diff options
Diffstat (limited to 'arch/mips')
39 files changed, 375 insertions, 348 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 06ef440d16ce..f1aa1bf11166 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -68,7 +68,7 @@ config MIPS select HAVE_DYNAMIC_FTRACE select HAVE_EBPF_JIT if !CPU_MICROMIPS select HAVE_EXIT_THREAD - select HAVE_FAST_GUP + select HAVE_GUP_FAST select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_GRAPH_TRACER select HAVE_FUNCTION_TRACER @@ -619,15 +619,6 @@ config MACH_EYEQ5 bool -config FIT_IMAGE_FDT_EPM5 - bool "Include FDT for Mobileye EyeQ5 development platforms" - depends on MACH_EYEQ5 - default n - help - Enable this to include the FDT for the EyeQ5 development platforms - from Mobileye in the FIT kernel image. - This requires u-boot on the platform. - config MACH_NINTENDO64 bool "Nintendo 64 console" select CEVT_R4K @@ -1011,6 +1002,15 @@ config CAVIUM_OCTEON_SOC endchoice +config FIT_IMAGE_FDT_EPM5 + bool "Include FDT for Mobileye EyeQ5 development platforms" + depends on MACH_EYEQ5 + default n + help + Enable this to include the FDT for the EyeQ5 development platforms + from Mobileye in the FIT kernel image. + This requires u-boot on the platform. + source "arch/mips/alchemy/Kconfig" source "arch/mips/ath25/Kconfig" source "arch/mips/ath79/Kconfig" diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c index 99a1ba5394e0..58fb7c2dc3b8 100644 --- a/arch/mips/bcm47xx/prom.c +++ b/arch/mips/bcm47xx/prom.c @@ -35,6 +35,7 @@ #include <asm/bootinfo.h> #include <bcm47xx.h> #include <bcm47xx_board.h> +#include "bcm47xx_private.h" static char bcm47xx_system_type[20] = "Broadcom BCM47XX"; @@ -123,7 +124,7 @@ void __init prom_init(void) /* Stripped version of tlb_init, with the call to build_tlb_refill_handler * dropped. Calling it at this stage causes a hang. */ -void early_tlb_init(void) +static void early_tlb_init(void) { write_c0_pagemask(PM_DEFAULT_MASK); write_c0_wired(0); diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile index 6cc28173bee8..e0b8ec9a9516 100644 --- a/arch/mips/boot/compressed/Makefile +++ b/arch/mips/boot/compressed/Makefile @@ -34,12 +34,6 @@ KBUILD_AFLAGS := $(KBUILD_AFLAGS) -D__ASSEMBLY__ \ -DBOOT_HEAP_SIZE=$(BOOT_HEAP_SIZE) \ -DKERNEL_ENTRY=$(VMLINUX_ENTRY_ADDRESS) -# Prevents link failures: __sanitizer_cov_trace_pc() is not linked in. -KCOV_INSTRUMENT := n -GCOV_PROFILE := n -UBSAN_SANITIZE := n -KCSAN_SANITIZE := n - # decompressor objects (linked with vmlinuz) vmlinuzobjs-y := $(obj)/head.o $(obj)/decompress.o $(obj)/string.o $(obj)/bswapsi.o diff --git a/arch/mips/boot/dts/ralink/mt7621.dtsi b/arch/mips/boot/dts/ralink/mt7621.dtsi index 6e95e6f19a6a..0704eab4a80b 100644 --- a/arch/mips/boot/dts/ralink/mt7621.dtsi +++ b/arch/mips/boot/dts/ralink/mt7621.dtsi @@ -5,50 +5,143 @@ #include <dt-bindings/reset/mt7621-reset.h> / { + compatible = "mediatek,mt7621-soc"; + #address-cells = <1>; #size-cells = <1>; - compatible = "mediatek,mt7621-soc"; cpus { #address-cells = <1>; #size-cells = <0>; cpu@0 { - device_type = "cpu"; compatible = "mips,mips1004Kc"; reg = <0>; + device_type = "cpu"; }; cpu@1 { - device_type = "cpu"; compatible = "mips,mips1004Kc"; reg = <1>; + device_type = "cpu"; }; }; cpuintc: cpuintc { + compatible = "mti,cpu-interrupt-controller"; + #address-cells = <0>; #interrupt-cells = <1>; + interrupt-controller; - compatible = "mti,cpu-interrupt-controller"; }; mmc_fixed_3v3: regulator-3v3 { compatible = "regulator-fixed"; - regulator-name = "mmc_power"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; + enable-active-high; + regulator-always-on; + regulator-max-microvolt = <3300000>; + regulator-min-microvolt = <3300000>; + regulator-name = "mmc_power"; }; mmc_fixed_1v8_io: regulator-1v8 { compatible = "regulator-fixed"; - regulator-name = "mmc_io"; - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <1800000>; + enable-active-high; + regulator-always-on; + regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <1800000>; + regulator-name = "mmc_io"; + }; + + pinctrl: pinctrl { + compatible = "ralink,mt7621-pinctrl"; + + i2c_pins: i2c0-pins { + pinmux { + groups = "i2c"; + function = "i2c"; + }; + }; + + mdio_pins: mdio0-pins { + pinmux { + groups = "mdio"; + function = "mdio"; + }; + }; + + nand_pins: nand0-pins { + sdhci-pinmux { + groups = "sdhci"; + function = "nand2"; + }; + + spi-pinmux { + groups = "spi"; + function = "nand1"; + }; + }; + + pcie_pins: pcie0-pins { + pinmux { + groups = "pcie"; + function = "gpio"; + }; + }; + + rgmii1_pins: rgmii1-pins { + pinmux { + groups = "rgmii1"; + function = "rgmii1"; + }; + }; + + rgmii2_pins: rgmii2-pins { + pinmux { + groups = "rgmii2"; + function = "rgmii2"; + }; + }; + + sdhci_pins: sdhci0-pins { + pinmux { + groups = "sdhci"; + function = "sdhci"; + }; + }; + + spi_pins: spi0-pins { + pinmux { + groups = "spi"; + function = "spi"; + }; + }; + + uart1_pins: uart1-pins { + pinmux { + groups = "uart1"; + function = "uart1"; + }; + }; + + uart2_pins: uart2-pins { + pinmux { + groups = "uart2"; + function = "uart2"; + }; + }; + + uart3_pins: uart3-pins { + pinmux { + groups = "uart3"; + function = "uart3"; + }; + }; }; palmbus: palmbus@1e000000 { @@ -62,12 +155,15 @@ sysc: syscon@0 { compatible = "mediatek,mt7621-sysc", "syscon"; reg = <0x0 0x100>; + #clock-cells = <1>; #reset-cells = <1>; - ralink,memctl = <&memc>; + clock-output-names = "xtal", "cpu", "bus", "50m", "125m", "150m", "250m", "270m"; + + ralink,memctl = <&memc>; }; wdt: watchdog@100 { @@ -77,13 +173,16 @@ }; gpio: gpio@600 { + compatible = "mediatek,mt7621-gpio"; + reg = <0x600 0x100>; + #gpio-cells = <2>; #interrupt-cells = <2>; - compatible = "mediatek,mt7621-gpio"; + gpio-controller; gpio-ranges = <&pinctrl 0 0 95>; + interrupt-controller; - reg = <0x600 0x100>; interrupt-parent = <&gic>; interrupts = <GIC_SHARED 12 IRQ_TYPE_LEVEL_HIGH>; }; @@ -92,18 +191,19 @@ compatible = "mediatek,mt7621-i2c"; reg = <0x900 0x100>; - clocks = <&sysc MT7621_CLK_I2C>; - clock-names = "i2c"; - resets = <&sysc MT7621_RST_I2C>; - reset-names = "i2c"; - #address-cells = <1>; #size-cells = <0>; - status = "disabled"; + clocks = <&sysc MT7621_CLK_I2C>; + clock-names = "i2c"; pinctrl-names = "default"; pinctrl-0 = <&i2c_pins>; + + resets = <&sysc MT7621_RST_I2C>; + reset-names = "i2c"; + + status = "disabled"; }; memc: memory-controller@5000 { @@ -170,135 +270,53 @@ }; spi0: spi@b00 { - status = "disabled"; - compatible = "ralink,mt7621-spi"; reg = <0xb00 0x100>; - clocks = <&sysc MT7621_CLK_SPI>; - clock-names = "spi"; - - resets = <&sysc MT7621_RST_SPI>; - reset-names = "spi"; - #address-cells = <1>; #size-cells = <0>; + clock-names = "spi"; + clocks = <&sysc MT7621_CLK_SPI>; + pinctrl-names = "default"; pinctrl-0 = <&spi_pins>; - }; - }; - - pinctrl: pinctrl { - compatible = "ralink,mt7621-pinctrl"; - - i2c_pins: i2c0-pins { - pinmux { - groups = "i2c"; - function = "i2c"; - }; - }; - - spi_pins: spi0-pins { - pinmux { - groups = "spi"; - function = "spi"; - }; - }; - - uart1_pins: uart1-pins { - pinmux { - groups = "uart1"; - function = "uart1"; - }; - }; - - uart2_pins: uart2-pins { - pinmux { - groups = "uart2"; - function = "uart2"; - }; - }; - - uart3_pins: uart3-pins { - pinmux { - groups = "uart3"; - function = "uart3"; - }; - }; - - rgmii1_pins: rgmii1-pins { - pinmux { - groups = "rgmii1"; - function = "rgmii1"; - }; - }; - - rgmii2_pins: rgmii2-pins { - pinmux { - groups = "rgmii2"; - function = "rgmii2"; - }; - }; - - mdio_pins: mdio0-pins { - pinmux { - groups = "mdio"; - function = "mdio"; - }; - }; - - pcie_pins: pcie0-pins { - pinmux { - groups = "pcie"; - function = "gpio"; - }; - }; - - nand_pins: nand0-pins { - spi-pinmux { - groups = "spi"; - function = "nand1"; - }; - sdhci-pinmux { - groups = "sdhci"; - function = "nand2"; - }; - }; + reset-names = "spi"; + resets = <&sysc MT7621_RST_SPI>; - sdhci_pins: sdhci0-pins { - pinmux { - groups = "sdhci"; - function = "sdhci"; - }; + status = "disabled"; }; }; mmc: mmc@1e130000 { - status = "disabled"; - compatible = "mediatek,mt7620-mmc"; reg = <0x1e130000 0x4000>; bus-width = <4>; - max-frequency = <48000000>; - cap-sd-highspeed; - cap-mmc-highspeed; - vmmc-supply = <&mmc_fixed_3v3>; - vqmmc-supply = <&mmc_fixed_1v8_io>; - disable-wp; - pinctrl-names = "default", "state_uhs"; - pinctrl-0 = <&sdhci_pins>; - pinctrl-1 = <&sdhci_pins>; + cap-mmc-highspeed; + cap-sd-highspeed; clocks = <&sysc MT7621_CLK_SHXC>, <&sysc MT7621_CLK_50M>; clock-names = "source", "hclk"; + disable-wp; + interrupt-parent = <&gic>; interrupts = <GIC_SHARED 20 IRQ_TYPE_LEVEL_HIGH>; + + max-frequency = <48000000>; + + pinctrl-names = "default", "state_uhs"; + pinctrl-0 = <&sdhci_pins>; + pinctrl-1 = <&sdhci_pins>; + + vmmc-supply = <&mmc_fixed_3v3>; + vqmmc-supply = <&mmc_fixed_1v8_io>; + + status = "disabled"; }; usb: usb@1e1c0000 { @@ -321,15 +339,15 @@ compatible = "mti,gic"; reg = <0x1fbc0000 0x2000>; - interrupt-controller; #interrupt-cells = <3>; + interrupt-controller; mti,reserved-cpu-vectors = <7>; timer { compatible = "mti,gic-timer"; - interrupts = <GIC_LOCAL 1 IRQ_TYPE_NONE>; clocks = <&sysc MT7621_CLK_CPU>; + interrupts = <GIC_LOCAL 1 IRQ_TYPE_NONE>; }; }; @@ -347,46 +365,22 @@ compatible = "mediatek,mt7621-eth"; reg = <0x1e100000 0x10000>; - clocks = <&sysc MT7621_CLK_FE>, <&sysc MT7621_CLK_ETH>; - clock-names = "fe", "ethif"; - #address-cells = <1>; #size-cells = <0>; - resets = <&sysc MT7621_RST_FE>, <&sysc MT7621_RST_ETH>; - reset-names = "fe", "eth"; + clock-names = "fe", "ethif"; + clocks = <&sysc MT7621_CLK_FE>, <&sysc MT7621_CLK_ETH>; interrupt-parent = <&gic>; interrupts = <GIC_SHARED 3 IRQ_TYPE_LEVEL_HIGH>; - mediatek,ethsys = <&sysc>; - pinctrl-names = "default"; pinctrl-0 = <&mdio_pins>, <&rgmii1_pins>, <&rgmii2_pins>; - gmac0: mac@0 { - compatible = "mediatek,eth-mac"; - reg = <0>; - phy-mode = "trgmii"; - - fixed-link { - speed = <1000>; - full-duplex; - pause; - }; - }; - - gmac1: mac@1 { - compatible = "mediatek,eth-mac"; - reg = <1>; - phy-mode = "rgmii"; + reset-names = "fe", "eth"; + resets = <&sysc MT7621_RST_FE>, <&sysc MT7621_RST_ETH>; - fixed-link { - speed = <1000>; - full-duplex; - pause; - }; - }; + mediatek,ethsys = <&sysc>; mdio: mdio-bus { #address-cells = <1>; @@ -395,73 +389,105 @@ switch0: switch@1f { compatible = "mediatek,mt7621"; reg = <0x1f>; - mediatek,mcm; - resets = <&sysc MT7621_RST_MCM>; - reset-names = "mcm"; - interrupt-controller; + #interrupt-cells = <1>; + interrupt-controller; interrupts = <GIC_SHARED 23 IRQ_TYPE_LEVEL_HIGH>; + reset-names = "mcm"; + resets = <&sysc MT7621_RST_MCM>; + + mediatek,mcm; + ports { #address-cells = <1>; #size-cells = <0>; port@0 { - status = "disabled"; reg = <0>; label = "swp0"; + status = "disabled"; }; port@1 { - status = "disabled"; reg = <1>; label = "swp1"; + status = "disabled"; }; port@2 { - status = "disabled"; reg = <2>; label = "swp2"; + status = "disabled"; }; port@3 { - status = "disabled"; reg = <3>; label = "swp3"; + status = "disabled"; }; port@4 { - status = "disabled"; reg = <4>; label = "swp4"; + status = "disabled"; }; port@5 { reg = <5>; + ethernet = <&gmac1>; phy-mode = "rgmii"; fixed-link { - speed = <1000>; full-duplex; pause; + speed = <1000>; }; }; port@6 { reg = <6>; + ethernet = <&gmac0>; phy-mode = "trgmii"; fixed-link { - speed = <1000>; full-duplex; pause; + speed = <1000>; }; }; }; }; }; + + gmac0: mac@0 { + compatible = "mediatek,eth-mac"; + reg = <0>; + + phy-mode = "trgmii"; + + fixed-link { + full-duplex; + pause; + speed = <1000>; + }; + }; + + gmac1: mac@1 { + compatible = "mediatek,eth-mac"; + reg = <1>; + + phy-mode = "rgmii"; + + fixed-link { + full-duplex; + pause; + speed = <1000>; + }; + }; + }; pcie: pcie@1e140000 { @@ -470,84 +496,106 @@ <0x1e142000 0x100>, /* pcie port 0 RC control registers */ <0x1e143000 0x100>, /* pcie port 1 RC control registers */ <0x1e144000 0x100>; /* pcie port 2 RC control registers */ + ranges = <0x02000000 0 0x60000000 0x60000000 0 0x10000000>, /* pci memory */ + <0x01000000 0 0x00000000 0x1e160000 0 0x00010000>; /* io space */ + #address-cells = <3>; + #interrupt-cells = <1>; #size-cells = <2>; - pinctrl-names = "default"; - pinctrl-0 = <&pcie_pins>; - device_type = "pci"; - ranges = <0x02000000 0 0x60000000 0x60000000 0 0x10000000>, /* pci memory */ - <0x01000000 0 0x00000000 0x1e160000 0 0x00010000>; /* io space */ - - #interrupt-cells = <1>; - interrupt-map-mask = <0xF800 0 0 0>; - interrupt-map = <0x0000 0 0 0 &gic GIC_SHARED 4 IRQ_TYPE_LEVEL_HIGH>, + interrupt-map-mask = <0xf800 0 0 0>; + interrupt-map = <0x0000 0 0 0 &gic GIC_SHARED 4 IRQ_TYPE_LEVEL_HIGH>, <0x0800 0 0 0 &gic GIC_SHARED 24 IRQ_TYPE_LEVEL_HIGH>, <0x1000 0 0 0 &gic GIC_SHARED 25 IRQ_TYPE_LEVEL_HIGH>; - status = "disabled"; + pinctrl-names = "default"; + pinctrl-0 = <&pcie_pins>; reset-gpios = <&gpio 19 GPIO_ACTIVE_LOW>; + status = "disabled"; + pcie@0,0 { reg = <0x0000 0 0 0 0>; + ranges; + #address-cells = <3>; + #interrupt-cells = <1>; #size-cells = <2>; + + clocks = <&sysc MT7621_CLK_PCIE0>; + device_type = "pci"; - #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0>; interrupt-map = <0 0 0 0 &gic GIC_SHARED 4 IRQ_TYPE_LEVEL_HIGH>; - resets = <&sysc MT7621_RST_PCIE0>; - clocks = <&sysc MT7621_CLK_PCIE0>; - phys = <&pcie0_phy 1>; + phy-names = "pcie-phy0"; - ranges; + phys = <&pcie0_phy 1>; + + resets = <&sysc MT7621_RST_PCIE0>; }; pcie@1,0 { reg = <0x0800 0 0 0 0>; + ranges; + #address-cells = <3>; + #interrupt-cells = <1>; #size-cells = <2>; + + clocks = <&sysc MT7621_CLK_PCIE1>; + device_type = "pci"; - #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0>; interrupt-map = <0 0 0 0 &gic GIC_SHARED 24 IRQ_TYPE_LEVEL_HIGH>; - resets = <&sysc MT7621_RST_PCIE1>; - clocks = <&sysc MT7621_CLK_PCIE1>; - phys = <&pcie0_phy 1>; + phy-names = "pcie-phy1"; - ranges; + phys = <&pcie0_phy 1>; + + resets = <&sysc MT7621_RST_PCIE1>; }; pcie@2,0 { reg = <0x1000 0 0 0 0>; + ranges; + #address-cells = <3>; + #interrupt-cells = <1>; #size-cells = <2>; + + clocks = <&sysc MT7621_CLK_PCIE2>; + device_type = "pci"; - #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0>; interrupt-map = <0 0 0 0 &gic GIC_SHARED 25 IRQ_TYPE_LEVEL_HIGH>; - resets = <&sysc MT7621_RST_PCIE2>; - clocks = <&sysc MT7621_CLK_PCIE2>; - phys = <&pcie2_phy 0>; + phy-names = "pcie-phy2"; - ranges; + phys = <&pcie2_phy 0>; + + resets = <&sysc MT7621_RST_PCIE2>; }; }; pcie0_phy: pcie-phy@1e149000 { compatible = "mediatek,mt7621-pci-phy"; reg = <0x1e149000 0x0700>; - clocks = <&sysc MT7621_CLK_XTAL>; + #phy-cells = <1>; + + clocks = <&sysc MT7621_CLK_XTAL>; }; pcie2_phy: pcie-phy@1e14a000 { compatible = "mediatek,mt7621-pci-phy"; reg = <0x1e14a000 0x0700>; - clocks = <&sysc MT7621_CLK_XTAL>; + #phy-cells = <1>; + + clocks = <&sysc MT7621_CLK_XTAL>; }; }; diff --git a/arch/mips/configs/ci20_defconfig b/arch/mips/configs/ci20_defconfig index cdf2a782dee1..7827b2b392f6 100644 --- a/arch/mips/configs/ci20_defconfig +++ b/arch/mips/configs/ci20_defconfig @@ -152,7 +152,6 @@ CONFIG_LEDS_TRIGGER_CAMERA=m CONFIG_LEDS_TRIGGER_PANIC=y CONFIG_LEDS_TRIGGER_NETDEV=y CONFIG_LEDS_TRIGGER_PATTERN=y -CONFIG_LEDS_TRIGGER_AUDIO=y CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_JZ4740=y CONFIG_DMADEVICES=y diff --git a/arch/mips/configs/rs90_defconfig b/arch/mips/configs/rs90_defconfig index 4b9e36d6400e..a53dd66e9b86 100644 --- a/arch/mips/configs/rs90_defconfig +++ b/arch/mips/configs/rs90_defconfig @@ -9,7 +9,7 @@ CONFIG_LD_DEAD_CODE_DATA_ELIMINATION=y # CONFIG_SGETMASK_SYSCALL is not set # CONFIG_SYSFS_SYSCALL is not set # CONFIG_ELF_CORE is not set -# CONFIG_BASE_FULL is not set +CONFIG_BASE_SMALL=y # CONFIG_TIMERFD is not set # CONFIG_AIO is not set # CONFIG_IO_URING is not set diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c index 6c3704f51d0d..87f0a1436bf9 100644 --- a/arch/mips/dec/setup.c +++ b/arch/mips/dec/setup.c @@ -756,7 +756,7 @@ void __init arch_init_irq(void) NULL)) pr_err("Failed to register fpu interrupt\n"); desc_fpu = irq_to_desc(irq_fpu); - fpu_kstat_irq = this_cpu_ptr(desc_fpu->kstat_irqs); + fpu_kstat_irq = this_cpu_ptr(&desc_fpu->kstat_irqs->cnt); } if (dec_interrupt[DEC_IRQ_CASCADE] >= 0) { if (request_irq(dec_interrupt[DEC_IRQ_CASCADE], no_action, diff --git a/arch/mips/include/asm/asm.h b/arch/mips/include/asm/asm.h index 2e99450f4228..87ff609b53fe 100644 --- a/arch/mips/include/asm/asm.h +++ b/arch/mips/include/asm/asm.h @@ -37,6 +37,7 @@ #define CFI_SECTIONS #endif +#ifdef __ASSEMBLY__ /* * LEAF - declare leaf routine */ @@ -122,6 +123,8 @@ symbol = value #define ASM_PRINT(string) #endif +#endif /* __ASSEMBLY__ */ + /* * Stack alignment */ diff --git a/arch/mips/include/asm/pgtable-32.h b/arch/mips/include/asm/pgtable-32.h index 0e196650f4f4..92b7591aac2a 100644 --- a/arch/mips/include/asm/pgtable-32.h +++ b/arch/mips/include/asm/pgtable-32.h @@ -129,7 +129,7 @@ static inline int pmd_none(pmd_t pmd) static inline int pmd_bad(pmd_t pmd) { #ifdef CONFIG_MIPS_HUGE_TLB_SUPPORT - /* pmd_huge(pmd) but inline */ + /* pmd_leaf(pmd) but inline */ if (unlikely(pmd_val(pmd) & _PAGE_HUGE)) return 0; #endif diff --git a/arch/mips/include/asm/pgtable-64.h b/arch/mips/include/asm/pgtable-64.h index 20ca48c1b606..401c1d9e4409 100644 --- a/arch/mips/include/asm/pgtable-64.h +++ b/arch/mips/include/asm/pgtable-64.h @@ -147,8 +147,8 @@ #if defined(CONFIG_MODULES) && defined(KBUILD_64BIT_SYM32) && \ VMALLOC_START != CKSSEG /* Load modules into 32bit-compatible segment. */ -#define MODULE_START CKSSEG -#define MODULE_END (FIXADDR_START-2*PAGE_SIZE) +#define MODULES_VADDR CKSSEG +#define MODULES_END (FIXADDR_START-2*PAGE_SIZE) #endif #define pte_ERROR(e) \ @@ -245,7 +245,7 @@ static inline int pmd_none(pmd_t pmd) static inline int pmd_bad(pmd_t pmd) { #ifdef CONFIG_MIPS_HUGE_TLB_SUPPORT - /* pmd_huge(pmd) but inline */ + /* pmd_leaf(pmd) but inline */ if (unlikely(pmd_val(pmd) & _PAGE_HUGE)) return 0; #endif diff --git a/arch/mips/include/asm/ptrace.h b/arch/mips/include/asm/ptrace.h index d14d0e37ad02..4a2b40ce39e0 100644 --- a/arch/mips/include/asm/ptrace.h +++ b/arch/mips/include/asm/ptrace.h @@ -159,7 +159,7 @@ extern unsigned long exception_ip(struct pt_regs *regs); #define exception_ip(regs) exception_ip(regs) #define profile_pc(regs) instruction_pointer(regs) -extern asmlinkage long syscall_trace_enter(struct pt_regs *regs, long syscall); +extern asmlinkage long syscall_trace_enter(struct pt_regs *regs); extern asmlinkage void syscall_trace_leave(struct pt_regs *regs); extern void die(const char *, struct pt_regs *) __noreturn; diff --git a/arch/mips/include/asm/setup.h b/arch/mips/include/asm/setup.h index 4dce41138bad..d8077136372c 100644 --- a/arch/mips/include/asm/setup.h +++ b/arch/mips/include/asm/setup.h @@ -2,6 +2,7 @@ #ifndef _MIPS_SETUP_H #define _MIPS_SETUP_H +#include <linux/init.h> #include <linux/types.h> #include <uapi/asm/setup.h> @@ -29,4 +30,9 @@ extern void per_cpu_trap_init(bool); extern void cpu_cache_init(void); extern void tlb_init(void); +#ifdef CONFIG_RELOCATABLE +extern void * __init relocate_kernel(void); +extern int plat_post_relocation(long); +#endif + #endif /* __SETUP_H */ diff --git a/arch/mips/include/asm/stackframe.h b/arch/mips/include/asm/stackframe.h index a8705aef47e1..a13431379073 100644 --- a/arch/mips/include/asm/stackframe.h +++ b/arch/mips/include/asm/stackframe.h @@ -308,17 +308,12 @@ jal octeon_mult_restore #endif #ifdef CONFIG_CPU_HAS_SMARTMIPS - LONG_L $24, PT_ACX(sp) - mtlhx $24 - LONG_L $24, PT_HI(sp) - mtlhx $24 + LONG_L $14, PT_ACX(sp) LONG_L $24, PT_LO(sp) - mtlhx $24 + LONG_L $15, PT_HI(sp) #elif !defined(CONFIG_CPU_MIPSR6) LONG_L $24, PT_LO(sp) - mtlo $24 - LONG_L $24, PT_HI(sp) - mthi $24 + LONG_L $15, PT_HI(sp) #endif #ifdef CONFIG_32BIT cfi_ld $8, PT_R8, \docfi @@ -327,6 +322,14 @@ cfi_ld $10, PT_R10, \docfi cfi_ld $11, PT_R11, \docfi cfi_ld $12, PT_R12, \docfi +#ifdef CONFIG_CPU_HAS_SMARTMIPS + mtlhx $14 + mtlhx $15 + mtlhx $24 +#elif !defined(CONFIG_CPU_MIPSR6) + mtlo $24 + mthi $15 +#endif cfi_ld $13, PT_R13, \docfi cfi_ld $14, PT_R14, \docfi cfi_ld $15, PT_R15, \docfi diff --git a/arch/mips/include/asm/fb.h b/arch/mips/include/asm/video.h index d98d6681d64e..007c106d980f 100644 --- a/arch/mips/include/asm/fb.h +++ b/arch/mips/include/asm/video.h @@ -1,5 +1,5 @@ -#ifndef _ASM_FB_H_ -#define _ASM_FB_H_ +#ifndef _ASM_VIDEO_H_ +#define _ASM_VIDEO_H_ #include <asm/page.h> @@ -13,8 +13,8 @@ static inline pgprot_t pgprot_framebuffer(pgprot_t prot, /* * MIPS doesn't define __raw_ I/O macros, so the helpers - * in <asm-generic/fb.h> don't generate fb_readq() and - * fb_write(). We have to provide them here. + * in <asm-generic/video.h> don't generate fb_readq() and + * fb_writeq(). We have to provide them here. * * TODO: Convert MIPS to generic I/O. The helpers below can * then be removed. @@ -33,6 +33,6 @@ static inline void fb_writeq(u64 b, volatile void __iomem *addr) #define fb_writeq fb_writeq #endif -#include <asm-generic/fb.h> +#include <asm-generic/video.h> -#endif /* _ASM_FB_H_ */ +#endif /* _ASM_VIDEO_H_ */ diff --git a/arch/mips/jazz/jazzdma.c b/arch/mips/jazz/jazzdma.c index eabddb89d221..c97b089b9902 100644 --- a/arch/mips/jazz/jazzdma.c +++ b/arch/mips/jazz/jazzdma.c @@ -617,7 +617,7 @@ const struct dma_map_ops jazz_dma_ops = { .sync_sg_for_device = jazz_dma_sync_sg_for_device, .mmap = dma_common_mmap, .get_sgtable = dma_common_get_sgtable, - .alloc_pages = dma_common_alloc_pages, + .alloc_pages_op = dma_common_alloc_pages, .free_pages = dma_common_free_pages, }; EXPORT_SYMBOL(jazz_dma_ops); diff --git a/arch/mips/kernel/asm-offsets.c b/arch/mips/kernel/asm-offsets.c index d1b11f66f748..cb1045ebab06 100644 --- a/arch/mips/kernel/asm-offsets.c +++ b/arch/mips/kernel/asm-offsets.c @@ -101,6 +101,7 @@ void output_thread_info_defines(void) OFFSET(TI_CPU, thread_info, cpu); OFFSET(TI_PRE_COUNT, thread_info, preempt_count); OFFSET(TI_REGS, thread_info, regs); + OFFSET(TI_SYSCALL, thread_info, syscall); DEFINE(_THREAD_SIZE, THREAD_SIZE); DEFINE(_THREAD_MASK, THREAD_MASK); DEFINE(_IRQ_STACK_SIZE, IRQ_STACK_SIZE); diff --git a/arch/mips/kernel/module.c b/arch/mips/kernel/module.c index 7b2fbaa9cac5..ba0f62d8eff5 100644 --- a/arch/mips/kernel/module.c +++ b/arch/mips/kernel/module.c @@ -13,7 +13,6 @@ #include <linux/elf.h> #include <linux/mm.h> #include <linux/numa.h> -#include <linux/vmalloc.h> #include <linux/slab.h> #include <linux/fs.h> #include <linux/string.h> @@ -31,15 +30,6 @@ struct mips_hi16 { static LIST_HEAD(dbe_list); static DEFINE_SPINLOCK(dbe_lock); -#ifdef MODULE_START -void *module_alloc(unsigned long size) -{ - return __vmalloc_node_range(size, 1, MODULE_START, MODULE_END, - GFP_KERNEL, PAGE_KERNEL, 0, NUMA_NO_NODE, - __builtin_return_address(0)); -} -#endif - static void apply_r_mips_32(u32 *location, u32 base, Elf_Addr v) { *location = base + v; diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c index 59288c13b581..61503a36067e 100644 --- a/arch/mips/kernel/ptrace.c +++ b/arch/mips/kernel/ptrace.c @@ -1317,16 +1317,13 @@ long arch_ptrace(struct task_struct *child, long request, * Notification of system call entry/exit * - triggered by current->work.syscall_trace */ -asmlinkage long syscall_trace_enter(struct pt_regs *regs, long syscall) +asmlinkage long syscall_trace_enter(struct pt_regs *regs) { user_exit(); - current_thread_info()->syscall = syscall; - if (test_thread_flag(TIF_SYSCALL_TRACE)) { if (ptrace_report_syscall_entry(regs)) return -1; - syscall = current_thread_info()->syscall; } #ifdef CONFIG_SECCOMP @@ -1335,7 +1332,7 @@ asmlinkage long syscall_trace_enter(struct pt_regs *regs, long syscall) struct seccomp_data sd; unsigned long args[6]; - sd.nr = syscall; + sd.nr = current_thread_info()->syscall; sd.arch = syscall_get_arch(current); syscall_get_arguments(current, regs, args); for (i = 0; i < 6; i++) @@ -1345,23 +1342,23 @@ asmlinkage long syscall_trace_enter(struct pt_regs *regs, long syscall) ret = __secure_computing(&sd); if (ret == -1) return ret; - syscall = current_thread_info()->syscall; } #endif if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) trace_sys_enter(regs, regs->regs[2]); - audit_syscall_entry(syscall, regs->regs[4], regs->regs[5], + audit_syscall_entry(current_thread_info()->syscall, + regs->regs[4], regs->regs[5], regs->regs[6], regs->regs[7]); /* * Negative syscall numbers are mistaken for rejected syscalls, but * won't have had the return value set appropriately, so we do so now. */ - if (syscall < 0) + if (current_thread_info()->syscall < 0) syscall_set_return_value(current, regs, -ENOSYS, 0); - return syscall; + return current_thread_info()->syscall; } /* diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index 18dc9b345056..2c604717e630 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -77,6 +77,18 @@ loads_done: PTR_WD load_a7, bad_stack_a7 .previous + /* + * syscall number is in v0 unless we called syscall(__NR_###) + * where the real syscall number is in a0 + */ + subu t2, v0, __NR_O32_Linux + bnez t2, 1f /* __NR_syscall at offset 0 */ + LONG_S a0, TI_SYSCALL($28) # Save a0 as syscall number + b 2f +1: + LONG_S v0, TI_SYSCALL($28) # Save v0 as syscall number +2: + lw t0, TI_FLAGS($28) # syscall tracing enabled? li t1, _TIF_WORK_SYSCALL_ENTRY and t0, t1 @@ -114,16 +126,7 @@ syscall_trace_entry: SAVE_STATIC move a0, sp - /* - * syscall number is in v0 unless we called syscall(__NR_###) - * where the real syscall number is in a0 - */ - move a1, v0 - subu t2, v0, __NR_O32_Linux - bnez t2, 1f /* __NR_syscall at offset 0 */ - lw a1, PT_R4(sp) - -1: jal syscall_trace_enter + jal syscall_trace_enter bltz v0, 1f # seccomp failed? Skip syscall diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index 97456b2ca7dc..97788859238c 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -44,6 +44,8 @@ NESTED(handle_sysn32, PT_SIZE, sp) sd a3, PT_R26(sp) # save a3 for syscall restarting + LONG_S v0, TI_SYSCALL($28) # Store syscall number + li t1, _TIF_WORK_SYSCALL_ENTRY LONG_L t0, TI_FLAGS($28) # syscall tracing enabled? and t0, t1, t0 @@ -72,7 +74,6 @@ syscall_common: n32_syscall_trace_entry: SAVE_STATIC move a0, sp - move a1, v0 jal syscall_trace_enter bltz v0, 1f # seccomp failed? Skip syscall diff --git a/arch/mips/kernel/scall64-n64.S b/arch/mips/kernel/scall64-n64.S index e6264aa62e45..be11ea5cc67e 100644 --- a/arch/mips/kernel/scall64-n64.S +++ b/arch/mips/kernel/scall64-n64.S @@ -46,6 +46,8 @@ NESTED(handle_sys64, PT_SIZE, sp) sd a3, PT_R26(sp) # save a3 for syscall restarting + LONG_S v0, TI_SYSCALL($28) # Store syscall number + li t1, _TIF_WORK_SYSCALL_ENTRY LONG_L t0, TI_FLAGS($28) # syscall tracing enabled? and t0, t1, t0 @@ -82,7 +84,6 @@ n64_syscall_exit: syscall_trace_entry: SAVE_STATIC move a0, sp - move a1, v0 jal syscall_trace_enter bltz v0, 1f # seccomp failed? Skip syscall diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index d3c2616cba22..7a5abb73e531 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -79,6 +79,22 @@ loads_done: PTR_WD load_a7, bad_stack_a7 .previous + /* + * absolute syscall number is in v0 unless we called syscall(__NR_###) + * where the real syscall number is in a0 + * note: NR_syscall is the first O32 syscall but the macro is + * only defined when compiling with -mabi=32 (CONFIG_32BIT) + * therefore __NR_O32_Linux is used (4000) + */ + + subu t2, v0, __NR_O32_Linux + bnez t2, 1f /* __NR_syscall at offset 0 */ + LONG_S a0, TI_SYSCALL($28) # Save a0 as syscall number + b 2f +1: + LONG_S v0, TI_SYSCALL($28) # Save v0 as syscall number +2: + li t1, _TIF_WORK_SYSCALL_ENTRY LONG_L t0, TI_FLAGS($28) # syscall tracing enabled? and t0, t1, t0 @@ -113,22 +129,7 @@ trace_a_syscall: sd a7, PT_R11(sp) # For indirect syscalls move a0, sp - /* - * absolute syscall number is in v0 unless we called syscall(__NR_###) - * where the real syscall number is in a0 - * note: NR_syscall is the first O32 syscall but the macro is - * only defined when compiling with -mabi=32 (CONFIG_32BIT) - * therefore __NR_O32_Linux is used (4000) - */ - .set push - .set reorder - subu t1, v0, __NR_O32_Linux - move a1, v0 - bnez t1, 1f /* __NR_syscall at offset 0 */ - ld a1, PT_R4(sp) /* Arg1 for __NR_syscall case */ - .set pop - -1: jal syscall_trace_enter + jal syscall_trace_enter bltz v0, 1f # seccomp failed? Skip syscall diff --git a/arch/mips/kernel/syscalls/Makefile b/arch/mips/kernel/syscalls/Makefile index e6b21de65cca..56f6f093bb88 100644 --- a/arch/mips/kernel/syscalls/Makefile +++ b/arch/mips/kernel/syscalls/Makefile @@ -5,7 +5,7 @@ uapi := arch/$(SRCARCH)/include/generated/uapi/asm $(shell mkdir -p $(uapi) $(kapi)) syshdr := $(srctree)/scripts/syscallhdr.sh -sysnr := $(srctree)/$(src)/syscallnr.sh +sysnr := $(src)/syscallnr.sh systbl := $(srctree)/scripts/syscalltbl.sh quiet_cmd_syshdr = SYSHDR $@ diff --git a/arch/mips/kernel/syscalls/syscall_n32.tbl b/arch/mips/kernel/syscalls/syscall_n32.tbl index 83cfc9eb6b88..cc869f5d5693 100644 --- a/arch/mips/kernel/syscalls/syscall_n32.tbl +++ b/arch/mips/kernel/syscalls/syscall_n32.tbl @@ -400,3 +400,4 @@ 459 n32 lsm_get_self_attr sys_lsm_get_self_attr 460 n32 lsm_set_self_attr sys_lsm_set_self_attr 461 n32 lsm_list_modules sys_lsm_list_modules +462 n32 mseal sys_mseal diff --git a/arch/mips/kernel/syscalls/syscall_n64.tbl b/arch/mips/kernel/syscalls/syscall_n64.tbl index 532b855df589..1464c6be6eb3 100644 --- a/arch/mips/kernel/syscalls/syscall_n64.tbl +++ b/arch/mips/kernel/syscalls/syscall_n64.tbl @@ -376,3 +376,4 @@ 459 n64 lsm_get_self_attr sys_lsm_get_self_attr 460 n64 lsm_set_self_attr sys_lsm_set_self_attr 461 n64 lsm_list_modules sys_lsm_list_modules +462 n64 mseal sys_mseal diff --git a/arch/mips/kernel/syscalls/syscall_o32.tbl b/arch/mips/kernel/syscalls/syscall_o32.tbl index f45c9530ea93..008ebe60263e 100644 --- a/arch/mips/kernel/syscalls/syscall_o32.tbl +++ b/arch/mips/kernel/syscalls/syscall_o32.tbl @@ -449,3 +449,4 @@ 459 o32 lsm_get_self_attr sys_lsm_get_self_attr 460 o32 lsm_set_self_attr sys_lsm_set_self_attr 461 o32 lsm_list_modules sys_lsm_list_modules +462 o32 mseal sys_mseal diff --git a/arch/mips/kvm/mmu.c b/arch/mips/kvm/mmu.c index 467ee6b95ae1..c17157e700c0 100644 --- a/arch/mips/kvm/mmu.c +++ b/arch/mips/kvm/mmu.c @@ -444,36 +444,6 @@ bool kvm_unmap_gfn_range(struct kvm *kvm, struct kvm_gfn_range *range) return true; } -bool kvm_set_spte_gfn(struct kvm *kvm, struct kvm_gfn_range *range) -{ - gpa_t gpa = range->start << PAGE_SHIFT; - pte_t hva_pte = range->arg.pte; - pte_t *gpa_pte = kvm_mips_pte_for_gpa(kvm, NULL, gpa); - pte_t old_pte; - - if (!gpa_pte) - return false; - - /* Mapping may need adjusting depending on memslot flags */ - old_pte = *gpa_pte; - if (range->slot->flags & KVM_MEM_LOG_DIRTY_PAGES && !pte_dirty(old_pte)) - hva_pte = pte_mkclean(hva_pte); - else if (range->slot->flags & KVM_MEM_READONLY) - hva_pte = pte_wrprotect(hva_pte); - - set_pte(gpa_pte, hva_pte); - - /* Replacing an absent or old page doesn't need flushes */ - if (!pte_present(old_pte) || !pte_young(old_pte)) - return false; - - /* Pages swapped, aged, moved, or cleaned require flushes */ - return !pte_present(hva_pte) || - !pte_young(hva_pte) || - pte_pfn(old_pte) != pte_pfn(hva_pte) || - (pte_dirty(old_pte) && !pte_dirty(hva_pte)); -} - bool kvm_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range) { return kvm_mips_mkold_gpa_pt(kvm, range->start, range->end); diff --git a/arch/mips/mm/dma-noncoherent.c b/arch/mips/mm/dma-noncoherent.c index 0f3cec663a12..ab4f2a75a7d0 100644 --- a/arch/mips/mm/dma-noncoherent.c +++ b/arch/mips/mm/dma-noncoherent.c @@ -137,8 +137,7 @@ void arch_sync_dma_for_cpu(phys_addr_t paddr, size_t size, #endif #ifdef CONFIG_ARCH_HAS_SETUP_DMA_OPS -void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size, - bool coherent) +void arch_setup_dma_ops(struct device *dev, bool coherent) { dev->dma_coherent = coherent; } diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c index aaa9a242ebba..37fedeaca2e9 100644 --- a/arch/mips/mm/fault.c +++ b/arch/mips/mm/fault.c @@ -83,8 +83,8 @@ static void __do_page_fault(struct pt_regs *regs, unsigned long write, if (unlikely(address >= VMALLOC_START && address <= VMALLOC_END)) goto VMALLOC_FAULT_TARGET; -#ifdef MODULE_START - if (unlikely(address >= MODULE_START && address < MODULE_END)) +#ifdef MODULES_VADDR + if (unlikely(address >= MODULES_VADDR && address < MODULES_END)) goto VMALLOC_FAULT_TARGET; #endif diff --git a/arch/mips/mm/hugetlbpage.c b/arch/mips/mm/hugetlbpage.c index 7eaff5b07873..0b9e15555b59 100644 --- a/arch/mips/mm/hugetlbpage.c +++ b/arch/mips/mm/hugetlbpage.c @@ -57,13 +57,3 @@ pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr, } return (pte_t *) pmd; } - -int pmd_huge(pmd_t pmd) -{ - return (pmd_val(pmd) & _PAGE_HUGE) != 0; -} - -int pud_huge(pud_t pud) -{ - return (pud_val(pud) & _PAGE_HUGE) != 0; -} diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index 39f129205b0c..4583d1a2a73e 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -31,6 +31,7 @@ #include <linux/gfp.h> #include <linux/kcore.h> #include <linux/initrd.h> +#include <linux/execmem.h> #include <asm/bootinfo.h> #include <asm/cachectl.h> @@ -576,3 +577,25 @@ EXPORT_SYMBOL_GPL(invalid_pmd_table); #endif pte_t invalid_pte_table[PTRS_PER_PTE] __page_aligned_bss; EXPORT_SYMBOL(invalid_pte_table); + +#ifdef CONFIG_EXECMEM +#ifdef MODULES_VADDR +static struct execmem_info execmem_info __ro_after_init; + +struct execmem_info __init *execmem_arch_setup(void) +{ + execmem_info = (struct execmem_info){ + .ranges = { + [EXECMEM_DEFAULT] = { + .start = MODULES_VADDR, + .end = MODULES_END, + .pgprot = PAGE_KERNEL, + .alignment = 1, + }, + }, + }; + + return &execmem_info; +} +#endif +#endif /* CONFIG_EXECMEM */ diff --git a/arch/mips/mm/mmap.c b/arch/mips/mm/mmap.c index 00fe90c6db3e..7e11d7b58761 100644 --- a/arch/mips/mm/mmap.c +++ b/arch/mips/mm/mmap.c @@ -34,7 +34,7 @@ static unsigned long arch_get_unmapped_area_common(struct file *filp, struct vm_area_struct *vma; unsigned long addr = addr0; int do_color_align; - struct vm_unmapped_area_info info; + struct vm_unmapped_area_info info = {}; if (unlikely(len > TASK_SIZE)) return -ENOMEM; @@ -92,7 +92,6 @@ static unsigned long arch_get_unmapped_area_common(struct file *filp, */ } - info.flags = 0; info.low_limit = mm->mmap_base; info.high_limit = TASK_SIZE; return vm_unmapped_area(&info); diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c index 4106084e57d7..76f3b9c0a9f0 100644 --- a/arch/mips/mm/tlb-r4k.c +++ b/arch/mips/mm/tlb-r4k.c @@ -326,7 +326,7 @@ void __update_tlb(struct vm_area_struct * vma, unsigned long address, pte_t pte) idx = read_c0_index(); #ifdef CONFIG_MIPS_HUGE_TLB_SUPPORT /* this could be a huge page */ - if (pmd_huge(*pmdp)) { + if (pmd_leaf(*pmdp)) { unsigned long lo; write_c0_pagemask(PM_HUGE_MASK); ptep = (pte_t *)pmdp; diff --git a/arch/mips/net/bpf_jit_comp.c b/arch/mips/net/bpf_jit_comp.c index a40d926b6513..e355dfca4400 100644 --- a/arch/mips/net/bpf_jit_comp.c +++ b/arch/mips/net/bpf_jit_comp.c @@ -1012,7 +1012,8 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog) bpf_prog_fill_jited_linfo(prog, &ctx.descriptors[1]); /* Set as read-only exec and flush instruction cache */ - bpf_jit_binary_lock_ro(header); + if (bpf_jit_binary_lock_ro(header)) + goto out_err; flush_icache_range((unsigned long)header, (unsigned long)&ctx.target[ctx.jit_index]); diff --git a/arch/mips/pci/pcie-octeon.c b/arch/mips/pci/pcie-octeon.c index 2583e318e8c6..b080c7c6cc46 100644..100755 --- a/arch/mips/pci/pcie-octeon.c +++ b/arch/mips/pci/pcie-octeon.c @@ -230,12 +230,18 @@ static inline uint64_t __cvmx_pcie_build_config_addr(int pcie_port, int bus, { union cvmx_pcie_address pcie_addr; union cvmx_pciercx_cfg006 pciercx_cfg006; + union cvmx_pciercx_cfg032 pciercx_cfg032; pciercx_cfg006.u32 = cvmx_pcie_cfgx_read(pcie_port, CVMX_PCIERCX_CFG006(pcie_port)); if ((bus <= pciercx_cfg006.s.pbnum) && (dev != 0)) return 0; + pciercx_cfg032.u32 = + cvmx_pcie_cfgx_read(pcie_port, CVMX_PCIERCX_CFG032(pcie_port)); + if ((pciercx_cfg032.s.dlla == 0) || (pciercx_cfg032.s.lt == 1)) + return 0; + pcie_addr.u64 = 0; pcie_addr.config.upper = 2; pcie_addr.config.io = 1; diff --git a/arch/mips/rb532/gpio.c b/arch/mips/rb532/gpio.c index 29c21b9d42da..ea6ebfea4a67 100644 --- a/arch/mips/rb532/gpio.c +++ b/arch/mips/rb532/gpio.c @@ -197,7 +197,7 @@ void rb532_gpio_set_func(unsigned gpio) } EXPORT_SYMBOL(rb532_gpio_set_func); -int __init rb532_gpio_init(void) +static int __init rb532_gpio_init(void) { struct resource *r; diff --git a/arch/mips/rb532/prom.c b/arch/mips/rb532/prom.c index b11693715547..b88e89ec5894 100644 --- a/arch/mips/rb532/prom.c +++ b/arch/mips/rb532/prom.c @@ -46,7 +46,7 @@ static inline unsigned long tag2ul(char *arg, const char *tag) return simple_strtoul(num, 0, 10); } -void __init prom_setup_cmdline(void) +static void __init prom_setup_cmdline(void) { static char cmd_line[COMMAND_LINE_SIZE] __initdata; char *cp, *board; diff --git a/arch/mips/sgi-ip27/ip27-irq.c b/arch/mips/sgi-ip27/ip27-irq.c index 8f5299b269e7..00e63e9ef61d 100644 --- a/arch/mips/sgi-ip27/ip27-irq.c +++ b/arch/mips/sgi-ip27/ip27-irq.c @@ -277,7 +277,6 @@ void __init arch_init_irq(void) { struct irq_domain *domain; struct fwnode_handle *fn; - int i; mips_cpu_irq_init(); @@ -286,20 +285,16 @@ void __init arch_init_irq(void) * Mark these as reserved right away so they won't be used accidentally * later. */ - for (i = 0; i <= CPU_CALL_B_IRQ; i++) - set_bit(i, hub_irq_map); - - for (i = NI_BRDCAST_ERR_A; i <= MSC_PANIC_INTR; i++) - set_bit(i, hub_irq_map); + bitmap_set(hub_irq_map, 0, CPU_CALL_B_IRQ + 1); + bitmap_set(hub_irq_map, NI_BRDCAST_ERR_A, MSC_PANIC_INTR - NI_BRDCAST_ERR_A + 1); fn = irq_domain_alloc_named_fwnode("HUB"); - WARN_ON(fn == NULL); - if (!fn) + if (WARN_ON(fn == NULL)) return; + domain = irq_domain_create_linear(fn, IP27_HUB_IRQ_COUNT, &hub_domain_ops, NULL); - WARN_ON(domain == NULL); - if (!domain) + if (WARN_ON(domain == NULL)) return; irq_set_default_host(domain); diff --git a/arch/mips/vdso/Makefile b/arch/mips/vdso/Makefile index eb56581f6d73..b289b2c1b294 100644 --- a/arch/mips/vdso/Makefile +++ b/arch/mips/vdso/Makefile @@ -1,9 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 # Objects to go into the VDSO. -# Sanitizer runtimes are unavailable and cannot be linked here. - KCSAN_SANITIZE := n - # Include the generic Makefile to check the built vdso. include $(srctree)/lib/vdso/Makefile @@ -43,8 +40,8 @@ CFLAGS_vgettimeofday.o = -include $(c-gettimeofday-y) # config-n32-o32-env.c prepares the environment to build a 32bit vDSO # library on a 64bit kernel. # Note: Needs to be included before than the generic library. -CFLAGS_vgettimeofday-o32.o = -include $(srctree)/$(src)/config-n32-o32-env.c -include $(c-gettimeofday-y) -CFLAGS_vgettimeofday-n32.o = -include $(srctree)/$(src)/config-n32-o32-env.c -include $(c-gettimeofday-y) +CFLAGS_vgettimeofday-o32.o = -include $(src)/config-n32-o32-env.c -include $(c-gettimeofday-y) +CFLAGS_vgettimeofday-n32.o = -include $(src)/config-n32-o32-env.c -include $(c-gettimeofday-y) endif CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) @@ -60,10 +57,6 @@ ldflags-y := -Bsymbolic --no-undefined -soname=linux-vdso.so.1 \ CFLAGS_REMOVE_vdso.o = $(CC_FLAGS_FTRACE) -GCOV_PROFILE := n -UBSAN_SANITIZE := n -KCOV_INSTRUMENT := n - # Check that we don't have PIC 'jalr t9' calls left quiet_cmd_vdso_mips_check = VDSOCHK $@ cmd_vdso_mips_check = if $(OBJDUMP) --disassemble $@ | grep -E -h "jalr.*t9" > /dev/null; \ |