From: Christian Marangi Date: Wed, 20 Mar 2024 10:09:07 +0000 (+0100) Subject: kernel/ipq40xx: Restore kernel files for v6.1 X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=2265413bbf4e49f2961ef9daac8637c0ec0075c4;p=openwrt%2Fstaging%2Fnbd.git kernel/ipq40xx: Restore kernel files for v6.1 This is an automatically generated commit which aids following Kernel patch history, as git will see the move and copy as a rename thus defeating the purpose. See: https://lists.openwrt.org/pipermail/openwrt-devel/2023-October/041673.html for the original discussion. Signed-off-by: Christian Marangi --- diff --git a/target/linux/ipq40xx/config-6.1 b/target/linux/ipq40xx/config-6.1 new file mode 100644 index 0000000000..f14dd0a474 --- /dev/null +++ b/target/linux/ipq40xx/config-6.1 @@ -0,0 +1,540 @@ +CONFIG_ALIGNMENT_TRAP=y +# CONFIG_APQ_GCC_8084 is not set +# CONFIG_APQ_MMCC_8084 is not set +CONFIG_ARCH_32BIT_OFF_T=y +CONFIG_ARCH_HIBERNATION_POSSIBLE=y +CONFIG_ARCH_IPQ40XX=y +CONFIG_ARCH_KEEP_MEMBLOCK=y +# CONFIG_ARCH_MDM9615 is not set +CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y +# CONFIG_ARCH_MSM8909 is not set +# CONFIG_ARCH_MSM8916 is not set +# CONFIG_ARCH_MSM8960 is not set +# CONFIG_ARCH_MSM8974 is not set +# CONFIG_ARCH_MSM8X60 is not set +CONFIG_ARCH_MULTIPLATFORM=y +CONFIG_ARCH_MULTI_V6_V7=y +CONFIG_ARCH_MULTI_V7=y +CONFIG_ARCH_NR_GPIO=0 +CONFIG_ARCH_OPTIONAL_KERNEL_RWX=y +CONFIG_ARCH_OPTIONAL_KERNEL_RWX_DEFAULT=y +CONFIG_ARCH_QCOM=y +CONFIG_ARCH_SELECT_MEMORY_MODEL=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SUSPEND_POSSIBLE=y +CONFIG_ARM=y +CONFIG_ARM_AMBA=y +CONFIG_ARM_APPENDED_DTB=y +CONFIG_ARM_ARCH_TIMER=y +CONFIG_ARM_ARCH_TIMER_EVTSTREAM=y +# CONFIG_ARM_ATAG_DTB_COMPAT is not set +CONFIG_ARM_CPUIDLE=y +# CONFIG_ARM_CPU_TOPOLOGY is not set +CONFIG_ARM_GIC=y +CONFIG_ARM_HAS_GROUP_RELOCS=y +CONFIG_ARM_L1_CACHE_SHIFT=6 +CONFIG_ARM_L1_CACHE_SHIFT_6=y +CONFIG_ARM_PATCH_IDIV=y +CONFIG_ARM_PATCH_PHYS_VIRT=y +# CONFIG_ARM_QCOM_CPUFREQ_HW is not set +# CONFIG_ARM_QCOM_CPUFREQ_NVMEM is not set +# CONFIG_ARM_QCOM_SPM_CPUIDLE is not set +# CONFIG_ARM_SMMU is not set +CONFIG_ARM_THUMB=y +CONFIG_ARM_UNWIND=y +CONFIG_ARM_VIRT_EXT=y +CONFIG_AT803X_PHY=y +CONFIG_AUTO_ZRELADDR=y +CONFIG_BCH=y +CONFIG_BINFMT_FLAT_ARGVP_ENVP_ON_STACK=y +CONFIG_BLK_DEV_LOOP=y +CONFIG_BLK_MQ_PCI=y +CONFIG_BOUNCE=y +# CONFIG_CACHE_L2X0 is not set +CONFIG_CC_HAVE_STACKPROTECTOR_TLS=y +CONFIG_CC_IMPLICIT_FALLTHROUGH="-Wimplicit-fallthrough=5" +CONFIG_CC_NO_ARRAY_BOUNDS=y +CONFIG_CLKSRC_QCOM=y +CONFIG_CLONE_BACKWARDS=y +CONFIG_CMDLINE_PARTITION=y +CONFIG_COMMON_CLK=y +CONFIG_COMMON_CLK_QCOM=y +CONFIG_COMPACT_UNEVICTABLE_DEFAULT=1 +CONFIG_COMPAT_32BIT_TIME=y +CONFIG_CONTEXT_TRACKING=y +CONFIG_CONTEXT_TRACKING_IDLE=y +CONFIG_CPUFREQ_DT=y +CONFIG_CPUFREQ_DT_PLATDEV=y +CONFIG_CPU_32v6K=y +CONFIG_CPU_32v7=y +CONFIG_CPU_ABRT_EV7=y +CONFIG_CPU_CACHE_V7=y +CONFIG_CPU_CACHE_VIPT=y +CONFIG_CPU_COPY_V6=y +CONFIG_CPU_CP15=y +CONFIG_CPU_CP15_MMU=y +CONFIG_CPU_FREQ=y +# CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND is not set +CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y +CONFIG_CPU_FREQ_GOV_ATTR_SET=y +CONFIG_CPU_FREQ_GOV_COMMON=y +# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set +CONFIG_CPU_FREQ_GOV_ONDEMAND=y +CONFIG_CPU_FREQ_GOV_PERFORMANCE=y +# CONFIG_CPU_FREQ_GOV_POWERSAVE is not set +# CONFIG_CPU_FREQ_GOV_USERSPACE is not set +CONFIG_CPU_FREQ_STAT=y +CONFIG_CPU_HAS_ASID=y +CONFIG_CPU_IDLE=y +CONFIG_CPU_IDLE_GOV_LADDER=y +CONFIG_CPU_IDLE_GOV_MENU=y +CONFIG_CPU_IDLE_MULTIPLE_DRIVERS=y +CONFIG_CPU_LITTLE_ENDIAN=y +CONFIG_CPU_PABRT_V7=y +CONFIG_CPU_PM=y +CONFIG_CPU_RMAP=y +CONFIG_CPU_SPECTRE=y +CONFIG_CPU_THERMAL=y +CONFIG_CPU_THUMB_CAPABLE=y +CONFIG_CPU_TLB_V7=y +CONFIG_CPU_V7=y +CONFIG_CRC16=y +# CONFIG_CRC32_SARWATE is not set +CONFIG_CRC32_SLICEBY8=y +CONFIG_CRC8=y +CONFIG_CRYPTO_AES_ARM=y +CONFIG_CRYPTO_AES_ARM_BS=y +CONFIG_CRYPTO_ARCH_HAVE_LIB_BLAKE2S=y +CONFIG_CRYPTO_BLAKE2S_ARM=y +CONFIG_CRYPTO_CBC=y +CONFIG_CRYPTO_CRYPTD=y +CONFIG_CRYPTO_DEFLATE=y +CONFIG_CRYPTO_DES=y +CONFIG_CRYPTO_DEV_QCE=y +# CONFIG_CRYPTO_DEV_QCE_ENABLE_AEAD is not set +# CONFIG_CRYPTO_DEV_QCE_ENABLE_ALL is not set +# CONFIG_CRYPTO_DEV_QCE_ENABLE_SHA is not set +CONFIG_CRYPTO_DEV_QCE_ENABLE_SKCIPHER=y +CONFIG_CRYPTO_DEV_QCE_SKCIPHER=y +CONFIG_CRYPTO_DEV_QCE_SW_MAX_LEN=512 +CONFIG_CRYPTO_DEV_QCOM_RNG=y +CONFIG_CRYPTO_DRBG=y +CONFIG_CRYPTO_DRBG_HMAC=y +CONFIG_CRYPTO_DRBG_MENU=y +CONFIG_CRYPTO_ECB=y +CONFIG_CRYPTO_HASH_INFO=y +CONFIG_CRYPTO_HMAC=y +CONFIG_CRYPTO_HW=y +CONFIG_CRYPTO_JITTERENTROPY=y +CONFIG_CRYPTO_LIB_DES=y +CONFIG_CRYPTO_LIB_SHA1=y +CONFIG_CRYPTO_LIB_SHA256=y +CONFIG_CRYPTO_LIB_UTILS=y +CONFIG_CRYPTO_LZO=y +CONFIG_CRYPTO_RNG=y +CONFIG_CRYPTO_RNG2=y +CONFIG_CRYPTO_RNG_DEFAULT=y +CONFIG_CRYPTO_SEQIV=y +CONFIG_CRYPTO_SHA1=y +CONFIG_CRYPTO_SHA256=y +CONFIG_CRYPTO_SHA256_ARM=y +CONFIG_CRYPTO_SHA512=y +CONFIG_CRYPTO_SIMD=y +CONFIG_CRYPTO_XTS=y +CONFIG_CRYPTO_ZSTD=y +CONFIG_CURRENT_POINTER_IN_TPIDRURO=y +CONFIG_DCACHE_WORD_ACCESS=y +CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_LL_INCLUDE="mach/debug-macro.S" +CONFIG_DEBUG_MISC=y +CONFIG_DMADEVICES=y +CONFIG_DMA_ENGINE=y +CONFIG_DMA_OF=y +CONFIG_DMA_OPS=y +CONFIG_DMA_SHARED_BUFFER=y +CONFIG_DMA_VIRTUAL_CHANNELS=y +CONFIG_DTC=y +CONFIG_DT_IDLE_STATES=y +CONFIG_EDAC_ATOMIC_SCRUB=y +CONFIG_EDAC_SUPPORT=y +CONFIG_EEPROM_AT24=y +CONFIG_EXCLUSIVE_SYSTEM_RAM=y +CONFIG_EXTCON=y +CONFIG_FIXED_PHY=y +CONFIG_FIX_EARLYCON_MEM=y +CONFIG_FWNODE_MDIO=y +CONFIG_FW_LOADER_PAGED_BUF=y +CONFIG_FW_LOADER_SYSFS=y +CONFIG_GCC11_NO_ARRAY_BOUNDS=y +CONFIG_GENERIC_ALLOCATOR=y +CONFIG_GENERIC_BUG=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_GENERIC_CLOCKEVENTS_BROADCAST=y +CONFIG_GENERIC_CPU_AUTOPROBE=y +CONFIG_GENERIC_CPU_VULNERABILITIES=y +CONFIG_GENERIC_EARLY_IOREMAP=y +CONFIG_GENERIC_GETTIMEOFDAY=y +CONFIG_GENERIC_IDLE_POLL_SETUP=y +CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y +CONFIG_GENERIC_IRQ_MULTI_HANDLER=y +CONFIG_GENERIC_IRQ_SHOW=y +CONFIG_GENERIC_IRQ_SHOW_LEVEL=y +CONFIG_GENERIC_LIB_DEVMEM_IS_ALLOWED=y +CONFIG_GENERIC_MSI_IRQ=y +CONFIG_GENERIC_MSI_IRQ_DOMAIN=y +CONFIG_GENERIC_PCI_IOMAP=y +CONFIG_GENERIC_PHY=y +CONFIG_GENERIC_PINCONF=y +CONFIG_GENERIC_PINCTRL_GROUPS=y +CONFIG_GENERIC_PINMUX_FUNCTIONS=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_GENERIC_VDSO_32=y +CONFIG_GPIOLIB_IRQCHIP=y +CONFIG_GPIO_74X164=y +CONFIG_GPIO_CDEV=y +CONFIG_GPIO_WATCHDOG=y +CONFIG_GPIO_WATCHDOG_ARCH_INITCALL=y +CONFIG_GRO_CELLS=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_SMP=y +CONFIG_HIGHMEM=y +# CONFIG_HIGHPTE is not set +CONFIG_HWSPINLOCK=y +CONFIG_HWSPINLOCK_QCOM=y +CONFIG_HW_RANDOM=y +CONFIG_HW_RANDOM_OPTEE=y +CONFIG_HZ_FIXED=0 +CONFIG_I2C=y +CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_CHARDEV=y +CONFIG_I2C_HELPER_AUTO=y +# CONFIG_I2C_QCOM_CCI is not set +CONFIG_I2C_QUP=y +CONFIG_INITRAMFS_SOURCE="" +# CONFIG_IOMMU_DEBUGFS is not set +# CONFIG_IOMMU_IO_PGTABLE_ARMV7S is not set +# CONFIG_IOMMU_IO_PGTABLE_LPAE is not set +CONFIG_IOMMU_SUPPORT=y +# CONFIG_IPQ_APSS_PLL is not set +CONFIG_IPQ_GCC_4019=y +# CONFIG_IPQ_GCC_6018 is not set +# CONFIG_IPQ_GCC_806X is not set +# CONFIG_IPQ_GCC_8074 is not set +# CONFIG_IPQ_LCC_806X is not set +CONFIG_IRQCHIP=y +CONFIG_IRQSTACKS=y +CONFIG_IRQ_DOMAIN=y +CONFIG_IRQ_DOMAIN_HIERARCHY=y +CONFIG_IRQ_FASTEOI_HIERARCHY_HANDLERS=y +CONFIG_IRQ_FORCED_THREADING=y +CONFIG_IRQ_WORK=y +CONFIG_KMAP_LOCAL=y +CONFIG_KMAP_LOCAL_NON_LINEAR_PTE_ARRAY=y +# CONFIG_KPSS_XCC is not set +# CONFIG_KRAITCC is not set +CONFIG_LED_TRIGGER_PHY=y +CONFIG_LEDS_LP5523=y +CONFIG_LEDS_LP5562=y +CONFIG_LEDS_LP55XX_COMMON=y +CONFIG_LEDS_TLC591XX=y +CONFIG_LIBFDT=y +CONFIG_LOCK_DEBUGGING_SUPPORT=y +CONFIG_LOCK_SPIN_ON_OWNER=y +CONFIG_LZO_COMPRESS=y +CONFIG_LZO_DECOMPRESS=y +CONFIG_MDIO_BITBANG=y +CONFIG_MDIO_BUS=y +CONFIG_MDIO_DEVICE=y +CONFIG_MDIO_DEVRES=y +CONFIG_MDIO_GPIO=y +CONFIG_MDIO_IPQ4019=y +# CONFIG_MDM_GCC_9615 is not set +# CONFIG_MDM_LCC_9615 is not set +CONFIG_MEMFD_CREATE=y +# CONFIG_MFD_HI6421_SPMI is not set +# CONFIG_MFD_QCOM_RPM is not set +# CONFIG_MFD_SPMI_PMIC is not set +CONFIG_MFD_SYSCON=y +CONFIG_MIGHT_HAVE_CACHE_L2X0=y +CONFIG_MIGRATION=y +CONFIG_MMC=y +CONFIG_MMC_BLOCK=y +CONFIG_MMC_CQHCI=y +CONFIG_MMC_SDHCI=y +CONFIG_MMC_SDHCI_IO_ACCESSORS=y +CONFIG_MMC_SDHCI_MSM=y +# CONFIG_MMC_SDHCI_PCI is not set +CONFIG_MMC_SDHCI_PLTFM=y +CONFIG_MODULES_USE_ELF_REL=y +# CONFIG_MSM_GCC_8660 is not set +# CONFIG_MSM_GCC_8909 is not set +# CONFIG_MSM_GCC_8916 is not set +# CONFIG_MSM_GCC_8939 is not set +# CONFIG_MSM_GCC_8960 is not set +# CONFIG_MSM_GCC_8974 is not set +# CONFIG_MSM_GCC_8976 is not set +# CONFIG_MSM_GCC_8994 is not set +# CONFIG_MSM_GCC_8996 is not set +# CONFIG_MSM_GCC_8998 is not set +# CONFIG_MSM_GPUCC_8998 is not set +# CONFIG_MSM_LCC_8960 is not set +# CONFIG_MSM_MMCC_8960 is not set +# CONFIG_MSM_MMCC_8974 is not set +# CONFIG_MSM_MMCC_8996 is not set +# CONFIG_MSM_MMCC_8998 is not set +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_NAND_CORE=y +CONFIG_MTD_NAND_ECC=y +CONFIG_MTD_NAND_ECC_SW_BCH=y +CONFIG_MTD_NAND_ECC_SW_HAMMING=y +CONFIG_MTD_NAND_QCOM=y +# CONFIG_MTD_QCOMSMEM_PARTS is not set +CONFIG_MTD_RAW_NAND=y +CONFIG_MTD_SPI_NAND=y +CONFIG_MTD_SPI_NOR=y +CONFIG_MTD_SPLIT_FIRMWARE=y +CONFIG_MTD_SPLIT_FIT_FW=y +CONFIG_MTD_SPLIT_WRGG_FW=y +CONFIG_MTD_UBI=y +CONFIG_MTD_UBI_BEB_LIMIT=20 +CONFIG_MTD_UBI_BLOCK=y +CONFIG_MTD_UBI_WL_THRESHOLD=4096 +CONFIG_MUTEX_SPIN_ON_OWNER=y +CONFIG_NEED_DMA_MAP_STATE=y +CONFIG_NEON=y +CONFIG_NET_DEVLINK=y +CONFIG_NET_DSA=y +CONFIG_NET_DSA_QCA8K_IPQ4019=y +CONFIG_NET_DSA_TAG_OOB=y +CONFIG_NET_FLOW_LIMIT=y +CONFIG_NET_PTP_CLASSIFY=y +CONFIG_NET_SELFTESTS=y +CONFIG_NET_SWITCHDEV=y +CONFIG_NLS=y +CONFIG_NO_HZ=y +CONFIG_NO_HZ_COMMON=y +CONFIG_NO_HZ_IDLE=y +CONFIG_NR_CPUS=4 +CONFIG_NVMEM=y +CONFIG_NVMEM_QCOM_QFPROM=y +# CONFIG_NVMEM_QCOM_SEC_QFPROM is not set +# CONFIG_NVMEM_SPMI_SDAM is not set +CONFIG_NVMEM_SYSFS=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_OLD_SIGACTION=y +CONFIG_OLD_SIGSUSPEND3=y +CONFIG_OPTEE=y +CONFIG_PADATA=y +CONFIG_PAGE_OFFSET=0xC0000000 +CONFIG_PAGE_POOL=y +CONFIG_PAGE_SIZE_LESS_THAN_256KB=y +CONFIG_PAGE_SIZE_LESS_THAN_64KB=y +CONFIG_PCI=y +CONFIG_PCIEAER=y +CONFIG_PCIEPORTBUS=y +CONFIG_PCIE_DW=y +CONFIG_PCIE_DW_HOST=y +CONFIG_PCIE_QCOM=y +CONFIG_PCI_DISABLE_COMMON_QUIRKS=y +CONFIG_PCI_DOMAINS=y +CONFIG_PCI_DOMAINS_GENERIC=y +CONFIG_PCI_MSI=y +CONFIG_PCI_MSI_IRQ_DOMAIN=y +CONFIG_PERF_USE_VMALLOC=y +CONFIG_PGTABLE_LEVELS=2 +CONFIG_PHYLIB=y +CONFIG_PHYLINK=y +# CONFIG_PHY_QCOM_APQ8064_SATA is not set +# CONFIG_PHY_QCOM_EDP is not set +CONFIG_PHY_QCOM_IPQ4019_USB=y +# CONFIG_PHY_QCOM_IPQ806X_SATA is not set +# CONFIG_PHY_QCOM_IPQ806X_USB is not set +# CONFIG_PHY_QCOM_PCIE2 is not set +# CONFIG_PHY_QCOM_QMP is not set +# CONFIG_PHY_QCOM_QUSB2 is not set +# CONFIG_PHY_QCOM_USB_HS_28NM is not set +# CONFIG_PHY_QCOM_USB_SNPS_FEMTO_V2 is not set +# CONFIG_PHY_QCOM_USB_SS is not set +CONFIG_PINCTRL=y +# CONFIG_PINCTRL_APQ8064 is not set +# CONFIG_PINCTRL_APQ8084 is not set +CONFIG_PINCTRL_IPQ4019=y +# CONFIG_PINCTRL_IPQ8064 is not set +# CONFIG_PINCTRL_MDM9615 is not set +CONFIG_PINCTRL_MSM=y +# CONFIG_PINCTRL_MSM8226 is not set +# CONFIG_PINCTRL_MSM8660 is not set +# CONFIG_PINCTRL_MSM8909 is not set +# CONFIG_PINCTRL_MSM8916 is not set +# CONFIG_PINCTRL_MSM8960 is not set +# CONFIG_PINCTRL_QCOM_SPMI_PMIC is not set +# CONFIG_PINCTRL_QCOM_SSBI_PMIC is not set +# CONFIG_PINCTRL_SDX65 is not set +CONFIG_PM_OPP=y +CONFIG_POWER_RESET=y +CONFIG_POWER_RESET_GPIO_RESTART=y +CONFIG_POWER_RESET_MSM=y +CONFIG_POWER_SUPPLY=y +CONFIG_PPS=y +CONFIG_PREEMPT_NONE_BUILD=y +CONFIG_PRINTK_TIME=y +CONFIG_PTP_1588_CLOCK=y +CONFIG_PTP_1588_CLOCK_OPTIONAL=y +CONFIG_QCA807X_PHY=y +# CONFIG_QCM_DISPCC_2290 is not set +# CONFIG_QCM_GCC_2290 is not set +CONFIG_QCOM_A53PLL=y +# CONFIG_QCOM_ADM is not set +CONFIG_QCOM_BAM_DMA=y +# CONFIG_QCOM_COMMAND_DB is not set +# CONFIG_QCOM_CPR is not set +# CONFIG_QCOM_EBI2 is not set +# CONFIG_QCOM_GENI_SE is not set +# CONFIG_QCOM_GSBI is not set +# CONFIG_QCOM_HFPLL is not set +# CONFIG_QCOM_ICC_BWMON is not set +# CONFIG_QCOM_IOMMU is not set +CONFIG_QCOM_IPQ4019_ESS_EDMA=y +# CONFIG_QCOM_LLCC is not set +# CONFIG_QCOM_OCMEM is not set +# CONFIG_QCOM_PDC is not set +# CONFIG_QCOM_RMTFS_MEM is not set +# CONFIG_QCOM_RPMH is not set +CONFIG_QCOM_SCM=y +# CONFIG_QCOM_SCM_DOWNLOAD_MODE_DEFAULT is not set +CONFIG_QCOM_SMEM=y +# CONFIG_QCOM_SMSM is not set +# CONFIG_QCOM_SOCINFO is not set +# CONFIG_QCOM_SPM is not set +# CONFIG_QCOM_STATS is not set +CONFIG_QCOM_TCSR=y +# CONFIG_QCOM_TSENS is not set +CONFIG_QCOM_WDT=y +# CONFIG_QCS_GCC_404 is not set +# CONFIG_QCS_Q6SSTOP_404 is not set +# CONFIG_QCS_TURING_404 is not set +CONFIG_RANDSTRUCT_NONE=y +CONFIG_RAS=y +CONFIG_RATIONAL=y +CONFIG_REGMAP=y +CONFIG_REGMAP_I2C=y +CONFIG_REGMAP_MMIO=y +CONFIG_REGULATOR=y +CONFIG_REGULATOR_FIXED_VOLTAGE=y +# CONFIG_REGULATOR_QCOM_LABIBB is not set +# CONFIG_REGULATOR_QCOM_SPMI is not set +# CONFIG_REGULATOR_QCOM_USB_VBUS is not set +CONFIG_REGULATOR_VCTRL=y +CONFIG_REGULATOR_VQMMC_IPQ4019=y +CONFIG_RESET_CONTROLLER=y +# CONFIG_RESET_QCOM_AOSS is not set +# CONFIG_RESET_QCOM_PDC is not set +CONFIG_RFS_ACCEL=y +CONFIG_RPS=y +CONFIG_RTC_CLASS=y +# CONFIG_RTC_DRV_OPTEE is not set +CONFIG_RTC_I2C_AND_SPI=y +CONFIG_RTC_MC146818_LIB=y +CONFIG_RWSEM_SPIN_ON_OWNER=y +# CONFIG_SC_CAMCC_7280 is not set +# CONFIG_SC_DISPCC_7180 is not set +# CONFIG_SC_GCC_7180 is not set +# CONFIG_SC_GCC_8280XP is not set +# CONFIG_SC_GPUCC_7180 is not set +# CONFIG_SC_LPASSCC_7280 is not set +# CONFIG_SC_LPASS_CORECC_7180 is not set +# CONFIG_SC_LPASS_CORECC_7280 is not set +# CONFIG_SC_MSS_7180 is not set +# CONFIG_SC_VIDEOCC_7180 is not set +# CONFIG_SDM_CAMCC_845 is not set +# CONFIG_SDM_DISPCC_845 is not set +# CONFIG_SDM_GCC_660 is not set +# CONFIG_SDM_GCC_845 is not set +# CONFIG_SDM_GPUCC_845 is not set +# CONFIG_SDM_LPASSCC_845 is not set +# CONFIG_SDM_VIDEOCC_845 is not set +# CONFIG_SDX_GCC_65 is not set +CONFIG_SERIAL_8250_FSL=y +CONFIG_SERIAL_MCTRL_GPIO=y +CONFIG_SERIAL_MSM=y +CONFIG_SERIAL_MSM_CONSOLE=y +CONFIG_SGL_ALLOC=y +CONFIG_SKB_EXTENSIONS=y +CONFIG_SMP=y +CONFIG_SMP_ON_UP=y +# CONFIG_SM_CAMCC_8450 is not set +# CONFIG_SM_GCC_8150 is not set +# CONFIG_SM_GCC_8250 is not set +# CONFIG_SM_GCC_8450 is not set +# CONFIG_SM_GPUCC_6350 is not set +# CONFIG_SM_GPUCC_8150 is not set +# CONFIG_SM_GPUCC_8250 is not set +# CONFIG_SM_GPUCC_8350 is not set +# CONFIG_SM_VIDEOCC_8150 is not set +# CONFIG_SM_VIDEOCC_8250 is not set +CONFIG_SOCK_RX_QUEUE_MAPPING=y +CONFIG_SOFTIRQ_ON_OWN_STACK=y +CONFIG_SPARSE_IRQ=y +CONFIG_SPI=y +CONFIG_SPI_BITBANG=y +CONFIG_SPI_GPIO=y +CONFIG_SPI_MASTER=y +CONFIG_SPI_MEM=y +CONFIG_SPI_QUP=y +CONFIG_SPMI=y +# CONFIG_SPMI_HISI3670 is not set +CONFIG_SPMI_MSM_PMIC_ARB=y +# CONFIG_SPMI_PMIC_CLKDIV is not set +CONFIG_SRCU=y +CONFIG_SWPHY=y +CONFIG_SWP_EMULATE=y +CONFIG_SYS_SUPPORTS_APM_EMULATION=y +CONFIG_TEE=y +CONFIG_THERMAL=y +CONFIG_THERMAL_DEFAULT_GOV_STEP_WISE=y +CONFIG_THERMAL_EMERGENCY_POWEROFF_DELAY_MS=0 +CONFIG_THERMAL_GOV_STEP_WISE=y +CONFIG_THERMAL_OF=y +CONFIG_THREAD_INFO_IN_TASK=y +CONFIG_TICK_CPU_ACCOUNTING=y +CONFIG_TIMER_OF=y +CONFIG_TIMER_PROBE=y +CONFIG_TREE_RCU=y +CONFIG_TREE_SRCU=y +CONFIG_UBIFS_FS=y +CONFIG_UEVENT_HELPER_PATH="" +CONFIG_UNCOMPRESS_INCLUDE="debug/uncompress.h" +CONFIG_UNWINDER_ARM=y +CONFIG_USB=y +CONFIG_USB_COMMON=y +CONFIG_USB_SUPPORT=y +CONFIG_USE_OF=y +CONFIG_VFP=y +CONFIG_VFPv3=y +CONFIG_WATCHDOG_CORE=y +CONFIG_XPS=y +CONFIG_XXHASH=y +CONFIG_XZ_DEC_ARM=y +CONFIG_XZ_DEC_BCJ=y +CONFIG_ZBOOT_ROM_BSS=0 +CONFIG_ZBOOT_ROM_TEXT=0 +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/ipq40xx/patches-6.1/001-v6.6-dt-bindings-clock-qcom-ipq4019-add-missing-networkin.patch b/target/linux/ipq40xx/patches-6.1/001-v6.6-dt-bindings-clock-qcom-ipq4019-add-missing-networkin.patch new file mode 100644 index 0000000000..87feaf79f8 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/001-v6.6-dt-bindings-clock-qcom-ipq4019-add-missing-networkin.patch @@ -0,0 +1,30 @@ +From be59072c6eeb7535bf9a339fb9d5a8bfae17ac22 Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Mon, 14 Aug 2023 12:40:23 +0200 +Subject: [PATCH] dt-bindings: clock: qcom: ipq4019: add missing networking + resets + +Add bindings for the missing networking resets found in IPQ4019 GCC. + +Signed-off-by: Robert Marko +Acked-by: Krzysztof Kozlowski +Link: https://lore.kernel.org/r/20230814104119.96858-1-robert.marko@sartura.hr +Signed-off-by: Bjorn Andersson +--- + include/dt-bindings/clock/qcom,gcc-ipq4019.h | 6 ++++++ + 1 file changed, 6 insertions(+) + +--- a/include/dt-bindings/clock/qcom,gcc-ipq4019.h ++++ b/include/dt-bindings/clock/qcom,gcc-ipq4019.h +@@ -165,5 +165,11 @@ + #define GCC_QDSS_BCR 69 + #define GCC_MPM_BCR 70 + #define GCC_SPDM_BCR 71 ++#define ESS_MAC1_ARES 72 ++#define ESS_MAC2_ARES 73 ++#define ESS_MAC3_ARES 74 ++#define ESS_MAC4_ARES 75 ++#define ESS_MAC5_ARES 76 ++#define ESS_PSGMII_ARES 77 + + #endif diff --git a/target/linux/ipq40xx/patches-6.1/002-v6.6-clk-qcom-gcc-ipq4019-add-missing-networking-resets.patch b/target/linux/ipq40xx/patches-6.1/002-v6.6-clk-qcom-gcc-ipq4019-add-missing-networking-resets.patch new file mode 100644 index 0000000000..70b278c803 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/002-v6.6-clk-qcom-gcc-ipq4019-add-missing-networking-resets.patch @@ -0,0 +1,30 @@ +From 20014461691efc9e274c3870357152db7f091820 Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Mon, 14 Aug 2023 12:40:24 +0200 +Subject: [PATCH] clk: qcom: gcc-ipq4019: add missing networking resets + +IPQ4019 has more networking related resets that will be required for future +wired networking support, so lets add them. + +Signed-off-by: Robert Marko +Link: https://lore.kernel.org/r/20230814104119.96858-2-robert.marko@sartura.hr +Signed-off-by: Bjorn Andersson +--- + drivers/clk/qcom/gcc-ipq4019.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +--- a/drivers/clk/qcom/gcc-ipq4019.c ++++ b/drivers/clk/qcom/gcc-ipq4019.c +@@ -1707,6 +1707,12 @@ static const struct qcom_reset_map gcc_i + [GCC_TCSR_BCR] = {0x22000, 0}, + [GCC_MPM_BCR] = {0x24000, 0}, + [GCC_SPDM_BCR] = {0x25000, 0}, ++ [ESS_MAC1_ARES] = {0x1200C, 0}, ++ [ESS_MAC2_ARES] = {0x1200C, 1}, ++ [ESS_MAC3_ARES] = {0x1200C, 2}, ++ [ESS_MAC4_ARES] = {0x1200C, 3}, ++ [ESS_MAC5_ARES] = {0x1200C, 4}, ++ [ESS_PSGMII_ARES] = {0x1200C, 5}, + }; + + static const struct regmap_config gcc_ipq4019_regmap_config = { diff --git a/target/linux/ipq40xx/patches-6.1/004-v6.7-firmware-qcom_scm-disable-SDI-if-required.patch b/target/linux/ipq40xx/patches-6.1/004-v6.7-firmware-qcom_scm-disable-SDI-if-required.patch new file mode 100644 index 0000000000..ae7e9f97c0 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/004-v6.7-firmware-qcom_scm-disable-SDI-if-required.patch @@ -0,0 +1,83 @@ +From ff4aa3bc98258a240b9bbab53fd8d2fb8184c485 Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Wed, 16 Aug 2023 18:45:39 +0200 +Subject: [PATCH] firmware: qcom_scm: disable SDI if required + +IPQ5018 has SDI (Secure Debug Image) enabled by TZ by default, and that +means that WDT being asserted or just trying to reboot will hang the board +in the debug mode and only pulling the power and repowering will help. +Some IPQ4019 boards like Google WiFI have it enabled as well. + +Luckily, SDI can be disabled via an SCM call. + +So, lets use the boolean DT property to identify boards that have SDI +enabled by default and use the SCM call to disable SDI during SCM probe. +It is important to disable it as soon as possible as we might have a WDT +assertion at any time which would then leave the board in debug mode, +thus disabling it during SCM removal is not enough. + +Signed-off-by: Robert Marko +Reviewed-by: Guru Das Srinagesh +Link: https://lore.kernel.org/r/20230816164641.3371878-2-robimarko@gmail.com +Signed-off-by: Bjorn Andersson +--- + drivers/firmware/qcom_scm.c | 30 ++++++++++++++++++++++++++++++ + drivers/firmware/qcom_scm.h | 1 + + 2 files changed, 31 insertions(+) + +--- a/drivers/firmware/qcom_scm.c ++++ b/drivers/firmware/qcom_scm.c +@@ -407,6 +407,29 @@ int qcom_scm_set_remote_state(u32 state, + } + EXPORT_SYMBOL(qcom_scm_set_remote_state); + ++static int qcom_scm_disable_sdi(void) ++{ ++ int ret; ++ struct qcom_scm_desc desc = { ++ .svc = QCOM_SCM_SVC_BOOT, ++ .cmd = QCOM_SCM_BOOT_SDI_CONFIG, ++ .args[0] = 1, /* Disable watchdog debug */ ++ .args[1] = 0, /* Disable SDI */ ++ .arginfo = QCOM_SCM_ARGS(2), ++ .owner = ARM_SMCCC_OWNER_SIP, ++ }; ++ struct qcom_scm_res res; ++ ++ ret = qcom_scm_clk_enable(); ++ if (ret) ++ return ret; ++ ret = qcom_scm_call(__scm->dev, &desc, &res); ++ ++ qcom_scm_clk_disable(); ++ ++ return ret ? : res.result[0]; ++} ++ + static int __qcom_scm_set_dload_mode(struct device *dev, bool enable) + { + struct qcom_scm_desc desc = { +@@ -1411,6 +1434,13 @@ static int qcom_scm_probe(struct platfor + + __get_convention(); + ++ ++ /* ++ * Disable SDI if indicated by DT that it is enabled by default. ++ */ ++ if (of_property_read_bool(pdev->dev.of_node, "qcom,sdi-enabled")) ++ qcom_scm_disable_sdi(); ++ + /* + * If requested enable "download mode", from this point on warmboot + * will cause the boot stages to enter download mode, unless +--- a/drivers/firmware/qcom_scm.h ++++ b/drivers/firmware/qcom_scm.h +@@ -77,6 +77,7 @@ extern int scm_legacy_call(struct device + #define QCOM_SCM_SVC_BOOT 0x01 + #define QCOM_SCM_BOOT_SET_ADDR 0x01 + #define QCOM_SCM_BOOT_TERMINATE_PC 0x02 ++#define QCOM_SCM_BOOT_SDI_CONFIG 0x09 + #define QCOM_SCM_BOOT_SET_DLOAD_MODE 0x10 + #define QCOM_SCM_BOOT_SET_ADDR_MC 0x11 + #define QCOM_SCM_BOOT_SET_REMOTE_STATE 0x0a diff --git a/target/linux/ipq40xx/patches-6.1/100-ARM-dts-qcom-ipq4019-add-label-to-SCM.patch b/target/linux/ipq40xx/patches-6.1/100-ARM-dts-qcom-ipq4019-add-label-to-SCM.patch new file mode 100644 index 0000000000..8b9352e6f1 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/100-ARM-dts-qcom-ipq4019-add-label-to-SCM.patch @@ -0,0 +1,24 @@ +From ea9fba16d972becc84cd2a82d25030975dc609a5 Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Sat, 30 Sep 2023 13:09:27 +0200 +Subject: [PATCH] ARM: dts: qcom: ipq4019: add label to SCM + +Some IPQ4019 boards require SDI to be disabled by adding a property to the +SCM node, so lets make that easy by adding a label to the SCM node. + +Signed-off-by: Robert Marko +--- + arch/arm/boot/dts/qcom-ipq4019.dtsi | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -155,7 +155,7 @@ + }; + + firmware { +- scm { ++ scm: scm { + compatible = "qcom,scm-ipq4019", "qcom,scm"; + }; + }; diff --git a/target/linux/ipq40xx/patches-6.1/104-clk-fix-apss-cpu-overclocking.patch b/target/linux/ipq40xx/patches-6.1/104-clk-fix-apss-cpu-overclocking.patch new file mode 100644 index 0000000000..2de03f7ae0 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/104-clk-fix-apss-cpu-overclocking.patch @@ -0,0 +1,115 @@ +From f2b87dc1028b710ec8ce25808b9d21f92b376184 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter +Date: Sun, 11 Mar 2018 14:41:31 +0100 +Subject: [PATCH 2/2] clk: fix apss cpu overclocking + +There's an interaction issue between the clk changes:" +clk: qcom: ipq4019: Add the apss cpu pll divider clock node +clk: qcom: ipq4019: remove fixed clocks and add pll clocks +" and the cpufreq-dt. + +cpufreq-dt is now spamming the kernel-log with the following: + +[ 1099.190658] cpu cpu0: dev_pm_opp_set_rate: failed to find current OPP +for freq 761142857 (-34) + +This only happens on certain devices like the Compex WPJ428 +and AVM FritzBox!4040. However, other devices like the Asus +RT-AC58U and Meraki MR33 work just fine. + +The issue stem from the fact that all higher CPU-Clocks +are achieved by switching the clock-parent to the P_DDRPLLAPSS +(ddrpllapss). Which is set by Qualcomm's proprietary bootcode +as part of the DDR calibration. + +For example, the FB4040 uses 256 MiB Nanya NT5CC128M16IP clocked +at round 533 MHz (ddrpllsdcc = 190285714 Hz). + +whereas the 128 MiB Nanya NT5CC64M16GP-DI in the ASUS RT-AC58U is +clocked at a slightly higher 537 MHz ( ddrpllsdcc = 192000000 Hz). + +This patch attempts to fix the issue by modifying +clk_cpu_div_round_rate(), clk_cpu_div_set_rate(), clk_cpu_div_recalc_rate() +to use a new qcom_find_freq_close() function, which returns the closest +matching frequency, instead of the next higher. This way, the SoC in +the FB4040 (with its max clock speed of 710.4 MHz) will no longer +try to overclock to 761 MHz. + +Fixes: d83dcacea18 ("clk: qcom: ipq4019: Add the apss cpu pll divider clock node") +Signed-off-by: Christian Lamparter +Signed-off-by: John Crispin +--- + drivers/clk/qcom/gcc-ipq4019.c | 34 +++++++++++++++++++++++++++++++--- + 1 file changed, 31 insertions(+), 3 deletions(-) + +--- a/drivers/clk/qcom/gcc-ipq4019.c ++++ b/drivers/clk/qcom/gcc-ipq4019.c +@@ -1243,6 +1243,29 @@ static const struct clk_fepll_vco gcc_fe + .reg = 0x2f020, + }; + ++ ++const struct freq_tbl *qcom_find_freq_close(const struct freq_tbl *f, ++ unsigned long rate) ++{ ++ const struct freq_tbl *last = NULL; ++ ++ for ( ; f->freq; f++) { ++ if (rate == f->freq) ++ return f; ++ ++ if (f->freq > rate) { ++ if (!last || ++ (f->freq - rate) < (rate - last->freq)) ++ return f; ++ else ++ return last; ++ } ++ last = f; ++ } ++ ++ return last; ++} ++ + /* + * Round rate function for APSS CPU PLL Clock divider. + * It looks up the frequency table and returns the next higher frequency +@@ -1255,7 +1278,7 @@ static long clk_cpu_div_round_rate(struc + struct clk_hw *p_hw; + const struct freq_tbl *f; + +- f = qcom_find_freq(pll->freq_tbl, rate); ++ f = qcom_find_freq_close(pll->freq_tbl, rate); + if (!f) + return -EINVAL; + +@@ -1277,7 +1300,7 @@ static int clk_cpu_div_set_rate(struct c + const struct freq_tbl *f; + u32 mask; + +- f = qcom_find_freq(pll->freq_tbl, rate); ++ f = qcom_find_freq_close(pll->freq_tbl, rate); + if (!f) + return -EINVAL; + +@@ -1304,6 +1327,7 @@ static unsigned long + clk_cpu_div_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) + { ++ const struct freq_tbl *f; + struct clk_fepll *pll = to_clk_fepll(hw); + u32 cdiv, pre_div; + u64 rate; +@@ -1324,7 +1348,11 @@ clk_cpu_div_recalc_rate(struct clk_hw *h + rate = clk_fepll_vco_calc_rate(pll, parent_rate) * 2; + do_div(rate, pre_div); + +- return rate; ++ f = qcom_find_freq_close(pll->freq_tbl, rate); ++ if (!f) ++ return rate; ++ ++ return f->freq; + }; + + static const struct clk_ops clk_regmap_cpu_div_ops = { diff --git a/target/linux/ipq40xx/patches-6.1/301-arm-compressed-add-appended-DTB-section.patch b/target/linux/ipq40xx/patches-6.1/301-arm-compressed-add-appended-DTB-section.patch new file mode 100644 index 0000000000..0448574e7e --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/301-arm-compressed-add-appended-DTB-section.patch @@ -0,0 +1,48 @@ +From 0843a61d6913bdac8889eb048ed89f7903059787 Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Fri, 30 Oct 2020 13:36:31 +0100 +Subject: [PATCH] arm: compressed: add appended DTB section + +This adds a appended_dtb section to the ARM decompressor +linker script. + +This allows using the existing ARM zImage appended DTB support for +appending a DTB to the raw ELF kernel. + +Its size is set to 1MB max to match the zImage appended DTB size limit. + +To use it to pass the DTB to the kernel, objcopy is used: + +objcopy --set-section-flags=.appended_dtb=alloc,contents \ + --update-section=.appended_dtb=.dtb vmlinux + +This is based off the following patch: +https://github.com/openwrt/openwrt/commit/c063e27e02a9dcac0e7f5877fb154e58fa3e1a69 + +Signed-off-by: Robert Marko +--- + arch/arm/boot/compressed/vmlinux.lds.S | 9 ++++++++- + 1 file changed, 8 insertions(+), 1 deletion(-) + +--- a/arch/arm/boot/compressed/vmlinux.lds.S ++++ b/arch/arm/boot/compressed/vmlinux.lds.S +@@ -103,6 +103,13 @@ SECTIONS + + _edata = .; + ++ .appended_dtb : { ++ /* leave space for appended DTB */ ++ . += 0x100000; ++ } ++ ++ _edata_dtb = .; ++ + /* + * The image_end section appears after any additional loadable sections + * that the linker may decide to insert in the binary image. Having +@@ -140,4 +147,4 @@ SECTIONS + + ARM_ASSERTS + } +-ASSERT(_edata_real == _edata, "error: zImage file size is incorrect"); ++ASSERT(_edata_real == _edata_dtb, "error: zImage file size is incorrect"); diff --git a/target/linux/ipq40xx/patches-6.1/302-arm-compressed-set-ipq40xx-watchdog-to-allow-boot.patch b/target/linux/ipq40xx/patches-6.1/302-arm-compressed-set-ipq40xx-watchdog-to-allow-boot.patch new file mode 100644 index 0000000000..4939c56470 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/302-arm-compressed-set-ipq40xx-watchdog-to-allow-boot.patch @@ -0,0 +1,66 @@ +From 11d6a6128a5a07c429941afc202b6e62a19771be Mon Sep 17 00:00:00 2001 +From: John Thomson +Date: Fri, 23 Oct 2020 19:42:36 +1000 +Subject: [PATCH 2/2] arm: compressed: set ipq40xx watchdog to allow boot + +For IPQ40XX systems where the SoC watchdog is activated before linux, +the watchdog timer may be too small for linux to finish uncompress, +boot, and watchdog management start. +If the watchdog is enabled, set the timeout for it to 30 seconds. +The functionality and offsets were copied from: +drivers/watchdog/qcom-wdt.c qcom_wdt_set_timeout & qcom_wdt_start +The watchdog memory address was taken from: +arch/arm/boot/dts/qcom-ipq4019.dtsi + +This was required on Mikrotik IPQ40XX consumer hardware using Mikrotik's +RouterBoot bootloader. + +Signed-off-by: John Thomson +--- + arch/arm/boot/compressed/head.S | 35 +++++++++++++++++++++++++++++++++ + 1 file changed, 35 insertions(+) + +--- a/arch/arm/boot/compressed/head.S ++++ b/arch/arm/boot/compressed/head.S +@@ -620,6 +620,41 @@ not_relocated: mov r0, #0 + bic r4, r4, #1 + blne cache_on + ++/* Set the Qualcom IPQ40xx watchdog timeout to 30 seconds ++ * if it is enabled, so that there is time for kernel ++ * to decompress, boot, and take over the watchdog. ++ * data and functionality from drivers/watchdog/qcom-wdt.c ++ * address from arch/arm/boot/dts/qcom-ipq4019.dtsi ++ */ ++#ifdef CONFIG_ARCH_IPQ40XX ++watchdog_set: ++ /* offsets: ++ * 0x04 reset (=1 resets countdown) ++ * 0x08 enable (=0 disables) ++ * 0x0c status (=1 when SoC was reset by watchdog) ++ * 0x10 bark (=timeout warning in ticks) ++ * 0x14 bite (=timeout reset in ticks) ++ * clock rate is 1<<15 hertz ++ */ ++ .equ watchdog, 0x0b017000 @Store watchdog base address ++ movw r0, #:lower16:watchdog ++ movt r0, #:upper16:watchdog ++ ldr r1, [r0, #0x08] @Get enabled? ++ cmp r1, #1 @If not enabled, do not change ++ bne watchdog_finished ++ mov r1, #0 ++ str r1, [r0, #0x08] @Disable the watchdog ++ mov r1, #1 ++ str r1, [r0, #0x04] @Pet the watchdog ++ mov r1, #30 @30 seconds timeout ++ lsl r1, r1, #15 @converted to ticks ++ str r1, [r0, #0x10] @Set the bark timeout ++ str r1, [r0, #0x14] @Set the bite timeout ++ mov r1, #1 ++ str r1, [r0, #0x08] @Enable the watchdog ++watchdog_finished: ++#endif /* CONFIG_ARCH_IPQ40XX */ ++ + /* + * The C runtime environment should now be setup sufficiently. + * Set up some pointers, and start decompressing. diff --git a/target/linux/ipq40xx/patches-6.1/400-mmc-sdhci-sdhci-msm-use-sdhci_set_clock-instead-of-s.patch b/target/linux/ipq40xx/patches-6.1/400-mmc-sdhci-sdhci-msm-use-sdhci_set_clock-instead-of-s.patch new file mode 100644 index 0000000000..bf36164aed --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/400-mmc-sdhci-sdhci-msm-use-sdhci_set_clock-instead-of-s.patch @@ -0,0 +1,24 @@ +From f63ea127643a605da97090ce585fdd7c2d17fa42 Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Mon, 14 Dec 2020 13:35:35 +0100 +Subject: [PATCH] mmc: sdhci-msm: use sdhci_set_clock + +When using sdhci_msm_set_clock clock setting will fail, so lets +use the generic sdhci_set_clock. + +Signed-off-by: Robert Marko +--- + drivers/mmc/host/sdhci-msm.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/mmc/host/sdhci-msm.c ++++ b/drivers/mmc/host/sdhci-msm.c +@@ -2451,7 +2451,7 @@ MODULE_DEVICE_TABLE(of, sdhci_msm_dt_mat + + static const struct sdhci_ops sdhci_msm_ops = { + .reset = sdhci_msm_reset, +- .set_clock = sdhci_msm_set_clock, ++ .set_clock = sdhci_set_clock, + .get_min_clock = sdhci_msm_get_min_clock, + .get_max_clock = sdhci_msm_get_max_clock, + .set_bus_width = sdhci_set_bus_width, diff --git a/target/linux/ipq40xx/patches-6.1/401-mmc-sdhci-msm-comment-unused-sdhci_msm_set_clock.patch b/target/linux/ipq40xx/patches-6.1/401-mmc-sdhci-msm-comment-unused-sdhci_msm_set_clock.patch new file mode 100644 index 0000000000..b297600171 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/401-mmc-sdhci-msm-comment-unused-sdhci_msm_set_clock.patch @@ -0,0 +1,108 @@ +From 28edd829133766eb3cefaf2e49d3ee701968061b Mon Sep 17 00:00:00 2001 +From: Christian Marangi +Date: Tue, 9 May 2023 01:57:17 +0200 +Subject: [PATCH] mmc: sdhci-msm: comment unused sdhci_msm_set_clock + +comment unused sdhci_msm_set_clock and __sdhci_msm_set_clock as due to some +current problem, we are forced to use sdhci_set_clock. + +Signed-off-by: Christian Marangi +--- + drivers/mmc/host/sdhci-msm.c | 86 ++++++++++++++++++------------------ + 1 file changed, 43 insertions(+), 43 deletions(-) + +--- a/drivers/mmc/host/sdhci-msm.c ++++ b/drivers/mmc/host/sdhci-msm.c +@@ -1751,49 +1751,49 @@ static unsigned int sdhci_msm_get_min_cl + return SDHCI_MSM_MIN_CLOCK; + } + +-/* +- * __sdhci_msm_set_clock - sdhci_msm clock control. +- * +- * Description: +- * MSM controller does not use internal divider and +- * instead directly control the GCC clock as per +- * HW recommendation. +- **/ +-static void __sdhci_msm_set_clock(struct sdhci_host *host, unsigned int clock) +-{ +- u16 clk; +- +- sdhci_writew(host, 0, SDHCI_CLOCK_CONTROL); +- +- if (clock == 0) +- return; +- +- /* +- * MSM controller do not use clock divider. +- * Thus read SDHCI_CLOCK_CONTROL and only enable +- * clock with no divider value programmed. +- */ +- clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL); +- sdhci_enable_clk(host, clk); +-} +- +-/* sdhci_msm_set_clock - Called with (host->lock) spinlock held. */ +-static void sdhci_msm_set_clock(struct sdhci_host *host, unsigned int clock) +-{ +- struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); +- struct sdhci_msm_host *msm_host = sdhci_pltfm_priv(pltfm_host); +- +- if (!clock) { +- host->mmc->actual_clock = msm_host->clk_rate = 0; +- goto out; +- } +- +- sdhci_msm_hc_select_mode(host); +- +- msm_set_clock_rate_for_bus_mode(host, clock); +-out: +- __sdhci_msm_set_clock(host, clock); +-} ++// /* ++// * __sdhci_msm_set_clock - sdhci_msm clock control. ++// * ++// * Description: ++// * MSM controller does not use internal divider and ++// * instead directly control the GCC clock as per ++// * HW recommendation. ++// **/ ++// static void __sdhci_msm_set_clock(struct sdhci_host *host, unsigned int clock) ++// { ++// u16 clk; ++ ++// sdhci_writew(host, 0, SDHCI_CLOCK_CONTROL); ++ ++// if (clock == 0) ++// return; ++ ++// /* ++// * MSM controller do not use clock divider. ++// * Thus read SDHCI_CLOCK_CONTROL and only enable ++// * clock with no divider value programmed. ++// */ ++// clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL); ++// sdhci_enable_clk(host, clk); ++// } ++ ++// /* sdhci_msm_set_clock - Called with (host->lock) spinlock held. */ ++// static void sdhci_msm_set_clock(struct sdhci_host *host, unsigned int clock) ++// { ++// struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); ++// struct sdhci_msm_host *msm_host = sdhci_pltfm_priv(pltfm_host); ++ ++// if (!clock) { ++// host->mmc->actual_clock = msm_host->clk_rate = 0; ++// goto out; ++// } ++ ++// sdhci_msm_hc_select_mode(host); ++ ++// msm_set_clock_rate_for_bus_mode(host, clock); ++// out: ++// __sdhci_msm_set_clock(host, clock); ++// } + + /*****************************************************************************\ + * * diff --git a/target/linux/ipq40xx/patches-6.1/422-firmware-qcom-scm-fix-SCM-cold-boot-address.patch b/target/linux/ipq40xx/patches-6.1/422-firmware-qcom-scm-fix-SCM-cold-boot-address.patch new file mode 100644 index 0000000000..cb06ff353c --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/422-firmware-qcom-scm-fix-SCM-cold-boot-address.patch @@ -0,0 +1,138 @@ +From aaa675f07e781e248fcf169ce9a917b48bc2cc9b Mon Sep 17 00:00:00 2001 +From: Brian Norris +Date: Fri, 28 Jul 2023 12:06:23 +0200 +Subject: [PATCH 3/3] firmware: qcom: scm: fix SCM cold boot address + +This effectively reverts upstream Linux commit 13e77747800e ("firmware: +qcom: scm: Use atomic SCM for cold boot"), because Google WiFi boot +firmwares don't support the atomic variant. + +This fixes SMP support for Google WiFi. + +Signed-off-by: Brian Norris +--- + drivers/firmware/qcom_scm-legacy.c | 62 +++++++++++++++++++++++++----- + drivers/firmware/qcom_scm.c | 11 ++++++ + 2 files changed, 63 insertions(+), 10 deletions(-) + +--- a/drivers/firmware/qcom_scm-legacy.c ++++ b/drivers/firmware/qcom_scm-legacy.c +@@ -13,6 +13,9 @@ + #include + #include + ++#include ++#include ++ + #include "qcom_scm.h" + + static DEFINE_MUTEX(qcom_scm_lock); +@@ -117,6 +120,25 @@ static void __scm_legacy_do(const struct + } while (res->a0 == QCOM_SCM_INTERRUPTED); + } + ++static void qcom_scm_inv_range(unsigned long start, unsigned long end) ++{ ++ u32 cacheline_size, ctr; ++ ++ asm volatile("mrc p15, 0, %0, c0, c0, 1" : "=r" (ctr)); ++ cacheline_size = 4 << ((ctr >> 16) & 0xf); ++ ++ start = round_down(start, cacheline_size); ++ end = round_up(end, cacheline_size); ++ outer_inv_range(start, end); ++ while (start < end) { ++ asm ("mcr p15, 0, %0, c7, c6, 1" : : "r" (start) ++ : "memory"); ++ start += cacheline_size; ++ } ++ dsb(); ++ isb(); ++} ++ + /** + * scm_legacy_call() - Sends a command to the SCM and waits for the command to + * finish processing. +@@ -163,10 +185,16 @@ int scm_legacy_call(struct device *dev, + + rsp = scm_legacy_command_to_response(cmd); + +- cmd_phys = dma_map_single(dev, cmd, alloc_len, DMA_TO_DEVICE); +- if (dma_mapping_error(dev, cmd_phys)) { +- kfree(cmd); +- return -ENOMEM; ++ if (dev) { ++ cmd_phys = dma_map_single(dev, cmd, alloc_len, DMA_TO_DEVICE); ++ if (dma_mapping_error(dev, cmd_phys)) { ++ kfree(cmd); ++ return -ENOMEM; ++ } ++ } else { ++ cmd_phys = virt_to_phys(cmd); ++ __cpuc_flush_dcache_area(cmd, alloc_len); ++ outer_flush_range(cmd_phys, cmd_phys + alloc_len); + } + + smc.args[0] = 1; +@@ -182,13 +210,26 @@ int scm_legacy_call(struct device *dev, + goto out; + + do { +- dma_sync_single_for_cpu(dev, cmd_phys + sizeof(*cmd) + cmd_len, +- sizeof(*rsp), DMA_FROM_DEVICE); ++ if (dev) { ++ dma_sync_single_for_cpu(dev, cmd_phys + sizeof(*cmd) + ++ cmd_len, sizeof(*rsp), ++ DMA_FROM_DEVICE); ++ } else { ++ unsigned long start = (uintptr_t)cmd + sizeof(*cmd) + ++ cmd_len; ++ qcom_scm_inv_range(start, start + sizeof(*rsp)); ++ } + } while (!rsp->is_complete); + +- dma_sync_single_for_cpu(dev, cmd_phys + sizeof(*cmd) + cmd_len + +- le32_to_cpu(rsp->buf_offset), +- resp_len, DMA_FROM_DEVICE); ++ if (dev) { ++ dma_sync_single_for_cpu(dev, cmd_phys + sizeof(*cmd) + cmd_len + ++ le32_to_cpu(rsp->buf_offset), ++ resp_len, DMA_FROM_DEVICE); ++ } else { ++ unsigned long start = (uintptr_t)cmd + sizeof(*cmd) + cmd_len + ++ le32_to_cpu(rsp->buf_offset); ++ qcom_scm_inv_range(start, start + resp_len); ++ } + + if (res) { + res_buf = scm_legacy_get_response_buffer(rsp); +@@ -196,7 +237,8 @@ int scm_legacy_call(struct device *dev, + res->result[i] = le32_to_cpu(res_buf[i]); + } + out: +- dma_unmap_single(dev, cmd_phys, alloc_len, DMA_TO_DEVICE); ++ if (dev) ++ dma_unmap_single(dev, cmd_phys, alloc_len, DMA_TO_DEVICE); + kfree(cmd); + return ret; + } +--- a/drivers/firmware/qcom_scm.c ++++ b/drivers/firmware/qcom_scm.c +@@ -312,6 +312,17 @@ static int qcom_scm_set_boot_addr(void * + desc.args[0] = flags; + desc.args[1] = virt_to_phys(entry); + ++ /* ++ * Factory firmware doesn't support the atomic variant. Non-atomic SCMs ++ * require ugly DMA invalidation support that was dropped upstream a ++ * while ago. For more info, see: ++ * ++ * [RFC] qcom_scm: IPQ4019 firmware does not support atomic API? ++ * https://lore.kernel.org/linux-arm-msm/20200913201608.GA3162100@bDebian/ ++ */ ++ if (of_machine_is_compatible("google,wifi")) ++ return qcom_scm_call(__scm ? __scm->dev : NULL, &desc, NULL); ++ + return qcom_scm_call_atomic(__scm ? __scm->dev : NULL, &desc, NULL); + } + diff --git a/target/linux/ipq40xx/patches-6.1/444-mtd-nand-rawnand-add-support-for-Toshiba-TC58NVG0S3H.patch b/target/linux/ipq40xx/patches-6.1/444-mtd-nand-rawnand-add-support-for-Toshiba-TC58NVG0S3H.patch new file mode 100644 index 0000000000..91919b2894 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/444-mtd-nand-rawnand-add-support-for-Toshiba-TC58NVG0S3H.patch @@ -0,0 +1,29 @@ +From 35ca7e3e6ccd120d694a3425f37fc6374ad2e11e Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Andreas=20B=C3=B6hler?= +Date: Wed, 20 Apr 2022 12:08:38 +0200 +Subject: [PATCH] mtd: rawnand: add support for Toshiba TC58NVG0S3HTA00 + NAND flash +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +The Toshiba TC58NVG0S3HTA00 is detected with 64 byte OOB while the flash +has 128 bytes OOB. This adds a static NAND ID entry to correct this. + +Tested on FRITZ!Box 7530 flashed with OpenWrt. + +Signed-off-by: Andreas Böhler +(changed id_len to 8, added comment about possible counterfeits) +--- +--- a/drivers/mtd/nand/raw/nand_ids.c ++++ b/drivers/mtd/nand/raw/nand_ids.c +@@ -29,6 +29,9 @@ struct nand_flash_dev nand_flash_ids[] = + {"TC58NVG0S3E 1G 3.3V 8-bit", + { .id = {0x98, 0xd1, 0x90, 0x15, 0x76, 0x14, 0x01, 0x00} }, + SZ_2K, SZ_128, SZ_128K, 0, 8, 64, NAND_ECC_INFO(1, SZ_512), }, ++ {"TC58NVG0S3HTA00 1G 3.3V 8-bit", /* possibly counterfeit chip - see commit */ ++ { .id = {0x98, 0xf1, 0x80, 0x15} }, /* should be more bytes */ ++ SZ_2K, SZ_128, SZ_128K, 0, 8, 128, NAND_ECC_INFO(8, SZ_512), }, + {"TC58NVG2S0F 4G 3.3V 8-bit", + { .id = {0x98, 0xdc, 0x90, 0x26, 0x76, 0x15, 0x01, 0x08} }, + SZ_4K, SZ_512, SZ_256K, 0, 8, 224, NAND_ECC_INFO(4, SZ_512) }, diff --git a/target/linux/ipq40xx/patches-6.1/700-net-ipqess-introduce-the-Qualcomm-IPQESS-driver.patch b/target/linux/ipq40xx/patches-6.1/700-net-ipqess-introduce-the-Qualcomm-IPQESS-driver.patch new file mode 100644 index 0000000000..be12bfcd21 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/700-net-ipqess-introduce-the-Qualcomm-IPQESS-driver.patch @@ -0,0 +1,2025 @@ +From 76e25c1f46456416ba5358be8a0677f1ab8196b6 Mon Sep 17 00:00:00 2001 +From: Maxime Chevallier +Date: Fri, 4 Nov 2022 18:41:48 +0100 +Subject: [PATCH] net: ipqess: introduce the Qualcomm IPQESS driver + +The Qualcomm IPQESS controller is a simple 1G Ethernet controller found +on the IPQ4019 chip. This controller has some specificities, in that the +IPQ4019 platform that includes that controller also has an internal +switch, based on the QCA8K IP. + +It is connected to that switch through an internal link, and doesn't +expose directly any external interface, hence it only supports the +PHY_INTERFACE_MODE_INTERNAL for now. + +It has 16 RX and TX queues, with a very basic RSS fanout configured at +init time. + +Signed-off-by: Maxime Chevallier +--- + MAINTAINERS | 7 + + drivers/net/ethernet/qualcomm/Kconfig | 11 + + drivers/net/ethernet/qualcomm/Makefile | 2 + + drivers/net/ethernet/qualcomm/ipqess/Makefile | 8 + + drivers/net/ethernet/qualcomm/ipqess/ipqess.c | 1246 +++++++++++++++++ + drivers/net/ethernet/qualcomm/ipqess/ipqess.h | 518 +++++++ + .../ethernet/qualcomm/ipqess/ipqess_ethtool.c | 164 +++ + 7 files changed, 1956 insertions(+) + create mode 100644 drivers/net/ethernet/qualcomm/ipqess/Makefile + create mode 100644 drivers/net/ethernet/qualcomm/ipqess/ipqess.c + create mode 100644 drivers/net/ethernet/qualcomm/ipqess/ipqess.h + create mode 100644 drivers/net/ethernet/qualcomm/ipqess/ipqess_ethtool.c + +--- a/MAINTAINERS ++++ b/MAINTAINERS +@@ -17075,6 +17075,13 @@ L: netdev@vger.kernel.org + S: Maintained + F: drivers/net/ethernet/qualcomm/emac/ + ++QUALCOMM IPQESS ETHERNET DRIVER ++M: Maxime Chevallier ++L: netdev@vger.kernel.org ++S: Maintained ++F: Documentation/devicetree/bindings/net/qcom,ipq4019-ess-edma.yaml ++F: drivers/net/ethernet/qualcomm/ipqess/ ++ + QUALCOMM ETHQOS ETHERNET DRIVER + M: Vinod Koul + R: Bhupesh Sharma +--- a/drivers/net/ethernet/qualcomm/Kconfig ++++ b/drivers/net/ethernet/qualcomm/Kconfig +@@ -60,6 +60,17 @@ config QCOM_EMAC + low power, Receive-Side Scaling (RSS), and IEEE 1588-2008 + Precision Clock Synchronization Protocol. + ++config QCOM_IPQ4019_ESS_EDMA ++ tristate "Qualcomm Atheros IPQ4019 ESS EDMA support" ++ depends on (OF && ARCH_QCOM) || COMPILE_TEST ++ select PHYLINK ++ help ++ This driver supports the Qualcomm Atheros IPQ40xx built-in ++ ESS EDMA ethernet controller. ++ ++ To compile this driver as a module, choose M here: the ++ module will be called ipqess. ++ + source "drivers/net/ethernet/qualcomm/rmnet/Kconfig" + + endif # NET_VENDOR_QUALCOMM +--- a/drivers/net/ethernet/qualcomm/Makefile ++++ b/drivers/net/ethernet/qualcomm/Makefile +@@ -11,4 +11,6 @@ qcauart-objs := qca_uart.o + + obj-y += emac/ + ++obj-$(CONFIG_QCOM_IPQ4019_ESS_EDMA) += ipqess/ ++ + obj-$(CONFIG_RMNET) += rmnet/ +--- /dev/null ++++ b/drivers/net/ethernet/qualcomm/ipqess/Makefile +@@ -0,0 +1,8 @@ ++# SPDX-License-Identifier: GPL-2.0-only ++# ++# Makefile for the IPQ ESS driver ++# ++ ++obj-$(CONFIG_QCOM_IPQ4019_ESS_EDMA) += ipq_ess.o ++ ++ipq_ess-objs := ipqess.o ipqess_ethtool.o +--- /dev/null ++++ b/drivers/net/ethernet/qualcomm/ipqess/ipqess.c +@@ -0,0 +1,1246 @@ ++// SPDX-License-Identifier: GPL-2.0 OR ISC ++/* Copyright (c) 2014 - 2017, The Linux Foundation. All rights reserved. ++ * Copyright (c) 2017 - 2018, John Crispin ++ * Copyright (c) 2018 - 2019, Christian Lamparter ++ * Copyright (c) 2020 - 2021, Gabor Juhos ++ * Copyright (c) 2021 - 2022, Maxime Chevallier ++ * ++ */ ++ ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#include "ipqess.h" ++ ++#define IPQESS_RRD_SIZE 16 ++#define IPQESS_NEXT_IDX(X, Y) (((X) + 1) & ((Y) - 1)) ++#define IPQESS_TX_DMA_BUF_LEN 0x3fff ++ ++static void ipqess_w32(struct ipqess *ess, u32 reg, u32 val) ++{ ++ writel(val, ess->hw_addr + reg); ++} ++ ++static u32 ipqess_r32(struct ipqess *ess, u16 reg) ++{ ++ return readl(ess->hw_addr + reg); ++} ++ ++static void ipqess_m32(struct ipqess *ess, u32 mask, u32 val, u16 reg) ++{ ++ u32 _val = ipqess_r32(ess, reg); ++ ++ _val &= ~mask; ++ _val |= val; ++ ++ ipqess_w32(ess, reg, _val); ++} ++ ++void ipqess_update_hw_stats(struct ipqess *ess) ++{ ++ u32 *p; ++ u32 stat; ++ int i; ++ ++ lockdep_assert_held(&ess->stats_lock); ++ ++ p = (u32 *)&ess->ipqess_stats; ++ for (i = 0; i < IPQESS_MAX_TX_QUEUE; i++) { ++ stat = ipqess_r32(ess, IPQESS_REG_TX_STAT_PKT_Q(i)); ++ *p += stat; ++ p++; ++ } ++ ++ for (i = 0; i < IPQESS_MAX_TX_QUEUE; i++) { ++ stat = ipqess_r32(ess, IPQESS_REG_TX_STAT_BYTE_Q(i)); ++ *p += stat; ++ p++; ++ } ++ ++ for (i = 0; i < IPQESS_MAX_RX_QUEUE; i++) { ++ stat = ipqess_r32(ess, IPQESS_REG_RX_STAT_PKT_Q(i)); ++ *p += stat; ++ p++; ++ } ++ ++ for (i = 0; i < IPQESS_MAX_RX_QUEUE; i++) { ++ stat = ipqess_r32(ess, IPQESS_REG_RX_STAT_BYTE_Q(i)); ++ *p += stat; ++ p++; ++ } ++} ++ ++static int ipqess_tx_ring_alloc(struct ipqess *ess) ++{ ++ struct device *dev = &ess->pdev->dev; ++ int i; ++ ++ for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) { ++ struct ipqess_tx_ring *tx_ring = &ess->tx_ring[i]; ++ size_t size; ++ u32 idx; ++ ++ tx_ring->ess = ess; ++ tx_ring->ring_id = i; ++ tx_ring->idx = i * 4; ++ tx_ring->count = IPQESS_TX_RING_SIZE; ++ tx_ring->nq = netdev_get_tx_queue(ess->netdev, i); ++ ++ size = sizeof(struct ipqess_buf) * IPQESS_TX_RING_SIZE; ++ tx_ring->buf = devm_kzalloc(dev, size, GFP_KERNEL); ++ if (!tx_ring->buf) ++ return -ENOMEM; ++ ++ size = sizeof(struct ipqess_tx_desc) * IPQESS_TX_RING_SIZE; ++ tx_ring->hw_desc = dmam_alloc_coherent(dev, size, &tx_ring->dma, ++ GFP_KERNEL); ++ if (!tx_ring->hw_desc) ++ return -ENOMEM; ++ ++ ipqess_w32(ess, IPQESS_REG_TPD_BASE_ADDR_Q(tx_ring->idx), ++ (u32)tx_ring->dma); ++ ++ idx = ipqess_r32(ess, IPQESS_REG_TPD_IDX_Q(tx_ring->idx)); ++ idx >>= IPQESS_TPD_CONS_IDX_SHIFT; /* need u32 here */ ++ idx &= 0xffff; ++ tx_ring->head = idx; ++ tx_ring->tail = idx; ++ ++ ipqess_m32(ess, IPQESS_TPD_PROD_IDX_MASK << IPQESS_TPD_PROD_IDX_SHIFT, ++ idx, IPQESS_REG_TPD_IDX_Q(tx_ring->idx)); ++ ipqess_w32(ess, IPQESS_REG_TX_SW_CONS_IDX_Q(tx_ring->idx), idx); ++ ipqess_w32(ess, IPQESS_REG_TPD_RING_SIZE, IPQESS_TX_RING_SIZE); ++ } ++ ++ return 0; ++} ++ ++static int ipqess_tx_unmap_and_free(struct device *dev, struct ipqess_buf *buf) ++{ ++ int len = 0; ++ ++ if (buf->flags & IPQESS_DESC_SINGLE) ++ dma_unmap_single(dev, buf->dma, buf->length, DMA_TO_DEVICE); ++ else if (buf->flags & IPQESS_DESC_PAGE) ++ dma_unmap_page(dev, buf->dma, buf->length, DMA_TO_DEVICE); ++ ++ if (buf->flags & IPQESS_DESC_LAST) { ++ len = buf->skb->len; ++ dev_kfree_skb_any(buf->skb); ++ } ++ ++ buf->flags = 0; ++ ++ return len; ++} ++ ++static void ipqess_tx_ring_free(struct ipqess *ess) ++{ ++ int i; ++ ++ for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) { ++ int j; ++ ++ if (ess->tx_ring[i].hw_desc) ++ continue; ++ ++ for (j = 0; j < IPQESS_TX_RING_SIZE; j++) { ++ struct ipqess_buf *buf = &ess->tx_ring[i].buf[j]; ++ ++ ipqess_tx_unmap_and_free(&ess->pdev->dev, buf); ++ } ++ ++ ess->tx_ring[i].buf = NULL; ++ } ++} ++ ++static int ipqess_rx_buf_prepare(struct ipqess_buf *buf, ++ struct ipqess_rx_ring *rx_ring) ++{ ++ memset(buf->skb->data, 0, sizeof(struct ipqess_rx_desc)); ++ ++ buf->dma = dma_map_single(rx_ring->ppdev, buf->skb->data, ++ IPQESS_RX_HEAD_BUFF_SIZE, DMA_FROM_DEVICE); ++ if (dma_mapping_error(rx_ring->ppdev, buf->dma)) { ++ dev_kfree_skb_any(buf->skb); ++ buf->skb = NULL; ++ return -EFAULT; ++ } ++ ++ buf->length = IPQESS_RX_HEAD_BUFF_SIZE; ++ rx_ring->hw_desc[rx_ring->head] = (struct ipqess_rx_desc *)buf->dma; ++ rx_ring->head = (rx_ring->head + 1) % IPQESS_RX_RING_SIZE; ++ ++ ipqess_m32(rx_ring->ess, IPQESS_RFD_PROD_IDX_BITS, ++ (rx_ring->head + IPQESS_RX_RING_SIZE - 1) % IPQESS_RX_RING_SIZE, ++ IPQESS_REG_RFD_IDX_Q(rx_ring->idx)); ++ ++ return 0; ++} ++ ++/* locking is handled by the caller */ ++static int ipqess_rx_buf_alloc_napi(struct ipqess_rx_ring *rx_ring) ++{ ++ struct ipqess_buf *buf = &rx_ring->buf[rx_ring->head]; ++ ++ buf->skb = napi_alloc_skb(&rx_ring->napi_rx, IPQESS_RX_HEAD_BUFF_SIZE); ++ if (!buf->skb) ++ return -ENOMEM; ++ ++ return ipqess_rx_buf_prepare(buf, rx_ring); ++} ++ ++static int ipqess_rx_buf_alloc(struct ipqess_rx_ring *rx_ring) ++{ ++ struct ipqess_buf *buf = &rx_ring->buf[rx_ring->head]; ++ ++ buf->skb = netdev_alloc_skb_ip_align(rx_ring->ess->netdev, ++ IPQESS_RX_HEAD_BUFF_SIZE); ++ ++ if (!buf->skb) ++ return -ENOMEM; ++ ++ return ipqess_rx_buf_prepare(buf, rx_ring); ++} ++ ++static void ipqess_refill_work(struct work_struct *work) ++{ ++ struct ipqess_rx_ring_refill *rx_refill = container_of(work, ++ struct ipqess_rx_ring_refill, refill_work); ++ struct ipqess_rx_ring *rx_ring = rx_refill->rx_ring; ++ int refill = 0; ++ ++ /* don't let this loop by accident. */ ++ while (atomic_dec_and_test(&rx_ring->refill_count)) { ++ napi_disable(&rx_ring->napi_rx); ++ if (ipqess_rx_buf_alloc(rx_ring)) { ++ refill++; ++ dev_dbg(rx_ring->ppdev, ++ "Not all buffers were reallocated"); ++ } ++ napi_enable(&rx_ring->napi_rx); ++ } ++ ++ if (atomic_add_return(refill, &rx_ring->refill_count)) ++ schedule_work(&rx_refill->refill_work); ++} ++ ++static int ipqess_rx_ring_alloc(struct ipqess *ess) ++{ ++ int i; ++ ++ for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) { ++ int j; ++ ++ ess->rx_ring[i].ess = ess; ++ ess->rx_ring[i].ppdev = &ess->pdev->dev; ++ ess->rx_ring[i].ring_id = i; ++ ess->rx_ring[i].idx = i * 2; ++ ++ ess->rx_ring[i].buf = devm_kzalloc(&ess->pdev->dev, ++ sizeof(struct ipqess_buf) * IPQESS_RX_RING_SIZE, ++ GFP_KERNEL); ++ ++ if (!ess->rx_ring[i].buf) ++ return -ENOMEM; ++ ++ ess->rx_ring[i].hw_desc = ++ dmam_alloc_coherent(&ess->pdev->dev, ++ sizeof(struct ipqess_rx_desc) * IPQESS_RX_RING_SIZE, ++ &ess->rx_ring[i].dma, GFP_KERNEL); ++ ++ if (!ess->rx_ring[i].hw_desc) ++ return -ENOMEM; ++ ++ for (j = 0; j < IPQESS_RX_RING_SIZE; j++) ++ if (ipqess_rx_buf_alloc(&ess->rx_ring[i]) < 0) ++ return -ENOMEM; ++ ++ ess->rx_refill[i].rx_ring = &ess->rx_ring[i]; ++ INIT_WORK(&ess->rx_refill[i].refill_work, ipqess_refill_work); ++ ++ ipqess_w32(ess, IPQESS_REG_RFD_BASE_ADDR_Q(ess->rx_ring[i].idx), ++ (u32)(ess->rx_ring[i].dma)); ++ } ++ ++ ipqess_w32(ess, IPQESS_REG_RX_DESC0, ++ (IPQESS_RX_HEAD_BUFF_SIZE << IPQESS_RX_BUF_SIZE_SHIFT) | ++ (IPQESS_RX_RING_SIZE << IPQESS_RFD_RING_SIZE_SHIFT)); ++ ++ return 0; ++} ++ ++static void ipqess_rx_ring_free(struct ipqess *ess) ++{ ++ int i; ++ ++ for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) { ++ int j; ++ ++ cancel_work_sync(&ess->rx_refill[i].refill_work); ++ atomic_set(&ess->rx_ring[i].refill_count, 0); ++ ++ for (j = 0; j < IPQESS_RX_RING_SIZE; j++) { ++ dma_unmap_single(&ess->pdev->dev, ++ ess->rx_ring[i].buf[j].dma, ++ ess->rx_ring[i].buf[j].length, ++ DMA_FROM_DEVICE); ++ dev_kfree_skb_any(ess->rx_ring[i].buf[j].skb); ++ } ++ } ++} ++ ++static struct net_device_stats *ipqess_get_stats(struct net_device *netdev) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ ++ spin_lock(&ess->stats_lock); ++ ipqess_update_hw_stats(ess); ++ spin_unlock(&ess->stats_lock); ++ ++ return &ess->stats; ++} ++ ++static int ipqess_rx_poll(struct ipqess_rx_ring *rx_ring, int budget) ++{ ++ u32 length = 0, num_desc, tail, rx_ring_tail; ++ int done = 0; ++ ++ rx_ring_tail = rx_ring->tail; ++ ++ tail = ipqess_r32(rx_ring->ess, IPQESS_REG_RFD_IDX_Q(rx_ring->idx)); ++ tail >>= IPQESS_RFD_CONS_IDX_SHIFT; ++ tail &= IPQESS_RFD_CONS_IDX_MASK; ++ ++ while (done < budget) { ++ struct ipqess_rx_desc *rd; ++ struct sk_buff *skb; ++ ++ if (rx_ring_tail == tail) ++ break; ++ ++ dma_unmap_single(rx_ring->ppdev, ++ rx_ring->buf[rx_ring_tail].dma, ++ rx_ring->buf[rx_ring_tail].length, ++ DMA_FROM_DEVICE); ++ ++ skb = xchg(&rx_ring->buf[rx_ring_tail].skb, NULL); ++ rd = (struct ipqess_rx_desc *)skb->data; ++ rx_ring_tail = IPQESS_NEXT_IDX(rx_ring_tail, IPQESS_RX_RING_SIZE); ++ ++ /* Check if RRD is valid */ ++ if (!(rd->rrd7 & cpu_to_le16(IPQESS_RRD_DESC_VALID))) { ++ num_desc = 1; ++ dev_kfree_skb_any(skb); ++ goto skip; ++ } ++ ++ num_desc = le16_to_cpu(rd->rrd1) & IPQESS_RRD_NUM_RFD_MASK; ++ length = le16_to_cpu(rd->rrd6) & IPQESS_RRD_PKT_SIZE_MASK; ++ ++ skb_reserve(skb, IPQESS_RRD_SIZE); ++ if (num_desc > 1) { ++ struct sk_buff *skb_prev = NULL; ++ int size_remaining; ++ int i; ++ ++ skb->data_len = 0; ++ skb->tail += (IPQESS_RX_HEAD_BUFF_SIZE - IPQESS_RRD_SIZE); ++ skb->len = length; ++ skb->truesize = length; ++ size_remaining = length - (IPQESS_RX_HEAD_BUFF_SIZE - IPQESS_RRD_SIZE); ++ ++ for (i = 1; i < num_desc; i++) { ++ struct sk_buff *skb_temp = rx_ring->buf[rx_ring_tail].skb; ++ ++ dma_unmap_single(rx_ring->ppdev, ++ rx_ring->buf[rx_ring_tail].dma, ++ rx_ring->buf[rx_ring_tail].length, ++ DMA_FROM_DEVICE); ++ ++ skb_put(skb_temp, min(size_remaining, IPQESS_RX_HEAD_BUFF_SIZE)); ++ if (skb_prev) ++ skb_prev->next = rx_ring->buf[rx_ring_tail].skb; ++ else ++ skb_shinfo(skb)->frag_list = rx_ring->buf[rx_ring_tail].skb; ++ skb_prev = rx_ring->buf[rx_ring_tail].skb; ++ rx_ring->buf[rx_ring_tail].skb->next = NULL; ++ ++ skb->data_len += rx_ring->buf[rx_ring_tail].skb->len; ++ size_remaining -= rx_ring->buf[rx_ring_tail].skb->len; ++ ++ rx_ring_tail = IPQESS_NEXT_IDX(rx_ring_tail, IPQESS_RX_RING_SIZE); ++ } ++ ++ } else { ++ skb_put(skb, length); ++ } ++ ++ skb->dev = rx_ring->ess->netdev; ++ skb->protocol = eth_type_trans(skb, rx_ring->ess->netdev); ++ skb_record_rx_queue(skb, rx_ring->ring_id); ++ ++ if (rd->rrd6 & cpu_to_le16(IPQESS_RRD_CSUM_FAIL_MASK)) ++ skb_checksum_none_assert(skb); ++ else ++ skb->ip_summed = CHECKSUM_UNNECESSARY; ++ ++ if (rd->rrd7 & cpu_to_le16(IPQESS_RRD_CVLAN)) ++ __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), ++ le16_to_cpu(rd->rrd4)); ++ else if (rd->rrd1 & cpu_to_le16(IPQESS_RRD_SVLAN)) ++ __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021AD), ++ le16_to_cpu(rd->rrd4)); ++ ++ napi_gro_receive(&rx_ring->napi_rx, skb); ++ ++ rx_ring->ess->stats.rx_packets++; ++ rx_ring->ess->stats.rx_bytes += length; ++ ++ done++; ++skip: ++ ++ num_desc += atomic_xchg(&rx_ring->refill_count, 0); ++ while (num_desc) { ++ if (ipqess_rx_buf_alloc_napi(rx_ring)) { ++ num_desc = atomic_add_return(num_desc, ++ &rx_ring->refill_count); ++ if (num_desc >= DIV_ROUND_UP(IPQESS_RX_RING_SIZE * 4, 7)) ++ schedule_work(&rx_ring->ess->rx_refill[rx_ring->ring_id].refill_work); ++ break; ++ } ++ num_desc--; ++ } ++ } ++ ++ ipqess_w32(rx_ring->ess, IPQESS_REG_RX_SW_CONS_IDX_Q(rx_ring->idx), ++ rx_ring_tail); ++ rx_ring->tail = rx_ring_tail; ++ ++ return done; ++} ++ ++static int ipqess_tx_complete(struct ipqess_tx_ring *tx_ring, int budget) ++{ ++ int total = 0, ret; ++ int done = 0; ++ u32 tail; ++ ++ tail = ipqess_r32(tx_ring->ess, IPQESS_REG_TPD_IDX_Q(tx_ring->idx)); ++ tail >>= IPQESS_TPD_CONS_IDX_SHIFT; ++ tail &= IPQESS_TPD_CONS_IDX_MASK; ++ ++ do { ++ ret = ipqess_tx_unmap_and_free(&tx_ring->ess->pdev->dev, ++ &tx_ring->buf[tx_ring->tail]); ++ tx_ring->tail = IPQESS_NEXT_IDX(tx_ring->tail, tx_ring->count); ++ ++ total += ret; ++ } while ((++done < budget) && (tx_ring->tail != tail)); ++ ++ ipqess_w32(tx_ring->ess, IPQESS_REG_TX_SW_CONS_IDX_Q(tx_ring->idx), ++ tx_ring->tail); ++ ++ if (netif_tx_queue_stopped(tx_ring->nq)) { ++ netdev_dbg(tx_ring->ess->netdev, "waking up tx queue %d\n", ++ tx_ring->idx); ++ netif_tx_wake_queue(tx_ring->nq); ++ } ++ ++ netdev_tx_completed_queue(tx_ring->nq, done, total); ++ ++ return done; ++} ++ ++static int ipqess_tx_napi(struct napi_struct *napi, int budget) ++{ ++ struct ipqess_tx_ring *tx_ring = container_of(napi, struct ipqess_tx_ring, ++ napi_tx); ++ int work_done = 0; ++ u32 tx_status; ++ ++ tx_status = ipqess_r32(tx_ring->ess, IPQESS_REG_TX_ISR); ++ tx_status &= BIT(tx_ring->idx); ++ ++ work_done = ipqess_tx_complete(tx_ring, budget); ++ ++ ipqess_w32(tx_ring->ess, IPQESS_REG_TX_ISR, tx_status); ++ ++ if (likely(work_done < budget)) { ++ if (napi_complete_done(napi, work_done)) ++ ipqess_w32(tx_ring->ess, ++ IPQESS_REG_TX_INT_MASK_Q(tx_ring->idx), 0x1); ++ } ++ ++ return work_done; ++} ++ ++static int ipqess_rx_napi(struct napi_struct *napi, int budget) ++{ ++ struct ipqess_rx_ring *rx_ring = container_of(napi, struct ipqess_rx_ring, ++ napi_rx); ++ struct ipqess *ess = rx_ring->ess; ++ u32 rx_mask = BIT(rx_ring->idx); ++ int remaining_budget = budget; ++ int rx_done; ++ u32 status; ++ ++ do { ++ ipqess_w32(ess, IPQESS_REG_RX_ISR, rx_mask); ++ rx_done = ipqess_rx_poll(rx_ring, remaining_budget); ++ remaining_budget -= rx_done; ++ ++ status = ipqess_r32(ess, IPQESS_REG_RX_ISR); ++ } while (remaining_budget > 0 && (status & rx_mask)); ++ ++ if (remaining_budget <= 0) ++ return budget; ++ ++ if (napi_complete_done(napi, budget - remaining_budget)) ++ ipqess_w32(ess, IPQESS_REG_RX_INT_MASK_Q(rx_ring->idx), 0x1); ++ ++ return budget - remaining_budget; ++} ++ ++static irqreturn_t ipqess_interrupt_tx(int irq, void *priv) ++{ ++ struct ipqess_tx_ring *tx_ring = (struct ipqess_tx_ring *)priv; ++ ++ if (likely(napi_schedule_prep(&tx_ring->napi_tx))) { ++ __napi_schedule(&tx_ring->napi_tx); ++ ipqess_w32(tx_ring->ess, IPQESS_REG_TX_INT_MASK_Q(tx_ring->idx), ++ 0x0); ++ } ++ ++ return IRQ_HANDLED; ++} ++ ++static irqreturn_t ipqess_interrupt_rx(int irq, void *priv) ++{ ++ struct ipqess_rx_ring *rx_ring = (struct ipqess_rx_ring *)priv; ++ ++ if (likely(napi_schedule_prep(&rx_ring->napi_rx))) { ++ __napi_schedule(&rx_ring->napi_rx); ++ ipqess_w32(rx_ring->ess, IPQESS_REG_RX_INT_MASK_Q(rx_ring->idx), ++ 0x0); ++ } ++ ++ return IRQ_HANDLED; ++} ++ ++static void ipqess_irq_enable(struct ipqess *ess) ++{ ++ int i; ++ ++ ipqess_w32(ess, IPQESS_REG_RX_ISR, 0xff); ++ ipqess_w32(ess, IPQESS_REG_TX_ISR, 0xffff); ++ for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) { ++ ipqess_w32(ess, IPQESS_REG_RX_INT_MASK_Q(ess->rx_ring[i].idx), 1); ++ ipqess_w32(ess, IPQESS_REG_TX_INT_MASK_Q(ess->tx_ring[i].idx), 1); ++ } ++} ++ ++static void ipqess_irq_disable(struct ipqess *ess) ++{ ++ int i; ++ ++ for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) { ++ ipqess_w32(ess, IPQESS_REG_RX_INT_MASK_Q(ess->rx_ring[i].idx), 0); ++ ipqess_w32(ess, IPQESS_REG_TX_INT_MASK_Q(ess->tx_ring[i].idx), 0); ++ } ++} ++ ++static int __init ipqess_init(struct net_device *netdev) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ struct device_node *of_node = ess->pdev->dev.of_node; ++ int ret; ++ ++ ret = of_get_ethdev_address(of_node, netdev); ++ if (ret) ++ eth_hw_addr_random(netdev); ++ ++ return phylink_of_phy_connect(ess->phylink, of_node, 0); ++} ++ ++static void ipqess_uninit(struct net_device *netdev) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ ++ phylink_disconnect_phy(ess->phylink); ++} ++ ++static int ipqess_open(struct net_device *netdev) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ int i, err; ++ ++ for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) { ++ int qid; ++ ++ qid = ess->tx_ring[i].idx; ++ err = devm_request_irq(&netdev->dev, ess->tx_irq[qid], ++ ipqess_interrupt_tx, 0, ++ ess->tx_irq_names[qid], ++ &ess->tx_ring[i]); ++ if (err) ++ return err; ++ ++ qid = ess->rx_ring[i].idx; ++ err = devm_request_irq(&netdev->dev, ess->rx_irq[qid], ++ ipqess_interrupt_rx, 0, ++ ess->rx_irq_names[qid], ++ &ess->rx_ring[i]); ++ if (err) ++ return err; ++ ++ napi_enable(&ess->tx_ring[i].napi_tx); ++ napi_enable(&ess->rx_ring[i].napi_rx); ++ } ++ ++ ipqess_irq_enable(ess); ++ phylink_start(ess->phylink); ++ netif_tx_start_all_queues(netdev); ++ ++ return 0; ++} ++ ++static int ipqess_stop(struct net_device *netdev) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ int i; ++ ++ netif_tx_stop_all_queues(netdev); ++ phylink_stop(ess->phylink); ++ ipqess_irq_disable(ess); ++ for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) { ++ napi_disable(&ess->tx_ring[i].napi_tx); ++ napi_disable(&ess->rx_ring[i].napi_rx); ++ } ++ ++ return 0; ++} ++ ++static int ipqess_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ ++ return phylink_mii_ioctl(ess->phylink, ifr, cmd); ++} ++ ++static u16 ipqess_tx_desc_available(struct ipqess_tx_ring *tx_ring) ++{ ++ u16 count = 0; ++ ++ if (tx_ring->tail <= tx_ring->head) ++ count = IPQESS_TX_RING_SIZE; ++ ++ count += tx_ring->tail - tx_ring->head - 1; ++ ++ return count; ++} ++ ++static int ipqess_cal_txd_req(struct sk_buff *skb) ++{ ++ int tpds; ++ ++ /* one TPD for the header, and one for each fragments */ ++ tpds = 1 + skb_shinfo(skb)->nr_frags; ++ if (skb_is_gso(skb) && skb_is_gso_v6(skb)) { ++ /* for LSOv2 one extra TPD is needed */ ++ tpds++; ++ } ++ ++ return tpds; ++} ++ ++static struct ipqess_buf *ipqess_get_tx_buffer(struct ipqess_tx_ring *tx_ring, ++ struct ipqess_tx_desc *desc) ++{ ++ return &tx_ring->buf[desc - tx_ring->hw_desc]; ++} ++ ++static struct ipqess_tx_desc *ipqess_tx_desc_next(struct ipqess_tx_ring *tx_ring) ++{ ++ struct ipqess_tx_desc *desc; ++ ++ desc = &tx_ring->hw_desc[tx_ring->head]; ++ tx_ring->head = IPQESS_NEXT_IDX(tx_ring->head, tx_ring->count); ++ ++ return desc; ++} ++ ++static void ipqess_rollback_tx(struct ipqess *eth, ++ struct ipqess_tx_desc *first_desc, int ring_id) ++{ ++ struct ipqess_tx_ring *tx_ring = ð->tx_ring[ring_id]; ++ struct ipqess_tx_desc *desc = NULL; ++ struct ipqess_buf *buf; ++ u16 start_index, index; ++ ++ start_index = first_desc - tx_ring->hw_desc; ++ ++ index = start_index; ++ while (index != tx_ring->head) { ++ desc = &tx_ring->hw_desc[index]; ++ buf = &tx_ring->buf[index]; ++ ipqess_tx_unmap_and_free(ð->pdev->dev, buf); ++ memset(desc, 0, sizeof(*desc)); ++ if (++index == tx_ring->count) ++ index = 0; ++ } ++ tx_ring->head = start_index; ++} ++ ++static int ipqess_tx_map_and_fill(struct ipqess_tx_ring *tx_ring, ++ struct sk_buff *skb) ++{ ++ struct ipqess_tx_desc *desc = NULL, *first_desc = NULL; ++ u32 word1 = 0, word3 = 0, lso_word1 = 0, svlan_tag = 0; ++ struct platform_device *pdev = tx_ring->ess->pdev; ++ struct ipqess_buf *buf = NULL; ++ u16 len; ++ int i; ++ ++ if (skb_is_gso(skb)) { ++ if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) { ++ lso_word1 |= IPQESS_TPD_IPV4_EN; ++ ip_hdr(skb)->check = 0; ++ tcp_hdr(skb)->check = ~csum_tcpudp_magic(ip_hdr(skb)->saddr, ++ ip_hdr(skb)->daddr, ++ 0, IPPROTO_TCP, 0); ++ } else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { ++ lso_word1 |= IPQESS_TPD_LSO_V2_EN; ++ ipv6_hdr(skb)->payload_len = 0; ++ tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, ++ &ipv6_hdr(skb)->daddr, ++ 0, IPPROTO_TCP, 0); ++ } ++ ++ lso_word1 |= IPQESS_TPD_LSO_EN | ++ ((skb_shinfo(skb)->gso_size & IPQESS_TPD_MSS_MASK) << ++ IPQESS_TPD_MSS_SHIFT) | ++ (skb_transport_offset(skb) << IPQESS_TPD_HDR_SHIFT); ++ } else if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) { ++ u8 css, cso; ++ ++ cso = skb_checksum_start_offset(skb); ++ css = cso + skb->csum_offset; ++ ++ word1 |= (IPQESS_TPD_CUSTOM_CSUM_EN); ++ word1 |= (cso >> 1) << IPQESS_TPD_HDR_SHIFT; ++ word1 |= ((css >> 1) << IPQESS_TPD_CUSTOM_CSUM_SHIFT); ++ } ++ ++ if (skb_vlan_tag_present(skb)) { ++ switch (skb->vlan_proto) { ++ case htons(ETH_P_8021Q): ++ word3 |= BIT(IPQESS_TX_INS_CVLAN); ++ word3 |= skb_vlan_tag_get(skb) << IPQESS_TX_CVLAN_TAG_SHIFT; ++ break; ++ case htons(ETH_P_8021AD): ++ word1 |= BIT(IPQESS_TX_INS_SVLAN); ++ svlan_tag = skb_vlan_tag_get(skb); ++ break; ++ default: ++ dev_err(&pdev->dev, "no ctag or stag present\n"); ++ goto vlan_tag_error; ++ } ++ } ++ ++ if (eth_type_vlan(skb->protocol)) ++ word1 |= IPQESS_TPD_VLAN_TAGGED; ++ ++ if (skb->protocol == htons(ETH_P_PPP_SES)) ++ word1 |= IPQESS_TPD_PPPOE_EN; ++ ++ len = skb_headlen(skb); ++ ++ first_desc = ipqess_tx_desc_next(tx_ring); ++ desc = first_desc; ++ if (lso_word1 & IPQESS_TPD_LSO_V2_EN) { ++ desc->addr = cpu_to_le32(skb->len); ++ desc->word1 = cpu_to_le32(word1 | lso_word1); ++ desc->svlan_tag = cpu_to_le16(svlan_tag); ++ desc->word3 = cpu_to_le32(word3); ++ desc = ipqess_tx_desc_next(tx_ring); ++ } ++ ++ buf = ipqess_get_tx_buffer(tx_ring, desc); ++ buf->length = len; ++ buf->dma = dma_map_single(&pdev->dev, skb->data, len, DMA_TO_DEVICE); ++ ++ if (dma_mapping_error(&pdev->dev, buf->dma)) ++ goto dma_error; ++ ++ desc->addr = cpu_to_le32(buf->dma); ++ desc->len = cpu_to_le16(len); ++ ++ buf->flags |= IPQESS_DESC_SINGLE; ++ desc->word1 = cpu_to_le32(word1 | lso_word1); ++ desc->svlan_tag = cpu_to_le16(svlan_tag); ++ desc->word3 = cpu_to_le32(word3); ++ ++ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { ++ skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; ++ ++ len = skb_frag_size(frag); ++ desc = ipqess_tx_desc_next(tx_ring); ++ buf = ipqess_get_tx_buffer(tx_ring, desc); ++ buf->length = len; ++ buf->flags |= IPQESS_DESC_PAGE; ++ buf->dma = skb_frag_dma_map(&pdev->dev, frag, 0, len, ++ DMA_TO_DEVICE); ++ ++ if (dma_mapping_error(&pdev->dev, buf->dma)) ++ goto dma_error; ++ ++ desc->addr = cpu_to_le32(buf->dma); ++ desc->len = cpu_to_le16(len); ++ desc->svlan_tag = cpu_to_le16(svlan_tag); ++ desc->word1 = cpu_to_le32(word1 | lso_word1); ++ desc->word3 = cpu_to_le32(word3); ++ } ++ desc->word1 |= cpu_to_le32(1 << IPQESS_TPD_EOP_SHIFT); ++ buf->skb = skb; ++ buf->flags |= IPQESS_DESC_LAST; ++ ++ return 0; ++ ++dma_error: ++ ipqess_rollback_tx(tx_ring->ess, first_desc, tx_ring->ring_id); ++ dev_err(&pdev->dev, "TX DMA map failed\n"); ++ ++vlan_tag_error: ++ return -ENOMEM; ++} ++ ++static void ipqess_kick_tx(struct ipqess_tx_ring *tx_ring) ++{ ++ /* Ensure that all TPDs has been written completely */ ++ dma_wmb(); ++ ++ /* update software producer index */ ++ ipqess_w32(tx_ring->ess, IPQESS_REG_TPD_IDX_Q(tx_ring->idx), ++ tx_ring->head); ++} ++ ++static netdev_tx_t ipqess_xmit(struct sk_buff *skb, struct net_device *netdev) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ struct ipqess_tx_ring *tx_ring; ++ int avail; ++ int tx_num; ++ int ret; ++ ++ tx_ring = &ess->tx_ring[skb_get_queue_mapping(skb)]; ++ tx_num = ipqess_cal_txd_req(skb); ++ avail = ipqess_tx_desc_available(tx_ring); ++ if (avail < tx_num) { ++ netdev_dbg(netdev, ++ "stopping tx queue %d, avail=%d req=%d im=%x\n", ++ tx_ring->idx, avail, tx_num, ++ ipqess_r32(tx_ring->ess, ++ IPQESS_REG_TX_INT_MASK_Q(tx_ring->idx))); ++ netif_tx_stop_queue(tx_ring->nq); ++ ipqess_w32(tx_ring->ess, IPQESS_REG_TX_INT_MASK_Q(tx_ring->idx), 0x1); ++ ipqess_kick_tx(tx_ring); ++ return NETDEV_TX_BUSY; ++ } ++ ++ ret = ipqess_tx_map_and_fill(tx_ring, skb); ++ if (ret) { ++ dev_kfree_skb_any(skb); ++ ess->stats.tx_errors++; ++ goto err_out; ++ } ++ ++ ess->stats.tx_packets++; ++ ess->stats.tx_bytes += skb->len; ++ netdev_tx_sent_queue(tx_ring->nq, skb->len); ++ ++ if (!netdev_xmit_more() || netif_xmit_stopped(tx_ring->nq)) ++ ipqess_kick_tx(tx_ring); ++ ++err_out: ++ return NETDEV_TX_OK; ++} ++ ++static int ipqess_set_mac_address(struct net_device *netdev, void *p) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ const char *macaddr = netdev->dev_addr; ++ int ret = eth_mac_addr(netdev, p); ++ ++ if (ret) ++ return ret; ++ ++ ipqess_w32(ess, IPQESS_REG_MAC_CTRL1, (macaddr[0] << 8) | macaddr[1]); ++ ipqess_w32(ess, IPQESS_REG_MAC_CTRL0, ++ (macaddr[2] << 24) | (macaddr[3] << 16) | (macaddr[4] << 8) | ++ macaddr[5]); ++ ++ return 0; ++} ++ ++static void ipqess_tx_timeout(struct net_device *netdev, unsigned int txq_id) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ struct ipqess_tx_ring *tr = &ess->tx_ring[txq_id]; ++ ++ netdev_warn(netdev, "TX timeout on queue %d\n", tr->idx); ++} ++ ++static const struct net_device_ops ipqess_axi_netdev_ops = { ++ .ndo_init = ipqess_init, ++ .ndo_uninit = ipqess_uninit, ++ .ndo_open = ipqess_open, ++ .ndo_stop = ipqess_stop, ++ .ndo_do_ioctl = ipqess_do_ioctl, ++ .ndo_start_xmit = ipqess_xmit, ++ .ndo_get_stats = ipqess_get_stats, ++ .ndo_set_mac_address = ipqess_set_mac_address, ++ .ndo_tx_timeout = ipqess_tx_timeout, ++}; ++ ++static void ipqess_hw_stop(struct ipqess *ess) ++{ ++ int i; ++ ++ /* disable all RX queue IRQs */ ++ for (i = 0; i < IPQESS_MAX_RX_QUEUE; i++) ++ ipqess_w32(ess, IPQESS_REG_RX_INT_MASK_Q(i), 0); ++ ++ /* disable all TX queue IRQs */ ++ for (i = 0; i < IPQESS_MAX_TX_QUEUE; i++) ++ ipqess_w32(ess, IPQESS_REG_TX_INT_MASK_Q(i), 0); ++ ++ /* disable all other IRQs */ ++ ipqess_w32(ess, IPQESS_REG_MISC_IMR, 0); ++ ipqess_w32(ess, IPQESS_REG_WOL_IMR, 0); ++ ++ /* clear the IRQ status registers */ ++ ipqess_w32(ess, IPQESS_REG_RX_ISR, 0xff); ++ ipqess_w32(ess, IPQESS_REG_TX_ISR, 0xffff); ++ ipqess_w32(ess, IPQESS_REG_MISC_ISR, 0x1fff); ++ ipqess_w32(ess, IPQESS_REG_WOL_ISR, 0x1); ++ ipqess_w32(ess, IPQESS_REG_WOL_CTRL, 0); ++ ++ /* disable RX and TX queues */ ++ ipqess_m32(ess, IPQESS_RXQ_CTRL_EN_MASK, 0, IPQESS_REG_RXQ_CTRL); ++ ipqess_m32(ess, IPQESS_TXQ_CTRL_TXQ_EN, 0, IPQESS_REG_TXQ_CTRL); ++} ++ ++static int ipqess_hw_init(struct ipqess *ess) ++{ ++ int i, err; ++ u32 tmp; ++ ++ ipqess_hw_stop(ess); ++ ++ ipqess_m32(ess, BIT(IPQESS_INTR_SW_IDX_W_TYP_SHIFT), ++ IPQESS_INTR_SW_IDX_W_TYPE << IPQESS_INTR_SW_IDX_W_TYP_SHIFT, ++ IPQESS_REG_INTR_CTRL); ++ ++ /* enable IRQ delay slot */ ++ ipqess_w32(ess, IPQESS_REG_IRQ_MODRT_TIMER_INIT, ++ (IPQESS_TX_IMT << IPQESS_IRQ_MODRT_TX_TIMER_SHIFT) | ++ (IPQESS_RX_IMT << IPQESS_IRQ_MODRT_RX_TIMER_SHIFT)); ++ ++ /* Set Customer and Service VLAN TPIDs */ ++ ipqess_w32(ess, IPQESS_REG_VLAN_CFG, ++ (ETH_P_8021Q << IPQESS_VLAN_CFG_CVLAN_TPID_SHIFT) | ++ (ETH_P_8021AD << IPQESS_VLAN_CFG_SVLAN_TPID_SHIFT)); ++ ++ /* Configure the TX Queue bursting */ ++ ipqess_w32(ess, IPQESS_REG_TXQ_CTRL, ++ (IPQESS_TPD_BURST << IPQESS_TXQ_NUM_TPD_BURST_SHIFT) | ++ (IPQESS_TXF_BURST << IPQESS_TXQ_TXF_BURST_NUM_SHIFT) | ++ IPQESS_TXQ_CTRL_TPD_BURST_EN); ++ ++ /* Set RSS type */ ++ ipqess_w32(ess, IPQESS_REG_RSS_TYPE, ++ IPQESS_RSS_TYPE_IPV4TCP | IPQESS_RSS_TYPE_IPV6_TCP | ++ IPQESS_RSS_TYPE_IPV4_UDP | IPQESS_RSS_TYPE_IPV6UDP | ++ IPQESS_RSS_TYPE_IPV4 | IPQESS_RSS_TYPE_IPV6); ++ ++ /* Set RFD ring burst and threshold */ ++ ipqess_w32(ess, IPQESS_REG_RX_DESC1, ++ (IPQESS_RFD_BURST << IPQESS_RXQ_RFD_BURST_NUM_SHIFT) | ++ (IPQESS_RFD_THR << IPQESS_RXQ_RFD_PF_THRESH_SHIFT) | ++ (IPQESS_RFD_LTHR << IPQESS_RXQ_RFD_LOW_THRESH_SHIFT)); ++ ++ /* Set Rx FIFO ++ * - threshold to start to DMA data to host ++ */ ++ ipqess_w32(ess, IPQESS_REG_RXQ_CTRL, ++ IPQESS_FIFO_THRESH_128_BYTE | IPQESS_RXQ_CTRL_RMV_VLAN); ++ ++ err = ipqess_rx_ring_alloc(ess); ++ if (err) ++ return err; ++ ++ err = ipqess_tx_ring_alloc(ess); ++ if (err) ++ goto err_rx_ring_free; ++ ++ /* Load all of ring base addresses above into the dma engine */ ++ ipqess_m32(ess, 0, BIT(IPQESS_LOAD_PTR_SHIFT), IPQESS_REG_TX_SRAM_PART); ++ ++ /* Disable TX FIFO low watermark and high watermark */ ++ ipqess_w32(ess, IPQESS_REG_TXF_WATER_MARK, 0); ++ ++ /* Configure RSS indirection table. ++ * 128 hash will be configured in the following ++ * pattern: hash{0,1,2,3} = {Q0,Q2,Q4,Q6} respectively ++ * and so on ++ */ ++ for (i = 0; i < IPQESS_NUM_IDT; i++) ++ ipqess_w32(ess, IPQESS_REG_RSS_IDT(i), IPQESS_RSS_IDT_VALUE); ++ ++ /* Configure load balance mapping table. ++ * 4 table entry will be configured according to the ++ * following pattern: load_balance{0,1,2,3} = {Q0,Q1,Q3,Q4} ++ * respectively. ++ */ ++ ipqess_w32(ess, IPQESS_REG_LB_RING, IPQESS_LB_REG_VALUE); ++ ++ /* Configure Virtual queue for Tx rings */ ++ ipqess_w32(ess, IPQESS_REG_VQ_CTRL0, IPQESS_VQ_REG_VALUE); ++ ipqess_w32(ess, IPQESS_REG_VQ_CTRL1, IPQESS_VQ_REG_VALUE); ++ ++ /* Configure Max AXI Burst write size to 128 bytes*/ ++ ipqess_w32(ess, IPQESS_REG_AXIW_CTRL_MAXWRSIZE, ++ IPQESS_AXIW_MAXWRSIZE_VALUE); ++ ++ /* Enable TX queues */ ++ ipqess_m32(ess, 0, IPQESS_TXQ_CTRL_TXQ_EN, IPQESS_REG_TXQ_CTRL); ++ ++ /* Enable RX queues */ ++ tmp = 0; ++ for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) ++ tmp |= IPQESS_RXQ_CTRL_EN(ess->rx_ring[i].idx); ++ ++ ipqess_m32(ess, IPQESS_RXQ_CTRL_EN_MASK, tmp, IPQESS_REG_RXQ_CTRL); ++ ++ return 0; ++ ++err_rx_ring_free: ++ ++ ipqess_rx_ring_free(ess); ++ return err; ++} ++ ++static void ipqess_mac_config(struct phylink_config *config, unsigned int mode, ++ const struct phylink_link_state *state) ++{ ++ /* Nothing to do, use fixed Internal mode */ ++} ++ ++static void ipqess_mac_link_down(struct phylink_config *config, ++ unsigned int mode, ++ phy_interface_t interface) ++{ ++ /* Nothing to do, use fixed Internal mode */ ++} ++ ++static void ipqess_mac_link_up(struct phylink_config *config, ++ struct phy_device *phy, unsigned int mode, ++ phy_interface_t interface, ++ int speed, int duplex, ++ bool tx_pause, bool rx_pause) ++{ ++ /* Nothing to do, use fixed Internal mode */ ++} ++ ++static struct phylink_mac_ops ipqess_phylink_mac_ops = { ++ .validate = phylink_generic_validate, ++ .mac_config = ipqess_mac_config, ++ .mac_link_up = ipqess_mac_link_up, ++ .mac_link_down = ipqess_mac_link_down, ++}; ++ ++static void ipqess_reset(struct ipqess *ess) ++{ ++ reset_control_assert(ess->ess_rst); ++ ++ mdelay(10); ++ ++ reset_control_deassert(ess->ess_rst); ++ ++ /* Waiting for all inner tables to be flushed and reinitialized. ++ * This takes between 5 and 10 ms ++ */ ++ ++ mdelay(10); ++} ++ ++static int ipqess_axi_probe(struct platform_device *pdev) ++{ ++ struct device_node *np = pdev->dev.of_node; ++ struct net_device *netdev; ++ phy_interface_t phy_mode; ++ struct ipqess *ess; ++ int i, err = 0; ++ ++ netdev = devm_alloc_etherdev_mqs(&pdev->dev, sizeof(*ess), ++ IPQESS_NETDEV_QUEUES, ++ IPQESS_NETDEV_QUEUES); ++ if (!netdev) ++ return -ENOMEM; ++ ++ ess = netdev_priv(netdev); ++ ess->netdev = netdev; ++ ess->pdev = pdev; ++ spin_lock_init(&ess->stats_lock); ++ SET_NETDEV_DEV(netdev, &pdev->dev); ++ platform_set_drvdata(pdev, netdev); ++ ++ ess->hw_addr = devm_platform_get_and_ioremap_resource(pdev, 0, NULL); ++ if (IS_ERR(ess->hw_addr)) ++ return PTR_ERR(ess->hw_addr); ++ ++ err = of_get_phy_mode(np, &phy_mode); ++ if (err) { ++ dev_err(&pdev->dev, "incorrect phy-mode\n"); ++ return err; ++ } ++ ++ ess->ess_clk = devm_clk_get(&pdev->dev, NULL); ++ if (!IS_ERR(ess->ess_clk)) ++ clk_prepare_enable(ess->ess_clk); ++ ++ ess->ess_rst = devm_reset_control_get(&pdev->dev, NULL); ++ if (IS_ERR(ess->ess_rst)) ++ goto err_clk; ++ ++ ipqess_reset(ess); ++ ++ ess->phylink_config.dev = &netdev->dev; ++ ess->phylink_config.type = PHYLINK_NETDEV; ++ ess->phylink_config.mac_capabilities = MAC_SYM_PAUSE | MAC_10 | ++ MAC_100 | MAC_1000FD; ++ ++ __set_bit(PHY_INTERFACE_MODE_INTERNAL, ++ ess->phylink_config.supported_interfaces); ++ ++ ess->phylink = phylink_create(&ess->phylink_config, ++ of_fwnode_handle(np), phy_mode, ++ &ipqess_phylink_mac_ops); ++ if (IS_ERR(ess->phylink)) { ++ err = PTR_ERR(ess->phylink); ++ goto err_clk; ++ } ++ ++ for (i = 0; i < IPQESS_MAX_TX_QUEUE; i++) { ++ ess->tx_irq[i] = platform_get_irq(pdev, i); ++ scnprintf(ess->tx_irq_names[i], sizeof(ess->tx_irq_names[i]), ++ "%s:txq%d", pdev->name, i); ++ } ++ ++ for (i = 0; i < IPQESS_MAX_RX_QUEUE; i++) { ++ ess->rx_irq[i] = platform_get_irq(pdev, i + IPQESS_MAX_TX_QUEUE); ++ scnprintf(ess->rx_irq_names[i], sizeof(ess->rx_irq_names[i]), ++ "%s:rxq%d", pdev->name, i); ++ } ++ ++ netdev->netdev_ops = &ipqess_axi_netdev_ops; ++ netdev->features = NETIF_F_HW_CSUM | NETIF_F_RXCSUM | ++ NETIF_F_HW_VLAN_CTAG_RX | ++ NETIF_F_HW_VLAN_CTAG_TX | ++ NETIF_F_TSO | NETIF_F_GRO | NETIF_F_SG; ++ /* feature change is not supported yet */ ++ netdev->hw_features = 0; ++ netdev->vlan_features = NETIF_F_HW_CSUM | NETIF_F_SG | NETIF_F_RXCSUM | ++ NETIF_F_TSO | ++ NETIF_F_GRO; ++ netdev->watchdog_timeo = 5 * HZ; ++ netdev->base_addr = (u32)ess->hw_addr; ++ netdev->max_mtu = 9000; ++ netdev->gso_max_segs = IPQESS_TX_RING_SIZE / 2; ++ ++ ipqess_set_ethtool_ops(netdev); ++ ++ err = ipqess_hw_init(ess); ++ if (err) ++ goto err_phylink; ++ ++ for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) { ++ netif_napi_add_tx(netdev, &ess->tx_ring[i].napi_tx, ipqess_tx_napi); ++ netif_napi_add(netdev, &ess->rx_ring[i].napi_rx, ipqess_rx_napi); ++ } ++ ++ err = register_netdev(netdev); ++ if (err) ++ goto err_hw_stop; ++ ++ return 0; ++ ++err_hw_stop: ++ ipqess_hw_stop(ess); ++ ++ ipqess_tx_ring_free(ess); ++ ipqess_rx_ring_free(ess); ++err_phylink: ++ phylink_destroy(ess->phylink); ++ ++err_clk: ++ clk_disable_unprepare(ess->ess_clk); ++ ++ return err; ++} ++ ++static int ipqess_axi_remove(struct platform_device *pdev) ++{ ++ const struct net_device *netdev = platform_get_drvdata(pdev); ++ struct ipqess *ess = netdev_priv(netdev); ++ ++ unregister_netdev(ess->netdev); ++ ipqess_hw_stop(ess); ++ ++ ipqess_tx_ring_free(ess); ++ ipqess_rx_ring_free(ess); ++ ++ phylink_destroy(ess->phylink); ++ clk_disable_unprepare(ess->ess_clk); ++ ++ return 0; ++} ++ ++static const struct of_device_id ipqess_of_mtable[] = { ++ {.compatible = "qcom,ipq4019-ess-edma" }, ++ {} ++}; ++MODULE_DEVICE_TABLE(of, ipqess_of_mtable); ++ ++static struct platform_driver ipqess_axi_driver = { ++ .driver = { ++ .name = "ipqess-edma", ++ .of_match_table = ipqess_of_mtable, ++ }, ++ .probe = ipqess_axi_probe, ++ .remove = ipqess_axi_remove, ++}; ++ ++module_platform_driver(ipqess_axi_driver); ++ ++MODULE_AUTHOR("Qualcomm Atheros Inc"); ++MODULE_AUTHOR("John Crispin "); ++MODULE_AUTHOR("Christian Lamparter "); ++MODULE_AUTHOR("Gabor Juhos "); ++MODULE_AUTHOR("Maxime Chevallier "); ++MODULE_LICENSE("GPL"); +--- /dev/null ++++ b/drivers/net/ethernet/qualcomm/ipqess/ipqess.h +@@ -0,0 +1,518 @@ ++/* SPDX-License-Identifier: (GPL-2.0 OR ISC) */ ++/* Copyright (c) 2014 - 2016, The Linux Foundation. All rights reserved. ++ * Copyright (c) 2017 - 2018, John Crispin ++ * Copyright (c) 2018 - 2019, Christian Lamparter ++ * Copyright (c) 2020 - 2021, Gabor Juhos ++ * Copyright (c) 2021 - 2022, Maxime Chevallier ++ * ++ */ ++ ++#ifndef _IPQESS_H_ ++#define _IPQESS_H_ ++ ++#define IPQESS_NETDEV_QUEUES 4 ++ ++#define IPQESS_TPD_EOP_SHIFT 31 ++ ++#define IPQESS_PORT_ID_SHIFT 12 ++#define IPQESS_PORT_ID_MASK 0x7 ++ ++/* tpd word 3 bit 18-28 */ ++#define IPQESS_TPD_PORT_BITMAP_SHIFT 18 ++ ++#define IPQESS_TPD_FROM_CPU_SHIFT 25 ++ ++#define IPQESS_RX_RING_SIZE 128 ++#define IPQESS_RX_HEAD_BUFF_SIZE 1540 ++#define IPQESS_TX_RING_SIZE 128 ++#define IPQESS_MAX_RX_QUEUE 8 ++#define IPQESS_MAX_TX_QUEUE 16 ++ ++/* Configurations */ ++#define IPQESS_INTR_CLEAR_TYPE 0 ++#define IPQESS_INTR_SW_IDX_W_TYPE 0 ++#define IPQESS_FIFO_THRESH_TYPE 0 ++#define IPQESS_RSS_TYPE 0 ++#define IPQESS_RX_IMT 0x0020 ++#define IPQESS_TX_IMT 0x0050 ++#define IPQESS_TPD_BURST 5 ++#define IPQESS_TXF_BURST 0x100 ++#define IPQESS_RFD_BURST 8 ++#define IPQESS_RFD_THR 16 ++#define IPQESS_RFD_LTHR 0 ++ ++/* Flags used in transmit direction */ ++#define IPQESS_DESC_LAST 0x1 ++#define IPQESS_DESC_SINGLE 0x2 ++#define IPQESS_DESC_PAGE 0x4 ++ ++struct ipqess_statistics { ++ u32 tx_q0_pkt; ++ u32 tx_q1_pkt; ++ u32 tx_q2_pkt; ++ u32 tx_q3_pkt; ++ u32 tx_q4_pkt; ++ u32 tx_q5_pkt; ++ u32 tx_q6_pkt; ++ u32 tx_q7_pkt; ++ u32 tx_q8_pkt; ++ u32 tx_q9_pkt; ++ u32 tx_q10_pkt; ++ u32 tx_q11_pkt; ++ u32 tx_q12_pkt; ++ u32 tx_q13_pkt; ++ u32 tx_q14_pkt; ++ u32 tx_q15_pkt; ++ u32 tx_q0_byte; ++ u32 tx_q1_byte; ++ u32 tx_q2_byte; ++ u32 tx_q3_byte; ++ u32 tx_q4_byte; ++ u32 tx_q5_byte; ++ u32 tx_q6_byte; ++ u32 tx_q7_byte; ++ u32 tx_q8_byte; ++ u32 tx_q9_byte; ++ u32 tx_q10_byte; ++ u32 tx_q11_byte; ++ u32 tx_q12_byte; ++ u32 tx_q13_byte; ++ u32 tx_q14_byte; ++ u32 tx_q15_byte; ++ u32 rx_q0_pkt; ++ u32 rx_q1_pkt; ++ u32 rx_q2_pkt; ++ u32 rx_q3_pkt; ++ u32 rx_q4_pkt; ++ u32 rx_q5_pkt; ++ u32 rx_q6_pkt; ++ u32 rx_q7_pkt; ++ u32 rx_q0_byte; ++ u32 rx_q1_byte; ++ u32 rx_q2_byte; ++ u32 rx_q3_byte; ++ u32 rx_q4_byte; ++ u32 rx_q5_byte; ++ u32 rx_q6_byte; ++ u32 rx_q7_byte; ++ u32 tx_desc_error; ++}; ++ ++struct ipqess_tx_desc { ++ __le16 len; ++ __le16 svlan_tag; ++ __le32 word1; ++ __le32 addr; ++ __le32 word3; ++} __aligned(16) __packed; ++ ++struct ipqess_rx_desc { ++ __le16 rrd0; ++ __le16 rrd1; ++ __le16 rrd2; ++ __le16 rrd3; ++ __le16 rrd4; ++ __le16 rrd5; ++ __le16 rrd6; ++ __le16 rrd7; ++} __aligned(16) __packed; ++ ++struct ipqess_buf { ++ struct sk_buff *skb; ++ dma_addr_t dma; ++ u32 flags; ++ u16 length; ++}; ++ ++struct ipqess_tx_ring { ++ struct napi_struct napi_tx; ++ u32 idx; ++ int ring_id; ++ struct ipqess *ess; ++ struct netdev_queue *nq; ++ struct ipqess_tx_desc *hw_desc; ++ struct ipqess_buf *buf; ++ dma_addr_t dma; ++ u16 count; ++ u16 head; ++ u16 tail; ++}; ++ ++struct ipqess_rx_ring { ++ struct napi_struct napi_rx; ++ u32 idx; ++ int ring_id; ++ struct ipqess *ess; ++ struct device *ppdev; ++ struct ipqess_rx_desc **hw_desc; ++ struct ipqess_buf *buf; ++ dma_addr_t dma; ++ u16 head; ++ u16 tail; ++ atomic_t refill_count; ++}; ++ ++struct ipqess_rx_ring_refill { ++ struct ipqess_rx_ring *rx_ring; ++ struct work_struct refill_work; ++}; ++ ++#define IPQESS_IRQ_NAME_LEN 32 ++ ++struct ipqess { ++ struct net_device *netdev; ++ void __iomem *hw_addr; ++ ++ struct clk *ess_clk; ++ struct reset_control *ess_rst; ++ ++ struct ipqess_rx_ring rx_ring[IPQESS_NETDEV_QUEUES]; ++ ++ struct platform_device *pdev; ++ struct phylink *phylink; ++ struct phylink_config phylink_config; ++ struct ipqess_tx_ring tx_ring[IPQESS_NETDEV_QUEUES]; ++ ++ struct ipqess_statistics ipqess_stats; ++ ++ /* Protects stats */ ++ spinlock_t stats_lock; ++ struct net_device_stats stats; ++ ++ struct ipqess_rx_ring_refill rx_refill[IPQESS_NETDEV_QUEUES]; ++ u32 tx_irq[IPQESS_MAX_TX_QUEUE]; ++ char tx_irq_names[IPQESS_MAX_TX_QUEUE][IPQESS_IRQ_NAME_LEN]; ++ u32 rx_irq[IPQESS_MAX_RX_QUEUE]; ++ char rx_irq_names[IPQESS_MAX_TX_QUEUE][IPQESS_IRQ_NAME_LEN]; ++}; ++ ++void ipqess_set_ethtool_ops(struct net_device *netdev); ++void ipqess_update_hw_stats(struct ipqess *ess); ++ ++/* register definition */ ++#define IPQESS_REG_MAS_CTRL 0x0 ++#define IPQESS_REG_TIMEOUT_CTRL 0x004 ++#define IPQESS_REG_DBG0 0x008 ++#define IPQESS_REG_DBG1 0x00C ++#define IPQESS_REG_SW_CTRL0 0x100 ++#define IPQESS_REG_SW_CTRL1 0x104 ++ ++/* Interrupt Status Register */ ++#define IPQESS_REG_RX_ISR 0x200 ++#define IPQESS_REG_TX_ISR 0x208 ++#define IPQESS_REG_MISC_ISR 0x210 ++#define IPQESS_REG_WOL_ISR 0x218 ++ ++#define IPQESS_MISC_ISR_RX_URG_Q(x) (1 << (x)) ++ ++#define IPQESS_MISC_ISR_AXIR_TIMEOUT 0x00000100 ++#define IPQESS_MISC_ISR_AXIR_ERR 0x00000200 ++#define IPQESS_MISC_ISR_TXF_DEAD 0x00000400 ++#define IPQESS_MISC_ISR_AXIW_ERR 0x00000800 ++#define IPQESS_MISC_ISR_AXIW_TIMEOUT 0x00001000 ++ ++#define IPQESS_WOL_ISR 0x00000001 ++ ++/* Interrupt Mask Register */ ++#define IPQESS_REG_MISC_IMR 0x214 ++#define IPQESS_REG_WOL_IMR 0x218 ++ ++#define IPQESS_RX_IMR_NORMAL_MASK 0x1 ++#define IPQESS_TX_IMR_NORMAL_MASK 0x1 ++#define IPQESS_MISC_IMR_NORMAL_MASK 0x80001FFF ++#define IPQESS_WOL_IMR_NORMAL_MASK 0x1 ++ ++/* Edma receive consumer index */ ++#define IPQESS_REG_RX_SW_CONS_IDX_Q(x) (0x220 + ((x) << 2)) /* x is the queue id */ ++ ++/* Edma transmit consumer index */ ++#define IPQESS_REG_TX_SW_CONS_IDX_Q(x) (0x240 + ((x) << 2)) /* x is the queue id */ ++ ++/* IRQ Moderator Initial Timer Register */ ++#define IPQESS_REG_IRQ_MODRT_TIMER_INIT 0x280 ++#define IPQESS_IRQ_MODRT_TIMER_MASK 0xFFFF ++#define IPQESS_IRQ_MODRT_RX_TIMER_SHIFT 0 ++#define IPQESS_IRQ_MODRT_TX_TIMER_SHIFT 16 ++ ++/* Interrupt Control Register */ ++#define IPQESS_REG_INTR_CTRL 0x284 ++#define IPQESS_INTR_CLR_TYP_SHIFT 0 ++#define IPQESS_INTR_SW_IDX_W_TYP_SHIFT 1 ++#define IPQESS_INTR_CLEAR_TYPE_W1 0 ++#define IPQESS_INTR_CLEAR_TYPE_R 1 ++ ++/* RX Interrupt Mask Register */ ++#define IPQESS_REG_RX_INT_MASK_Q(x) (0x300 + ((x) << 2)) /* x = queue id */ ++ ++/* TX Interrupt mask register */ ++#define IPQESS_REG_TX_INT_MASK_Q(x) (0x340 + ((x) << 2)) /* x = queue id */ ++ ++/* Load Ptr Register ++ * Software sets this bit after the initialization of the head and tail ++ */ ++#define IPQESS_REG_TX_SRAM_PART 0x400 ++#define IPQESS_LOAD_PTR_SHIFT 16 ++ ++/* TXQ Control Register */ ++#define IPQESS_REG_TXQ_CTRL 0x404 ++#define IPQESS_TXQ_CTRL_IP_OPTION_EN 0x10 ++#define IPQESS_TXQ_CTRL_TXQ_EN 0x20 ++#define IPQESS_TXQ_CTRL_ENH_MODE 0x40 ++#define IPQESS_TXQ_CTRL_LS_8023_EN 0x80 ++#define IPQESS_TXQ_CTRL_TPD_BURST_EN 0x100 ++#define IPQESS_TXQ_CTRL_LSO_BREAK_EN 0x200 ++#define IPQESS_TXQ_NUM_TPD_BURST_MASK 0xF ++#define IPQESS_TXQ_TXF_BURST_NUM_MASK 0xFFFF ++#define IPQESS_TXQ_NUM_TPD_BURST_SHIFT 0 ++#define IPQESS_TXQ_TXF_BURST_NUM_SHIFT 16 ++ ++#define IPQESS_REG_TXF_WATER_MARK 0x408 /* In 8-bytes */ ++#define IPQESS_TXF_WATER_MARK_MASK 0x0FFF ++#define IPQESS_TXF_LOW_WATER_MARK_SHIFT 0 ++#define IPQESS_TXF_HIGH_WATER_MARK_SHIFT 16 ++#define IPQESS_TXQ_CTRL_BURST_MODE_EN 0x80000000 ++ ++/* WRR Control Register */ ++#define IPQESS_REG_WRR_CTRL_Q0_Q3 0x40c ++#define IPQESS_REG_WRR_CTRL_Q4_Q7 0x410 ++#define IPQESS_REG_WRR_CTRL_Q8_Q11 0x414 ++#define IPQESS_REG_WRR_CTRL_Q12_Q15 0x418 ++ ++/* Weight round robin(WRR), it takes queue as input, and computes ++ * starting bits where we need to write the weight for a particular ++ * queue ++ */ ++#define IPQESS_WRR_SHIFT(x) (((x) * 5) % 20) ++ ++/* Tx Descriptor Control Register */ ++#define IPQESS_REG_TPD_RING_SIZE 0x41C ++#define IPQESS_TPD_RING_SIZE_SHIFT 0 ++#define IPQESS_TPD_RING_SIZE_MASK 0xFFFF ++ ++/* Transmit descriptor base address */ ++#define IPQESS_REG_TPD_BASE_ADDR_Q(x) (0x420 + ((x) << 2)) /* x = queue id */ ++ ++/* TPD Index Register */ ++#define IPQESS_REG_TPD_IDX_Q(x) (0x460 + ((x) << 2)) /* x = queue id */ ++ ++#define IPQESS_TPD_PROD_IDX_BITS 0x0000FFFF ++#define IPQESS_TPD_CONS_IDX_BITS 0xFFFF0000 ++#define IPQESS_TPD_PROD_IDX_MASK 0xFFFF ++#define IPQESS_TPD_CONS_IDX_MASK 0xFFFF ++#define IPQESS_TPD_PROD_IDX_SHIFT 0 ++#define IPQESS_TPD_CONS_IDX_SHIFT 16 ++ ++/* TX Virtual Queue Mapping Control Register */ ++#define IPQESS_REG_VQ_CTRL0 0x4A0 ++#define IPQESS_REG_VQ_CTRL1 0x4A4 ++ ++/* Virtual QID shift, it takes queue as input, and computes ++ * Virtual QID position in virtual qid control register ++ */ ++#define IPQESS_VQ_ID_SHIFT(i) (((i) * 3) % 24) ++ ++/* Virtual Queue Default Value */ ++#define IPQESS_VQ_REG_VALUE 0x240240 ++ ++/* Tx side Port Interface Control Register */ ++#define IPQESS_REG_PORT_CTRL 0x4A8 ++#define IPQESS_PAD_EN_SHIFT 15 ++ ++/* Tx side VLAN Configuration Register */ ++#define IPQESS_REG_VLAN_CFG 0x4AC ++ ++#define IPQESS_VLAN_CFG_SVLAN_TPID_SHIFT 0 ++#define IPQESS_VLAN_CFG_SVLAN_TPID_MASK 0xffff ++#define IPQESS_VLAN_CFG_CVLAN_TPID_SHIFT 16 ++#define IPQESS_VLAN_CFG_CVLAN_TPID_MASK 0xffff ++ ++#define IPQESS_TX_CVLAN 16 ++#define IPQESS_TX_INS_CVLAN 17 ++#define IPQESS_TX_CVLAN_TAG_SHIFT 0 ++ ++#define IPQESS_TX_SVLAN 14 ++#define IPQESS_TX_INS_SVLAN 15 ++#define IPQESS_TX_SVLAN_TAG_SHIFT 16 ++ ++/* Tx Queue Packet Statistic Register */ ++#define IPQESS_REG_TX_STAT_PKT_Q(x) (0x700 + ((x) << 3)) /* x = queue id */ ++ ++#define IPQESS_TX_STAT_PKT_MASK 0xFFFFFF ++ ++/* Tx Queue Byte Statistic Register */ ++#define IPQESS_REG_TX_STAT_BYTE_Q(x) (0x704 + ((x) << 3)) /* x = queue id */ ++ ++/* Load Balance Based Ring Offset Register */ ++#define IPQESS_REG_LB_RING 0x800 ++#define IPQESS_LB_RING_ENTRY_MASK 0xff ++#define IPQESS_LB_RING_ID_MASK 0x7 ++#define IPQESS_LB_RING_PROFILE_ID_MASK 0x3 ++#define IPQESS_LB_RING_ENTRY_BIT_OFFSET 8 ++#define IPQESS_LB_RING_ID_OFFSET 0 ++#define IPQESS_LB_RING_PROFILE_ID_OFFSET 3 ++#define IPQESS_LB_REG_VALUE 0x6040200 ++ ++/* Load Balance Priority Mapping Register */ ++#define IPQESS_REG_LB_PRI_START 0x804 ++#define IPQESS_REG_LB_PRI_END 0x810 ++#define IPQESS_LB_PRI_REG_INC 4 ++#define IPQESS_LB_PRI_ENTRY_BIT_OFFSET 4 ++#define IPQESS_LB_PRI_ENTRY_MASK 0xf ++ ++/* RSS Priority Mapping Register */ ++#define IPQESS_REG_RSS_PRI 0x820 ++#define IPQESS_RSS_PRI_ENTRY_MASK 0xf ++#define IPQESS_RSS_RING_ID_MASK 0x7 ++#define IPQESS_RSS_PRI_ENTRY_BIT_OFFSET 4 ++ ++/* RSS Indirection Register */ ++#define IPQESS_REG_RSS_IDT(x) (0x840 + ((x) << 2)) /* x = No. of indirection table */ ++#define IPQESS_NUM_IDT 16 ++#define IPQESS_RSS_IDT_VALUE 0x64206420 ++ ++/* Default RSS Ring Register */ ++#define IPQESS_REG_DEF_RSS 0x890 ++#define IPQESS_DEF_RSS_MASK 0x7 ++ ++/* RSS Hash Function Type Register */ ++#define IPQESS_REG_RSS_TYPE 0x894 ++#define IPQESS_RSS_TYPE_NONE 0x01 ++#define IPQESS_RSS_TYPE_IPV4TCP 0x02 ++#define IPQESS_RSS_TYPE_IPV6_TCP 0x04 ++#define IPQESS_RSS_TYPE_IPV4_UDP 0x08 ++#define IPQESS_RSS_TYPE_IPV6UDP 0x10 ++#define IPQESS_RSS_TYPE_IPV4 0x20 ++#define IPQESS_RSS_TYPE_IPV6 0x40 ++#define IPQESS_RSS_HASH_MODE_MASK 0x7f ++ ++#define IPQESS_REG_RSS_HASH_VALUE 0x8C0 ++ ++#define IPQESS_REG_RSS_TYPE_RESULT 0x8C4 ++ ++#define IPQESS_HASH_TYPE_START 0 ++#define IPQESS_HASH_TYPE_END 5 ++#define IPQESS_HASH_TYPE_SHIFT 12 ++ ++#define IPQESS_RFS_FLOW_ENTRIES 1024 ++#define IPQESS_RFS_FLOW_ENTRIES_MASK (IPQESS_RFS_FLOW_ENTRIES - 1) ++#define IPQESS_RFS_EXPIRE_COUNT_PER_CALL 128 ++ ++/* RFD Base Address Register */ ++#define IPQESS_REG_RFD_BASE_ADDR_Q(x) (0x950 + ((x) << 2)) /* x = queue id */ ++ ++/* RFD Index Register */ ++#define IPQESS_REG_RFD_IDX_Q(x) (0x9B0 + ((x) << 2)) /* x = queue id */ ++ ++#define IPQESS_RFD_PROD_IDX_BITS 0x00000FFF ++#define IPQESS_RFD_CONS_IDX_BITS 0x0FFF0000 ++#define IPQESS_RFD_PROD_IDX_MASK 0xFFF ++#define IPQESS_RFD_CONS_IDX_MASK 0xFFF ++#define IPQESS_RFD_PROD_IDX_SHIFT 0 ++#define IPQESS_RFD_CONS_IDX_SHIFT 16 ++ ++/* Rx Descriptor Control Register */ ++#define IPQESS_REG_RX_DESC0 0xA10 ++#define IPQESS_RFD_RING_SIZE_MASK 0xFFF ++#define IPQESS_RX_BUF_SIZE_MASK 0xFFFF ++#define IPQESS_RFD_RING_SIZE_SHIFT 0 ++#define IPQESS_RX_BUF_SIZE_SHIFT 16 ++ ++#define IPQESS_REG_RX_DESC1 0xA14 ++#define IPQESS_RXQ_RFD_BURST_NUM_MASK 0x3F ++#define IPQESS_RXQ_RFD_PF_THRESH_MASK 0x1F ++#define IPQESS_RXQ_RFD_LOW_THRESH_MASK 0xFFF ++#define IPQESS_RXQ_RFD_BURST_NUM_SHIFT 0 ++#define IPQESS_RXQ_RFD_PF_THRESH_SHIFT 8 ++#define IPQESS_RXQ_RFD_LOW_THRESH_SHIFT 16 ++ ++/* RXQ Control Register */ ++#define IPQESS_REG_RXQ_CTRL 0xA18 ++#define IPQESS_FIFO_THRESH_TYPE_SHIF 0 ++#define IPQESS_FIFO_THRESH_128_BYTE 0x0 ++#define IPQESS_FIFO_THRESH_64_BYTE 0x1 ++#define IPQESS_RXQ_CTRL_RMV_VLAN 0x00000002 ++#define IPQESS_RXQ_CTRL_EN_MASK GENMASK(15, 8) ++#define IPQESS_RXQ_CTRL_EN(__qid) BIT(8 + (__qid)) ++ ++/* AXI Burst Size Config */ ++#define IPQESS_REG_AXIW_CTRL_MAXWRSIZE 0xA1C ++#define IPQESS_AXIW_MAXWRSIZE_VALUE 0x0 ++ ++/* Rx Statistics Register */ ++#define IPQESS_REG_RX_STAT_BYTE_Q(x) (0xA30 + ((x) << 2)) /* x = queue id */ ++#define IPQESS_REG_RX_STAT_PKT_Q(x) (0xA50 + ((x) << 2)) /* x = queue id */ ++ ++/* WoL Pattern Length Register */ ++#define IPQESS_REG_WOL_PATTERN_LEN0 0xC00 ++#define IPQESS_WOL_PT_LEN_MASK 0xFF ++#define IPQESS_WOL_PT0_LEN_SHIFT 0 ++#define IPQESS_WOL_PT1_LEN_SHIFT 8 ++#define IPQESS_WOL_PT2_LEN_SHIFT 16 ++#define IPQESS_WOL_PT3_LEN_SHIFT 24 ++ ++#define IPQESS_REG_WOL_PATTERN_LEN1 0xC04 ++#define IPQESS_WOL_PT4_LEN_SHIFT 0 ++#define IPQESS_WOL_PT5_LEN_SHIFT 8 ++#define IPQESS_WOL_PT6_LEN_SHIFT 16 ++ ++/* WoL Control Register */ ++#define IPQESS_REG_WOL_CTRL 0xC08 ++#define IPQESS_WOL_WK_EN 0x00000001 ++#define IPQESS_WOL_MG_EN 0x00000002 ++#define IPQESS_WOL_PT0_EN 0x00000004 ++#define IPQESS_WOL_PT1_EN 0x00000008 ++#define IPQESS_WOL_PT2_EN 0x00000010 ++#define IPQESS_WOL_PT3_EN 0x00000020 ++#define IPQESS_WOL_PT4_EN 0x00000040 ++#define IPQESS_WOL_PT5_EN 0x00000080 ++#define IPQESS_WOL_PT6_EN 0x00000100 ++ ++/* MAC Control Register */ ++#define IPQESS_REG_MAC_CTRL0 0xC20 ++#define IPQESS_REG_MAC_CTRL1 0xC24 ++ ++/* WoL Pattern Register */ ++#define IPQESS_REG_WOL_PATTERN_START 0x5000 ++#define IPQESS_PATTERN_PART_REG_OFFSET 0x40 ++ ++/* TX descriptor fields */ ++#define IPQESS_TPD_HDR_SHIFT 0 ++#define IPQESS_TPD_PPPOE_EN 0x00000100 ++#define IPQESS_TPD_IP_CSUM_EN 0x00000200 ++#define IPQESS_TPD_TCP_CSUM_EN 0x0000400 ++#define IPQESS_TPD_UDP_CSUM_EN 0x00000800 ++#define IPQESS_TPD_CUSTOM_CSUM_EN 0x00000C00 ++#define IPQESS_TPD_LSO_EN 0x00001000 ++#define IPQESS_TPD_LSO_V2_EN 0x00002000 ++/* The VLAN_TAGGED bit is not used in the publicly available ++ * drivers. The definition has been stolen from the Atheros ++ * 'alx' driver (drivers/net/ethernet/atheros/alx/hw.h). It ++ * seems that it has the same meaning in regard to the EDMA ++ * hardware. ++ */ ++#define IPQESS_TPD_VLAN_TAGGED 0x00004000 ++#define IPQESS_TPD_IPV4_EN 0x00010000 ++#define IPQESS_TPD_MSS_MASK 0x1FFF ++#define IPQESS_TPD_MSS_SHIFT 18 ++#define IPQESS_TPD_CUSTOM_CSUM_SHIFT 18 ++ ++/* RRD descriptor fields */ ++#define IPQESS_RRD_NUM_RFD_MASK 0x000F ++#define IPQESS_RRD_PKT_SIZE_MASK 0x3FFF ++#define IPQESS_RRD_SRC_PORT_NUM_MASK 0x4000 ++#define IPQESS_RRD_SVLAN 0x8000 ++#define IPQESS_RRD_FLOW_COOKIE_MASK 0x07FF ++ ++#define IPQESS_RRD_PKT_SIZE_MASK 0x3FFF ++#define IPQESS_RRD_CSUM_FAIL_MASK 0xC000 ++#define IPQESS_RRD_CVLAN 0x0001 ++#define IPQESS_RRD_DESC_VALID 0x8000 ++ ++#define IPQESS_RRD_PRIORITY_SHIFT 4 ++#define IPQESS_RRD_PRIORITY_MASK 0x7 ++#define IPQESS_RRD_PORT_TYPE_SHIFT 7 ++#define IPQESS_RRD_PORT_TYPE_MASK 0x1F ++ ++#define IPQESS_RRD_PORT_ID_MASK 0x7000 ++ ++#endif +--- /dev/null ++++ b/drivers/net/ethernet/qualcomm/ipqess/ipqess_ethtool.c +@@ -0,0 +1,164 @@ ++// SPDX-License-Identifier: GPL-2.0 OR ISC ++/* Copyright (c) 2015 - 2016, The Linux Foundation. All rights reserved. ++ * Copyright (c) 2017 - 2018, John Crispin ++ * Copyright (c) 2021 - 2022, Maxime Chevallier ++ * ++ */ ++ ++#include ++#include ++#include ++#include ++ ++#include "ipqess.h" ++ ++struct ipqess_ethtool_stats { ++ u8 string[ETH_GSTRING_LEN]; ++ u32 offset; ++}; ++ ++#define IPQESS_STAT(m) offsetof(struct ipqess_statistics, m) ++#define DRVINFO_LEN 32 ++ ++static const struct ipqess_ethtool_stats ipqess_stats[] = { ++ {"tx_q0_pkt", IPQESS_STAT(tx_q0_pkt)}, ++ {"tx_q1_pkt", IPQESS_STAT(tx_q1_pkt)}, ++ {"tx_q2_pkt", IPQESS_STAT(tx_q2_pkt)}, ++ {"tx_q3_pkt", IPQESS_STAT(tx_q3_pkt)}, ++ {"tx_q4_pkt", IPQESS_STAT(tx_q4_pkt)}, ++ {"tx_q5_pkt", IPQESS_STAT(tx_q5_pkt)}, ++ {"tx_q6_pkt", IPQESS_STAT(tx_q6_pkt)}, ++ {"tx_q7_pkt", IPQESS_STAT(tx_q7_pkt)}, ++ {"tx_q8_pkt", IPQESS_STAT(tx_q8_pkt)}, ++ {"tx_q9_pkt", IPQESS_STAT(tx_q9_pkt)}, ++ {"tx_q10_pkt", IPQESS_STAT(tx_q10_pkt)}, ++ {"tx_q11_pkt", IPQESS_STAT(tx_q11_pkt)}, ++ {"tx_q12_pkt", IPQESS_STAT(tx_q12_pkt)}, ++ {"tx_q13_pkt", IPQESS_STAT(tx_q13_pkt)}, ++ {"tx_q14_pkt", IPQESS_STAT(tx_q14_pkt)}, ++ {"tx_q15_pkt", IPQESS_STAT(tx_q15_pkt)}, ++ {"tx_q0_byte", IPQESS_STAT(tx_q0_byte)}, ++ {"tx_q1_byte", IPQESS_STAT(tx_q1_byte)}, ++ {"tx_q2_byte", IPQESS_STAT(tx_q2_byte)}, ++ {"tx_q3_byte", IPQESS_STAT(tx_q3_byte)}, ++ {"tx_q4_byte", IPQESS_STAT(tx_q4_byte)}, ++ {"tx_q5_byte", IPQESS_STAT(tx_q5_byte)}, ++ {"tx_q6_byte", IPQESS_STAT(tx_q6_byte)}, ++ {"tx_q7_byte", IPQESS_STAT(tx_q7_byte)}, ++ {"tx_q8_byte", IPQESS_STAT(tx_q8_byte)}, ++ {"tx_q9_byte", IPQESS_STAT(tx_q9_byte)}, ++ {"tx_q10_byte", IPQESS_STAT(tx_q10_byte)}, ++ {"tx_q11_byte", IPQESS_STAT(tx_q11_byte)}, ++ {"tx_q12_byte", IPQESS_STAT(tx_q12_byte)}, ++ {"tx_q13_byte", IPQESS_STAT(tx_q13_byte)}, ++ {"tx_q14_byte", IPQESS_STAT(tx_q14_byte)}, ++ {"tx_q15_byte", IPQESS_STAT(tx_q15_byte)}, ++ {"rx_q0_pkt", IPQESS_STAT(rx_q0_pkt)}, ++ {"rx_q1_pkt", IPQESS_STAT(rx_q1_pkt)}, ++ {"rx_q2_pkt", IPQESS_STAT(rx_q2_pkt)}, ++ {"rx_q3_pkt", IPQESS_STAT(rx_q3_pkt)}, ++ {"rx_q4_pkt", IPQESS_STAT(rx_q4_pkt)}, ++ {"rx_q5_pkt", IPQESS_STAT(rx_q5_pkt)}, ++ {"rx_q6_pkt", IPQESS_STAT(rx_q6_pkt)}, ++ {"rx_q7_pkt", IPQESS_STAT(rx_q7_pkt)}, ++ {"rx_q0_byte", IPQESS_STAT(rx_q0_byte)}, ++ {"rx_q1_byte", IPQESS_STAT(rx_q1_byte)}, ++ {"rx_q2_byte", IPQESS_STAT(rx_q2_byte)}, ++ {"rx_q3_byte", IPQESS_STAT(rx_q3_byte)}, ++ {"rx_q4_byte", IPQESS_STAT(rx_q4_byte)}, ++ {"rx_q5_byte", IPQESS_STAT(rx_q5_byte)}, ++ {"rx_q6_byte", IPQESS_STAT(rx_q6_byte)}, ++ {"rx_q7_byte", IPQESS_STAT(rx_q7_byte)}, ++ {"tx_desc_error", IPQESS_STAT(tx_desc_error)}, ++}; ++ ++static int ipqess_get_strset_count(struct net_device *netdev, int sset) ++{ ++ switch (sset) { ++ case ETH_SS_STATS: ++ return ARRAY_SIZE(ipqess_stats); ++ default: ++ netdev_dbg(netdev, "%s: Unsupported string set", __func__); ++ return -EOPNOTSUPP; ++ } ++} ++ ++static void ipqess_get_strings(struct net_device *netdev, u32 stringset, ++ u8 *data) ++{ ++ u8 *p = data; ++ u32 i; ++ ++ switch (stringset) { ++ case ETH_SS_STATS: ++ for (i = 0; i < ARRAY_SIZE(ipqess_stats); i++) ++ ethtool_puts(&p, ipqess_stats[i].string); ++ break; ++ } ++} ++ ++static void ipqess_get_ethtool_stats(struct net_device *netdev, ++ struct ethtool_stats *stats, ++ uint64_t *data) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ u32 *essstats = (u32 *)&ess->ipqess_stats; ++ int i; ++ ++ spin_lock(&ess->stats_lock); ++ ++ ipqess_update_hw_stats(ess); ++ ++ for (i = 0; i < ARRAY_SIZE(ipqess_stats); i++) ++ data[i] = *(u32 *)(essstats + (ipqess_stats[i].offset / sizeof(u32))); ++ ++ spin_unlock(&ess->stats_lock); ++} ++ ++static void ipqess_get_drvinfo(struct net_device *dev, ++ struct ethtool_drvinfo *info) ++{ ++ strscpy(info->driver, "qca_ipqess", DRVINFO_LEN); ++ strscpy(info->bus_info, "axi", ETHTOOL_BUSINFO_LEN); ++} ++ ++static int ipqess_get_link_ksettings(struct net_device *netdev, ++ struct ethtool_link_ksettings *cmd) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ ++ return phylink_ethtool_ksettings_get(ess->phylink, cmd); ++} ++ ++static int ipqess_set_link_ksettings(struct net_device *netdev, ++ const struct ethtool_link_ksettings *cmd) ++{ ++ struct ipqess *ess = netdev_priv(netdev); ++ ++ return phylink_ethtool_ksettings_set(ess->phylink, cmd); ++} ++ ++static void ipqess_get_ringparam(struct net_device *netdev, ++ struct ethtool_ringparam *ring, ++ struct kernel_ethtool_ringparam *kernel_ering, ++ struct netlink_ext_ack *extack) ++{ ++ ring->tx_max_pending = IPQESS_TX_RING_SIZE; ++ ring->rx_max_pending = IPQESS_RX_RING_SIZE; ++} ++ ++static const struct ethtool_ops ipqesstool_ops = { ++ .get_drvinfo = &ipqess_get_drvinfo, ++ .get_link = ðtool_op_get_link, ++ .get_link_ksettings = &ipqess_get_link_ksettings, ++ .set_link_ksettings = &ipqess_set_link_ksettings, ++ .get_strings = &ipqess_get_strings, ++ .get_sset_count = &ipqess_get_strset_count, ++ .get_ethtool_stats = &ipqess_get_ethtool_stats, ++ .get_ringparam = ipqess_get_ringparam, ++}; ++ ++void ipqess_set_ethtool_ops(struct net_device *netdev) ++{ ++ netdev->ethtool_ops = &ipqesstool_ops; ++} diff --git a/target/linux/ipq40xx/patches-6.1/701-net-dsa-add-out-of-band-tagging-protocol.patch b/target/linux/ipq40xx/patches-6.1/701-net-dsa-add-out-of-band-tagging-protocol.patch new file mode 100644 index 0000000000..68d1a2e23b --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/701-net-dsa-add-out-of-band-tagging-protocol.patch @@ -0,0 +1,238 @@ +From a32e16b3c2fc1954ad6e09737439f60e5890278e Mon Sep 17 00:00:00 2001 +From: Maxime Chevallier +Date: Fri, 4 Nov 2022 18:41:49 +0100 +Subject: [PATCH] net: dsa: add out-of-band tagging protocol + +This tagging protocol is designed for the situation where the link +between the MAC and the Switch is designed such that the Destination +Port, which is usually embedded in some part of the Ethernet Header, is +sent out-of-band, and isn't present at all in the Ethernet frame. + +This can happen when the MAC and Switch are tightly integrated on an +SoC, as is the case with the Qualcomm IPQ4019 for example, where the DSA +tag is inserted directly into the DMA descriptors. In that case, +the MAC driver is responsible for sending the tag to the switch using +the out-of-band medium. To do so, the MAC driver needs to have the +information of the destination port for that skb. + +Add a new tagging protocol based on SKB extensions to convey the +information about the destination port to the MAC driver + +Signed-off-by: Maxime Chevallier +--- + Documentation/networking/dsa/dsa.rst | 13 +++++++- + MAINTAINERS | 1 + + include/linux/dsa/oob.h | 16 +++++++++ + include/linux/skbuff.h | 3 ++ + include/net/dsa.h | 2 ++ + net/core/skbuff.c | 10 ++++++ + net/dsa/Kconfig | 9 +++++ + net/dsa/Makefile | 1 + + net/dsa/tag_oob.c | 49 ++++++++++++++++++++++++++++ + 9 files changed, 103 insertions(+), 1 deletion(-) + create mode 100644 include/linux/dsa/oob.h + create mode 100644 net/dsa/tag_oob.c + +--- a/Documentation/networking/dsa/dsa.rst ++++ b/Documentation/networking/dsa/dsa.rst +@@ -66,7 +66,8 @@ Switch tagging protocols + ------------------------ + + DSA supports many vendor-specific tagging protocols, one software-defined +-tagging protocol, and a tag-less mode as well (``DSA_TAG_PROTO_NONE``). ++tagging protocol, a tag-less mode as well (``DSA_TAG_PROTO_NONE``) and an ++out-of-band tagging protocol (``DSA_TAG_PROTO_OOB``). + + The exact format of the tag protocol is vendor specific, but in general, they + all contain something which: +@@ -217,6 +218,16 @@ receive all frames regardless of the val + setting the ``promisc_on_master`` property of the ``struct dsa_device_ops``. + Note that this assumes a DSA-unaware master driver, which is the norm. + ++Some SoCs have a tight integration between the conduit network interface and the ++embedded switch, such that the DSA tag isn't transmitted in the packet data, ++but through another media, using so-called out-of-band tagging. In that case, ++the host MAC driver is in charge of transmitting the tag to the switch. ++An example is the IPQ4019 SoC, that transmits the tag between the ipqess ++ethernet controller and the qca8k switch using the DMA descriptor. In that ++configuration, tag-chaining is permitted, but the OOB tag will always be the ++top-most switch in the tree. The tagger (``DSA_TAG_PROTO_OOB``) uses skb ++extensions to transmit the tag to and from the MAC driver. ++ + Master network devices + ---------------------- + +--- a/MAINTAINERS ++++ b/MAINTAINERS +@@ -17081,6 +17081,7 @@ L: netdev@vger.kernel.org + S: Maintained + F: Documentation/devicetree/bindings/net/qcom,ipq4019-ess-edma.yaml + F: drivers/net/ethernet/qualcomm/ipqess/ ++F: net/dsa/tag_oob.c + + QUALCOMM ETHQOS ETHERNET DRIVER + M: Vinod Koul +--- /dev/null ++++ b/include/linux/dsa/oob.h +@@ -0,0 +1,16 @@ ++/* SPDX-License-Identifier: GPL-2.0-only ++ * Copyright (C) 2022 Maxime Chevallier ++ */ ++ ++#ifndef _NET_DSA_OOB_H ++#define _NET_DSA_OOB_H ++ ++#include ++ ++struct dsa_oob_tag_info { ++ u16 port; ++}; ++ ++int dsa_oob_tag_push(struct sk_buff *skb, struct dsa_oob_tag_info *ti); ++int dsa_oob_tag_pop(struct sk_buff *skb, struct dsa_oob_tag_info *ti); ++#endif +--- a/include/linux/skbuff.h ++++ b/include/linux/skbuff.h +@@ -4588,6 +4588,9 @@ enum skb_ext_id { + #if IS_ENABLED(CONFIG_MCTP_FLOWS) + SKB_EXT_MCTP, + #endif ++#if IS_ENABLED(CONFIG_NET_DSA_TAG_OOB) ++ SKB_EXT_DSA_OOB, ++#endif + SKB_EXT_NUM, /* must be last */ + }; + +--- a/include/net/dsa.h ++++ b/include/net/dsa.h +@@ -55,6 +55,7 @@ struct phylink_link_state; + #define DSA_TAG_PROTO_RTL8_4T_VALUE 25 + #define DSA_TAG_PROTO_RZN1_A5PSW_VALUE 26 + #define DSA_TAG_PROTO_LAN937X_VALUE 27 ++#define DSA_TAG_PROTO_OOB_VALUE 28 + + enum dsa_tag_protocol { + DSA_TAG_PROTO_NONE = DSA_TAG_PROTO_NONE_VALUE, +@@ -85,6 +86,7 @@ enum dsa_tag_protocol { + DSA_TAG_PROTO_RTL8_4T = DSA_TAG_PROTO_RTL8_4T_VALUE, + DSA_TAG_PROTO_RZN1_A5PSW = DSA_TAG_PROTO_RZN1_A5PSW_VALUE, + DSA_TAG_PROTO_LAN937X = DSA_TAG_PROTO_LAN937X_VALUE, ++ DSA_TAG_PROTO_OOB = DSA_TAG_PROTO_OOB_VALUE, + }; + + struct dsa_switch; +--- a/net/core/skbuff.c ++++ b/net/core/skbuff.c +@@ -62,8 +62,12 @@ + #include + #include + #include ++#ifdef CONFIG_NET_DSA_TAG_OOB ++#include ++#endif + + #include ++#include + #include + #include + #include +@@ -4517,6 +4521,9 @@ static const u8 skb_ext_type_len[] = { + #if IS_ENABLED(CONFIG_MCTP_FLOWS) + [SKB_EXT_MCTP] = SKB_EXT_CHUNKSIZEOF(struct mctp_flow), + #endif ++#if IS_ENABLED(CONFIG_NET_DSA_TAG_OOB) ++ [SKB_EXT_DSA_OOB] = SKB_EXT_CHUNKSIZEOF(struct dsa_oob_tag_info), ++#endif + }; + + static __always_inline unsigned int skb_ext_total_length(void) +@@ -4537,6 +4544,9 @@ static __always_inline unsigned int skb_ + #if IS_ENABLED(CONFIG_MCTP_FLOWS) + skb_ext_type_len[SKB_EXT_MCTP] + + #endif ++#if IS_ENABLED(CONFIG_NET_DSA_TAG_OOB) ++ skb_ext_type_len[SKB_EXT_DSA_OOB] + ++#endif + 0; + } + +--- a/net/dsa/Kconfig ++++ b/net/dsa/Kconfig +@@ -113,6 +113,15 @@ config NET_DSA_TAG_OCELOT_8021Q + this mode, less TCAM resources (VCAP IS1, IS2, ES0) are available for + use with tc-flower. + ++config NET_DSA_TAG_OOB ++ select SKB_EXTENSIONS ++ tristate "Tag driver for Out-of-band tagging drivers" ++ help ++ Say Y or M if you want to enable support for pairs of embedded ++ switches and host MAC drivers which perform demultiplexing and ++ packet steering to ports using out of band metadata processed ++ by the DSA master, rather than tags present in the packets. ++ + config NET_DSA_TAG_QCA + tristate "Tag driver for Qualcomm Atheros QCA8K switches" + help +--- a/net/dsa/Makefile ++++ b/net/dsa/Makefile +@@ -22,6 +22,7 @@ obj-$(CONFIG_NET_DSA_TAG_LAN9303) += tag + obj-$(CONFIG_NET_DSA_TAG_MTK) += tag_mtk.o + obj-$(CONFIG_NET_DSA_TAG_OCELOT) += tag_ocelot.o + obj-$(CONFIG_NET_DSA_TAG_OCELOT_8021Q) += tag_ocelot_8021q.o ++obj-$(CONFIG_NET_DSA_TAG_OOB) += tag_oob.o + obj-$(CONFIG_NET_DSA_TAG_QCA) += tag_qca.o + obj-$(CONFIG_NET_DSA_TAG_RTL4_A) += tag_rtl4_a.o + obj-$(CONFIG_NET_DSA_TAG_RTL8_4) += tag_rtl8_4.o +--- /dev/null ++++ b/net/dsa/tag_oob.c +@@ -0,0 +1,49 @@ ++// SPDX-License-Identifier: GPL-2.0-only ++ ++/* Copyright (c) 2022, Maxime Chevallier */ ++ ++#include ++#include ++#include ++ ++#include "dsa_priv.h" ++ ++static struct sk_buff *oob_tag_xmit(struct sk_buff *skb, ++ struct net_device *dev) ++{ ++ struct dsa_oob_tag_info *tag_info = skb_ext_add(skb, SKB_EXT_DSA_OOB); ++ struct dsa_port *dp = dsa_slave_to_port(dev); ++ ++ tag_info->port = dp->index; ++ ++ return skb; ++} ++ ++static struct sk_buff *oob_tag_rcv(struct sk_buff *skb, ++ struct net_device *dev) ++{ ++ struct dsa_oob_tag_info *tag_info = skb_ext_find(skb, SKB_EXT_DSA_OOB); ++ ++ if (!tag_info) ++ return NULL; ++ ++ skb->dev = dsa_master_find_slave(dev, 0, tag_info->port); ++ if (!skb->dev) ++ return NULL; ++ ++ return skb; ++} ++ ++static const struct dsa_device_ops oob_tag_dsa_ops = { ++ .name = "oob", ++ .proto = DSA_TAG_PROTO_OOB, ++ .xmit = oob_tag_xmit, ++ .rcv = oob_tag_rcv, ++}; ++ ++MODULE_LICENSE("GPL"); ++MODULE_DESCRIPTION("DSA tag driver for out-of-band tagging"); ++MODULE_AUTHOR("Maxime Chevallier "); ++MODULE_ALIAS_DSA_TAG_DRIVER(DSA_TAG_PROTO_OOB); ++ ++module_dsa_tag_driver(oob_tag_dsa_ops); diff --git a/target/linux/ipq40xx/patches-6.1/702-net-ipqess-Add-out-of-band-DSA-tagging-support.patch b/target/linux/ipq40xx/patches-6.1/702-net-ipqess-Add-out-of-band-DSA-tagging-support.patch new file mode 100644 index 0000000000..ac0718ba2c --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/702-net-ipqess-Add-out-of-band-DSA-tagging-support.patch @@ -0,0 +1,173 @@ +From 4975e2b3f1d37bba04f262784cef0d5b7e0a30a4 Mon Sep 17 00:00:00 2001 +From: Maxime Chevallier +Date: Fri, 4 Nov 2022 18:41:50 +0100 +Subject: [PATCH] net: ipqess: Add out-of-band DSA tagging support + +On the IPQ4019, there's an 5 ports switch connected to the CPU through +the IPQESS Ethernet controller. The way the DSA tag is sent-out to that +switch is through the DMA descriptor, due to how tightly it is +integrated with the switch. + +We use the out-of-band tagging protocol by getting the source +port from the descriptor, push it into the skb extensions, and have the +tagger pull it to infer the destination netdev. The reverse process is +done on the TX side, where the driver pulls the tag from the skb and +builds the descriptor accordingly. + +Signed-off-by: Maxime Chevallier +--- + drivers/net/ethernet/qualcomm/Kconfig | 1 + + drivers/net/ethernet/qualcomm/ipqess/ipqess.c | 64 ++++++++++++++++++- + drivers/net/ethernet/qualcomm/ipqess/ipqess.h | 4 ++ + 3 files changed, 68 insertions(+), 1 deletion(-) + +--- a/drivers/net/ethernet/qualcomm/Kconfig ++++ b/drivers/net/ethernet/qualcomm/Kconfig +@@ -64,6 +64,7 @@ config QCOM_IPQ4019_ESS_EDMA + tristate "Qualcomm Atheros IPQ4019 ESS EDMA support" + depends on (OF && ARCH_QCOM) || COMPILE_TEST + select PHYLINK ++ select NET_DSA_TAG_OOB + help + This driver supports the Qualcomm Atheros IPQ40xx built-in + ESS EDMA ethernet controller. +--- a/drivers/net/ethernet/qualcomm/ipqess/ipqess.c ++++ b/drivers/net/ethernet/qualcomm/ipqess/ipqess.c +@@ -9,6 +9,7 @@ + + #include + #include ++#include + #include + #include + #include +@@ -22,6 +23,7 @@ + #include + #include + #include ++#include + #include + + #include "ipqess.h" +@@ -327,6 +329,7 @@ static int ipqess_rx_poll(struct ipqess_ + tail &= IPQESS_RFD_CONS_IDX_MASK; + + while (done < budget) { ++ struct dsa_oob_tag_info *tag_info; + struct ipqess_rx_desc *rd; + struct sk_buff *skb; + +@@ -406,6 +409,12 @@ static int ipqess_rx_poll(struct ipqess_ + __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021AD), + le16_to_cpu(rd->rrd4)); + ++ if (likely(rx_ring->ess->dsa_ports)) { ++ tag_info = skb_ext_add(skb, SKB_EXT_DSA_OOB); ++ tag_info->port = FIELD_GET(IPQESS_RRD_PORT_ID_MASK, ++ le16_to_cpu(rd->rrd1)); ++ } ++ + napi_gro_receive(&rx_ring->napi_rx, skb); + + rx_ring->ess->stats.rx_packets++; +@@ -706,6 +715,23 @@ static void ipqess_rollback_tx(struct ip + tx_ring->head = start_index; + } + ++static void ipqess_process_dsa_tag_sh(struct ipqess *ess, struct sk_buff *skb, ++ u32 *word3) ++{ ++ struct dsa_oob_tag_info *tag_info; ++ ++ if (unlikely(!ess->dsa_ports)) ++ return; ++ ++ tag_info = skb_ext_find(skb, SKB_EXT_DSA_OOB); ++ if (!tag_info) ++ return; ++ ++ *word3 |= tag_info->port << IPQESS_TPD_PORT_BITMAP_SHIFT; ++ *word3 |= BIT(IPQESS_TPD_FROM_CPU_SHIFT); ++ *word3 |= 0x3e << IPQESS_TPD_PORT_BITMAP_SHIFT; ++} ++ + static int ipqess_tx_map_and_fill(struct ipqess_tx_ring *tx_ring, + struct sk_buff *skb) + { +@@ -716,6 +742,8 @@ static int ipqess_tx_map_and_fill(struct + u16 len; + int i; + ++ ipqess_process_dsa_tag_sh(tx_ring->ess, skb, &word3); ++ + if (skb_is_gso(skb)) { + if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) { + lso_word1 |= IPQESS_TPD_IPV4_EN; +@@ -917,6 +945,33 @@ static const struct net_device_ops ipqes + .ndo_tx_timeout = ipqess_tx_timeout, + }; + ++static int ipqess_netdevice_event(struct notifier_block *nb, ++ unsigned long event, void *ptr) ++{ ++ struct ipqess *ess = container_of(nb, struct ipqess, netdev_notifier); ++ struct net_device *dev = netdev_notifier_info_to_dev(ptr); ++ struct netdev_notifier_changeupper_info *info; ++ ++ if (dev != ess->netdev) ++ return NOTIFY_DONE; ++ ++ switch (event) { ++ case NETDEV_CHANGEUPPER: ++ info = ptr; ++ ++ if (!dsa_slave_dev_check(info->upper_dev)) ++ return NOTIFY_DONE; ++ ++ if (info->linking) ++ ess->dsa_ports++; ++ else ++ ess->dsa_ports--; ++ ++ return NOTIFY_DONE; ++ } ++ return NOTIFY_OK; ++} ++ + static void ipqess_hw_stop(struct ipqess *ess) + { + int i; +@@ -1184,12 +1239,19 @@ static int ipqess_axi_probe(struct platf + netif_napi_add(netdev, &ess->rx_ring[i].napi_rx, ipqess_rx_napi); + } + +- err = register_netdev(netdev); ++ ess->netdev_notifier.notifier_call = ipqess_netdevice_event; ++ err = register_netdevice_notifier(&ess->netdev_notifier); + if (err) + goto err_hw_stop; + ++ err = register_netdev(netdev); ++ if (err) ++ goto err_notifier_unregister; ++ + return 0; + ++err_notifier_unregister: ++ unregister_netdevice_notifier(&ess->netdev_notifier); + err_hw_stop: + ipqess_hw_stop(ess); + +--- a/drivers/net/ethernet/qualcomm/ipqess/ipqess.h ++++ b/drivers/net/ethernet/qualcomm/ipqess/ipqess.h +@@ -171,6 +171,10 @@ struct ipqess { + struct platform_device *pdev; + struct phylink *phylink; + struct phylink_config phylink_config; ++ ++ struct notifier_block netdev_notifier; ++ int dsa_ports; ++ + struct ipqess_tx_ring tx_ring[IPQESS_NETDEV_QUEUES]; + + struct ipqess_statistics ipqess_stats; diff --git a/target/linux/ipq40xx/patches-6.1/703-net-qualcomm-ipqess-release-IRQ-s-on-network-device-.patch b/target/linux/ipq40xx/patches-6.1/703-net-qualcomm-ipqess-release-IRQ-s-on-network-device-.patch new file mode 100644 index 0000000000..bd890e5c71 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/703-net-qualcomm-ipqess-release-IRQ-s-on-network-device-.patch @@ -0,0 +1,75 @@ +From 5f15f7f170c76220dfd36cb9037d7848d1fc4aaf Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Tue, 15 Aug 2023 14:30:50 +0200 +Subject: [PATCH] net: qualcomm: ipqess: release IRQ-s on network device stop + +Currently, IPQESS driver is obtaining the IRQ-s during ndo_open, but they +are never freed as they are device managed. + +However, it is not enough for them to be released when device is removed +as the same network device can be stopped and started multiple times which +on the second start would lead to IRQ request to fail with -EBUSY as they +have already been requested before and are not of the shared type with: +[ 34.480769] ipqess-edma c080000.ethernet eth0: Link is Down +[ 34.488070] ipqess-edma c080000.ethernet eth0: ipqess_open +[ 34.488131] genirq: Flags mismatch irq 37. 00000001 (c080000.ethernet:txq0) vs. 00000001 (c080000.ethernet:txq0) +[ 34.494527] ipqess-edma c080000.ethernet eth0: ipqess_open +[ 34.502892] genirq: Flags mismatch irq 37. 00000001 (c080000.ethernet:txq0) vs. 00000001 (c080000.ethernet:txq0) +[ 34.508137] qca8k-ipq4019 c000000.switch lan1: failed to open master eth0 +[ 34.518966] br-lan: port 1(lan1) entered blocking state +[ 34.525165] br-lan: port 1(lan1) entered disabled state +[ 34.530633] device lan1 entered promiscuous mode +[ 34.548598] ipqess-edma c080000.ethernet eth0: ipqess_open +[ 34.548660] genirq: Flags mismatch irq 37. 00000001 (c080000.ethernet:txq0) vs. 00000001 (c080000.ethernet:txq0) +[ 34.553111] qca8k-ipq4019 c000000.switch lan2: failed to open master eth0 +[ 34.563841] br-lan: port 2(lan2) entered blocking state +[ 34.570083] br-lan: port 2(lan2) entered disabled state +[ 34.575530] device lan2 entered promiscuous mode +[ 34.587067] ipqess-edma c080000.ethernet eth0: ipqess_open +[ 34.587132] genirq: Flags mismatch irq 37. 00000001 (c080000.ethernet:txq0) vs. 00000001 (c080000.ethernet:txq0) +[ 34.591579] qca8k-ipq4019 c000000.switch lan3: failed to open master eth0 +[ 34.602451] br-lan: port 3(lan3) entered blocking state +[ 34.608496] br-lan: port 3(lan3) entered disabled state +[ 34.614084] device lan3 entered promiscuous mode +[ 34.626405] ipqess-edma c080000.ethernet eth0: ipqess_open +[ 34.626468] genirq: Flags mismatch irq 37. 00000001 (c080000.ethernet:txq0) vs. 00000001 (c080000.ethernet:txq0) +[ 34.630871] qca8k-ipq4019 c000000.switch lan4: failed to open master eth0 +[ 34.641689] br-lan: port 4(lan4) entered blocking state +[ 34.647834] br-lan: port 4(lan4) entered disabled state +[ 34.653455] device lan4 entered promiscuous mode +[ 34.667282] ipqess-edma c080000.ethernet eth0: ipqess_open +[ 34.667364] genirq: Flags mismatch irq 37. 00000001 (c080000.ethernet:txq0) vs. 00000001 (c080000.ethernet:txq0) +[ 34.671830] qca8k-ipq4019 c000000.switch wan: failed to open master eth0 + +So, lets free the IRQ-s on ndo_stop after stopping NAPI and HW IRQ-s. + +Signed-off-by: Robert Marko +--- + drivers/net/ethernet/qualcomm/ipqess/ipqess.c | 13 +++++++++++++ + 1 file changed, 13 insertions(+) + +--- a/drivers/net/ethernet/qualcomm/ipqess/ipqess.c ++++ b/drivers/net/ethernet/qualcomm/ipqess/ipqess.c +@@ -636,9 +636,22 @@ static int ipqess_stop(struct net_device + netif_tx_stop_all_queues(netdev); + phylink_stop(ess->phylink); + ipqess_irq_disable(ess); ++ + for (i = 0; i < IPQESS_NETDEV_QUEUES; i++) { ++ int qid; ++ + napi_disable(&ess->tx_ring[i].napi_tx); + napi_disable(&ess->rx_ring[i].napi_rx); ++ ++ qid = ess->tx_ring[i].idx; ++ devm_free_irq(&netdev->dev, ++ ess->tx_irq[qid], ++ &ess->tx_ring[i]); ++ ++ qid = ess->rx_ring[i].idx; ++ devm_free_irq(&netdev->dev, ++ ess->rx_irq[qid], ++ &ess->rx_ring[i]); + } + + return 0; diff --git a/target/linux/ipq40xx/patches-6.1/704-net-qualcomm-ipqess-enable-threaded-NAPI-by-default.patch b/target/linux/ipq40xx/patches-6.1/704-net-qualcomm-ipqess-enable-threaded-NAPI-by-default.patch new file mode 100644 index 0000000000..cd58677284 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/704-net-qualcomm-ipqess-enable-threaded-NAPI-by-default.patch @@ -0,0 +1,49 @@ +From 9fa4a57a65e270e4d579cace4de5c438f46c7d12 Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Tue, 15 Aug 2023 14:38:44 +0200 +Subject: [PATCH] net: qualcomm: ipqess: enable threaded NAPI by default + +Threaded NAPI provides a nice performance boost, so lets enable it by +default. + +We do however need to move the __napi_schedule() after HW IRQ has been +cleared in order to avoid concurency issues. + +Signed-off-by: Robert Marko +--- + drivers/net/ethernet/qualcomm/ipqess/ipqess.c | 6 ++++-- + 1 file changed, 4 insertions(+), 2 deletions(-) + +--- a/drivers/net/ethernet/qualcomm/ipqess/ipqess.c ++++ b/drivers/net/ethernet/qualcomm/ipqess/ipqess.c +@@ -530,9 +530,9 @@ static irqreturn_t ipqess_interrupt_tx(i + struct ipqess_tx_ring *tx_ring = (struct ipqess_tx_ring *)priv; + + if (likely(napi_schedule_prep(&tx_ring->napi_tx))) { +- __napi_schedule(&tx_ring->napi_tx); + ipqess_w32(tx_ring->ess, IPQESS_REG_TX_INT_MASK_Q(tx_ring->idx), + 0x0); ++ __napi_schedule(&tx_ring->napi_tx); + } + + return IRQ_HANDLED; +@@ -543,9 +543,9 @@ static irqreturn_t ipqess_interrupt_rx(i + struct ipqess_rx_ring *rx_ring = (struct ipqess_rx_ring *)priv; + + if (likely(napi_schedule_prep(&rx_ring->napi_rx))) { +- __napi_schedule(&rx_ring->napi_rx); + ipqess_w32(rx_ring->ess, IPQESS_REG_RX_INT_MASK_Q(rx_ring->idx), + 0x0); ++ __napi_schedule(&rx_ring->napi_rx); + } + + return IRQ_HANDLED; +@@ -1261,6 +1261,8 @@ static int ipqess_axi_probe(struct platf + if (err) + goto err_notifier_unregister; + ++ dev_set_threaded(netdev, true); ++ + return 0; + + err_notifier_unregister: diff --git a/target/linux/ipq40xx/patches-6.1/705-ARM-dts-qcom-ipq4019-Add-description-for-the-IPQESS-.patch b/target/linux/ipq40xx/patches-6.1/705-ARM-dts-qcom-ipq4019-Add-description-for-the-IPQESS-.patch new file mode 100644 index 0000000000..27bdebdb93 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/705-ARM-dts-qcom-ipq4019-Add-description-for-the-IPQESS-.patch @@ -0,0 +1,78 @@ +From 5b71dbb867680887d47954ce1cc145cb747cbce6 Mon Sep 17 00:00:00 2001 +From: Maxime Chevallier +Date: Fri, 4 Nov 2022 18:41:51 +0100 +Subject: [PATCH] ARM: dts: qcom: ipq4019: Add description for the IPQESS + Ethernet controller + +The Qualcomm IPQ4019 includes an internal 5 ports switch, which is +connected to the CPU through the internal IPQESS Ethernet controller. + +Add support for this internal interface, which is internally connected to a +modified version of the QCA8K Ethernet switch. + +This Ethernet controller only support a specific internal interface mode +for connection to the switch. + +Signed-off-by: Maxime Chevallier +Reviewed-by: Krzysztof Kozlowski +--- + arch/arm/boot/dts/qcom-ipq4019.dtsi | 48 +++++++++++++++++++++++++++++ + 1 file changed, 48 insertions(+) + +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -594,6 +594,54 @@ + status = "disabled"; + }; + ++ gmac: ethernet@c080000 { ++ compatible = "qcom,ipq4019-ess-edma"; ++ reg = <0xc080000 0x8000>; ++ resets = <&gcc ESS_RESET>; ++ reset-names = "ess"; ++ clocks = <&gcc GCC_ESS_CLK>; ++ clock-names = "ess"; ++ interrupts = , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ , ++ ; ++ phy-mode = "internal"; ++ status = "disabled"; ++ fixed-link { ++ speed = <1000>; ++ full-duplex; ++ pause; ++ }; ++ }; ++ + mdio: mdio@90000 { + #address-cells = <1>; + #size-cells = <0>; diff --git a/target/linux/ipq40xx/patches-6.1/706-net-dsa-qca8k-add-IPQ4019-built-in-switch-support.patch b/target/linux/ipq40xx/patches-6.1/706-net-dsa-qca8k-add-IPQ4019-built-in-switch-support.patch new file mode 100644 index 0000000000..992884cf31 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/706-net-dsa-qca8k-add-IPQ4019-built-in-switch-support.patch @@ -0,0 +1,1132 @@ +From a38126870488398932e017dd9d76174b4aadbbbb Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Sat, 10 Sep 2022 15:46:09 +0200 +Subject: [PATCH] net: dsa: qca8k: add IPQ4019 built-in switch support + +Qualcomm IPQ40xx SoC-s have a variant of QCA8337N switch built-in. + +It shares most of the stuff with its external counterpart, however it is +modified for the SoC. +Namely, it doesn't have second CPU port (Port 6), so it has 6 ports +instead of 7. +It also has no built-in PHY-s but rather requires external PSGMII based +companion PHY-s (QCA8072 and QCA8075) for which it first needs to carry +out calibration before using them. +PSGMII has a SoC built-in PHY that is used to connect to the PHY-s which +unfortunately requires some magic values as the datasheet doesnt document +the bits that are being set or the register at all. + +Since its built-in it is MMIO like other peripherals and doesn't have its +own MDIO bus but depends on the SoC provided one. + +CPU connection is at Port 0 and it uses some kind of a internal connection +and no traditional RGMII/SGMII. + +It also doesn't use in-band tagging like other qca8k switches so a out of +band based tagger is used. + +Signed-off-by: Robert Marko +--- + drivers/net/dsa/qca/Kconfig | 8 + + drivers/net/dsa/qca/Makefile | 1 + + drivers/net/dsa/qca/qca8k-common.c | 6 +- + drivers/net/dsa/qca/qca8k-ipq4019.c | 948 ++++++++++++++++++++++++++++ + drivers/net/dsa/qca/qca8k.h | 56 ++ + 5 files changed, 1016 insertions(+), 3 deletions(-) + create mode 100644 drivers/net/dsa/qca/qca8k-ipq4019.c + +--- a/drivers/net/dsa/qca/Kconfig ++++ b/drivers/net/dsa/qca/Kconfig +@@ -23,3 +23,11 @@ config NET_DSA_QCA8K_LEDS_SUPPORT + help + This enabled support for LEDs present on the Qualcomm Atheros + QCA8K Ethernet switch chips. ++ ++config NET_DSA_QCA8K_IPQ4019 ++ tristate "Qualcomm Atheros IPQ4019 Ethernet switch support" ++ select NET_DSA_TAG_OOB ++ select REGMAP_MMIO ++ help ++ This enables support for the switch built-into Qualcomm Atheros ++ IPQ4019 SoCs. +--- a/drivers/net/dsa/qca/Makefile ++++ b/drivers/net/dsa/qca/Makefile +@@ -5,3 +5,4 @@ qca8k-y += qca8k-common.o qca8k-8xxx. + ifdef CONFIG_NET_DSA_QCA8K_LEDS_SUPPORT + qca8k-y += qca8k-leds.o + endif ++obj-$(CONFIG_NET_DSA_QCA8K_IPQ4019) += qca8k-ipq4019.o qca8k-common.o +--- a/drivers/net/dsa/qca/qca8k-common.c ++++ b/drivers/net/dsa/qca/qca8k-common.c +@@ -412,7 +412,7 @@ static int qca8k_vlan_del(struct qca8k_p + + /* Check if we're the last member to be removed */ + del = true; +- for (i = 0; i < QCA8K_NUM_PORTS; i++) { ++ for (i = 0; i < priv->ds->num_ports; i++) { + mask = QCA8K_VTU_FUNC0_EG_MODE_PORT_NOT(i); + + if ((reg & mask) != mask) { +@@ -653,7 +653,7 @@ int qca8k_port_bridge_join(struct dsa_sw + cpu_port = dsa_to_port(ds, port)->cpu_dp->index; + port_mask = BIT(cpu_port); + +- for (i = 0; i < QCA8K_NUM_PORTS; i++) { ++ for (i = 0; i < ds->num_ports; i++) { + if (dsa_is_cpu_port(ds, i)) + continue; + if (!dsa_port_offloads_bridge(dsa_to_port(ds, i), &bridge)) +@@ -685,7 +685,7 @@ void qca8k_port_bridge_leave(struct dsa_ + + cpu_port = dsa_to_port(ds, port)->cpu_dp->index; + +- for (i = 0; i < QCA8K_NUM_PORTS; i++) { ++ for (i = 0; i < ds->num_ports; i++) { + if (dsa_is_cpu_port(ds, i)) + continue; + if (!dsa_port_offloads_bridge(dsa_to_port(ds, i), &bridge)) +--- /dev/null ++++ b/drivers/net/dsa/qca/qca8k-ipq4019.c +@@ -0,0 +1,948 @@ ++// SPDX-License-Identifier: GPL-2.0 ++/* ++ * Copyright (C) 2009 Felix Fietkau ++ * Copyright (C) 2011-2012, 2020-2021 Gabor Juhos ++ * Copyright (c) 2015, 2019, The Linux Foundation. All rights reserved. ++ * Copyright (c) 2016 John Crispin ++ * Copyright (c) 2022 Robert Marko ++ */ ++ ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#include "qca8k.h" ++ ++static struct regmap_config qca8k_ipq4019_regmap_config = { ++ .reg_bits = 32, ++ .val_bits = 32, ++ .reg_stride = 4, ++ .max_register = 0x16ac, /* end MIB - Port6 range */ ++ .rd_table = &qca8k_readable_table, ++}; ++ ++static struct regmap_config qca8k_ipq4019_psgmii_phy_regmap_config = { ++ .name = "psgmii-phy", ++ .reg_bits = 32, ++ .val_bits = 32, ++ .reg_stride = 4, ++ .max_register = 0x7fc, ++}; ++ ++static enum dsa_tag_protocol ++qca8k_ipq4019_get_tag_protocol(struct dsa_switch *ds, int port, ++ enum dsa_tag_protocol mp) ++{ ++ return DSA_TAG_PROTO_OOB; ++} ++ ++static struct phylink_pcs * ++qca8k_ipq4019_phylink_mac_select_pcs(struct dsa_switch *ds, int port, ++ phy_interface_t interface) ++{ ++ struct qca8k_priv *priv = ds->priv; ++ struct phylink_pcs *pcs = NULL; ++ ++ switch (interface) { ++ case PHY_INTERFACE_MODE_PSGMII: ++ switch (port) { ++ case 0: ++ pcs = &priv->pcs_port_0.pcs; ++ break; ++ } ++ break; ++ default: ++ break; ++ } ++ ++ return pcs; ++} ++ ++static int qca8k_ipq4019_pcs_config(struct phylink_pcs *pcs, unsigned int mode, ++ phy_interface_t interface, ++ const unsigned long *advertising, ++ bool permit_pause_to_mac) ++{ ++ return 0; ++} ++ ++static void qca8k_ipq4019_pcs_an_restart(struct phylink_pcs *pcs) ++{ ++} ++ ++static struct qca8k_pcs *pcs_to_qca8k_pcs(struct phylink_pcs *pcs) ++{ ++ return container_of(pcs, struct qca8k_pcs, pcs); ++} ++ ++static void qca8k_ipq4019_pcs_get_state(struct phylink_pcs *pcs, ++ struct phylink_link_state *state) ++{ ++ struct qca8k_priv *priv = pcs_to_qca8k_pcs(pcs)->priv; ++ int port = pcs_to_qca8k_pcs(pcs)->port; ++ u32 reg; ++ int ret; ++ ++ ret = qca8k_read(priv, QCA8K_REG_PORT_STATUS(port), ®); ++ if (ret < 0) { ++ state->link = false; ++ return; ++ } ++ ++ state->link = !!(reg & QCA8K_PORT_STATUS_LINK_UP); ++ state->an_complete = state->link; ++ state->duplex = (reg & QCA8K_PORT_STATUS_DUPLEX) ? DUPLEX_FULL : ++ DUPLEX_HALF; ++ ++ switch (reg & QCA8K_PORT_STATUS_SPEED) { ++ case QCA8K_PORT_STATUS_SPEED_10: ++ state->speed = SPEED_10; ++ break; ++ case QCA8K_PORT_STATUS_SPEED_100: ++ state->speed = SPEED_100; ++ break; ++ case QCA8K_PORT_STATUS_SPEED_1000: ++ state->speed = SPEED_1000; ++ break; ++ default: ++ state->speed = SPEED_UNKNOWN; ++ break; ++ } ++ ++ if (reg & QCA8K_PORT_STATUS_RXFLOW) ++ state->pause |= MLO_PAUSE_RX; ++ if (reg & QCA8K_PORT_STATUS_TXFLOW) ++ state->pause |= MLO_PAUSE_TX; ++} ++ ++static const struct phylink_pcs_ops qca8k_pcs_ops = { ++ .pcs_get_state = qca8k_ipq4019_pcs_get_state, ++ .pcs_config = qca8k_ipq4019_pcs_config, ++ .pcs_an_restart = qca8k_ipq4019_pcs_an_restart, ++}; ++ ++static void qca8k_ipq4019_setup_pcs(struct qca8k_priv *priv, ++ struct qca8k_pcs *qpcs, ++ int port) ++{ ++ qpcs->pcs.ops = &qca8k_pcs_ops; ++ ++ /* We don't have interrupts for link changes, so we need to poll */ ++ qpcs->pcs.poll = true; ++ qpcs->priv = priv; ++ qpcs->port = port; ++} ++ ++static void qca8k_ipq4019_phylink_get_caps(struct dsa_switch *ds, int port, ++ struct phylink_config *config) ++{ ++ switch (port) { ++ case 0: /* CPU port */ ++ __set_bit(PHY_INTERFACE_MODE_INTERNAL, ++ config->supported_interfaces); ++ break; ++ ++ case 1: ++ case 2: ++ case 3: ++ __set_bit(PHY_INTERFACE_MODE_PSGMII, ++ config->supported_interfaces); ++ break; ++ case 4: ++ case 5: ++ phy_interface_set_rgmii(config->supported_interfaces); ++ __set_bit(PHY_INTERFACE_MODE_PSGMII, ++ config->supported_interfaces); ++ break; ++ } ++ ++ config->mac_capabilities = MAC_ASYM_PAUSE | MAC_SYM_PAUSE | ++ MAC_10 | MAC_100 | MAC_1000FD; ++ ++ config->legacy_pre_march2020 = false; ++} ++ ++static void ++qca8k_phylink_ipq4019_mac_link_down(struct dsa_switch *ds, int port, ++ unsigned int mode, ++ phy_interface_t interface) ++{ ++ struct qca8k_priv *priv = ds->priv; ++ ++ qca8k_port_set_status(priv, port, 0); ++} ++ ++static void ++qca8k_phylink_ipq4019_mac_link_up(struct dsa_switch *ds, int port, ++ unsigned int mode, phy_interface_t interface, ++ struct phy_device *phydev, int speed, ++ int duplex, bool tx_pause, bool rx_pause) ++{ ++ struct qca8k_priv *priv = ds->priv; ++ u32 reg; ++ ++ if (phylink_autoneg_inband(mode)) { ++ reg = QCA8K_PORT_STATUS_LINK_AUTO; ++ } else { ++ switch (speed) { ++ case SPEED_10: ++ reg = QCA8K_PORT_STATUS_SPEED_10; ++ break; ++ case SPEED_100: ++ reg = QCA8K_PORT_STATUS_SPEED_100; ++ break; ++ case SPEED_1000: ++ reg = QCA8K_PORT_STATUS_SPEED_1000; ++ break; ++ default: ++ reg = QCA8K_PORT_STATUS_LINK_AUTO; ++ break; ++ } ++ ++ if (duplex == DUPLEX_FULL) ++ reg |= QCA8K_PORT_STATUS_DUPLEX; ++ ++ if (rx_pause || dsa_is_cpu_port(ds, port)) ++ reg |= QCA8K_PORT_STATUS_RXFLOW; ++ ++ if (tx_pause || dsa_is_cpu_port(ds, port)) ++ reg |= QCA8K_PORT_STATUS_TXFLOW; ++ } ++ ++ reg |= QCA8K_PORT_STATUS_TXMAC | QCA8K_PORT_STATUS_RXMAC; ++ ++ qca8k_write(priv, QCA8K_REG_PORT_STATUS(port), reg); ++} ++ ++static int psgmii_vco_calibrate(struct qca8k_priv *priv) ++{ ++ int val, ret; ++ ++ if (!priv->psgmii_ethphy) { ++ dev_err(priv->dev, "PSGMII eth PHY missing, calibration failed!\n"); ++ return -ENODEV; ++ } ++ ++ /* Fix PSGMII RX 20bit */ ++ ret = phy_write(priv->psgmii_ethphy, MII_BMCR, 0x5b); ++ /* Reset PHY PSGMII */ ++ ret = phy_write(priv->psgmii_ethphy, MII_BMCR, 0x1b); ++ /* Release PHY PSGMII reset */ ++ ret = phy_write(priv->psgmii_ethphy, MII_BMCR, 0x5b); ++ ++ /* Poll for VCO PLL calibration finish - Malibu(QCA8075) */ ++ ret = phy_read_mmd_poll_timeout(priv->psgmii_ethphy, ++ MDIO_MMD_PMAPMD, ++ 0x28, val, ++ (val & BIT(0)), ++ 10000, 1000000, ++ false); ++ if (ret) { ++ dev_err(priv->dev, "QCA807x PSGMII VCO calibration PLL not ready\n"); ++ return ret; ++ } ++ mdelay(50); ++ ++ /* Freeze PSGMII RX CDR */ ++ ret = phy_write(priv->psgmii_ethphy, MII_RESV2, 0x2230); ++ ++ /* Start PSGMIIPHY VCO PLL calibration */ ++ ret = regmap_set_bits(priv->psgmii, ++ PSGMIIPHY_VCO_CALIBRATION_CONTROL_REGISTER_1, ++ PSGMIIPHY_REG_PLL_VCO_CALIB_RESTART); ++ ++ /* Poll for PSGMIIPHY PLL calibration finish - Dakota(IPQ40xx) */ ++ ret = regmap_read_poll_timeout(priv->psgmii, ++ PSGMIIPHY_VCO_CALIBRATION_CONTROL_REGISTER_2, ++ val, val & PSGMIIPHY_REG_PLL_VCO_CALIB_READY, ++ 10000, 1000000); ++ if (ret) { ++ dev_err(priv->dev, "IPQ PSGMIIPHY VCO calibration PLL not ready\n"); ++ return ret; ++ } ++ mdelay(50); ++ ++ /* Release PSGMII RX CDR */ ++ ret = phy_write(priv->psgmii_ethphy, MII_RESV2, 0x3230); ++ /* Release PSGMII RX 20bit */ ++ ret = phy_write(priv->psgmii_ethphy, MII_BMCR, 0x5f); ++ mdelay(200); ++ ++ return ret; ++} ++ ++static void ++qca8k_switch_port_loopback_on_off(struct qca8k_priv *priv, int port, int on) ++{ ++ u32 val = QCA8K_PORT_LOOKUP_LOOPBACK_EN; ++ ++ if (on == 0) ++ val = 0; ++ ++ qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(port), ++ QCA8K_PORT_LOOKUP_LOOPBACK_EN, val); ++} ++ ++static int ++qca8k_wait_for_phy_link_state(struct phy_device *phy, int need_status) ++{ ++ int a; ++ u16 status; ++ ++ for (a = 0; a < 100; a++) { ++ status = phy_read(phy, MII_QCA8075_SSTATUS); ++ status &= QCA8075_PHY_SPEC_STATUS_LINK; ++ status = !!status; ++ if (status == need_status) ++ return 0; ++ mdelay(8); ++ } ++ ++ return -1; ++} ++ ++static void ++qca8k_phy_loopback_on_off(struct qca8k_priv *priv, struct phy_device *phy, ++ int sw_port, int on) ++{ ++ if (on) { ++ phy_write(phy, MII_BMCR, BMCR_ANENABLE | BMCR_RESET); ++ phy_modify(phy, MII_BMCR, BMCR_PDOWN, BMCR_PDOWN); ++ qca8k_wait_for_phy_link_state(phy, 0); ++ qca8k_write(priv, QCA8K_REG_PORT_STATUS(sw_port), 0); ++ phy_write(phy, MII_BMCR, ++ BMCR_SPEED1000 | ++ BMCR_FULLDPLX | ++ BMCR_LOOPBACK); ++ qca8k_wait_for_phy_link_state(phy, 1); ++ qca8k_write(priv, QCA8K_REG_PORT_STATUS(sw_port), ++ QCA8K_PORT_STATUS_SPEED_1000 | ++ QCA8K_PORT_STATUS_TXMAC | ++ QCA8K_PORT_STATUS_RXMAC | ++ QCA8K_PORT_STATUS_DUPLEX); ++ qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(sw_port), ++ QCA8K_PORT_LOOKUP_STATE_FORWARD, ++ QCA8K_PORT_LOOKUP_STATE_FORWARD); ++ } else { /* off */ ++ qca8k_write(priv, QCA8K_REG_PORT_STATUS(sw_port), 0); ++ qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(sw_port), ++ QCA8K_PORT_LOOKUP_STATE_DISABLED, ++ QCA8K_PORT_LOOKUP_STATE_DISABLED); ++ phy_write(phy, MII_BMCR, BMCR_SPEED1000 | BMCR_ANENABLE | BMCR_RESET); ++ /* turn off the power of the phys - so that unused ++ ports do not raise links */ ++ phy_modify(phy, MII_BMCR, BMCR_PDOWN, BMCR_PDOWN); ++ } ++} ++ ++static void ++qca8k_phy_pkt_gen_prep(struct qca8k_priv *priv, struct phy_device *phy, ++ int pkts_num, int on) ++{ ++ if (on) { ++ /* enable CRC checker and packets counters */ ++ phy_write_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_CRC_AND_PKTS_COUNT, 0); ++ phy_write_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_CRC_AND_PKTS_COUNT, ++ QCA8075_MMD7_CNT_FRAME_CHK_EN | QCA8075_MMD7_CNT_SELFCLR); ++ qca8k_wait_for_phy_link_state(phy, 1); ++ /* packet number */ ++ phy_write_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_PKT_GEN_PKT_NUMB, pkts_num); ++ /* pkt size - 1504 bytes + 20 bytes */ ++ phy_write_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_PKT_GEN_PKT_SIZE, 1504); ++ } else { /* off */ ++ /* packet number */ ++ phy_write_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_PKT_GEN_PKT_NUMB, 0); ++ /* disable CRC checker and packet counter */ ++ phy_write_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_CRC_AND_PKTS_COUNT, 0); ++ /* disable traffic gen */ ++ phy_write_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_PKT_GEN_CTRL, 0); ++ } ++} ++ ++static void ++qca8k_wait_for_phy_pkt_gen_fin(struct qca8k_priv *priv, struct phy_device *phy) ++{ ++ int val; ++ /* wait for all traffic end: 4096(pkt num)*1524(size)*8ns(125MHz)=49938us */ ++ phy_read_mmd_poll_timeout(phy, MDIO_MMD_AN, QCA8075_MMD7_PKT_GEN_CTRL, ++ val, !(val & QCA8075_MMD7_PKT_GEN_INPROGR), ++ 50000, 1000000, true); ++} ++ ++static void ++qca8k_start_phy_pkt_gen(struct phy_device *phy) ++{ ++ /* start traffic gen */ ++ phy_write_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_PKT_GEN_CTRL, ++ QCA8075_MMD7_PKT_GEN_START | QCA8075_MMD7_PKT_GEN_INPROGR); ++} ++ ++static int ++qca8k_start_all_phys_pkt_gens(struct qca8k_priv *priv) ++{ ++ struct phy_device *phy; ++ phy = phy_device_create(priv->bus, QCA8075_MDIO_BRDCST_PHY_ADDR, ++ 0, 0, NULL); ++ if (!phy) { ++ dev_err(priv->dev, "unable to create mdio broadcast PHY(0x%x)\n", ++ QCA8075_MDIO_BRDCST_PHY_ADDR); ++ return -ENODEV; ++ } ++ ++ qca8k_start_phy_pkt_gen(phy); ++ ++ phy_device_free(phy); ++ return 0; ++} ++ ++static int ++qca8k_get_phy_pkt_gen_test_result(struct phy_device *phy, int pkts_num) ++{ ++ u32 tx_ok, tx_error; ++ u32 rx_ok, rx_error; ++ u32 tx_ok_high16; ++ u32 rx_ok_high16; ++ u32 tx_all_ok, rx_all_ok; ++ ++ /* check counters */ ++ tx_ok = phy_read_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_EG_FRAME_RECV_CNT_LO); ++ tx_ok_high16 = phy_read_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_EG_FRAME_RECV_CNT_HI); ++ tx_error = phy_read_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_EG_FRAME_ERR_CNT); ++ rx_ok = phy_read_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_IG_FRAME_RECV_CNT_LO); ++ rx_ok_high16 = phy_read_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_IG_FRAME_RECV_CNT_HI); ++ rx_error = phy_read_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_IG_FRAME_ERR_CNT); ++ tx_all_ok = tx_ok + (tx_ok_high16 << 16); ++ rx_all_ok = rx_ok + (rx_ok_high16 << 16); ++ ++ if (tx_all_ok < pkts_num) ++ return -1; ++ if(rx_all_ok < pkts_num) ++ return -2; ++ if(tx_error) ++ return -3; ++ if(rx_error) ++ return -4; ++ return 0; /* test is ok */ ++} ++ ++static ++void qca8k_phy_broadcast_write_on_off(struct qca8k_priv *priv, ++ struct phy_device *phy, int on) ++{ ++ u32 val; ++ ++ val = phy_read_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_MDIO_BRDCST_WRITE); ++ ++ if (on == 0) ++ val &= ~QCA8075_MMD7_MDIO_BRDCST_WRITE_EN; ++ else ++ val |= QCA8075_MMD7_MDIO_BRDCST_WRITE_EN; ++ ++ phy_write_mmd(phy, MDIO_MMD_AN, QCA8075_MMD7_MDIO_BRDCST_WRITE, val); ++} ++ ++static int ++qca8k_test_dsa_port_for_errors(struct qca8k_priv *priv, struct phy_device *phy, ++ int port, int test_phase) ++{ ++ int res = 0; ++ const int test_pkts_num = QCA8075_PKT_GEN_PKTS_COUNT; ++ ++ if (test_phase == 1) { /* start test preps */ ++ qca8k_phy_loopback_on_off(priv, phy, port, 1); ++ qca8k_switch_port_loopback_on_off(priv, port, 1); ++ qca8k_phy_broadcast_write_on_off(priv, phy, 1); ++ qca8k_phy_pkt_gen_prep(priv, phy, test_pkts_num, 1); ++ } else if (test_phase == 2) { ++ /* wait for test results, collect it and cleanup */ ++ qca8k_wait_for_phy_pkt_gen_fin(priv, phy); ++ res = qca8k_get_phy_pkt_gen_test_result(phy, test_pkts_num); ++ qca8k_phy_pkt_gen_prep(priv, phy, test_pkts_num, 0); ++ qca8k_phy_broadcast_write_on_off(priv, phy, 0); ++ qca8k_switch_port_loopback_on_off(priv, port, 0); ++ qca8k_phy_loopback_on_off(priv, phy, port, 0); ++ } ++ ++ return res; ++} ++ ++static int ++qca8k_do_dsa_sw_ports_self_test(struct qca8k_priv *priv, int parallel_test) ++{ ++ struct device_node *dn = priv->dev->of_node; ++ struct device_node *ports, *port; ++ struct device_node *phy_dn; ++ struct phy_device *phy; ++ int reg, err = 0, test_phase; ++ u32 tests_result = 0; ++ ++ ports = of_get_child_by_name(dn, "ports"); ++ if (!ports) { ++ dev_err(priv->dev, "no ports child node found\n"); ++ return -EINVAL; ++ } ++ ++ for (test_phase = 1; test_phase <= 2; test_phase++) { ++ if (parallel_test && test_phase == 2) { ++ err = qca8k_start_all_phys_pkt_gens(priv); ++ if (err) ++ goto error; ++ } ++ for_each_available_child_of_node(ports, port) { ++ err = of_property_read_u32(port, "reg", ®); ++ if (err) ++ goto error; ++ if (reg >= QCA8K_NUM_PORTS) { ++ err = -EINVAL; ++ goto error; ++ } ++ phy_dn = of_parse_phandle(port, "phy-handle", 0); ++ if (phy_dn) { ++ phy = of_phy_find_device(phy_dn); ++ of_node_put(phy_dn); ++ if (phy) { ++ int result; ++ result = qca8k_test_dsa_port_for_errors(priv, ++ phy, reg, test_phase); ++ if (!parallel_test && test_phase == 1) ++ qca8k_start_phy_pkt_gen(phy); ++ put_device(&phy->mdio.dev); ++ if (test_phase == 2) { ++ tests_result <<= 1; ++ if (result) ++ tests_result |= 1; ++ } ++ } ++ } ++ } ++ } ++ ++end: ++ of_node_put(ports); ++ qca8k_fdb_flush(priv); ++ return tests_result; ++error: ++ tests_result |= 0xf000; ++ goto end; ++} ++ ++static int ++psgmii_vco_calibrate_and_test(struct dsa_switch *ds) ++{ ++ int ret, a, test_result; ++ struct qca8k_priv *priv = ds->priv; ++ ++ for (a = 0; a <= QCA8K_PSGMII_CALB_NUM; a++) { ++ ret = psgmii_vco_calibrate(priv); ++ if (ret) ++ return ret; ++ /* first we run serial test */ ++ test_result = qca8k_do_dsa_sw_ports_self_test(priv, 0); ++ /* and if it is ok then we run the test in parallel */ ++ if (!test_result) ++ test_result = qca8k_do_dsa_sw_ports_self_test(priv, 1); ++ if (!test_result) { ++ if (a > 0) { ++ dev_warn(priv->dev, "PSGMII work was stabilized after %d " ++ "calibration retries !\n", a); ++ } ++ return 0; ++ } else { ++ schedule(); ++ if (a > 0 && a % 10 == 0) { ++ dev_err(priv->dev, "PSGMII work is unstable !!! " ++ "Let's try to wait a bit ... %d\n", a); ++ set_current_state(TASK_INTERRUPTIBLE); ++ schedule_timeout(msecs_to_jiffies(a * 100)); ++ } ++ } ++ } ++ ++ panic("PSGMII work is unstable !!! " ++ "Repeated recalibration attempts did not help(0x%x) !\n", ++ test_result); ++ ++ return -EFAULT; ++} ++ ++static int ++ipq4019_psgmii_configure(struct dsa_switch *ds) ++{ ++ struct qca8k_priv *priv = ds->priv; ++ int ret; ++ ++ if (!priv->psgmii_calibrated) { ++ dev_info(ds->dev, "PSGMII calibration!\n"); ++ ret = psgmii_vco_calibrate_and_test(ds); ++ ++ ret = regmap_clear_bits(priv->psgmii, PSGMIIPHY_MODE_CONTROL, ++ PSGMIIPHY_MODE_ATHR_CSCO_MODE_25M); ++ ret = regmap_write(priv->psgmii, PSGMIIPHY_TX_CONTROL, ++ PSGMIIPHY_TX_CONTROL_MAGIC_VALUE); ++ ++ priv->psgmii_calibrated = true; ++ ++ return ret; ++ } ++ ++ return 0; ++} ++ ++static void ++qca8k_phylink_ipq4019_mac_config(struct dsa_switch *ds, int port, ++ unsigned int mode, ++ const struct phylink_link_state *state) ++{ ++ struct qca8k_priv *priv = ds->priv; ++ ++ switch (port) { ++ case 0: ++ /* CPU port, no configuration needed */ ++ return; ++ case 1: ++ case 2: ++ case 3: ++ if (state->interface == PHY_INTERFACE_MODE_PSGMII) ++ if (ipq4019_psgmii_configure(ds)) ++ dev_err(ds->dev, "PSGMII configuration failed!\n"); ++ return; ++ case 4: ++ case 5: ++ if (state->interface == PHY_INTERFACE_MODE_RGMII || ++ state->interface == PHY_INTERFACE_MODE_RGMII_ID || ++ state->interface == PHY_INTERFACE_MODE_RGMII_RXID || ++ state->interface == PHY_INTERFACE_MODE_RGMII_TXID) { ++ regmap_set_bits(priv->regmap, ++ QCA8K_IPQ4019_REG_RGMII_CTRL, ++ QCA8K_IPQ4019_RGMII_CTRL_CLK); ++ } ++ ++ if (state->interface == PHY_INTERFACE_MODE_PSGMII) ++ if (ipq4019_psgmii_configure(ds)) ++ dev_err(ds->dev, "PSGMII configuration failed!\n"); ++ return; ++ default: ++ dev_err(ds->dev, "%s: unsupported port: %i\n", __func__, port); ++ return; ++ } ++} ++ ++static int ++qca8k_ipq4019_setup_port(struct dsa_switch *ds, int port) ++{ ++ struct qca8k_priv *priv = (struct qca8k_priv *)ds->priv; ++ int ret; ++ ++ /* CPU port gets connected to all user ports of the switch */ ++ if (dsa_is_cpu_port(ds, port)) { ++ ret = qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(port), ++ QCA8K_PORT_LOOKUP_MEMBER, dsa_user_ports(ds)); ++ if (ret) ++ return ret; ++ ++ /* Disable CPU ARP Auto-learning by default */ ++ ret = regmap_clear_bits(priv->regmap, ++ QCA8K_PORT_LOOKUP_CTRL(port), ++ QCA8K_PORT_LOOKUP_LEARN); ++ if (ret) ++ return ret; ++ } ++ ++ /* Individual user ports get connected to CPU port only */ ++ if (dsa_is_user_port(ds, port)) { ++ ret = qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(port), ++ QCA8K_PORT_LOOKUP_MEMBER, ++ BIT(QCA8K_IPQ4019_CPU_PORT)); ++ if (ret) ++ return ret; ++ ++ /* Enable ARP Auto-learning by default */ ++ ret = regmap_set_bits(priv->regmap, QCA8K_PORT_LOOKUP_CTRL(port), ++ QCA8K_PORT_LOOKUP_LEARN); ++ if (ret) ++ return ret; ++ ++ /* For port based vlans to work we need to set the ++ * default egress vid ++ */ ++ ret = qca8k_rmw(priv, QCA8K_EGRESS_VLAN(port), ++ QCA8K_EGREES_VLAN_PORT_MASK(port), ++ QCA8K_EGREES_VLAN_PORT(port, QCA8K_PORT_VID_DEF)); ++ if (ret) ++ return ret; ++ ++ ret = qca8k_write(priv, QCA8K_REG_PORT_VLAN_CTRL0(port), ++ QCA8K_PORT_VLAN_CVID(QCA8K_PORT_VID_DEF) | ++ QCA8K_PORT_VLAN_SVID(QCA8K_PORT_VID_DEF)); ++ if (ret) ++ return ret; ++ } ++ ++ return 0; ++} ++ ++static int ++qca8k_ipq4019_setup(struct dsa_switch *ds) ++{ ++ struct qca8k_priv *priv = (struct qca8k_priv *)ds->priv; ++ int ret, i; ++ ++ /* Make sure that port 0 is the cpu port */ ++ if (!dsa_is_cpu_port(ds, QCA8K_IPQ4019_CPU_PORT)) { ++ dev_err(priv->dev, "port %d is not the CPU port", ++ QCA8K_IPQ4019_CPU_PORT); ++ return -EINVAL; ++ } ++ ++ qca8k_ipq4019_setup_pcs(priv, &priv->pcs_port_0, 0); ++ ++ /* Enable CPU Port */ ++ ret = regmap_set_bits(priv->regmap, QCA8K_REG_GLOBAL_FW_CTRL0, ++ QCA8K_GLOBAL_FW_CTRL0_CPU_PORT_EN); ++ if (ret) { ++ dev_err(priv->dev, "failed enabling CPU port"); ++ return ret; ++ } ++ ++ /* Enable MIB counters */ ++ ret = qca8k_mib_init(priv); ++ if (ret) ++ dev_warn(priv->dev, "MIB init failed"); ++ ++ /* Disable forwarding by default on all ports */ ++ for (i = 0; i < QCA8K_IPQ4019_NUM_PORTS; i++) { ++ ret = qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(i), ++ QCA8K_PORT_LOOKUP_MEMBER, 0); ++ if (ret) ++ return ret; ++ } ++ ++ /* Enable QCA header mode on the CPU port */ ++ ret = qca8k_write(priv, QCA8K_REG_PORT_HDR_CTRL(QCA8K_IPQ4019_CPU_PORT), ++ FIELD_PREP(QCA8K_PORT_HDR_CTRL_TX_MASK, QCA8K_PORT_HDR_CTRL_ALL) | ++ FIELD_PREP(QCA8K_PORT_HDR_CTRL_RX_MASK, QCA8K_PORT_HDR_CTRL_ALL)); ++ if (ret) { ++ dev_err(priv->dev, "failed enabling QCA header mode"); ++ return ret; ++ } ++ ++ /* Disable MAC by default on all ports */ ++ for (i = 0; i < QCA8K_IPQ4019_NUM_PORTS; i++) { ++ if (dsa_is_user_port(ds, i)) ++ qca8k_port_set_status(priv, i, 0); ++ } ++ ++ /* Forward all unknown frames to CPU port for Linux processing */ ++ ret = qca8k_write(priv, QCA8K_REG_GLOBAL_FW_CTRL1, ++ FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_IGMP_DP_MASK, BIT(QCA8K_IPQ4019_CPU_PORT)) | ++ FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_BC_DP_MASK, BIT(QCA8K_IPQ4019_CPU_PORT)) | ++ FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_MC_DP_MASK, BIT(QCA8K_IPQ4019_CPU_PORT)) | ++ FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_UC_DP_MASK, BIT(QCA8K_IPQ4019_CPU_PORT))); ++ if (ret) ++ return ret; ++ ++ /* Setup connection between CPU port & user ports */ ++ for (i = 0; i < QCA8K_IPQ4019_NUM_PORTS; i++) { ++ ret = qca8k_ipq4019_setup_port(ds, i); ++ if (ret) ++ return ret; ++ } ++ ++ /* Setup our port MTUs to match power on defaults */ ++ ret = qca8k_write(priv, QCA8K_MAX_FRAME_SIZE, ETH_FRAME_LEN + ETH_FCS_LEN); ++ if (ret) ++ dev_warn(priv->dev, "failed setting MTU settings"); ++ ++ /* Flush the FDB table */ ++ qca8k_fdb_flush(priv); ++ ++ /* Set min a max ageing value supported */ ++ ds->ageing_time_min = 7000; ++ ds->ageing_time_max = 458745000; ++ ++ /* Set max number of LAGs supported */ ++ ds->num_lag_ids = QCA8K_NUM_LAGS; ++ ++ /* CPU port HW learning doesnt work correctly, so let DSA handle it */ ++ ds->assisted_learning_on_cpu_port = true; ++ ++ return 0; ++} ++ ++static const struct dsa_switch_ops qca8k_ipq4019_switch_ops = { ++ .get_tag_protocol = qca8k_ipq4019_get_tag_protocol, ++ .setup = qca8k_ipq4019_setup, ++ .get_strings = qca8k_get_strings, ++ .get_ethtool_stats = qca8k_get_ethtool_stats, ++ .get_sset_count = qca8k_get_sset_count, ++ .set_ageing_time = qca8k_set_ageing_time, ++ .get_mac_eee = qca8k_get_mac_eee, ++ .set_mac_eee = qca8k_set_mac_eee, ++ .port_enable = qca8k_port_enable, ++ .port_disable = qca8k_port_disable, ++ .port_change_mtu = qca8k_port_change_mtu, ++ .port_max_mtu = qca8k_port_max_mtu, ++ .port_stp_state_set = qca8k_port_stp_state_set, ++ .port_bridge_join = qca8k_port_bridge_join, ++ .port_bridge_leave = qca8k_port_bridge_leave, ++ .port_fast_age = qca8k_port_fast_age, ++ .port_fdb_add = qca8k_port_fdb_add, ++ .port_fdb_del = qca8k_port_fdb_del, ++ .port_fdb_dump = qca8k_port_fdb_dump, ++ .port_mdb_add = qca8k_port_mdb_add, ++ .port_mdb_del = qca8k_port_mdb_del, ++ .port_mirror_add = qca8k_port_mirror_add, ++ .port_mirror_del = qca8k_port_mirror_del, ++ .port_vlan_filtering = qca8k_port_vlan_filtering, ++ .port_vlan_add = qca8k_port_vlan_add, ++ .port_vlan_del = qca8k_port_vlan_del, ++ .phylink_mac_select_pcs = qca8k_ipq4019_phylink_mac_select_pcs, ++ .phylink_get_caps = qca8k_ipq4019_phylink_get_caps, ++ .phylink_mac_config = qca8k_phylink_ipq4019_mac_config, ++ .phylink_mac_link_down = qca8k_phylink_ipq4019_mac_link_down, ++ .phylink_mac_link_up = qca8k_phylink_ipq4019_mac_link_up, ++ .port_lag_join = qca8k_port_lag_join, ++ .port_lag_leave = qca8k_port_lag_leave, ++}; ++ ++static const struct qca8k_match_data ipq4019 = { ++ .id = QCA8K_ID_IPQ4019, ++ .mib_count = QCA8K_QCA833X_MIB_COUNT, ++}; ++ ++static int ++qca8k_ipq4019_probe(struct platform_device *pdev) ++{ ++ struct device *dev = &pdev->dev; ++ struct qca8k_priv *priv; ++ void __iomem *base, *psgmii; ++ struct device_node *np = dev->of_node, *mdio_np, *psgmii_ethphy_np; ++ int ret; ++ ++ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); ++ if (!priv) ++ return -ENOMEM; ++ ++ priv->dev = dev; ++ priv->info = &ipq4019; ++ ++ /* Start by setting up the register mapping */ ++ base = devm_platform_ioremap_resource_byname(pdev, "base"); ++ if (IS_ERR(base)) ++ return PTR_ERR(base); ++ ++ priv->regmap = devm_regmap_init_mmio(dev, base, ++ &qca8k_ipq4019_regmap_config); ++ if (IS_ERR(priv->regmap)) { ++ ret = PTR_ERR(priv->regmap); ++ dev_err(dev, "base regmap initialization failed, %d\n", ret); ++ return ret; ++ } ++ ++ psgmii = devm_platform_ioremap_resource_byname(pdev, "psgmii_phy"); ++ if (IS_ERR(psgmii)) ++ return PTR_ERR(psgmii); ++ ++ priv->psgmii = devm_regmap_init_mmio(dev, psgmii, ++ &qca8k_ipq4019_psgmii_phy_regmap_config); ++ if (IS_ERR(priv->psgmii)) { ++ ret = PTR_ERR(priv->psgmii); ++ dev_err(dev, "PSGMII regmap initialization failed, %d\n", ret); ++ return ret; ++ } ++ ++ mdio_np = of_parse_phandle(np, "mdio", 0); ++ if (!mdio_np) { ++ dev_err(dev, "unable to get MDIO bus phandle\n"); ++ of_node_put(mdio_np); ++ return -EINVAL; ++ } ++ ++ priv->bus = of_mdio_find_bus(mdio_np); ++ of_node_put(mdio_np); ++ if (!priv->bus) { ++ dev_err(dev, "unable to find MDIO bus\n"); ++ return -EPROBE_DEFER; ++ } ++ ++ psgmii_ethphy_np = of_parse_phandle(np, "psgmii-ethphy", 0); ++ if (!psgmii_ethphy_np) { ++ dev_dbg(dev, "unable to get PSGMII eth PHY phandle\n"); ++ of_node_put(psgmii_ethphy_np); ++ } ++ ++ if (psgmii_ethphy_np) { ++ priv->psgmii_ethphy = of_phy_find_device(psgmii_ethphy_np); ++ of_node_put(psgmii_ethphy_np); ++ if (!priv->psgmii_ethphy) { ++ dev_err(dev, "unable to get PSGMII eth PHY\n"); ++ return -ENODEV; ++ } ++ } ++ ++ /* Check the detected switch id */ ++ ret = qca8k_read_switch_id(priv); ++ if (ret) ++ return ret; ++ ++ priv->ds = devm_kzalloc(dev, sizeof(*priv->ds), GFP_KERNEL); ++ if (!priv->ds) ++ return -ENOMEM; ++ ++ priv->ds->dev = dev; ++ priv->ds->num_ports = QCA8K_IPQ4019_NUM_PORTS; ++ priv->ds->priv = priv; ++ priv->ds->ops = &qca8k_ipq4019_switch_ops; ++ mutex_init(&priv->reg_mutex); ++ platform_set_drvdata(pdev, priv); ++ ++ return dsa_register_switch(priv->ds); ++} ++ ++static int ++qca8k_ipq4019_remove(struct platform_device *pdev) ++{ ++ struct qca8k_priv *priv = dev_get_drvdata(&pdev->dev); ++ int i; ++ ++ if (!priv) ++ return 0; ++ ++ for (i = 0; i < QCA8K_IPQ4019_NUM_PORTS; i++) ++ qca8k_port_set_status(priv, i, 0); ++ ++ dsa_unregister_switch(priv->ds); ++ ++ platform_set_drvdata(pdev, NULL); ++ ++ return 0; ++} ++ ++static const struct of_device_id qca8k_ipq4019_of_match[] = { ++ { .compatible = "qca,ipq4019-qca8337n", }, ++ { /* sentinel */ }, ++}; ++ ++static struct platform_driver qca8k_ipq4019_driver = { ++ .probe = qca8k_ipq4019_probe, ++ .remove = qca8k_ipq4019_remove, ++ .driver = { ++ .name = "qca8k-ipq4019", ++ .of_match_table = qca8k_ipq4019_of_match, ++ }, ++}; ++ ++module_platform_driver(qca8k_ipq4019_driver); ++ ++MODULE_AUTHOR("Mathieu Olivari, John Crispin "); ++MODULE_AUTHOR("Gabor Juhos , Robert Marko "); ++MODULE_DESCRIPTION("Qualcomm IPQ4019 built-in switch driver"); ++MODULE_LICENSE("GPL"); +--- a/drivers/net/dsa/qca/qca8k.h ++++ b/drivers/net/dsa/qca/qca8k.h +@@ -19,7 +19,10 @@ + #define QCA8K_ETHERNET_TIMEOUT 5 + + #define QCA8K_NUM_PORTS 7 ++#define QCA8K_IPQ4019_NUM_PORTS 6 + #define QCA8K_NUM_CPU_PORTS 2 ++#define QCA8K_IPQ4019_NUM_CPU_PORTS 1 ++#define QCA8K_IPQ4019_CPU_PORT 0 + #define QCA8K_MAX_MTU 9000 + #define QCA8K_NUM_LAGS 4 + #define QCA8K_NUM_PORTS_FOR_LAG 4 +@@ -28,6 +31,7 @@ + #define QCA8K_ID_QCA8327 0x12 + #define PHY_ID_QCA8337 0x004dd036 + #define QCA8K_ID_QCA8337 0x13 ++#define QCA8K_ID_IPQ4019 0x14 + + #define QCA8K_QCA832X_MIB_COUNT 39 + #define QCA8K_QCA833X_MIB_COUNT 41 +@@ -265,6 +269,7 @@ + #define QCA8K_PORT_LOOKUP_STATE_LEARNING QCA8K_PORT_LOOKUP_STATE(0x3) + #define QCA8K_PORT_LOOKUP_STATE_FORWARD QCA8K_PORT_LOOKUP_STATE(0x4) + #define QCA8K_PORT_LOOKUP_LEARN BIT(20) ++#define QCA8K_PORT_LOOKUP_LOOPBACK_EN BIT(21) + #define QCA8K_PORT_LOOKUP_ING_MIRROR_EN BIT(25) + + #define QCA8K_REG_GOL_TRUNK_CTRL0 0x700 +@@ -341,6 +346,53 @@ + #define MII_ATH_MMD_ADDR 0x0d + #define MII_ATH_MMD_DATA 0x0e + ++/* IPQ4019 PSGMII PHY registers */ ++#define QCA8K_IPQ4019_REG_RGMII_CTRL 0x004 ++#define QCA8K_IPQ4019_RGMII_CTRL_RGMII_RXC GENMASK(1, 0) ++#define QCA8K_IPQ4019_RGMII_CTRL_RGMII_TXC GENMASK(9, 8) ++/* Some kind of CLK selection ++ * 0: gcc_ess_dly2ns ++ * 1: gcc_ess_clk ++ */ ++#define QCA8K_IPQ4019_RGMII_CTRL_CLK BIT(10) ++#define QCA8K_IPQ4019_RGMII_CTRL_DELAY_RMII0 GENMASK(17, 16) ++#define QCA8K_IPQ4019_RGMII_CTRL_INVERT_RMII0_REF_CLK BIT(18) ++#define QCA8K_IPQ4019_RGMII_CTRL_DELAY_RMII1 GENMASK(20, 19) ++#define QCA8K_IPQ4019_RGMII_CTRL_INVERT_RMII1_REF_CLK BIT(21) ++#define QCA8K_IPQ4019_RGMII_CTRL_INVERT_RMII0_MASTER_EN BIT(24) ++#define QCA8K_IPQ4019_RGMII_CTRL_INVERT_RMII1_MASTER_EN BIT(25) ++ ++#define PSGMIIPHY_MODE_CONTROL 0x1b4 ++#define PSGMIIPHY_MODE_ATHR_CSCO_MODE_25M BIT(0) ++#define PSGMIIPHY_TX_CONTROL 0x288 ++#define PSGMIIPHY_TX_CONTROL_MAGIC_VALUE 0x8380 ++#define PSGMIIPHY_VCO_CALIBRATION_CONTROL_REGISTER_1 0x9c ++#define PSGMIIPHY_REG_PLL_VCO_CALIB_RESTART BIT(14) ++#define PSGMIIPHY_VCO_CALIBRATION_CONTROL_REGISTER_2 0xa0 ++#define PSGMIIPHY_REG_PLL_VCO_CALIB_READY BIT(0) ++ ++#define QCA8K_PSGMII_CALB_NUM 100 ++#define MII_QCA8075_SSTATUS 0x11 ++#define QCA8075_PHY_SPEC_STATUS_LINK BIT(10) ++#define QCA8075_MMD7_CRC_AND_PKTS_COUNT 0x8029 ++#define QCA8075_MMD7_PKT_GEN_PKT_NUMB 0x8021 ++#define QCA8075_MMD7_PKT_GEN_PKT_SIZE 0x8062 ++#define QCA8075_MMD7_PKT_GEN_CTRL 0x8020 ++#define QCA8075_MMD7_CNT_SELFCLR BIT(1) ++#define QCA8075_MMD7_CNT_FRAME_CHK_EN BIT(0) ++#define QCA8075_MMD7_PKT_GEN_START BIT(13) ++#define QCA8075_MMD7_PKT_GEN_INPROGR BIT(15) ++#define QCA8075_MMD7_IG_FRAME_RECV_CNT_HI 0x802a ++#define QCA8075_MMD7_IG_FRAME_RECV_CNT_LO 0x802b ++#define QCA8075_MMD7_IG_FRAME_ERR_CNT 0x802c ++#define QCA8075_MMD7_EG_FRAME_RECV_CNT_HI 0x802d ++#define QCA8075_MMD7_EG_FRAME_RECV_CNT_LO 0x802e ++#define QCA8075_MMD7_EG_FRAME_ERR_CNT 0x802f ++#define QCA8075_MMD7_MDIO_BRDCST_WRITE 0x8028 ++#define QCA8075_MMD7_MDIO_BRDCST_WRITE_EN BIT(15) ++#define QCA8075_MDIO_BRDCST_PHY_ADDR 0x1f ++#define QCA8075_PKT_GEN_PKTS_COUNT 4096 ++ + enum { + QCA8K_PORT_SPEED_10M = 0, + QCA8K_PORT_SPEED_100M = 1, +@@ -466,6 +518,10 @@ struct qca8k_priv { + struct qca8k_pcs pcs_port_6; + const struct qca8k_match_data *info; + struct qca8k_led ports_led[QCA8K_LED_COUNT]; ++ /* IPQ4019 specific */ ++ struct regmap *psgmii; ++ struct phy_device *psgmii_ethphy; ++ bool psgmii_calibrated; + }; + + struct qca8k_mib_desc { diff --git a/target/linux/ipq40xx/patches-6.1/707-arm-dts-ipq4019-add-switch-node.patch b/target/linux/ipq40xx/patches-6.1/707-arm-dts-ipq4019-add-switch-node.patch new file mode 100644 index 0000000000..e7203a3ac9 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/707-arm-dts-ipq4019-add-switch-node.patch @@ -0,0 +1,98 @@ +From 19c507c3fe4a6fc60317dcae2c55de452aecb7d5 Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Mon, 1 Nov 2021 18:15:04 +0100 +Subject: [PATCH] arm: dts: ipq4019: add switch node + +Since the built-in IPQ40xx switch now has a driver, add the required node +for it to work. + +Signed-off-by: Robert Marko +--- + arch/arm/boot/dts/qcom-ipq4019.dtsi | 76 +++++++++++++++++++++++++++++ + 1 file changed, 76 insertions(+) + +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -594,6 +594,82 @@ + status = "disabled"; + }; + ++ switch: switch@c000000 { ++ compatible = "qca,ipq4019-qca8337n"; ++ reg = <0xc000000 0x80000>, <0x98000 0x800>; ++ reg-names = "base", "psgmii_phy"; ++ resets = <&gcc ESS_PSGMII_ARES>; ++ reset-names = "psgmii_rst"; ++ mdio = <&mdio>; ++ psgmii-ethphy = <&psgmiiphy>; ++ ++ status = "disabled"; ++ ++ ports { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ ++ port@0 { /* MAC0 */ ++ reg = <0>; ++ label = "cpu"; ++ ethernet = <&gmac>; ++ phy-mode = "internal"; ++ ++ fixed-link { ++ speed = <1000>; ++ full-duplex; ++ pause; ++ asym-pause; ++ }; ++ }; ++ ++ swport1: port@1 { /* MAC1 */ ++ reg = <1>; ++ label = "lan1"; ++ phy-handle = <ðphy0>; ++ phy-mode = "psgmii"; ++ ++ status = "disabled"; ++ }; ++ ++ swport2: port@2 { /* MAC2 */ ++ reg = <2>; ++ label = "lan2"; ++ phy-handle = <ðphy1>; ++ phy-mode = "psgmii"; ++ ++ status = "disabled"; ++ }; ++ ++ swport3: port@3 { /* MAC3 */ ++ reg = <3>; ++ label = "lan3"; ++ phy-handle = <ðphy2>; ++ phy-mode = "psgmii"; ++ ++ status = "disabled"; ++ }; ++ ++ swport4: port@4 { /* MAC4 */ ++ reg = <4>; ++ label = "lan4"; ++ phy-handle = <ðphy3>; ++ phy-mode = "psgmii"; ++ ++ status = "disabled"; ++ }; ++ ++ swport5: port@5 { /* MAC5 */ ++ reg = <5>; ++ label = "wan"; ++ phy-handle = <ðphy4>; ++ phy-mode = "psgmii"; ++ ++ status = "disabled"; ++ }; ++ }; ++ }; ++ + gmac: ethernet@c080000 { + compatible = "qcom,ipq4019-ess-edma"; + reg = <0xc080000 0x8000>; diff --git a/target/linux/ipq40xx/patches-6.1/709-ARM-dts-qcom-ipq4019-add-QCA8075-PHY-Package-nodes.patch b/target/linux/ipq40xx/patches-6.1/709-ARM-dts-qcom-ipq4019-add-QCA8075-PHY-Package-nodes.patch new file mode 100644 index 0000000000..e8b89647ce --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/709-ARM-dts-qcom-ipq4019-add-QCA8075-PHY-Package-nodes.patch @@ -0,0 +1,67 @@ +From 5ac078c8fe18f3e8318547b8ed0ed782730c5039 Mon Sep 17 00:00:00 2001 +From: Christian Marangi +Date: Sat, 10 Feb 2024 22:28:27 +0100 +Subject: [PATCH] ARM: dts: qcom: ipq4019: add QCA8075 PHY Package nodes + +Add QCA8075 PHY Package nodes. The PHY nodes that were previously +defined never worked and actually never had a driver to correctly setup +these PHY. Now that we have a correct driver, correctly add the PHY +Package node and set the default value of 300mw for tx driver strength +following specification of ipq4019 SoC. + +Signed-off-by: Christian Marangi +--- + arch/arm/boot/dts//qcom-ipq4019.dtsi | 35 +++++++++++++++--------- + 1 file changed, 22 insertions(+), 13 deletions(-) + +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -725,24 +725,33 @@ + reg = <0x90000 0x64>; + status = "disabled"; + +- ethphy0: ethernet-phy@0 { ++ ethernet-phy-package@0 { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ compatible = "qcom,qca8075-package"; + reg = <0>; +- }; +- +- ethphy1: ethernet-phy@1 { +- reg = <1>; +- }; + +- ethphy2: ethernet-phy@2 { +- reg = <2>; +- }; +- +- ethphy3: ethernet-phy@3 { +- reg = <3>; +- }; ++ qcom,tx-drive-strength-milliwatt = <300>; + +- ethphy4: ethernet-phy@4 { +- reg = <4>; ++ ethphy0: ethernet-phy@0 { ++ reg = <0>; ++ }; ++ ++ ethphy1: ethernet-phy@1 { ++ reg = <1>; ++ }; ++ ++ ethphy2: ethernet-phy@2 { ++ reg = <2>; ++ }; ++ ++ ethphy3: ethernet-phy@3 { ++ reg = <3>; ++ }; ++ ++ ethphy4: ethernet-phy@4 { ++ reg = <4>; ++ }; + }; + }; + diff --git a/target/linux/ipq40xx/patches-6.1/710-arm-dts-ipq4019-QCA807x-properties.patch b/target/linux/ipq40xx/patches-6.1/710-arm-dts-ipq4019-QCA807x-properties.patch new file mode 100644 index 0000000000..a9ba70ff2f --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/710-arm-dts-ipq4019-QCA807x-properties.patch @@ -0,0 +1,25 @@ +From 79b38b9f85da868ca59b66715c20aa55104b640b Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Fri, 2 Oct 2020 10:43:26 +0200 +Subject: [PATCH] arm: dts: ipq4019: QCA807x properties + +This adds necessary DT properties for QCA807x PHY-s to IPQ4019 DTSI. + +Signed-off-by: Robert Marko +--- + arch/arm/boot/dts/qcom-ipq4019.dtsi | 17 +++++++++++++++++ + 1 file changed, 17 insertions(+) + +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -752,6 +752,10 @@ + ethphy4: ethernet-phy@4 { + reg = <4>; + }; ++ ++ psgmiiphy: psgmii-phy@5 { ++ reg = <5>; ++ }; + }; + }; + diff --git a/target/linux/ipq40xx/patches-6.1/711-net-qualcomm-ipqess-fix-TX-timeout-errors.patch b/target/linux/ipq40xx/patches-6.1/711-net-qualcomm-ipqess-fix-TX-timeout-errors.patch new file mode 100644 index 0000000000..149208aa69 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/711-net-qualcomm-ipqess-fix-TX-timeout-errors.patch @@ -0,0 +1,64 @@ +From d0055b03d9c8d48ad2b971821989b09ba95c39f8 Mon Sep 17 00:00:00 2001 +From: Christian Marangi +Date: Sun, 17 Sep 2023 20:18:31 +0200 +Subject: [PATCH] net: qualcomm: ipqess: fix TX timeout errors + +Currently logic to handle napi tx completion is flawed and on the long +run on loaded condition cause TX timeout error with the queue not being +able to handle any new packet. + +There are 2 main cause of this: +- incrementing the packet done value wrongly +- handling 2 times the tx_ring tail + +ipqess_tx_unmap_and_free may return 2 kind values: +- 0: we are handling first and middle descriptor for the packet +- packet len: we are at the last descriptor for the packet + +Done value was wrongly incremented also for first and intermediate +descriptor for the packet resulting causing panic and TX timeouts by +comunicating to the kernel an inconsistent value of packet handling not +matching the expected ones. + +Tx_ring tail was handled twice for ipqess_tx_complete run resulting in +again done value incremented wrongly and also problem with idx handling +by actually skipping descriptor for some packets. + +Rework the loop logic to fix these 2 problem and also add some comments +to make sure ipqess_tx_unmap_and_free ret value is better +understandable. + +Signed-off-by: Christian Marangi +--- + drivers/net/ethernet/qualcomm/ipqess/ipqess.c | 13 ++++++++++--- + 1 file changed, 10 insertions(+), 3 deletions(-) + +--- a/drivers/net/ethernet/qualcomm/ipqess/ipqess.c ++++ b/drivers/net/ethernet/qualcomm/ipqess/ipqess.c +@@ -453,13 +453,22 @@ static int ipqess_tx_complete(struct ipq + tail >>= IPQESS_TPD_CONS_IDX_SHIFT; + tail &= IPQESS_TPD_CONS_IDX_MASK; + +- do { ++ while ((tx_ring->tail != tail) && (done < budget)) { + ret = ipqess_tx_unmap_and_free(&tx_ring->ess->pdev->dev, + &tx_ring->buf[tx_ring->tail]); +- tx_ring->tail = IPQESS_NEXT_IDX(tx_ring->tail, tx_ring->count); ++ /* ipqess_tx_unmap_and_free may return 2 kind values: ++ * - 0: we are handling first and middle descriptor for the packet ++ * - packet len: we are at the last descriptor for the packet ++ * Increment total bytes handled and packet done only if we are ++ * handling the last descriptor for the packet. ++ */ ++ if (ret) { ++ total += ret; ++ done++; ++ } + +- total += ret; +- } while ((++done < budget) && (tx_ring->tail != tail)); ++ tx_ring->tail = IPQESS_NEXT_IDX(tx_ring->tail, tx_ring->count); ++ }; + + ipqess_w32(tx_ring->ess, IPQESS_REG_TX_SW_CONS_IDX_Q(tx_ring->idx), + tx_ring->tail); diff --git a/target/linux/ipq40xx/patches-6.1/850-soc-add-qualcomm-syscon.patch b/target/linux/ipq40xx/patches-6.1/850-soc-add-qualcomm-syscon.patch new file mode 100644 index 0000000000..6afb27b178 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/850-soc-add-qualcomm-syscon.patch @@ -0,0 +1,175 @@ +From: Christian Lamparter +Subject: SoC: add qualcomm syscon +--- a/drivers/soc/qcom/Kconfig ++++ b/drivers/soc/qcom/Kconfig +@@ -248,4 +248,11 @@ config QCOM_ICC_BWMON + the fixed bandwidth votes from cpufreq (CPU nodes) thus achieve high + memory throughput even with lower CPU frequencies. + ++config QCOM_TCSR ++ tristate "QCOM Top Control and Status Registers" ++ depends on ARCH_QCOM ++ help ++ Say y here to enable TCSR support. The TCSR provides control ++ functions for various peripherals. ++ + endmenu +--- a/drivers/soc/qcom/Makefile ++++ b/drivers/soc/qcom/Makefile +@@ -29,3 +29,4 @@ obj-$(CONFIG_QCOM_RPMHPD) += rpmhpd.o + obj-$(CONFIG_QCOM_RPMPD) += rpmpd.o + obj-$(CONFIG_QCOM_KRYO_L2_ACCESSORS) += kryo-l2-accessors.o + obj-$(CONFIG_QCOM_ICC_BWMON) += icc-bwmon.o ++obj-$(CONFIG_QCOM_TCSR) += qcom_tcsr.o +--- /dev/null ++++ b/drivers/soc/qcom/qcom_tcsr.c +@@ -0,0 +1,98 @@ ++/* ++ * Copyright (c) 2014, The Linux foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License rev 2 and ++ * only rev 2 as published by the free Software foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or fITNESS fOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#define TCSR_USB_PORT_SEL 0xb0 ++#define TCSR_USB_HSPHY_CONFIG 0xC ++ ++#define TCSR_ESS_INTERFACE_SEL_OFFSET 0x0 ++#define TCSR_ESS_INTERFACE_SEL_MASK 0xf ++ ++#define TCSR_WIFI0_GLB_CFG_OFFSET 0x0 ++#define TCSR_WIFI1_GLB_CFG_OFFSET 0x4 ++#define TCSR_PNOC_SNOC_MEMTYPE_M0_M2 0x4 ++ ++static int tcsr_probe(struct platform_device *pdev) ++{ ++ struct resource *res; ++ const struct device_node *node = pdev->dev.of_node; ++ void __iomem *base; ++ u32 val; ++ ++ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ base = devm_ioremap_resource(&pdev->dev, res); ++ if (IS_ERR(base)) ++ return PTR_ERR(base); ++ ++ if (!of_property_read_u32(node, "qcom,usb-ctrl-select", &val)) { ++ dev_err(&pdev->dev, "setting usb port select = %d\n", val); ++ writel(val, base + TCSR_USB_PORT_SEL); ++ } ++ ++ if (!of_property_read_u32(node, "qcom,usb-hsphy-mode-select", &val)) { ++ dev_info(&pdev->dev, "setting usb hs phy mode select = %x\n", val); ++ writel(val, base + TCSR_USB_HSPHY_CONFIG); ++ } ++ ++ if (!of_property_read_u32(node, "qcom,ess-interface-select", &val)) { ++ u32 tmp = 0; ++ dev_info(&pdev->dev, "setting ess interface select = %x\n", val); ++ tmp = readl(base + TCSR_ESS_INTERFACE_SEL_OFFSET); ++ tmp = tmp & (~TCSR_ESS_INTERFACE_SEL_MASK); ++ tmp = tmp | (val&TCSR_ESS_INTERFACE_SEL_MASK); ++ writel(tmp, base + TCSR_ESS_INTERFACE_SEL_OFFSET); ++ } ++ ++ if (!of_property_read_u32(node, "qcom,wifi_glb_cfg", &val)) { ++ dev_info(&pdev->dev, "setting wifi_glb_cfg = %x\n", val); ++ writel(val, base + TCSR_WIFI0_GLB_CFG_OFFSET); ++ writel(val, base + TCSR_WIFI1_GLB_CFG_OFFSET); ++ } ++ ++ if (!of_property_read_u32(node, "qcom,wifi_noc_memtype_m0_m2", &val)) { ++ dev_info(&pdev->dev, ++ "setting wifi_noc_memtype_m0_m2 = %x\n", val); ++ writel(val, base + TCSR_PNOC_SNOC_MEMTYPE_M0_M2); ++ } ++ ++ return 0; ++} ++ ++static const struct of_device_id tcsr_dt_match[] = { ++ { .compatible = "qcom,tcsr", }, ++ { }, ++}; ++ ++MODULE_DEVICE_TABLE(of, tcsr_dt_match); ++ ++static struct platform_driver tcsr_driver = { ++ .driver = { ++ .name = "tcsr", ++ .owner = THIS_MODULE, ++ .of_match_table = tcsr_dt_match, ++ }, ++ .probe = tcsr_probe, ++}; ++ ++module_platform_driver(tcsr_driver); ++ ++MODULE_AUTHOR("Andy Gross "); ++MODULE_DESCRIPTION("QCOM TCSR driver"); ++MODULE_LICENSE("GPL v2"); +--- /dev/null ++++ b/include/dt-bindings/soc/qcom,tcsr.h +@@ -0,0 +1,48 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++#ifndef __DT_BINDINGS_QCOM_TCSR_H ++#define __DT_BINDINGS_QCOM_TCSR_H ++ ++#define TCSR_USB_SELECT_USB3_P0 0x1 ++#define TCSR_USB_SELECT_USB3_P1 0x2 ++#define TCSR_USB_SELECT_USB3_DUAL 0x3 ++ ++/* IPQ40xx HS PHY Mode Select */ ++#define TCSR_USB_HSPHY_HOST_MODE 0x00E700E7 ++#define TCSR_USB_HSPHY_DEVICE_MODE 0x00C700E7 ++ ++/* IPQ40xx ess interface mode select */ ++#define TCSR_ESS_PSGMII 0 ++#define TCSR_ESS_PSGMII_RGMII5 1 ++#define TCSR_ESS_PSGMII_RMII0 2 ++#define TCSR_ESS_PSGMII_RMII1 4 ++#define TCSR_ESS_PSGMII_RMII0_RMII1 6 ++#define TCSR_ESS_PSGMII_RGMII4 9 ++ ++/* ++ * IPQ40xx WiFi Global Config ++ * Bit 30:AXID_EN ++ * Enable AXI master bus Axid translating to confirm all txn submitted by order ++ * Bit 24: Use locally generated socslv_wxi_bvalid ++ * 1: use locally generate socslv_wxi_bvalid for performance. ++ * 0: use SNOC socslv_wxi_bvalid. ++ */ ++#define TCSR_WIFI_GLB_CFG 0x41000000 ++ ++/* IPQ40xx MEM_TYPE_SEL_M0_M2 Select Bit 26:24 - 2 NORMAL */ ++#define TCSR_WIFI_NOC_MEMTYPE_M0_M2 0x02222222 ++ ++/* TCSR A/B REG */ ++#define IPQ806X_TCSR_REG_A_ADM_CRCI_MUX_SEL 0 ++#define IPQ806X_TCSR_REG_B_ADM_CRCI_MUX_SEL 1 ++ ++#endif diff --git a/target/linux/ipq40xx/patches-6.1/910-Revert-firmware-qcom_scm-Clear-download-bit-during-r.patch b/target/linux/ipq40xx/patches-6.1/910-Revert-firmware-qcom_scm-Clear-download-bit-during-r.patch new file mode 100644 index 0000000000..c73e40429c --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/910-Revert-firmware-qcom_scm-Clear-download-bit-during-r.patch @@ -0,0 +1,27 @@ +From c668fd2c4d9ad4a510fd214a2da83bd9b67a2508 Mon Sep 17 00:00:00 2001 +From: Robert Marko +Date: Sun, 13 Aug 2023 18:13:08 +0200 +Subject: [PATCH] Revert "firmware: qcom_scm: Clear download bit during reboot" + +This reverts commit a3ea89b5978dbcd0fa55f675c5a1e04611093709. + +It is breaking reboot on IPQ4019 boards, so revert until a proper fix +is found. + +Signed-off-by: Robert Marko +--- + drivers/firmware/qcom_scm.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/drivers/firmware/qcom_scm.c ++++ b/drivers/firmware/qcom_scm.c +@@ -1466,7 +1466,8 @@ static int qcom_scm_probe(struct platfor + static void qcom_scm_shutdown(struct platform_device *pdev) + { + /* Clean shutdown, disable download mode to allow normal restart */ +- qcom_scm_set_download_mode(false); ++ if (download_mode) ++ qcom_scm_set_download_mode(false); + } + + static const struct of_device_id qcom_scm_dt_match[] = { diff --git a/target/linux/ipq40xx/patches-6.1/998-lantiq-atm-hacks.patch b/target/linux/ipq40xx/patches-6.1/998-lantiq-atm-hacks.patch new file mode 100644 index 0000000000..c15a4b3ae3 --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/998-lantiq-atm-hacks.patch @@ -0,0 +1,43 @@ +From: John Crispin +Date: Fri, 3 Aug 2012 10:27:25 +0200 +Subject: [PATCH 04/36] MIPS: lantiq: add atm hack + +Signed-off-by: John Crispin +--- a/include/uapi/linux/atm.h ++++ b/include/uapi/linux/atm.h +@@ -131,8 +131,14 @@ + #define ATM_ABR 4 + #define ATM_ANYCLASS 5 /* compatible with everything */ + ++#define ATM_VBR_NRT ATM_VBR ++#define ATM_VBR_RT 6 ++#define ATM_UBR_PLUS 7 ++#define ATM_GFR 8 ++ + #define ATM_MAX_PCR -1 /* maximum available PCR */ + ++ + struct atm_trafprm { + unsigned char traffic_class; /* traffic class (ATM_UBR, ...) */ + int max_pcr; /* maximum PCR in cells per second */ +@@ -155,6 +161,9 @@ struct atm_trafprm { + unsigned int adtf :10; /* ACR Decrease Time Factor (10-bit) */ + unsigned int cdf :3; /* Cutoff Decrease Factor (3-bit) */ + unsigned int spare :9; /* spare bits */ ++ int scr; /* sustained rate in cells per second */ ++ int mbs; /* maximum burst size (MBS) in cells */ ++ int cdv; /* Cell delay variation */ + }; + + struct atm_qos { +--- a/net/atm/proc.c ++++ b/net/atm/proc.c +@@ -141,7 +141,7 @@ static void *vcc_seq_next(struct seq_fil + static void pvc_info(struct seq_file *seq, struct atm_vcc *vcc) + { + static const char *const class_name[] = { +- "off", "UBR", "CBR", "VBR", "ABR"}; ++ "off","UBR","CBR","NTR-VBR","ABR","ANY","RT-VBR","UBR+","GFR"}; + static const char *const aal_name[] = { + "---", "1", "2", "3/4", /* 0- 3 */ + "???", "5", "???", "???", /* 4- 7 */ diff --git a/target/linux/ipq40xx/patches-6.1/999-atm-mpoa-intel-dsl-phy-support.patch b/target/linux/ipq40xx/patches-6.1/999-atm-mpoa-intel-dsl-phy-support.patch new file mode 100644 index 0000000000..3d5b7afe8c --- /dev/null +++ b/target/linux/ipq40xx/patches-6.1/999-atm-mpoa-intel-dsl-phy-support.patch @@ -0,0 +1,137 @@ +From: Subhra Banerjee +Date: Fri, 31 Aug 2018 12:01:19 +0530 +Subject: [PATCH] UGW_SW-29163: ATM oam support + +--- a/drivers/net/ppp/ppp_generic.c ++++ b/drivers/net/ppp/ppp_generic.c +@@ -2953,6 +2953,22 @@ char *ppp_dev_name(struct ppp_channel *c + return name; + } + ++/* ++ * Return the PPP device interface pointer ++ */ ++struct net_device *ppp_device(struct ppp_channel *chan) ++{ ++ struct channel *pch = chan->ppp; ++ struct net_device *dev = NULL; ++ ++ if (pch) { ++ read_lock_bh(&pch->upl); ++ if (pch->ppp && pch->ppp->dev) ++ dev = pch->ppp->dev; ++ read_unlock_bh(&pch->upl); ++ } ++ return dev; ++} + + /* + * Disconnect a channel from the generic layer. +@@ -3599,6 +3615,7 @@ EXPORT_SYMBOL(ppp_unregister_channel); + EXPORT_SYMBOL(ppp_channel_index); + EXPORT_SYMBOL(ppp_unit_number); + EXPORT_SYMBOL(ppp_dev_name); ++EXPORT_SYMBOL(ppp_device); + EXPORT_SYMBOL(ppp_input); + EXPORT_SYMBOL(ppp_input_error); + EXPORT_SYMBOL(ppp_output_wakeup); +--- a/include/linux/ppp_channel.h ++++ b/include/linux/ppp_channel.h +@@ -76,6 +76,9 @@ extern int ppp_unit_number(struct ppp_ch + /* Get the device name associated with a channel, or NULL if none */ + extern char *ppp_dev_name(struct ppp_channel *); + ++/* Get the device pointer associated with a channel, or NULL if none */ ++extern struct net_device *ppp_device(struct ppp_channel *); ++ + /* + * SMP locking notes: + * The channel code must ensure that when it calls ppp_unregister_channel, +--- a/net/atm/Kconfig ++++ b/net/atm/Kconfig +@@ -56,6 +56,12 @@ config ATM_MPOA + subnetwork boundaries. These shortcut connections bypass routers + enhancing overall network performance. + ++config ATM_MPOA_INTEL_DSL_PHY_SUPPORT ++ bool "Intel DSL Phy MPOA support" ++ depends on ATM && INET && ATM_MPOA!=n ++ help ++ Add support for Intel DSL Phy ATM MPOA ++ + config ATM_BR2684 + tristate "RFC1483/2684 Bridged protocols" + depends on ATM && INET +--- a/net/atm/br2684.c ++++ b/net/atm/br2684.c +@@ -598,6 +598,11 @@ static int br2684_regvcc(struct atm_vcc + atmvcc->push = br2684_push; + atmvcc->pop = br2684_pop; + atmvcc->release_cb = br2684_release_cb; ++#if IS_ENABLED(CONFIG_ATM_MPOA_INTEL_DSL_PHY_SUPPORT) ++ if (atm_hook_mpoa_setup) /* IPoA or EoA w/o FCS */ ++ atm_hook_mpoa_setup(atmvcc, brdev->payload == p_routed ? 3 : 0, ++ brvcc->encaps == BR2684_ENCAPS_LLC ? 1 : 0, net_dev); ++#endif + atmvcc->owner = THIS_MODULE; + + /* initialize netdev carrier state */ +--- a/net/atm/common.c ++++ b/net/atm/common.c +@@ -137,6 +137,11 @@ static struct proto vcc_proto = { + .release_cb = vcc_release_cb, + }; + ++#if IS_ENABLED(CONFIG_ATM_MPOA_INTEL_DSL_PHY_SUPPORT) ++void (*atm_hook_mpoa_setup)(struct atm_vcc *, int, int, struct net_device *) = NULL; ++EXPORT_SYMBOL(atm_hook_mpoa_setup); ++#endif ++ + int vcc_create(struct net *net, struct socket *sock, int protocol, int family, int kern) + { + struct sock *sk; +--- a/net/atm/common.h ++++ b/net/atm/common.h +@@ -53,4 +53,6 @@ int svc_change_qos(struct atm_vcc *vcc,s + + void atm_dev_release_vccs(struct atm_dev *dev); + ++extern void (*atm_hook_mpoa_setup)(struct atm_vcc *, int, int, struct net_device *); ++ + #endif +--- a/net/atm/mpc.c ++++ b/net/atm/mpc.c +@@ -31,6 +31,7 @@ + /* Modular too */ + #include + ++#include "common.h" + #include "lec.h" + #include "mpc.h" + #include "resources.h" +@@ -645,6 +646,10 @@ static int atm_mpoa_vcc_attach(struct at + vcc->proto_data = mpc->dev; + vcc->push = mpc_push; + ++#if IS_ENABLED(CONFIG_ATM_MPOA_INTEL_DSL_PHY_SUPPORT) ++ if (atm_hook_mpoa_setup) /* IPoA, LLC */ ++ atm_hook_mpoa_setup(vcc, 3, 1, mpc->dev); ++#endif + return 0; + } + +--- a/net/atm/pppoatm.c ++++ b/net/atm/pppoatm.c +@@ -422,6 +422,12 @@ static int pppoatm_assign_vcc(struct atm + atmvcc->user_back = pvcc; + atmvcc->push = pppoatm_push; + atmvcc->pop = pppoatm_pop; ++#if IS_ENABLED(CONFIG_ATM_MPOA_INTEL_DSL_PHY_SUPPORT) ++ if (atm_hook_mpoa_setup) /* PPPoA */ ++ atm_hook_mpoa_setup(atmvcc, 2, ++ pvcc->encaps == e_llc ? 1 : 0, ++ ppp_device(&pvcc->chan)); ++#endif + atmvcc->release_cb = pppoatm_release_cb; + __module_get(THIS_MODULE); + atmvcc->owner = THIS_MODULE;