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authorMichal Marek <mmarek@suse.cz>2010-10-27 18:15:57 -0400
committerMichal Marek <mmarek@suse.cz>2010-10-27 18:15:57 -0400
commitb74b953b998bcc2db91b694446f3a2619ec32de6 (patch)
tree6ce24caabd730f6ae9287ed0676ec32e6ff31e9d /include/linux/ata.h
parentabb438526201c6a79949ad45375c051b6681c253 (diff)
parentf6f94e2ab1b33f0082ac22d71f66385a60d8157f (diff)
Merge commit 'v2.6.36' into kbuild/misc
Update to be able to fix a recent change to scripts/basic/docproc.c (commit eda603f).
Diffstat (limited to 'include/linux/ata.h')
-rw-r--r--include/linux/ata.h13
1 files changed, 7 insertions, 6 deletions
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 38a6948ce0c2..fe6e681a9d74 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -467,7 +467,7 @@ enum ata_ioctls {
467 467
468/* core structures */ 468/* core structures */
469 469
470struct ata_prd { 470struct ata_bmdma_prd {
471 __le32 addr; 471 __le32 addr;
472 __le32 flags_len; 472 __le32 flags_len;
473}; 473};
@@ -647,9 +647,9 @@ static inline int ata_id_has_large_logical_sectors(const u16 *id)
647 return id[ATA_ID_SECTOR_SIZE] & (1 << 13); 647 return id[ATA_ID_SECTOR_SIZE] & (1 << 13);
648} 648}
649 649
650static inline u8 ata_id_logical_per_physical_sectors(const u16 *id) 650static inline u16 ata_id_logical_per_physical_sectors(const u16 *id)
651{ 651{
652 return id[ATA_ID_SECTOR_SIZE] & 0xf; 652 return 1 << (id[ATA_ID_SECTOR_SIZE] & 0xf);
653} 653}
654 654
655static inline int ata_id_has_lba48(const u16 *id) 655static inline int ata_id_has_lba48(const u16 *id)
@@ -841,7 +841,8 @@ static inline int ata_id_current_chs_valid(const u16 *id)
841 841
842static inline int ata_id_is_cfa(const u16 *id) 842static inline int ata_id_is_cfa(const u16 *id)
843{ 843{
844 if (id[ATA_ID_CONFIG] == 0x848A) /* Traditional CF */ 844 if ((id[ATA_ID_CONFIG] == 0x848A) || /* Traditional CF */
845 (id[ATA_ID_CONFIG] == 0x844A)) /* Delkin Devices CF */
845 return 1; 846 return 1;
846 /* 847 /*
847 * CF specs don't require specific value in the word 0 anymore and yet 848 * CF specs don't require specific value in the word 0 anymore and yet
@@ -1024,8 +1025,8 @@ static inline int ata_ok(u8 status)
1024 1025
1025static inline int lba_28_ok(u64 block, u32 n_block) 1026static inline int lba_28_ok(u64 block, u32 n_block)
1026{ 1027{
1027 /* check the ending block number */ 1028 /* check the ending block number: must be LESS THAN 0x0fffffff */
1028 return ((block + n_block) < ((u64)1 << 28)) && (n_block <= 256); 1029 return ((block + n_block) < ((1 << 28) - 1)) && (n_block <= 256);
1029} 1030}
1030 1031
1031static inline int lba_48_ok(u64 block, u32 n_block) 1032static inline int lba_48_ok(u64 block, u32 n_block)