Merge branch 'upstream'

4 files changed, 91 insertions, 6 deletions

diff --git a/include/linux/ata.h b/include/linux/ata.h
index 630908c9378..33276d1d05d 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -42,13 +42,18 @@ enum {
 	ATA_SECT_SIZE		= 512,
 
 	ATA_ID_WORDS		= 256,
-	ATA_ID_PROD_OFS		= 27,
-	ATA_ID_FW_REV_OFS	= 23,
 	ATA_ID_SERNO_OFS	= 10,
-	ATA_ID_MAJOR_VER	= 80,
-	ATA_ID_PIO_MODES	= 64,
+	ATA_ID_FW_REV_OFS	= 23,
+	ATA_ID_PROD_OFS		= 27,
+	ATA_ID_OLD_PIO_MODES	= 51,
+	ATA_ID_FIELD_VALID	= 53,
 	ATA_ID_MWDMA_MODES	= 63,
+	ATA_ID_PIO_MODES	= 64,
+	ATA_ID_EIDE_DMA_MIN	= 65,
+	ATA_ID_EIDE_PIO		= 67,
+	ATA_ID_EIDE_PIO_IORDY	= 68,
 	ATA_ID_UDMA_MODES	= 88,
+	ATA_ID_MAJOR_VER	= 80,
 	ATA_ID_PIO4		= (1 << 1),
 
 	ATA_PCI_CTL_OFS		= 2,
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h
index 82bd8842d11..3b03b0b868d 100644
--- a/include/linux/bootmem.h
+++ b/include/linux/bootmem.h
@@ -43,7 +43,7 @@ typedef struct bootmem_data {
 extern unsigned long __init bootmem_bootmap_pages (unsigned long);
 extern unsigned long __init init_bootmem (unsigned long addr, unsigned long memend);
 extern void __init free_bootmem (unsigned long addr, unsigned long size);
-extern void * __init __alloc_bootmem (unsigned long size, unsigned long align, unsigned long goal);
+extern void * __init __alloc_bootmem_limit (unsigned long size, unsigned long align, unsigned long goal, unsigned long limit);
 #ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
 extern void __init reserve_bootmem (unsigned long addr, unsigned long size);
 #define alloc_bootmem(x) \
@@ -54,6 +54,16 @@ extern void __init reserve_bootmem (unsigned long addr, unsigned long size);
 	__alloc_bootmem((x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
 #define alloc_bootmem_low_pages(x) \
 	__alloc_bootmem((x), PAGE_SIZE, 0)
+
+#define alloc_bootmem_limit(x, limit)						\
+	__alloc_bootmem_limit((x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS), (limit))
+#define alloc_bootmem_low_limit(x, limit)			\
+	__alloc_bootmem_limit((x), SMP_CACHE_BYTES, 0, (limit))
+#define alloc_bootmem_pages_limit(x, limit)					\
+	__alloc_bootmem_limit((x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS), (limit))
+#define alloc_bootmem_low_pages_limit(x, limit)		\
+	__alloc_bootmem_limit((x), PAGE_SIZE, 0, (limit))
+
 #endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */
 extern unsigned long __init free_all_bootmem (void);
 
@@ -61,7 +71,7 @@ extern unsigned long __init init_bootmem_node (pg_data_t *pgdat, unsigned long f
 extern void __init reserve_bootmem_node (pg_data_t *pgdat, unsigned long physaddr, unsigned long size);
 extern void __init free_bootmem_node (pg_data_t *pgdat, unsigned long addr, unsigned long size);
 extern unsigned long __init free_all_bootmem_node (pg_data_t *pgdat);
-extern void * __init __alloc_bootmem_node (pg_data_t *pgdat, unsigned long size, unsigned long align, unsigned long goal);
+extern void * __init __alloc_bootmem_node_limit (pg_data_t *pgdat, unsigned long size, unsigned long align, unsigned long goal, unsigned long limit);
 #ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
 #define alloc_bootmem_node(pgdat, x) \
 	__alloc_bootmem_node((pgdat), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
@@ -69,6 +79,14 @@ extern void * __init __alloc_bootmem_node (pg_data_t *pgdat, unsigned long size,
 	__alloc_bootmem_node((pgdat), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
 #define alloc_bootmem_low_pages_node(pgdat, x) \
 	__alloc_bootmem_node((pgdat), (x), PAGE_SIZE, 0)
+
+#define alloc_bootmem_node_limit(pgdat, x, limit)				\
+	__alloc_bootmem_node_limit((pgdat), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS), (limit))
+#define alloc_bootmem_pages_node_limit(pgdat, x, limit)				\
+	__alloc_bootmem_node_limit((pgdat), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS), (limit))
+#define alloc_bootmem_low_pages_node_limit(pgdat, x, limit)		\
+	__alloc_bootmem_node_limit((pgdat), (x), PAGE_SIZE, 0, (limit))
+
 #endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */
 
 #ifdef CONFIG_HAVE_ARCH_ALLOC_REMAP
@@ -105,5 +123,15 @@ extern void *__init alloc_large_system_hash(const char *tablename,
 #endif
 extern int __initdata hashdist;		/* Distribute hashes across NUMA nodes? */
 
+static inline void *__alloc_bootmem (unsigned long size, unsigned long align, unsigned long goal)
+{
+	return __alloc_bootmem_limit(size, align, goal, 0);
+}
+
+static inline void *__alloc_bootmem_node (pg_data_t *pgdat, unsigned long size, unsigned long align,
+				     unsigned long goal)
+{
+	return __alloc_bootmem_node_limit(pgdat, size, align, goal, 0);
+}
 
 #endif /* _LINUX_BOOTMEM_H */
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index e670b0d13fe..42cb7d70f9a 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -155,11 +155,24 @@ static inline void set_file_hugepages(struct file *file)
 {
 	file->f_op = &hugetlbfs_file_operations;
 }
+
+static inline int valid_hugetlb_file_off(struct vm_area_struct *vma, 
+					  unsigned long address) 
+{
+	struct inode *inode = vma->vm_file->f_dentry->d_inode;
+	loff_t file_off = address - vma->vm_start;
+	
+	file_off += (vma->vm_pgoff << PAGE_SHIFT);
+	
+	return (file_off < inode->i_size);
+}
+
 #else /* !CONFIG_HUGETLBFS */
 
 #define is_file_hugepages(file)		0
 #define set_file_hugepages(file)	BUG()
 #define hugetlb_zero_setup(size)	ERR_PTR(-ENOSYS)
+#define valid_hugetlb_file_off(vma, address) 	0
 
 #endif /* !CONFIG_HUGETLBFS */
 
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 0261c55f348..0e214f8c8f9 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -388,6 +388,19 @@ struct ata_port_info {
 	struct ata_port_operations	*port_ops;
 };
 
+struct ata_timing {
+	unsigned short mode;		/* ATA mode */
+	unsigned short setup;		/* t1 */
+	unsigned short act8b;		/* t2 for 8-bit I/O */
+	unsigned short rec8b;		/* t2i for 8-bit I/O */
+	unsigned short cyc8b;		/* t0 for 8-bit I/O */
+	unsigned short active;		/* t2 or tD */
+	unsigned short recover;		/* t2i or tK */
+	unsigned short cycle;		/* t0 */
+	unsigned short udma;		/* t2CYCTYP/2 */
+};
+
+#define FIT(v,vmin,vmax)	max_t(short,min_t(short,v,vmax),vmin)
 
 extern void ata_port_probe(struct ata_port *);
 extern void __sata_phy_reset(struct ata_port *ap);
@@ -451,6 +464,32 @@ extern int ata_std_bios_param(struct scsi_device *sdev,
 			      sector_t capacity, int geom[]);
 extern int ata_scsi_slave_config(struct scsi_device *sdev);
 
+/*
+ * Timing helpers
+ */
+extern int ata_timing_compute(struct ata_device *, unsigned short,
+			      struct ata_timing *, int, int);
+extern void ata_timing_merge(const struct ata_timing *,
+			     const struct ata_timing *, struct ata_timing *,
+			     unsigned int);
+
+enum {
+	ATA_TIMING_SETUP	= (1 << 0),
+	ATA_TIMING_ACT8B	= (1 << 1),
+	ATA_TIMING_REC8B	= (1 << 2),
+	ATA_TIMING_CYC8B	= (1 << 3),
+	ATA_TIMING_8BIT		= ATA_TIMING_ACT8B | ATA_TIMING_REC8B |
+				  ATA_TIMING_CYC8B,
+	ATA_TIMING_ACTIVE	= (1 << 4),
+	ATA_TIMING_RECOVER	= (1 << 5),
+	ATA_TIMING_CYCLE	= (1 << 6),
+	ATA_TIMING_UDMA		= (1 << 7),
+	ATA_TIMING_ALL		= ATA_TIMING_SETUP | ATA_TIMING_ACT8B |
+				  ATA_TIMING_REC8B | ATA_TIMING_CYC8B |
+				  ATA_TIMING_ACTIVE | ATA_TIMING_RECOVER |
+				  ATA_TIMING_CYCLE | ATA_TIMING_UDMA,
+};
+
 
 #ifdef CONFIG_PCI
 struct pci_bits {