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Diffstat (limited to 'include/linux/ide.h')
-rw-r--r--include/linux/ide.h84
1 files changed, 56 insertions, 28 deletions
diff --git a/include/linux/ide.h b/include/linux/ide.h
index c47e371554c..e99c56de7f5 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -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
};
@@ -461,12 +457,26 @@ struct ide_acpi_drive_link;
struct ide_acpi_hwif_link;
#endif
+struct ide_drive_s;
+
+struct ide_disk_ops {
+ int (*check)(struct ide_drive_s *, const char *);
+ int (*get_capacity)(struct ide_drive_s *);
+ void (*setup)(struct ide_drive_s *);
+ void (*flush)(struct ide_drive_s *);
+ int (*init_media)(struct ide_drive_s *, struct gendisk *);
+ int (*set_doorlock)(struct ide_drive_s *, struct gendisk *,
+ int);
+ ide_startstop_t (*do_request)(struct ide_drive_s *, struct request *,
+ sector_t);
+ int (*end_request)(struct ide_drive_s *, int, int);
+ int (*ioctl)(struct ide_drive_s *, struct block_device *,
+ fmode_t, unsigned int, unsigned long);
+};
+
/* ATAPI device flags */
enum {
IDE_AFLAG_DRQ_INTERRUPT = (1 << 0),
- IDE_AFLAG_MEDIA_CHANGED = (1 << 1),
- /* Drive cannot lock the door. */
- IDE_AFLAG_NO_DOORLOCK = (1 << 2),
/* ide-cd */
/* Drive cannot eject the disc. */
@@ -482,8 +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. */
@@ -498,14 +506,10 @@ enum {
IDE_AFLAG_LE_SPEED_FIELDS = (1 << 17),
/* ide-floppy */
- /* Format in progress */
- IDE_AFLAG_FORMAT_IN_PROGRESS = (1 << 18),
/* Avoid commands not supported in Clik drive */
IDE_AFLAG_CLIK_DRIVE = (1 << 19),
/* Requires BH algorithm for packets */
IDE_AFLAG_ZIP_DRIVE = (1 << 20),
- /* Write protect */
- IDE_AFLAG_WP = (1 << 21),
/* Supports format progress report */
IDE_AFLAG_SRFP = (1 << 22),
@@ -578,7 +582,11 @@ enum {
/* don't unload heads */
IDE_DFLAG_NO_UNLOAD = (1 << 27),
/* heads unloaded, please don't reset port */
- IDE_DFLAG_PARKED = (1 << 28)
+ IDE_DFLAG_PARKED = (1 << 28),
+ IDE_DFLAG_MEDIA_CHANGED = (1 << 29),
+ /* write protect */
+ IDE_DFLAG_WP = (1 << 30),
+ IDE_DFLAG_FORMAT_IN_PROGRESS = (1 << 31),
};
struct ide_drive_s {
@@ -597,6 +605,8 @@ struct ide_drive_s {
#endif
struct hwif_s *hwif; /* actually (ide_hwif_t *) */
+ const struct ide_disk_ops *disk_ops;
+
unsigned long dev_flags;
unsigned long sleep; /* sleep until this time */
@@ -829,8 +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;
@@ -893,6 +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;
@@ -1106,6 +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.
*
@@ -1123,8 +1141,8 @@ struct ide_driver_s {
void (*resume)(ide_drive_t *);
void (*shutdown)(ide_drive_t *);
#ifdef CONFIG_IDE_PROC_FS
- ide_proc_entry_t *proc;
- const struct ide_proc_devset *settings;
+ ide_proc_entry_t * (*proc_entries)(ide_drive_t *);
+ const struct ide_proc_devset * (*proc_devsets)(ide_drive_t *);
#endif
};
@@ -1142,8 +1160,7 @@ struct ide_ioctl_devset {
int ide_setting_ioctl(ide_drive_t *, struct block_device *, unsigned int,
unsigned long, const struct ide_ioctl_devset *);
-int generic_ide_ioctl(ide_drive_t *, struct file *, struct block_device *,
- unsigned, unsigned long);
+int generic_ide_ioctl(ide_drive_t *, struct block_device *, unsigned, unsigned long);
extern int ide_vlb_clk;
extern int ide_pci_clk;
@@ -1281,6 +1298,13 @@ extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *o
#define ide_pci_register_driver(d) pci_register_driver(d)
#endif
+static inline int ide_pci_is_in_compatibility_mode(struct pci_dev *dev)
+{
+ if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE && (dev->class & 5) != 5)
+ return 1;
+ return 0;
+}
+
void ide_pci_setup_ports(struct pci_dev *, const struct ide_port_info *, int,
hw_regs_t *, hw_regs_t **);
void ide_setup_pci_noise(struct pci_dev *, const struct ide_port_info *);
@@ -1354,12 +1378,13 @@ 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 */
IDE_HFLAG_UNMASK_IRQS = (1 << 25),
+ IDE_HFLAG_BROKEN_ALTSTATUS = (1 << 26),
/* serialize ports if DMA is possible (for sl82c105) */
IDE_HFLAG_SERIALIZE_DMA = (1 << 27),
/* force host out of "simplex" mode */
@@ -1392,6 +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;
@@ -1587,13 +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
*/
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-16 06:25:15 +0000