[OpenWrt-Devel] [PATCH] octeontx: move to 4.19 kernel

John Crispin john at phrozen.org
Wed Feb 26 15:25:42 EST 2020


On 26.02.20 17:17, Tim Harvey wrote:
> 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?
thats the spirit, truely appreciated, just send it to the ML as Adrian 
already said :)
	John

> 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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