diff options
135 files changed, 1665 insertions, 851 deletions
diff --git a/Documentation/thermal/sysfs-api.txt b/Documentation/thermal/sysfs-api.txt index 70d68ce8640a..a87dc277a5ca 100644 --- a/Documentation/thermal/sysfs-api.txt +++ b/Documentation/thermal/sysfs-api.txt @@ -1,5 +1,5 @@ Generic Thermal Sysfs driver How To -========================= +=================================== Written by Sujith Thomas <sujith.thomas@intel.com>, Zhang Rui <rui.zhang@intel.com> @@ -10,20 +10,20 @@ Copyright (c) 2008 Intel Corporation 0. Introduction -The generic thermal sysfs provides a set of interfaces for thermal zone devices (sensors) -and thermal cooling devices (fan, processor...) to register with the thermal management -solution and to be a part of it. +The generic thermal sysfs provides a set of interfaces for thermal zone +devices (sensors) and thermal cooling devices (fan, processor...) to register +with the thermal management solution and to be a part of it. -This how-to focuses on enabling new thermal zone and cooling devices to participate -in thermal management. -This solution is platform independent and any type of thermal zone devices and -cooling devices should be able to make use of the infrastructure. +This how-to focuses on enabling new thermal zone and cooling devices to +participate in thermal management. +This solution is platform independent and any type of thermal zone devices +and cooling devices should be able to make use of the infrastructure. -The main task of the thermal sysfs driver is to expose thermal zone attributes as well -as cooling device attributes to the user space. -An intelligent thermal management application can make decisions based on inputs -from thermal zone attributes (the current temperature and trip point temperature) -and throttle appropriate devices. +The main task of the thermal sysfs driver is to expose thermal zone attributes +as well as cooling device attributes to the user space. +An intelligent thermal management application can make decisions based on +inputs from thermal zone attributes (the current temperature and trip point +temperature) and throttle appropriate devices. [0-*] denotes any positive number starting from 0 [1-*] denotes any positive number starting from 1 @@ -31,77 +31,77 @@ and throttle appropriate devices. 1. thermal sysfs driver interface functions 1.1 thermal zone device interface -1.1.1 struct thermal_zone_device *thermal_zone_device_register(char *name, int trips, - void *devdata, struct thermal_zone_device_ops *ops) - - This interface function adds a new thermal zone device (sensor) to - /sys/class/thermal folder as thermal_zone[0-*]. - It tries to bind all the thermal cooling devices registered at the same time. - - name: the thermal zone name. - trips: the total number of trip points this thermal zone supports. - devdata: device private data - ops: thermal zone device call-backs. - .bind: bind the thermal zone device with a thermal cooling device. - .unbind: unbind the thermal zone device with a thermal cooling device. - .get_temp: get the current temperature of the thermal zone. - .get_mode: get the current mode (user/kernel) of the thermal zone. - "kernel" means thermal management is done in kernel. - "user" will prevent kernel thermal driver actions upon trip points - so that user applications can take charge of thermal management. - .set_mode: set the mode (user/kernel) of the thermal zone. - .get_trip_type: get the type of certain trip point. - .get_trip_temp: get the temperature above which the certain trip point - will be fired. +1.1.1 struct thermal_zone_device *thermal_zone_device_register(char *name, + int trips, void *devdata, struct thermal_zone_device_ops *ops) + + This interface function adds a new thermal zone device (sensor) to + /sys/class/thermal folder as thermal_zone[0-*]. It tries to bind all the + thermal cooling devices registered at the same time. + + name: the thermal zone name. + trips: the total number of trip points this thermal zone supports. + devdata: device private data + ops: thermal zone device call-backs. + .bind: bind the thermal zone device with a thermal cooling device. + .unbind: unbind the thermal zone device with a thermal cooling device. + .get_temp: get the current temperature of the thermal zone. + .get_mode: get the current mode (user/kernel) of the thermal zone. + - "kernel" means thermal management is done in kernel. + - "user" will prevent kernel thermal driver actions upon trip points + so that user applications can take charge of thermal management. + .set_mode: set the mode (user/kernel) of the thermal zone. + .get_trip_type: get the type of certain trip point. + .get_trip_temp: get the temperature above which the certain trip point + will be fired. 1.1.2 void thermal_zone_device_unregister(struct thermal_zone_device *tz) - This interface function removes the thermal zone device. - It deletes the corresponding entry form /sys/class/thermal folder and unbind all - the thermal cooling devices it uses. + This interface function removes the thermal zone device. + It deletes the corresponding entry form /sys/class/thermal folder and + unbind all the thermal cooling devices it uses. 1.2 thermal cooling device interface 1.2.1 struct thermal_cooling_device *thermal_cooling_device_register(char *name, - void *devdata, struct thermal_cooling_device_ops *) - - This interface function adds a new thermal cooling device (fan/processor/...) to - /sys/class/thermal/ folder as cooling_device[0-*]. - It tries to bind itself to all the thermal zone devices register at the same time. - name: the cooling device name. - devdata: device private data. - ops: thermal cooling devices call-backs. - .get_max_state: get the Maximum throttle state of the cooling device. - .get_cur_state: get the Current throttle state of the cooling device. - .set_cur_state: set the Current throttle state of the cooling device. + void *devdata, struct thermal_cooling_device_ops *) + + This interface function adds a new thermal cooling device (fan/processor/...) + to /sys/class/thermal/ folder as cooling_device[0-*]. It tries to bind itself + to all the thermal zone devices register at the same time. + name: the cooling device name. + devdata: device private data. + ops: thermal cooling devices call-backs. + .get_max_state: get the Maximum throttle state of the cooling device. + .get_cur_state: get the Current throttle state of the cooling device. + .set_cur_state: set the Current throttle state of the cooling device. 1.2.2 void thermal_cooling_device_unregister(struct thermal_cooling_device *cdev) - This interface function remove the thermal cooling device. - It deletes the corresponding entry form /sys/class/thermal folder and unbind - itself from all the thermal zone devices using it. + This interface function remove the thermal cooling device. + It deletes the corresponding entry form /sys/class/thermal folder and + unbind itself from all the thermal zone devices using it. 1.3 interface for binding a thermal zone device with a thermal cooling device 1.3.1 int thermal_zone_bind_cooling_device(struct thermal_zone_device *tz, - int trip, struct thermal_cooling_device *cdev); + int trip, struct thermal_cooling_device *cdev); - This interface function bind a thermal cooling device to the certain trip point - of a thermal zone device. - This function is usually called in the thermal zone device .bind callback. - tz: the thermal zone device - cdev: thermal cooling device - trip: indicates which trip point the cooling devices is associated with - in this thermal zone. + This interface function bind a thermal cooling device to the certain trip + point of a thermal zone device. + This function is usually called in the thermal zone device .bind callback. + tz: the thermal zone device + cdev: thermal cooling device + trip: indicates which trip point the cooling devices is associated with + in this thermal zone. 1.3.2 int thermal_zone_unbind_cooling_device(struct thermal_zone_device *tz, - int trip, struct thermal_cooling_device *cdev); + int trip, struct thermal_cooling_device *cdev); - This interface function unbind a thermal cooling device from the certain trip point - of a thermal zone device. - This function is usually called in the thermal zone device .unbind callback. - tz: the thermal zone device - cdev: thermal cooling device - trip: indicates which trip point the cooling devices is associated with - in this thermal zone. + This interface function unbind a thermal cooling device from the certain + trip point of a thermal zone device. This function is usually called in + the thermal zone device .unbind callback. + tz: the thermal zone device + cdev: thermal cooling device + trip: indicates which trip point the cooling devices is associated with + in this thermal zone. 2. sysfs attributes structure @@ -114,153 +114,166 @@ if hwmon is compiled in or built as a module. Thermal zone device sys I/F, created once it's registered: /sys/class/thermal/thermal_zone[0-*]: - |-----type: Type of the thermal zone - |-----temp: Current temperature - |-----mode: Working mode of the thermal zone - |-----trip_point_[0-*]_temp: Trip point temperature - |-----trip_point_[0-*]_type: Trip point type + |---type: Type of the thermal zone + |---temp: Current temperature + |---mode: Working mode of the thermal zone + |---trip_point_[0-*]_temp: Trip point temperature + |---trip_point_[0-*]_type: Trip point type Thermal cooling device sys I/F, created once it's registered: /sys/class/thermal/cooling_device[0-*]: - |-----type : Type of the cooling device(processor/fan/...) - |-----max_state: Maximum cooling state of the cooling device - |-----cur_state: Current cooling state of the cooling device + |---type: Type of the cooling device(processor/fan/...) + |---max_state: Maximum cooling state of the cooling device + |---cur_state: Current cooling state of the cooling device -These two dynamic attributes are created/removed in pairs. -They represent the relationship between a thermal zone and its associated cooling device. -They are created/removed for each -thermal_zone_bind_cooling_device/thermal_zone_unbind_cooling_device successful execution. +Then next two dynamic attributes are created/removed in pairs. They represent +the relationship between a thermal zone and its associated cooling device. +They are created/removed for each successful execution of +thermal_zone_bind_cooling_device/thermal_zone_unbind_cooling_device. -/sys/class/thermal/thermal_zone[0-*] - |-----cdev[0-*]: The [0-*]th cooling device in the current thermal zone - |-----cdev[0-*]_trip_point: Trip point that cdev[0-*] is associated with +/sys/class/thermal/thermal_zone[0-*]: + |---cdev[0-*]: [0-*]th cooling device in current thermal zone + |---cdev[0-*]_trip_point: Trip point that cdev[0-*] is associated with Besides the thermal zone device sysfs I/F and cooling device sysfs I/F, -the generic thermal driver also creates a hwmon sysfs I/F for each _type_ of -thermal zone device. E.g. the generic thermal driver registers one hwmon class device -and build the associated hwmon sysfs I/F for all the registered ACPI thermal zones. +the generic thermal driver also creates a hwmon sysfs I/F for each _type_ +of thermal zone device. E.g. the generic thermal driver registers one hwmon +class device and build the associated hwmon sysfs I/F for all the registered +ACPI thermal zones. + /sys/class/hwmon/hwmon[0-*]: - |-----name: The type of the thermal zone devices. - |-----temp[1-*]_input: The current temperature of thermal zone [1-*]. - |-----temp[1-*]_critical: The critical trip point of thermal zone [1-*]. + |---name: The type of the thermal zone devices + |---temp[1-*]_input: The current temperature of thermal zone [1-*] + |---temp[1-*]_critical: The critical trip point of thermal zone [1-*] + Please read Documentation/hwmon/sysfs-interface for additional information. *************************** * Thermal zone attributes * *************************** -type Strings which represent the thermal zone type. - This is given by thermal zone driver as part of registration. - Eg: "acpitz" indicates it's an ACPI thermal device. - In order to keep it consistent with hwmon sys attribute, - this should be a short, lowercase string, - not containing spaces nor dashes. - RO - Required - -temp Current temperature as reported by thermal zone (sensor) - Unit: millidegree Celsius - RO - Required - -mode One of the predefined values in [kernel, user] - This file gives information about the algorithm - that is currently managing the thermal zone. - It can be either default kernel based algorithm - or user space application. - RW - Optional - kernel = Thermal management in kernel thermal zone driver. - user = Preventing kernel thermal zone driver actions upon - trip points so that user application can take full - charge of the thermal management. - -trip_point_[0-*]_temp The temperature above which trip point will be fired - Unit: millidegree Celsius - RO - Optional - -trip_point_[0-*]_type Strings which indicate the type of the trip point - E.g. it can be one of critical, hot, passive, - active[0-*] for ACPI thermal zone. - RO - Optional - -cdev[0-*] Sysfs link to the thermal cooling device node where the sys I/F - for cooling device throttling control represents. - RO - Optional - -cdev[0-*]_trip_point The trip point with which cdev[0-*] is associated in this thermal zone - -1 means the cooling device is not associated with any trip point. - RO - Optional - -****************************** -* Cooling device attributes * -****************************** - -type String which represents the type of device - eg: For generic ACPI: this should be "Fan", - "Processor" or "LCD" - eg. For memory controller device on intel_menlow platform: - this should be "Memory controller" - RO - Required - -max_state The maximum permissible cooling state of this cooling device. - RO - Required - -cur_state The current cooling state of this cooling device. - the value can any integer numbers between 0 and max_state, - cur_state == 0 means no cooling - cur_state == max_state means the maximum cooling. - RW - Required +type + Strings which represent the thermal zone type. + This is given by thermal zone driver as part of registration. + E.g: "acpitz" indicates it's an ACPI thermal device. + In order to keep it consistent with hwmon sys attribute; this should + be a short, lowercase string, not containing spaces nor dashes. + RO, Required + +temp + Current temperature as reported by thermal zone (sensor). + Unit: millidegree Celsius + RO, Required + +mode + One of the predefined values in [kernel, user]. + This file gives information about the algorithm that is currently + managing the thermal zone. It can be either default kernel based + algorithm or user space application. + kernel = Thermal management in kernel thermal zone driver. + user = Preventing kernel thermal zone driver actions upon + trip points so that user application can take full + charge of the thermal management. + RW, Optional + +trip_point_[0-*]_temp + The temperature above which trip point will be fired. + Unit: millidegree Celsius + RO, Optional + +trip_point_[0-*]_type + Strings which indicate the type of the trip point. + E.g. it can be one of critical, hot, passive, active[0-*] for ACPI + thermal zone. + RO, Optional + +cdev[0-*] + Sysfs link to the thermal cooling device node where the sys I/F + for cooling device throttling control represents. + RO, Optional + +cdev[0-*]_trip_point + The trip point with which cdev[0-*] is associated in this thermal + zone; -1 means the cooling device is not associated with any trip + point. + RO, Optional + +passive + Attribute is only present for zones in which the passive cooling + policy is not supported by native thermal driver. Default is zero + and can be set to a temperature (in millidegrees) to enable a + passive trip point for the zone. Activation is done by polling with + an interval of 1 second. + Unit: millidegrees Celsius + RW, Optional + +***************************** +* Cooling device attributes * +***************************** + +type + String which represents the type of device, e.g: + - for generic ACPI: should be "Fan", "Processor" or "LCD" + - for memory controller device on intel_menlow platform: + should be "Memory controller". + RO, Required + +max_state + The maximum permissible cooling state of this cooling device. + RO, Required + +cur_state + The current cooling state of this cooling device. + The value can any integer numbers between 0 and max_state: + - cur_state == 0 means no cooling + - cur_state == max_state means the maximum cooling. + RW, Required 3. A simple implementation -ACPI thermal zone may support multiple trip points like critical/hot/passive/active. -If an ACPI thermal zone supports critical, passive, active[0] and active[1] at the same time, -it may register itself as a thermal_zone_device (thermal_zone1) with 4 trip points in all. -It has one processor and one fan, which are both registered as thermal_cooling_device. -If the processor is listed in _PSL method, and the fan is listed in _AL0 method, -the sys I/F structure will be built like this: +ACPI thermal zone may support multiple trip points like critical, hot, +passive, active. If an ACPI thermal zone supports critical, passive, +active[0] and active[1] at the same time, it may register itself as a +thermal_zone_device (thermal_zone1) with 4 trip points in all. +It has one processor and one fan, which are both registered as +thermal_cooling_device. + +If the processor is listed in _PSL method, and the fan is listed in _AL0 +method, the sys I/F structure will be built like this: /sys/class/thermal: |thermal_zone1: - |-----type: acpitz - |-----temp: 37000 - |-----mode: kernel - |-----trip_point_0_temp: 100000 - |-----trip_point_0_type: critical - |-----trip_point_1_temp: 80000 - |-----trip_point_1_type: passive - |-----trip_point_2_temp: 70000 - |-----trip_point_2_type: active0 - |-----trip_point_3_temp: 60000 - |-----trip_point_3_type: active1 - |-----cdev0: --->/sys/class/thermal/cooling_device0 - |-----cdev0_trip_point: 1 /* cdev0 can be used for passive */ - |-----cdev1: --->/sys/class/thermal/cooling_device3 - |-----cdev1_trip_point: 2 /* cdev1 can be used for active[0]*/ + |---type: acpitz + |---temp: 37000 + |---mode: kernel + |---trip_point_0_temp: 100000 + |---trip_point_0_type: critical + |---trip_point_1_temp: 80000 + |---trip_point_1_type: passive + |---trip_point_2_temp: 70000 + |---trip_point_2_type: active0 + |---trip_point_3_temp: 60000 + |---trip_point_3_type: active1 + |---cdev0: --->/sys/class/thermal/cooling_device0 + |---cdev0_trip_point: 1 /* cdev0 can be used for passive */ + |---cdev1: --->/sys/class/thermal/cooling_device3 + |---cdev1_trip_point: 2 /* cdev1 can be used for active[0]*/ |cooling_device0: - |-----type: Processor - |-----max_state: 8 - |-----cur_state: 0 + |---type: Processor + |---max_state: 8 + |---cur_state: 0 |cooling_device3: - |-----type: Fan - |-----max_state: 2 - |-----cur_state: 0 + |---type: Fan + |---max_state: 2 + |---cur_state: 0 /sys/class/hwmon: |hwmon0: - |-----name: acpitz - |-----temp1_input: 37000 - |-----temp1_crit: 100000 + |---name: acpitz + |---temp1_input: 37000 + |---temp1_crit: 100000 diff --git a/MAINTAINERS b/MAINTAINERS index a1a2aceca5bd..8264e6bddaa1 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3665,6 +3665,7 @@ L: netdev@vger.kernel.org W: http://www.linuxfoundation.org/en/Net W: http://patchwork.ozlabs.org/project/netdev/list/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6.git S: Maintained F: net/ F: include/net/ diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig index c41234f1b825..3a9319f93e89 100644 --- a/arch/m32r/Kconfig +++ b/arch/m32r/Kconfig @@ -11,6 +11,9 @@ config M32R select HAVE_IDE select HAVE_OPROFILE select INIT_ALL_POSSIBLE + select HAVE_KERNEL_GZIP + select HAVE_KERNEL_BZIP2 + select HAVE_KERNEL_LZMA config SBUS bool diff --git a/arch/m32r/boot/compressed/Makefile b/arch/m32r/boot/compressed/Makefile index 560484ae35ec..177716b1d613 100644 --- a/arch/m32r/boot/compressed/Makefile +++ b/arch/m32r/boot/compressed/Makefile @@ -1,11 +1,11 @@ # -# linux/arch/sh/boot/compressed/Makefile +# linux/arch/m32r/boot/compressed/Makefile # # create a compressed vmlinux image from the original vmlinux # -targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o \ - piggy.o vmlinux.lds +targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \ + vmlinux.bin.lzma head.o misc.o piggy.o vmlinux.lds OBJECTS = $(obj)/head.o $(obj)/misc.o @@ -27,6 +27,12 @@ $(obj)/vmlinux.bin: vmlinux FORCE $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE $(call if_changed,gzip) +$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE + $(call if_changed,bzip2) + +$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE + $(call if_changed,lzma) + CFLAGS_misc.o += -fpic ifdef CONFIG_MMU @@ -37,5 +43,9 @@ endif OBJCOPYFLAGS += -R .empty_zero_page -$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE +suffix_$(CONFIG_KERNEL_GZIP) = gz +suffix_$(CONFIG_KERNEL_BZIP2) = bz2 +suffix_$(CONFIG_KERNEL_LZMA) = lzma + +$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE $(call if_changed,ld) diff --git a/arch/m32r/boot/compressed/misc.c b/arch/m32r/boot/compressed/misc.c index d394292498c0..370d60881977 100644 --- a/arch/m32r/boot/compressed/misc.c +++ b/arch/m32r/boot/compressed/misc.c @@ -9,140 +9,49 @@ * Adapted for SH by Stuart Menefy, Aug 1999 * * 2003-02-12: Support M32R by Takeo Takahashi - * This is based on arch/sh/boot/compressed/misc.c. */ -#include <linux/string.h> - /* * gzip declarations */ - -#define OF(args) args #define STATIC static #undef memset #undef memcpy #define memzero(s, n) memset ((s), 0, (n)) -typedef unsigned char uch; -typedef unsigned short ush; -typedef unsigned long ulg; - -#define WSIZE 0x8000 /* Window size must be at least 32k, */ - /* and a power of two */ - -static uch *inbuf; /* input buffer */ -static uch window[WSIZE]; /* Sliding window buffer */ - -static unsigned insize = 0; /* valid bytes in inbuf */ -static unsigned inptr = 0; /* index of next byte to be processed in inbuf */ -static unsigned outcnt = 0; /* bytes in output buffer */ - -/* gzip flag byte */ -#define ASCII_FLAG 0x01 /* bit 0 set: file probably ASCII text */ -#define CONTINUATION 0x02 /* bit 1 set: continuation of multi-part gzip file */ -#define EXTRA_FIELD 0x04 /* bit 2 set: extra field present */ -#define ORIG_NAME 0x08 /* bit 3 set: original file name present */ -#define COMMENT 0x10 /* bit 4 set: file comment present */ -#define ENCRYPTED 0x20 /* bit 5 set: file is encrypted */ -#define RESERVED 0xC0 /* bit 6,7: reserved */ - -#define get_byte() (inptr < insize ? inbuf[inptr++] : fill_inbuf()) - -/* Diagnostic functions */ -#ifdef DEBUG -# define Assert(cond,msg) {if(!(cond)) error(msg);} -# define Trace(x) fprintf x -# define Tracev(x) {if (verbose) fprintf x ;} -# define Tracevv(x) {if (verbose>1) fprintf x ;} -# define Tracec(c,x) {if (verbose && (c)) fprintf x ;} -# define Tracecv(c,x) {if (verbose>1 && (c)) fprintf x ;} -#else -# define Assert(cond,msg) -# define Trace(x) -# define Tracev(x) -# define Tracevv(x) -# define Tracec(c,x) -# define Tracecv(c,x) -#endif - -static int fill_inbuf(void); -static void flush_window(void); static void error(char *m); -static unsigned char *input_data; -static int input_len; - -static long bytes_out = 0; -static uch *output_data; -static unsigned long output_ptr = 0; - #include "m32r_sio.c" static unsigned long free_mem_ptr; static unsigned long free_mem_end_ptr; -#define HEAP_SIZE 0x10000 - -#include "../../../../lib/inflate.c" - -void* memset(void* s, int c, size_t n) +#ifdef CONFIG_KERNEL_BZIP2 +static void *memset(void *s, int c, size_t n) { - int i; - char *ss = (char*)s; + char *ss = s; - for (i=0;i<n;i++) ss[i] = c; + while (n--) + *ss++ = c; return s; } +#endif -void* memcpy(void* __dest, __const void* __src, - size_t __n) -{ - int i; - char *d = (char *)__dest, *s = (char *)__src; - - for (i=0;i<__n;i++) d[i] = s[i]; - return __dest; -} - -/* =========================================================================== - * Fill the input buffer. This is called only when the buffer is empty - * and at least one byte is really needed. - */ -static int fill_inbuf(void) -{ - if (insize != 0) { - error("ran out of input data"); - } - - inbuf = input_data; - insize = input_len; - inptr = 1; - return inbuf[0]; -} +#ifdef CONFIG_KERNEL_GZIP +#define BOOT_HEAP_SIZE 0x10000 +#include "../../../../lib/decompress_inflate.c" +#endif -/* =========================================================================== - * Write the output window window[0..outcnt-1] and update crc and bytes_out. - * (Used for the decompressed data only.) - */ -static void flush_window(void) -{ - ulg c = crc; /* temporary variable */ - unsigned n; - uch *in, *out, ch; +#ifdef CONFIG_KERNEL_BZIP2 +#define BOOT_HEAP_SIZE 0x400000 +#include "../../../../lib/decompress_bunzip2.c" +#endif - in = window; - out = &output_data[output_ptr]; - for (n = 0; n < outcnt; n++) { - ch = *out++ = *in++; - c = crc_32_tab[((int)c ^ ch) & 0xff] ^ (c >> 8); - } - crc = c; - bytes_out += (ulg)outcnt; - output_ptr += (ulg)outcnt; - outcnt = 0; -} +#ifdef CONFIG_KERNEL_LZMA +#define BOOT_HEAP_SIZE 0x10000 +#include "../../../../lib/decompress_unlzma.c" +#endif static void error(char *x) { @@ -153,20 +62,20 @@ static void error(char *x) while(1); /* Halt */ } -/* return decompressed size */ void decompress_kernel(int mmu_on, unsigned char *zimage_data, unsigned int zimage_len, unsigned long heap) { + unsigned char *input_data = zimage_data; + int input_len = zimage_len; + unsigned char *output_data; + output_data = (unsigned char *)CONFIG_MEMORY_START + 0x2000 + (mmu_on ? 0x80000000 : 0); free_mem_ptr = heap; - free_mem_end_ptr = free_mem_ptr + HEAP_SIZE; - input_data = zimage_data; - input_len = zimage_len; + free_mem_end_ptr = free_mem_ptr + BOOT_HEAP_SIZE; - makecrc(); - puts("Uncompressing Linux... "); - gunzip(); - puts("Ok, booting the kernel.\n"); + puts("\nDecompressing Linux... "); + decompress(input_data, input_len, NULL, NULL, output_data, NULL, error); + puts("done.\nBooting the kernel.\n"); } diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c index 8a88f1f0a3e2..31cef20b2996 100644 --- a/arch/m32r/kernel/smp.c +++ b/arch/m32r/kernel/smp.c @@ -806,7 +806,7 @@ unsigned long send_IPI_mask_phys(cpumask_t physid_mask, int ipi_num, if (mask & ~physids_coerce(phys_cpu_present_map)) BUG(); - if (ipi_num >= NR_IPIS) + if (ipi_num >= NR_IPIS || ipi_num < 0) BUG(); mask <<= IPI_SHIFT; diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c index e7fee0f198d5..9cedcef11575 100644 --- a/arch/m32r/kernel/time.c +++ b/arch/m32r/kernel/time.c @@ -75,7 +75,7 @@ u32 arch_gettimeoffset(void) count = 0; count = (latch - count) * TICK_SIZE; - elapsed_time = (count + latch / 2) / latch; + elapsed_time = DIV_ROUND_CLOSEST(count, latch); /* NOTE: LATCH is equal to the "interval" value (= reload count). */ #else /* CONFIG_SMP */ @@ -93,7 +93,7 @@ u32 arch_gettimeoffset(void) p_count = count; count = (latch - count) * TICK_SIZE; - elapsed_time = (count + latch / 2) / latch; + elapsed_time = DIV_ROUND_CLOSEST(count, latch); /* NOTE: LATCH is equal to the "interval" value (= reload count). */ #endif /* CONFIG_SMP */ #elif defined(CONFIG_CHIP_M32310) @@ -211,7 +211,7 @@ void __init time_init(void) bus_clock = boot_cpu_data.bus_clock; divide = boot_cpu_data.timer_divide; - latch = (bus_clock/divide + HZ / 2) / HZ; + latch = DIV_ROUND_CLOSEST(bus_clock/divide, HZ); printk("Timer start : latch = %ld\n", latch); diff --git a/arch/m32r/kernel/vmlinux.lds.S b/arch/m32r/kernel/vmlinux.lds.S index 8ceb6181d805..7da94eaa082b 100644 --- a/arch/m32r/kernel/vmlinux.lds.S +++ b/arch/m32r/kernel/vmlinux.lds.S @@ -42,6 +42,8 @@ SECTIONS _etext = .; /* End of text section */ EXCEPTION_TABLE(16) + NOTES + RODATA RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE) _edata = .; /* End of data section */ diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 10a0a5488a44..2ba14e77296c 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -414,6 +414,10 @@ config ARCH_SPARSEMEM_DEFAULT config ARCH_POPULATES_NODE_MAP def_bool y +config SYS_SUPPORTS_HUGETLBFS + def_bool y + depends on PPC_BOOK3S_64 + source "mm/Kconfig" config ARCH_MEMORY_PROBE diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index 92dc844299b6..a136a11c490d 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -777,7 +777,7 @@ int update_persistent_clock(struct timespec now) return ppc_md.set_rtc_time(&tm); } -void read_persistent_clock(struct timespec *ts) +static void __read_persistent_clock(struct timespec *ts) { struct rtc_time tm; static int first = 1; @@ -800,10 +800,23 @@ void read_persistent_clock(struct timespec *ts) return; } ppc_md.get_rtc_time(&tm); + ts->tv_sec = mktime(tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec); } +void read_persistent_clock(struct timespec *ts) +{ + __read_persistent_clock(ts); + + /* Sanitize it in case real time clock is set below EPOCH */ + if (ts->tv_sec < 0) { + ts->tv_sec = 0; + ts->tv_nsec = 0; + } + +} + /* clocksource code */ static cycle_t rtc_read(struct clocksource *cs) { diff --git a/arch/powerpc/kvm/timing.h b/arch/powerpc/kvm/timing.h index bb13b1f3cd5a..806ef67868bd 100644 --- a/arch/powerpc/kvm/timing.h +++ b/arch/powerpc/kvm/timing.h @@ -48,7 +48,11 @@ static inline void kvmppc_set_exit_type(struct kvm_vcpu *vcpu, int type) {} static inline void kvmppc_account_exit_stat(struct kvm_vcpu *vcpu, int type) { /* type has to be known at build time for optimization */ + + /* The BUILD_BUG_ON below breaks in funny ways, commented out + * for now ... -BenH BUILD_BUG_ON(__builtin_constant_p(type)); + */ switch (type) { case EXT_INTR_EXITS: vcpu->stat.ext_intr_exits++; diff --git a/arch/powerpc/mm/mmu_context_nohash.c b/arch/powerpc/mm/mmu_context_nohash.c index c2f93dc470e6..be4f34c30a0b 100644 --- a/arch/powerpc/mm/mmu_context_nohash.c +++ b/arch/powerpc/mm/mmu_context_nohash.c @@ -25,8 +25,8 @@ * also clear mm->cpu_vm_mask bits when processes are migrated */ -#define DEBUG_MAP_CONSISTENCY -#define DEBUG_CLAMP_LAST_CONTEXT 31 +//#define DEBUG_MAP_CONSISTENCY +//#define DEBUG_CLAMP_LAST_CONTEXT 31 //#define DEBUG_HARDER /* We don't use DEBUG because it tends to be compiled in always nowadays diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c index bf2e1ac41308..1164c3430f2c 100644 --- a/arch/powerpc/platforms/pseries/msi.c +++ b/arch/powerpc/platforms/pseries/msi.c @@ -432,8 +432,6 @@ static int rtas_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type) /* Read config space back so we can restore after reset */ read_msi_msg(virq, &msg); entry->msg = msg; - - unmask_msi_irq(virq); } return 0; diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c index 419f8a637ffe..b9bf0eedccf2 100644 --- a/arch/powerpc/platforms/pseries/xics.c +++ b/arch/powerpc/platforms/pseries/xics.c @@ -18,6 +18,7 @@ #include <linux/init.h> #include <linux/radix-tree.h> #include <linux/cpu.h> +#include <linux/msi.h> #include <linux/of.h> #include <asm/firmware.h> @@ -219,6 +220,14 @@ static void xics_unmask_irq(unsigned int virq) static unsigned int xics_startup(unsigned int virq) { + /* + * The generic MSI code returns with the interrupt disabled on the + * card, using the MSI mask bits. Firmware doesn't appear to unmask + * at that level, so we do it here by hand. + */ + if (irq_to_desc(virq)->msi_desc) + unmask_msi_irq(virq); + /* unmask it */ xics_unmask_irq(virq); return 0; diff --git a/arch/sh/include/asm/rwsem.h b/arch/sh/include/asm/rwsem.h index 1987f3ea7f1b..06e2251a5e48 100644 --- a/arch/sh/include/asm/rwsem.h +++ b/arch/sh/include/asm/rwsem.h @@ -41,7 +41,7 @@ struct rw_semaphore { #endif #define __RWSEM_INITIALIZER(name) \ - { RWSEM_UNLOCKED_VALUE, SPIN_LOCK_UNLOCKED, \ + { RWSEM_UNLOCKED_VALUE, __SPIN_LOCK_UNLOCKED((name).wait_lock), \ LIST_HEAD_INIT((name).wait_list) \ __RWSEM_DEP_MAP_INIT(name) } diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c index 2d07084e4882..d76a23170dbb 100644 --- a/arch/sh/kernel/dwarf.c +++ b/arch/sh/kernel/dwarf.c @@ -555,7 +555,7 @@ struct dwarf_frame * dwarf_unwind_stack(unsigned long pc, * NOTE: the return address is guaranteed to be setup by the * time this function makes its first function call. */ - if (!pc && !prev) + if (!pc || !prev) pc = (unsigned long)current_text_addr(); #ifdef CONFIG_FUNCTION_GRAPH_TRACER diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c index 519e2d16cd06..b7f235c74d66 100644 --- a/arch/sh/mm/cache-sh4.c +++ b/arch/sh/mm/cache-sh4.c @@ -72,6 +72,7 @@ static void __uses_jump_to_uncached sh4_flush_icache_range(void *args) for (v = start; v < end; v += L1_CACHE_BYTES) { unsigned long icacheaddr; + int j, n; __ocbwb(v); @@ -79,8 +80,10 @@ static void __uses_jump_to_uncached sh4_flush_icache_range(void *args) cpu_data->icache.entry_mask); /* Clear i-cache line valid-bit */ + n = boot_cpu_data.icache.n_aliases; for (i = 0; i < cpu_data->icache.ways; i++) { - __raw_writel(0, icacheaddr); + for (j = 0; j < n; j++) + __raw_writel(0, icacheaddr + (j * PAGE_SIZE)); icacheaddr += cpu_data->icache.way_incr; } } diff --git a/arch/sparc/include/asm/system_64.h b/arch/sparc/include/asm/system_64.h index 25e848f0cad7..d47a98e66972 100644 --- a/arch/sparc/include/asm/system_64.h +++ b/arch/sparc/include/asm/system_64.h @@ -63,6 +63,10 @@ do { __asm__ __volatile__("ba,pt %%xcc, 1f\n\t" \ : : : "memory"); \ } while (0) +/* The kernel always executes in TSO memory model these days, + * and furthermore most sparc64 chips implement more stringent + * memory ordering than required by the specifications. + */ #define mb() membar_safe("#StoreLoad") #define rmb() __asm__ __volatile__("":::"memory") #define wmb() __asm__ __volatile__("":::"memory") diff --git a/arch/sparc/kernel/prom_common.c b/arch/sparc/kernel/prom_common.c index 138910c67206..d80a65d9e893 100644 --- a/arch/sparc/kernel/prom_common.c +++ b/arch/sparc/kernel/prom_common.c @@ -79,6 +79,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len err = -ENODEV; + mutex_lock(&of_set_property_mutex); write_lock(&devtree_lock); prevp = &dp->properties; while (*prevp) { @@ -88,9 +89,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len void *old_val = prop->value; int ret; - mutex_lock(&of_set_property_mutex); ret = prom_setprop(dp->node, name, val, len); - mutex_unlock(&of_set_property_mutex); err = -EINVAL; if (ret >= 0) { @@ -109,6 +108,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len prevp = &(*prevp)->next; } write_unlock(&devtree_lock); + mutex_unlock(&of_set_property_mutex); /* XXX Upate procfs if necessary... */ diff --git a/arch/sparc/kernel/visemul.c b/arch/sparc/kernel/visemul.c index b956fd71c131..d231cbd5c526 100644 --- a/arch/sparc/kernel/visemul.c +++ b/arch/sparc/kernel/visemul.c @@ -617,7 +617,7 @@ static void pmul(struct pt_regs *regs, unsigned int insn, unsigned int opf) rs2 = fps_regval(f, RS2(insn)); rd_val = 0; - src2 = (rs2 >> (opf == FMUL8x16AU_OPF) ? 16 : 0); + src2 = rs2 >> (opf == FMUL8x16AU_OPF ? 16 : 0); for (byte = 0; byte < 4; byte++) { u16 src1 = (rs1 >> (byte * 8)) & 0x00ff; u32 prod = src1 * src2; diff --git a/arch/x86/include/asm/amd_iommu.h b/arch/x86/include/asm/amd_iommu.h index ac95995b7bad..4b180897e6b5 100644 --- a/arch/x86/include/asm/amd_iommu.h +++ b/arch/x86/include/asm/amd_iommu.h @@ -31,6 +31,7 @@ extern irqreturn_t amd_iommu_int_handler(int irq, void *data); extern void amd_iommu_flush_all_domains(void); extern void amd_iommu_flush_all_devices(void); extern void amd_iommu_shutdown(void); +extern void amd_iommu_apply_erratum_63(u16 devid); #else static inline int amd_iommu_init(void) { return -ENODEV; } static inline void amd_iommu_detect(void) { } diff --git a/arch/x86/include/asm/desc.h b/arch/x86/include/asm/desc.h index e8de2f6f5ca5..617bd56b3070 100644 --- a/arch/x86/include/asm/desc.h +++ b/arch/x86/include/asm/desc.h @@ -288,7 +288,7 @@ static inline void load_LDT(mm_context_t *pc) static inline unsigned long get_desc_base(const struct desc_struct *desc) { - return desc->base0 | ((desc->base1) << 16) | ((desc->base2) << 24); + return (unsigned)(desc->base0 | ((desc->base1) << 16) | ((desc->base2) << 24)); } static inline void set_desc_base(struct desc_struct *desc, unsigned long base) diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index c3429e8b2424..c9786480f0fe 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -1000,7 +1000,7 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk); #define thread_saved_pc(t) (*(unsigned long *)((t)->thread.sp - 8)) #define task_pt_regs(tsk) ((struct pt_regs *)(tsk)->thread.sp0 - 1) -#define KSTK_ESP(tsk) -1 /* sorry. doesn't work for syscall. */ +extern unsigned long KSTK_ESP(struct task_struct *task); #endif /* CONFIG_X86_64 */ extern void start_thread(struct pt_regs *regs, unsigned long new_ip, diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h index d823c245f63b..40e37b10c6c0 100644 --- a/arch/x86/include/asm/topology.h +++ b/arch/x86/include/asm/topology.h @@ -143,7 +143,7 @@ extern unsigned long node_remap_size[]; | 1*SD_BALANCE_FORK \ | 0*SD_BALANCE_WAKE \ | 1*SD_WAKE_AFFINE \ - | 1*SD_PREFER_LOCAL \ + | 0*SD_PREFER_LOCAL \ | 0*SD_SHARE_CPUPOWER \ | 0*SD_POWERSAVINGS_BALANCE \ | 0*SD_SHARE_PKG_RESOURCES \ diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 98f230f6a28d..0285521e0a99 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -1220,6 +1220,8 @@ static void __detach_device(struct protection_domain *domain, u16 devid) amd_iommu_dev_table[devid].data[1] = 0; amd_iommu_dev_table[devid].data[2] = 0; + amd_iommu_apply_erratum_63(devid); + /* decrease reference counter */ domain->dev_cnt -= 1; diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c index b4b61d462dcc..c20001e4f556 100644 --- a/arch/x86/kernel/amd_iommu_init.c +++ b/arch/x86/kernel/amd_iommu_init.c @@ -240,7 +240,7 @@ static void iommu_feature_enable(struct amd_iommu *iommu, u8 bit) writel(ctrl, iommu->mmio_base + MMIO_CONTROL_OFFSET); } -static void __init iommu_feature_disable(struct amd_iommu *iommu, u8 bit) +static void iommu_feature_disable(struct amd_iommu *iommu, u8 bit) { u32 ctrl; @@ -519,6 +519,26 @@ static void set_dev_entry_bit(u16 devid, u8 bit) amd_iommu_dev_table[devid].data[i] |= (1 << _bit); } +static int get_dev_entry_bit(u16 devid, u8 bit) +{ + int i = (bit >> 5) & 0x07; + int _bit = bit & 0x1f; + + return (amd_iommu_dev_table[devid].data[i] & (1 << _bit)) >> _bit; +} + + +void amd_iommu_apply_erratum_63(u16 devid) +{ + int sysmgt; + + sysmgt = get_dev_entry_bit(devid, DEV_ENTRY_SYSMGT1) | + (get_dev_entry_bit(devid, DEV_ENTRY_SYSMGT2) << 1); + + if (sysmgt == 0x01) + set_dev_entry_bit(devid, DEV_ENTRY_IW); +} + /* Writes the specific IOMMU for a device into the rlookup table */ static void __init set_iommu_for_device(struct amd_iommu *iommu, u16 devid) { @@ -547,6 +567,8 @@ static void __init set_dev_entry_from_acpi(struct amd_iommu *iommu, if (flags & ACPI_DEVFLAG_LINT1) set_dev_entry_bit(devid, DEV_ENTRY_LINT1_PASS); + amd_iommu_apply_erratum_63(devid); + set_iommu_for_device(iommu, devid); } diff --git a/arch/x86/kernel/cpu/mtrr/cleanup.c b/arch/x86/kernel/cpu/mtrr/cleanup.c index 315738c74aad..73c86db5acbe 100644 --- a/arch/x86/kernel/cpu/mtrr/cleanup.c +++ b/arch/x86/kernel/cpu/mtrr/cleanup.c @@ -846,7 +846,7 @@ int __init mtrr_cleanup(unsigned address_bits) sort(range, nr_range, sizeof(struct res_range), cmp_range, NULL); range_sums = sum_ranges(range, nr_range); - printk(KERN_INFO "total RAM coverred: %ldM\n", + printk(KERN_INFO "total RAM covered: %ldM\n", range_sums >> (20 - PAGE_SHIFT)); if (mtrr_chunk_size && mtrr_gran_size) { diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index ad535b683170..eb62cbcaa490 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -664,3 +664,8 @@ long sys_arch_prctl(int code, unsigned long addr) return do_arch_prctl(current, code, addr); } +unsigned long KSTK_ESP(struct task_struct *task) +{ + return (test_tsk_thread_flag(task, TIF_IA32)) ? + (task_pt_regs(task)->sp) : ((task)->thread.usersp); +} diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index a1a3cdda06e1..f93078746e00 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -436,6 +436,14 @@ static struct dmi_system_id __initdata pci_reboot_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro5"), }, }, + { /* Handle problems with rebooting on Apple Macmini3,1 */ + .callback = set_pci_reboot, + .ident = "Apple Macmini3,1", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Macmini3,1"), + }, + }, { } }; diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 9b9695322f56..ae07d261527c 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1692,7 +1692,7 @@ static int kvm_vcpu_ioctl_x86_setup_mce(struct kvm_vcpu *vcpu, unsigned bank_num = mcg_cap & 0xff, bank; r = -EINVAL; - if (!bank_num) + if (!bank_num || bank_num >= KVM_MAX_MCE_BANKS) goto out; if (mcg_cap & ~(KVM_MCE_CAP_SUPPORTED | 0xff | 0xff0000)) goto out; @@ -4051,7 +4051,7 @@ static int save_guest_segment_descriptor(struct kvm_vcpu *vcpu, u16 selector, return kvm_write_guest_virt(dtable.base + index*8, seg_desc, sizeof(*seg_desc), vcpu); } -static u32 get_tss_base_addr(struct kvm_vcpu *vcpu, +static gpa_t get_tss_base_addr(struct kvm_vcpu *vcpu, struct desc_struct *seg_desc) { u32 base_addr = get_desc_base(seg_desc); diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 23a4d80fb39e..dfbf70e65860 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -178,6 +178,7 @@ static __read_mostly unsigned int cpuid_leaf1_ecx_mask = ~0; static void xen_cpuid(unsigned int *ax, unsigned int *bx, unsigned int *cx, unsigned int *dx) { + unsigned maskebx = ~0; unsigned maskecx = ~0; unsigned maskedx = ~0; @@ -185,9 +186,16 @@ static void xen_cpuid(unsigned int *ax, unsigned int *bx, * Mask out inconvenient features, to try and disable as many * unsupported kernel subsystems as possible. */ - if (*ax == 1) { + switch (*ax) { + case 1: maskecx = cpuid_leaf1_ecx_mask; maskedx = cpuid_leaf1_edx_mask; + break; + + case 0xb: + /* Suppress extended topology stuff */ + maskebx = 0; + break; } asm(XEN_EMULATE_PREFIX "cpuid" @@ -197,6 +205,7 @@ static void xen_cpuid(unsigned int *ax, unsigned int *bx, "=d" (*dx) : "0" (*ax), "2" (*cx)); + *bx &= maskebx; *cx &= maskecx; *dx &= maskedx; } diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 069a61017c02..aa1e9535e358 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -196,6 +196,7 @@ enum cfqq_state_flags { CFQ_CFQQ_FLAG_slice_new, /* no requests dispatched in slice */ CFQ_CFQQ_FLAG_sync, /* synchronous queue */ CFQ_CFQQ_FLAG_coop, /* has done a coop jump of the queue */ + CFQ_CFQQ_FLAG_coop_preempt, /* coop preempt */ }; #define CFQ_CFQQ_FNS(name) \ @@ -222,6 +223,7 @@ CFQ_CFQQ_FNS(prio_changed); CFQ_CFQQ_FNS(slice_new); CFQ_CFQQ_FNS(sync); CFQ_CFQQ_FNS(coop); +CFQ_CFQQ_FNS(coop_preempt); #undef CFQ_CFQQ_FNS #define cfq_log_cfqq(cfqd, cfqq, fmt, args...) \ @@ -945,10 +947,13 @@ static struct cfq_queue *cfq_set_active_queue(struct cfq_data *cfqd, { if (!cfqq) { cfqq = cfq_get_next_queue(cfqd); - if (cfqq) + if (cfqq && !cfq_cfqq_coop_preempt(cfqq)) cfq_clear_cfqq_coop(cfqq); } + if (cfqq) + cfq_clear_cfqq_coop_preempt(cfqq); + __cfq_set_active_queue(cfqd, cfqq); return cfqq; } @@ -2051,7 +2056,7 @@ cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq, * it's a metadata request and the current queue is doing regular IO. */ if (rq_is_meta(rq) && !cfqq->meta_pending) - return false; + return true; /* * Allow an RT request to pre-empt an ongoing non-RT cfqq timeslice. @@ -2066,8 +2071,16 @@ cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq, * if this request is as-good as one we would expect from the * current cfqq, let it preempt */ - if (cfq_rq_close(cfqd, rq)) + if (cfq_rq_close(cfqd, rq) && (!cfq_cfqq_coop(new_cfqq) || + cfqd->busy_queues == 1)) { + /* + * Mark new queue coop_preempt, so its coop flag will not be + * cleared when new queue gets scheduled at the very first time + */ + cfq_mark_cfqq_coop_preempt(new_cfqq); + cfq_mark_cfqq_coop(new_cfqq); return true; + } return false; } diff --git a/drivers/acpi/acpica/acconfig.h b/drivers/acpi/acpica/acconfig.h index 8e679ef5b231..a4471e3d3853 100644 --- a/drivers/acpi/acpica/acconfig.h +++ b/drivers/acpi/acpica/acconfig.h @@ -103,9 +103,9 @@ #define ACPI_MAX_REFERENCE_COUNT 0x1000 -/* Size of cached memory mapping for system memory operation region */ +/* Default page size for use in mapping memory for operation regions */ -#define ACPI_SYSMEM_REGION_WINDOW_SIZE 4096 +#define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */ /* owner_id tracking. 8 entries allows for 255 owner_ids */ diff --git a/drivers/acpi/acpica/exregion.c b/drivers/acpi/acpica/exregion.c index 3a54b737d2da..2bd83ac57c3a 100644 --- a/drivers/acpi/acpica/exregion.c +++ b/drivers/acpi/acpica/exregion.c @@ -77,7 +77,8 @@ acpi_ex_system_memory_space_handler(u32 function, void *logical_addr_ptr = NULL; struct acpi_mem_space_context *mem_info = region_context; u32 length; - acpi_size window_size; + acpi_size map_length; + acpi_size page_boundary_map_length; #ifdef ACPI_MISALIGNMENT_NOT_SUPPORTED u32 remainder; #endif @@ -144,25 +145,39 @@ acpi_ex_system_memory_space_handler(u32 function, } /* - * Don't attempt to map memory beyond the end of the region, and - * constrain the maximum mapping size to something reasonable. + * Attempt to map from the requested address to the end of the region. + * However, we will never map more than one page, nor will we cross + * a page boundary. */ - window_size = (acpi_size) + map_length = (acpi_size) ((mem_info->address + mem_info->length) - address); - if (window_size > ACPI_SYSMEM_REGION_WINDOW_SIZE) { - window_size = ACPI_SYSMEM_REGION_WINDOW_SIZE; + /* + * If mapping the entire remaining portion of the region will cross + * a page boundary, just map up to the page boundary, do not cross. + * On some systems, crossing a page boundary while mapping regions + * can cause warnings if the pages have different attributes + * due to resource management + */ + page_boundary_map_length = + ACPI_ROUND_UP(address, ACPI_DEFAULT_PAGE_SIZE) - address; + + if (!page_boundary_map_length) { + page_boundary_map_length = ACPI_DEFAULT_PAGE_SIZE; + } + + if (map_length > page_boundary_map_length) { + map_length = page_boundary_map_length; } /* Create a new mapping starting at the address given */ - mem_info->mapped_logical_address = - acpi_os_map_memory((acpi_physical_address) address, window_size); + mem_info->mapped_logical_address = acpi_os_map_memory((acpi_physical_address) address, map_length); if (!mem_info->mapped_logical_address) { ACPI_ERROR((AE_INFO, "Could not map memory at %8.8X%8.8X, size %X", ACPI_FORMAT_NATIVE_UINT(address), - (u32) window_size)); + (u32) map_length)); mem_info->mapped_length = 0; return_ACPI_STATUS(AE_NO_MEMORY); } @@ -170,7 +185,7 @@ acpi_ex_system_memory_space_handler(u32 function, /* Save the physical address and mapping size */ mem_info->mapped_physical_address = address; - mem_info->mapped_length = window_size; + mem_info->mapped_length = map_length; } /* diff --git a/drivers/acpi/power_meter.c b/drivers/acpi/power_meter.c index e6bfd77986b8..2ef7030a0c28 100644 --- a/drivers/acpi/power_meter.c +++ b/drivers/acpi/power_meter.c @@ -294,7 +294,11 @@ static int set_acpi_trip(struct acpi_power_meter_resource *resource) return -EINVAL; } - return data; + /* _PTP returns 0 on success, nonzero otherwise */ + if (data) + return -EINVAL; + + return 0; } static ssize_t set_trip(struct device *dev, struct device_attribute *devattr, diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c index f8b6f555ba52..d0d25e2e1ced 100644 --- a/drivers/acpi/proc.c +++ b/drivers/acpi/proc.c @@ -393,7 +393,7 @@ acpi_system_write_wakeup_device(struct file *file, struct list_head *node, *next; char strbuf[5]; char str[5] = ""; - int len = count; + unsigned int len = count; struct acpi_device *found_dev = NULL; if (len > 4) diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index c567b46dfa0f..ec742a4e5635 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -770,7 +770,7 @@ static struct notifier_block acpi_cpu_notifier = .notifier_call = acpi_cpu_soft_notify, }; -static int acpi_processor_add(struct acpi_device *device) +static int __cpuinit acpi_processor_add(struct acpi_device *device) { struct acpi_processor *pr = NULL; int result = 0; diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index 4c6c14c1e307..1c5d7a8b2fdf 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -1133,15 +1133,15 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr) int result = 0; struct acpi_processor_throttling *pthrottling; + if (!pr) + return -EINVAL; + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "pblk_address[0x%08x] duty_offset[%d] duty_width[%d]\n", pr->throttling.address, pr->throttling.duty_offset, pr->throttling.duty_width)); - if (!pr) - return -EINVAL; - /* * Evaluate _PTC, _TSS and _TPC * They must all be present or none of them can be used. diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index a90afcc723ab..4cc1b8116e76 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -413,6 +413,30 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = { }, }, { + .callback = init_set_sci_en_on_resume, + .ident = "Hewlett-Packard Pavilion dv4", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4"), + }, + }, + { + .callback = init_set_sci_en_on_resume, + .ident = "Hewlett-Packard Pavilion dv7", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv7"), + }, + }, + { + .callback = init_set_sci_en_on_resume, + .ident = "Hewlett-Packard Compaq Presario CQ40 Notebook PC", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "Compaq Presario CQ40 Notebook PC"), + }, + }, + { .callback = init_old_suspend_ordering, .ident = "Panasonic CF51-2L", .matches = { diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 64e3c581b7a9..05dff631591c 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -1223,7 +1223,7 @@ acpi_video_device_write_state(struct file *file, u32 state = 0; - if (!dev || count + 1 > sizeof str) + if (!dev || count >= sizeof(str)) return -EINVAL; if (copy_from_user(str, buffer, count)) @@ -1280,7 +1280,7 @@ acpi_video_device_write_brightness(struct file *file, int i; - if (!dev || !dev->brightness || count + 1 > sizeof str) + if (!dev || !dev->brightness || count >= sizeof(str)) return -EINVAL; if (copy_from_user(str, buffer, count)) @@ -1562,7 +1562,7 @@ acpi_video_bus_write_POST(struct file *file, unsigned long long opt, options; - if (!video || count + 1 > sizeof str) + if (!video || count >= sizeof(str)) return -EINVAL; status = acpi_video_bus_POST_options(video, &options); @@ -1602,7 +1602,7 @@ acpi_video_bus_write_DOS(struct file *file, unsigned long opt; - if (!video || count + 1 > sizeof str) + if (!video || count >= sizeof(str)) return -EINVAL; if (copy_from_user(str, buffer, count)) diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index a06f5d6375a8..a3241a1a710b 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -2718,6 +2718,30 @@ static bool ahci_sb600_enable_64bit(struct pci_dev *pdev) }, .driver_data = "20071026", /* yyyymmdd */ }, + /* + * All BIOS versions for the MSI K9A2 Platinum (MS-7376) + * support 64bit DMA. + * + * BIOS versions earlier than 1.5 had the Manufacturer DMI + * fields as "MICRO-STAR INTERANTIONAL CO.,LTD". + * This spelling mistake was fixed in BIOS version 1.5, so + * 1.5 and later have the Manufacturer as + * "MICRO-STAR INTERNATIONAL CO.,LTD". + * So try to match on DMI_BOARD_VENDOR of "MICRO-STAR INTER". + * + * BIOS versions earlier than 1.9 had a Board Product Name + * DMI field of "MS-7376". This was changed to be + * "K9A2 Platinum (MS-7376)" in version 1.9, but we can still + * match on DMI_BOARD_NAME of "MS-7376". + */ + { + .ident = "MSI K9A2 Platinum", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, + "MICRO-STAR INTER"), + DMI_MATCH(DMI_BOARD_NAME, "MS-7376"), + }, + }, { } }; const struct dmi_system_id *match; @@ -2729,18 +2753,24 @@ static bool ahci_sb600_enable_64bit(struct pci_dev *pdev) !match) return false; + if (!match->driver_data) + goto enable_64bit; + dmi_get_date(DMI_BIOS_DATE, &year, &month, &date); snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date); - if (strcmp(buf, match->driver_data) >= 0) { - dev_printk(KERN_WARNING, &pdev->dev, "%s: enabling 64bit DMA\n", - match->ident); - return true; - } else { + if (strcmp(buf, match->driver_data) >= 0) + goto enable_64bit; + else { dev_printk(KERN_WARNING, &pdev->dev, "%s: BIOS too old, " "forcing 32bit DMA, update BIOS\n", match->ident); return false; } + +enable_64bit: + dev_printk(KERN_WARNING, &pdev->dev, "%s: enabling 64bit DMA\n", + match->ident); + return true; } static bool ahci_broken_system_poweroff(struct pci_dev *pdev) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index d7f0f1b1ae3e..dc72690ed5db 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4919,10 +4919,11 @@ struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev) */ void ata_qc_free(struct ata_queued_cmd *qc) { - struct ata_port *ap = qc->ap; + struct ata_port *ap; unsigned int tag; WARN_ON_ONCE(qc == NULL); /* ata_qc_from_tag _might_ return NULL */ + ap = qc->ap; qc->flags = 0; tag = qc->tag; @@ -4934,11 +4935,13 @@ void ata_qc_free(struct ata_queued_cmd *qc) void __ata_qc_complete(struct ata_queued_cmd *qc) { - struct ata_port *ap = qc->ap; - struct ata_link *link = qc->dev->link; + struct ata_port *ap; + struct ata_link *link; WARN_ON_ONCE(qc == NULL); /* ata_qc_from_tag _might_ return NULL */ WARN_ON_ONCE(!(qc->flags & ATA_QCFLAG_ACTIVE)); + ap = qc->ap; + link = qc->dev->link; if (likely(qc->flags & ATA_QCFLAG_DMAMAP)) ata_sg_clean(qc); diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c index bdd43c7f432e..02efd9a83d26 100644 --- a/drivers/ata/sata_via.c +++ b/drivers/ata/sata_via.c @@ -93,7 +93,6 @@ static const struct pci_device_id svia_pci_tbl[] = { { PCI_VDEVICE(VIA, 0x7372), vt6420 }, { PCI_VDEVICE(VIA, 0x5287), vt8251 }, /* 2 sata chnls (Master/Slave) */ { PCI_VDEVICE(VIA, 0x9000), vt8251 }, - { PCI_VDEVICE(VIA, 0x9040), vt8251 }, { } /* terminate list */ }; diff --git a/drivers/char/hvc_xen.c b/drivers/char/hvc_xen.c index eba999f8598d..a6ee32b599a8 100644 --- a/drivers/char/hvc_xen.c +++ b/drivers/char/hvc_xen.c @@ -55,7 +55,7 @@ static inline void notify_daemon(void) notify_remote_via_evtchn(xen_start_info->console.domU.evtchn); } -static int write_console(uint32_t vtermno, const char *data, int len) +static int __write_console(const char *data, int len) { struct xencons_interface *intf = xencons_interface(); XENCONS_RING_IDX cons, prod; @@ -76,6 +76,29 @@ static int write_console(uint32_t vtermno, const char *data, int len) return sent; } +static int write_console(uint32_t vtermno, const char *data, int len) +{ + int ret = len; + + /* + * Make sure the whole buffer is emitted, polling if + * necessary. We don't ever want to rely on the hvc daemon + * because the most interesting console output is when the + * kernel is crippled. + */ + while (len) { + int sent = __write_console(data, len); + + data += sent; + len -= sent; + + if (unlikely(len)) + HYPERVISOR_sched_op(SCHEDOP_yield, NULL); + } + + return ret; +} + static int read_console(uint32_t vtermno, char *buf, int len) { struct xencons_interface *intf = xencons_interface(); diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index d4560d9d5a83..a38831c82649 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -2254,7 +2254,7 @@ static inline void __amd64_decode_bus_error(struct mem_ctl_info *mci, { u32 ec = ERROR_CODE(info->nbsl); u32 xec = EXT_ERROR_CODE(info->nbsl); - int ecc_type = info->nbsh & (0x3 << 13); + int ecc_type = (info->nbsh >> 13) & 0x3; /* Bail early out if this was an 'observed' error */ if (PP(ec) == K8_NBSL_PP_OBS) @@ -3163,7 +3163,7 @@ static int __init amd64_edac_init(void) opstate_init(); if (cache_k8_northbridges() < 0) - goto err_exit; + return err; err = pci_register_driver(&amd64_pci_driver); if (err) @@ -3189,8 +3189,6 @@ static int __init amd64_edac_init(void) err_2nd_stage: debugf0("2nd stage failed\n"); - -err_exit: pci_unregister_driver(&amd64_pci_driver); return err; diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 92aeb918e0c0..e5b138be45fa 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -1227,8 +1227,7 @@ static int i915_load_modeset_init(struct drm_device *dev, goto out; /* Try to set up FBC with a reasonable compressed buffer size */ - if (IS_MOBILE(dev) && (IS_I9XX(dev) || IS_I965G(dev) || IS_GM45(dev)) && - i915_powersave) { + if (I915_HAS_FBC(dev) && i915_powersave) { int cfb_size; /* Try to get an 8M buffer... */ diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index c5df2234418d..57204e298975 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -296,6 +296,12 @@ typedef struct drm_i915_private { u32 saveVBLANK_A; u32 saveVSYNC_A; u32 saveBCLRPAT_A; + u32 saveTRANS_HTOTAL_A; + u32 saveTRANS_HBLANK_A; + u32 saveTRANS_HSYNC_A; + u32 saveTRANS_VTOTAL_A; + u32 saveTRANS_VBLANK_A; + u32 saveTRANS_VSYNC_A; u32 savePIPEASTAT; u32 saveDSPASTRIDE; u32 saveDSPASIZE; @@ -304,8 +310,11 @@ typedef struct drm_i915_private { u32 saveDSPASURF; u32 saveDSPATILEOFF; u32 savePFIT_PGM_RATIOS; + u32 saveBLC_HIST_CTL; u32 saveBLC_PWM_CTL; u32 saveBLC_PWM_CTL2; + u32 saveBLC_CPU_PWM_CTL; + u32 saveBLC_CPU_PWM_CTL2; u32 saveFPB0; u32 saveFPB1; u32 saveDPLL_B; @@ -317,6 +326,12 @@ typedef struct drm_i915_private { u32 saveVBLANK_B; u32 saveVSYNC_B; u32 saveBCLRPAT_B; + u32 saveTRANS_HTOTAL_B; + u32 saveTRANS_HBLANK_B; + u32 saveTRANS_HSYNC_B; + u32 saveTRANS_VTOTAL_B; + u32 saveTRANS_VBLANK_B; + u32 saveTRANS_VSYNC_B; u32 savePIPEBSTAT; u32 saveDSPBSTRIDE; u32 saveDSPBSIZE; @@ -342,6 +357,7 @@ typedef struct drm_i915_private { u32 savePFIT_CONTROL; u32 save_palette_a[256]; u32 save_palette_b[256]; + u32 saveDPFC_CB_BASE; u32 saveFBC_CFB_BASE; u32 saveFBC_LL_BASE; u32 saveFBC_CONTROL; @@ -349,6 +365,12 @@ typedef struct drm_i915_private { u32 saveIER; u32 saveIIR; u32 saveIMR; + u32 saveDEIER; + u32 saveDEIMR; + u32 saveGTIER; + u32 saveGTIMR; + u32 saveFDI_RXA_IMR; + u32 saveFDI_RXB_IMR; u32 saveCACHE_MODE_0; u32 saveD_STATE; u32 saveDSPCLK_GATE_D; @@ -382,6 +404,16 @@ typedef struct drm_i915_private { u32 savePIPEB_DP_LINK_M; u32 savePIPEA_DP_LINK_N; u32 savePIPEB_DP_LINK_N; + u32 saveFDI_RXA_CTL; + u32 saveFDI_TXA_CTL; + u32 saveFDI_RXB_CTL; + u32 saveFDI_TXB_CTL; + u32 savePFA_CTL_1; + u32 savePFB_CTL_1; + u32 savePFA_WIN_SZ; + u32 savePFB_WIN_SZ; + u32 savePFA_WIN_POS; + u32 savePFB_WIN_POS; struct { struct drm_mm gtt_space; @@ -492,6 +524,8 @@ typedef struct drm_i915_private { struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT]; } mm; struct sdvo_device_mapping sdvo_mappings[2]; + /* indicate whether the LVDS_BORDER should be enabled or not */ + unsigned int lvds_border_bits; /* Reclocking support */ bool render_reclock_avail; @@ -981,7 +1015,10 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller); #define HAS_FW_BLC(dev) (IS_I9XX(dev) || IS_G4X(dev) || IS_IGDNG(dev)) #define HAS_PIPE_CXSR(dev) (IS_G4X(dev) || IS_IGDNG(dev)) -#define I915_HAS_FBC(dev) (IS_MOBILE(dev) && (IS_I9XX(dev) || IS_I965G(dev))) +#define I915_HAS_FBC(dev) (IS_MOBILE(dev) && \ + (IS_I9XX(dev) || IS_GM45(dev)) && \ + !IS_IGD(dev) && \ + !IS_IGDNG(dev)) #define PRIMARY_RINGBUFFER_SIZE (128*1024) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 0466ddbeba32..1687edf68795 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -968,6 +968,8 @@ #define LVDS_PORT_EN (1 << 31) /* Selects pipe B for LVDS data. Must be set on pre-965. */ #define LVDS_PIPEB_SELECT (1 << 30) +/* Enable border for unscaled (or aspect-scaled) display */ +#define LVDS_BORDER_ENABLE (1 << 15) /* * Enables the A0-A2 data pairs and CLKA, containing 18 bits of color data per * pixel. @@ -1078,6 +1080,8 @@ #define BACKLIGHT_DUTY_CYCLE_SHIFT (0) #define BACKLIGHT_DUTY_CYCLE_MASK (0xffff) +#define BLC_HIST_CTL 0x61260 + /* TV port control */ #define TV_CTL 0x68000 /** Enables the TV encoder */ @@ -1780,6 +1784,11 @@ #define PIPE_START_VBLANK_INTERRUPT_STATUS (1UL<<2) /* 965 or later */ #define PIPE_VBLANK_INTERRUPT_STATUS (1UL<<1) #define PIPE_OVERLAY_UPDATED_STATUS (1UL<<0) +#define PIPE_BPC_MASK (7 << 5) /* Ironlake */ +#define PIPE_8BPC (0 << 5) +#define PIPE_10BPC (1 << 5) +#define PIPE_6BPC (2 << 5) +#define PIPE_12BPC (3 << 5) #define DSPARB 0x70030 #define DSPARB_CSTART_MASK (0x7f << 7) @@ -1790,17 +1799,29 @@ #define DSPARB_AEND_SHIFT 0 #define DSPFW1 0x70034 +#define DSPFW_SR_SHIFT 23 +#define DSPFW_CURSORB_SHIFT 16 +#define DSPFW_PLANEB_SHIFT 8 #define DSPFW2 0x70038 +#define DSPFW_CURSORA_MASK 0x00003f00 +#define DSPFW_CURSORA_SHIFT 16 #define DSPFW3 0x7003c +#define DSPFW_HPLL_SR_EN (1<<31) +#define DSPFW_CURSOR_SR_SHIFT 24 #define IGD_SELF_REFRESH_EN (1<<30) /* FIFO watermark sizes etc */ +#define G4X_FIFO_LINE_SIZE 64 #define I915_FIFO_LINE_SIZE 64 #define I830_FIFO_LINE_SIZE 32 + +#define G4X_FIFO_SIZE 127 #define I945_FIFO_SIZE 127 /* 945 & 965 */ #define I915_FIFO_SIZE 95 #define I855GM_FIFO_SIZE 127 /* In cachelines */ #define I830_FIFO_SIZE 95 + +#define G4X_MAX_WM 0x3f #define I915_MAX_WM 0x3f #define IGD_DISPLAY_FIFO 512 /* in 64byte unit */ @@ -2030,6 +2051,11 @@ #define PFA_CTL_1 0x68080 #define PFB_CTL_1 0x68880 #define PF_ENABLE (1<<31) +#define PF_FILTER_MASK (3<<23) +#define PF_FILTER_PROGRAMMED (0<<23) +#define PF_FILTER_MED_3x3 (1<<23) +#define PF_FILTER_EDGE_ENHANCE (2<<23) +#define PF_FILTER_EDGE_SOFTEN (3<<23) #define PFA_WIN_SZ 0x68074 #define PFB_WIN_SZ 0x68874 #define PFA_WIN_POS 0x68070 @@ -2149,11 +2175,11 @@ #define DREF_CPU_SOURCE_OUTPUT_MASK (3<<13) #define DREF_SSC_SOURCE_DISABLE (0<<11) #define DREF_SSC_SOURCE_ENABLE (2<<11) -#define DREF_SSC_SOURCE_MASK (2<<11) +#define DREF_SSC_SOURCE_MASK (3<<11) #define DREF_NONSPREAD_SOURCE_DISABLE (0<<9) #define DREF_NONSPREAD_CK505_ENABLE (1<<9) #define DREF_NONSPREAD_SOURCE_ENABLE (2<<9) -#define DREF_NONSPREAD_SOURCE_MASK (2<<9) +#define DREF_NONSPREAD_SOURCE_MASK (3<<9) #define DREF_SUPERSPREAD_SOURCE_DISABLE (0<<7) #define DREF_SUPERSPREAD_SOURCE_ENABLE (2<<7) #define DREF_SSC4_DOWNSPREAD (0<<6) diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index bd6d8d91ca9f..992d5617e798 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -32,11 +32,15 @@ static bool i915_pipe_enabled(struct drm_device *dev, enum pipe pipe) { struct drm_i915_private *dev_priv = dev->dev_private; + u32 dpll_reg; - if (pipe == PIPE_A) - return (I915_READ(DPLL_A) & DPLL_VCO_ENABLE); - else - return (I915_READ(DPLL_B) & DPLL_VCO_ENABLE); + if (IS_IGDNG(dev)) { + dpll_reg = (pipe == PIPE_A) ? PCH_DPLL_A: PCH_DPLL_B; + } else { + dpll_reg = (pipe == PIPE_A) ? DPLL_A: DPLL_B; + } + + return (I915_READ(dpll_reg) & DPLL_VCO_ENABLE); } static void i915_save_palette(struct drm_device *dev, enum pipe pipe) @@ -49,6 +53,9 @@ static void i915_save_palette(struct drm_device *dev, enum pipe pipe) if (!i915_pipe_enabled(dev, pipe)) return; + if (IS_IGDNG(dev)) + reg = (pipe == PIPE_A) ? LGC_PALETTE_A : LGC_PALETTE_B; + if (pipe == PIPE_A) array = dev_priv->save_palette_a; else @@ -68,6 +75,9 @@ static void i915_restore_palette(struct drm_device *dev, enum pipe pipe) if (!i915_pipe_enabled(dev, pipe)) return; + if (IS_IGDNG(dev)) + reg = (pipe == PIPE_A) ? LGC_PALETTE_A : LGC_PALETTE_B; + if (pipe == PIPE_A) array = dev_priv->save_palette_a; else @@ -232,10 +242,16 @@ static void i915_save_modeset_reg(struct drm_device *dev) /* Pipe & plane A info */ dev_priv->savePIPEACONF = I915_READ(PIPEACONF); dev_priv->savePIPEASRC = I915_READ(PIPEASRC); - dev_priv->saveFPA0 = I915_READ(FPA0); - dev_priv->saveFPA1 = I915_READ(FPA1); - dev_priv->saveDPLL_A = I915_READ(DPLL_A); - if (IS_I965G(dev)) + if (IS_IGDNG(dev)) { + dev_priv->saveFPA0 = I915_READ(PCH_FPA0); + dev_priv->saveFPA1 = I915_READ(PCH_FPA1); + dev_priv->saveDPLL_A = I915_READ(PCH_DPLL_A); + } else { + dev_priv->saveFPA0 = I915_READ(FPA0); + dev_priv->saveFPA1 = I915_READ(FPA1); + dev_priv->saveDPLL_A = I915_READ(DPLL_A); + } + if (IS_I965G(dev) && !IS_IGDNG(dev)) dev_priv->saveDPLL_A_MD = I915_READ(DPLL_A_MD); dev_priv->saveHTOTAL_A = I915_READ(HTOTAL_A); dev_priv->saveHBLANK_A = I915_READ(HBLANK_A); @@ -243,7 +259,24 @@ static void i915_save_modeset_reg(struct drm_device *dev) dev_priv->saveVTOTAL_A = I915_READ(VTOTAL_A); dev_priv->saveVBLANK_A = I915_READ(VBLANK_A); dev_priv->saveVSYNC_A = I915_READ(VSYNC_A); - dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A); + if (!IS_IGDNG(dev)) + dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A); + + if (IS_IGDNG(dev)) { + dev_priv->saveFDI_TXA_CTL = I915_READ(FDI_TXA_CTL); + dev_priv->saveFDI_RXA_CTL = I915_READ(FDI_RXA_CTL); + + dev_priv->savePFA_CTL_1 = I915_READ(PFA_CTL_1); + dev_priv->savePFA_WIN_SZ = I915_READ(PFA_WIN_SZ); + dev_priv->savePFA_WIN_POS = I915_READ(PFA_WIN_POS); + + dev_priv->saveTRANS_HTOTAL_A = I915_READ(TRANS_HTOTAL_A); + dev_priv->saveTRANS_HBLANK_A = I915_READ(TRANS_HBLANK_A); + dev_priv->saveTRANS_HSYNC_A = I915_READ(TRANS_HSYNC_A); + dev_priv->saveTRANS_VTOTAL_A = I915_READ(TRANS_VTOTAL_A); + dev_priv->saveTRANS_VBLANK_A = I915_READ(TRANS_VBLANK_A); + dev_priv->saveTRANS_VSYNC_A = I915_READ(TRANS_VSYNC_A); + } dev_priv->saveDSPACNTR = I915_READ(DSPACNTR); dev_priv->saveDSPASTRIDE = I915_READ(DSPASTRIDE); @@ -260,10 +293,16 @@ static void i915_save_modeset_reg(struct drm_device *dev) /* Pipe & plane B info */ dev_priv->savePIPEBCONF = I915_READ(PIPEBCONF); dev_priv->savePIPEBSRC = I915_READ(PIPEBSRC); - dev_priv->saveFPB0 = I915_READ(FPB0); - dev_priv->saveFPB1 = I915_READ(FPB1); - dev_priv->saveDPLL_B = I915_READ(DPLL_B); - if (IS_I965G(dev)) + if (IS_IGDNG(dev)) { + dev_priv->saveFPB0 = I915_READ(PCH_FPB0); + dev_priv->saveFPB1 = I915_READ(PCH_FPB1); + dev_priv->saveDPLL_B = I915_READ(PCH_DPLL_B); + } else { + dev_priv->saveFPB0 = I915_READ(FPB0); + dev_priv->saveFPB1 = I915_READ(FPB1); + dev_priv->saveDPLL_B = I915_READ(DPLL_B); + } + if (IS_I965G(dev) && !IS_IGDNG(dev)) dev_priv->saveDPLL_B_MD = I915_READ(DPLL_B_MD); dev_priv->saveHTOTAL_B = I915_READ(HTOTAL_B); dev_priv->saveHBLANK_B = I915_READ(HBLANK_B); @@ -271,7 +310,24 @@ static void i915_save_modeset_reg(struct drm_device *dev) dev_priv->saveVTOTAL_B = I915_READ(VTOTAL_B); dev_priv->saveVBLANK_B = I915_READ(VBLANK_B); dev_priv->saveVSYNC_B = I915_READ(VSYNC_B); - dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A); + if (!IS_IGDNG(dev)) + dev_priv->saveBCLRPAT_B = I915_READ(BCLRPAT_B); + + if (IS_IGDNG(dev)) { + dev_priv->saveFDI_TXB_CTL = I915_READ(FDI_TXB_CTL); + dev_priv->saveFDI_RXB_CTL = I915_READ(FDI_RXB_CTL); + + dev_priv->savePFB_CTL_1 = I915_READ(PFB_CTL_1); + dev_priv->savePFB_WIN_SZ = I915_READ(PFB_WIN_SZ); + dev_priv->savePFB_WIN_POS = I915_READ(PFB_WIN_POS); + + dev_priv->saveTRANS_HTOTAL_B = I915_READ(TRANS_HTOTAL_B); + dev_priv->saveTRANS_HBLANK_B = I915_READ(TRANS_HBLANK_B); + dev_priv->saveTRANS_HSYNC_B = I915_READ(TRANS_HSYNC_B); + dev_priv->saveTRANS_VTOTAL_B = I915_READ(TRANS_VTOTAL_B); + dev_priv->saveTRANS_VBLANK_B = I915_READ(TRANS_VBLANK_B); + dev_priv->saveTRANS_VSYNC_B = I915_READ(TRANS_VSYNC_B); + } dev_priv->saveDSPBCNTR = I915_READ(DSPBCNTR); dev_priv->saveDSPBSTRIDE = I915_READ(DSPBSTRIDE); @@ -290,23 +346,41 @@ static void i915_save_modeset_reg(struct drm_device *dev) static void i915_restore_modeset_reg(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; + int dpll_a_reg, fpa0_reg, fpa1_reg; + int dpll_b_reg, fpb0_reg, fpb1_reg; if (drm_core_check_feature(dev, DRIVER_MODESET)) return; + if (IS_IGDNG(dev)) { + dpll_a_reg = PCH_DPLL_A; + dpll_b_reg = PCH_DPLL_B; + fpa0_reg = PCH_FPA0; + fpb0_reg = PCH_FPB0; + fpa1_reg = PCH_FPA1; + fpb1_reg = PCH_FPB1; + } else { + dpll_a_reg = DPLL_A; + dpll_b_reg = DPLL_B; + fpa0_reg = FPA0; + fpb0_reg = FPB0; + fpa1_reg = FPA1; + fpb1_reg = FPB1; + } + /* Pipe & plane A info */ /* Prime the clock */ if (dev_priv->saveDPLL_A & DPLL_VCO_ENABLE) { - I915_WRITE(DPLL_A, dev_priv->saveDPLL_A & + I915_WRITE(dpll_a_reg, dev_priv->saveDPLL_A & ~DPLL_VCO_ENABLE); DRM_UDELAY(150); } - I915_WRITE(FPA0, dev_priv->saveFPA0); - I915_WRITE(FPA1, dev_priv->saveFPA1); + I915_WRITE(fpa0_reg, dev_priv->saveFPA0); + I915_WRITE(fpa1_reg, dev_priv->saveFPA1); /* Actually enable it */ - I915_WRITE(DPLL_A, dev_priv->saveDPLL_A); + I915_WRITE(dpll_a_reg, dev_priv->saveDPLL_A); DRM_UDELAY(150); - if (IS_I965G(dev)) + if (IS_I965G(dev) && !IS_IGDNG(dev)) I915_WRITE(DPLL_A_MD, dev_priv->saveDPLL_A_MD); DRM_UDELAY(150); @@ -317,7 +391,24 @@ static void i915_restore_modeset_reg(struct drm_device *dev) I915_WRITE(VTOTAL_A, dev_priv->saveVTOTAL_A); I915_WRITE(VBLANK_A, dev_priv->saveVBLANK_A); I915_WRITE(VSYNC_A, dev_priv->saveVSYNC_A); - I915_WRITE(BCLRPAT_A, dev_priv->saveBCLRPAT_A); + if (!IS_IGDNG(dev)) + I915_WRITE(BCLRPAT_A, dev_priv->saveBCLRPAT_A); + + if (IS_IGDNG(dev)) { + I915_WRITE(FDI_RXA_CTL, dev_priv->saveFDI_RXA_CTL); + I915_WRITE(FDI_TXA_CTL, dev_priv->saveFDI_TXA_CTL); + + I915_WRITE(PFA_CTL_1, dev_priv->savePFA_CTL_1); + I915_WRITE(PFA_WIN_SZ, dev_priv->savePFA_WIN_SZ); + I915_WRITE(PFA_WIN_POS, dev_priv->savePFA_WIN_POS); + + I915_WRITE(TRANS_HTOTAL_A, dev_priv->saveTRANS_HTOTAL_A); + I915_WRITE(TRANS_HBLANK_A, dev_priv->saveTRANS_HBLANK_A); + I915_WRITE(TRANS_HSYNC_A, dev_priv->saveTRANS_HSYNC_A); + I915_WRITE(TRANS_VTOTAL_A, dev_priv->saveTRANS_VTOTAL_A); + I915_WRITE(TRANS_VBLANK_A, dev_priv->saveTRANS_VBLANK_A); + I915_WRITE(TRANS_VSYNC_A, dev_priv->saveTRANS_VSYNC_A); + } /* Restore plane info */ I915_WRITE(DSPASIZE, dev_priv->saveDSPASIZE); @@ -339,14 +430,14 @@ static void i915_restore_modeset_reg(struct drm_device *dev) /* Pipe & plane B info */ if (dev_priv->saveDPLL_B & DPLL_VCO_ENABLE) { - I915_WRITE(DPLL_B, dev_priv->saveDPLL_B & + I915_WRITE(dpll_b_reg, dev_priv->saveDPLL_B & ~DPLL_VCO_ENABLE); DRM_UDELAY(150); } - I915_WRITE(FPB0, dev_priv->saveFPB0); - I915_WRITE(FPB1, dev_priv->saveFPB1); + I915_WRITE(fpb0_reg, dev_priv->saveFPB0); + I915_WRITE(fpb1_reg, dev_priv->saveFPB1); /* Actually enable it */ - I915_WRITE(DPLL_B, dev_priv->saveDPLL_B); + I915_WRITE(dpll_b_reg, dev_priv->saveDPLL_B); DRM_UDELAY(150); if (IS_I965G(dev)) I915_WRITE(DPLL_B_MD, dev_priv->saveDPLL_B_MD); @@ -359,7 +450,24 @@ static void i915_restore_modeset_reg(struct drm_device *dev) I915_WRITE(VTOTAL_B, dev_priv->saveVTOTAL_B); I915_WRITE(VBLANK_B, dev_priv->saveVBLANK_B); I915_WRITE(VSYNC_B, dev_priv->saveVSYNC_B); - I915_WRITE(BCLRPAT_B, dev_priv->saveBCLRPAT_B); + if (!IS_IGDNG(dev)) + I915_WRITE(BCLRPAT_B, dev_priv->saveBCLRPAT_B); + + if (IS_IGDNG(dev)) { + I915_WRITE(FDI_RXB_CTL, dev_priv->saveFDI_RXB_CTL); + I915_WRITE(FDI_TXB_CTL, dev_priv->saveFDI_TXB_CTL); + + I915_WRITE(PFB_CTL_1, dev_priv->savePFB_CTL_1); + I915_WRITE(PFB_WIN_SZ, dev_priv->savePFB_WIN_SZ); + I915_WRITE(PFB_WIN_POS, dev_priv->savePFB_WIN_POS); + + I915_WRITE(TRANS_HTOTAL_B, dev_priv->saveTRANS_HTOTAL_B); + I915_WRITE(TRANS_HBLANK_B, dev_priv->saveTRANS_HBLANK_B); + I915_WRITE(TRANS_HSYNC_B, dev_priv->saveTRANS_HSYNC_B); + I915_WRITE(TRANS_VTOTAL_B, dev_priv->saveTRANS_VTOTAL_B); + I915_WRITE(TRANS_VBLANK_B, dev_priv->saveTRANS_VBLANK_B); + I915_WRITE(TRANS_VSYNC_B, dev_priv->saveTRANS_VSYNC_B); + } /* Restore plane info */ I915_WRITE(DSPBSIZE, dev_priv->saveDSPBSIZE); @@ -404,21 +512,43 @@ void i915_save_display(struct drm_device *dev) dev_priv->saveCURSIZE = I915_READ(CURSIZE); /* CRT state */ - dev_priv->saveADPA = I915_READ(ADPA); + if (IS_IGDNG(dev)) { + dev_priv->saveADPA = I915_READ(PCH_ADPA); + } else { + dev_priv->saveADPA = I915_READ(ADPA); + } /* LVDS state */ - dev_priv->savePP_CONTROL = I915_READ(PP_CONTROL); - dev_priv->savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS); - dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_CTL); - if (IS_I965G(dev)) - dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_CTL2); - if (IS_MOBILE(dev) && !IS_I830(dev)) - dev_priv->saveLVDS = I915_READ(LVDS); - if (!IS_I830(dev) && !IS_845G(dev)) + if (IS_IGDNG(dev)) { + dev_priv->savePP_CONTROL = I915_READ(PCH_PP_CONTROL); + dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_PCH_CTL1); + dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_PCH_CTL2); + dev_priv->saveBLC_CPU_PWM_CTL = I915_READ(BLC_PWM_CPU_CTL); + dev_priv->saveBLC_CPU_PWM_CTL2 = I915_READ(BLC_PWM_CPU_CTL2); + dev_priv->saveLVDS = I915_READ(PCH_LVDS); + } else { + dev_priv->savePP_CONTROL = I915_READ(PP_CONTROL); + dev_priv->savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS); + dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_CTL); + dev_priv->saveBLC_HIST_CTL = I915_READ(BLC_HIST_CTL); + if (IS_I965G(dev)) + dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_CTL2); + if (IS_MOBILE(dev) && !IS_I830(dev)) + dev_priv->saveLVDS = I915_READ(LVDS); + } + + if (!IS_I830(dev) && !IS_845G(dev) && !IS_IGDNG(dev)) dev_priv->savePFIT_CONTROL = I915_READ(PFIT_CONTROL); - dev_priv->savePP_ON_DELAYS = I915_READ(PP_ON_DELAYS); - dev_priv->savePP_OFF_DELAYS = I915_READ(PP_OFF_DELAYS); - dev_priv->savePP_DIVISOR = I915_READ(PP_DIVISOR); + + if (IS_IGDNG(dev)) { + dev_priv->savePP_ON_DELAYS = I915_READ(PCH_PP_ON_DELAYS); + dev_priv->savePP_OFF_DELAYS = I915_READ(PCH_PP_OFF_DELAYS); + dev_priv->savePP_DIVISOR = I915_READ(PCH_PP_DIVISOR); + } else { + dev_priv->savePP_ON_DELAYS = I915_READ(PP_ON_DELAYS); + dev_priv->savePP_OFF_DELAYS = I915_READ(PP_OFF_DELAYS); + dev_priv->savePP_DIVISOR = I915_READ(PP_DIVISOR); + } /* Display Port state */ if (SUPPORTS_INTEGRATED_DP(dev)) { @@ -437,16 +567,23 @@ void i915_save_display(struct drm_device *dev) /* FIXME: save TV & SDVO state */ /* FBC state */ - dev_priv->saveFBC_CFB_BASE = I915_READ(FBC_CFB_BASE); - dev_priv->saveFBC_LL_BASE = I915_READ(FBC_LL_BASE); - dev_priv->saveFBC_CONTROL2 = I915_READ(FBC_CONTROL2); - dev_priv->saveFBC_CONTROL = I915_READ(FBC_CONTROL); + if (IS_GM45(dev)) { + dev_priv->saveDPFC_CB_BASE = I915_READ(DPFC_CB_BASE); + } else { + dev_priv->saveFBC_CFB_BASE = I915_READ(FBC_CFB_BASE); + dev_priv->saveFBC_LL_BASE = I915_READ(FBC_LL_BASE); + dev_priv->saveFBC_CONTROL2 = I915_READ(FBC_CONTROL2); + dev_priv->saveFBC_CONTROL = I915_READ(FBC_CONTROL); + } /* VGA state */ dev_priv->saveVGA0 = I915_READ(VGA0); dev_priv->saveVGA1 = I915_READ(VGA1); dev_priv->saveVGA_PD = I915_READ(VGA_PD); - dev_priv->saveVGACNTRL = I915_READ(VGACNTRL); + if (IS_IGDNG(dev)) + dev_priv->saveVGACNTRL = I915_READ(CPU_VGACNTRL); + else + dev_priv->saveVGACNTRL = I915_READ(VGACNTRL); i915_save_vga(dev); } @@ -485,22 +622,41 @@ void i915_restore_display(struct drm_device *dev) I915_WRITE(CURSIZE, dev_priv->saveCURSIZE); /* CRT state */ - I915_WRITE(ADPA, dev_priv->saveADPA); + if (IS_IGDNG(dev)) + I915_WRITE(PCH_ADPA, dev_priv->saveADPA); + else + I915_WRITE(ADPA, dev_priv->saveADPA); /* LVDS state */ - if (IS_I965G(dev)) + if (IS_I965G(dev) && !IS_IGDNG(dev)) I915_WRITE(BLC_PWM_CTL2, dev_priv->saveBLC_PWM_CTL2); - if (IS_MOBILE(dev) && !IS_I830(dev)) + + if (IS_IGDNG(dev)) { + I915_WRITE(PCH_LVDS, dev_priv->saveLVDS); + } else if (IS_MOBILE(dev) && !IS_I830(dev)) I915_WRITE(LVDS, dev_priv->saveLVDS); - if (!IS_I830(dev) && !IS_845G(dev)) + + if (!IS_I830(dev) && !IS_845G(dev) && !IS_IGDNG(dev)) I915_WRITE(PFIT_CONTROL, dev_priv->savePFIT_CONTROL); - I915_WRITE(PFIT_PGM_RATIOS, dev_priv->savePFIT_PGM_RATIOS); - I915_WRITE(BLC_PWM_CTL, dev_priv->saveBLC_PWM_CTL); - I915_WRITE(PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS); - I915_WRITE(PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS); - I915_WRITE(PP_DIVISOR, dev_priv->savePP_DIVISOR); - I915_WRITE(PP_CONTROL, dev_priv->savePP_CONTROL); + if (IS_IGDNG(dev)) { + I915_WRITE(BLC_PWM_PCH_CTL1, dev_priv->saveBLC_PWM_CTL); + I915_WRITE(BLC_PWM_PCH_CTL2, dev_priv->saveBLC_PWM_CTL2); + I915_WRITE(BLC_PWM_CPU_CTL, dev_priv->saveBLC_CPU_PWM_CTL); + I915_WRITE(BLC_PWM_CPU_CTL2, dev_priv->saveBLC_CPU_PWM_CTL2); + I915_WRITE(PCH_PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS); + I915_WRITE(PCH_PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS); + I915_WRITE(PCH_PP_DIVISOR, dev_priv->savePP_DIVISOR); + I915_WRITE(PCH_PP_CONTROL, dev_priv->savePP_CONTROL); + } else { + I915_WRITE(PFIT_PGM_RATIOS, dev_priv->savePFIT_PGM_RATIOS); + I915_WRITE(BLC_PWM_CTL, dev_priv->saveBLC_PWM_CTL); + I915_WRITE(BLC_HIST_CTL, dev_priv->saveBLC_HIST_CTL); + I915_WRITE(PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS); + I915_WRITE(PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS); + I915_WRITE(PP_DIVISOR, dev_priv->savePP_DIVISOR); + I915_WRITE(PP_CONTROL, dev_priv->savePP_CONTROL); + } /* Display Port state */ if (SUPPORTS_INTEGRATED_DP(dev)) { @@ -511,13 +667,22 @@ void i915_restore_display(struct drm_device *dev) /* FIXME: restore TV & SDVO state */ /* FBC info */ - I915_WRITE(FBC_CFB_BASE, dev_priv->saveFBC_CFB_BASE); - I915_WRITE(FBC_LL_BASE, dev_priv->saveFBC_LL_BASE); - I915_WRITE(FBC_CONTROL2, dev_priv->saveFBC_CONTROL2); - I915_WRITE(FBC_CONTROL, dev_priv->saveFBC_CONTROL); + if (IS_GM45(dev)) { + g4x_disable_fbc(dev); + I915_WRITE(DPFC_CB_BASE, dev_priv->saveDPFC_CB_BASE); + } else { + i8xx_disable_fbc(dev); + I915_WRITE(FBC_CFB_BASE, dev_priv->saveFBC_CFB_BASE); + I915_WRITE(FBC_LL_BASE, dev_priv->saveFBC_LL_BASE); + I915_WRITE(FBC_CONTROL2, dev_priv->saveFBC_CONTROL2); + I915_WRITE(FBC_CONTROL, dev_priv->saveFBC_CONTROL); + } /* VGA state */ - I915_WRITE(VGACNTRL, dev_priv->saveVGACNTRL); + if (IS_IGDNG(dev)) + I915_WRITE(CPU_VGACNTRL, dev_priv->saveVGACNTRL); + else + I915_WRITE(VGACNTRL, dev_priv->saveVGACNTRL); I915_WRITE(VGA0, dev_priv->saveVGA0); I915_WRITE(VGA1, dev_priv->saveVGA1); I915_WRITE(VGA_PD, dev_priv->saveVGA_PD); @@ -543,8 +708,17 @@ int i915_save_state(struct drm_device *dev) i915_save_display(dev); /* Interrupt state */ - dev_priv->saveIER = I915_READ(IER); - dev_priv->saveIMR = I915_READ(IMR); + if (IS_IGDNG(dev)) { + dev_priv->saveDEIER = I915_READ(DEIER); + dev_priv->saveDEIMR = I915_READ(DEIMR); + dev_priv->saveGTIER = I915_READ(GTIER); + dev_priv->saveGTIMR = I915_READ(GTIMR); + dev_priv->saveFDI_RXA_IMR = I915_READ(FDI_RXA_IMR); + dev_priv->saveFDI_RXB_IMR = I915_READ(FDI_RXB_IMR); + } else { + dev_priv->saveIER = I915_READ(IER); + dev_priv->saveIMR = I915_READ(IMR); + } /* Clock gating state */ dev_priv->saveD_STATE = I915_READ(D_STATE); @@ -609,8 +783,17 @@ int i915_restore_state(struct drm_device *dev) i915_restore_display(dev); /* Interrupt state */ - I915_WRITE (IER, dev_priv->saveIER); - I915_WRITE (IMR, dev_priv->saveIMR); + if (IS_IGDNG(dev)) { + I915_WRITE(DEIER, dev_priv->saveDEIER); + I915_WRITE(DEIMR, dev_priv->saveDEIMR); + I915_WRITE(GTIER, dev_priv->saveGTIER); + I915_WRITE(GTIMR, dev_priv->saveGTIMR); + I915_WRITE(FDI_RXA_IMR, dev_priv->saveFDI_RXA_IMR); + I915_WRITE(FDI_RXB_IMR, dev_priv->saveFDI_RXB_IMR); + } else { + I915_WRITE (IER, dev_priv->saveIER); + I915_WRITE (IMR, dev_priv->saveIMR); + } /* Clock gating state */ I915_WRITE (D_STATE, dev_priv->saveD_STATE); diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index 4337414846b6..96cd256e60e6 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -351,20 +351,18 @@ parse_driver_features(struct drm_i915_private *dev_priv, struct drm_device *dev = dev_priv->dev; struct bdb_driver_features *driver; - /* set default for chips without eDP */ - if (!SUPPORTS_EDP(dev)) { - dev_priv->edp_support = 0; - return; - } - driver = find_section(bdb, BDB_DRIVER_FEATURES); if (!driver) return; - if (driver->lvds_config == BDB_DRIVER_FEATURE_EDP) + if (driver && SUPPORTS_EDP(dev) && + driver->lvds_config == BDB_DRIVER_FEATURE_EDP) { dev_priv->edp_support = 1; + } else { + dev_priv->edp_support = 0; + } - if (driver->dual_frequency) + if (driver && driver->dual_frequency) dev_priv->render_reclock_avail = true; } diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 3c14240cc002..3ba6546b7c7f 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -943,6 +943,7 @@ intel_find_pll_g4x_dp(const intel_limit_t *limit, struct drm_crtc *crtc, clock.m = 5 * (clock.m1 + 2) + (clock.m2 + 2); clock.p = (clock.p1 * clock.p2); clock.dot = 96000 * clock.m / (clock.n + 2) / clock.p; + clock.vco = 0; memcpy(best_clock, &clock, sizeof(intel_clock_t)); return true; } @@ -1260,9 +1261,11 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, return ret; } - /* Pre-i965 needs to install a fence for tiled scan-out */ - if (!IS_I965G(dev) && - obj_priv->fence_reg == I915_FENCE_REG_NONE && + /* Install a fence for tiled scan-out. Pre-i965 always needs a fence, + * whereas 965+ only requires a fence if using framebuffer compression. + * For simplicity, we always install a fence as the cost is not that onerous. + */ + if (obj_priv->fence_reg == I915_FENCE_REG_NONE && obj_priv->tiling_mode != I915_TILING_NONE) { ret = i915_gem_object_get_fence_reg(obj); if (ret != 0) { @@ -1513,7 +1516,7 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode) /* Enable panel fitting for LVDS */ if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) { temp = I915_READ(pf_ctl_reg); - I915_WRITE(pf_ctl_reg, temp | PF_ENABLE); + I915_WRITE(pf_ctl_reg, temp | PF_ENABLE | PF_FILTER_MED_3x3); /* currently full aspect */ I915_WRITE(pf_win_pos, 0); @@ -1801,6 +1804,8 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode) case DRM_MODE_DPMS_ON: case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: + intel_update_watermarks(dev); + /* Enable the DPLL */ temp = I915_READ(dpll_reg); if ((temp & DPLL_VCO_ENABLE) == 0) { @@ -1838,7 +1843,6 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode) /* Give the overlay scaler a chance to enable if it's on this pipe */ //intel_crtc_dpms_video(crtc, true); TODO - intel_update_watermarks(dev); break; case DRM_MODE_DPMS_OFF: intel_update_watermarks(dev); @@ -2082,7 +2086,7 @@ fdi_reduce_ratio(u32 *num, u32 *den) #define LINK_N 0x80000 static void -igdng_compute_m_n(int bytes_per_pixel, int nlanes, +igdng_compute_m_n(int bits_per_pixel, int nlanes, int pixel_clock, int link_clock, struct fdi_m_n *m_n) { @@ -2092,7 +2096,8 @@ igdng_compute_m_n(int bytes_per_pixel, int nlanes, temp = (u64) DATA_N * pixel_clock; temp = div_u64(temp, link_clock); - m_n->gmch_m = div_u64(temp * bytes_per_pixel, nlanes); + m_n->gmch_m = div_u64(temp * bits_per_pixel, nlanes); + m_n->gmch_m >>= 3; /* convert to bytes_per_pixel */ m_n->gmch_n = DATA_N; fdi_reduce_ratio(&m_n->gmch_m, &m_n->gmch_n); @@ -2140,6 +2145,13 @@ static struct intel_watermark_params igd_cursor_hplloff_wm = { IGD_CURSOR_GUARD_WM, IGD_FIFO_LINE_SIZE }; +static struct intel_watermark_params g4x_wm_info = { + G4X_FIFO_SIZE, + G4X_MAX_WM, + G4X_MAX_WM, + 2, + G4X_FIFO_LINE_SIZE, +}; static struct intel_watermark_params i945_wm_info = { I945_FIFO_SIZE, I915_MAX_WM, @@ -2430,17 +2442,74 @@ static int i830_get_fifo_size(struct drm_device *dev, int plane) return size; } -static void g4x_update_wm(struct drm_device *dev, int unused, int unused2, - int unused3, int unused4) +static void g4x_update_wm(struct drm_device *dev, int planea_clock, + int planeb_clock, int sr_hdisplay, int pixel_size) { struct drm_i915_private *dev_priv = dev->dev_private; - u32 fw_blc_self = I915_READ(FW_BLC_SELF); + int total_size, cacheline_size; + int planea_wm, planeb_wm, cursora_wm, cursorb_wm, cursor_sr; + struct intel_watermark_params planea_params, planeb_params; + unsigned long line_time_us; + int sr_clock, sr_entries = 0, entries_required; - if (i915_powersave) - fw_blc_self |= FW_BLC_SELF_EN; - else - fw_blc_self &= ~FW_BLC_SELF_EN; - I915_WRITE(FW_BLC_SELF, fw_blc_self); + /* Create copies of the base settings for each pipe */ + planea_params = planeb_params = g4x_wm_info; + + /* Grab a couple of global values before we overwrite them */ + total_size = planea_params.fifo_size; + cacheline_size = planea_params.cacheline_size; + + /* + * Note: we need to make sure we don't overflow for various clock & + * latency values. + * clocks go from a few thousand to several hundred thousand. + * latency is usually a few thousand + */ + entries_required = ((planea_clock / 1000) * pixel_size * latency_ns) / + 1000; + entries_required /= G4X_FIFO_LINE_SIZE; + planea_wm = entries_required + planea_params.guard_size; + + entries_required = ((planeb_clock / 1000) * pixel_size * latency_ns) / + 1000; + entries_required /= G4X_FIFO_LINE_SIZE; + planeb_wm = entries_required + planeb_params.guard_size; + + cursora_wm = cursorb_wm = 16; + cursor_sr = 32; + + DRM_DEBUG("FIFO watermarks - A: %d, B: %d\n", planea_wm, planeb_wm); + + /* Calc sr entries for one plane configs */ + if (sr_hdisplay && (!planea_clock || !planeb_clock)) { + /* self-refresh has much higher latency */ + const static int sr_latency_ns = 12000; + + sr_clock = planea_clock ? planea_clock : planeb_clock; + line_time_us = ((sr_hdisplay * 1000) / sr_clock); + + /* Use ns/us then divide to preserve precision */ + sr_entries = (((sr_latency_ns / line_time_us) + 1) * + pixel_size * sr_hdisplay) / 1000; + sr_entries = roundup(sr_entries / cacheline_size, 1); + DRM_DEBUG("self-refresh entries: %d\n", sr_entries); + I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN); + } + + DRM_DEBUG("Setting FIFO watermarks - A: %d, B: %d, SR %d\n", + planea_wm, planeb_wm, sr_entries); + + planea_wm &= 0x3f; + planeb_wm &= 0x3f; + + I915_WRITE(DSPFW1, (sr_entries << DSPFW_SR_SHIFT) | + (cursorb_wm << DSPFW_CURSORB_SHIFT) | + (planeb_wm << DSPFW_PLANEB_SHIFT) | planea_wm); + I915_WRITE(DSPFW2, (I915_READ(DSPFW2) & DSPFW_CURSORA_MASK) | + (cursora_wm << DSPFW_CURSORA_SHIFT)); + /* HPLL off in SR has some issues on G4x... disable it */ + I915_WRITE(DSPFW3, (I915_READ(DSPFW3) & ~DSPFW_HPLL_SR_EN) | + (cursor_sr << DSPFW_CURSOR_SR_SHIFT)); } static void i965_update_wm(struct drm_device *dev, int unused, int unused2, @@ -2586,6 +2655,9 @@ static void intel_update_watermarks(struct drm_device *dev) unsigned long planea_clock = 0, planeb_clock = 0, sr_clock = 0; int enabled = 0, pixel_size = 0; + if (!dev_priv->display.update_wm) + return; + /* Get the clock config from both planes */ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { intel_crtc = to_intel_crtc(crtc); @@ -2763,7 +2835,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, /* FDI link */ if (IS_IGDNG(dev)) { - int lane, link_bw; + int lane, link_bw, bpp; /* eDP doesn't require FDI link, so just set DP M/N according to current link config */ if (is_edp) { @@ -2782,10 +2854,72 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, lane = 4; link_bw = 270000; } - igdng_compute_m_n(3, lane, target_clock, + + /* determine panel color depth */ + temp = I915_READ(pipeconf_reg); + + switch (temp & PIPE_BPC_MASK) { + case PIPE_8BPC: + bpp = 24; + break; + case PIPE_10BPC: + bpp = 30; + break; + case PIPE_6BPC: + bpp = 18; + break; + case PIPE_12BPC: + bpp = 36; + break; + default: + DRM_ERROR("unknown pipe bpc value\n"); + bpp = 24; + } + + igdng_compute_m_n(bpp, lane, target_clock, link_bw, &m_n); } + /* Ironlake: try to setup display ref clock before DPLL + * enabling. This is only under driver's control after + * PCH B stepping, previous chipset stepping should be + * ignoring this setting. + */ + if (IS_IGDNG(dev)) { + temp = I915_READ(PCH_DREF_CONTROL); + /* Always enable nonspread source */ + temp &= ~DREF_NONSPREAD_SOURCE_MASK; + temp |= DREF_NONSPREAD_SOURCE_ENABLE; + I915_WRITE(PCH_DREF_CONTROL, temp); + POSTING_READ(PCH_DREF_CONTROL); + + temp &= ~DREF_SSC_SOURCE_MASK; + temp |= DREF_SSC_SOURCE_ENABLE; + I915_WRITE(PCH_DREF_CONTROL, temp); + POSTING_READ(PCH_DREF_CONTROL); + + udelay(200); + + if (is_edp) { + if (dev_priv->lvds_use_ssc) { + temp |= DREF_SSC1_ENABLE; + I915_WRITE(PCH_DREF_CONTROL, temp); + POSTING_READ(PCH_DREF_CONTROL); + + udelay(200); + + temp &= ~DREF_CPU_SOURCE_OUTPUT_MASK; + temp |= DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD; + I915_WRITE(PCH_DREF_CONTROL, temp); + POSTING_READ(PCH_DREF_CONTROL); + } else { + temp |= DREF_CPU_SOURCE_OUTPUT_NONSPREAD; + I915_WRITE(PCH_DREF_CONTROL, temp); + POSTING_READ(PCH_DREF_CONTROL); + } + } + } + if (IS_IGD(dev)) { fp = (1 << clock.n) << 16 | clock.m1 << 8 | clock.m2; if (has_reduced_clock) @@ -2936,6 +3070,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, lvds = I915_READ(lvds_reg); lvds |= LVDS_PORT_EN | LVDS_A0A2_CLKA_POWER_UP | LVDS_PIPEB_SELECT; + /* set the corresponsding LVDS_BORDER bit */ + lvds |= dev_priv->lvds_border_bits; /* Set the B0-B3 data pairs corresponding to whether we're going to * set the DPLLs for dual-channel mode or not. */ @@ -4124,7 +4260,9 @@ void intel_init_clock_gating(struct drm_device *dev) * Disable clock gating reported to work incorrectly according to the * specs, but enable as much else as we can. */ - if (IS_G4X(dev)) { + if (IS_IGDNG(dev)) { + return; + } else if (IS_G4X(dev)) { uint32_t dspclk_gate; I915_WRITE(RENCLK_GATE_D1, 0); I915_WRITE(RENCLK_GATE_D2, VF_UNIT_CLOCK_GATE_DISABLE | @@ -4212,7 +4350,9 @@ static void intel_init_display(struct drm_device *dev) i830_get_display_clock_speed; /* For FIFO watermark updates */ - if (IS_G4X(dev)) + if (IS_IGDNG(dev)) + dev_priv->display.update_wm = NULL; + else if (IS_G4X(dev)) dev_priv->display.update_wm = g4x_update_wm; else if (IS_I965G(dev)) dev_priv->display.update_wm = i965_update_wm; diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index f4856a510476..d83447557f9b 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -400,7 +400,7 @@ intel_dp_i2c_init(struct intel_output *intel_output, const char *name) { struct intel_dp_priv *dp_priv = intel_output->dev_priv; - DRM_ERROR("i2c_init %s\n", name); + DRM_DEBUG_KMS("i2c_init %s\n", name); dp_priv->algo.running = false; dp_priv->algo.address = 0; dp_priv->algo.aux_ch = intel_dp_i2c_aux_ch; diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 808bbe412ba8..05598ae10c4b 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -380,7 +380,7 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder, adjusted_mode->crtc_vblank_start + vsync_pos; /* keep the vsync width constant */ adjusted_mode->crtc_vsync_end = - adjusted_mode->crtc_vblank_start + vsync_width; + adjusted_mode->crtc_vsync_start + vsync_width; border = 1; break; case DRM_MODE_SCALE_ASPECT: @@ -526,6 +526,14 @@ out: lvds_priv->pfit_control = pfit_control; lvds_priv->pfit_pgm_ratios = pfit_pgm_ratios; /* + * When there exists the border, it means that the LVDS_BORDR + * should be enabled. + */ + if (border) + dev_priv->lvds_border_bits |= LVDS_BORDER_ENABLE; + else + dev_priv->lvds_border_bits &= ~(LVDS_BORDER_ENABLE); + /* * XXX: It would be nice to support lower refresh rates on the * panels to reduce power consumption, and perhaps match the * user's requested refresh rate. diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index 63c53d65e875..4d76ba473097 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -1046,15 +1046,6 @@ static void ide_port_init_devices(ide_hwif_t *hwif) if (port_ops && port_ops->init_dev) port_ops->init_dev(drive); } - - ide_port_for_each_dev(i, drive, hwif) { - /* - * default to PIO Mode 0 before we figure out - * the most suited mode for the attached device - */ - if (port_ops && port_ops->set_pio_mode) - port_ops->set_pio_mode(drive, 0); - } } static void ide_init_port(ide_hwif_t *hwif, unsigned int port, diff --git a/drivers/isdn/hardware/eicon/maintidi.c b/drivers/isdn/hardware/eicon/maintidi.c index 23960cb6eaab..41c26e756452 100644 --- a/drivers/isdn/hardware/eicon/maintidi.c +++ b/drivers/isdn/hardware/eicon/maintidi.c @@ -959,8 +959,9 @@ static int process_idi_event (diva_strace_context_t* pLib, } if (!strncmp("State\\Layer2 No1", path, pVar->path_length)) { char* tmp = &pLib->lines[0].pInterface->Layer2[0]; - dword l2_state; - diva_strace_read_uint (pVar, &l2_state); + dword l2_state; + if (diva_strace_read_uint(pVar, &l2_state)) + return -1; switch (l2_state) { case 0: diff --git a/drivers/isdn/hardware/eicon/message.c b/drivers/isdn/hardware/eicon/message.c index 27d5dd68f4fb..ae89fb89da64 100644 --- a/drivers/isdn/hardware/eicon/message.c +++ b/drivers/isdn/hardware/eicon/message.c @@ -2692,7 +2692,7 @@ static byte connect_b3_req(dword Id, word Number, DIVA_CAPI_ADAPTER *a, if (!(fax_control_bits & T30_CONTROL_BIT_MORE_DOCUMENTS) || (fax_feature_bits & T30_FEATURE_BIT_MORE_DOCUMENTS)) { - len = (byte)(&(((T30_INFO *) 0)->universal_6)); + len = offsetof(T30_INFO, universal_6); fax_info_change = false; if (ncpi->length >= 4) { @@ -2754,7 +2754,7 @@ static byte connect_b3_req(dword Id, word Number, DIVA_CAPI_ADAPTER *a, for (i = 0; i < w; i++) ((T30_INFO *)(plci->fax_connect_info_buffer))->station_id[i] = fax_parms[4].info[1+i]; ((T30_INFO *)(plci->fax_connect_info_buffer))->head_line_len = 0; - len = (byte)(((T30_INFO *) 0)->station_id + 20); + len = offsetof(T30_INFO, station_id) + 20; w = fax_parms[5].length; if (w > 20) w = 20; @@ -2788,7 +2788,7 @@ static byte connect_b3_req(dword Id, word Number, DIVA_CAPI_ADAPTER *a, } else { - len = (byte)(&(((T30_INFO *) 0)->universal_6)); + len = offsetof(T30_INFO, universal_6); } fax_info_change = true; @@ -2892,7 +2892,7 @@ static byte connect_b3_res(dword Id, word Number, DIVA_CAPI_ADAPTER *a, && (plci->nsf_control_bits & T30_NSF_CONTROL_BIT_ENABLE_NSF) && (plci->nsf_control_bits & T30_NSF_CONTROL_BIT_NEGOTIATE_RESP)) { - len = ((byte)(((T30_INFO *) 0)->station_id + 20)); + len = offsetof(T30_INFO, station_id) + 20; if (plci->fax_connect_info_length < len) { ((T30_INFO *)(plci->fax_connect_info_buffer))->station_id_len = 0; @@ -3802,7 +3802,7 @@ static byte manufacturer_res(dword Id, word Number, DIVA_CAPI_ADAPTER *a, break; } ncpi = &m_parms[1]; - len = ((byte)(((T30_INFO *) 0)->station_id + 20)); + len = offsetof(T30_INFO, station_id) + 20; if (plci->fax_connect_info_length < len) { ((T30_INFO *)(plci->fax_connect_info_buffer))->station_id_len = 0; @@ -6844,7 +6844,7 @@ static void nl_ind(PLCI *plci) if ((plci->requested_options_conn | plci->requested_options | a->requested_options_table[plci->appl->Id-1]) & ((1L << PRIVATE_FAX_SUB_SEP_PWD) | (1L << PRIVATE_FAX_NONSTANDARD))) { - i = ((word)(((T30_INFO *) 0)->station_id + 20)) + ((T30_INFO *)plci->NL.RBuffer->P)->head_line_len; + i = offsetof(T30_INFO, station_id) + 20 + ((T30_INFO *)plci->NL.RBuffer->P)->head_line_len; while (i < plci->NL.RBuffer->length) plci->ncpi_buffer[++len] = plci->NL.RBuffer->P[i++]; } @@ -7236,7 +7236,7 @@ static void nl_ind(PLCI *plci) { plci->RData[1].P = plci->RData[0].P; plci->RData[1].PLength = plci->RData[0].PLength; - plci->RData[0].P = v120_header_buffer + (-((int) v120_header_buffer) & 3); + plci->RData[0].P = v120_header_buffer + (-((unsigned long)v120_header_buffer) & 3); if ((plci->NL.RBuffer->P[0] & V120_HEADER_EXTEND_BIT) || (plci->NL.RLength == 1)) plci->RData[0].PLength = 1; else @@ -8473,7 +8473,7 @@ static word add_b23(PLCI *plci, API_PARSE *bp) fax_control_bits |= T30_CONTROL_BIT_ACCEPT_SEL_POLLING; } len = nlc[0]; - pos = ((byte)(((T30_INFO *) 0)->station_id + 20)); + pos = offsetof(T30_INFO, station_id) + 20; if (pos < plci->fax_connect_info_length) { for (i = 1 + plci->fax_connect_info_buffer[pos]; i != 0; i--) @@ -8525,7 +8525,7 @@ static word add_b23(PLCI *plci, API_PARSE *bp) } PUT_WORD(&(((T30_INFO *)&nlc[1])->control_bits_low), fax_control_bits); - len = ((byte)(((T30_INFO *) 0)->station_id + 20)); + len = offsetof(T30_INFO, station_id) + 20; for (i = 0; i < len; i++) plci->fax_connect_info_buffer[i] = nlc[1+i]; ((T30_INFO *) plci->fax_connect_info_buffer)->head_line_len = 0; diff --git a/drivers/isdn/hisax/amd7930_fn.c b/drivers/isdn/hisax/amd7930_fn.c index bf526a7a63af..d6fdf1f66754 100644 --- a/drivers/isdn/hisax/amd7930_fn.c +++ b/drivers/isdn/hisax/amd7930_fn.c @@ -594,6 +594,7 @@ Amd7930_l1hw(struct PStack *st, int pr, void *arg) if (cs->debug & L1_DEB_WARN) debugl1(cs, "Amd7930: l1hw: l2l1 tx_skb exist this shouldn't happen"); skb_queue_tail(&cs->sq, skb); + spin_unlock_irqrestore(&cs->lock, flags); break; } if (cs->debug & DEB_DLOG_HEX) diff --git a/drivers/isdn/hisax/diva.c b/drivers/isdn/hisax/diva.c index 018bd293e580..0b0c2e5d806b 100644 --- a/drivers/isdn/hisax/diva.c +++ b/drivers/isdn/hisax/diva.c @@ -382,7 +382,7 @@ MemwaitforXFW(struct IsdnCardState *cs, int hscx) { int to = 50; - while ((!(MemReadHSCX(cs, hscx, HSCX_STAR) & 0x44) == 0x40) && to) { + while (((MemReadHSCX(cs, hscx, HSCX_STAR) & 0x44) != 0x40) && to) { udelay(1); to--; } diff --git a/drivers/isdn/hisax/elsa_ser.c b/drivers/isdn/hisax/elsa_ser.c index f181db464392..1657bba7879e 100644 --- a/drivers/isdn/hisax/elsa_ser.c +++ b/drivers/isdn/hisax/elsa_ser.c @@ -477,62 +477,62 @@ static void modem_set_init(struct IsdnCardState *cs) { int timeout; -#define RCV_DELAY 20000 +#define RCV_DELAY 20 modem_write_cmd(cs, MInit_1, strlen(MInit_1)); timeout = 1000; while(timeout-- && cs->hw.elsa.transcnt) udelay(1000); debugl1(cs, "msi tout=%d", timeout); - udelay(RCV_DELAY); + mdelay(RCV_DELAY); modem_write_cmd(cs, MInit_2, strlen(MInit_2)); timeout = 1000; while(timeout-- && cs->hw.elsa.transcnt) udelay(1000); debugl1(cs, "msi tout=%d", timeout); - udelay(RCV_DELAY); + mdelay(RCV_DELAY); modem_write_cmd(cs, MInit_3, strlen(MInit_3)); timeout = 1000; while(timeout-- && cs->hw.elsa.transcnt) udelay(1000); debugl1(cs, "msi tout=%d", timeout); - udelay(RCV_DELAY); + mdelay(RCV_DELAY); modem_write_cmd(cs, MInit_4, strlen(MInit_4)); timeout = 1000; while(timeout-- && cs->hw.elsa.transcnt) udelay(1000); debugl1(cs, "msi tout=%d", timeout); - udelay(RCV_DELAY ); + mdelay(RCV_DELAY); modem_write_cmd(cs, MInit_5, strlen(MInit_5)); timeout = 1000; while(timeout-- && cs->hw.elsa.transcnt) udelay(1000); debugl1(cs, "msi tout=%d", timeout); - udelay(RCV_DELAY); + mdelay(RCV_DELAY); modem_write_cmd(cs, MInit_6, strlen(MInit_6)); timeout = 1000; while(timeout-- && cs->hw.elsa.transcnt) udelay(1000); debugl1(cs, "msi tout=%d", timeout); - udelay(RCV_DELAY); + mdelay(RCV_DELAY); modem_write_cmd(cs, MInit_7, strlen(MInit_7)); timeout = 1000; while(timeout-- && cs->hw.elsa.transcnt) udelay(1000); debugl1(cs, "msi tout=%d", timeout); - udelay(RCV_DELAY); + mdelay(RCV_DELAY); } static void modem_set_dial(struct IsdnCardState *cs, int outgoing) { int timeout; -#define RCV_DELAY 20000 +#define RCV_DELAY 20 modem_write_cmd(cs, MInit_speed28800, strlen(MInit_speed28800)); timeout = 1000; while(timeout-- && cs->hw.elsa.transcnt) udelay(1000); debugl1(cs, "msi tout=%d", timeout); - udelay(RCV_DELAY); + mdelay(RCV_DELAY); if (outgoing) modem_write_cmd(cs, MInit_dialout, strlen(MInit_dialout)); else @@ -541,7 +541,7 @@ modem_set_dial(struct IsdnCardState *cs, int outgoing) { while(timeout-- && cs->hw.elsa.transcnt) udelay(1000); debugl1(cs, "msi tout=%d", timeout); - udelay(RCV_DELAY); + mdelay(RCV_DELAY); } static void diff --git a/drivers/isdn/hisax/hfc_usb.c b/drivers/isdn/hisax/hfc_usb.c index 9de54202c90c..a420b64472e3 100644 --- a/drivers/isdn/hisax/hfc_usb.c +++ b/drivers/isdn/hisax/hfc_usb.c @@ -817,8 +817,8 @@ collect_rx_frame(usb_fifo * fifo, __u8 * data, int len, int finish) } /* we have a complete hdlc packet */ if (finish) { - if ((!fifo->skbuff->data[fifo->skbuff->len - 1]) - && (fifo->skbuff->len > 3)) { + if (fifo->skbuff->len > 3 && + !fifo->skbuff->data[fifo->skbuff->len - 1]) { if (fifon == HFCUSB_D_RX) { DBG(HFCUSB_DBG_DCHANNEL, diff --git a/drivers/isdn/hisax/hscx_irq.c b/drivers/isdn/hisax/hscx_irq.c index 7b1ad5e4ecda..2387d76c721a 100644 --- a/drivers/isdn/hisax/hscx_irq.c +++ b/drivers/isdn/hisax/hscx_irq.c @@ -32,7 +32,7 @@ waitforXFW(struct IsdnCardState *cs, int hscx) { int to = 50; - while ((!(READHSCX(cs, hscx, HSCX_STAR) & 0x44) == 0x40) && to) { + while (((READHSCX(cs, hscx, HSCX_STAR) & 0x44) != 0x40) && to) { udelay(1); to--; } diff --git a/drivers/isdn/hisax/icc.c b/drivers/isdn/hisax/icc.c index 9aba646ba221..c80cbb8a2ef9 100644 --- a/drivers/isdn/hisax/icc.c +++ b/drivers/isdn/hisax/icc.c @@ -468,6 +468,7 @@ ICC_l1hw(struct PStack *st, int pr, void *arg) if (cs->debug & L1_DEB_WARN) debugl1(cs, " l2l1 tx_skb exist this shouldn't happen"); skb_queue_tail(&cs->sq, skb); + spin_unlock_irqrestore(&cs->lock, flags); break; } if (cs->debug & DEB_DLOG_HEX) diff --git a/drivers/isdn/mISDN/stack.c b/drivers/isdn/mISDN/stack.c index 3e1532a180ff..0d05ec43012c 100644 --- a/drivers/isdn/mISDN/stack.c +++ b/drivers/isdn/mISDN/stack.c @@ -364,7 +364,7 @@ add_layer2(struct mISDNchannel *ch, struct mISDNstack *st) static int st_own_ctrl(struct mISDNchannel *ch, u_int cmd, void *arg) { - if (!ch->st || ch->st->layer1) + if (!ch->st || !ch->st->layer1) return -EINVAL; return ch->st->layer1->ctrl(ch->st->layer1, cmd, arg); } diff --git a/drivers/misc/sgi-gru/gruprocfs.c b/drivers/misc/sgi-gru/gruprocfs.c index ccd4408a26c7..3f2375c5ba5b 100644 --- a/drivers/misc/sgi-gru/gruprocfs.c +++ b/drivers/misc/sgi-gru/gruprocfs.c @@ -161,14 +161,15 @@ static int options_show(struct seq_file *s, void *p) static ssize_t options_write(struct file *file, const char __user *userbuf, size_t count, loff_t *data) { - unsigned long val; - char buf[80]; + char buf[20]; - if (strncpy_from_user(buf, userbuf, sizeof(buf) - 1) < 0) + if (count >= sizeof(buf)) + return -EINVAL; + if (copy_from_user(buf, userbuf, count)) return -EFAULT; - buf[count - 1] = '\0'; - if (!strict_strtoul(buf, 10, &val)) - gru_options = val; + buf[count] = '\0'; + if (strict_strtoul(buf, 0, &gru_options)) + return -EINVAL; return count; } diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig index 841e085ab74a..14be0755d7cd 100644 --- a/drivers/mtd/maps/Kconfig +++ b/drivers/mtd/maps/Kconfig @@ -486,6 +486,7 @@ config MTD_BFIN_ASYNC config MTD_GPIO_ADDR tristate "GPIO-assisted Flash Chip Support" + depends on GENERIC_GPIO || GPIOLIB depends on MTD_COMPLEX_MAPPINGS select MTD_PARTITIONS help diff --git a/drivers/mtd/maps/gpio-addr-flash.c b/drivers/mtd/maps/gpio-addr-flash.c index 44ef9a49a860..1ad5caf9fe69 100644 --- a/drivers/mtd/maps/gpio-addr-flash.c +++ b/drivers/mtd/maps/gpio-addr-flash.c @@ -13,7 +13,9 @@ * Licensed under the GPL-2 or later. */ +#include <linux/gpio.h> #include <linux/init.h> +#include <linux/io.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/mtd/mtd.h> @@ -23,9 +25,6 @@ #include <linux/platform_device.h> #include <linux/types.h> -#include <asm/gpio.h> -#include <asm/io.h> - #define pr_devinit(fmt, args...) ({ static const __devinitconst char __fmt[] = fmt; printk(__fmt, ## args); }) #define DRIVER_NAME "gpio-addr-flash" diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 22113865438b..2957cc70da3d 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -761,6 +761,7 @@ static int nand_wait(struct mtd_info *mtd, struct nand_chip *chip) * @mtd: mtd info structure * @chip: nand chip info structure * @buf: buffer to store read data + * @page: page number to read * * Not for syndrome calculating ecc controllers, which use a special oob layout */ @@ -777,6 +778,7 @@ static int nand_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip, * @mtd: mtd info structure * @chip: nand chip info structure * @buf: buffer to store read data + * @page: page number to read * * We need a special oob layout and handling even when OOB isn't used. */ @@ -818,6 +820,7 @@ static int nand_read_page_raw_syndrome(struct mtd_info *mtd, struct nand_chip *c * @mtd: mtd info structure * @chip: nand chip info structure * @buf: buffer to store read data + * @page: page number to read */ static int nand_read_page_swecc(struct mtd_info *mtd, struct nand_chip *chip, uint8_t *buf, int page) @@ -939,6 +942,7 @@ static int nand_read_subpage(struct mtd_info *mtd, struct nand_chip *chip, uint3 * @mtd: mtd info structure * @chip: nand chip info structure * @buf: buffer to store read data + * @page: page number to read * * Not for syndrome calculating ecc controllers which need a special oob layout */ @@ -983,6 +987,7 @@ static int nand_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip, * @mtd: mtd info structure * @chip: nand chip info structure * @buf: buffer to store read data + * @page: page number to read * * Hardware ECC for large page chips, require OOB to be read first. * For this ECC mode, the write_page method is re-used from ECC_HW. @@ -1031,6 +1036,7 @@ static int nand_read_page_hwecc_oob_first(struct mtd_info *mtd, * @mtd: mtd info structure * @chip: nand chip info structure * @buf: buffer to store read data + * @page: page number to read * * The hw generator calculates the error syndrome automatically. Therefor * we need a special oob layout and handling. diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h index a80da0e14a52..3b79a225628a 100644 --- a/drivers/net/benet/be.h +++ b/drivers/net/benet/be.h @@ -259,6 +259,8 @@ struct be_adapter { u32 port_num; bool promiscuous; u32 cap; + u32 rx_fc; /* Rx flow control */ + u32 tx_fc; /* Tx flow control */ }; extern const struct ethtool_ops be_ethtool_ops; diff --git a/drivers/net/benet/be_cmds.h b/drivers/net/benet/be_cmds.h index 49953787e41c..e5f9676cf1bc 100644 --- a/drivers/net/benet/be_cmds.h +++ b/drivers/net/benet/be_cmds.h @@ -68,7 +68,7 @@ enum { #define CQE_STATUS_COMPL_MASK 0xFFFF #define CQE_STATUS_COMPL_SHIFT 0 /* bits 0 - 15 */ #define CQE_STATUS_EXTD_MASK 0xFFFF -#define CQE_STATUS_EXTD_SHIFT 0 /* bits 0 - 15 */ +#define CQE_STATUS_EXTD_SHIFT 16 /* bits 16 - 31 */ struct be_mcc_compl { u32 status; /* dword 0 */ diff --git a/drivers/net/benet/be_ethtool.c b/drivers/net/benet/be_ethtool.c index cda5bf2fc50a..f0fd95b43c07 100644 --- a/drivers/net/benet/be_ethtool.c +++ b/drivers/net/benet/be_ethtool.c @@ -323,10 +323,12 @@ be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) if (ecmd->autoneg != 0) return -EINVAL; + adapter->tx_fc = ecmd->tx_pause; + adapter->rx_fc = ecmd->rx_pause; - status = be_cmd_set_flow_control(adapter, ecmd->tx_pause, - ecmd->rx_pause); - if (!status) + status = be_cmd_set_flow_control(adapter, + adapter->tx_fc, adapter->rx_fc); + if (status) dev_warn(&adapter->pdev->dev, "Pause param set failed.\n"); return status; diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c index 1f941f027718..876b357101fa 100644 --- a/drivers/net/benet/be_main.c +++ b/drivers/net/benet/be_main.c @@ -1610,11 +1610,21 @@ static int be_open(struct net_device *netdev) status = be_cmd_link_status_query(adapter, &link_up); if (status) - return status; + goto ret_sts; be_link_status_update(adapter, link_up); + status = be_vid_config(adapter); + if (status) + goto ret_sts; + + status = be_cmd_set_flow_control(adapter, + adapter->tx_fc, adapter->rx_fc); + if (status) + goto ret_sts; + schedule_delayed_work(&adapter->work, msecs_to_jiffies(100)); - return 0; +ret_sts: + return status; } static int be_setup(struct be_adapter *adapter) @@ -1648,17 +1658,8 @@ static int be_setup(struct be_adapter *adapter) if (status != 0) goto rx_qs_destroy; - status = be_vid_config(adapter); - if (status != 0) - goto mccqs_destroy; - - status = be_cmd_set_flow_control(adapter, true, true); - if (status != 0) - goto mccqs_destroy; return 0; -mccqs_destroy: - be_mcc_queues_destroy(adapter); rx_qs_destroy: be_rx_queues_destroy(adapter); tx_qs_destroy: @@ -1909,6 +1910,10 @@ static void be_netdev_init(struct net_device *netdev) adapter->rx_csum = true; + /* Default settings for Rx and Tx flow control */ + adapter->rx_fc = true; + adapter->tx_fc = true; + netif_set_gso_max_size(netdev, 65535); BE_SET_NETDEV_OPS(netdev, &be_netdev_ops); @@ -2171,6 +2176,7 @@ static int be_suspend(struct pci_dev *pdev, pm_message_t state) be_close(netdev); rtnl_unlock(); } + be_cmd_get_flow_control(adapter, &adapter->tx_fc, &adapter->rx_fc); be_clear(adapter); pci_save_state(pdev); diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c index f0b9a1e1db46..564e31c9fee4 100644 --- a/drivers/net/can/dev.c +++ b/drivers/net/can/dev.c @@ -589,6 +589,22 @@ static int can_changelink(struct net_device *dev, return 0; } +static size_t can_get_size(const struct net_device *dev) +{ + struct can_priv *priv = netdev_priv(dev); + size_t size; + + size = nla_total_size(sizeof(u32)); /* IFLA_CAN_STATE */ + size += sizeof(struct can_ctrlmode); /* IFLA_CAN_CTRLMODE */ + size += nla_total_size(sizeof(u32)); /* IFLA_CAN_RESTART_MS */ + size += sizeof(struct can_bittiming); /* IFLA_CAN_BITTIMING */ + size += sizeof(struct can_clock); /* IFLA_CAN_CLOCK */ + if (priv->bittiming_const) /* IFLA_CAN_BITTIMING_CONST */ + size += sizeof(struct can_bittiming_const); + + return size; +} + static int can_fill_info(struct sk_buff *skb, const struct net_device *dev) { struct can_priv *priv = netdev_priv(dev); @@ -639,6 +655,7 @@ static struct rtnl_link_ops can_link_ops __read_mostly = { .setup = can_setup, .newlink = can_newlink, .changelink = can_changelink, + .get_size = can_get_size, .fill_info = can_fill_info, .fill_xstats = can_fill_xstats, }; diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c index 9012e0abc626..abdbd9c2b788 100644 --- a/drivers/net/can/usb/ems_usb.c +++ b/drivers/net/can/usb/ems_usb.c @@ -319,7 +319,7 @@ static void ems_usb_rx_can_msg(struct ems_usb *dev, struct ems_cpc_msg *msg) cf = (struct can_frame *)skb_put(skb, sizeof(struct can_frame)); - cf->can_id = msg->msg.can_msg.id; + cf->can_id = le32_to_cpu(msg->msg.can_msg.id); cf->can_dlc = min_t(u8, msg->msg.can_msg.length, 8); if (msg->type == CPC_MSG_TYPE_EXT_CAN_FRAME @@ -813,6 +813,9 @@ static netdev_tx_t ems_usb_start_xmit(struct sk_buff *skb, struct net_device *ne msg->length = CPC_CAN_MSG_MIN_SIZE + cf->can_dlc; } + /* Respect byte order */ + msg->msg.can_msg.id = cpu_to_le32(msg->msg.can_msg.id); + for (i = 0; i < MAX_TX_URBS; i++) { if (dev->tx_contexts[i].echo_index == MAX_TX_URBS) { context = &dev->tx_contexts[i]; diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c index 05916aafa4f1..f857afe8e488 100644 --- a/drivers/net/cassini.c +++ b/drivers/net/cassini.c @@ -4342,11 +4342,11 @@ static int cas_open(struct net_device *dev) cas_unlock_all_restore(cp, flags); } + err = -ENOMEM; if (cas_tx_tiny_alloc(cp) < 0) - return -ENOMEM; + goto err_unlock; /* alloc rx descriptors */ - err = -ENOMEM; if (cas_alloc_rxds(cp) < 0) goto err_tx_tiny; @@ -4386,6 +4386,7 @@ err_spare: cas_free_rxds(cp); err_tx_tiny: cas_tx_tiny_free(cp); +err_unlock: mutex_unlock(&cp->pm_mutex); return err; } diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index f72c56dec33c..3179521aee90 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -2221,7 +2221,7 @@ void emac_poll_controller(struct net_device *ndev) struct emac_priv *priv = netdev_priv(ndev); emac_int_disable(priv); - emac_irq(ndev->irq, priv); + emac_irq(ndev->irq, ndev); emac_int_enable(priv); } #endif diff --git a/drivers/net/fsl_pq_mdio.c b/drivers/net/fsl_pq_mdio.c index 6ac464866972..efbf67689eca 100644 --- a/drivers/net/fsl_pq_mdio.c +++ b/drivers/net/fsl_pq_mdio.c @@ -427,3 +427,4 @@ void fsl_pq_mdio_exit(void) of_unregister_platform_driver(&fsl_pq_mdio_driver); } module_exit(fsl_pq_mdio_exit); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index cbb143ca1eb8..5bd9e6bf6f2f 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -44,6 +44,7 @@ #include "ixgbe.h" #include "ixgbe_common.h" +#include "ixgbe_dcb_82599.h" char ixgbe_driver_name[] = "ixgbe"; static const char ixgbe_driver_string[] = @@ -226,6 +227,56 @@ static void ixgbe_unmap_and_free_tx_resource(struct ixgbe_adapter *adapter, /* tx_buffer_info must be completely set up in the transmit path */ } +/** + * ixgbe_tx_is_paused - check if the tx ring is paused + * @adapter: the ixgbe adapter + * @tx_ring: the corresponding tx_ring + * + * If not in DCB mode, checks TFCS.TXOFF, otherwise, find out the + * corresponding TC of this tx_ring when checking TFCS. + * + * Returns : true if paused + */ +static inline bool ixgbe_tx_is_paused(struct ixgbe_adapter *adapter, + struct ixgbe_ring *tx_ring) +{ + int tc; + u32 txoff = IXGBE_TFCS_TXOFF; + +#ifdef CONFIG_IXGBE_DCB + if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) { + int reg_idx = tx_ring->reg_idx; + int dcb_i = adapter->ring_feature[RING_F_DCB].indices; + + if (adapter->hw.mac.type == ixgbe_mac_82598EB) { + tc = reg_idx >> 2; + txoff = IXGBE_TFCS_TXOFF0; + } else if (adapter->hw.mac.type == ixgbe_mac_82599EB) { + tc = 0; + txoff = IXGBE_TFCS_TXOFF; + if (dcb_i == 8) { + /* TC0, TC1 */ + tc = reg_idx >> 5; + if (tc == 2) /* TC2, TC3 */ + tc += (reg_idx - 64) >> 4; + else if (tc == 3) /* TC4, TC5, TC6, TC7 */ + tc += 1 + ((reg_idx - 96) >> 3); + } else if (dcb_i == 4) { + /* TC0, TC1 */ + tc = reg_idx >> 6; + if (tc == 1) { + tc += (reg_idx - 64) >> 5; + if (tc == 2) /* TC2, TC3 */ + tc += (reg_idx - 96) >> 4; + } + } + } + txoff <<= tc; + } +#endif + return IXGBE_READ_REG(&adapter->hw, IXGBE_TFCS) & txoff; +} + static inline bool ixgbe_check_tx_hang(struct ixgbe_adapter *adapter, struct ixgbe_ring *tx_ring, unsigned int eop) @@ -237,7 +288,7 @@ static inline bool ixgbe_check_tx_hang(struct ixgbe_adapter *adapter, adapter->detect_tx_hung = false; if (tx_ring->tx_buffer_info[eop].time_stamp && time_after(jiffies, tx_ring->tx_buffer_info[eop].time_stamp + HZ) && - !(IXGBE_READ_REG(&adapter->hw, IXGBE_TFCS) & IXGBE_TFCS_TXOFF)) { + !ixgbe_tx_is_paused(adapter, tx_ring)) { /* detected Tx unit hang */ union ixgbe_adv_tx_desc *tx_desc; tx_desc = IXGBE_TX_DESC_ADV(*tx_ring, eop); @@ -412,19 +463,23 @@ static void ixgbe_update_tx_dca(struct ixgbe_adapter *adapter, u32 txctrl; int cpu = get_cpu(); int q = tx_ring - adapter->tx_ring; + struct ixgbe_hw *hw = &adapter->hw; if (tx_ring->cpu != cpu) { - txctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_DCA_TXCTRL(q)); if (adapter->hw.mac.type == ixgbe_mac_82598EB) { + txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(q)); txctrl &= ~IXGBE_DCA_TXCTRL_CPUID_MASK; txctrl |= dca3_get_tag(&adapter->pdev->dev, cpu); + txctrl |= IXGBE_DCA_TXCTRL_DESC_DCA_EN; + IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(q), txctrl); } else if (adapter->hw.mac.type == ixgbe_mac_82599EB) { + txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL_82599(q)); txctrl &= ~IXGBE_DCA_TXCTRL_CPUID_MASK_82599; txctrl |= (dca3_get_tag(&adapter->pdev->dev, cpu) << - IXGBE_DCA_TXCTRL_CPUID_SHIFT_82599); + IXGBE_DCA_TXCTRL_CPUID_SHIFT_82599); + txctrl |= IXGBE_DCA_TXCTRL_DESC_DCA_EN; + IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL_82599(q), txctrl); } - txctrl |= IXGBE_DCA_TXCTRL_DESC_DCA_EN; - IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_TXCTRL(q), txctrl); tx_ring->cpu = cpu; } put_cpu(); @@ -1913,11 +1968,25 @@ static void ixgbe_configure_tx(struct ixgbe_adapter *adapter) break; } } + if (hw->mac.type == ixgbe_mac_82599EB) { + u32 rttdcs; + + /* disable the arbiter while setting MTQC */ + rttdcs = IXGBE_READ_REG(hw, IXGBE_RTTDCS); + rttdcs |= IXGBE_RTTDCS_ARBDIS; + IXGBE_WRITE_REG(hw, IXGBE_RTTDCS, rttdcs); + /* We enable 8 traffic classes, DCB only */ if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) IXGBE_WRITE_REG(hw, IXGBE_MTQC, (IXGBE_MTQC_RT_ENA | IXGBE_MTQC_8TC_8TQ)); + else + IXGBE_WRITE_REG(hw, IXGBE_MTQC, IXGBE_MTQC_64Q_1PB); + + /* re-eable the arbiter */ + rttdcs &= ~IXGBE_RTTDCS_ARBDIS; + IXGBE_WRITE_REG(hw, IXGBE_RTTDCS, rttdcs); } } @@ -2471,7 +2540,10 @@ static void ixgbe_configure(struct ixgbe_adapter *adapter) ixgbe_restore_vlan(adapter); #ifdef CONFIG_IXGBE_DCB if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) { - netif_set_gso_max_size(netdev, 32768); + if (hw->mac.type == ixgbe_mac_82598EB) + netif_set_gso_max_size(netdev, 32768); + else + netif_set_gso_max_size(netdev, 65536); ixgbe_configure_dcb(adapter); } else { netif_set_gso_max_size(netdev, 65536); diff --git a/drivers/net/macsonic.c b/drivers/net/macsonic.c index 61eabcac734c..b3d7d8d77f46 100644 --- a/drivers/net/macsonic.c +++ b/drivers/net/macsonic.c @@ -223,69 +223,73 @@ static int __devinit macsonic_init(struct net_device *dev) return 0; } -static int __devinit mac_onboard_sonic_ethernet_addr(struct net_device *dev) +#define INVALID_MAC(mac) (memcmp(mac, "\x08\x00\x07", 3) && \ + memcmp(mac, "\x00\xA0\x40", 3) && \ + memcmp(mac, "\x00\x80\x19", 3) && \ + memcmp(mac, "\x00\x05\x02", 3)) + +static void __devinit mac_onboard_sonic_ethernet_addr(struct net_device *dev) { struct sonic_local *lp = netdev_priv(dev); const int prom_addr = ONBOARD_SONIC_PROM_BASE; - int i; + unsigned short val; - /* On NuBus boards we can sometimes look in the ROM resources. - No such luck for comm-slot/onboard. */ - for(i = 0; i < 6; i++) - dev->dev_addr[i] = SONIC_READ_PROM(i); + /* + * On NuBus boards we can sometimes look in the ROM resources. + * No such luck for comm-slot/onboard. + * On the PowerBook 520, the PROM base address is a mystery. + */ + if (hwreg_present((void *)prom_addr)) { + int i; + + for (i = 0; i < 6; i++) + dev->dev_addr[i] = SONIC_READ_PROM(i); + if (!INVALID_MAC(dev->dev_addr)) + return; - /* Most of the time, the address is bit-reversed. The NetBSD - source has a rather long and detailed historical account of - why this is so. */ - if (memcmp(dev->dev_addr, "\x08\x00\x07", 3) && - memcmp(dev->dev_addr, "\x00\xA0\x40", 3) && - memcmp(dev->dev_addr, "\x00\x80\x19", 3) && - memcmp(dev->dev_addr, "\x00\x05\x02", 3)) + /* + * Most of the time, the address is bit-reversed. The NetBSD + * source has a rather long and detailed historical account of + * why this is so. + */ bit_reverse_addr(dev->dev_addr); - else - return 0; - - /* If we still have what seems to be a bogus address, we'll - look in the CAM. The top entry should be ours. */ - /* Danger! This only works if MacOS has already initialized - the card... */ - if (memcmp(dev->dev_addr, "\x08\x00\x07", 3) && - memcmp(dev->dev_addr, "\x00\xA0\x40", 3) && - memcmp(dev->dev_addr, "\x00\x80\x19", 3) && - memcmp(dev->dev_addr, "\x00\x05\x02", 3)) - { - unsigned short val; - - printk(KERN_INFO "macsonic: PROM seems to be wrong, trying CAM entry 15\n"); - - SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); - SONIC_WRITE(SONIC_CEP, 15); - - val = SONIC_READ(SONIC_CAP2); - dev->dev_addr[5] = val >> 8; - dev->dev_addr[4] = val & 0xff; - val = SONIC_READ(SONIC_CAP1); - dev->dev_addr[3] = val >> 8; - dev->dev_addr[2] = val & 0xff; - val = SONIC_READ(SONIC_CAP0); - dev->dev_addr[1] = val >> 8; - dev->dev_addr[0] = val & 0xff; - - printk(KERN_INFO "HW Address from CAM 15: %pM\n", - dev->dev_addr); - } else return 0; - - if (memcmp(dev->dev_addr, "\x08\x00\x07", 3) && - memcmp(dev->dev_addr, "\x00\xA0\x40", 3) && - memcmp(dev->dev_addr, "\x00\x80\x19", 3) && - memcmp(dev->dev_addr, "\x00\x05\x02", 3)) - { + if (!INVALID_MAC(dev->dev_addr)) + return; + /* - * Still nonsense ... messed up someplace! + * If we still have what seems to be a bogus address, we'll + * look in the CAM. The top entry should be ours. */ - printk(KERN_ERR "macsonic: ERROR (INVALID MAC)\n"); - return -EIO; - } else return 0; + printk(KERN_WARNING "macsonic: MAC address in PROM seems " + "to be invalid, trying CAM\n"); + } else { + printk(KERN_WARNING "macsonic: cannot read MAC address from " + "PROM, trying CAM\n"); + } + + /* This only works if MacOS has already initialized the card. */ + + SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); + SONIC_WRITE(SONIC_CEP, 15); + + val = SONIC_READ(SONIC_CAP2); + dev->dev_addr[5] = val >> 8; + dev->dev_addr[4] = val & 0xff; + val = SONIC_READ(SONIC_CAP1); + dev->dev_addr[3] = val >> 8; + dev->dev_addr[2] = val & 0xff; + val = SONIC_READ(SONIC_CAP0); + dev->dev_addr[1] = val >> 8; + dev->dev_addr[0] = val & 0xff; + + if (!INVALID_MAC(dev->dev_addr)) + return; + + /* Still nonsense ... messed up someplace! */ + + printk(KERN_WARNING "macsonic: MAC address in CAM entry 15 " + "seems invalid, will use a random MAC\n"); + random_ether_addr(dev->dev_addr); } static int __devinit mac_onboard_sonic_probe(struct net_device *dev) @@ -402,8 +406,7 @@ static int __devinit mac_onboard_sonic_probe(struct net_device *dev) SONIC_WRITE(SONIC_ISR, 0x7fff); /* Now look for the MAC address. */ - if (mac_onboard_sonic_ethernet_addr(dev) != 0) - return -ENODEV; + mac_onboard_sonic_ethernet_addr(dev); /* Shared init code */ return macsonic_init(dev); diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c index cea7531f4f40..a2fc70a0d0cc 100644 --- a/drivers/net/qlge/qlge_main.c +++ b/drivers/net/qlge/qlge_main.c @@ -3916,6 +3916,8 @@ static int __devinit ql_init_device(struct pci_dev *pdev, goto err_out; } + /* Set PCIe reset type for EEH to fundamental. */ + pdev->needs_freset = 1; pci_save_state(pdev); qdev->reg_base = ioremap_nocache(pci_resource_start(pdev, 1), diff --git a/drivers/net/qlge/qlge_mpi.c b/drivers/net/qlge/qlge_mpi.c index bcf13c96f73f..aec05f266107 100644 --- a/drivers/net/qlge/qlge_mpi.c +++ b/drivers/net/qlge/qlge_mpi.c @@ -499,7 +499,7 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp) /* Wait for the interrupt to come in. */ status = ql_wait_mbx_cmd_cmplt(qdev); if (status) - goto end; + continue; /* Process the event. If it's an AEN, it * will be handled in-line or a worker diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig index c47237c2d638..32d93564a74d 100644 --- a/drivers/net/usb/Kconfig +++ b/drivers/net/usb/Kconfig @@ -174,7 +174,7 @@ config USB_NET_CDCETHER * Ericsson Mobile Broadband Module (all variants) * Motorola (DM100 and SB4100) * Broadcom Cable Modem (reference design) - * Toshiba (PCX1100U and F3507g) + * Toshiba (PCX1100U and F3507g/F3607gw) * ... This driver creates an interface named "ethX", where X depends on diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 4a6aff579403..21e1ba160008 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -544,20 +544,60 @@ static const struct usb_device_id products [] = { USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), .driver_info = (unsigned long) &cdc_info, }, { - /* Ericsson F3307 */ + /* Ericsson F3607gw ver 2 */ + USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1905, USB_CLASS_COMM, + USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long) &cdc_info, +}, { + /* Ericsson F3607gw ver 3 */ USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1906, USB_CLASS_COMM, USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), .driver_info = (unsigned long) &cdc_info, }, { + /* Ericsson F3307 */ + USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x190a, USB_CLASS_COMM, + USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long) &cdc_info, +}, { + /* Ericsson F3307 ver 2 */ + USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1909, USB_CLASS_COMM, + USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long) &cdc_info, +}, { + /* Ericsson C3607w */ + USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1049, USB_CLASS_COMM, + USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long) &cdc_info, +}, { /* Toshiba F3507g */ USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x130b, USB_CLASS_COMM, USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), .driver_info = (unsigned long) &cdc_info, }, { + /* Toshiba F3607gw */ + USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x130c, USB_CLASS_COMM, + USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long) &cdc_info, +}, { + /* Toshiba F3607gw ver 2 */ + USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x1311, USB_CLASS_COMM, + USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long) &cdc_info, +}, { /* Dell F3507g */ USB_DEVICE_AND_INTERFACE_INFO(0x413c, 0x8147, USB_CLASS_COMM, USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), .driver_info = (unsigned long) &cdc_info, +}, { + /* Dell F3607gw */ + USB_DEVICE_AND_INTERFACE_INFO(0x413c, 0x8183, USB_CLASS_COMM, + USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long) &cdc_info, +}, { + /* Dell F3607gw ver 2 */ + USB_DEVICE_AND_INTERFACE_INFO(0x413c, 0x8184, USB_CLASS_COMM, + USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long) &cdc_info, }, { }, // END }; diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 05630f2f6930..b9e002fccbca 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -998,7 +998,7 @@ static unsigned int features[] = { VIRTIO_NET_F_CTRL_RX, VIRTIO_NET_F_CTRL_VLAN, }; -static struct virtio_driver virtio_net = { +static struct virtio_driver virtio_net_driver = { .feature_table = features, .feature_table_size = ARRAY_SIZE(features), .driver.name = KBUILD_MODNAME, @@ -1011,12 +1011,12 @@ static struct virtio_driver virtio_net = { static int __init init(void) { - return register_virtio_driver(&virtio_net); + return register_virtio_driver(&virtio_net_driver); } static void __exit fini(void) { - unregister_virtio_driver(&virtio_net); + unregister_virtio_driver(&virtio_net_driver); } module_init(init); module_exit(fini); diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c index a741d37fd96f..240cff1e6979 100644 --- a/drivers/net/wireless/ipw2x00/ipw2100.c +++ b/drivers/net/wireless/ipw2x00/ipw2100.c @@ -6325,10 +6325,8 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev, fail: if (dev) { - if (registered) { - unregister_ieee80211(priv->ieee); + if (registered) unregister_netdev(dev); - } ipw2100_hw_stop_adapter(priv); @@ -6385,7 +6383,6 @@ static void __devexit ipw2100_pci_remove_one(struct pci_dev *pci_dev) /* Unregister the device first - this results in close() * being called if the device is open. If we free storage * first, then close() will crash. */ - unregister_ieee80211(priv->ieee); unregister_netdev(dev); /* ipw2100_down will ensure that there is no more pending work diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c index 9b0f2c0646e0..827824d45de9 100644 --- a/drivers/net/wireless/ipw2x00/ipw2200.c +++ b/drivers/net/wireless/ipw2x00/ipw2200.c @@ -11822,7 +11822,6 @@ static int __devinit ipw_pci_probe(struct pci_dev *pdev, if (err) { IPW_ERROR("Failed to register promiscuous network " "device (error %d).\n", err); - unregister_ieee80211(priv->ieee); unregister_netdev(priv->net_dev); goto out_remove_sysfs; } @@ -11873,7 +11872,6 @@ static void __devexit ipw_pci_remove(struct pci_dev *pdev) mutex_unlock(&priv->mutex); - unregister_ieee80211(priv->ieee); unregister_netdev(priv->net_dev); if (priv->rxq) { diff --git a/drivers/net/wireless/ipw2x00/libipw.h b/drivers/net/wireless/ipw2x00/libipw.h index f42ade6c2d3e..bf45391172f3 100644 --- a/drivers/net/wireless/ipw2x00/libipw.h +++ b/drivers/net/wireless/ipw2x00/libipw.h @@ -1020,7 +1020,6 @@ static inline int libipw_is_cck_rate(u8 rate) /* ieee80211.c */ extern void free_ieee80211(struct net_device *dev, int monitor); extern struct net_device *alloc_ieee80211(int sizeof_priv, int monitor); -extern void unregister_ieee80211(struct libipw_device *ieee); extern int libipw_change_mtu(struct net_device *dev, int new_mtu); extern void libipw_networks_age(struct libipw_device *ieee, diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c index be5b809ec97a..a0e9f6aed7da 100644 --- a/drivers/net/wireless/ipw2x00/libipw_module.c +++ b/drivers/net/wireless/ipw2x00/libipw_module.c @@ -235,19 +235,16 @@ void free_ieee80211(struct net_device *dev, int monitor) libipw_networks_free(ieee); /* free cfg80211 resources */ - if (!monitor) + if (!monitor) { + wiphy_unregister(ieee->wdev.wiphy); + kfree(ieee->a_band.channels); + kfree(ieee->bg_band.channels); wiphy_free(ieee->wdev.wiphy); + } free_netdev(dev); } -void unregister_ieee80211(struct libipw_device *ieee) -{ - wiphy_unregister(ieee->wdev.wiphy); - kfree(ieee->a_band.channels); - kfree(ieee->bg_band.channels); -} - #ifdef CONFIG_LIBIPW_DEBUG static int debug = 0; @@ -333,4 +330,3 @@ module_init(libipw_init); EXPORT_SYMBOL(alloc_ieee80211); EXPORT_SYMBOL(free_ieee80211); -EXPORT_SYMBOL(unregister_ieee80211); diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 71761b343839..73bbec58341e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -815,6 +815,8 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) mutex_init(&rt2x00dev->csr_mutex); + set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); + /* * Make room for rt2x00_intf inside the per-interface * structure ieee80211_vif. @@ -871,8 +873,6 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) rt2x00leds_register(rt2x00dev); rt2x00debug_register(rt2x00dev); - set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); - return 0; exit: diff --git a/drivers/net/wireless/rt2x00/rt2x00link.c b/drivers/net/wireless/rt2x00/rt2x00link.c index c64db0ba7f40..c708d0be9155 100644 --- a/drivers/net/wireless/rt2x00/rt2x00link.c +++ b/drivers/net/wireless/rt2x00/rt2x00link.c @@ -362,8 +362,9 @@ void rt2x00link_start_tuner(struct rt2x00_dev *rt2x00dev) rt2x00link_reset_tuner(rt2x00dev, false); - ieee80211_queue_delayed_work(rt2x00dev->hw, - &link->work, LINK_TUNE_INTERVAL); + if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) + ieee80211_queue_delayed_work(rt2x00dev->hw, + &link->work, LINK_TUNE_INTERVAL); } void rt2x00link_stop_tuner(struct rt2x00_dev *rt2x00dev) @@ -469,8 +470,10 @@ static void rt2x00link_tuner(struct work_struct *work) * Increase tuner counter, and reschedule the next link tuner run. */ link->count++; - ieee80211_queue_delayed_work(rt2x00dev->hw, - &link->work, LINK_TUNE_INTERVAL); + + if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) + ieee80211_queue_delayed_work(rt2x00dev->hw, + &link->work, LINK_TUNE_INTERVAL); } void rt2x00link_register(struct rt2x00_dev *rt2x00dev) diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 501544882c2c..f02b48a90593 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -47,6 +47,8 @@ int rt2x00usb_vendor_request(struct rt2x00_dev *rt2x00dev, (requesttype == USB_VENDOR_REQUEST_IN) ? usb_rcvctrlpipe(usb_dev, 0) : usb_sndctrlpipe(usb_dev, 0); + if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) + return -ENODEV; for (i = 0; i < REGISTER_BUSY_COUNT; i++) { status = usb_control_msg(usb_dev, pipe, request, requesttype, @@ -60,8 +62,10 @@ int rt2x00usb_vendor_request(struct rt2x00_dev *rt2x00dev, * -ENODEV: Device has disappeared, no point continuing. * All other errors: Try again. */ - else if (status == -ENODEV) + else if (status == -ENODEV) { + clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); break; + } } ERROR(rt2x00dev, @@ -161,6 +165,9 @@ int rt2x00usb_regbusy_read(struct rt2x00_dev *rt2x00dev, { unsigned int i; + if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) + return -ENODEV; + for (i = 0; i < REGISTER_BUSY_COUNT; i++) { rt2x00usb_register_read_lock(rt2x00dev, offset, reg); if (!rt2x00_get_field32(*reg, field)) diff --git a/drivers/net/wireless/rtl818x/rtl8187_leds.c b/drivers/net/wireless/rtl818x/rtl8187_leds.c index a1c670fc1552..cf8a4a40fdf6 100644 --- a/drivers/net/wireless/rtl818x/rtl8187_leds.c +++ b/drivers/net/wireless/rtl818x/rtl8187_leds.c @@ -210,10 +210,10 @@ void rtl8187_leds_exit(struct ieee80211_hw *dev) /* turn the LED off before exiting */ ieee80211_queue_delayed_work(dev, &priv->led_off, 0); - cancel_delayed_work_sync(&priv->led_off); - cancel_delayed_work_sync(&priv->led_on); rtl8187_unregister_led(&priv->led_rx); rtl8187_unregister_led(&priv->led_tx); + cancel_delayed_work_sync(&priv->led_off); + cancel_delayed_work_sync(&priv->led_on); } #endif /* def CONFIG_RTL8187_LED */ diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index d379e74a05d0..4226e5352738 100644 --- a/drivers/platform/x86/eeepc-laptop.c +++ b/drivers/platform/x86/eeepc-laptop.c @@ -150,8 +150,6 @@ struct eeepc_hotk { /* The actual device the driver binds to */ static struct eeepc_hotk *ehotk; -static void eeepc_rfkill_hotplug(bool real); - /* Platform device/driver */ static int eeepc_hotk_thaw(struct device *device); static int eeepc_hotk_restore(struct device *device); @@ -345,16 +343,7 @@ static bool eeepc_wlan_rfkill_blocked(void) static int eeepc_rfkill_set(void *data, bool blocked) { unsigned long asl = (unsigned long)data; - int ret; - - if (asl != CM_ASL_WLAN) - return set_acpi(asl, !blocked); - - /* hack to avoid panic with rt2860sta */ - if (blocked) - eeepc_rfkill_hotplug(false); - ret = set_acpi(asl, !blocked); - return ret; + return set_acpi(asl, !blocked); } static const struct rfkill_ops eeepc_rfkill_ops = { @@ -367,7 +356,8 @@ static void __devinit eeepc_enable_camera(void) * If the following call to set_acpi() fails, it's because there's no * camera so we can ignore the error. */ - set_acpi(CM_ASL_CAMERA, 1); + if (get_acpi(CM_ASL_CAMERA) == 0) + set_acpi(CM_ASL_CAMERA, 1); } /* @@ -654,13 +644,13 @@ static int eeepc_get_adapter_status(struct hotplug_slot *hotplug_slot, return 0; } -static void eeepc_rfkill_hotplug(bool real) +static void eeepc_rfkill_hotplug(void) { struct pci_dev *dev; struct pci_bus *bus; - bool blocked = real ? eeepc_wlan_rfkill_blocked() : true; + bool blocked = eeepc_wlan_rfkill_blocked(); - if (real && ehotk->wlan_rfkill) + if (ehotk->wlan_rfkill) rfkill_set_sw_state(ehotk->wlan_rfkill, blocked); mutex_lock(&ehotk->hotplug_lock); @@ -703,7 +693,7 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data) if (event != ACPI_NOTIFY_BUS_CHECK) return; - eeepc_rfkill_hotplug(true); + eeepc_rfkill_hotplug(); } static void eeepc_hotk_notify(struct acpi_device *device, u32 event) @@ -861,7 +851,7 @@ static int eeepc_hotk_restore(struct device *device) { /* Refresh both wlan rfkill state and pci hotplug */ if (ehotk->wlan_rfkill) - eeepc_rfkill_hotplug(true); + eeepc_rfkill_hotplug(); if (ehotk->bluetooth_rfkill) rfkill_set_sw_state(ehotk->bluetooth_rfkill, @@ -1004,7 +994,7 @@ static void eeepc_rfkill_exit(void) * Refresh pci hotplug in case the rfkill state was changed after * eeepc_unregister_rfkill_notifier() */ - eeepc_rfkill_hotplug(true); + eeepc_rfkill_hotplug(); if (ehotk->hotplug_slot) pci_hp_deregister(ehotk->hotplug_slot); @@ -1120,7 +1110,7 @@ static int eeepc_rfkill_init(struct device *dev) * Refresh pci hotplug in case the rfkill state was changed during * setup. */ - eeepc_rfkill_hotplug(true); + eeepc_rfkill_hotplug(); exit: if (result && result != -ENODEV) diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c index 85119fb7cb50..6498bd1fb6dd 100644 --- a/drivers/serial/sh-sci.c +++ b/drivers/serial/sh-sci.c @@ -1143,7 +1143,7 @@ static void serial_console_write(struct console *co, const char *s, while ((sci_in(port, SCxSR) & bits) != bits) cpu_relax(); - if (sci_port->disable); + if (sci_port->disable) sci_port->disable(port); } diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c index 4e83c297ec9e..6f8d8f971212 100644 --- a/drivers/thermal/thermal_sys.c +++ b/drivers/thermal/thermal_sys.c @@ -180,15 +180,15 @@ trip_point_type_show(struct device *dev, struct device_attribute *attr, switch (type) { case THERMAL_TRIP_CRITICAL: - return sprintf(buf, "critical"); + return sprintf(buf, "critical\n"); case THERMAL_TRIP_HOT: - return sprintf(buf, "hot"); + return sprintf(buf, "hot\n"); case THERMAL_TRIP_PASSIVE: - return sprintf(buf, "passive"); + return sprintf(buf, "passive\n"); case THERMAL_TRIP_ACTIVE: - return sprintf(buf, "active"); + return sprintf(buf, "active\n"); default: - return sprintf(buf, "unknown"); + return sprintf(buf, "unknown\n"); } } diff --git a/fs/Kconfig b/fs/Kconfig index 2126078a38ed..64d44efad7a5 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@ -135,7 +135,7 @@ config TMPFS_POSIX_ACL config HUGETLBFS bool "HugeTLB file system support" - depends on X86 || IA64 || PPC_BOOK3S_64 || SPARC64 || (S390 && 64BIT) || \ + depends on X86 || IA64 || SPARC64 || (S390 && 64BIT) || \ SYS_SUPPORTS_HUGETLBFS || BROKEN help hugetlbfs is a filesystem backing for HugeTLB pages, based on @@ -325,8 +325,16 @@ static void bio_fs_destructor(struct bio *bio) * @gfp_mask: allocation mask to use * @nr_iovecs: number of iovecs * - * Allocate a new bio with @nr_iovecs bvecs. If @gfp_mask - * contains __GFP_WAIT, the allocation is guaranteed to succeed. + * bio_alloc will allocate a bio and associated bio_vec array that can hold + * at least @nr_iovecs entries. Allocations will be done from the + * fs_bio_set. Also see @bio_alloc_bioset and @bio_kmalloc. + * + * If %__GFP_WAIT is set, then bio_alloc will always be able to allocate + * a bio. This is due to the mempool guarantees. To make this work, callers + * must never allocate more than 1 bio at a time from this pool. Callers + * that need to allocate more than 1 bio must always submit the previously + * allocated bio for IO before attempting to allocate a new one. Failure to + * do so can cause livelocks under memory pressure. * * RETURNS: * Pointer to new bio on success, NULL on failure. @@ -350,21 +358,13 @@ static void bio_kmalloc_destructor(struct bio *bio) } /** - * bio_alloc - allocate a bio for I/O + * bio_kmalloc - allocate a bio for I/O using kmalloc() * @gfp_mask: the GFP_ mask given to the slab allocator * @nr_iovecs: number of iovecs to pre-allocate * * Description: - * bio_alloc will allocate a bio and associated bio_vec array that can hold - * at least @nr_iovecs entries. Allocations will be done from the - * fs_bio_set. Also see @bio_alloc_bioset. - * - * If %__GFP_WAIT is set, then bio_alloc will always be able to allocate - * a bio. This is due to the mempool guarantees. To make this work, callers - * must never allocate more than 1 bio at a time from this pool. Callers - * that need to allocate more than 1 bio must always submit the previously - * allocated bio for IO before attempting to allocate a new one. Failure to - * do so can cause livelocks under memory pressure. + * Allocate a new bio with @nr_iovecs bvecs. If @gfp_mask contains + * %__GFP_WAIT, the allocation is guaranteed to succeed. * **/ struct bio *bio_kmalloc(gfp_t gfp_mask, int nr_iovecs) @@ -407,7 +407,7 @@ EXPORT_SYMBOL(zero_fill_bio); * * Description: * Put a reference to a &struct bio, either one you have gotten with - * bio_alloc or bio_get. The last put of a bio will free it. + * bio_alloc, bio_get or bio_clone. The last put of a bio will free it. **/ void bio_put(struct bio *bio) { diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index 6928c24d1d42..5646727e33f5 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -388,4 +388,5 @@ extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon, const int netfid, __u64 *pExtAttrBits, __u64 *pMask); +extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb); #endif /* _CIFSPROTO_H */ diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index b09098079916..63ea83ff687f 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -2220,16 +2220,8 @@ is_path_accessible(int xid, struct cifsTconInfo *tcon, struct cifs_sb_info *cifs_sb, const char *full_path) { int rc; - __u64 inode_num; FILE_ALL_INFO *pfile_info; - rc = CIFSGetSrvInodeNumber(xid, tcon, full_path, &inode_num, - cifs_sb->local_nls, - cifs_sb->mnt_cifs_flags & - CIFS_MOUNT_MAP_SPECIAL_CHR); - if (rc != -EOPNOTSUPP) - return rc; - pfile_info = kmalloc(sizeof(FILE_ALL_INFO), GFP_KERNEL); if (pfile_info == NULL) return -ENOMEM; diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 5e2492535daa..cababd8a52df 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -512,13 +512,10 @@ int cifs_get_inode_info(struct inode **pinode, cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); - if (rc1) { + if (rc1 || !fattr.cf_uniqueid) { cFYI(1, ("GetSrvInodeNum rc %d", rc1)); fattr.cf_uniqueid = iunique(sb, ROOT_I); - /* disable serverino if call not supported */ - if (rc1 == -EINVAL) - cifs_sb->mnt_cifs_flags &= - ~CIFS_MOUNT_SERVER_INUM; + cifs_autodisable_serverino(cifs_sb); } } else { fattr.cf_uniqueid = iunique(sb, ROOT_I); diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index 0241b25ac33f..1e25efcb55c8 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -715,3 +715,17 @@ cifsConvertToUCS(__le16 *target, const char *source, int maxlen, ctoUCS_out: return i; } + +void +cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb) +{ + if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM) { + cifs_sb->mnt_cifs_flags &= CIFS_MOUNT_SERVER_INUM; + cERROR(1, ("Autodisabling the use of server inode numbers on " + "%s. This server doesn't seem to support them " + "properly. Hardlinks will not be recognized on this " + "mount. Consider mounting with the \"noserverino\" " + "option to silence this message.", + cifs_sb->tcon->treeName)); + } +} diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index 1f098ca71636..f84062f9a985 100644 --- a/fs/cifs/readdir.c +++ b/fs/cifs/readdir.c @@ -727,11 +727,12 @@ static int cifs_filldir(char *pfindEntry, struct file *file, filldir_t filldir, cifs_dir_info_to_fattr(&fattr, (FILE_DIRECTORY_INFO *) pfindEntry, cifs_sb); - /* FIXME: make _to_fattr functions fill this out */ - if (pCifsF->srch_inf.info_level == SMB_FIND_FILE_ID_FULL_DIR_INFO) + if (inum && (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM)) { fattr.cf_uniqueid = inum; - else + } else { fattr.cf_uniqueid = iunique(sb, ROOT_I); + cifs_autodisable_serverino(cifs_sb); + } ino = cifs_uniqueid_to_ino_t(fattr.cf_uniqueid); tmp_dentry = cifs_readdir_lookup(file->f_dentry, &qstring, &fattr); diff --git a/fs/compat.c b/fs/compat.c index d576b552e8e2..6c19040ffeef 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -1532,6 +1532,8 @@ int compat_do_execve(char * filename, if (retval < 0) goto out; + current->stack_start = current->mm->start_stack; + /* execve succeeded */ current->fs->in_exec = 0; current->in_execve = 0; diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index 992f6c9410bb..8ada78aade58 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -712,8 +712,10 @@ static int fuse_rename(struct inode *olddir, struct dentry *oldent, fuse_invalidate_attr(newdir); /* newent will end up negative */ - if (newent->d_inode) + if (newent->d_inode) { + fuse_invalidate_attr(newent->d_inode); fuse_invalidate_entry_cache(newent); + } } else if (err == -EINTR) { /* If request was interrupted, DEITY only knows if the rename actually took place. If the invalidation diff --git a/fs/fuse/file.c b/fs/fuse/file.c index a3492f7d207c..c18913a777ae 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1063,7 +1063,8 @@ ssize_t fuse_direct_io(struct file *file, const char __user *buf, break; } } - fuse_put_request(fc, req); + if (!IS_ERR(req)) + fuse_put_request(fc, req); if (res > 0) *ppos = pos; @@ -1599,7 +1600,7 @@ static int fuse_ioctl_copy_user(struct page **pages, struct iovec *iov, kaddr += copy; } - kunmap(map); + kunmap(page); } return 0; diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index 5fad489ce5bc..e0201837d244 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -21,6 +21,7 @@ #include <linux/completion.h> #include <linux/mutex.h> #include <linux/slab.h> +#include <linux/security.h> #include "sysfs.h" DEFINE_MUTEX(sysfs_mutex); @@ -285,6 +286,9 @@ void release_sysfs_dirent(struct sysfs_dirent * sd) sysfs_put(sd->s_symlink.target_sd); if (sysfs_type(sd) & SYSFS_COPY_NAME) kfree(sd->s_name); + if (sd->s_iattr && sd->s_iattr->ia_secdata) + security_release_secctx(sd->s_iattr->ia_secdata, + sd->s_iattr->ia_secdata_len); kfree(sd->s_iattr); sysfs_free_ino(sd->s_ino); kmem_cache_free(sysfs_dir_cachep, sd); diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h index cbdd6284996d..5cf7270e3ffc 100644 --- a/include/net/netfilter/nf_conntrack.h +++ b/include/net/netfilter/nf_conntrack.h @@ -255,11 +255,9 @@ static inline bool nf_ct_kill(struct nf_conn *ct) } /* These are for NAT. Icky. */ -/* Update TCP window tracking data when NAT mangles the packet */ -extern void nf_conntrack_tcp_update(const struct sk_buff *skb, - unsigned int dataoff, - struct nf_conn *ct, int dir, - s16 offset); +extern s16 (*nf_ct_nat_offset)(const struct nf_conn *ct, + enum ip_conntrack_dir dir, + u32 seq); /* Fake conntrack entry for untracked connections */ extern struct nf_conn nf_conntrack_untracked; diff --git a/include/net/netfilter/nf_nat_helper.h b/include/net/netfilter/nf_nat_helper.h index 237a961f40e1..4222220920a5 100644 --- a/include/net/netfilter/nf_nat_helper.h +++ b/include/net/netfilter/nf_nat_helper.h @@ -32,4 +32,8 @@ extern int (*nf_nat_seq_adjust_hook)(struct sk_buff *skb, * to port ct->master->saved_proto. */ extern void nf_nat_follow_master(struct nf_conn *ct, struct nf_conntrack_expect *this); + +extern s16 nf_nat_get_offset(const struct nf_conn *ct, + enum ip_conntrack_dir dir, + u32 seq); #endif diff --git a/kernel/kthread.c b/kernel/kthread.c index 5fe709982caa..ab7ae57773e1 100644 --- a/kernel/kthread.c +++ b/kernel/kthread.c @@ -150,29 +150,6 @@ struct task_struct *kthread_create(int (*threadfn)(void *data), EXPORT_SYMBOL(kthread_create); /** - * kthread_bind - bind a just-created kthread to a cpu. - * @k: thread created by kthread_create(). - * @cpu: cpu (might not be online, must be possible) for @k to run on. - * - * Description: This function is equivalent to set_cpus_allowed(), - * except that @cpu doesn't need to be online, and the thread must be - * stopped (i.e., just returned from kthread_create()). - */ -void kthread_bind(struct task_struct *k, unsigned int cpu) -{ - /* Must have done schedule() in kthread() before we set_task_cpu */ - if (!wait_task_inactive(k, TASK_UNINTERRUPTIBLE)) { - WARN_ON(1); - return; - } - set_task_cpu(k, cpu); - k->cpus_allowed = cpumask_of_cpu(cpu); - k->rt.nr_cpus_allowed = 1; - k->flags |= PF_THREAD_BOUND; -} -EXPORT_SYMBOL(kthread_bind); - -/** * kthread_stop - stop a thread created by kthread_create(). * @k: thread created by kthread_create(). * diff --git a/kernel/sched.c b/kernel/sched.c index a455dca884a6..28dd4f490bfc 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -1992,6 +1992,38 @@ static inline void check_class_changed(struct rq *rq, struct task_struct *p, p->sched_class->prio_changed(rq, p, oldprio, running); } +/** + * kthread_bind - bind a just-created kthread to a cpu. + * @k: thread created by kthread_create(). + * @cpu: cpu (might not be online, must be possible) for @k to run on. + * + * Description: This function is equivalent to set_cpus_allowed(), + * except that @cpu doesn't need to be online, and the thread must be + * stopped (i.e., just returned from kthread_create()). + * + * Function lives here instead of kthread.c because it messes with + * scheduler internals which require locking. + */ +void kthread_bind(struct task_struct *p, unsigned int cpu) +{ + struct rq *rq = cpu_rq(cpu); + unsigned long flags; + + /* Must have done schedule() in kthread() before we set_task_cpu */ + if (!wait_task_inactive(p, TASK_UNINTERRUPTIBLE)) { + WARN_ON(1); + return; + } + + spin_lock_irqsave(&rq->lock, flags); + set_task_cpu(p, cpu); + p->cpus_allowed = cpumask_of_cpu(cpu); + p->rt.nr_cpus_allowed = 1; + p->flags |= PF_THREAD_BOUND; + spin_unlock_irqrestore(&rq->lock, flags); +} +EXPORT_SYMBOL(kthread_bind); + #ifdef CONFIG_SMP /* * Is this task likely cache-hot: @@ -2004,7 +2036,7 @@ task_hot(struct task_struct *p, u64 now, struct sched_domain *sd) /* * Buddy candidates are cache hot: */ - if (sched_feat(CACHE_HOT_BUDDY) && + if (sched_feat(CACHE_HOT_BUDDY) && this_rq()->nr_running && (&p->se == cfs_rq_of(&p->se)->next || &p->se == cfs_rq_of(&p->se)->last)) return 1; @@ -9532,13 +9564,13 @@ void __init sched_init(void) current->sched_class = &fair_sched_class; /* Allocate the nohz_cpu_mask if CONFIG_CPUMASK_OFFSTACK */ - alloc_cpumask_var(&nohz_cpu_mask, GFP_NOWAIT); + zalloc_cpumask_var(&nohz_cpu_mask, GFP_NOWAIT); #ifdef CONFIG_SMP #ifdef CONFIG_NO_HZ - alloc_cpumask_var(&nohz.cpu_mask, GFP_NOWAIT); + zalloc_cpumask_var(&nohz.cpu_mask, GFP_NOWAIT); alloc_cpumask_var(&nohz.ilb_grp_nohz_mask, GFP_NOWAIT); #endif - alloc_cpumask_var(&cpu_isolated_map, GFP_NOWAIT); + zalloc_cpumask_var(&cpu_isolated_map, GFP_NOWAIT); #endif /* SMP */ perf_event_init(); diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index c32c3e643daa..37087a7fac22 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -822,6 +822,26 @@ check_preempt_tick(struct cfs_rq *cfs_rq, struct sched_entity *curr) * re-elected due to buddy favours. */ clear_buddies(cfs_rq, curr); + return; + } + + /* + * Ensure that a task that missed wakeup preemption by a + * narrow margin doesn't have to wait for a full slice. + * This also mitigates buddy induced latencies under load. + */ + if (!sched_feat(WAKEUP_PREEMPT)) + return; + + if (delta_exec < sysctl_sched_min_granularity) + return; + + if (cfs_rq->nr_running > 1) { + struct sched_entity *se = __pick_next_entity(cfs_rq); + s64 delta = curr->vruntime - se->vruntime; + + if (delta > ideal_runtime) + resched_task(rq_of(cfs_rq)->curr); } } @@ -861,21 +881,18 @@ wakeup_preempt_entity(struct sched_entity *curr, struct sched_entity *se); static struct sched_entity *pick_next_entity(struct cfs_rq *cfs_rq) { struct sched_entity *se = __pick_next_entity(cfs_rq); - struct sched_entity *buddy; + struct sched_entity *left = se; - if (cfs_rq->next) { - buddy = cfs_rq->next; - cfs_rq->next = NULL; - if (wakeup_preempt_entity(buddy, se) < 1) - return buddy; - } + if (cfs_rq->next && wakeup_preempt_entity(cfs_rq->next, left) < 1) + se = cfs_rq->next; - if (cfs_rq->last) { - buddy = cfs_rq->last; - cfs_rq->last = NULL; - if (wakeup_preempt_entity(buddy, se) < 1) - return buddy; - } + /* + * Prefer last buddy, try to return the CPU to a preempted task. + */ + if (cfs_rq->last && wakeup_preempt_entity(cfs_rq->last, left) < 1) + se = cfs_rq->last; + + clear_buddies(cfs_rq, se); return se; } @@ -1577,6 +1594,7 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int wake_ struct sched_entity *se = &curr->se, *pse = &p->se; struct cfs_rq *cfs_rq = task_cfs_rq(curr); int sync = wake_flags & WF_SYNC; + int scale = cfs_rq->nr_running >= sched_nr_latency; update_curr(cfs_rq); @@ -1591,18 +1609,7 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int wake_ if (unlikely(se == pse)) return; - /* - * Only set the backward buddy when the current task is still on the - * rq. This can happen when a wakeup gets interleaved with schedule on - * the ->pre_schedule() or idle_balance() point, either of which can - * drop the rq lock. - * - * Also, during early boot the idle thread is in the fair class, for - * obvious reasons its a bad idea to schedule back to the idle thread. - */ - if (sched_feat(LAST_BUDDY) && likely(se->on_rq && curr != rq->idle)) - set_last_buddy(se); - if (sched_feat(NEXT_BUDDY) && !(wake_flags & WF_FORK)) + if (sched_feat(NEXT_BUDDY) && scale && !(wake_flags & WF_FORK)) set_next_buddy(pse); /* @@ -1648,8 +1655,22 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int wake_ BUG_ON(!pse); - if (wakeup_preempt_entity(se, pse) == 1) + if (wakeup_preempt_entity(se, pse) == 1) { resched_task(curr); + /* + * Only set the backward buddy when the current task is still + * on the rq. This can happen when a wakeup gets interleaved + * with schedule on the ->pre_schedule() or idle_balance() + * point, either of which can * drop the rq lock. + * + * Also, during early boot the idle thread is in the fair class, + * for obvious reasons its a bad idea to schedule back to it. + */ + if (unlikely(!se->on_rq || curr == rq->idle)) + return; + if (sched_feat(LAST_BUDDY) && scale && entity_is_task(se)) + set_last_buddy(se); + } } static struct task_struct *pick_next_task_fair(struct rq *rq) diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 9c451a1930b6..6dc4e5ef7a01 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -2222,15 +2222,15 @@ ftrace_regex_write(struct file *file, const char __user *ubuf, ret = ftrace_process_regex(parser->buffer, parser->idx, enable); if (ret) - goto out; + goto out_unlock; trace_parser_clear(parser); } ret = read; - +out_unlock: mutex_unlock(&ftrace_regex_lock); -out: + return ret; } diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 3ffa502fb243..5dd017fea6f5 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -1193,6 +1193,7 @@ rb_remove_pages(struct ring_buffer_per_cpu *cpu_buffer, unsigned nr_pages) atomic_inc(&cpu_buffer->record_disabled); synchronize_sched(); + spin_lock_irq(&cpu_buffer->reader_lock); rb_head_page_deactivate(cpu_buffer); for (i = 0; i < nr_pages; i++) { @@ -1207,6 +1208,7 @@ rb_remove_pages(struct ring_buffer_per_cpu *cpu_buffer, unsigned nr_pages) return; rb_reset_cpu(cpu_buffer); + spin_unlock_irq(&cpu_buffer->reader_lock); rb_check_pages(cpu_buffer); diff --git a/lib/dma-debug.c b/lib/dma-debug.c index 58a9f9fc609a..ce6b7eabf674 100644 --- a/lib/dma-debug.c +++ b/lib/dma-debug.c @@ -819,9 +819,11 @@ static void check_unmap(struct dma_debug_entry *ref) err_printk(ref->dev, entry, "DMA-API: device driver frees " "DMA memory with different CPU address " "[device address=0x%016llx] [size=%llu bytes] " - "[cpu alloc address=%p] [cpu free address=%p]", + "[cpu alloc address=0x%016llx] " + "[cpu free address=0x%016llx]", ref->dev_addr, ref->size, - (void *)entry->paddr, (void *)ref->paddr); + (unsigned long long)entry->paddr, + (unsigned long long)ref->paddr); } if (ref->sg_call_ents && ref->type == dma_debug_sg && diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 1065b715ef64..11aee09dd2a6 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -628,6 +628,8 @@ static void bdi_prune_sb(struct backing_dev_info *bdi) void bdi_unregister(struct backing_dev_info *bdi) { if (bdi->dev) { + bdi_prune_sb(bdi); + if (!bdi_cap_flush_forker(bdi)) bdi_wb_shutdown(bdi); bdi_debug_unregister(bdi); @@ -697,7 +699,6 @@ void bdi_destroy(struct backing_dev_info *bdi) spin_unlock(&inode_lock); } - bdi_prune_sb(bdi); bdi_unregister(bdi); for (i = 0; i < NR_BDI_STAT_ITEMS; i++) diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index b1b3b0fbf41c..4a9f52732655 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -377,12 +377,16 @@ int br_add_if(struct net_bridge *br, struct net_device *dev) struct net_bridge_port *p; int err = 0; - if (dev->flags & IFF_LOOPBACK || dev->type != ARPHRD_ETHER) + /* Don't allow bridging non-ethernet like devices */ + if ((dev->flags & IFF_LOOPBACK) || + dev->type != ARPHRD_ETHER || dev->addr_len != ETH_ALEN) return -EINVAL; + /* No bridging of bridges */ if (dev->netdev_ops->ndo_start_xmit == br_dev_xmit) return -ELOOP; + /* Device is already being bridged */ if (dev->br_port != NULL) return -EBUSY; diff --git a/net/can/bcm.c b/net/can/bcm.c index 597da4f8f888..e8d58f33fe09 100644 --- a/net/can/bcm.c +++ b/net/can/bcm.c @@ -132,23 +132,27 @@ static inline struct bcm_sock *bcm_sk(const struct sock *sk) /* * procfs functions */ -static char *bcm_proc_getifname(int ifindex) +static char *bcm_proc_getifname(char *result, int ifindex) { struct net_device *dev; if (!ifindex) return "any"; - /* no usage counting */ + read_lock(&dev_base_lock); dev = __dev_get_by_index(&init_net, ifindex); if (dev) - return dev->name; + strcpy(result, dev->name); + else + strcpy(result, "???"); + read_unlock(&dev_base_lock); - return "???"; + return result; } static int bcm_proc_show(struct seq_file *m, void *v) { + char ifname[IFNAMSIZ]; struct sock *sk = (struct sock *)m->private; struct bcm_sock *bo = bcm_sk(sk); struct bcm_op *op; @@ -157,7 +161,7 @@ static int bcm_proc_show(struct seq_file *m, void *v) seq_printf(m, " / sk %p", sk); seq_printf(m, " / bo %p", bo); seq_printf(m, " / dropped %lu", bo->dropped_usr_msgs); - seq_printf(m, " / bound %s", bcm_proc_getifname(bo->ifindex)); + seq_printf(m, " / bound %s", bcm_proc_getifname(ifname, bo->ifindex)); seq_printf(m, " <<<\n"); list_for_each_entry(op, &bo->rx_ops, list) { @@ -169,7 +173,7 @@ static int bcm_proc_show(struct seq_file *m, void *v) continue; seq_printf(m, "rx_op: %03X %-5s ", - op->can_id, bcm_proc_getifname(op->ifindex)); + op->can_id, bcm_proc_getifname(ifname, op->ifindex)); seq_printf(m, "[%d]%c ", op->nframes, (op->flags & RX_CHECK_DLC)?'d':' '); if (op->kt_ival1.tv64) @@ -194,7 +198,8 @@ static int bcm_proc_show(struct seq_file *m, void *v) list_for_each_entry(op, &bo->tx_ops, list) { seq_printf(m, "tx_op: %03X %s [%d] ", - op->can_id, bcm_proc_getifname(op->ifindex), + op->can_id, + bcm_proc_getifname(ifname, op->ifindex), op->nframes); if (op->kt_ival1.tv64) diff --git a/net/decnet/sysctl_net_decnet.c b/net/decnet/sysctl_net_decnet.c index 26b0ab1e9f56..2036568beea9 100644 --- a/net/decnet/sysctl_net_decnet.c +++ b/net/decnet/sysctl_net_decnet.c @@ -263,11 +263,10 @@ static int dn_def_dev_strategy(ctl_table *table, return -ENODEV; rv = -ENODEV; - if (dev->dn_ptr != NULL) { + if (dev->dn_ptr != NULL) rv = dn_dev_set_default(dev, 1); - if (rv) - dev_put(dev); - } + if (rv) + dev_put(dev); } return rv; diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index 08ccd344de7a..ae40ed1ba560 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -438,25 +438,27 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev) goto tx_error; } - if (tiph->frag_off) + df |= old_iph->frag_off & htons(IP_DF); + + if (df) { mtu = dst_mtu(&rt->u.dst) - sizeof(struct iphdr); - else - mtu = skb_dst(skb) ? dst_mtu(skb_dst(skb)) : dev->mtu; - if (mtu < 68) { - stats->collisions++; - ip_rt_put(rt); - goto tx_error; - } - if (skb_dst(skb)) - skb_dst(skb)->ops->update_pmtu(skb_dst(skb), mtu); + if (mtu < 68) { + stats->collisions++; + ip_rt_put(rt); + goto tx_error; + } - df |= (old_iph->frag_off&htons(IP_DF)); + if (skb_dst(skb)) + skb_dst(skb)->ops->update_pmtu(skb_dst(skb), mtu); - if ((old_iph->frag_off&htons(IP_DF)) && mtu < ntohs(old_iph->tot_len)) { - icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, htonl(mtu)); - ip_rt_put(rt); - goto tx_error; + if ((old_iph->frag_off & htons(IP_DF)) && + mtu < ntohs(old_iph->tot_len)) { + icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, + htonl(mtu)); + ip_rt_put(rt); + goto tx_error; + } } if (tunnel->err_count > 0) { diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c index 68afc6ecd343..fe1a64479dd0 100644 --- a/net/ipv4/netfilter/nf_nat_core.c +++ b/net/ipv4/netfilter/nf_nat_core.c @@ -750,6 +750,8 @@ static int __init nf_nat_init(void) BUG_ON(nfnetlink_parse_nat_setup_hook != NULL); rcu_assign_pointer(nfnetlink_parse_nat_setup_hook, nfnetlink_parse_nat_setup); + BUG_ON(nf_ct_nat_offset != NULL); + rcu_assign_pointer(nf_ct_nat_offset, nf_nat_get_offset); return 0; cleanup_extend: @@ -764,6 +766,7 @@ static void __exit nf_nat_cleanup(void) nf_ct_extend_unregister(&nat_extend); rcu_assign_pointer(nf_nat_seq_adjust_hook, NULL); rcu_assign_pointer(nfnetlink_parse_nat_setup_hook, NULL); + rcu_assign_pointer(nf_ct_nat_offset, NULL); synchronize_net(); } diff --git a/net/ipv4/netfilter/nf_nat_helper.c b/net/ipv4/netfilter/nf_nat_helper.c index 09172a65d9b6..f9520fa3aba9 100644 --- a/net/ipv4/netfilter/nf_nat_helper.c +++ b/net/ipv4/netfilter/nf_nat_helper.c @@ -73,6 +73,28 @@ adjust_tcp_sequence(u32 seq, DUMP_OFFSET(this_way); } +/* Get the offset value, for conntrack */ +s16 nf_nat_get_offset(const struct nf_conn *ct, + enum ip_conntrack_dir dir, + u32 seq) +{ + struct nf_conn_nat *nat = nfct_nat(ct); + struct nf_nat_seq *this_way; + s16 offset; + + if (!nat) + return 0; + + this_way = &nat->seq[dir]; + spin_lock_bh(&nf_nat_seqofs_lock); + offset = after(seq, this_way->correction_pos) + ? this_way->offset_after : this_way->offset_before; + spin_unlock_bh(&nf_nat_seqofs_lock); + + return offset; +} +EXPORT_SYMBOL_GPL(nf_nat_get_offset); + /* Frobs data inside this packet, which is linear. */ static void mangle_contents(struct sk_buff *skb, unsigned int dataoff, @@ -189,11 +211,6 @@ nf_nat_mangle_tcp_packet(struct sk_buff *skb, adjust_tcp_sequence(ntohl(tcph->seq), (int)rep_len - (int)match_len, ct, ctinfo); - /* Tell TCP window tracking about seq change */ - nf_conntrack_tcp_update(skb, ip_hdrlen(skb), - ct, CTINFO2DIR(ctinfo), - (int)rep_len - (int)match_len); - nf_conntrack_event_cache(IPCT_NATSEQADJ, ct); } return 1; @@ -415,12 +432,7 @@ nf_nat_seq_adjust(struct sk_buff *skb, tcph->seq = newseq; tcph->ack_seq = newack; - if (!nf_nat_sack_adjust(skb, tcph, ct, ctinfo)) - return 0; - - nf_conntrack_tcp_update(skb, ip_hdrlen(skb), ct, dir, seqoff); - - return 1; + return nf_nat_sack_adjust(skb, tcph, ct, ctinfo); } /* Setup NAT on this expected conntrack so it follows master. */ diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index ca6e68dcd8a8..b9168c1864ca 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -1351,6 +1351,11 @@ err_stat: return ret; } +s16 (*nf_ct_nat_offset)(const struct nf_conn *ct, + enum ip_conntrack_dir dir, + u32 seq); +EXPORT_SYMBOL_GPL(nf_ct_nat_offset); + int nf_conntrack_init(struct net *net) { int ret; @@ -1368,6 +1373,9 @@ int nf_conntrack_init(struct net *net) /* For use by REJECT target */ rcu_assign_pointer(ip_ct_attach, nf_conntrack_attach); rcu_assign_pointer(nf_ct_destroy, destroy_conntrack); + + /* Howto get NAT offsets */ + rcu_assign_pointer(nf_ct_nat_offset, NULL); } return 0; diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c index 97a82ba75376..ba2b76937283 100644 --- a/net/netfilter/nf_conntrack_proto_tcp.c +++ b/net/netfilter/nf_conntrack_proto_tcp.c @@ -492,6 +492,21 @@ static void tcp_sack(const struct sk_buff *skb, unsigned int dataoff, } } +#ifdef CONFIG_NF_NAT_NEEDED +static inline s16 nat_offset(const struct nf_conn *ct, + enum ip_conntrack_dir dir, + u32 seq) +{ + typeof(nf_ct_nat_offset) get_offset = rcu_dereference(nf_ct_nat_offset); + + return get_offset != NULL ? get_offset(ct, dir, seq) : 0; +} +#define NAT_OFFSET(pf, ct, dir, seq) \ + (pf == NFPROTO_IPV4 ? nat_offset(ct, dir, seq) : 0) +#else +#define NAT_OFFSET(pf, ct, dir, seq) 0 +#endif + static bool tcp_in_window(const struct nf_conn *ct, struct ip_ct_tcp *state, enum ip_conntrack_dir dir, @@ -506,6 +521,7 @@ static bool tcp_in_window(const struct nf_conn *ct, struct ip_ct_tcp_state *receiver = &state->seen[!dir]; const struct nf_conntrack_tuple *tuple = &ct->tuplehash[dir].tuple; __u32 seq, ack, sack, end, win, swin; + s16 receiver_offset; bool res; /* @@ -519,11 +535,16 @@ static bool tcp_in_window(const struct nf_conn *ct, if (receiver->flags & IP_CT_TCP_FLAG_SACK_PERM) tcp_sack(skb, dataoff, tcph, &sack); + /* Take into account NAT sequence number mangling */ + receiver_offset = NAT_OFFSET(pf, ct, !dir, ack - 1); + ack -= receiver_offset; + sack -= receiver_offset; + pr_debug("tcp_in_window: START\n"); pr_debug("tcp_in_window: "); nf_ct_dump_tuple(tuple); - pr_debug("seq=%u ack=%u sack=%u win=%u end=%u\n", - seq, ack, sack, win, end); + pr_debug("seq=%u ack=%u+(%d) sack=%u+(%d) win=%u end=%u\n", + seq, ack, receiver_offset, sack, receiver_offset, win, end); pr_debug("tcp_in_window: sender end=%u maxend=%u maxwin=%u scale=%i " "receiver end=%u maxend=%u maxwin=%u scale=%i\n", sender->td_end, sender->td_maxend, sender->td_maxwin, @@ -613,8 +634,8 @@ static bool tcp_in_window(const struct nf_conn *ct, pr_debug("tcp_in_window: "); nf_ct_dump_tuple(tuple); - pr_debug("seq=%u ack=%u sack =%u win=%u end=%u\n", - seq, ack, sack, win, end); + pr_debug("seq=%u ack=%u+(%d) sack=%u+(%d) win=%u end=%u\n", + seq, ack, receiver_offset, sack, receiver_offset, win, end); pr_debug("tcp_in_window: sender end=%u maxend=%u maxwin=%u scale=%i " "receiver end=%u maxend=%u maxwin=%u scale=%i\n", sender->td_end, sender->td_maxend, sender->td_maxwin, @@ -700,7 +721,7 @@ static bool tcp_in_window(const struct nf_conn *ct, before(seq, sender->td_maxend + 1) ? after(end, sender->td_end - receiver->td_maxwin - 1) ? before(sack, receiver->td_end + 1) ? - after(ack, receiver->td_end - MAXACKWINDOW(sender)) ? "BUG" + after(sack, receiver->td_end - MAXACKWINDOW(sender) - 1) ? "BUG" : "ACK is under the lower bound (possible overly delayed ACK)" : "ACK is over the upper bound (ACKed data not seen yet)" : "SEQ is under the lower bound (already ACKed data retransmitted)" @@ -715,39 +736,6 @@ static bool tcp_in_window(const struct nf_conn *ct, return res; } -#ifdef CONFIG_NF_NAT_NEEDED -/* Update sender->td_end after NAT successfully mangled the packet */ -/* Caller must linearize skb at tcp header. */ -void nf_conntrack_tcp_update(const struct sk_buff *skb, - unsigned int dataoff, - struct nf_conn *ct, int dir, - s16 offset) -{ - const struct tcphdr *tcph = (const void *)skb->data + dataoff; - const struct ip_ct_tcp_state *sender = &ct->proto.tcp.seen[dir]; - const struct ip_ct_tcp_state *receiver = &ct->proto.tcp.seen[!dir]; - __u32 end; - - end = segment_seq_plus_len(ntohl(tcph->seq), skb->len, dataoff, tcph); - - spin_lock_bh(&ct->lock); - /* - * We have to worry for the ack in the reply packet only... - */ - if (ct->proto.tcp.seen[dir].td_end + offset == end) - ct->proto.tcp.seen[dir].td_end = end; - ct->proto.tcp.last_end = end; - spin_unlock_bh(&ct->lock); - pr_debug("tcp_update: sender end=%u maxend=%u maxwin=%u scale=%i " - "receiver end=%u maxend=%u maxwin=%u scale=%i\n", - sender->td_end, sender->td_maxend, sender->td_maxwin, - sender->td_scale, - receiver->td_end, receiver->td_maxend, receiver->td_maxwin, - receiver->td_scale); -} -EXPORT_SYMBOL_GPL(nf_conntrack_tcp_update); -#endif - #define TH_FIN 0x01 #define TH_SYN 0x02 #define TH_RST 0x04 diff --git a/net/netfilter/xt_connlimit.c b/net/netfilter/xt_connlimit.c index 680980954395..38f03f75a636 100644 --- a/net/netfilter/xt_connlimit.c +++ b/net/netfilter/xt_connlimit.c @@ -103,7 +103,7 @@ static int count_them(struct xt_connlimit_data *data, const struct nf_conntrack_tuple *tuple, const union nf_inet_addr *addr, const union nf_inet_addr *mask, - const struct xt_match *match) + u_int8_t family) { const struct nf_conntrack_tuple_hash *found; struct xt_connlimit_conn *conn; @@ -113,8 +113,7 @@ static int count_them(struct xt_connlimit_data *data, bool addit = true; int matches = 0; - - if (match->family == NFPROTO_IPV6) + if (family == NFPROTO_IPV6) hash = &data->iphash[connlimit_iphash6(addr, mask)]; else hash = &data->iphash[connlimit_iphash(addr->ip & mask->ip)]; @@ -157,8 +156,7 @@ static int count_them(struct xt_connlimit_data *data, continue; } - if (same_source_net(addr, mask, &conn->tuple.src.u3, - match->family)) + if (same_source_net(addr, mask, &conn->tuple.src.u3, family)) /* same source network -> be counted! */ ++matches; nf_ct_put(found_ct); @@ -207,7 +205,7 @@ connlimit_mt(const struct sk_buff *skb, const struct xt_match_param *par) spin_lock_bh(&info->data->lock); connections = count_them(info->data, tuple_ptr, &addr, - &info->mask, par->match); + &info->mask, par->family); spin_unlock_bh(&info->data->lock); if (connections < 0) { diff --git a/net/rose/rose_route.c b/net/rose/rose_route.c index 9478d9b3d977..f3e21989b88c 100644 --- a/net/rose/rose_route.c +++ b/net/rose/rose_route.c @@ -578,18 +578,18 @@ static int rose_clear_routes(void) /* * Check that the device given is a valid AX.25 interface that is "up". + * called whith RTNL */ -static struct net_device *rose_ax25_dev_get(char *devname) +static struct net_device *rose_ax25_dev_find(char *devname) { struct net_device *dev; - if ((dev = dev_get_by_name(&init_net, devname)) == NULL) + if ((dev = __dev_get_by_name(&init_net, devname)) == NULL) return NULL; if ((dev->flags & IFF_UP) && dev->type == ARPHRD_AX25) return dev; - dev_put(dev); return NULL; } @@ -720,27 +720,23 @@ int rose_rt_ioctl(unsigned int cmd, void __user *arg) case SIOCADDRT: if (copy_from_user(&rose_route, arg, sizeof(struct rose_route_struct))) return -EFAULT; - if ((dev = rose_ax25_dev_get(rose_route.device)) == NULL) + if ((dev = rose_ax25_dev_find(rose_route.device)) == NULL) return -EINVAL; - if (rose_dev_exists(&rose_route.address)) { /* Can't add routes to ourself */ - dev_put(dev); + if (rose_dev_exists(&rose_route.address)) /* Can't add routes to ourself */ return -EINVAL; - } if (rose_route.mask > 10) /* Mask can't be more than 10 digits */ return -EINVAL; if (rose_route.ndigis > AX25_MAX_DIGIS) return -EINVAL; err = rose_add_node(&rose_route, dev); - dev_put(dev); return err; case SIOCDELRT: if (copy_from_user(&rose_route, arg, sizeof(struct rose_route_struct))) return -EFAULT; - if ((dev = rose_ax25_dev_get(rose_route.device)) == NULL) + if ((dev = rose_ax25_dev_find(rose_route.device)) == NULL) return -EINVAL; err = rose_del_node(&rose_route, dev); - dev_put(dev); return err; case SIOCRSCLRRT: diff --git a/sound/oss/dmasound/dmasound_core.c b/sound/oss/dmasound/dmasound_core.c index 793b7f478433..3f3c3f71db4b 100644 --- a/sound/oss/dmasound/dmasound_core.c +++ b/sound/oss/dmasound/dmasound_core.c @@ -219,7 +219,9 @@ static int shared_resources_initialised; * Mid level stuff */ -struct sound_settings dmasound = { .lock = SPIN_LOCK_UNLOCKED }; +struct sound_settings dmasound = { + .lock = __SPIN_LOCK_UNLOCKED(dmasound.lock) +}; static inline void sound_silence(void) { diff --git a/sound/oss/sb_common.c b/sound/oss/sb_common.c index 77d0e5efda76..ce4db49291f7 100644 --- a/sound/oss/sb_common.c +++ b/sound/oss/sb_common.c @@ -157,7 +157,7 @@ static void sb_intr (sb_devc *devc) break; default: - /* printk(KERN_WARN "Sound Blaster: Unexpected interrupt\n"); */ + /* printk(KERN_WARNING "Sound Blaster: Unexpected interrupt\n"); */ ; } } @@ -177,7 +177,7 @@ static void sb_intr (sb_devc *devc) break; default: - /* printk(KERN_WARN "Sound Blaster: Unexpected interrupt\n"); */ + /* printk(KERN_WARNING "Sound Blaster: Unexpected interrupt\n"); */ ; } } diff --git a/sound/oss/sb_ess.c b/sound/oss/sb_ess.c index 180e95c87e3e..51a3d381a59e 100644 --- a/sound/oss/sb_ess.c +++ b/sound/oss/sb_ess.c @@ -782,7 +782,7 @@ printk(KERN_INFO "FKS: ess_handle_channel %s irq_mode=%d\n", channel, irq_mode); break; default:; - /* printk(KERN_WARN "ESS: Unexpected interrupt\n"); */ + /* printk(KERN_WARNING "ESS: Unexpected interrupt\n"); */ } } diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index e340792f6cb3..6517f589d01d 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -722,9 +722,10 @@ static unsigned int azx_rirb_get_response(struct hda_bus *bus, chip->last_cmd[addr]); chip->single_cmd = 1; bus->response_reset = 0; - /* re-initialize CORB/RIRB */ + /* release CORB/RIRB */ azx_free_cmd_io(chip); - azx_init_cmd_io(chip); + /* disable unsolicited responses */ + azx_writel(chip, GCTL, azx_readl(chip, GCTL) & ~ICH6_GCTL_UNSOL); return -1; } @@ -865,7 +866,9 @@ static int azx_reset(struct azx *chip) } /* Accept unsolicited responses */ - azx_writel(chip, GCTL, azx_readl(chip, GCTL) | ICH6_GCTL_UNSOL); + if (!chip->single_cmd) + azx_writel(chip, GCTL, azx_readl(chip, GCTL) | + ICH6_GCTL_UNSOL); /* detect codecs */ if (!chip->codec_mask) { @@ -980,7 +983,8 @@ static void azx_init_chip(struct azx *chip) azx_int_enable(chip); /* initialize the codec command I/O */ - azx_init_cmd_io(chip); + if (!chip->single_cmd) + azx_init_cmd_io(chip); /* program the position buffer */ azx_writel(chip, DPLBASE, (u32)chip->posbuf.addr); diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index 3fbbc8c01e70..6479e65858d3 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -2325,6 +2325,7 @@ static struct snd_pci_quirk cxt5066_cfg_tbl[] = { CXT5066_LAPTOP), SND_PCI_QUIRK(0x1028, 0x02f5, "Dell", CXT5066_DELL_LAPTOP), + SND_PCI_QUIRK(0x152d, 0x0833, "OLPC XO-1.5", CXT5066_OLPC_XO_1_5), {} }; diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 66c0876bf734..8eb6508cd991 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -28,6 +28,7 @@ #include <linux/delay.h> #include <linux/slab.h> #include <linux/pci.h> +#include <linux/dmi.h> #include <sound/core.h> #include <sound/asoundef.h> #include <sound/jack.h> @@ -1693,6 +1694,8 @@ static struct snd_pci_quirk stac92hd71bxx_cfg_tbl[] = { "DFI LanParty", STAC_92HD71BXX_REF), SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x30fb, "HP dv4-1222nr", STAC_HP_DV4_1222NR), + SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xfff0, 0x1720, + "HP", STAC_HP_DV5), SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xfff0, 0x3080, "HP", STAC_HP_DV5), SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xfff0, 0x30f0, @@ -4665,6 +4668,26 @@ static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res) } } +static int hp_bseries_system(u32 subsystem_id) +{ + switch (subsystem_id) { + case 0x103c307e: + case 0x103c307f: + case 0x103c3080: + case 0x103c3081: + case 0x103c1722: + case 0x103c1723: + case 0x103c1724: + case 0x103c1725: + case 0x103c1726: + case 0x103c1727: + case 0x103c1728: + case 0x103c1729: + return 1; + } + return 0; +} + #ifdef CONFIG_PROC_FS static void stac92hd_proc_hook(struct snd_info_buffer *buffer, struct hda_codec *codec, hda_nid_t nid) @@ -4754,6 +4777,11 @@ static int stac92xx_hp_check_power_status(struct hda_codec *codec, else spec->gpio_data |= spec->gpio_led; /* white */ + if (hp_bseries_system(codec->subsystem_id)) { + /* LED state is inverted on these systems */ + spec->gpio_data ^= spec->gpio_led; + } + stac_gpio_set(codec, spec->gpio_mask, spec->gpio_dir, spec->gpio_data); @@ -5243,6 +5271,7 @@ static int patch_stac92hd71bxx(struct hda_codec *codec) { struct sigmatel_spec *spec; struct hda_verb *unmute_init = stac92hd71bxx_unmute_core_init; + unsigned int pin_cfg; int err = 0; spec = kzalloc(sizeof(*spec), GFP_KERNEL); @@ -5426,6 +5455,45 @@ again: break; } + if (hp_bseries_system(codec->subsystem_id)) { + pin_cfg = snd_hda_codec_get_pincfg(codec, 0x0f); + if (get_defcfg_device(pin_cfg) == AC_JACK_LINE_OUT || + get_defcfg_device(pin_cfg) == AC_JACK_SPEAKER || + get_defcfg_device(pin_cfg) == AC_JACK_HP_OUT) { + /* It was changed in the BIOS to just satisfy MS DTM. + * Lets turn it back into slaved HP + */ + pin_cfg = (pin_cfg & (~AC_DEFCFG_DEVICE)) + | (AC_JACK_HP_OUT << + AC_DEFCFG_DEVICE_SHIFT); + pin_cfg = (pin_cfg & (~(AC_DEFCFG_DEF_ASSOC + | AC_DEFCFG_SEQUENCE))) + | 0x1f; + snd_hda_codec_set_pincfg(codec, 0x0f, pin_cfg); + } + } + + if ((codec->subsystem_id >> 16) == PCI_VENDOR_ID_HP) { + const struct dmi_device *dev = NULL; + while ((dev = dmi_find_device(DMI_DEV_TYPE_OEM_STRING, + NULL, dev))) { + if (strcmp(dev->name, "HP_Mute_LED_1")) { + switch (codec->vendor_id) { + case 0x111d7608: + spec->gpio_led = 0x01; + break; + case 0x111d7600: + case 0x111d7601: + case 0x111d7602: + case 0x111d7603: + spec->gpio_led = 0x08; + break; + } + break; + } + } + } + #ifdef CONFIG_SND_HDA_POWER_SAVE if (spec->gpio_led) { spec->gpio_mask |= spec->gpio_led; diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c index 754867ed4785..aac20fb4aad2 100644 --- a/sound/pci/intel8x0.c +++ b/sound/pci/intel8x0.c @@ -1950,6 +1950,12 @@ static struct ac97_quirk ac97_quirks[] __devinitdata = { }, { .subvendor = 0x104d, + .subdevice = 0x8144, + .name = "Sony", + .type = AC97_TUNE_INV_EAPD + }, + { + .subvendor = 0x104d, .subdevice = 0x8197, .name = "Sony S1XP", .type = AC97_TUNE_INV_EAPD diff --git a/sound/sh/aica.c b/sound/sh/aica.c index 583a3693df75..a0df401ebb9f 100644 --- a/sound/sh/aica.c +++ b/sound/sh/aica.c @@ -49,6 +49,7 @@ MODULE_AUTHOR("Adrian McMenamin <adrian@mcmen.demon.co.uk>"); MODULE_DESCRIPTION("Dreamcast AICA sound (pcm) driver"); MODULE_LICENSE("GPL"); MODULE_SUPPORTED_DEVICE("{{Yamaha/SEGA, AICA}}"); +MODULE_FIRMWARE("aica_firmware.bin"); /* module parameters */ #define CARD_NAME "AICA" diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c index 5735945788bf..6a829eef2a4f 100644 --- a/sound/soc/omap/omap-pcm.c +++ b/sound/soc/omap/omap-pcm.c @@ -195,8 +195,12 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream) else omap_enable_dma_irq(prtd->dma_ch, OMAP_DMA_FRAME_IRQ); - omap_set_dma_src_burst_mode(prtd->dma_ch, OMAP_DMA_DATA_BURST_16); - omap_set_dma_dest_burst_mode(prtd->dma_ch, OMAP_DMA_DATA_BURST_16); + if (!(cpu_class_is_omap1())) { + omap_set_dma_src_burst_mode(prtd->dma_ch, + OMAP_DMA_DATA_BURST_16); + omap_set_dma_dest_burst_mode(prtd->dma_ch, + OMAP_DMA_DATA_BURST_16); + } return 0; } diff --git a/sound/soc/s3c24xx/s3c64xx-i2s.c b/sound/soc/s3c24xx/s3c64xx-i2s.c index 3c06c401d0fb..105a77eeded0 100644 --- a/sound/soc/s3c24xx/s3c64xx-i2s.c +++ b/sound/soc/s3c24xx/s3c64xx-i2s.c @@ -220,6 +220,8 @@ static __devinit int s3c64xx_iis_dev_probe(struct platform_device *pdev) goto err; } + clk_enable(i2s->iis_cclk); + ret = s3c_i2sv2_probe(pdev, dai, i2s, 0); if (ret) goto err_clk; diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h index 8e7f78941ba6..e9a3a9dca15c 100644 --- a/sound/usb/usbaudio.h +++ b/sound/usb/usbaudio.h @@ -210,7 +210,7 @@ struct snd_usb_midi_endpoint_info { /* */ -#define combine_word(s) ((*s) | ((unsigned int)(s)[1] << 8)) +#define combine_word(s) ((*(s)) | ((unsigned int)(s)[1] << 8)) #define combine_triple(s) (combine_word(s) | ((unsigned int)(s)[2] << 16)) #define combine_quad(s) (combine_triple(s) | ((unsigned int)(s)[3] << 24)) |