diff options
Diffstat (limited to 'include')
88 files changed, 1337 insertions, 704 deletions
diff --git a/include/asm-arm/arch-at91rm9200/hardware.h b/include/asm-arm/arch-at91rm9200/hardware.h index 2646c01..59e6f44 100644 --- a/include/asm-arm/arch-at91rm9200/hardware.h +++ b/include/asm-arm/arch-at91rm9200/hardware.h @@ -65,6 +65,9 @@ /* SmartMedia */ #define AT91_SMARTMEDIA_BASE 0x40000000 /* NCS3: Smartmedia physical base address */ +/* Compact Flash */ +#define AT91_CF_BASE 0x50000000 /* NCS4-NCS6: Compact Flash physical base address */ + /* Multi-Master Memory controller */ #define AT91_UHP_BASE 0x00300000 /* USB Host controller */ diff --git a/include/asm-arm/arch-ixp23xx/uncompress.h b/include/asm-arm/arch-ixp23xx/uncompress.h index 62623fa..013575e 100644 --- a/include/asm-arm/arch-ixp23xx/uncompress.h +++ b/include/asm-arm/arch-ixp23xx/uncompress.h @@ -16,26 +16,21 @@ #define UART_BASE ((volatile u32 *)IXP23XX_UART1_PHYS) -static __inline__ void putc(char c) +static inline void putc(char c) { int j; for (j = 0; j < 0x1000; j++) { if (UART_BASE[UART_LSR] & UART_LSR_THRE) break; + barrier(); } UART_BASE[UART_TX] = c; } -static void putstr(const char *s) +static inline void flush(void) { - while (*s) { - putc(*s); - if (*s == '\n') - putc('\r'); - s++; - } } #define arch_decomp_setup() diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h index 1409c5b..c8f53a7 100644 --- a/include/asm-arm/arch-pxa/pxa-regs.h +++ b/include/asm-arm/arch-pxa/pxa-regs.h @@ -485,7 +485,7 @@ #define SACR1_ENLBF (1 << 5) /* Enable Loopback */ #define SACR1_DRPL (1 << 4) /* Disable Replaying Function */ #define SACR1_DREC (1 << 3) /* Disable Recording Function */ -#define SACR1_AMSL (1 << 1) /* Specify Alternate Mode */ +#define SACR1_AMSL (1 << 0) /* Specify Alternate Mode */ #define SASR0_I2SOFF (1 << 7) /* Controller Status */ #define SASR0_ROR (1 << 6) /* Rx FIFO Overrun */ diff --git a/include/asm-arm/arch-pxa/sharpsl.h b/include/asm-arm/arch-pxa/sharpsl.h index 0b43495..94cb498 100644 --- a/include/asm-arm/arch-pxa/sharpsl.h +++ b/include/asm-arm/arch-pxa/sharpsl.h @@ -27,6 +27,8 @@ struct corgits_machinfo { */ struct corgibl_machinfo { int max_intensity; + int default_intensity; + int limit_mask; void (*set_bl_intensity)(int intensity); }; extern void corgibl_limit_intensity(int limit); diff --git a/include/asm-arm/unistd.h b/include/asm-arm/unistd.h index 8f331bb..65ac305 100644 --- a/include/asm-arm/unistd.h +++ b/include/asm-arm/unistd.h @@ -308,8 +308,6 @@ #define __NR_mq_notify (__NR_SYSCALL_BASE+278) #define __NR_mq_getsetattr (__NR_SYSCALL_BASE+279) #define __NR_waitid (__NR_SYSCALL_BASE+280) - -#if defined(__ARM_EABI__) /* reserve these for un-muxing socketcall */ #define __NR_socket (__NR_SYSCALL_BASE+281) #define __NR_bind (__NR_SYSCALL_BASE+282) #define __NR_connect (__NR_SYSCALL_BASE+283) @@ -327,9 +325,6 @@ #define __NR_getsockopt (__NR_SYSCALL_BASE+295) #define __NR_sendmsg (__NR_SYSCALL_BASE+296) #define __NR_recvmsg (__NR_SYSCALL_BASE+297) -#endif - -#if defined(__ARM_EABI__) /* reserve these for un-muxing ipc */ #define __NR_semop (__NR_SYSCALL_BASE+298) #define __NR_semget (__NR_SYSCALL_BASE+299) #define __NR_semctl (__NR_SYSCALL_BASE+300) @@ -341,16 +336,10 @@ #define __NR_shmdt (__NR_SYSCALL_BASE+306) #define __NR_shmget (__NR_SYSCALL_BASE+307) #define __NR_shmctl (__NR_SYSCALL_BASE+308) -#endif - #define __NR_add_key (__NR_SYSCALL_BASE+309) #define __NR_request_key (__NR_SYSCALL_BASE+310) #define __NR_keyctl (__NR_SYSCALL_BASE+311) - -#if defined(__ARM_EABI__) /* reserved for un-muxing ipc */ #define __NR_semtimedop (__NR_SYSCALL_BASE+312) -#endif - #define __NR_vserver (__NR_SYSCALL_BASE+313) #define __NR_ioprio_set (__NR_SYSCALL_BASE+314) #define __NR_ioprio_get (__NR_SYSCALL_BASE+315) diff --git a/include/asm-generic/local.h b/include/asm-generic/local.h index de46148..9291c24 100644 --- a/include/asm-generic/local.h +++ b/include/asm-generic/local.h @@ -7,8 +7,15 @@ #include <asm/atomic.h> #include <asm/types.h> -/* An unsigned long type for operations which are atomic for a single - * CPU. Usually used in combination with per-cpu variables. */ +/* + * A signed long type for operations which are atomic for a single CPU. + * Usually used in combination with per-cpu variables. + * + * This is the default implementation, which uses atomic_long_t. Which is + * rather pointless. The whole point behind local_t is that some processors + * can perform atomic adds and subtracts in a manner which is atomic wrt IRQs + * running on this CPU. local_t allows exploitation of such capabilities. + */ /* Implement in terms of atomics. */ @@ -20,7 +27,7 @@ typedef struct #define LOCAL_INIT(i) { ATOMIC_LONG_INIT(i) } -#define local_read(l) ((unsigned long)atomic_long_read(&(l)->a)) +#define local_read(l) atomic_long_read(&(l)->a) #define local_set(l,i) atomic_long_set((&(l)->a),(i)) #define local_inc(l) atomic_long_inc(&(l)->a) #define local_dec(l) atomic_long_dec(&(l)->a) diff --git a/include/asm-generic/mutex-dec.h b/include/asm-generic/mutex-dec.h index 40c6d1f..29c6ac3 100644 --- a/include/asm-generic/mutex-dec.h +++ b/include/asm-generic/mutex-dec.h @@ -17,13 +17,14 @@ * it wasn't 1 originally. This function MUST leave the value lower than * 1 even when the "1" assertion wasn't true. */ -#define __mutex_fastpath_lock(count, fail_fn) \ -do { \ - if (unlikely(atomic_dec_return(count) < 0)) \ - fail_fn(count); \ - else \ - smp_mb(); \ -} while (0) +static inline void +__mutex_fastpath_lock(atomic_t *count, fastcall void (*fail_fn)(atomic_t *)) +{ + if (unlikely(atomic_dec_return(count) < 0)) + fail_fn(count); + else + smp_mb(); +} /** * __mutex_fastpath_lock_retval - try to take the lock by moving the count @@ -36,7 +37,7 @@ do { \ * or anything the slow path function returns. */ static inline int -__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) +__mutex_fastpath_lock_retval(atomic_t *count, fastcall int (*fail_fn)(atomic_t *)) { if (unlikely(atomic_dec_return(count) < 0)) return fail_fn(count); @@ -59,12 +60,13 @@ __mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) * __mutex_slowpath_needs_to_unlock() macro needs to return 1, it needs * to return 0 otherwise. */ -#define __mutex_fastpath_unlock(count, fail_fn) \ -do { \ - smp_mb(); \ - if (unlikely(atomic_inc_return(count) <= 0)) \ - fail_fn(count); \ -} while (0) +static inline void +__mutex_fastpath_unlock(atomic_t *count, fastcall void (*fail_fn)(atomic_t *)) +{ + smp_mb(); + if (unlikely(atomic_inc_return(count) <= 0)) + fail_fn(count); +} #define __mutex_slowpath_needs_to_unlock() 1 diff --git a/include/asm-generic/mutex-xchg.h b/include/asm-generic/mutex-xchg.h index 1d24f47..32a2100 100644 --- a/include/asm-generic/mutex-xchg.h +++ b/include/asm-generic/mutex-xchg.h @@ -3,7 +3,7 @@ * * Generic implementation of the mutex fastpath, based on xchg(). * - * NOTE: An xchg based implementation is less optimal than an atomic + * NOTE: An xchg based implementation might be less optimal than an atomic * decrement/increment based implementation. If your architecture * has a reasonable atomic dec/inc then you should probably use * asm-generic/mutex-dec.h instead, or you could open-code an @@ -22,14 +22,14 @@ * wasn't 1 originally. This function MUST leave the value lower than 1 * even when the "1" assertion wasn't true. */ -#define __mutex_fastpath_lock(count, fail_fn) \ -do { \ - if (unlikely(atomic_xchg(count, 0) != 1)) \ - fail_fn(count); \ - else \ - smp_mb(); \ -} while (0) - +static inline void +__mutex_fastpath_lock(atomic_t *count, fastcall void (*fail_fn)(atomic_t *)) +{ + if (unlikely(atomic_xchg(count, 0) != 1)) + fail_fn(count); + else + smp_mb(); +} /** * __mutex_fastpath_lock_retval - try to take the lock by moving the count @@ -42,7 +42,7 @@ do { \ * or anything the slow path function returns */ static inline int -__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) +__mutex_fastpath_lock_retval(atomic_t *count, fastcall int (*fail_fn)(atomic_t *)) { if (unlikely(atomic_xchg(count, 0) != 1)) return fail_fn(count); @@ -64,12 +64,13 @@ __mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) * __mutex_slowpath_needs_to_unlock() macro needs to return 1, it needs * to return 0 otherwise. */ -#define __mutex_fastpath_unlock(count, fail_fn) \ -do { \ - smp_mb(); \ - if (unlikely(atomic_xchg(count, 1) != 0)) \ - fail_fn(count); \ -} while (0) +static inline void +__mutex_fastpath_unlock(atomic_t *count, fastcall void (*fail_fn)(atomic_t *)) +{ + smp_mb(); + if (unlikely(atomic_xchg(count, 1) != 0)) + fail_fn(count); +} #define __mutex_slowpath_needs_to_unlock() 0 diff --git a/include/asm-i386/apicdef.h b/include/asm-i386/apicdef.h index 03185ce..5e4a35a 100644 --- a/include/asm-i386/apicdef.h +++ b/include/asm-i386/apicdef.h @@ -37,6 +37,7 @@ #define APIC_SPIV_FOCUS_DISABLED (1<<9) #define APIC_SPIV_APIC_ENABLED (1<<8) #define APIC_ISR 0x100 +#define APIC_ISR_NR 0x8 /* Number of 32 bit ISR registers. */ #define APIC_TMR 0x180 #define APIC_IRR 0x200 #define APIC_ESR 0x280 diff --git a/include/asm-i386/floppy.h b/include/asm-i386/floppy.h index 79727af..0340304 100644 --- a/include/asm-i386/floppy.h +++ b/include/asm-i386/floppy.h @@ -56,7 +56,6 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs) register unsigned char st; #undef TRACE_FLPY_INT -#define NO_FLOPPY_ASSEMBLER #ifdef TRACE_FLPY_INT static int calls=0; @@ -71,38 +70,6 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs) bytes = virtual_dma_count; #endif -#ifndef NO_FLOPPY_ASSEMBLER - __asm__ ( - "testl %1,%1" - "je 3f" -"1: inb %w4,%b0" - "andb $160,%b0" - "cmpb $160,%b0" - "jne 2f" - "incw %w4" - "testl %3,%3" - "jne 4f" - "inb %w4,%b0" - "movb %0,(%2)" - "jmp 5f" -"4: movb (%2),%0" - "outb %b0,%w4" -"5: decw %w4" - "outb %0,$0x80" - "decl %1" - "incl %2" - "testl %1,%1" - "jne 1b" -"3: inb %w4,%b0" -"2: " - : "=a" ((char) st), - "=c" ((long) virtual_dma_count), - "=S" ((long) virtual_dma_addr) - : "b" ((long) virtual_dma_mode), - "d" ((short) virtual_dma_port+4), - "1" ((long) virtual_dma_count), - "2" ((long) virtual_dma_addr)); -#else { register int lcount; register char *lptr; @@ -122,7 +89,6 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs) virtual_dma_addr = lptr; st = inb(virtual_dma_port+4); } -#endif #ifdef TRACE_FLPY_INT calls++; diff --git a/include/asm-i386/local.h b/include/asm-i386/local.h index 0177da8..e67fa08 100644 --- a/include/asm-i386/local.h +++ b/include/asm-i386/local.h @@ -5,7 +5,7 @@ typedef struct { - volatile unsigned long counter; + volatile long counter; } local_t; #define LOCAL_INIT(i) { (i) } @@ -29,7 +29,7 @@ static __inline__ void local_dec(local_t *v) :"m" (v->counter)); } -static __inline__ void local_add(unsigned long i, local_t *v) +static __inline__ void local_add(long i, local_t *v) { __asm__ __volatile__( "addl %1,%0" @@ -37,7 +37,7 @@ static __inline__ void local_add(unsigned long i, local_t *v) :"ir" (i), "m" (v->counter)); } -static __inline__ void local_sub(unsigned long i, local_t *v) +static __inline__ void local_sub(long i, local_t *v) { __asm__ __volatile__( "subl %1,%0" diff --git a/include/asm-i386/unistd.h b/include/asm-i386/unistd.h index 789e9bd..2e7f3e2 100644 --- a/include/asm-i386/unistd.h +++ b/include/asm-i386/unistd.h @@ -319,8 +319,9 @@ #define __NR_set_robust_list 311 #define __NR_get_robust_list 312 #define __NR_sys_splice 313 +#define __NR_sys_sync_file_range 314 -#define NR_syscalls 314 +#define NR_syscalls 315 /* * user-visible error numbers are in the range -1 - -128: see diff --git a/include/asm-ia64/pal.h b/include/asm-ia64/pal.h index 4e7e6f2..37e52a2 100644 --- a/include/asm-ia64/pal.h +++ b/include/asm-ia64/pal.h @@ -68,6 +68,7 @@ #define PAL_SHUTDOWN 40 /* enter processor shutdown state */ #define PAL_PREFETCH_VISIBILITY 41 /* Make Processor Prefetches Visible */ #define PAL_LOGICAL_TO_PHYSICAL 42 /* returns information on logical to physical processor mapping */ +#define PAL_CACHE_SHARED_INFO 43 /* returns information on caches shared by logical processor */ #define PAL_COPY_PAL 256 /* relocate PAL procedures and PAL PMI */ #define PAL_HALT_INFO 257 /* return the low power capabilities of processor */ @@ -130,7 +131,7 @@ typedef u64 pal_cache_line_state_t; #define PAL_CACHE_LINE_STATE_MODIFIED 3 /* Modified */ typedef struct pal_freq_ratio { - u64 den : 32, num : 32; /* numerator & denominator */ + u32 den, num; /* numerator & denominator */ } itc_ratio, proc_ratio; typedef union pal_cache_config_info_1_s { @@ -151,10 +152,10 @@ typedef union pal_cache_config_info_1_s { typedef union pal_cache_config_info_2_s { struct { - u64 cache_size : 32, /*cache size in bytes*/ + u32 cache_size; /*cache size in bytes*/ - alias_boundary : 8, /* 39-32 aliased addr + u32 alias_boundary : 8, /* 39-32 aliased addr * separation for max * performance. */ @@ -1647,6 +1648,33 @@ ia64_pal_logical_to_phys(u64 proc_number, pal_logical_to_physical_t *mapping) return iprv.status; } + +typedef struct pal_cache_shared_info_s +{ + u64 num_shared; + pal_proc_n_log_info1_t ppli1; + pal_proc_n_log_info2_t ppli2; +} pal_cache_shared_info_t; + +/* Get information on logical to physical processor mappings. */ +static inline s64 +ia64_pal_cache_shared_info(u64 level, + u64 type, + u64 proc_number, + pal_cache_shared_info_t *info) +{ + struct ia64_pal_retval iprv; + + PAL_CALL(iprv, PAL_CACHE_SHARED_INFO, level, type, proc_number); + + if (iprv.status == PAL_STATUS_SUCCESS) { + info->num_shared = iprv.v0; + info->ppli1.ppli1_data = iprv.v1; + info->ppli2.ppli2_data = iprv.v2; + } + + return iprv.status; +} #endif /* __ASSEMBLY__ */ #endif /* _ASM_IA64_PAL_H */ diff --git a/include/asm-powerpc/eeh.h b/include/asm-powerpc/eeh.h index 5207758..868c713 100644 --- a/include/asm-powerpc/eeh.h +++ b/include/asm-powerpc/eeh.h @@ -60,24 +60,10 @@ void __init pci_addr_cache_build(void); * device (including config space i/o). Call eeh_add_device_late * to finish the eeh setup for this device. */ -void eeh_add_device_early(struct device_node *); -void eeh_add_device_late(struct pci_dev *dev); void eeh_add_device_tree_early(struct device_node *); void eeh_add_device_tree_late(struct pci_bus *); /** - * eeh_remove_device - undo EEH setup for the indicated pci device - * @dev: pci device to be removed - * - * This routine should be called when a device is removed from - * a running system (e.g. by hotplug or dlpar). It unregisters - * the PCI device from the EEH subsystem. I/O errors affecting - * this device will no longer be detected after this call; thus, - * i/o errors affecting this slot may leave this device unusable. - */ -void eeh_remove_device(struct pci_dev *); - -/** * eeh_remove_device_recursive - undo EEH for device & children. * @dev: pci device to be removed * @@ -116,12 +102,6 @@ static inline int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *d static inline void pci_addr_cache_build(void) { } -static inline void eeh_add_device_early(struct device_node *dn) { } - -static inline void eeh_add_device_late(struct pci_dev *dev) { } - -static inline void eeh_remove_device(struct pci_dev *dev) { } - static inline void eeh_add_device_tree_early(struct device_node *dn) { } static inline void eeh_add_device_tree_late(struct pci_bus *bus) { } diff --git a/include/asm-powerpc/hvcall.h b/include/asm-powerpc/hvcall.h index b72c04f..6cc7e1f 100644 --- a/include/asm-powerpc/hvcall.h +++ b/include/asm-powerpc/hvcall.h @@ -4,47 +4,88 @@ #define HVSC .long 0x44000022 -#define H_Success 0 -#define H_Busy 1 /* Hardware busy -- retry later */ -#define H_Closed 2 /* Resource closed */ -#define H_Constrained 4 /* Resource request constrained to max allowed */ -#define H_InProgress 14 /* Kind of like busy */ -#define H_Pending 17 /* returned from H_POLL_PENDING */ -#define H_Continue 18 /* Returned from H_Join on success */ -#define H_LongBusyStartRange 9900 /* Start of long busy range */ -#define H_LongBusyOrder1msec 9900 /* Long busy, hint that 1msec is a good time to retry */ -#define H_LongBusyOrder10msec 9901 /* Long busy, hint that 10msec is a good time to retry */ -#define H_LongBusyOrder100msec 9902 /* Long busy, hint that 100msec is a good time to retry */ -#define H_LongBusyOrder1sec 9903 /* Long busy, hint that 1sec is a good time to retry */ -#define H_LongBusyOrder10sec 9904 /* Long busy, hint that 10sec is a good time to retry */ -#define H_LongBusyOrder100sec 9905 /* Long busy, hint that 100sec is a good time to retry */ -#define H_LongBusyEndRange 9905 /* End of long busy range */ -#define H_Hardware -1 /* Hardware error */ -#define H_Function -2 /* Function not supported */ -#define H_Privilege -3 /* Caller not privileged */ -#define H_Parameter -4 /* Parameter invalid, out-of-range or conflicting */ -#define H_Bad_Mode -5 /* Illegal msr value */ -#define H_PTEG_Full -6 /* PTEG is full */ -#define H_Not_Found -7 /* PTE was not found" */ -#define H_Reserved_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */ -#define H_NoMem -9 -#define H_Authority -10 -#define H_Permission -11 -#define H_Dropped -12 -#define H_SourceParm -13 -#define H_DestParm -14 -#define H_RemoteParm -15 -#define H_Resource -16 +#define H_SUCCESS 0 +#define H_BUSY 1 /* Hardware busy -- retry later */ +#define H_CLOSED 2 /* Resource closed */ +#define H_NOT_AVAILABLE 3 +#define H_CONSTRAINED 4 /* Resource request constrained to max allowed */ +#define H_PARTIAL 5 +#define H_IN_PROGRESS 14 /* Kind of like busy */ +#define H_PAGE_REGISTERED 15 +#define H_PARTIAL_STORE 16 +#define H_PENDING 17 /* returned from H_POLL_PENDING */ +#define H_CONTINUE 18 /* Returned from H_Join on success */ +#define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */ +#define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \ + is a good time to retry */ +#define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \ + is a good time to retry */ +#define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \ + is a good time to retry */ +#define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \ + is a good time to retry */ +#define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \ + is a good time to retry */ +#define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \ + is a good time to retry */ +#define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */ +#define H_HARDWARE -1 /* Hardware error */ +#define H_FUNCTION -2 /* Function not supported */ +#define H_PRIVILEGE -3 /* Caller not privileged */ +#define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */ +#define H_BAD_MODE -5 /* Illegal msr value */ +#define H_PTEG_FULL -6 /* PTEG is full */ +#define H_NOT_FOUND -7 /* PTE was not found" */ +#define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */ +#define H_NO_MEM -9 +#define H_AUTHORITY -10 +#define H_PERMISSION -11 +#define H_DROPPED -12 +#define H_SOURCE_PARM -13 +#define H_DEST_PARM -14 +#define H_REMOTE_PARM -15 +#define H_RESOURCE -16 +#define H_ADAPTER_PARM -17 +#define H_RH_PARM -18 +#define H_RCQ_PARM -19 +#define H_SCQ_PARM -20 +#define H_EQ_PARM -21 +#define H_RT_PARM -22 +#define H_ST_PARM -23 +#define H_SIGT_PARM -24 +#define H_TOKEN_PARM -25 +#define H_MLENGTH_PARM -27 +#define H_MEM_PARM -28 +#define H_MEM_ACCESS_PARM -29 +#define H_ATTR_PARM -30 +#define H_PORT_PARM -31 +#define H_MCG_PARM -32 +#define H_VL_PARM -33 +#define H_TSIZE_PARM -34 +#define H_TRACE_PARM -35 + +#define H_MASK_PARM -37 +#define H_MCG_FULL -38 +#define H_ALIAS_EXIST -39 +#define H_P_COUNTER -40 +#define H_TABLE_FULL -41 +#define H_ALT_TABLE -42 +#define H_MR_CONDITION -43 +#define H_NOT_ENOUGH_RESOURCES -44 +#define H_R_STATE -45 +#define H_RESCINDEND -46 + /* Long Busy is a condition that can be returned by the firmware * when a call cannot be completed now, but the identical call * should be retried later. This prevents calls blocking in the - * firmware for long periods of time. Annoyingly the firmware can return + * firmware for long periods of time. Annoyingly the firmware can return * a range of return codes, hinting at how long we should wait before * retrying. If you don't care for the hint, the macro below is a good * way to check for the long_busy return codes */ -#define H_isLongBusy(x) ((x >= H_LongBusyStartRange) && (x <= H_LongBusyEndRange)) +#define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \ + && (x <= H_LONG_BUSY_END_RANGE)) /* Flags */ #define H_LARGE_PAGE (1UL<<(63-16)) @@ -66,6 +107,9 @@ #define H_DABRX_KERNEL (1UL<<(63-62)) #define H_DABRX_USER (1UL<<(63-63)) +/* Each control block has to be on a 4K bondary */ +#define H_CB_ALIGNMENT 4096 + /* pSeries hypervisor opcodes */ #define H_REMOVE 0x04 #define H_ENTER 0x08 @@ -99,25 +143,52 @@ #define H_PERFMON 0x7c #define H_MIGRATE_DMA 0x78 #define H_REGISTER_VPA 0xDC -#define H_CEDE 0xE0 +#define H_CEDE 0xE0 #define H_CONFER 0xE4 -#define H_PROD 0xE8 +#define H_PROD 0xE8 #define H_GET_PPP 0xEC #define H_SET_PPP 0xF0 #define H_PURR 0xF4 -#define H_PIC 0xF8 +#define H_PIC 0xF8 #define H_REG_CRQ 0xFC #define H_FREE_CRQ 0x100 #define H_VIO_SIGNAL 0x104 #define H_SEND_CRQ 0x108 -#define H_COPY_RDMA 0x110 +#define H_COPY_RDMA 0x110 #define H_SET_XDABR 0x134 #define H_STUFF_TCE 0x138 #define H_PUT_TCE_INDIRECT 0x13C #define H_VTERM_PARTNER_INFO 0x150 #define H_REGISTER_VTERM 0x154 #define H_FREE_VTERM 0x158 -#define H_POLL_PENDING 0x1D8 +#define H_RESET_EVENTS 0x15C +#define H_ALLOC_RESOURCE 0x160 +#define H_FREE_RESOURCE 0x164 +#define H_MODIFY_QP 0x168 +#define H_QUERY_QP 0x16C +#define H_REREGISTER_PMR 0x170 +#define H_REGISTER_SMR 0x174 +#define H_QUERY_MR 0x178 +#define H_QUERY_MW 0x17C +#define H_QUERY_HCA 0x180 +#define H_QUERY_PORT 0x184 +#define H_MODIFY_PORT 0x188 +#define H_DEFINE_AQP1 0x18C +#define H_GET_TRACE_BUFFER 0x190 +#define H_DEFINE_AQP0 0x194 +#define H_RESIZE_MR 0x198 +#define H_ATTACH_MCQP 0x19C +#define H_DETACH_MCQP 0x1A0 +#define H_CREATE_RPT 0x1A4 +#define H_REMOVE_RPT 0x1A8 +#define H_REGISTER_RPAGES 0x1AC +#define H_DISABLE_AND_GETC 0x1B0 +#define H_ERROR_DATA 0x1B4 +#define H_GET_HCA_INFO 0x1B8 +#define H_GET_PERF_COUNT 0x1BC +#define H_MANAGE_TRACE 0x1C0 +#define H_QUERY_INT_STATE 0x1E4 +#define H_POLL_PENDING 0x1D8 #define H_JOIN 0x298 #define H_ENABLE_CRQ 0x2B0 @@ -152,7 +223,7 @@ long plpar_hcall_norets(unsigned long opcode, ...); */ long plpar_hcall_8arg_2ret(unsigned long opcode, unsigned long arg1, - unsigned long arg2, + unsigned long arg2, unsigned long arg3, unsigned long arg4, unsigned long arg5, @@ -176,6 +247,42 @@ long plpar_hcall_4out(unsigned long opcode, unsigned long *out3, unsigned long *out4); +long plpar_hcall_7arg_7ret(unsigned long opcode, + unsigned long arg1, + unsigned long arg2, + unsigned long arg3, + unsigned long arg4, + unsigned long arg5, + unsigned long arg6, + unsigned long arg7, + unsigned long *out1, + unsigned long *out2, + unsigned long *out3, + unsigned long *out4, + unsigned long *out5, + unsigned long *out6, + unsigned long *out7); + +long plpar_hcall_9arg_9ret(unsigned long opcode, + unsigned long arg1, + unsigned long arg2, + unsigned long arg3, + unsigned long arg4, + unsigned long arg5, + unsigned long arg6, + unsigned long arg7, + unsigned long arg8, + unsigned long arg9, + unsigned long *out1, + unsigned long *out2, + unsigned long *out3, + unsigned long *out4, + unsigned long *out5, + unsigned long *out6, + unsigned long *out7, + unsigned long *out8, + unsigned long *out9); + #endif /* __ASSEMBLY__ */ #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_HVCALL_H */ diff --git a/include/asm-powerpc/system.h b/include/asm-powerpc/system.h index 65f5a7b..d075725 100644 --- a/include/asm-powerpc/system.h +++ b/include/asm-powerpc/system.h @@ -365,8 +365,11 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, * powers of 2 writes until it reaches sufficient alignment). * * Based on this we disable the IP header alignment in network drivers. + * We also modify NET_SKB_PAD to be a cacheline in size, thus maintaining + * cacheline alignment of buffers. */ -#define NET_IP_ALIGN 0 +#define NET_IP_ALIGN 0 +#define NET_SKB_PAD L1_CACHE_BYTES #endif #define arch_align_stack(x) (x) diff --git a/include/asm-s390/percpu.h b/include/asm-s390/percpu.h index e10ed87..436d216 100644 --- a/include/asm-s390/percpu.h +++ b/include/asm-s390/percpu.h @@ -46,7 +46,7 @@ extern unsigned long __per_cpu_offset[NR_CPUS]; #define percpu_modcopy(pcpudst, src, size) \ do { \ unsigned int __i; \ - for_each_cpu(__i) \ + for_each_possible_cpu(__i) \ memcpy((pcpudst)+__per_cpu_offset[__i], \ (src), (size)); \ } while (0) diff --git a/include/asm-sparc/unistd.h b/include/asm-sparc/unistd.h index 64ec640..264f0eb 100644 --- a/include/asm-sparc/unistd.h +++ b/include/asm-sparc/unistd.h @@ -180,7 +180,7 @@ #define __NR_sched_get_affinity 161 /* Linux specific, getfh under SunOS */ #define __NR_getdomainname 162 /* SunOS Specific */ #define __NR_setdomainname 163 /* Common */ -/* #define __NR_ni_syscall 164 ENOSYS under SunOS */ +/* #define __NR_utrap_install 164 Linux sparc64 specific */ #define __NR_quotactl 165 /* Common */ #define __NR_set_tid_address 166 /* Linux specific, exportfs under SunOS */ #define __NR_mount 167 /* Common */ @@ -248,7 +248,7 @@ #define __NR_setfsgid 229 /* Linux Specific */ #define __NR__newselect 230 /* Linux Specific */ #define __NR_time 231 /* Linux Specific */ -/* #define __NR_oldstat 232 Linux Specific */ +#define __NR_sys_splice 232 /* Linux Specific */ #define __NR_stime 233 /* Linux Specific */ #define __NR_statfs64 234 /* Linux Specific */ #define __NR_fstatfs64 235 /* Linux Specific */ @@ -271,7 +271,7 @@ #define __NR_getsid 252 #define __NR_fdatasync 253 #define __NR_nfsservctl 254 -#define __NR_aplib 255 +#define __NR_sys_sync_file_range 255 #define __NR_clock_settime 256 #define __NR_clock_gettime 257 #define __NR_clock_getres 258 diff --git a/include/asm-sparc64/unistd.h b/include/asm-sparc64/unistd.h index a284986..d0544b4 100644 --- a/include/asm-sparc64/unistd.h +++ b/include/asm-sparc64/unistd.h @@ -250,7 +250,7 @@ #ifdef __KERNEL__ #define __NR_time 231 /* Linux sparc32 */ #endif -/* #define __NR_oldstat 232 Linux Specific */ +#define __NR_sys_splice 232 /* Linux Specific */ #define __NR_stime 233 /* Linux Specific */ #define __NR_statfs64 234 /* Linux Specific */ #define __NR_fstatfs64 235 /* Linux Specific */ @@ -273,7 +273,7 @@ #define __NR_getsid 252 #define __NR_fdatasync 253 #define __NR_nfsservctl 254 -#define __NR_aplib 255 +#define __NR_sys_sync_file_range 255 #define __NR_clock_settime 256 #define __NR_clock_gettime 257 #define __NR_clock_getres 258 diff --git a/include/asm-um/desc.h b/include/asm-um/desc.h index ac1d2a2..4ec34a5 100644 --- a/include/asm-um/desc.h +++ b/include/asm-um/desc.h @@ -1,6 +1,16 @@ #ifndef __UM_DESC_H #define __UM_DESC_H -#include "asm/arch/desc.h" +/* Taken from asm-i386/desc.h, it's the only thing we need. The rest wouldn't + * compile, and has never been used. */ +#define LDT_empty(info) (\ + (info)->base_addr == 0 && \ + (info)->limit == 0 && \ + (info)->contents == 0 && \ + (info)->read_exec_only == 1 && \ + (info)->seg_32bit == 0 && \ + (info)->limit_in_pages == 0 && \ + (info)->seg_not_present == 1 && \ + (info)->useable == 0 ) #endif diff --git a/include/asm-um/host_ldt-i386.h b/include/asm-um/host_ldt-i386.h new file mode 100644 index 0000000..b27cb0a --- /dev/null +++ b/include/asm-um/host_ldt-i386.h @@ -0,0 +1,34 @@ +#ifndef __ASM_HOST_LDT_I386_H +#define __ASM_HOST_LDT_I386_H + +#include "asm/arch/ldt.h" + +/* + * macros stolen from include/asm-i386/desc.h + */ +#define LDT_entry_a(info) \ + ((((info)->base_addr & 0x0000ffff) << 16) | ((info)->limit & 0x0ffff)) + +#define LDT_entry_b(info) \ + (((info)->base_addr & 0xff000000) | \ + (((info)->base_addr & 0x00ff0000) >> 16) | \ + ((info)->limit & 0xf0000) | \ + (((info)->read_exec_only ^ 1) << 9) | \ + ((info)->contents << 10) | \ + (((info)->seg_not_present ^ 1) << 15) | \ + ((info)->seg_32bit << 22) | \ + ((info)->limit_in_pages << 23) | \ + ((info)->useable << 20) | \ + 0x7000) + +#define LDT_empty(info) (\ + (info)->base_addr == 0 && \ + (info)->limit == 0 && \ + (info)->contents == 0 && \ + (info)->read_exec_only == 1 && \ + (info)->seg_32bit == 0 && \ + (info)->limit_in_pages == 0 && \ + (info)->seg_not_present == 1 && \ + (info)->useable == 0 ) + +#endif diff --git a/include/asm-um/ldt-x86_64.h b/include/asm-um/host_ldt-x86_64.h index 96b35aa..74a63f7 100644 --- a/include/asm-um/ldt-x86_64.h +++ b/include/asm-um/host_ldt-x86_64.h @@ -1,43 +1,8 @@ -/* - * Copyright (C) 2004 Fujitsu Siemens Computers GmbH - * Licensed under the GPL - * - * Author: Bodo Stroesser <bstroesser@fujitsu-siemens.com> - */ +#ifndef __ASM_HOST_LDT_X86_64_H +#define __ASM_HOST_LDT_X86_64_H -#ifndef __ASM_LDT_X86_64_H -#define __ASM_LDT_X86_64_H - -#include "asm/semaphore.h" #include "asm/arch/ldt.h" -struct mmu_context_skas; -extern void ldt_host_info(void); -extern long init_new_ldt(struct mmu_context_skas * to_mm, - struct mmu_context_skas * from_mm); -extern void free_ldt(struct mmu_context_skas * mm); - -#define LDT_PAGES_MAX \ - ((LDT_ENTRIES * LDT_ENTRY_SIZE)/PAGE_SIZE) -#define LDT_ENTRIES_PER_PAGE \ - (PAGE_SIZE/LDT_ENTRY_SIZE) -#define LDT_DIRECT_ENTRIES \ - ((LDT_PAGES_MAX*sizeof(void *))/LDT_ENTRY_SIZE) - -struct ldt_entry { - __u32 a; - __u32 b; -}; - -typedef struct uml_ldt { - int entry_count; - struct semaphore semaphore; - union { - struct ldt_entry * pages[LDT_PAGES_MAX]; - struct ldt_entry entries[LDT_DIRECT_ENTRIES]; - } u; -} uml_ldt_t; - /* * macros stolen from include/asm-x86_64/desc.h */ diff --git a/include/asm-um/ldt-i386.h b/include/asm-um/ldt-i386.h deleted file mode 100644 index 175722a..0000000 --- a/include/asm-um/ldt-i386.h +++ /dev/null @@ -1,69 +0,0 @@ -/* - * Copyright (C) 2004 Fujitsu Siemens Computers GmbH - * Licensed under the GPL - * - * Author: Bodo Stroesser <bstroesser@fujitsu-siemens.com> - */ - -#ifndef __ASM_LDT_I386_H -#define __ASM_LDT_I386_H - -#include "asm/semaphore.h" -#include "asm/arch/ldt.h" - -struct mmu_context_skas; -extern void ldt_host_info(void); -extern long init_new_ldt(struct mmu_context_skas * to_mm, - struct mmu_context_skas * from_mm); -extern void free_ldt(struct mmu_context_skas * mm); - -#define LDT_PAGES_MAX \ - ((LDT_ENTRIES * LDT_ENTRY_SIZE)/PAGE_SIZE) -#define LDT_ENTRIES_PER_PAGE \ - (PAGE_SIZE/LDT_ENTRY_SIZE) -#define LDT_DIRECT_ENTRIES \ - ((LDT_PAGES_MAX*sizeof(void *))/LDT_ENTRY_SIZE) - -struct ldt_entry { - __u32 a; - __u32 b; -}; - -typedef struct uml_ldt { - int entry_count; - struct semaphore semaphore; - union { - struct ldt_entry * pages[LDT_PAGES_MAX]; - struct ldt_entry entries[LDT_DIRECT_ENTRIES]; - } u; -} uml_ldt_t; - -/* - * macros stolen from include/asm-i386/desc.h - */ -#define LDT_entry_a(info) \ - ((((info)->base_addr & 0x0000ffff) << 16) | ((info)->limit & 0x0ffff)) - -#define LDT_entry_b(info) \ - (((info)->base_addr & 0xff000000) | \ - (((info)->base_addr & 0x00ff0000) >> 16) | \ - ((info)->limit & 0xf0000) | \ - (((info)->read_exec_only ^ 1) << 9) | \ - ((info)->contents << 10) | \ - (((info)->seg_not_present ^ 1) << 15) | \ - ((info)->seg_32bit << 22) | \ - ((info)->limit_in_pages << 23) | \ - ((info)->useable << 20) | \ - 0x7000) - -#define LDT_empty(info) (\ - (info)->base_addr == 0 && \ - (info)->limit == 0 && \ - (info)->contents == 0 && \ - (info)->read_exec_only == 1 && \ - (info)->seg_32bit == 0 && \ - (info)->limit_in_pages == 0 && \ - (info)->seg_not_present == 1 && \ - (info)->useable == 0 ) - -#endif diff --git a/include/asm-um/ldt.h b/include/asm-um/ldt.h new file mode 100644 index 0000000..96f82a4 --- /dev/null +++ b/include/asm-um/ldt.h @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2004 Fujitsu Siemens Computers GmbH + * Licensed under the GPL + * + * Author: Bodo Stroesser <bstroesser@fujitsu-siemens.com> + */ + +#ifndef __ASM_LDT_H +#define __ASM_LDT_H + +#include "asm/semaphore.h" +#include "asm/host_ldt.h" + +struct mmu_context_skas; +extern void ldt_host_info(void); +extern long init_new_ldt(struct mmu_context_skas * to_mm, + struct mmu_context_skas * from_mm); +extern void free_ldt(struct mmu_context_skas * mm); + +#define LDT_PAGES_MAX \ + ((LDT_ENTRIES * LDT_ENTRY_SIZE)/PAGE_SIZE) +#define LDT_ENTRIES_PER_PAGE \ + (PAGE_SIZE/LDT_ENTRY_SIZE) +#define LDT_DIRECT_ENTRIES \ + ((LDT_PAGES_MAX*sizeof(void *))/LDT_ENTRY_SIZE) + +struct ldt_entry { + __u32 a; + __u32 b; +}; + +typedef struct uml_ldt { + int entry_count; + struct semaphore semaphore; + union { + struct ldt_entry * pages[LDT_PAGES_MAX]; + struct ldt_entry entries[LDT_DIRECT_ENTRIES]; + } u; +} uml_ldt_t; + +#endif diff --git a/include/asm-um/processor-i386.h b/include/asm-um/processor-i386.h index 4108a57..595f1c3 100644 --- a/include/asm-um/processor-i386.h +++ b/include/asm-um/processor-i386.h @@ -1,4 +1,4 @@ -/* +/* * Copyright (C) 2002 Jeff Dike (jdike@karaya.com) * Licensed under the GPL */ @@ -6,21 +6,48 @@ #ifndef __UM_PROCESSOR_I386_H #define __UM_PROCESSOR_I386_H +#include "linux/string.h" +#include "asm/host_ldt.h" +#include "asm/segment.h" + extern int host_has_xmm; extern int host_has_cmov; /* include faultinfo structure */ #include "sysdep/faultinfo.h" +struct uml_tls_struct { + struct user_desc tls; + unsigned flushed:1; + unsigned present:1; +}; + struct arch_thread { + struct uml_tls_struct tls_array[GDT_ENTRY_TLS_ENTRIES]; unsigned long debugregs[8]; int debugregs_seq; struct faultinfo faultinfo; }; -#define INIT_ARCH_THREAD { .debugregs = { [ 0 ... 7 ] = 0 }, \ - .debugregs_seq = 0, \ - .faultinfo = { 0, 0, 0 } } +#define INIT_ARCH_THREAD { \ + .tls_array = { [ 0 ... GDT_ENTRY_TLS_ENTRIES - 1 ] = \ + { .present = 0, .flushed = 0 } }, \ + .debugregs = { [ 0 ... 7 ] = 0 }, \ + .debugregs_seq = 0, \ + .faultinfo = { 0, 0, 0 } \ +} + +static inline void arch_flush_thread(struct arch_thread *thread) +{ + /* Clear any TLS still hanging */ + memset(&thread->tls_array, 0, sizeof(thread->tls_array)); +} + +static inline void arch_copy_thread(struct arch_thread *from, + struct arch_thread *to) +{ + memcpy(&to->tls_array, &from->tls_array, sizeof(from->tls_array)); +} #include "asm/arch/user.h" diff --git a/include/asm-um/processor-x86_64.h b/include/asm-um/processor-x86_64.h index e1e1255..10609af 100644 --- a/include/asm-um/processor-x86_64.h +++ b/include/asm-um/processor-x86_64.h @@ -28,6 +28,15 @@ extern inline void rep_nop(void) .debugregs_seq = 0, \ .faultinfo = { 0, 0, 0 } } +static inline void arch_flush_thread(struct arch_thread *thread) +{ +} + +static inline void arch_copy_thread(struct arch_thread *from, + struct arch_thread *to) +{ +} + #include "asm/arch/user.h" #define current_text_addr() \ diff --git a/include/asm-um/ptrace-generic.h b/include/asm-um/ptrace-generic.h index 46599ac..5034843 100644 --- a/include/asm-um/ptrace-generic.h +++ b/include/asm-um/ptrace-generic.h @@ -28,7 +28,7 @@ struct pt_regs { union uml_pt_regs regs; }; -#define EMPTY_REGS { regs : EMPTY_UML_PT_REGS } +#define EMPTY_REGS { .regs = EMPTY_UML_PT_REGS } #define PT_REGS_IP(r) UPT_IP(&(r)->regs) #define PT_REGS_SP(r) UPT_SP(&(r)->regs) @@ -60,17 +60,9 @@ extern void show_regs(struct pt_regs *regs); extern void send_sigtrap(struct task_struct *tsk, union uml_pt_regs *regs, int error_code); -#endif +extern int arch_copy_tls(struct task_struct *new); +extern void clear_flushed_tls(struct task_struct *task); #endif -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ +#endif diff --git a/include/asm-um/ptrace-i386.h b/include/asm-um/ptrace-i386.h index fe882b9..30656c9 100644 --- a/include/asm-um/ptrace-i386.h +++ b/include/asm-um/ptrace-i386.h @@ -8,8 +8,11 @@ #define HOST_AUDIT_ARCH AUDIT_ARCH_I386 +#include "linux/compiler.h" #include "sysdep/ptrace.h" #include "asm/ptrace-generic.h" +#include "asm/host_ldt.h" +#include "choose-mode.h" #define PT_REGS_EAX(r) UPT_EAX(&(r)->regs) #define PT_REGS_EBX(r) UPT_EBX(&(r)->regs) @@ -38,15 +41,31 @@ #define user_mode(r) UPT_IS_USER(&(r)->regs) -#endif +extern int ptrace_get_thread_area(struct task_struct *child, int idx, + struct user_desc __user *user_desc); -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ +extern int ptrace_set_thread_area(struct task_struct *child, int idx, + struct user_desc __user *user_desc); + +extern int do_set_thread_area_skas(struct user_desc *info); +extern int do_get_thread_area_skas(struct user_desc *info); + +extern int do_set_thread_area_tt(struct user_desc *info); +extern int do_get_thread_area_tt(struct user_desc *info); + +extern int arch_switch_tls_skas(struct task_struct *from, struct task_struct *to); +extern int arch_switch_tls_tt(struct task_struct *from, struct task_struct *to); + +static inline int do_get_thread_area(struct user_desc *info) +{ + return CHOOSE_MODE_PROC(do_get_thread_area_tt, do_get_thread_area_skas, info); +} + +static inline int do_set_thread_area(struct user_desc *info) +{ + return CHOOSE_MODE_PROC(do_set_thread_area_tt, do_set_thread_area_skas, info); +} + +struct task_struct; + +#endif diff --git a/include/asm-um/ptrace-x86_64.h b/include/asm-um/ptrace-x86_64.h index be51219..c894e68 100644 --- a/include/asm-um/ptrace-x86_64.h +++ b/include/asm-um/ptrace-x86_64.h @@ -8,6 +8,8 @@ #define __UM_PTRACE_X86_64_H #include "linux/compiler.h" +#include "asm/errno.h" +#include "asm/host_ldt.h" #define signal_fault signal_fault_x86_64 #define __FRAME_OFFSETS /* Needed to get the R* macros */ @@ -63,15 +65,26 @@ void signal_fault(struct pt_regs_subarch *regs, void *frame, char *where); #define profile_pc(regs) PT_REGS_IP(regs) -#endif +static inline int ptrace_get_thread_area(struct task_struct *child, int idx, + struct user_desc __user *user_desc) +{ + return -ENOSYS; +} -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ +static inline int ptrace_set_thread_area(struct task_struct *child, int idx, + struct user_desc __user *user_desc) +{ + return -ENOSYS; +} + +static inline void arch_switch_to_tt(struct task_struct *from, + struct task_struct *to) +{ +} + +static inline void arch_switch_to_skas(struct task_struct *from, + struct task_struct *to) +{ +} + +#endif diff --git a/include/asm-um/segment.h b/include/asm-um/segment.h index 55e4030..45183fc 100644 --- a/include/asm-um/segment.h +++ b/include/asm-um/segment.h @@ -1,4 +1,10 @@ #ifndef __UM_SEGMENT_H #define __UM_SEGMENT_H +extern int host_gdt_entry_tls_min; + +#define GDT_ENTRY_TLS_ENTRIES 3 +#define GDT_ENTRY_TLS_MIN host_gdt_entry_tls_min +#define GDT_ENTRY_TLS_MAX (GDT_ENTRY_TLS_MIN + GDT_ENTRY_TLS_ENTRIES - 1) + #endif diff --git a/include/asm-um/thread_info.h b/include/asm-um/thread_info.h index 17b6b07..f166b98 100644 --- a/include/asm-um/thread_info.h +++ b/include/asm-um/thread_info.h @@ -27,14 +27,14 @@ struct thread_info { #define INIT_THREAD_INFO(tsk) \ { \ - task: &tsk, \ - exec_domain: &default_exec_domain, \ - flags: 0, \ - cpu: 0, \ - preempt_count: 1, \ - addr_limit: KERNEL_DS, \ - restart_block: { \ - fn: do_no_restart_syscall, \ + .task = &tsk, \ + .exec_domain = &default_exec_domain, \ + .flags = 0, \ + .cpu = 0, \ + .preempt_count = 1, \ + .addr_limit = KERNEL_DS, \ + .restart_block = { \ + .fn = do_no_restart_syscall, \ }, \ } diff --git a/include/asm-um/uaccess.h b/include/asm-um/uaccess.h index 4e460d6..bea5a01 100644 --- a/include/asm-um/uaccess.h +++ b/include/asm-um/uaccess.h @@ -57,7 +57,7 @@ ({ \ const __typeof__((*(ptr))) __user *private_ptr = (ptr); \ (access_ok(VERIFY_READ, private_ptr, sizeof(*private_ptr)) ? \ - __get_user(x, private_ptr) : ((x) = 0, -EFAULT)); \ + __get_user(x, private_ptr) : ((x) = (__typeof__(*ptr))0, -EFAULT)); \ }) #define __put_user(x, ptr) \ diff --git a/include/asm-x86_64/local.h b/include/asm-x86_64/local.h index bf14803..cd17945 100644 --- a/include/asm-x86_64/local.h +++ b/include/asm-x86_64/local.h @@ -5,7 +5,7 @@ typedef struct { - volatile unsigned long counter; + volatile long counter; } local_t; #define LOCAL_INIT(i) { (i) } @@ -13,7 +13,7 @@ typedef struct #define local_read(v) ((v)->counter) #define local_set(v,i) (((v)->counter) = (i)) -static __inline__ void local_inc(local_t *v) +static inline void local_inc(local_t *v) { __asm__ __volatile__( "incq %0" @@ -21,7 +21,7 @@ static __inline__ void local_inc(local_t *v) :"m" (v->counter)); } -static __inline__ void local_dec(local_t *v) +static inline void local_dec(local_t *v) { __asm__ __volatile__( "decq %0" @@ -29,7 +29,7 @@ static __inline__ void local_dec(local_t *v) :"m" (v->counter)); } -static __inline__ void local_add(unsigned int i, local_t *v) +static inline void local_add(long i, local_t *v) { __asm__ __volatile__( "addq %1,%0" @@ -37,7 +37,7 @@ static __inline__ void local_add(unsigned int i, local_t *v) :"ir" (i), "m" (v->counter)); } -static __inline__ void local_sub(unsigned int i, local_t *v) +static inline void local_sub(long i, local_t *v) { __asm__ __volatile__( "subq %1,%0" diff --git a/include/linux/backlight.h b/include/linux/backlight.h index bb9e543..75e91f5 100644 --- a/include/linux/backlight.h +++ b/include/linux/backlight.h @@ -19,20 +19,25 @@ struct fb_info; struct backlight_properties { /* Owner module */ struct module *owner; - /* Get the backlight power status (0: full on, 1..3: power saving - modes; 4: full off), see FB_BLANK_XXX */ - int (*get_power)(struct backlight_device *); - /* Enable or disable power to the LCD (0: on; 4: off, see FB_BLANK_XXX) */ - int (*set_power)(struct backlight_device *, int power); - /* Maximal value for brightness (read-only) */ - int max_brightness; - /* Get current backlight brightness */ + + /* Notify the backlight driver some property has changed */ + int (*update_status)(struct backlight_device *); + /* Return the current backlight brightness (accounting for power, + fb_blank etc.) */ int (*get_brightness)(struct backlight_device *); - /* Set backlight brightness (0..max_brightness) */ - int (*set_brightness)(struct backlight_device *, int brightness); /* Check if given framebuffer device is the one bound to this backlight; return 0 if not, !=0 if it is. If NULL, backlight always matches the fb. */ int (*check_fb)(struct fb_info *); + + /* Current User requested brightness (0 - max_brightness) */ + int brightness; + /* Maximal value for brightness (read-only) */ + int max_brightness; + /* Current FB Power mode (0: full on, 1..3: power saving + modes; 4: full off), see FB_BLANK_XXX */ + int power; + /* FB Blanking active? (values as for power) */ + int fb_blank; }; struct backlight_device { diff --git a/include/linux/dcache.h b/include/linux/dcache.h index d10bd30..836325e 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -275,6 +275,7 @@ extern void d_move(struct dentry *, struct dentry *); /* appendix may either be NULL or be used for transname suffixes */ extern struct dentry * d_lookup(struct dentry *, struct qstr *); extern struct dentry * __d_lookup(struct dentry *, struct qstr *); +extern struct dentry * d_hash_and_lookup(struct dentry *, struct qstr *); /* validate "insecure" dentry pointer */ extern int d_validate(struct dentry *, struct dentry *); diff --git a/include/linux/fadvise.h b/include/linux/fadvise.h index b2913bb..e8e7471 100644 --- a/include/linux/fadvise.h +++ b/include/linux/fadvise.h @@ -18,10 +18,4 @@ #define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ #endif -/* - * Linux-specific fadvise() extensions: - */ -#define LINUX_FADV_ASYNC_WRITE 32 /* Start writeout on range */ -#define LINUX_FADV_WRITE_WAIT 33 /* Wait upon writeout to range */ - #endif /* FADVISE_H_INCLUDED */ diff --git a/include/linux/fb.h b/include/linux/fb.h index d03fadf..315d897 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -839,12 +839,10 @@ struct fb_info { #define FB_LEFT_POS(bpp) (32 - bpp) #define FB_SHIFT_HIGH(val, bits) ((val) >> (bits)) #define FB_SHIFT_LOW(val, bits) ((val) << (bits)) -#define FB_BIT_NR(b) (7 - (b)) #else #define FB_LEFT_POS(bpp) (0) #define FB_SHIFT_HIGH(val, bits) ((val) << (bits)) #define FB_SHIFT_LOW(val, bits) ((val) >> (bits)) -#define FB_BIT_NR(b) (b) #endif /* diff --git a/include/linux/fs.h b/include/linux/fs.h index 20fa5f6..1e9ebab 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -757,6 +757,13 @@ extern void send_sigio(struct fown_struct *fown, int fd, int band); extern int fcntl_setlease(unsigned int fd, struct file *filp, long arg); extern int fcntl_getlease(struct file *filp); +/* fs/sync.c */ +#define SYNC_FILE_RANGE_WAIT_BEFORE 1 +#define SYNC_FILE_RANGE_WRITE 2 +#define SYNC_FILE_RANGE_WAIT_AFTER 4 +extern int do_sync_file_range(struct file *file, loff_t offset, loff_t endbyte, + int flags); + /* fs/locks.c */ extern void locks_init_lock(struct file_lock *); extern void locks_copy_lock(struct file_lock *, struct file_lock *); @@ -857,7 +864,7 @@ struct super_block { */ struct mutex s_vfs_rename_mutex; /* Kludge */ - /* Granuality of c/m/atime in ns. + /* Granularity of c/m/atime in ns. Cannot be worse than a second */ u32 s_time_gran; }; @@ -1413,6 +1420,7 @@ extern void bd_release_from_disk(struct block_device *, struct gendisk *); #endif /* fs/char_dev.c */ +#define CHRDEV_MAJOR_HASH_SIZE 255 extern int alloc_chrdev_region(dev_t *, unsigned, unsigned, const char *); extern int register_chrdev_region(dev_t, unsigned, const char *); extern int register_chrdev(unsigned int, const char *, @@ -1420,25 +1428,17 @@ extern int register_chrdev(unsigned int, const char *, extern int unregister_chrdev(unsigned int, const char *); extern void unregister_chrdev_region(dev_t, unsigned); extern int chrdev_open(struct inode *, struct file *); -extern int get_chrdev_list(char *); -extern void *acquire_chrdev_list(void); -extern int count_chrdev_list(void); -extern void *get_next_chrdev(void *); -extern int get_chrdev_info(void *, int *, char **); -extern void release_chrdev_list(void *); +extern void chrdev_show(struct seq_file *,off_t); /* fs/block_dev.c */ +#define BLKDEV_MAJOR_HASH_SIZE 255 #define BDEVNAME_SIZE 32 /* Largest string for a blockdev identifier */ extern const char *__bdevname(dev_t, char *buffer); extern const char *bdevname(struct block_device *bdev, char *buffer); extern struct block_device *lookup_bdev(const char *); extern struct block_device *open_bdev_excl(const char *, int, void *); extern void close_bdev_excl(struct block_device *); -extern void *acquire_blkdev_list(void); -extern int count_blkdev_list(void); -extern void *get_next_blkdev(void *); -extern int get_blkdev_info(void *, int *, char **); -extern void release_blkdev_list(void *); +extern void blkdev_show(struct seq_file *,off_t); extern void init_special_inode(struct inode *, umode_t, dev_t); diff --git a/include/linux/gameport.h b/include/linux/gameport.h index 9c8e6da..71e7b28 100644 --- a/include/linux/gameport.h +++ b/include/linux/gameport.h @@ -11,6 +11,7 @@ #include <asm/io.h> #include <linux/list.h> +#include <linux/mutex.h> #include <linux/device.h> #include <linux/timer.h> @@ -40,7 +41,7 @@ struct gameport { struct gameport *parent, *child; struct gameport_driver *drv; - struct semaphore drv_sem; /* protects serio->drv so attributes can pin driver */ + struct mutex drv_mutex; /* protects serio->drv so attributes can pin driver */ struct device dev; unsigned int registered; /* port has been fully registered with driver core */ @@ -137,12 +138,12 @@ static inline void gameport_set_drvdata(struct gameport *gameport, void *data) */ static inline int gameport_pin_driver(struct gameport *gameport) { - return down_interruptible(&gameport->drv_sem); + return mutex_lock_interruptible(&gameport->drv_mutex); } static inline void gameport_unpin_driver(struct gameport *gameport) { - up(&gameport->drv_sem); + mutex_unlock(&gameport->drv_mutex); } void __gameport_register_driver(struct gameport_driver *drv, struct module *owner); diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 9383015..306acf1 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -58,6 +58,19 @@ struct hrtimer { }; /** + * struct hrtimer_sleeper - simple sleeper structure + * + * @timer: embedded timer structure + * @task: task to wake up + * + * task is set to NULL, when the timer expires. + */ +struct hrtimer_sleeper { + struct hrtimer timer; + struct task_struct *task; +}; + +/** * struct hrtimer_base - the timer base for a specific clock * * @index: clock type index for per_cpu support when moving a timer @@ -67,7 +80,7 @@ struct hrtimer { * @first: pointer to the timer node which expires first * @resolution: the resolution of the clock, in nanoseconds * @get_time: function to retrieve the current time of the clock - * @get_sofirq_time: function to retrieve the current time from the softirq + * @get_softirq_time: function to retrieve the current time from the softirq * @curr_timer: the timer which is executing a callback right now * @softirq_time: the time when running the hrtimer queue in the softirq */ @@ -127,6 +140,9 @@ extern long hrtimer_nanosleep(struct timespec *rqtp, const enum hrtimer_mode mode, const clockid_t clockid); +extern void hrtimer_init_sleeper(struct hrtimer_sleeper *sl, + struct task_struct *tsk); + /* Soft interrupt function to run the hrtimer queues: */ extern void hrtimer_run_queues(void); diff --git a/include/linux/input.h b/include/linux/input.h index 1d4e341..b0e612d 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -421,7 +421,7 @@ struct input_absinfo { #define BTN_GEAR_UP 0x151 #define KEY_OK 0x160 -#define KEY_SELECT 0x161 +#define KEY_SELECT 0x161 #define KEY_GOTO 0x162 #define KEY_CLEAR 0x163 #define KEY_POWER2 0x164 @@ -512,6 +512,15 @@ struct input_absinfo { #define KEY_FN_S 0x1e3 #define KEY_FN_B 0x1e4 +#define KEY_BRL_DOT1 0x1f1 +#define KEY_BRL_DOT2 0x1f2 +#define KEY_BRL_DOT3 0x1f3 +#define KEY_BRL_DOT4 0x1f4 +#define KEY_BRL_DOT5 0x1f5 +#define KEY_BRL_DOT6 0x1f6 +#define KEY_BRL_DOT7 0x1f7 +#define KEY_BRL_DOT8 0x1f8 + /* We avoid low common keys in module aliases so they don't get huge. */ #define KEY_MIN_INTERESTING KEY_MUTE #define KEY_MAX 0x1ff @@ -929,7 +938,7 @@ struct input_dev { struct input_handle *grab; - struct semaphore sem; /* serializes open and close operations */ + struct mutex mutex; /* serializes open and close operations */ unsigned int users; struct class_device cdev; @@ -995,11 +1004,6 @@ static inline void init_input_dev(struct input_dev *dev) struct input_dev *input_allocate_device(void); -static inline void input_free_device(struct input_dev *dev) -{ - kfree(dev); -} - static inline struct input_dev *input_get_device(struct input_dev *dev) { return to_input_dev(class_device_get(&dev->cdev)); @@ -1010,6 +1014,11 @@ static inline void input_put_device(struct input_dev *dev) class_device_put(&dev->cdev); } +static inline void input_free_device(struct input_dev *dev) +{ + input_put_device(dev); +} + int input_register_device(struct input_dev *); void input_unregister_device(struct input_dev *); diff --git a/include/linux/ipmi_smi.h b/include/linux/ipmi_smi.h index 5357128..6d9c7e4 100644 --- a/include/linux/ipmi_smi.h +++ b/include/linux/ipmi_smi.h @@ -82,6 +82,13 @@ struct ipmi_smi_handlers { struct module *owner; + /* The low-level interface cannot start sending messages to + the upper layer until this function is called. This may + not be NULL, the lower layer must take the interface from + this call. */ + int (*start_processing)(void *send_info, + ipmi_smi_t new_intf); + /* Called to enqueue an SMI message to be sent. This operation is not allowed to fail. If an error occurs, it should report back the error in a received message. It may @@ -157,13 +164,16 @@ static inline void ipmi_demangle_device_id(unsigned char *data, } /* Add a low-level interface to the IPMI driver. Note that if the - interface doesn't know its slave address, it should pass in zero. */ + interface doesn't know its slave address, it should pass in zero. + The low-level interface should not deliver any messages to the + upper layer until the start_processing() function in the handlers + is called, and the lower layer must get the interface from that + call. */ int ipmi_register_smi(struct ipmi_smi_handlers *handlers, void *send_info, struct ipmi_device_id *device_id, struct device *dev, - unsigned char slave_addr, - ipmi_smi_t *intf); + unsigned char slave_addr); /* * Remove a low-level interface from the IPMI driver. This will diff --git a/include/linux/kbd_kern.h b/include/linux/kbd_kern.h index e87c32a..4eb851e 100644 --- a/include/linux/kbd_kern.h +++ b/include/linux/kbd_kern.h @@ -135,6 +135,8 @@ static inline void chg_vc_kbd_led(struct kbd_struct * kbd, int flag) #define U(x) ((x) ^ 0xf000) +#define BRL_UC_ROW 0x2800 + /* keyboard.c */ struct console; diff --git a/include/linux/keyboard.h b/include/linux/keyboard.h index 0848804..de76843 100644 --- a/include/linux/keyboard.h +++ b/include/linux/keyboard.h @@ -44,6 +44,7 @@ extern unsigned short plain_map[NR_KEYS]; #define KT_ASCII 9 #define KT_LOCK 10 #define KT_SLOCK 12 +#define KT_BRL 14 #define K(t,v) (((t)<<8)|(v)) #define KTYP(x) ((x) >> 8) @@ -427,5 +428,17 @@ extern unsigned short plain_map[NR_KEYS]; #define NR_LOCK 8 +#define K_BRL_BLANK K(KT_BRL, 0) +#define K_BRL_DOT1 K(KT_BRL, 1) +#define K_BRL_DOT2 K(KT_BRL, 2) +#define K_BRL_DOT3 K(KT_BRL, 3) +#define K_BRL_DOT4 K(KT_BRL, 4) +#define K_BRL_DOT5 K(KT_BRL, 5) +#define K_BRL_DOT6 K(KT_BRL, 6) +#define K_BRL_DOT7 K(KT_BRL, 7) +#define K_BRL_DOT8 K(KT_BRL, 8) + +#define NR_BRL 9 + #define MAX_DIACR 256 #endif diff --git a/include/linux/leds.h b/include/linux/leds.h new file mode 100644 index 0000000..4617e75 --- /dev/null +++ b/include/linux/leds.h @@ -0,0 +1,111 @@ +/* + * Driver model for leds and led triggers + * + * Copyright (C) 2005 John Lenz <lenz@cs.wisc.edu> + * Copyright (C) 2005 Richard Purdie <rpurdie@openedhand.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +#ifndef __LINUX_LEDS_H_INCLUDED +#define __LINUX_LEDS_H_INCLUDED + +struct device; +struct class_device; +/* + * LED Core + */ + +enum led_brightness { + LED_OFF = 0, + LED_HALF = 127, + LED_FULL = 255, +}; + +struct led_classdev { + const char *name; + int brightness; + int flags; +#define LED_SUSPENDED (1 << 0) + + /* A function to set the brightness of the led */ + void (*brightness_set)(struct led_classdev *led_cdev, + enum led_brightness brightness); + + struct class_device *class_dev; + /* LED Device linked list */ + struct list_head node; + + /* Trigger data */ + char *default_trigger; +#ifdef CONFIG_LEDS_TRIGGERS + rwlock_t trigger_lock; + /* Protects the trigger data below */ + + struct led_trigger *trigger; + struct list_head trig_list; + void *trigger_data; +#endif +}; + +extern int led_classdev_register(struct device *parent, + struct led_classdev *led_cdev); +extern void led_classdev_unregister(struct led_classdev *led_cdev); +extern void led_classdev_suspend(struct led_classdev *led_cdev); +extern void led_classdev_resume(struct led_classdev *led_cdev); + +/* + * LED Triggers + */ +#ifdef CONFIG_LEDS_TRIGGERS + +#define TRIG_NAME_MAX 50 + +struct led_trigger { + /* Trigger Properties */ + const char *name; + void (*activate)(struct led_classdev *led_cdev); + void (*deactivate)(struct led_classdev *led_cdev); + + /* LEDs under control by this trigger (for simple triggers) */ + rwlock_t leddev_list_lock; + struct list_head led_cdevs; + + /* Link to next registered trigger */ + struct list_head next_trig; +}; + +/* Registration functions for complex triggers */ +extern int led_trigger_register(struct led_trigger *trigger); +extern void led_trigger_unregister(struct led_trigger *trigger); + +/* Registration functions for simple triggers */ +#define DEFINE_LED_TRIGGER(x) static struct led_trigger *x; +#define DEFINE_LED_TRIGGER_GLOBAL(x) struct led_trigger *x; +extern void led_trigger_register_simple(const char *name, + struct led_trigger **trigger); +extern void led_trigger_unregister_simple(struct led_trigger *trigger); +extern void led_trigger_event(struct led_trigger *trigger, + enum led_brightness event); + +#else + +/* Triggers aren't active - null macros */ +#define DEFINE_LED_TRIGGER(x) +#define DEFINE_LED_TRIGGER_GLOBAL(x) +#define led_trigger_register_simple(x, y) do {} while(0) +#define led_trigger_unregister_simple(x) do {} while(0) +#define led_trigger_event(x, y) do {} while(0) + +#endif + +/* Trigger specific functions */ +#ifdef CONFIG_LEDS_TRIGGER_IDE_DISK +extern void ledtrig_ide_activity(void); +#else +#define ledtrig_ide_activity() do {} while(0) +#endif + +#endif /* __LINUX_LEDS_H_INCLUDED */ diff --git a/include/linux/libps2.h b/include/linux/libps2.h index a710bdd..08a450a 100644 --- a/include/linux/libps2.h +++ b/include/linux/libps2.h @@ -28,7 +28,7 @@ struct ps2dev { struct serio *serio; /* Ensures that only one command is executing at a time */ - struct semaphore cmd_sem; + struct mutex cmd_mutex; /* Used to signal completion from interrupt handler */ wait_queue_head_t wait; diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 7d09962..ff0a640 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -12,7 +12,7 @@ extern void migrate_page_copy(struct page *, struct page *); extern int migrate_page_remove_references(struct page *, struct page *, int); extern int migrate_pages(struct list_head *l, struct list_head *t, struct list_head *moved, struct list_head *failed); -int migrate_pages_to(struct list_head *pagelist, +extern int migrate_pages_to(struct list_head *pagelist, struct vm_area_struct *vma, int dest); extern int fail_migrate_page(struct page *, struct page *); @@ -26,6 +26,9 @@ static inline int putback_lru_pages(struct list_head *l) { return 0; } static inline int migrate_pages(struct list_head *l, struct list_head *t, struct list_head *moved, struct list_head *failed) { return -ENOSYS; } +static inline int migrate_pages_to(struct list_head *pagelist, + struct vm_area_struct *vma, int dest) { return 0; } + static inline int migrate_prep(void) { return -ENOSYS; } /* Possible settings for the migrate_page() method in address_operations */ diff --git a/include/linux/mtd/blktrans.h b/include/linux/mtd/blktrans.h index f46afec..72fc68c 100644 --- a/include/linux/mtd/blktrans.h +++ b/include/linux/mtd/blktrans.h @@ -10,7 +10,7 @@ #ifndef __MTD_TRANS_H__ #define __MTD_TRANS_H__ -#include <asm/semaphore.h> +#include <linux/mutex.h> struct hd_geometry; struct mtd_info; @@ -22,7 +22,7 @@ struct mtd_blktrans_dev { struct mtd_blktrans_ops *tr; struct list_head list; struct mtd_info *mtd; - struct semaphore sem; + struct mutex lock; int devnum; int blksize; unsigned long size; diff --git a/include/linux/mtd/doc2000.h b/include/linux/mtd/doc2000.h index 386a52c..9addd07 100644 --- a/include/linux/mtd/doc2000.h +++ b/include/linux/mtd/doc2000.h @@ -15,7 +15,7 @@ #define __MTD_DOC2000_H__ #include <linux/mtd/mtd.h> -#include <asm/semaphore.h> +#include <linux/mutex.h> #define DoC_Sig1 0 #define DoC_Sig2 1 @@ -187,7 +187,7 @@ struct DiskOnChip { int numchips; struct Nand *chips; struct mtd_info *nextdoc; - struct semaphore lock; + struct mutex lock; }; int doc_decode_ecc(unsigned char sector[512], unsigned char ecc1[6]); diff --git a/include/linux/mtd/inftl.h b/include/linux/mtd/inftl.h index 0268125..d7eaa40 100644 --- a/include/linux/mtd/inftl.h +++ b/include/linux/mtd/inftl.h @@ -52,6 +52,11 @@ struct INFTLrecord { int INFTL_mount(struct INFTLrecord *s); int INFTL_formatblock(struct INFTLrecord *s, int block); +extern char inftlmountrev[]; + +void INFTL_dumptables(struct INFTLrecord *s); +void INFTL_dumpVUchains(struct INFTLrecord *s); + #endif /* __KERNEL__ */ #endif /* __MTD_INFTL_H__ */ diff --git a/include/linux/namei.h b/include/linux/namei.h index e669801..58cb3d3 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -75,7 +75,6 @@ extern struct file *nameidata_to_filp(struct nameidata *nd, int flags); extern void release_open_intent(struct nameidata *); extern struct dentry * lookup_one_len(const char *, struct dentry *, int); -extern __deprecated_for_modules struct dentry * lookup_hash(struct nameidata *); extern int follow_down(struct vfsmount **, struct dentry **); extern int follow_up(struct vfsmount **, struct dentry **); diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 950dc55..40ccf8c 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -598,20 +598,7 @@ DECLARE_PER_CPU(struct softnet_data,softnet_data); #define HAVE_NETIF_QUEUE -static inline void __netif_schedule(struct net_device *dev) -{ - if (!test_and_set_bit(__LINK_STATE_SCHED, &dev->state)) { - unsigned long flags; - struct softnet_data *sd; - - local_irq_save(flags); - sd = &__get_cpu_var(softnet_data); - dev->next_sched = sd->output_queue; - sd->output_queue = dev; - raise_softirq_irqoff(NET_TX_SOFTIRQ); - local_irq_restore(flags); - } -} +extern void __netif_schedule(struct net_device *dev); static inline void netif_schedule(struct net_device *dev) { @@ -675,13 +662,7 @@ static inline void dev_kfree_skb_irq(struct sk_buff *skb) /* Use this variant in places where it could be invoked * either from interrupt or non-interrupt context. */ -static inline void dev_kfree_skb_any(struct sk_buff *skb) -{ - if (in_irq() || irqs_disabled()) - dev_kfree_skb_irq(skb); - else - dev_kfree_skb(skb); -} +extern void dev_kfree_skb_any(struct sk_buff *skb); #define HAVE_NETIF_RX 1 extern int netif_rx(struct sk_buff *skb); @@ -768,22 +749,9 @@ static inline int netif_device_present(struct net_device *dev) return test_bit(__LINK_STATE_PRESENT, &dev->state); } -static inline void netif_device_detach(struct net_device *dev) -{ - if (test_and_clear_bit(__LINK_STATE_PRESENT, &dev->state) && - netif_running(dev)) { - netif_stop_queue(dev); - } -} +extern void netif_device_detach(struct net_device *dev); -static inline void netif_device_attach(struct net_device *dev) -{ - if (!test_and_set_bit(__LINK_STATE_PRESENT, &dev->state) && - netif_running(dev)) { - netif_wake_queue(dev); - __netdev_watchdog_up(dev); - } -} +extern void netif_device_attach(struct net_device *dev); /* * Network interface message level settings @@ -851,20 +819,7 @@ static inline int netif_rx_schedule_prep(struct net_device *dev) * already been called and returned 1. */ -static inline void __netif_rx_schedule(struct net_device *dev) -{ - unsigned long flags; - - local_irq_save(flags); - dev_hold(dev); - list_add_tail(&dev->poll_list, &__get_cpu_var(softnet_data).poll_list); - if (dev->quota < 0) - dev->quota += dev->weight; - else - dev->quota = dev->weight; - __raise_softirq_irqoff(NET_RX_SOFTIRQ); - local_irq_restore(flags); -} +extern void __netif_rx_schedule(struct net_device *dev); /* Try to reschedule poll. Called by irq handler. */ diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h index 1350e47..f6bdef8 100644 --- a/include/linux/netfilter/x_tables.h +++ b/include/linux/netfilter/x_tables.h @@ -142,6 +142,12 @@ struct xt_counters_info #define ASSERT_WRITE_LOCK(x) #include <linux/netfilter_ipv4/listhelp.h> +#ifdef CONFIG_COMPAT +#define COMPAT_TO_USER 1 +#define COMPAT_FROM_USER -1 +#define COMPAT_CALC_SIZE 0 +#endif + struct xt_match { struct list_head list; @@ -175,6 +181,9 @@ struct xt_match void (*destroy)(const struct xt_match *match, void *matchinfo, unsigned int matchinfosize); + /* Called when userspace align differs from kernel space one */ + int (*compat)(void *match, void **dstptr, int *size, int convert); + /* Set this to THIS_MODULE if you are a module, otherwise NULL */ struct module *me; @@ -220,6 +229,9 @@ struct xt_target void (*destroy)(const struct xt_target *target, void *targinfo, unsigned int targinfosize); + /* Called when userspace align differs from kernel space one */ + int (*compat)(void *target, void **dstptr, int *size, int convert); + /* Set this to THIS_MODULE if you are a module, otherwise NULL */ struct module *me; @@ -314,6 +326,61 @@ extern void xt_proto_fini(int af); extern struct xt_table_info *xt_alloc_table_info(unsigned int size); extern void xt_free_table_info(struct xt_table_info *info); +#ifdef CONFIG_COMPAT +#include <net/compat.h> + +struct compat_xt_entry_match +{ + union { + struct { + u_int16_t match_size; + char name[XT_FUNCTION_MAXNAMELEN - 1]; + u_int8_t revision; + } user; + u_int16_t match_size; + } u; + unsigned char data[0]; +}; + +struct compat_xt_entry_target +{ + union { + struct { + u_int16_t target_size; + char name[XT_FUNCTION_MAXNAMELEN - 1]; + u_int8_t revision; + } user; + u_int16_t target_size; + } u; + unsigned char data[0]; +}; + +/* FIXME: this works only on 32 bit tasks + * need to change whole approach in order to calculate align as function of + * current task alignment */ + +struct compat_xt_counters +{ + u_int32_t cnt[4]; +}; + +struct compat_xt_counters_info +{ + char name[XT_TABLE_MAXNAMELEN]; + compat_uint_t num_counters; + struct compat_xt_counters counters[0]; +}; + +#define COMPAT_XT_ALIGN(s) (((s) + (__alignof__(struct compat_xt_counters)-1)) \ + & ~(__alignof__(struct compat_xt_counters)-1)) + +extern void xt_compat_lock(int af); +extern void xt_compat_unlock(int af); +extern int xt_compat_match(void *match, void **dstptr, int *size, int convert); +extern int xt_compat_target(void *target, void **dstptr, int *size, + int convert); + +#endif /* CONFIG_COMPAT */ #endif /* __KERNEL__ */ #endif /* _X_TABLES_H */ diff --git a/include/linux/netfilter/xt_esp.h b/include/linux/netfilter/xt_esp.h new file mode 100644 index 0000000..9380fb1 --- /dev/null +++ b/include/linux/netfilter/xt_esp.h @@ -0,0 +1,14 @@ +#ifndef _XT_ESP_H +#define _XT_ESP_H + +struct xt_esp +{ + u_int32_t spis[2]; /* Security Parameter Index */ + u_int8_t invflags; /* Inverse flags */ +}; + +/* Values for "invflags" field in struct xt_esp. */ +#define XT_ESP_INV_SPI 0x01 /* Invert the sense of spi. */ +#define XT_ESP_INV_MASK 0x01 /* All possible flags. */ + +#endif /*_XT_ESP_H*/ diff --git a/include/linux/netfilter/xt_multiport.h b/include/linux/netfilter/xt_multiport.h new file mode 100644 index 0000000..d49ee41 --- /dev/null +++ b/include/linux/netfilter/xt_multiport.h @@ -0,0 +1,30 @@ +#ifndef _XT_MULTIPORT_H +#define _XT_MULTIPORT_H + +enum xt_multiport_flags +{ + XT_MULTIPORT_SOURCE, + XT_MULTIPORT_DESTINATION, + XT_MULTIPORT_EITHER +}; + +#define XT_MULTI_PORTS 15 + +/* Must fit inside union xt_matchinfo: 16 bytes */ +struct xt_multiport +{ + u_int8_t flags; /* Type of comparison */ + u_int8_t count; /* Number of ports */ + u_int16_t ports[XT_MULTI_PORTS]; /* Ports */ +}; + +struct xt_multiport_v1 +{ + u_int8_t flags; /* Type of comparison */ + u_int8_t count; /* Number of ports */ + u_int16_t ports[XT_MULTI_PORTS]; /* Ports */ + u_int8_t pflags[XT_MULTI_PORTS]; /* Port flags */ + u_int8_t invert; /* Invert flag */ +}; + +#endif /*_XT_MULTIPORT_H*/ diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h index d5b8c0d..c0dac16 100644 --- a/include/linux/netfilter_ipv4/ip_tables.h +++ b/include/linux/netfilter_ipv4/ip_tables.h @@ -316,5 +316,23 @@ extern unsigned int ipt_do_table(struct sk_buff **pskb, void *userdata); #define IPT_ALIGN(s) XT_ALIGN(s) + +#ifdef CONFIG_COMPAT +#include <net/compat.h> + +struct compat_ipt_entry +{ + struct ipt_ip ip; + compat_uint_t nfcache; + u_int16_t target_offset; + u_int16_t next_offset; + compat_uint_t comefrom; + struct compat_xt_counters counters; + unsigned char elems[0]; +}; + +#define COMPAT_IPT_ALIGN(s) COMPAT_XT_ALIGN(s) + +#endif /* CONFIG_COMPAT */ #endif /*__KERNEL__*/ #endif /* _IPTABLES_H */ diff --git a/include/linux/netfilter_ipv4/ipt_esp.h b/include/linux/netfilter_ipv4/ipt_esp.h index c782a83..78296e7 100644 --- a/include/linux/netfilter_ipv4/ipt_esp.h +++ b/include/linux/netfilter_ipv4/ipt_esp.h @@ -1,16 +1,10 @@ #ifndef _IPT_ESP_H #define _IPT_ESP_H -struct ipt_esp -{ - u_int32_t spis[2]; /* Security Parameter Index */ - u_int8_t invflags; /* Inverse flags */ -}; +#include <linux/netfilter/xt_esp.h> - - -/* Values for "invflags" field in struct ipt_esp. */ -#define IPT_ESP_INV_SPI 0x01 /* Invert the sense of spi. */ -#define IPT_ESP_INV_MASK 0x01 /* All possible flags. */ +#define ipt_esp xt_esp +#define IPT_ESP_INV_SPI XT_ESP_INV_SPI +#define IPT_ESP_INV_MASK XT_ESP_INV_MASK #endif /*_IPT_ESP_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_multiport.h b/include/linux/netfilter_ipv4/ipt_multiport.h index e6b6fff..55fe85e 100644 --- a/include/linux/netfilter_ipv4/ipt_multiport.h +++ b/include/linux/netfilter_ipv4/ipt_multiport.h @@ -1,30 +1,15 @@ #ifndef _IPT_MULTIPORT_H #define _IPT_MULTIPORT_H -#include <linux/netfilter_ipv4/ip_tables.h> -enum ipt_multiport_flags -{ - IPT_MULTIPORT_SOURCE, - IPT_MULTIPORT_DESTINATION, - IPT_MULTIPORT_EITHER -}; +#include <linux/netfilter/xt_multiport.h> -#define IPT_MULTI_PORTS 15 +#define IPT_MULTIPORT_SOURCE XT_MULTIPORT_SOURCE +#define IPT_MULTIPORT_DESTINATION XT_MULTIPORT_DESTINATION +#define IPT_MULTIPORT_EITHER XT_MULTIPORT_EITHER -/* Must fit inside union ipt_matchinfo: 16 bytes */ -struct ipt_multiport -{ - u_int8_t flags; /* Type of comparison */ - u_int8_t count; /* Number of ports */ - u_int16_t ports[IPT_MULTI_PORTS]; /* Ports */ -}; +#define IPT_MULTI_PORTS XT_MULTI_PORTS + +#define ipt_multiport xt_multiport +#define ipt_multiport_v1 xt_multiport_v1 -struct ipt_multiport_v1 -{ - u_int8_t flags; /* Type of comparison */ - u_int8_t count; /* Number of ports */ - u_int16_t ports[IPT_MULTI_PORTS]; /* Ports */ - u_int8_t pflags[IPT_MULTI_PORTS]; /* Port flags */ - u_int8_t invert; /* Invert flag */ -}; #endif /*_IPT_MULTIPORT_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_esp.h b/include/linux/netfilter_ipv6/ip6t_esp.h index a91b6ab..f62eaf5 100644 --- a/include/linux/netfilter_ipv6/ip6t_esp.h +++ b/include/linux/netfilter_ipv6/ip6t_esp.h @@ -1,14 +1,10 @@ #ifndef _IP6T_ESP_H #define _IP6T_ESP_H -struct ip6t_esp -{ - u_int32_t spis[2]; /* Security Parameter Index */ - u_int8_t invflags; /* Inverse flags */ -}; +#include <linux/netfilter/xt_esp.h> -/* Values for "invflags" field in struct ip6t_esp. */ -#define IP6T_ESP_INV_SPI 0x01 /* Invert the sense of spi. */ -#define IP6T_ESP_INV_MASK 0x01 /* All possible flags. */ +#define ip6t_esp xt_esp +#define IP6T_ESP_INV_SPI XT_ESP_INV_SPI +#define IP6T_ESP_INV_MASK XT_ESP_INV_MASK #endif /*_IP6T_ESP_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_multiport.h b/include/linux/netfilter_ipv6/ip6t_multiport.h index efe4954..042c926 100644 --- a/include/linux/netfilter_ipv6/ip6t_multiport.h +++ b/include/linux/netfilter_ipv6/ip6t_multiport.h @@ -1,21 +1,14 @@ #ifndef _IP6T_MULTIPORT_H #define _IP6T_MULTIPORT_H -#include <linux/netfilter_ipv6/ip6_tables.h> -enum ip6t_multiport_flags -{ - IP6T_MULTIPORT_SOURCE, - IP6T_MULTIPORT_DESTINATION, - IP6T_MULTIPORT_EITHER -}; +#include <linux/netfilter/xt_multiport.h> -#define IP6T_MULTI_PORTS 15 +#define IP6T_MULTIPORT_SOURCE XT_MULTIPORT_SOURCE +#define IP6T_MULTIPORT_DESTINATION XT_MULTIPORT_DESTINATION +#define IP6T_MULTIPORT_EITHER XT_MULTIPORT_EITHER -/* Must fit inside union ip6t_matchinfo: 16 bytes */ -struct ip6t_multiport -{ - u_int8_t flags; /* Type of comparison */ - u_int8_t count; /* Number of ports */ - u_int16_t ports[IP6T_MULTI_PORTS]; /* Ports */ -}; -#endif /*_IPT_MULTIPORT_H*/ +#define IP6T_MULTI_PORTS XT_MULTI_PORTS + +#define ip6t_multiport xt_multiport + +#endif /*_IP6T_MULTIPORT_H*/ diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 839f0b3..9539efd 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -72,8 +72,8 @@ extern struct page * find_get_page(struct address_space *mapping, unsigned long index); extern struct page * find_lock_page(struct address_space *mapping, unsigned long index); -extern struct page * find_trylock_page(struct address_space *mapping, - unsigned long index); +extern __deprecated_for_modules struct page * find_trylock_page( + struct address_space *mapping, unsigned long index); extern struct page * find_or_create_page(struct address_space *mapping, unsigned long index, gfp_t gfp_mask); unsigned find_get_pages(struct address_space *mapping, pgoff_t start, diff --git a/include/linux/pid.h b/include/linux/pid.h index 5b9082c..29960b0 100644 --- a/include/linux/pid.h +++ b/include/linux/pid.h @@ -1,6 +1,8 @@ #ifndef _LINUX_PID_H #define _LINUX_PID_H +#include <linux/rcupdate.h> + enum pid_type { PIDTYPE_PID, @@ -9,45 +11,109 @@ enum pid_type PIDTYPE_MAX }; +/* + * What is struct pid? + * + * A struct pid is the kernel's internal notion of a process identifier. + * It refers to individual tasks, process groups, and sessions. While + * there are processes attached to it the struct pid lives in a hash + * table, so it and then the processes that it refers to can be found + * quickly from the numeric pid value. The attached processes may be + * quickly accessed by following pointers from struct pid. + * + * Storing pid_t values in the kernel and refering to them later has a + * problem. The process originally with that pid may have exited and the + * pid allocator wrapped, and another process could have come along + * and been assigned that pid. + * + * Referring to user space processes by holding a reference to struct + * task_struct has a problem. When the user space process exits + * the now useless task_struct is still kept. A task_struct plus a + * stack consumes around 10K of low kernel memory. More precisely + * this is THREAD_SIZE + sizeof(struct task_struct). By comparison + * a struct pid is about 64 bytes. + * + * Holding a reference to struct pid solves both of these problems. + * It is small so holding a reference does not consume a lot of + * resources, and since a new struct pid is allocated when the numeric + * pid value is reused we don't mistakenly refer to new processes. + */ + struct pid { + atomic_t count; /* Try to keep pid_chain in the same cacheline as nr for find_pid */ int nr; struct hlist_node pid_chain; - /* list of pids with the same nr, only one of them is in the hash */ - struct list_head pid_list; + /* lists of tasks that use this pid */ + struct hlist_head tasks[PIDTYPE_MAX]; + struct rcu_head rcu; }; -#define pid_task(elem, type) \ - list_entry(elem, struct task_struct, pids[type].pid_list) +struct pid_link +{ + struct hlist_node node; + struct pid *pid; +}; + +static inline struct pid *get_pid(struct pid *pid) +{ + if (pid) + atomic_inc(&pid->count); + return pid; +} + +extern void FASTCALL(put_pid(struct pid *pid)); +extern struct task_struct *FASTCALL(pid_task(struct pid *pid, enum pid_type)); +extern struct task_struct *FASTCALL(get_pid_task(struct pid *pid, + enum pid_type)); /* * attach_pid() and detach_pid() must be called with the tasklist_lock * write-held. */ -extern int FASTCALL(attach_pid(struct task_struct *task, enum pid_type type, int nr)); +extern int FASTCALL(attach_pid(struct task_struct *task, + enum pid_type type, int nr)); extern void FASTCALL(detach_pid(struct task_struct *task, enum pid_type)); /* * look up a PID in the hash table. Must be called with the tasklist_lock - * held. + * or rcu_read_lock() held. + */ +extern struct pid *FASTCALL(find_pid(int nr)); + +/* + * Lookup a PID in the hash table, and return with it's count elevated. */ -extern struct pid *FASTCALL(find_pid(enum pid_type, int)); +extern struct pid *find_get_pid(int nr); -extern int alloc_pidmap(void); -extern void FASTCALL(free_pidmap(int)); +extern struct pid *alloc_pid(void); +extern void FASTCALL(free_pid(struct pid *pid)); +#define pid_next(task, type) \ + ((task)->pids[(type)].node.next) + +#define pid_next_task(task, type) \ + hlist_entry(pid_next(task, type), struct task_struct, \ + pids[(type)].node) + + +/* We could use hlist_for_each_entry_rcu here but it takes more arguments + * than the do_each_task_pid/while_each_task_pid. So we roll our own + * to preserve the existing interface. + */ #define do_each_task_pid(who, type, task) \ if ((task = find_task_by_pid_type(type, who))) { \ - prefetch((task)->pids[type].pid_list.next); \ + prefetch(pid_next(task, type)); \ do { #define while_each_task_pid(who, type, task) \ - } while (task = pid_task((task)->pids[type].pid_list.next,\ - type), \ - prefetch((task)->pids[type].pid_list.next), \ - hlist_unhashed(&(task)->pids[type].pid_chain)); \ - } \ + } while (pid_next(task, type) && ({ \ + task = pid_next_task(task, type); \ + rcu_dereference(task); \ + prefetch(pid_next(task, type)); \ + 1; }) ); \ + } #endif /* _LINUX_PID_H */ diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index 75c7f55..d218fc7 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -60,5 +60,8 @@ void free_pipe_info(struct inode* inode); * add the splice flags here. */ #define SPLICE_F_MOVE (0x01) /* move pages instead of copying */ +#define SPLICE_F_NONBLOCK (0x02) /* don't block on the pipe splicing (but */ + /* we may still block on the fd we splice */ + /* from/to, of course */ #endif diff --git a/include/linux/sched.h b/include/linux/sched.h index d04186d..541f482 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -100,6 +100,7 @@ DECLARE_PER_CPU(unsigned long, process_counts); extern int nr_processes(void); extern unsigned long nr_running(void); extern unsigned long nr_uninterruptible(void); +extern unsigned long nr_active(void); extern unsigned long nr_iowait(void); #include <linux/time.h> @@ -483,6 +484,7 @@ struct signal_struct { #define MAX_PRIO (MAX_RT_PRIO + 40) #define rt_task(p) (unlikely((p)->prio < MAX_RT_PRIO)) +#define batch_task(p) (unlikely((p)->policy == SCHED_BATCH)) /* * Some day this will be a full-fledged user tracking system.. @@ -683,6 +685,13 @@ static inline void prefetch_stack(struct task_struct *t) { } struct audit_context; /* See audit.c */ struct mempolicy; +enum sleep_type { + SLEEP_NORMAL, + SLEEP_NONINTERACTIVE, + SLEEP_INTERACTIVE, + SLEEP_INTERRUPTED, +}; + struct task_struct { volatile long state; /* -1 unrunnable, 0 runnable, >0 stopped */ struct thread_info *thread_info; @@ -705,7 +714,7 @@ struct task_struct { unsigned long sleep_avg; unsigned long long timestamp, last_ran; unsigned long long sched_time; /* sched_clock time spent running */ - int activated; + enum sleep_type sleep_type; unsigned long policy; cpumask_t cpus_allowed; @@ -751,7 +760,7 @@ struct task_struct { struct task_struct *group_leader; /* threadgroup leader */ /* PID/PID hash table linkage. */ - struct pid pids[PIDTYPE_MAX]; + struct pid_link pids[PIDTYPE_MAX]; struct list_head thread_group; struct completion *vfork_done; /* for vfork() */ @@ -890,18 +899,19 @@ static inline pid_t process_group(struct task_struct *tsk) */ static inline int pid_alive(struct task_struct *p) { - return p->pids[PIDTYPE_PID].nr != 0; + return p->pids[PIDTYPE_PID].pid != NULL; } extern void free_task(struct task_struct *tsk); #define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0) extern void __put_task_struct_cb(struct rcu_head *rhp); +extern void __put_task_struct(struct task_struct *t); static inline void put_task_struct(struct task_struct *t) { if (atomic_dec_and_test(&t->usage)) - call_rcu(&t->rcu, __put_task_struct_cb); + __put_task_struct(t); } /* diff --git a/include/linux/serio.h b/include/linux/serio.h index 690aabc..6348e83 100644 --- a/include/linux/serio.h +++ b/include/linux/serio.h @@ -18,6 +18,7 @@ #include <linux/interrupt.h> #include <linux/list.h> #include <linux/spinlock.h> +#include <linux/mutex.h> #include <linux/device.h> #include <linux/mod_devicetable.h> @@ -42,7 +43,7 @@ struct serio { struct serio *parent, *child; struct serio_driver *drv; /* accessed from interrupt, must be protected by serio->lock and serio->sem */ - struct semaphore drv_sem; /* protects serio->drv so attributes can pin driver */ + struct mutex drv_mutex; /* protects serio->drv so attributes can pin driver */ struct device dev; unsigned int registered; /* port has been fully registered with driver core */ @@ -151,17 +152,17 @@ static inline void serio_continue_rx(struct serio *serio) */ static inline int serio_pin_driver(struct serio *serio) { - return down_interruptible(&serio->drv_sem); + return mutex_lock_interruptible(&serio->drv_mutex); } static inline void serio_pin_driver_uninterruptible(struct serio *serio) { - down(&serio->drv_sem); + mutex_lock(&serio->drv_mutex); } static inline void serio_unpin_driver(struct serio *serio) { - up(&serio->drv_sem); + mutex_unlock(&serio->drv_mutex); } diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 613b951..c4619a4 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -941,6 +941,25 @@ static inline void skb_reserve(struct sk_buff *skb, int len) #define NET_IP_ALIGN 2 #endif +/* + * The networking layer reserves some headroom in skb data (via + * dev_alloc_skb). This is used to avoid having to reallocate skb data when + * the header has to grow. In the default case, if the header has to grow + * 16 bytes or less we avoid the reallocation. + * + * Unfortunately this headroom changes the DMA alignment of the resulting + * network packet. As for NET_IP_ALIGN, this unaligned DMA is expensive + * on some architectures. An architecture can override this value, + * perhaps setting it to a cacheline in size (since that will maintain + * cacheline alignment of the DMA). It must be a power of 2. + * + * Various parts of the networking layer expect at least 16 bytes of + * headroom, you should not reduce this. + */ +#ifndef NET_SKB_PAD +#define NET_SKB_PAD 16 +#endif + extern int ___pskb_trim(struct sk_buff *skb, unsigned int len, int realloc); static inline void __skb_trim(struct sk_buff *skb, unsigned int len) @@ -1030,9 +1049,9 @@ static inline void __skb_queue_purge(struct sk_buff_head *list) static inline struct sk_buff *__dev_alloc_skb(unsigned int length, gfp_t gfp_mask) { - struct sk_buff *skb = alloc_skb(length + 16, gfp_mask); + struct sk_buff *skb = alloc_skb(length + NET_SKB_PAD, gfp_mask); if (likely(skb)) - skb_reserve(skb, 16); + skb_reserve(skb, NET_SKB_PAD); return skb; } #else @@ -1070,13 +1089,15 @@ static inline struct sk_buff *dev_alloc_skb(unsigned int length) */ static inline int skb_cow(struct sk_buff *skb, unsigned int headroom) { - int delta = (headroom > 16 ? headroom : 16) - skb_headroom(skb); + int delta = (headroom > NET_SKB_PAD ? headroom : NET_SKB_PAD) - + skb_headroom(skb); if (delta < 0) delta = 0; if (delta || skb_cloned(skb)) - return pskb_expand_head(skb, (delta + 15) & ~15, 0, GFP_ATOMIC); + return pskb_expand_head(skb, (delta + (NET_SKB_PAD-1)) & + ~(NET_SKB_PAD-1), 0, GFP_ATOMIC); return 0; } diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index e78ffc7..5717147 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -571,5 +571,7 @@ asmlinkage long compat_sys_openat(unsigned int dfd, const char __user *filename, asmlinkage long sys_unshare(unsigned long unshare_flags); asmlinkage long sys_splice(int fdin, int fdout, size_t len, unsigned int flags); +asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes, + int flags); #endif diff --git a/include/linux/timer.h b/include/linux/timer.h index b5caabc..0a485be 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -6,7 +6,7 @@ #include <linux/spinlock.h> #include <linux/stddef.h> -struct timer_base_s; +struct tvec_t_base_s; struct timer_list { struct list_head entry; @@ -15,16 +15,16 @@ struct timer_list { void (*function)(unsigned long); unsigned long data; - struct timer_base_s *base; + struct tvec_t_base_s *base; }; -extern struct timer_base_s __init_timer_base; +extern struct tvec_t_base_s boot_tvec_bases; #define TIMER_INITIALIZER(_function, _expires, _data) { \ .function = (_function), \ .expires = (_expires), \ .data = (_data), \ - .base = &__init_timer_base, \ + .base = &boot_tvec_bases, \ } #define DEFINE_TIMER(_name, _function, _expires, _data) \ diff --git a/include/linux/tiocl.h b/include/linux/tiocl.h index 2c9e847..4756862 100644 --- a/include/linux/tiocl.h +++ b/include/linux/tiocl.h @@ -34,5 +34,6 @@ struct tiocl_selection { #define TIOCL_SCROLLCONSOLE 13 /* scroll console */ #define TIOCL_BLANKSCREEN 14 /* keep screen blank even if a key is pressed */ #define TIOCL_BLANKEDSCREEN 15 /* return which vt was blanked */ +#define TIOCL_GETKMSGREDIRECT 17 /* get the vt the kernel messages are restricted to */ #endif /* _LINUX_TIOCL_H */ diff --git a/include/linux/uinput.h b/include/linux/uinput.h index 0ff7ca6..7168302 100644 --- a/include/linux/uinput.h +++ b/include/linux/uinput.h @@ -20,7 +20,7 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * Author: Aristeu Sergio Rozanski Filho <aris@cathedrallabs.org> - * + * * Changes/Revisions: * 0.2 16/10/2004 (Micah Dowty <micah@navi.cx>) * - added force feedback support @@ -51,7 +51,7 @@ struct uinput_request { struct uinput_device { struct input_dev *dev; - struct semaphore sem; + struct mutex mutex; enum uinput_state state; wait_queue_head_t waitq; unsigned char ready; diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index af2d615..d7670ec 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -966,66 +966,17 @@ struct v4l2_sliced_vbi_format /* Teletext World System Teletext (WST), defined on ITU-R BT.653-2 */ -#define V4L2_SLICED_TELETEXT_PAL_B (0x000001) -#define V4L2_SLICED_TELETEXT_PAL_C (0x000002) -#define V4L2_SLICED_TELETEXT_NTSC_B (0x000010) -#define V4L2_SLICED_TELETEXT_SECAM (0x000020) - -/* Teletext North American Broadcast Teletext Specification - (NABTS), defined on ITU-R BT.653-2 */ -#define V4L2_SLICED_TELETEXT_NTSC_C (0x000040) -#define V4L2_SLICED_TELETEXT_NTSC_D (0x000080) - +#define V4L2_SLICED_TELETEXT_B (0x0001) /* Video Program System, defined on ETS 300 231*/ -#define V4L2_SLICED_VPS (0x000400) - +#define V4L2_SLICED_VPS (0x0400) /* Closed Caption, defined on EIA-608 */ -#define V4L2_SLICED_CAPTION_525 (0x001000) -#define V4L2_SLICED_CAPTION_625 (0x002000) - +#define V4L2_SLICED_CAPTION_525 (0x1000) /* Wide Screen System, defined on ITU-R BT1119.1 */ -#define V4L2_SLICED_WSS_625 (0x004000) - -/* Wide Screen System, defined on IEC 61880 */ -#define V4L2_SLICED_WSS_525 (0x008000) - -/* Vertical Interval Timecode (VITC), defined on SMPTE 12M */ -#define V4l2_SLICED_VITC_625 (0x010000) -#define V4l2_SLICED_VITC_525 (0x020000) - -#define V4L2_SLICED_TELETEXT_B (V4L2_SLICED_TELETEXT_PAL_B |\ - V4L2_SLICED_TELETEXT_NTSC_B) - -#define V4L2_SLICED_TELETEXT (V4L2_SLICED_TELETEXT_PAL_B |\ - V4L2_SLICED_TELETEXT_PAL_C |\ - V4L2_SLICED_TELETEXT_SECAM |\ - V4L2_SLICED_TELETEXT_NTSC_B |\ - V4L2_SLICED_TELETEXT_NTSC_C |\ - V4L2_SLICED_TELETEXT_NTSC_D) - -#define V4L2_SLICED_CAPTION (V4L2_SLICED_CAPTION_525 |\ - V4L2_SLICED_CAPTION_625) - -#define V4L2_SLICED_WSS (V4L2_SLICED_WSS_525 |\ - V4L2_SLICED_WSS_625) - -#define V4L2_SLICED_VITC (V4L2_SLICED_VITC_525 |\ - V4L2_SLICED_VITC_625) - -#define V4L2_SLICED_VBI_525 (V4L2_SLICED_TELETEXT_NTSC_B |\ - V4L2_SLICED_TELETEXT_NTSC_C |\ - V4L2_SLICED_TELETEXT_NTSC_D |\ - V4L2_SLICED_CAPTION_525 |\ - V4L2_SLICED_WSS_525 |\ - V4l2_SLICED_VITC_525) - -#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_PAL_B |\ - V4L2_SLICED_TELETEXT_PAL_C |\ - V4L2_SLICED_TELETEXT_SECAM |\ - V4L2_SLICED_VPS |\ - V4L2_SLICED_CAPTION_625 |\ - V4L2_SLICED_WSS_625 |\ - V4l2_SLICED_VITC_625) +#define V4L2_SLICED_WSS_625 (0x4000) + +#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) +#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) + struct v4l2_sliced_vbi_cap { diff --git a/include/media/cx25840.h b/include/media/cx25840.h new file mode 100644 index 0000000..8e7e52d --- /dev/null +++ b/include/media/cx25840.h @@ -0,0 +1,64 @@ +/* + cx25840.h - definition for cx25840/1/2/3 inputs + + Copyright (C) 2006 Hans Verkuil (hverkuil@xs4all.nl) + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#ifndef _CX25840_H_ +#define _CX25840_H_ + +enum cx25840_video_input { + /* Composite video inputs In1-In8 */ + CX25840_COMPOSITE1 = 1, + CX25840_COMPOSITE2, + CX25840_COMPOSITE3, + CX25840_COMPOSITE4, + CX25840_COMPOSITE5, + CX25840_COMPOSITE6, + CX25840_COMPOSITE7, + CX25840_COMPOSITE8, + + /* S-Video inputs consist of one luma input (In1-In4) ORed with one + chroma input (In5-In8) */ + CX25840_SVIDEO_LUMA1 = 0x10, + CX25840_SVIDEO_LUMA2 = 0x20, + CX25840_SVIDEO_LUMA3 = 0x30, + CX25840_SVIDEO_LUMA4 = 0x40, + CX25840_SVIDEO_CHROMA4 = 0x400, + CX25840_SVIDEO_CHROMA5 = 0x500, + CX25840_SVIDEO_CHROMA6 = 0x600, + CX25840_SVIDEO_CHROMA7 = 0x700, + CX25840_SVIDEO_CHROMA8 = 0x800, + + /* S-Video aliases for common luma/chroma combinations */ + CX25840_SVIDEO1 = 0x510, + CX25840_SVIDEO2 = 0x620, + CX25840_SVIDEO3 = 0x730, + CX25840_SVIDEO4 = 0x840, +}; + +enum cx25840_audio_input { + /* Audio inputs: serial or In4-In8 */ + CX25840_AUDIO_SERIAL, + CX25840_AUDIO4 = 4, + CX25840_AUDIO5, + CX25840_AUDIO6, + CX25840_AUDIO7, + CX25840_AUDIO8, +}; + +#endif diff --git a/include/media/msp3400.h b/include/media/msp3400.h index 0be61a0..6ab8549 100644 --- a/include/media/msp3400.h +++ b/include/media/msp3400.h @@ -80,16 +80,16 @@ */ /* SCART input to DSP selection */ -#define MSP_IN_SCART_1 0 /* Pin SC1_IN */ -#define MSP_IN_SCART_2 1 /* Pin SC2_IN */ -#define MSP_IN_SCART_3 2 /* Pin SC3_IN */ -#define MSP_IN_SCART_4 3 /* Pin SC4_IN */ +#define MSP_IN_SCART1 0 /* Pin SC1_IN */ +#define MSP_IN_SCART2 1 /* Pin SC2_IN */ +#define MSP_IN_SCART3 2 /* Pin SC3_IN */ +#define MSP_IN_SCART4 3 /* Pin SC4_IN */ #define MSP_IN_MONO 6 /* Pin MONO_IN */ #define MSP_IN_MUTE 7 /* Mute DSP input */ #define MSP_SCART_TO_DSP(in) (in) /* Tuner input to demodulator and DSP selection */ -#define MSP_IN_TUNER_1 0 /* Analog Sound IF input pin ANA_IN1 */ -#define MSP_IN_TUNER_2 1 /* Analog Sound IF input pin ANA_IN2 */ +#define MSP_IN_TUNER1 0 /* Analog Sound IF input pin ANA_IN1 */ +#define MSP_IN_TUNER2 1 /* Analog Sound IF input pin ANA_IN2 */ #define MSP_TUNER_TO_DSP(in) ((in) << 3) /* The msp has up to 5 DSP outputs, each output can independently select @@ -109,14 +109,14 @@ DSP. This is currently not implemented. Also not implemented is the multi-channel capable I2S3 input of the 44x0G. If someone can demonstrate a need for one of those features then additional support can be added. */ -#define MSP_DSP_OUT_TUNER 0 /* Tuner output */ -#define MSP_DSP_OUT_SCART 2 /* SCART output */ -#define MSP_DSP_OUT_I2S1 5 /* I2S1 output */ -#define MSP_DSP_OUT_I2S2 6 /* I2S2 output */ -#define MSP_DSP_OUT_I2S3 7 /* I2S3 output */ -#define MSP_DSP_OUT_MAIN_AVC 11 /* MAIN AVC processed output */ -#define MSP_DSP_OUT_MAIN 12 /* MAIN output */ -#define MSP_DSP_OUT_AUX 13 /* AUX output */ +#define MSP_DSP_IN_TUNER 0 /* Tuner DSP input */ +#define MSP_DSP_IN_SCART 2 /* SCART DSP input */ +#define MSP_DSP_IN_I2S1 5 /* I2S1 DSP input */ +#define MSP_DSP_IN_I2S2 6 /* I2S2 DSP input */ +#define MSP_DSP_IN_I2S3 7 /* I2S3 DSP input */ +#define MSP_DSP_IN_MAIN_AVC 11 /* MAIN AVC processed DSP input */ +#define MSP_DSP_IN_MAIN 12 /* MAIN DSP input */ +#define MSP_DSP_IN_AUX 13 /* AUX DSP input */ #define MSP_DSP_TO_MAIN(in) ((in) << 4) #define MSP_DSP_TO_AUX(in) ((in) << 8) #define MSP_DSP_TO_SCART1(in) ((in) << 12) @@ -125,16 +125,16 @@ /* Output SCART select: the SCART outputs can select which input to use. */ -#define MSP_OUT_SCART1 0 /* SCART1 input, bypassing the DSP */ -#define MSP_OUT_SCART2 1 /* SCART2 input, bypassing the DSP */ -#define MSP_OUT_SCART3 2 /* SCART3 input, bypassing the DSP */ -#define MSP_OUT_SCART4 3 /* SCART4 input, bypassing the DSP */ -#define MSP_OUT_SCART1_DA 4 /* DSP SCART1 output */ -#define MSP_OUT_SCART2_DA 5 /* DSP SCART2 output */ -#define MSP_OUT_MONO 6 /* MONO input, bypassing the DSP */ -#define MSP_OUT_MUTE 7 /* MUTE output */ -#define MSP_OUT_TO_SCART1(in) (in) -#define MSP_OUT_TO_SCART2(in) ((in) << 4) +#define MSP_SC_IN_SCART1 0 /* SCART1 input, bypassing the DSP */ +#define MSP_SC_IN_SCART2 1 /* SCART2 input, bypassing the DSP */ +#define MSP_SC_IN_SCART3 2 /* SCART3 input, bypassing the DSP */ +#define MSP_SC_IN_SCART4 3 /* SCART4 input, bypassing the DSP */ +#define MSP_SC_IN_DSP_SCART1 4 /* DSP SCART1 input */ +#define MSP_SC_IN_DSP_SCART2 5 /* DSP SCART2 input */ +#define MSP_SC_IN_MONO 6 /* MONO input, bypassing the DSP */ +#define MSP_SC_IN_MUTE 7 /* MUTE output */ +#define MSP_SC_TO_SCART1(in) (in) +#define MSP_SC_TO_SCART2(in) ((in) << 4) /* Shortcut macros */ #define MSP_INPUT(sc, t, main_aux_src, sc_i2s_src) \ @@ -145,14 +145,14 @@ MSP_DSP_TO_SCART1(sc_i2s_src) | \ MSP_DSP_TO_SCART2(sc_i2s_src) | \ MSP_DSP_TO_I2S(sc_i2s_src)) -#define MSP_INPUT_DEFAULT MSP_INPUT(MSP_IN_SCART_1, MSP_IN_TUNER_1, \ - MSP_DSP_OUT_TUNER, MSP_DSP_OUT_TUNER) +#define MSP_INPUT_DEFAULT MSP_INPUT(MSP_IN_SCART1, MSP_IN_TUNER1, \ + MSP_DSP_IN_TUNER, MSP_DSP_IN_TUNER) #define MSP_OUTPUT(sc) \ - (MSP_OUT_TO_SCART1(sc) | \ - MSP_OUT_TO_SCART2(sc)) + (MSP_SC_TO_SCART1(sc) | \ + MSP_SC_TO_SCART2(sc)) /* This equals the RESET position of the msp3400 ACB register */ -#define MSP_OUTPUT_DEFAULT (MSP_OUT_TO_SCART1(MSP_OUT_SCART3) | \ - MSP_OUT_TO_SCART2(MSP_OUT_SCART1_DA)) +#define MSP_OUTPUT_DEFAULT (MSP_SC_TO_SCART1(MSP_SC_IN_SCART3) | \ + MSP_SC_TO_SCART2(MSP_SC_IN_DSP_SCART1)) /* Tuner inputs vs. msp version */ /* Chip TUNER_1 TUNER_2 diff --git a/include/media/saa7115.h b/include/media/saa7115.h new file mode 100644 index 0000000..6b4836f --- /dev/null +++ b/include/media/saa7115.h @@ -0,0 +1,37 @@ +/* + saa7115.h - definition for saa7113/4/5 inputs + + Copyright (C) 2006 Hans Verkuil (hverkuil@xs4all.nl) + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#ifndef _SAA7115_H_ +#define _SAA7115_H_ + +/* SAA7113/4/5 HW inputs */ +#define SAA7115_COMPOSITE0 0 +#define SAA7115_COMPOSITE1 1 +#define SAA7115_COMPOSITE2 2 +#define SAA7115_COMPOSITE3 3 +#define SAA7115_COMPOSITE4 4 /* not available for the saa7113 */ +#define SAA7115_COMPOSITE5 5 /* not available for the saa7113 */ +#define SAA7115_SVIDEO0 6 +#define SAA7115_SVIDEO1 7 +#define SAA7115_SVIDEO2 8 +#define SAA7115_SVIDEO3 9 + +#endif + diff --git a/include/media/saa7127.h b/include/media/saa7127.h new file mode 100644 index 0000000..bbcf862 --- /dev/null +++ b/include/media/saa7127.h @@ -0,0 +1,41 @@ +/* + saa7127.h - definition for saa7126/7/8/9 inputs/outputs + + Copyright (C) 2006 Hans Verkuil (hverkuil@xs4all.nl) + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#ifndef _SAA7127_H_ +#define _SAA7127_H_ + +/* Enumeration for the supported input types */ +enum saa7127_input_type { + SAA7127_INPUT_TYPE_NORMAL, + SAA7127_INPUT_TYPE_TEST_IMAGE +}; + +/* Enumeration for the supported output signal types */ +enum saa7127_output_type { + SAA7127_OUTPUT_TYPE_BOTH, + SAA7127_OUTPUT_TYPE_COMPOSITE, + SAA7127_OUTPUT_TYPE_SVIDEO, + SAA7127_OUTPUT_TYPE_RGB, + SAA7127_OUTPUT_TYPE_YUV_C, + SAA7127_OUTPUT_TYPE_YUV_V +}; + +#endif + diff --git a/include/media/upd64031a.h b/include/media/upd64031a.h new file mode 100644 index 0000000..3ad6a32 --- /dev/null +++ b/include/media/upd64031a.h @@ -0,0 +1,40 @@ +/* + * upd64031a - NEC Electronics Ghost Reduction input defines + * + * 2006 by Hans Verkuil (hverkuil@xs4all.nl) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#ifndef _UPD64031A_H_ +#define _UPD64031A_H_ + +/* Ghost reduction modes */ +#define UPD64031A_GR_ON 0 +#define UPD64031A_GR_OFF 1 +#define UPD64031A_GR_THROUGH 3 + +/* Direct 3D/YCS Connection */ +#define UPD64031A_3DYCS_DISABLE (0 << 2) +#define UPD64031A_3DYCS_COMPOSITE (2 << 2) +#define UPD64031A_3DYCS_SVIDEO (3 << 2) + +/* Composite sync digital separation circuit */ +#define UPD64031A_COMPOSITE_EXTERNAL (1 << 4) + +/* Vertical sync digital separation circuit */ +#define UPD64031A_VERTICAL_EXTERNAL (1 << 5) + +#endif diff --git a/include/media/upd64083.h b/include/media/upd64083.h new file mode 100644 index 0000000..59b6f32 --- /dev/null +++ b/include/media/upd64083.h @@ -0,0 +1,58 @@ +/* + * upd6408x - NEC Electronics 3-Dimensional Y/C separation input defines + * + * 2006 by Hans Verkuil (hverkuil@xs4all.nl) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#ifndef _UPD64083_H_ +#define _UPD64083_H_ + +/* There are two bits of information that the driver needs in order + to select the correct routing: the operating mode and the selection + of the Y input (external or internal). + + The first two operating modes expect a composite signal on the Y input, + the second two operating modes use both the Y and C inputs. + + Normally YCS_MODE is used for tuner and composite inputs, and the + YCNR mode is used for S-Video inputs. + + The external Y-ADC is selected when the composite input comes from a + upd64031a ghost reduction device. If this device is not present, or + the input is a S-Video signal, then the internal Y-ADC input should + be used. */ + +/* Operating modes: */ + +/* YCS mode: Y/C separation (burst locked clocking) */ +#define UPD64083_YCS_MODE 0 +/* YCS+ mode: 2D Y/C separation and YCNR (burst locked clocking) */ +#define UPD64083_YCS_PLUS_MODE 1 + +/* Note: the following two modes cannot be used in combination with the + external Y-ADC. */ +/* MNNR mode: frame comb type YNR+C delay (line locked clocking) */ +#define UPD64083_MNNR_MODE 2 +/* YCNR mode: frame recursive YCNR (burst locked clocking) */ +#define UPD64083_YCNR_MODE 3 + +/* Select external Y-ADC: this should be set if this device is used in + combination with the upd64031a ghost reduction device. + Otherwise leave at 0 (use internal Y-ADC). */ +#define UPD64083_EXT_Y_ADC (1 << 2) + +#endif diff --git a/include/net/tcp.h b/include/net/tcp.h index 9418f4d..3c989db 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -405,9 +405,6 @@ extern int tcp_disconnect(struct sock *sk, int flags); extern void tcp_unhash(struct sock *sk); -extern int tcp_v4_hash_connecting(struct sock *sk); - - /* From syncookies.c */ extern struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb, struct ip_options *opt); diff --git a/include/net/xfrm.h b/include/net/xfrm.h index e100291..0d5529c 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -242,7 +242,6 @@ extern int xfrm_state_unregister_afinfo(struct xfrm_state_afinfo *afinfo); extern void xfrm_state_delete_tunnel(struct xfrm_state *x); -struct xfrm_decap_state; struct xfrm_type { char *description; @@ -251,7 +250,7 @@ struct xfrm_type int (*init_state)(struct xfrm_state *x); void (*destructor)(struct xfrm_state *); - int (*input)(struct xfrm_state *, struct xfrm_decap_state *, struct sk_buff *skb); + int (*input)(struct xfrm_state *, struct sk_buff *skb); int (*output)(struct xfrm_state *, struct sk_buff *pskb); /* Estimate maximal size of result of transformation of a dgram */ u32 (*get_max_size)(struct xfrm_state *, int size); @@ -606,25 +605,11 @@ static inline void xfrm_dst_destroy(struct xfrm_dst *xdst) extern void xfrm_dst_ifdown(struct dst_entry *dst, struct net_device *dev); -/* Decapsulation state, used by the input to store data during - * decapsulation procedure, to be used later (during the policy - * check - */ -struct xfrm_decap_state { - char decap_data[20]; - __u16 decap_type; -}; - -struct sec_decap_state { - struct xfrm_state *xvec; - struct xfrm_decap_state decap; -}; - struct sec_path { atomic_t refcnt; int len; - struct sec_decap_state x[XFRM_MAX_DEPTH]; + struct xfrm_state *xvec[XFRM_MAX_DEPTH]; }; static inline struct sec_path * diff --git a/include/pcmcia/bulkmem.h b/include/pcmcia/bulkmem.h index b53b78d..6bc7472 100644 --- a/include/pcmcia/bulkmem.h +++ b/include/pcmcia/bulkmem.h @@ -35,7 +35,7 @@ typedef struct region_info_t { #define REGION_BAR_MASK 0xe000 #define REGION_BAR_SHIFT 13 -int pcmcia_get_first_region(client_handle_t handle, region_info_t *rgn); -int pcmcia_get_next_region(client_handle_t handle, region_info_t *rgn); +int pcmcia_get_first_region(struct pcmcia_device *handle, region_info_t *rgn); +int pcmcia_get_next_region(struct pcmcia_device *handle, region_info_t *rgn); #endif /* _LINUX_BULKMEM_H */ diff --git a/include/pcmcia/ciscode.h b/include/pcmcia/ciscode.h index da19c29..c1da855 100644 --- a/include/pcmcia/ciscode.h +++ b/include/pcmcia/ciscode.h @@ -1,5 +1,5 @@ /* - * ciscode.h -- Definitions for bulk memory services + * ciscode.h * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -122,4 +122,7 @@ #define MANFID_XIRCOM 0x0105 +#define MANFID_POSSIO 0x030c +#define PRODID_POSSIO_GCC 0x0003 + #endif /* _LINUX_CISCODE_H */ diff --git a/include/pcmcia/cistpl.h b/include/pcmcia/cistpl.h index c6a0695..d3bbb19 100644 --- a/include/pcmcia/cistpl.h +++ b/include/pcmcia/cistpl.h @@ -586,12 +586,7 @@ typedef struct cisdump_t { cisdata_t Data[CISTPL_MAX_CIS_SIZE]; } cisdump_t; -int pcmcia_get_first_tuple(client_handle_t handle, tuple_t *tuple); -int pcmcia_get_next_tuple(client_handle_t handle, tuple_t *tuple); -int pcmcia_get_tuple_data(client_handle_t handle, tuple_t *tuple); -int pcmcia_parse_tuple(client_handle_t handle, tuple_t *tuple, cisparse_t *parse); -int pcmcia_validate_cis(client_handle_t handle, cisinfo_t *info); int pcmcia_replace_cis(struct pcmcia_socket *s, cisdump_t *cis); /* don't use outside of PCMCIA core yet */ @@ -602,4 +597,20 @@ int pccard_parse_tuple(tuple_t *tuple, cisparse_t *parse); int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function, cisinfo_t *info); +/* ... but use these wrappers instead */ +#define pcmcia_get_first_tuple(p_dev, tuple) \ + pccard_get_first_tuple(p_dev->socket, p_dev->func, tuple) + +#define pcmcia_get_next_tuple(p_dev, tuple) \ + pccard_get_next_tuple(p_dev->socket, p_dev->func, tuple) + +#define pcmcia_get_tuple_data(p_dev, tuple) \ + pccard_get_tuple_data(p_dev->socket, tuple) + +#define pcmcia_parse_tuple(p_dev, tuple, parse) \ + pccard_parse_tuple(tuple, parse) + +#define pcmcia_validate_cis(p_dev, info) \ + pccard_validate_cis(p_dev->socket, p_dev->func, info) + #endif /* LINUX_CISTPL_H */ diff --git a/include/pcmcia/cs.h b/include/pcmcia/cs.h index 52660f3..d5838c3 100644 --- a/include/pcmcia/cs.h +++ b/include/pcmcia/cs.h @@ -109,17 +109,6 @@ typedef struct client_req_t { #define CLIENT_THIS_SOCKET 0x01 -/* For RegisterClient */ -typedef struct client_reg_t { - dev_info_t *dev_info; - u_int Attributes; /* UNUSED */ - u_int EventMask; - int (*event_handler)(event_t event, int priority, - event_callback_args_t *); - event_callback_args_t event_callback_args; - u_int Version; -} client_reg_t; - /* ModifyConfiguration */ typedef struct modconf_t { u_int Attributes; @@ -127,15 +116,16 @@ typedef struct modconf_t { } modconf_t; /* Attributes for ModifyConfiguration */ -#define CONF_IRQ_CHANGE_VALID 0x100 -#define CONF_VCC_CHANGE_VALID 0x200 -#define CONF_VPP1_CHANGE_VALID 0x400 -#define CONF_VPP2_CHANGE_VALID 0x800 +#define CONF_IRQ_CHANGE_VALID 0x0100 +#define CONF_VCC_CHANGE_VALID 0x0200 +#define CONF_VPP1_CHANGE_VALID 0x0400 +#define CONF_VPP2_CHANGE_VALID 0x0800 +#define CONF_IO_CHANGE_WIDTH 0x1000 /* For RequestConfiguration */ typedef struct config_req_t { u_int Attributes; - u_int Vcc, Vpp1, Vpp2; + u_int Vpp; /* both Vpp1 and Vpp2 */ u_int IntType; u_int ConfigBase; u_char Status, Pin, Copy, ExtStatus; @@ -389,23 +379,27 @@ int pcmcia_get_status(struct pcmcia_device *p_dev, cs_status_t *status); int pcmcia_get_mem_page(window_handle_t win, memreq_t *req); int pcmcia_map_mem_page(window_handle_t win, memreq_t *req); int pcmcia_modify_configuration(struct pcmcia_device *p_dev, modconf_t *mod); -int pcmcia_release_configuration(struct pcmcia_device *p_dev); -int pcmcia_release_io(struct pcmcia_device *p_dev, io_req_t *req); -int pcmcia_release_irq(struct pcmcia_device *p_dev, irq_req_t *req); int pcmcia_release_window(window_handle_t win); int pcmcia_request_configuration(struct pcmcia_device *p_dev, config_req_t *req); int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req); int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req); int pcmcia_request_window(struct pcmcia_device **p_dev, win_req_t *req, window_handle_t *wh); -int pcmcia_reset_card(struct pcmcia_device *p_dev, client_req_t *req); int pcmcia_suspend_card(struct pcmcia_socket *skt); int pcmcia_resume_card(struct pcmcia_socket *skt); int pcmcia_eject_card(struct pcmcia_socket *skt); int pcmcia_insert_card(struct pcmcia_socket *skt); +int pccard_reset_card(struct pcmcia_socket *skt); + +struct pcmcia_device * pcmcia_dev_present(struct pcmcia_device *p_dev); +void pcmcia_disable_device(struct pcmcia_device *p_dev); struct pcmcia_socket * pcmcia_get_socket(struct pcmcia_socket *skt); void pcmcia_put_socket(struct pcmcia_socket *skt); +/* compatibility functions */ +#define pcmcia_reset_card(p_dev, req) \ + pccard_reset_card(p_dev->socket) + #endif /* __KERNEL__ */ #endif /* _LINUX_CS_H */ diff --git a/include/pcmcia/ds.h b/include/pcmcia/ds.h index 8e2a963..8c339f5 100644 --- a/include/pcmcia/ds.h +++ b/include/pcmcia/ds.h @@ -39,7 +39,7 @@ typedef struct win_info_t { typedef struct bind_info_t { dev_info_t dev_info; u_char function; - struct dev_link_t *instance; + struct pcmcia_device *instance; char name[DEV_NAME_LEN]; u_short major, minor; void *next; @@ -96,6 +96,7 @@ typedef union ds_ioctl_arg_t { #ifdef __KERNEL__ #include <linux/device.h> +#include <pcmcia/ss.h> typedef struct dev_node_t { char dev_name[DEV_NAME_LEN]; @@ -103,34 +104,9 @@ typedef struct dev_node_t { struct dev_node_t *next; } dev_node_t; -typedef struct dev_link_t { - dev_node_t *dev; - u_int state, open; - wait_queue_head_t pending; - client_handle_t handle; - io_req_t io; - irq_req_t irq; - config_req_t conf; - window_handle_t win; - void *priv; - struct dev_link_t *next; -} dev_link_t; - -/* Flags for device state */ -#define DEV_PRESENT 0x01 -#define DEV_CONFIG 0x02 -#define DEV_STALE_CONFIG 0x04 /* release on close */ -#define DEV_STALE_LINK 0x08 /* detach on release */ -#define DEV_CONFIG_PENDING 0x10 -#define DEV_RELEASE_PENDING 0x20 -#define DEV_SUSPEND 0x40 -#define DEV_BUSY 0x80 - -#define DEV_OK(l) \ - ((l) && ((l->state & ~DEV_BUSY) == (DEV_CONFIG|DEV_PRESENT))) - struct pcmcia_socket; +struct config_t; struct pcmcia_driver { int (*probe) (struct pcmcia_device *dev); @@ -148,6 +124,7 @@ struct pcmcia_driver { int pcmcia_register_driver(struct pcmcia_driver *driver); void pcmcia_unregister_driver(struct pcmcia_driver *driver); + struct pcmcia_device { /* the socket and the device_no [for multifunction devices] uniquely define a pcmcia_device */ @@ -160,21 +137,40 @@ struct pcmcia_device { /* the hardware "function" device; certain subdevices can * share one hardware "function" device. */ u8 func; + struct config_t* function_config; struct list_head socket_device_list; - /* deprecated, a cleaned up version will be moved into this - struct soon */ - dev_link_t *instance; - u_int state; + /* deprecated, will be cleaned up soon */ + dev_node_t *dev_node; + u_int open; + io_req_t io; + irq_req_t irq; + config_req_t conf; + window_handle_t win; + + /* Is the device suspended, or in the process of + * being removed? */ + u16 suspended:1; + u16 _removed:1; + + /* Flags whether io, irq, win configurations were + * requested, and whether the configuration is "locked" */ + u16 _irq:1; + u16 _io:1; + u16 _win:4; + u16 _locked:1; + + /* Flag whether a "fuzzy" func_id based match is + * allowed. */ + u16 allow_func_id_match:1; /* information about this device */ - u8 has_manf_id:1; - u8 has_card_id:1; - u8 has_func_id:1; + u16 has_manf_id:1; + u16 has_card_id:1; + u16 has_func_id:1; - u8 allow_func_id_match:1; - u8 reserved:4; + u16 reserved:3; u8 func_id; u16 manf_id; @@ -182,22 +178,24 @@ struct pcmcia_device { char * prod_id[4]; + struct device dev; + +#ifdef CONFIG_PCMCIA_IOCTL /* device driver wanted by cardmgr */ struct pcmcia_driver * cardmgr; +#endif - struct device dev; + /* data private to drivers */ + void *priv; }; #define to_pcmcia_dev(n) container_of(n, struct pcmcia_device, dev) #define to_pcmcia_drv(n) container_of(n, struct pcmcia_driver, drv) -#define handle_to_pdev(handle) (handle) #define handle_to_dev(handle) (handle->dev) -#define dev_to_instance(dev) (dev->instance) - /* error reporting */ -void cs_error(client_handle_t handle, int func, int ret); +void cs_error(struct pcmcia_device *handle, int func, int ret); #endif /* __KERNEL__ */ #endif /* _LINUX_DS_H */ diff --git a/include/pcmcia/ss.h b/include/pcmcia/ss.h index 2889a69..5e0a01a 100644 --- a/include/pcmcia/ss.h +++ b/include/pcmcia/ss.h @@ -18,6 +18,7 @@ #include <linux/config.h> #include <linux/device.h> #include <linux/sched.h> /* task_struct, completion */ +#include <linux/mutex.h> #include <pcmcia/cs_types.h> #include <pcmcia/cs.h> @@ -146,14 +147,15 @@ extern struct pccard_resource_ops pccard_static_ops; /* !SS_CAP_STATIC_MAP */ extern struct pccard_resource_ops pccard_nonstatic_ops; +/* static mem, dynamic IO sockets */ +extern struct pccard_resource_ops pccard_iodyn_ops; + /* * Calls to set up low-level "Socket Services" drivers */ struct pcmcia_socket; typedef struct io_window_t { - u_int Attributes; - kio_addr_t BasePort, NumPorts; kio_addr_t InUse, Config; struct resource *res; } io_window_t; @@ -162,7 +164,7 @@ typedef struct io_window_t { typedef struct window_t { u_short magic; u_short index; - client_handle_t handle; + struct pcmcia_device *handle; struct pcmcia_socket *sock; pccard_mem_map ctl; } window_t; @@ -186,7 +188,6 @@ struct pcmcia_socket { u_short lock_count; pccard_mem_map cis_mem; void __iomem *cis_virt; - struct config_t *config; struct { u_int AssignedIRQ; u_int Config; @@ -241,7 +242,7 @@ struct pcmcia_socket { #endif /* state thread */ - struct semaphore skt_sem; /* protects socket h/w state */ + struct mutex skt_mutex; /* protects socket h/w state */ struct task_struct *thread; struct completion thread_done; diff --git a/include/sound/core.h b/include/sound/core.h index 7f32c12..d1d043f 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -170,7 +170,7 @@ static inline void snd_power_change_state(struct snd_card *card, unsigned int st } /* init.c */ -int snd_power_wait(struct snd_card *card, unsigned int power_state, struct file *file); +int snd_power_wait(struct snd_card *card, unsigned int power_state); #else /* ! CONFIG_PM */ diff --git a/include/sound/pcm.h b/include/sound/pcm.h index 15b8856..66b1f08 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -369,6 +369,7 @@ struct snd_pcm_substream { /* -- assigned files -- */ struct snd_pcm_file *file; struct file *ffile; + void (*pcm_release)(struct snd_pcm_substream *); #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE) /* -- OSS things -- */ struct snd_pcm_oss_substream oss; @@ -381,13 +382,10 @@ struct snd_pcm_substream { struct snd_info_entry *proc_prealloc_entry; /* misc flags */ unsigned int no_mmap_ctrl: 1; + unsigned int hw_opened: 1; }; -#if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE) -#define SUBSTREAM_BUSY(substream) ((substream)->file != NULL || ((substream)->oss.file != NULL)) -#else #define SUBSTREAM_BUSY(substream) ((substream)->file != NULL) -#endif struct snd_pcm_str { @@ -460,7 +458,6 @@ int snd_pcm_info_user(struct snd_pcm_substream *substream, struct snd_pcm_info __user *info); int snd_pcm_status(struct snd_pcm_substream *substream, struct snd_pcm_status *status); -int snd_pcm_prepare(struct snd_pcm_substream *substream); int snd_pcm_start(struct snd_pcm_substream *substream); int snd_pcm_stop(struct snd_pcm_substream *substream, int status); int snd_pcm_drain_done(struct snd_pcm_substream *substream); @@ -468,11 +465,13 @@ int snd_pcm_drain_done(struct snd_pcm_substream *substream); int snd_pcm_suspend(struct snd_pcm_substream *substream); int snd_pcm_suspend_all(struct snd_pcm *pcm); #endif -int snd_pcm_kernel_playback_ioctl(struct snd_pcm_substream *substream, unsigned int cmd, void *arg); -int snd_pcm_kernel_capture_ioctl(struct snd_pcm_substream *substream, unsigned int cmd, void *arg); int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream, unsigned int cmd, void *arg); -int snd_pcm_open_substream(struct snd_pcm *pcm, int stream, struct snd_pcm_substream **rsubstream); +int snd_pcm_open_substream(struct snd_pcm *pcm, int stream, struct file *file, + struct snd_pcm_substream **rsubstream); void snd_pcm_release_substream(struct snd_pcm_substream *substream); +int snd_pcm_attach_substream(struct snd_pcm *pcm, int stream, struct file *file, + struct snd_pcm_substream **rsubstream); +void snd_pcm_detach_substream(struct snd_pcm_substream *substream); void snd_pcm_vma_notify_data(void *client, void *data); int snd_pcm_mmap_data(struct snd_pcm_substream *substream, struct file *file, struct vm_area_struct *area); diff --git a/include/sound/pcm_oss.h b/include/sound/pcm_oss.h index bff0778e..39df2ba 100644 --- a/include/sound/pcm_oss.h +++ b/include/sound/pcm_oss.h @@ -69,8 +69,7 @@ struct snd_pcm_oss_file { struct snd_pcm_oss_substream { unsigned oss: 1; /* oss mode */ - struct snd_pcm_oss_setup *setup; /* active setup */ - struct snd_pcm_oss_file *file; + struct snd_pcm_oss_setup setup; /* active setup */ }; struct snd_pcm_oss_stream { |