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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-20 21:02:20 +0200 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-20 21:02:20 +0200 |
commit | efa7e8673c78cc6de2d6c367eb6f50449c57ed90 (patch) | |
tree | 2759535bd50e6d6cc4801a02106ee26f27aa610f /include/asm-ia64 | |
parent | Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus (diff) | |
parent | [IA64] Prevent people from directly including <asm/rwsem.h>. (diff) | |
download | linux-efa7e8673c78cc6de2d6c367eb6f50449c57ed90.tar.xz linux-efa7e8673c78cc6de2d6c367eb6f50449c57ed90.zip |
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
[IA64] Prevent people from directly including <asm/rwsem.h>.
[IA64] remove time interpolator
[IA64] Convert to generic timekeeping/clocksource
[IA64] refresh some config files for 64K pagesize
[IA64] Delete iosapic_free_rte()
[IA64] fallocate system call
[IA64] Enable percpu vector domain for IA64_DIG
[IA64] Enable percpu vector domain for IA64_GENERIC
[IA64] Support irq migration across domain
[IA64] Add support for vector domain
[IA64] Add mapping table between irq and vector
[IA64] Check if irq is sharable
[IA64] Fix invalid irq vector assumption for iosapic
[IA64] Use dynamic irq for iosapic interrupts
[IA64] Use per iosapic lock for indirect iosapic register access
[IA64] Cleanup lock order in iosapic_register_intr
[IA64] Remove duplicated members in iosapic_rte_info
[IA64] Remove block structure for locking in iosapic.c
Diffstat (limited to 'include/asm-ia64')
-rw-r--r-- | include/asm-ia64/hw_irq.h | 18 | ||||
-rw-r--r-- | include/asm-ia64/iosapic.h | 6 | ||||
-rw-r--r-- | include/asm-ia64/irq.h | 9 | ||||
-rw-r--r-- | include/asm-ia64/rwsem.h | 4 | ||||
-rw-r--r-- | include/asm-ia64/unistd.h | 2 |
5 files changed, 32 insertions, 7 deletions
diff --git a/include/asm-ia64/hw_irq.h b/include/asm-ia64/hw_irq.h index c054d7a9aaa7..efa1b8f7251d 100644 --- a/include/asm-ia64/hw_irq.h +++ b/include/asm-ia64/hw_irq.h @@ -90,13 +90,27 @@ enum { extern __u8 isa_irq_to_vector_map[16]; #define isa_irq_to_vector(x) isa_irq_to_vector_map[(x)] +struct irq_cfg { + ia64_vector vector; + cpumask_t domain; +}; +extern spinlock_t vector_lock; +extern struct irq_cfg irq_cfg[NR_IRQS]; +#define irq_to_domain(x) irq_cfg[(x)].domain +DECLARE_PER_CPU(int[IA64_NUM_VECTORS], vector_irq); + extern struct hw_interrupt_type irq_type_ia64_lsapic; /* CPU-internal interrupt controller */ +extern int bind_irq_vector(int irq, int vector, cpumask_t domain); extern int assign_irq_vector (int irq); /* allocate a free vector */ extern void free_irq_vector (int vector); extern int reserve_irq_vector (int vector); +extern void __setup_vector_irq(int cpu); +extern int reassign_irq_vector(int irq, int cpu); extern void ia64_send_ipi (int cpu, int vector, int delivery_mode, int redirect); extern void register_percpu_irq (ia64_vector vec, struct irqaction *action); +extern int check_irq_used (int irq); +extern void destroy_and_reserve_irq (unsigned int irq); static inline void ia64_resend_irq(unsigned int vector) { @@ -113,7 +127,7 @@ extern irq_desc_t irq_desc[NR_IRQS]; static inline unsigned int __ia64_local_vector_to_irq (ia64_vector vec) { - return (unsigned int) vec; + return __get_cpu_var(vector_irq)[vec]; } #endif @@ -131,7 +145,7 @@ __ia64_local_vector_to_irq (ia64_vector vec) static inline ia64_vector irq_to_vector (int irq) { - return (ia64_vector) irq; + return irq_cfg[irq].vector; } /* diff --git a/include/asm-ia64/iosapic.h b/include/asm-ia64/iosapic.h index 421cb6b62a7c..b8f712859140 100644 --- a/include/asm-ia64/iosapic.h +++ b/include/asm-ia64/iosapic.h @@ -47,19 +47,21 @@ #define IOSAPIC_MASK_SHIFT 16 #define IOSAPIC_MASK (1<<IOSAPIC_MASK_SHIFT) +#define IOSAPIC_VECTOR_MASK 0xffffff00 + #ifndef __ASSEMBLY__ #ifdef CONFIG_IOSAPIC #define NR_IOSAPICS 256 -static inline unsigned int iosapic_read(char __iomem *iosapic, unsigned int reg) +static inline unsigned int __iosapic_read(char __iomem *iosapic, unsigned int reg) { writel(reg, iosapic + IOSAPIC_REG_SELECT); return readl(iosapic + IOSAPIC_WINDOW); } -static inline void iosapic_write(char __iomem *iosapic, unsigned int reg, u32 val) +static inline void __iosapic_write(char __iomem *iosapic, unsigned int reg, u32 val) { writel(reg, iosapic + IOSAPIC_REG_SELECT); writel(val, iosapic + IOSAPIC_WINDOW); diff --git a/include/asm-ia64/irq.h b/include/asm-ia64/irq.h index 67221615e317..35b360b82e43 100644 --- a/include/asm-ia64/irq.h +++ b/include/asm-ia64/irq.h @@ -14,8 +14,13 @@ #include <linux/types.h> #include <linux/cpumask.h> -#define NR_IRQS 256 -#define NR_IRQ_VECTORS NR_IRQS +#define NR_VECTORS 256 + +#if (NR_VECTORS + 32 * NR_CPUS) < 1024 +#define NR_IRQS (NR_VECTORS + 32 * NR_CPUS) +#else +#define NR_IRQS 1024 +#endif static __inline__ int irq_canonicalize (int irq) diff --git a/include/asm-ia64/rwsem.h b/include/asm-ia64/rwsem.h index 2d1640cc240a..8aba06a7b038 100644 --- a/include/asm-ia64/rwsem.h +++ b/include/asm-ia64/rwsem.h @@ -21,6 +21,10 @@ #ifndef _ASM_IA64_RWSEM_H #define _ASM_IA64_RWSEM_H +#ifndef _LINUX_RWSEM_H +#error "Please don't include <asm/rwsem.h> directly, use <linux/rwsem.h> instead." +#endif + #include <linux/list.h> #include <linux/spinlock.h> diff --git a/include/asm-ia64/unistd.h b/include/asm-ia64/unistd.h index 441c9e001776..315f8de950a2 100644 --- a/include/asm-ia64/unistd.h +++ b/include/asm-ia64/unistd.h @@ -292,7 +292,7 @@ #define __NR_sync_file_range 1300 #define __NR_tee 1301 #define __NR_vmsplice 1302 -/* 1303 reserved for move_pages */ +#define __NR_fallocate 1303 #define __NR_getcpu 1304 #define __NR_epoll_pwait 1305 #define __NR_utimensat 1306 |