > +CONFIG_REGMAP_MMIO=y
> > +CONFIG_REGMAP_SPI=y
> > +CONFIG_RESET_CONTROLLER=y
> > +CONFIG_RFS_ACCEL=y
> > +CONFIG_RPS=y
> > +CONFIG_RTC_CLASS=y
> > +CONFIG_RTC_DRV_DS1672=y
> > +CONFIG_RTC_I2C_AND_SPI=y
> > +CONFIG_RWSEM_SPIN_ON_OWNER=y
> > +CONFIG_RWSEM_XCHGADD_ALGORITHM=y
> > +CONFIG_SATA_AHCI=y
> > +CONFIG_SATA_AHCI_PLATFORM=y
> > +CONFIG_SCHED_INFO=y
> > +CONFIG_SCHED_MC=y
> > +CONFIG_SCSI=y
> > +# CONFIG_SCSI_LOWLEVEL is not set
> > +# CONFIG_SCSI_PROC_FS is not set
> > +CONFIG_SCSI_SAS_ATA=y
> > +CONFIG_SCSI_SAS_ATTRS=y
> > +CONFIG_SCSI_SAS_HOST_SMP=y
> > +CONFIG_SCSI_SAS_LIBSAS=y
> > +CONFIG_SECCOMP=y
> > +CONFIG_SECCOMP_FILTER=y
> > +CONFIG_SERIAL_8250_DW=y
> > +CONFIG_SERIAL_8250_EXTENDED=y
> > +CONFIG_SERIAL_8250_FSL=y
> > +CONFIG_SERIAL_8250_SHARE_IRQ=y
> > +CONFIG_SERIAL_AMBA_PL011=y
> > +CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
> > +CONFIG_SERIAL_DEV_BUS=y
> > +CONFIG_SERIAL_DEV_CTRL_TTYPORT=y
> > +CONFIG_SERIAL_OF_PLATFORM=y
> > +CONFIG_SERIAL_XILINX_PS_UART=y
> > +CONFIG_SERIAL_XILINX_PS_UART_CONSOLE=y
> > +CONFIG_SG_POOL=y
> > +CONFIG_SMP=y
> > +CONFIG_SPARSEMEM=y
> > +CONFIG_SPARSEMEM_EXTREME=y
> > +CONFIG_SPARSEMEM_MANUAL=y
> > +CONFIG_SPARSEMEM_VMEMMAP=y
> > +CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
> > +CONFIG_SPARSE_IRQ=y
> > +CONFIG_SPI=y
> > +CONFIG_SPI_MASTER=y
> > +CONFIG_SPI_THUNDERX=y
> > +CONFIG_SRAM=y
> > +CONFIG_SRCU=y
> > +CONFIG_SWIOTLB=y
> > +CONFIG_SWPHY=y
> > +CONFIG_SYNC_FILE=y
> > +CONFIG_SYSCON_REBOOT_MODE=y
> > +CONFIG_SYSCTL_EXCEPTION_TRACE=y
> > +CONFIG_SYS_SUPPORTS_HUGETLBFS=y
> > +CONFIG_TASKSTATS=y
> > +CONFIG_TASK_DELAY_ACCT=y
> > +CONFIG_TASK_IO_ACCOUNTING=y
> > +CONFIG_TASK_XACCT=y
> > +CONFIG_TEE=y
> > +CONFIG_THREAD_INFO_IN_TASK=y
> > +CONFIG_THUNDER_NIC_BGX=y
> > +CONFIG_THUNDER_NIC_PF=y
> > +CONFIG_THUNDER_NIC_RGX=y
> > +CONFIG_THUNDER_NIC_VF=y
> > +CONFIG_TICK_CPU_ACCOUNTING=y
> > +CONFIG_TIMER_OF=y
> > +CONFIG_TIMER_PROBE=y
> > +CONFIG_TRANSPARENT_HUGEPAGE=y
> > +CONFIG_TRANSPARENT_HUGEPAGE_ALWAYS=y
> > +# CONFIG_TRANSPARENT_HUGEPAGE_MADVISE is not set
> > +CONFIG_TRANSPARENT_HUGE_PAGECACHE=y
> > +CONFIG_TREE_RCU=y
> > +CONFIG_TREE_SRCU=y
> > +CONFIG_UNMAP_KERNEL_AT_EL0=y
> > +CONFIG_USB=y
> > +CONFIG_USB_COMMON=y
> > +# CONFIG_USB_EHCI_HCD is not set
> > +CONFIG_USB_PCI=y
> > +CONFIG_USB_SUPPORT=y
> > +# CONFIG_USB_UHCI_HCD is not set
> > +CONFIG_USB_XHCI_HCD=y
> > +CONFIG_USB_XHCI_PCI=y
> > +CONFIG_USB_XHCI_PLATFORM=y
> > +CONFIG_USE_PERCPU_NUMA_NODE_ID=y
> > +CONFIG_VIRTIO=y
> > +CONFIG_VIRTIO_BALLOON=y
> > +# CONFIG_VIRTIO_BLK is not set
> > +# CONFIG_VIRTIO_CONSOLE is not set
> > +CONFIG_VIRTIO_MMIO=y
> > +# CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES is not set
> > +# CONFIG_VIRTIO_NET is not set
> > +CONFIG_VIRTIO_PCI=y
> > +CONFIG_VIRTIO_PCI_LEGACY=y
> > +CONFIG_VMAP_STACK=y
> > +CONFIG_WATCHDOG_CORE=y
> > +CONFIG_XPS=y
> > +CONFIG_ZONE_DMA32=y
> > diff --git a/target/linux/octeontx/patches-4.19/0001-net-thunderx-use-proper-interface-type-for-RGMII.patch b/target/linux/octeontx/patches-4.19/0001-net-thunderx-use-proper-interface-type-for-RGMII.patch
> > new file mode 100644
> > index 0000000..0369e6f
> > --- /dev/null
> > +++ b/target/linux/octeontx/patches-4.19/0001-net-thunderx-use-proper-interface-type-for-RGMII.patch
> > @@ -0,0 +1,47 @@
> > +From 2d3da16317086ba6048c601ee88cdc96f19fd741 Mon Sep 17 00:00:00 2001
> > +From: Tim Harvey <tharvey at gateworks.com>
> > +Date: Fri, 7 Feb 2020 12:40:26 -0800
> > +Subject: [PATCH 01/12] net: thunderx: use proper interface type for RGMII
> > +
> > +The configuration of the OCTEONTX XCV_DLL_CTL register via
> > +xcv_init_hw() is such that the RGMII RX delay is bypassed
> > +leaving the RGMII TX delay enabled in the MAC:
> > +
> > + /* Configure DLL - enable or bypass
> > + * TX no bypass, RX bypass
> > + */
> > + cfg = readq_relaxed(xcv->reg_base + XCV_DLL_CTL);
> > + cfg &= ~0xFF03;
> > + cfg |= CLKRX_BYP;
> > + writeq_relaxed(cfg, xcv->reg_base + XCV_DLL_CTL);
> > +
> > +This would coorespond to a interface type of PHY_INTERFACE_MODE_RGMII_RXID
> > +and not PHY_INTERFACE_MODE_RGMII.
> > +
> > +Fixing this allows RGMII PHY drivers to do the right thing (enable
> > +RX delay in the PHY) instead of erroneously enabling both delays in the
> > +PHY.
> > +
> > +Signed-off-by: Tim Harvey <tharvey at gateworks.com>
> > +Reviewed-by: Andrew Lunn <andrew at lunn.ch>
> > +Signed-off-by: David S. Miller <davem at davemloft.net>
> > +---
> > + drivers/net/ethernet/cavium/thunder/thunder_bgx.c | 2 +-
> > + 1 file changed, 1 insertion(+), 1 deletion(-)
> > +
> > +diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
> > +index 8ae28f8..5f2db9c 100644
> > +--- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
> > ++++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
> > +@@ -1042,7 +1042,7 @@ static int phy_interface_mode(u8 lmac_type)
> > + if (lmac_type == BGX_MODE_QSGMII)
> > + return PHY_INTERFACE_MODE_QSGMII;
> > + if (lmac_type == BGX_MODE_RGMII)
> > +- return PHY_INTERFACE_MODE_RGMII;
> > ++ return PHY_INTERFACE_MODE_RGMII_RXID;
> > +
> > + return PHY_INTERFACE_MODE_SGMII;
> > + }
> > +--
> > +2.7.4
> > +
> > diff --git a/target/linux/octeontx/patches-4.19/0002-net-thunderx-workaround-BGX-TX-Underflow-issue.patch b/target/linux/octeontx/patches-4.19/0002-net-thunderx-workaround-BGX-TX-Underflow-issue.patch
> > new file mode 100644
> > index 0000000..597dd9d
> > --- /dev/null
> > +++ b/target/linux/octeontx/patches-4.19/0002-net-thunderx-workaround-BGX-TX-Underflow-issue.patch
> > @@ -0,0 +1,150 @@
> > +From 585ddca487c827178cf697f8bc2e87346061d155 Mon Sep 17 00:00:00 2001
> > +From: Tim Harvey <tharvey at gateworks.com>
> > +Date: Wed, 19 Feb 2020 15:19:36 -0800
> > +Subject: [PATCH 02/12] 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 at gateworks.com>
> > +Reviewed-by: Robert Jones <rjones at gateworks.com>
> > +Signed-off-by: David S. Miller <davem at davemloft.net>
> > +---
> > + drivers/net/ethernet/cavium/thunder/thunder_bgx.c | 62 +++++++++++++++++++++--
> > + drivers/net/ethernet/cavium/thunder/thunder_bgx.h | 9 ++++
> > + 2 files changed, 68 insertions(+), 3 deletions(-)
> > +
> > +diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
> > +index 5f2db9c..ade414a 100644
> > +--- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
> > ++++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
> > +@@ -413,10 +413,19 @@ void bgx_lmac_rx_tx_enable(int node, int bgx_idx, int lmacid, bool enable)
> > + lmac = &bgx->lmac[lmacid];
> > +
> > + cfg = bgx_reg_read(bgx, lmacid, BGX_CMRX_CFG);
> > +- if (enable)
> > ++ if (enable) {
> > + cfg |= CMR_PKT_RX_EN | CMR_PKT_TX_EN;
> > +- else
> > ++
> > ++ /* enable TX FIFO Underflow interrupt */
> > ++ bgx_reg_modify(bgx, lmacid, BGX_GMP_GMI_TXX_INT_ENA_W1S,
> > ++ GMI_TXX_INT_UNDFLW);
> > ++ } else {
> > + cfg &= ~(CMR_PKT_RX_EN | CMR_PKT_TX_EN);
> > ++
> > ++ /* Disable TX FIFO Underflow interrupt */
> > ++ bgx_reg_modify(bgx, lmacid, BGX_GMP_GMI_TXX_INT_ENA_W1C,
> > ++ GMI_TXX_INT_UNDFLW);
> > ++ }
> > + bgx_reg_write(bgx, lmacid, BGX_CMRX_CFG, cfg);
> > +
> > + if (bgx->is_rgx)
> > +@@ -1544,6 +1553,48 @@ 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;
> > ++ 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) {
> > ++ pci_err(bgx->pdev, "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 void bgx_register_intr(struct pci_dev *pdev)
> > ++{
> > ++ struct bgx *bgx = pci_get_drvdata(pdev);
> > ++ int ret;
> > ++
> > ++ ret = pci_alloc_irq_vectors(pdev, BGX_LMAC_VEC_OFFSET,
> > ++ BGX_LMAC_VEC_OFFSET, PCI_IRQ_ALL_TYPES);
> > ++ if (ret < 0) {
> > ++ pci_err(pdev, "Req for #%d msix vectors failed\n",
> > ++ BGX_LMAC_VEC_OFFSET);
> > ++ return;
> > ++ }
> > ++ ret = pci_request_irq(pdev, GMPX_GMI_TX_INT, bgx_intr_handler, NULL,
> > ++ bgx, "BGX%d", bgx->bgx_id);
> > ++ if (ret)
> > ++ pci_free_irq(pdev, GMPX_GMI_TX_INT, bgx);
> > ++}
> > ++
> > + static int bgx_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> > + {
> > + int err;
> > +@@ -1559,7 +1610,7 @@ static int bgx_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> > +
> > + pci_set_drvdata(pdev, bgx);
> > +
> > +- err = pci_enable_device(pdev);
> > ++ err = pcim_enable_device(pdev);
> > + if (err) {
> > + dev_err(dev, "Failed to enable PCI device\n");
> > + pci_set_drvdata(pdev, NULL);
> > +@@ -1613,6 +1664,8 @@ static int bgx_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> > +
> > + 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);
> > +@@ -1629,6 +1682,7 @@ static int bgx_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> > +
> > + err_enable:
> > + bgx_vnic[bgx->bgx_id] = NULL;
> > ++ pci_free_irq(pdev, GMPX_GMI_TX_INT, bgx);
> > + err_release_regions:
> > + pci_release_regions(pdev);
> > + err_disable_device:
> > +@@ -1646,6 +1700,8 @@ static void bgx_remove(struct pci_dev *pdev)
> > + for (lmac = 0; lmac < bgx->lmac_count; lmac++)
> > + bgx_lmac_disable(bgx, lmac);
> > +
> > ++ pci_free_irq(pdev, GMPX_GMI_TX_INT, bgx);
> > ++
> > + bgx_vnic[bgx->bgx_id] = NULL;
> > + pci_release_regions(pdev);
> > + pci_disable_device(pdev);
> > +diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
> > +index cbdd20b..ac0c89c 100644
> > +--- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
> > ++++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
> > +@@ -183,6 +183,15 @@
> > + #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
> > +--
> > +2.7.4
> > +
> > diff --git a/target/linux/octeontx/patches-4.19/0003-can-mcp251x-convert-to-half-duplex-SPI.patch b/target/linux/octeontx/patches-4.19/0003-can-mcp251x-convert-to-half-duplex-SPI.patch
> > new file mode 100644
> > index 0000000..aabf1b9
> > --- /dev/null
> > +++ b/target/linux/octeontx/patches-4.19/0003-can-mcp251x-convert-to-half-duplex-SPI.patch
> > @@ -0,0 +1,51 @@
> > +From 6edfb172ff1dd3cfc84c19790c245a4005474bb7 Mon Sep 17 00:00:00 2001
> > +From: Tim Harvey <tharvey at gateworks.com>
> > +Date: Tue, 25 Feb 2020 12:01:36 -0800
> > +Subject: [PATCH 03/12] can: mcp251x: convert to half-duplex SPI
> > +
> > +Some SPI host controllers such as the Cavium Thunder do not support
> > +full-duplex SPI. Using half-duplex transfers allows the driver to work
> > +with those host controllers.
> > +
> > +Signed-off-by: Tim Harvey <tharvey at gateworks.com>
> > +---
> > + drivers/net/can/spi/mcp251x.c | 10 +++++-----
> > + 1 file changed, 5 insertions(+), 5 deletions(-)
> > +
> > +diff --git a/drivers/net/can/spi/mcp251x.c b/drivers/net/can/spi/mcp251x.c
> > +index 0b0dd3f0..c655b29 100644
> > +--- a/drivers/net/can/spi/mcp251x.c
> > ++++ b/drivers/net/can/spi/mcp251x.c
> > +@@ -345,8 +345,7 @@ static u8 mcp251x_read_reg(struct spi_device *spi, uint8_t reg)
> > + priv->spi_tx_buf[0] = INSTRUCTION_READ;
> > + priv->spi_tx_buf[1] = reg;
> > +
> > +- mcp251x_spi_trans(spi, 3);
> > +- val = priv->spi_rx_buf[2];
> > ++ spi_write_then_read(spi, priv->spi_tx_buf, 2, &val, 1);
> > +
> > + return val;
> > + }
> > +@@ -354,15 +353,16 @@ static u8 mcp251x_read_reg(struct spi_device *spi, uint8_t reg)
> > + static void mcp251x_read_2regs(struct spi_device *spi, uint8_t reg,
> > + uint8_t *v1, uint8_t *v2)
> > + {
> > ++ u8 val[4] = {0};
> > + struct mcp251x_priv *priv = spi_get_drvdata(spi);
> > +
> > + priv->spi_tx_buf[0] = INSTRUCTION_READ;
> > + priv->spi_tx_buf[1] = reg;
> > +
> > +- mcp251x_spi_trans(spi, 4);
> > ++ spi_write_then_read(spi, priv->spi_tx_buf, 2, val, 2);
> > +
> > +- *v1 = priv->spi_rx_buf[2];
> > +- *v2 = priv->spi_rx_buf[3];
> > ++ *v1 = val[0];
> > ++ *v2 = val[1];
> > + }
> > +
> > + static void mcp251x_write_reg(struct spi_device *spi, u8 reg, uint8_t val)
> > +--
> > +2.7.4
> > +
> > diff --git a/target/linux/octeontx/patches-4.19/0004-PCI-add-quirk-for-Gateworks-PLX-PEX860x-switch-with-.patch b/target/linux/octeontx/patches-4.19/0004-PCI-add-quirk-for-Gateworks-PLX-PEX860x-switch-with-.patch
> > new file mode 100644
> > index 0000000..f7bc97c
> > --- /dev/null
> > +++ b/target/linux/octeontx/patches-4.19/0004-PCI-add-quirk-for-Gateworks-PLX-PEX860x-switch-with-.patch
> > @@ -0,0 +1,64 @@
> > +From d0ff7a1bcfe886cab1a237895b08ac51ecfe10e7 Mon Sep 17 00:00:00 2001
> > +From: Tim Harvey <tharvey at gateworks.com>
> > +Date: Wed, 10 Apr 2019 08:00:47 -0700
> > +Subject: [PATCH 04/12] PCI: add quirk for Gateworks PLX PEX860x switch with
> > + GPIO PERST#
> > +
> > +Gateworks boards use PLX PEX860x switches where downstream ports
> > +have their PERST# driven from the PEX GPIO.
> > +
> > +Signed-off-by: Tim Harvey <tharvey at gateworks.com>
> > +---
> > + drivers/pci/quirks.c | 32 ++++++++++++++++++++++++++++++++
> > + 1 file changed, 32 insertions(+)
> > +
> > +diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
> > +index 419dda6..40e2ddb 100644
> > +--- a/drivers/pci/quirks.c
> > ++++ b/drivers/pci/quirks.c
> > +@@ -26,6 +26,7 @@
> > + #include <linux/ktime.h>
> > + #include <linux/mm.h>
> > + #include <linux/nvme.h>
> > ++#include <linux/of.h>
> > + #include <linux/platform_data/x86/apple.h>
> > + #include <linux/pm_runtime.h>
> > + #include <linux/switchtec.h>
> > +@@ -5216,3 +5217,34 @@ static void quirk_reset_lenovo_thinkpad_p50_nvgpu(struct pci_dev *pdev)
> > + DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_VENDOR_ID_NVIDIA, 0x13b1,
> > + PCI_CLASS_DISPLAY_VGA, 8,
> > + quirk_reset_lenovo_thinkpad_p50_nvgpu);
> > ++
> > ++#ifdef CONFIG_PCI_HOST_THUNDER_PEM
> > ++/*
> > ++ * fixup for PLX PEX8909 bridge to configure GPIO1-7 as output High
> > ++ * as they are used for slots1-7 PERST#
> > ++ */
> > ++static void newport_pciesw_early_fixup(struct pci_dev *dev)
> > ++{
> > ++ u32 dw;
> > ++
> > ++ if (!of_machine_is_compatible("gw,newport"))
> > ++ return;
> > ++
> > ++ if (dev->devfn != 0)
> > ++ return;
> > ++
> > ++ dev_info(&dev->dev, "de-asserting PERST#\n");
> > ++ pci_read_config_dword(dev, 0x62c, &dw);
> > ++ dw |= 0xaaa8; /* GPIO1-7 outputs */
> > ++ pci_write_config_dword(dev, 0x62c, dw);
> > ++
> > ++ pci_read_config_dword(dev, 0x644, &dw);
> > ++ dw |= 0xfe; /* GPIO1-7 output high */
> > ++ pci_write_config_dword(dev, 0x644, dw);
> > ++
> > ++ msleep(100);
> > ++}
> > ++DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_PLX, 0x8609, newport_pciesw_early_fixup);
> > ++DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_PLX, 0x8606, newport_pciesw_early_fixup);
> > ++DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_PLX, 0x8604, newport_pciesw_early_fixup);
> > ++#endif /* CONFIG_PCI_HOST_THUNDER_PEM */
> > +--
> > +2.7.4
> > +
> >
>
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