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path: root/target/linux/generic/patches-3.10/309-mips_fuse_workaround.patch
blob: 1975215a5c77a6503be6ef8c65b89155e5732f7e (plain)
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--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -39,6 +39,7 @@ void (*__flush_kernel_vmap_range)(unsign
 void (*__invalidate_kernel_vmap_range)(unsigned long vaddr, int size);
 
 EXPORT_SYMBOL_GPL(__flush_kernel_vmap_range);
+EXPORT_SYMBOL(__flush_cache_all);
 
 /* MIPS specific cache operations */
 void (*flush_cache_sigtramp)(unsigned long addr);
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -20,6 +20,9 @@
 #include <linux/swap.h>
 #include <linux/splice.h>
 #include <linux/aio.h>
+#ifdef CONFIG_MIPS
+#include <asm/cacheflush.h>
+#endif
 
 MODULE_ALIAS_MISCDEV(FUSE_MINOR);
 MODULE_ALIAS("devname:fuse");
@@ -759,6 +762,9 @@ static int fuse_copy_fill(struct fuse_co
 static int fuse_copy_do(struct fuse_copy_state *cs, void **val, unsigned *size)
 {
 	unsigned ncpy = min(*size, cs->len);
+#ifdef CONFIG_MIPS
+	__flush_cache_all();
+#endif
 	if (val) {
 		if (cs->write)
 			memcpy(cs->buf, *val, ncpy);
background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
/dts-v1/;

#include "rt3050.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	compatible = "huawei,hg255d", "ralink,rt3052-soc";
	model = "HuaWei HG255D";

	aliases {
		led-boot = &led_power;
		led-failsafe = &led_power;
		led-running = &led_power;
		led-upgrade = &led_power;
	};

	cfi@1f000000 {
		compatible = "cfi-flash";
		reg = <0x1f000000 0x1000000>;
		bank-width = <2>;
		device-width = <2>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			partition@0 {
				label = "u-boot";
				reg = <0x0 0x40000>;
				read-only;
			};

			partition@30000 {
				label = "u-boot-env";
				reg = <0x40000 0x20000>;
				read-only;
			};

			factory: partition@60000 {
				label = "factory";
				reg = <0x60000 0x20000>;
				read-only;
			};

			partition@80000 {
				compatible = "denx,uimage";
				label = "firmware";
				reg = <0x80000 0xf60000>;
			};

			partition@fa0000 {
				label = "factory-orig";
				reg = <0xfa0000 0x20000>;
				read-only;
			};
		};
	};

	leds {
		compatible = "gpio-leds";

		led_power: power {
			label = "hg255d:green:power";
			gpios = <&gpio0 8 GPIO_ACTIVE_LOW>;
		};

		internet {
			label = "hg255d:green:internet";
			gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
		};

		wifi {
			label = "hg255d:green:wlan";
			gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
		};

		usb {
			label = "hg255d:green:usb";
			gpios = <&gpio0 9 GPIO_ACTIVE_LOW>;
			trigger-sources = <&otg_port1>;
			linux,default-trigger = "usbport";
		};

		wps {
			label = "hg255d:green:wps";
			gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
		};

		voice {
			label = "hg255d:green:voice";
			gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
		};
	};

	keys {
		compatible = "gpio-keys-polled";
		poll-interval = <10>;

		reset {
			label = "reset";
			gpios = <&gpio0 4 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_RESTART>;
		};

		wps {
			label = "wps";
			gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_WPS_BUTTON>;
		};

		rfkill {
			label = "rfkill";
			gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_RFKILL>;
		};
	};
};

&pinctrl {
	state_default: pinctrl0 {
		gpio {
			ralink,group = "spi", "i2c", "jtag", "rgmii", "mdio", "uartf";
			ralink,function = "gpio";
		};
	};
};

&ethernet {
	mtd-mac-address = <&factory 0x28>;
};

&esw {
	mediatek,portmap = <0x2f>;
};

&wmac {
	ralink,mtd-eeprom = <&factory 0>;
};

&otg {
	status = "okay";
};