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authorJeff Garzik <jgarzik@pobox.com>2005-10-18 17:14:17 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-10-18 17:14:17 -0400
commit28af493cd7b89cba7e3ee534079cf4f41bb4b4f9 (patch)
treeea27df5ab7b728496a15602e0a7da74ff188378f /include
parent74cfe03f80adc320bde4dd37616354aefe2271aa (diff)
parent39ca371c45b04cd50d0974030ae051906fc516b6 (diff)
Merge branch 'master'
Diffstat (limited to 'include')
-rw-r--r--include/asm-arm/arch-pxa/pxafb.h1
-rw-r--r--include/asm-arm/arch-s3c2410/io.h58
-rw-r--r--include/asm-sparc64/pbm.h30
-rw-r--r--include/linux/acct.h4
-rw-r--r--include/linux/aio.h7
-rw-r--r--include/linux/cpumask.h16
-rw-r--r--include/linux/list.h39
-rw-r--r--include/linux/rcupdate.h1
8 files changed, 90 insertions, 66 deletions
diff --git a/include/asm-arm/arch-pxa/pxafb.h b/include/asm-arm/arch-pxa/pxafb.h
index 21c0e16dce5..aba9b30f424 100644
--- a/include/asm-arm/arch-pxa/pxafb.h
+++ b/include/asm-arm/arch-pxa/pxafb.h
@@ -66,4 +66,5 @@ struct pxafb_mach_info {
};
void set_pxa_fb_info(struct pxafb_mach_info *hard_pxa_fb_info);
+void set_pxa_fb_parent(struct device *parent_dev);
unsigned long pxafb_get_hsync_time(struct device *dev);
diff --git a/include/asm-arm/arch-s3c2410/io.h b/include/asm-arm/arch-s3c2410/io.h
index 418233a7ee6..4bf272ed9ad 100644
--- a/include/asm-arm/arch-s3c2410/io.h
+++ b/include/asm-arm/arch-s3c2410/io.h
@@ -9,7 +9,7 @@
* 06-Dec-1997 RMK Created.
* 02-Sep-2003 BJD Modified for S3C2410
* 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA
- *
+ * 13-Oct-2005 BJD Fixed problems with LDRH/STRH offset range
*/
#ifndef __ASM_ARM_ARCH_IO_H
@@ -97,7 +97,7 @@ DECLARE_IO(int,l,"")
else \
__asm__ __volatile__( \
"strb %0, [%1, #0] @ outbc" \
- : : "r" (value), "r" ((port))); \
+ : : "r" (value), "r" ((port))); \
})
#define __inbc(port) \
@@ -110,35 +110,61 @@ DECLARE_IO(int,l,"")
else \
__asm__ __volatile__( \
"ldrb %0, [%1, #0] @ inbc" \
- : "=r" (result) : "r" ((port))); \
+ : "=r" (result) : "r" ((port))); \
result; \
})
#define __outwc(value,port) \
({ \
unsigned long v = value; \
- if (__PORT_PCIO((port))) \
- __asm__ __volatile__( \
- "strh %0, [%1, %2] @ outwc" \
- : : "r" (v), "r" (PCIO_BASE), "Jr" ((port))); \
- else \
+ if (__PORT_PCIO((port))) { \
+ if ((port) < 256 && (port) > -256) \
+ __asm__ __volatile__( \
+ "strh %0, [%1, %2] @ outwc" \
+ : : "r" (v), "r" (PCIO_BASE), "Jr" ((port))); \
+ else if ((port) > 0) \
+ __asm__ __volatile__( \
+ "strh %0, [%1, %2] @ outwc" \
+ : : "r" (v), \
+ "r" (PCIO_BASE + ((port) & ~0xff)), \
+ "Jr" (((port) & 0xff))); \
+ else \
+ __asm__ __volatile__( \
+ "strh %0, [%1, #0] @ outwc" \
+ : : "r" (v), \
+ "r" (PCIO_BASE + (port))); \
+ } else \
__asm__ __volatile__( \
"strh %0, [%1, #0] @ outwc" \
- : : "r" (v), "r" ((port))); \
+ : : "r" (v), "r" ((port))); \
})
#define __inwc(port) \
({ \
unsigned short result; \
- if (__PORT_PCIO((port))) \
- __asm__ __volatile__( \
- "ldrh %0, [%1, %2] @ inwc" \
- : "=r" (result) : "r" (PCIO_BASE), "Jr" ((port))); \
- else \
+ if (__PORT_PCIO((port))) { \
+ if ((port) < 256 && (port) > -256 ) \
+ __asm__ __volatile__( \
+ "ldrh %0, [%1, %2] @ inwc" \
+ : "=r" (result) \
+ : "r" (PCIO_BASE), \
+ "Jr" ((port))); \
+ else if ((port) > 0) \
+ __asm__ __volatile__( \
+ "ldrh %0, [%1, %2] @ inwc" \
+ : "=r" (result) \
+ : "r" (PCIO_BASE + ((port) & ~0xff)), \
+ "Jr" (((port) & 0xff))); \
+ else \
+ __asm__ __volatile__( \
+ "ldrh %0, [%1, #0] @ inwc" \
+ : "=r" (result) \
+ : "r" (PCIO_BASE + ((port)))); \
+ } else \
__asm__ __volatile__( \
"ldrh %0, [%1, #0] @ inwc" \
- : "=r" (result) : "r" ((port))); \
- result; \
+ : "=r" (result) : "r" ((port))); \
+ result; \
})
#define __outlc(value,port) \
diff --git a/include/asm-sparc64/pbm.h b/include/asm-sparc64/pbm.h
index 38bbbccb406..dd35a2c7798 100644
--- a/include/asm-sparc64/pbm.h
+++ b/include/asm-sparc64/pbm.h
@@ -27,23 +27,27 @@
* PCI bus.
*/
-#define PBM_LOGCLUSTERS 3
-#define PBM_NCLUSTERS (1 << PBM_LOGCLUSTERS)
-
struct pci_controller_info;
/* This contains the software state necessary to drive a PCI
* controller's IOMMU.
*/
+struct pci_iommu_arena {
+ unsigned long *map;
+ unsigned int hint;
+ unsigned int limit;
+};
+
struct pci_iommu {
/* This protects the controller's IOMMU and all
* streaming buffers underneath.
*/
spinlock_t lock;
+ struct pci_iommu_arena arena;
+
/* IOMMU page table, a linear array of ioptes. */
iopte_t *page_table; /* The page table itself. */
- int page_table_sz_bits; /* log2 of ow many pages does it map? */
/* Base PCI memory space address where IOMMU mappings
* begin.
@@ -62,12 +66,6 @@ struct pci_iommu {
*/
unsigned long write_complete_reg;
- /* The lowest used consistent mapping entry. Since
- * we allocate consistent maps out of cluster 0 this
- * is relative to the beginning of closter 0.
- */
- u32 lowest_consistent_map;
-
/* In order to deal with some buggy third-party PCI bridges that
* do wrong prefetching, we never mark valid mappings as invalid.
* Instead we point them at this dummy page.
@@ -75,16 +73,6 @@ struct pci_iommu {
unsigned long dummy_page;
unsigned long dummy_page_pa;
- /* If PBM_NCLUSTERS is ever decreased to 4 or lower,
- * or if largest supported page_table_sz * 8K goes above
- * 2GB, you must increase the size of the type of
- * these counters. You have been duly warned. -DaveM
- */
- struct {
- u16 next;
- u16 flush;
- } alloc_info[PBM_NCLUSTERS];
-
/* CTX allocation. */
unsigned long ctx_lowest_free;
unsigned long ctx_bitmap[IOMMU_NUM_CTXS / (sizeof(unsigned long) * 8)];
@@ -102,7 +90,7 @@ struct pci_iommu {
u32 dma_addr_mask;
};
-extern void pci_iommu_table_init(struct pci_iommu *, int);
+extern void pci_iommu_table_init(struct pci_iommu *iommu, int tsbsize, u32 dma_offset, u32 dma_addr_mask);
/* This describes a PCI bus module's streaming buffer. */
struct pci_strbuf {
diff --git a/include/linux/acct.h b/include/linux/acct.h
index 1993a369176..19f70462b3b 100644
--- a/include/linux/acct.h
+++ b/include/linux/acct.h
@@ -162,13 +162,13 @@ typedef struct acct acct_t;
#ifdef __KERNEL__
/*
* Yet another set of HZ to *HZ helper functions.
- * See <linux/times.h> for the original.
+ * See <linux/jiffies.h> for the original.
*/
static inline u32 jiffies_to_AHZ(unsigned long x)
{
#if (TICK_NSEC % (NSEC_PER_SEC / AHZ)) == 0
- return x / (HZ / USER_HZ);
+ return x / (HZ / AHZ);
#else
u64 tmp = (u64)x * TICK_NSEC;
do_div(tmp, (NSEC_PER_SEC / AHZ));
diff --git a/include/linux/aio.h b/include/linux/aio.h
index 60def658b24..0decf66117c 100644
--- a/include/linux/aio.h
+++ b/include/linux/aio.h
@@ -24,7 +24,12 @@ struct kioctx;
#define KIOCB_SYNC_KEY (~0U)
/* ki_flags bits */
-#define KIF_LOCKED 0
+/*
+ * This may be used for cancel/retry serialization in the future, but
+ * for now it's unused and we probably don't want modules to even
+ * think they can use it.
+ */
+/* #define KIF_LOCKED 0 */
#define KIF_KICKED 1
#define KIF_CANCELLED 2
diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
index fe9778301d0..9bdba8169b4 100644
--- a/include/linux/cpumask.h
+++ b/include/linux/cpumask.h
@@ -393,15 +393,13 @@ extern cpumask_t cpu_present_map;
#define for_each_present_cpu(cpu) for_each_cpu_mask((cpu), cpu_present_map)
/* Find the highest possible smp_processor_id() */
-static inline unsigned int highest_possible_processor_id(void)
-{
- unsigned int cpu, highest = 0;
-
- for_each_cpu_mask(cpu, cpu_possible_map)
- highest = cpu;
-
- return highest;
-}
+#define highest_possible_processor_id() \
+({ \
+ unsigned int cpu, highest = 0; \
+ for_each_cpu_mask(cpu, cpu_possible_map) \
+ highest = cpu; \
+ highest; \
+})
#endif /* __LINUX_CPUMASK_H */
diff --git a/include/linux/list.h b/include/linux/list.h
index e6ec5968227..084971f333f 100644
--- a/include/linux/list.h
+++ b/include/linux/list.h
@@ -442,12 +442,14 @@ static inline void list_splice_init(struct list_head *list,
* as long as the traversal is guarded by rcu_read_lock().
*/
#define list_for_each_rcu(pos, head) \
- for (pos = (head)->next; prefetch(pos->next), pos != (head); \
- pos = rcu_dereference(pos->next))
+ for (pos = (head)->next; \
+ prefetch(rcu_dereference(pos)->next), pos != (head); \
+ pos = pos->next)
#define __list_for_each_rcu(pos, head) \
- for (pos = (head)->next; pos != (head); \
- pos = rcu_dereference(pos->next))
+ for (pos = (head)->next; \
+ rcu_dereference(pos) != (head); \
+ pos = pos->next)
/**
* list_for_each_safe_rcu - iterate over an rcu-protected list safe
@@ -461,8 +463,9 @@ static inline void list_splice_init(struct list_head *list,
* as long as the traversal is guarded by rcu_read_lock().
*/
#define list_for_each_safe_rcu(pos, n, head) \
- for (pos = (head)->next, n = pos->next; pos != (head); \
- pos = rcu_dereference(n), n = pos->next)
+ for (pos = (head)->next; \
+ n = rcu_dereference(pos)->next, pos != (head); \
+ pos = n)
/**
* list_for_each_entry_rcu - iterate over rcu list of given type
@@ -474,11 +477,11 @@ static inline void list_splice_init(struct list_head *list,
* the _rcu list-mutation primitives such as list_add_rcu()
* as long as the traversal is guarded by rcu_read_lock().
*/
-#define list_for_each_entry_rcu(pos, head, member) \
- for (pos = list_entry((head)->next, typeof(*pos), member); \
- prefetch(pos->member.next), &pos->member != (head); \
- pos = rcu_dereference(list_entry(pos->member.next, \
- typeof(*pos), member)))
+#define list_for_each_entry_rcu(pos, head, member) \
+ for (pos = list_entry((head)->next, typeof(*pos), member); \
+ prefetch(rcu_dereference(pos)->member.next), \
+ &pos->member != (head); \
+ pos = list_entry(pos->member.next, typeof(*pos), member))
/**
@@ -492,8 +495,9 @@ static inline void list_splice_init(struct list_head *list,
* as long as the traversal is guarded by rcu_read_lock().
*/
#define list_for_each_continue_rcu(pos, head) \
- for ((pos) = (pos)->next; prefetch((pos)->next), (pos) != (head); \
- (pos) = rcu_dereference((pos)->next))
+ for ((pos) = (pos)->next; \
+ prefetch(rcu_dereference((pos))->next), (pos) != (head); \
+ (pos) = (pos)->next)
/*
* Double linked lists with a single pointer list head.
@@ -696,8 +700,9 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,
pos = n)
#define hlist_for_each_rcu(pos, head) \
- for ((pos) = (head)->first; pos && ({ prefetch((pos)->next); 1; }); \
- (pos) = rcu_dereference((pos)->next))
+ for ((pos) = (head)->first; \
+ rcu_dereference((pos)) && ({ prefetch((pos)->next); 1; }); \
+ (pos) = (pos)->next)
/**
* hlist_for_each_entry - iterate over list of given type
@@ -762,9 +767,9 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,
*/
#define hlist_for_each_entry_rcu(tpos, pos, head, member) \
for (pos = (head)->first; \
- pos && ({ prefetch(pos->next); 1;}) && \
+ rcu_dereference(pos) && ({ prefetch(pos->next); 1;}) && \
({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \
- pos = rcu_dereference(pos->next))
+ pos = pos->next)
#else
#warning "don't include kernel headers in userspace"
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 4e65eb44adf..70191a5a148 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -94,6 +94,7 @@ struct rcu_data {
long batch; /* Batch # for current RCU batch */
struct rcu_head *nxtlist;
struct rcu_head **nxttail;
+ long count; /* # of queued items */
struct rcu_head *curlist;
struct rcu_head **curtail;
struct rcu_head *donelist;