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Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6

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* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (33 commits)
  ide-cd: remove dead dsc_overlap setting
  ide: push local_irq_{save,restore}() to do_identify()
  ide: remove superfluous local_irq_{save,restore}() from ide_dump_status()
  ide: move legacy ISA/VLB ports handling to ide-legacy.c (v2)
  ide: move Power Management support to ide-pm.c
  ide: use ATA_DMA_* defines in ide-dma-sff.c
  ide: checkpatch.pl fixes for ide-lib.c
  ide: remove inline tags from ide-probe.c
  ide: remove redundant code from ide_end_drive_cmd()
  ide: struct device - replace bus_id with dev_name(), dev_set_name()
  ide: rework handling of serialized ports (v2)
  cy82c693: remove superfluous ide_cy82c693 chipset type
  trm290: add IDE_HFLAG_TRM290 host flag
  ide: add ->max_sectors field to struct ide_port_info
  rz1000: apply chipset quirks early (v2)
  ide: always set nIEN on idle devices
  ide: fix ->quirk_list checking in ide_do_request()
  gayle: set IDE_HFLAG_SERIALIZE explictly
  cmd64x: set IDE_HFLAG_SERIALIZE explictly for CMD646
  ali14xx: doesn't use shared IRQs
  ...
This commit is contained in:
Linus Torvalds 2008-12-30 17:34:37 -08:00
commit 74a6d0f064
28 changed files with 635 additions and 783 deletions
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37
include/linux/ide.h
View file

@ -122,8 +122,6 @@ struct ide_io_ports {
#define MAX_DRIVES 2 /* per interface; 2 assumed by lots of code */
#define SECTOR_SIZE 512
#define IDE_LARGE_SEEK(b1,b2,t) (((b1) > (b2) + (t)) || ((b2) > (b1) + (t)))
/*
* Timeouts for various operations:
*/
@ -172,9 +170,7 @@ typedef int (ide_ack_intr_t)(struct hwif_s *);
enum { ide_unknown, ide_generic, ide_pci,
ide_cmd640, ide_dtc2278, ide_ali14xx,
ide_qd65xx, ide_umc8672, ide_ht6560b,
ide_rz1000, ide_trm290,
ide_cmd646, ide_cy82c693, ide_4drives,
ide_pmac, ide_acorn,
ide_4drives, ide_pmac, ide_acorn,
ide_au1xxx, ide_palm3710
};
@ -496,8 +492,6 @@ enum {
* when more than one interrupt is needed.
*/
IDE_AFLAG_LIMIT_NFRAMES = (1 << 7),
/* Seeking in progress. */
IDE_AFLAG_SEEKING = (1 << 8),
/* Saved TOC information is current. */
IDE_AFLAG_TOC_VALID = (1 << 9),
/* We think that the drive door is locked. */
@ -845,8 +839,6 @@ typedef struct hwif_s {
unsigned extra_ports; /* number of extra dma ports */
unsigned present : 1; /* this interface exists */
unsigned serialized : 1; /* serialized all channel operation */
unsigned sharing_irq: 1; /* 1 = sharing irq with another hwif */
unsigned sg_mapped : 1; /* sg_table and sg_nents are ready */
struct device gendev;
@ -909,6 +901,8 @@ typedef struct hwgroup_s {
int req_gen;
int req_gen_timer;
spinlock_t lock;
} ide_hwgroup_t;
typedef struct ide_driver_s ide_driver_t;
@ -1122,6 +1116,14 @@ enum {
IDE_PM_COMPLETED,
};
int generic_ide_suspend(struct device *, pm_message_t);
int generic_ide_resume(struct device *);
void ide_complete_power_step(ide_drive_t *, struct request *);
ide_startstop_t ide_start_power_step(ide_drive_t *, struct request *);
void ide_complete_pm_request(ide_drive_t *, struct request *);
void ide_check_pm_state(ide_drive_t *, struct request *);
/*
* Subdrivers support.
*
@ -1376,8 +1378,8 @@ enum {
IDE_HFLAG_LEGACY_IRQS = (1 << 21),
/* force use of legacy IRQs */
IDE_HFLAG_FORCE_LEGACY_IRQS = (1 << 22),
/* limit LBA48 requests to 256 sectors */
IDE_HFLAG_RQSIZE_256 = (1 << 23),
/* host is TRM290 */
IDE_HFLAG_TRM290 = (1 << 23),
/* use 32-bit I/O ops */
IDE_HFLAG_IO_32BIT = (1 << 24),
/* unmask IRQs */
@ -1415,6 +1417,9 @@ struct ide_port_info {
ide_pci_enablebit_t enablebits[2];
hwif_chipset_t chipset;
u16 max_sectors; /* if < than the default one */
u32 host_flags;
u8 pio_mask;
u8 swdma_mask;
@ -1610,13 +1615,13 @@ extern struct mutex ide_cfg_mtx;
/*
* Structure locking:
*
* ide_cfg_mtx and ide_lock together protect changes to
* ide_hwif_t->{next,hwgroup}
* ide_cfg_mtx and hwgroup->lock together protect changes to
* ide_hwif_t->next
* ide_drive_t->next
*
* ide_hwgroup_t->busy: ide_lock
* ide_hwgroup_t->hwif: ide_lock
* ide_hwif_t->mate: constant, no locking
* ide_hwgroup_t->busy: hwgroup->lock
* ide_hwgroup_t->hwif: hwgroup->lock
* ide_hwif_t->{hwgroup,mate}: constant, no locking
* ide_drive_t->hwif: constant, no locking
*/