1 files changed, 42 insertions, 17 deletions

diff --git a/include/linux/ide.h b/include/linux/ide.h
index e26a03981a94..79c028251c70 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -18,6 +18,9 @@
 #include <linux/device.h>
 #include <linux/pci.h>
 #include <linux/completion.h>
+#ifdef CONFIG_BLK_DEV_IDEACPI
+#include <acpi/acpi.h>
+#endif
 #include <asm/byteorder.h>
 #include <asm/system.h>
 #include <asm/io.h>
@@ -541,6 +544,11 @@ typedef enum {
 struct ide_driver_s;
 struct ide_settings_s;
 
+#ifdef CONFIG_BLK_DEV_IDEACPI
+struct ide_acpi_drive_link;
+struct ide_acpi_hwif_link;
+#endif
+
 typedef struct ide_drive_s {
         char            name[4];        /* drive name, such as "hda" */
         char            driver_req[10]; /* requests specific driver */
@@ -628,7 +636,6 @@ typedef struct ide_drive_s {
         unsigned int    bios_cyl;       /* BIOS/fdisk/LILO number of cyls */
         unsigned int    cyl;            /* "real" number of cyls */
         unsigned int    drive_data;     /* use by tuneproc/selectproc */
-        unsigned int    usage;          /* current "open()" count for drive */
         unsigned int    failures;       /* current failure count */
         unsigned int    max_failures;   /* maximum allowed failure count */
         u64             probed_capacity;/* initial reported media capacity (ide-cd only currently) */
@@ -637,6 +644,9 @@ typedef struct ide_drive_s {
 
         int             lun;            /* logical unit */
         int             crc_count;      /* crc counter to reduce drive speed */
+#ifdef CONFIG_BLK_DEV_IDEACPI
+        struct ide_acpi_drive_link *acpidata;
+#endif
         struct list_head list;
         struct device   gendev;
         struct completion gendev_rel_comp;      /* to deal with device release() */
@@ -725,23 +735,22 @@ typedef struct hwif_s {
         int (*ide_dma_end)(ide_drive_t *drive);
         int (*ide_dma_check)(ide_drive_t *drive);
         int (*ide_dma_on)(ide_drive_t *drive);
-        int (*ide_dma_off_quietly)(ide_drive_t *drive);
+        void (*dma_off_quietly)(ide_drive_t *drive);
         int (*ide_dma_test_irq)(ide_drive_t *drive);
-        int (*ide_dma_host_on)(ide_drive_t *drive);
-        int (*ide_dma_host_off)(ide_drive_t *drive);
+        void (*ide_dma_clear_irq)(ide_drive_t *drive);
+        void (*dma_host_on)(ide_drive_t *drive);
+        void (*dma_host_off)(ide_drive_t *drive);
         int (*ide_dma_lostirq)(ide_drive_t *drive);
         int (*ide_dma_timeout)(ide_drive_t *drive);
 
         void (*OUTB)(u8 addr, unsigned long port);
         void (*OUTBSYNC)(ide_drive_t *drive, u8 addr, unsigned long port);
         void (*OUTW)(u16 addr, unsigned long port);
-        void (*OUTL)(u32 addr, unsigned long port);
         void (*OUTSW)(unsigned long port, void *addr, u32 count);
         void (*OUTSL)(unsigned long port, void *addr, u32 count);
 
         u8  (*INB)(unsigned long port);
         u16 (*INW)(unsigned long port);
-        u32 (*INL)(unsigned long port);
         void (*INSW)(unsigned long port, void *addr, u32 count);
         void (*INSL)(unsigned long port, void *addr, u32 count);
 
@@ -763,7 +772,6 @@ typedef struct hwif_s {
         unsigned int cursg;
         unsigned int cursg_ofs;
 
-        int             mmio;           /* hosts iomio (0) or custom (2) select */
         int             rqsize;         /* max sectors per request */
         int             irq;            /* our irq number */
 
@@ -791,12 +799,11 @@ typedef struct hwif_s {
         unsigned        udma_four  : 1; /* 1=ATA-66 capable, 0=default */
         unsigned        no_lba48   : 1; /* 1 = cannot do LBA48 */
         unsigned        no_lba48_dma : 1; /* 1 = cannot do LBA48 DMA */
-        unsigned        no_dsc     : 1; /* 0 default, 1 dsc_overlap disabled */
         unsigned        auto_poll  : 1; /* supports nop auto-poll */
         unsigned        sg_mapped  : 1; /* sg_table and sg_nents are ready */
         unsigned        no_io_32bit : 1; /* 1 = can not do 32-bit IO ops */
         unsigned        err_stops_fifo : 1; /* 1=data FIFO is cleared by an error */
-        unsigned        atapi_irq_bogon : 1; /* Generates spurious DMA interrupts in PIO mode */
+        unsigned        mmio       : 1; /* host uses MMIO */
 
         struct device   gendev;
         struct completion gendev_rel_comp; /* To deal with device release() */
@@ -804,6 +811,10 @@ typedef struct hwif_s {
         void            *hwif_data;     /* extra hwif data */
 
         unsigned dma;
+
+#ifdef CONFIG_BLK_DEV_IDEACPI
+        struct ide_acpi_hwif_link *acpidata;
+#endif
 } ____cacheline_internodealigned_in_smp ide_hwif_t;
 
 /*
@@ -1192,8 +1203,8 @@ void ide_init_disk(struct gendisk *, ide_drive_t *);
 extern int ideprobe_init(void);
 
 extern void ide_scan_pcibus(int scan_direction) __init;
-extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *owner);
-#define ide_pci_register_driver(d) __ide_pci_register_driver(d, THIS_MODULE)
+extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *owner, const char *mod_name);
+#define ide_pci_register_driver(d) __ide_pci_register_driver(d, THIS_MODULE, KBUILD_MODNAME)
 void ide_pci_setup_ports(struct pci_dev *, struct ide_pci_device_s *, int, ata_index_t *);
 extern void ide_setup_pci_noise (struct pci_dev *dev, struct ide_pci_device_s *d);
 
@@ -1265,8 +1276,9 @@ int ide_in_drive_list(struct hd_driveid *, const struct drive_list_entry *);
 int __ide_dma_bad_drive(ide_drive_t *);
 int __ide_dma_good_drive(ide_drive_t *);
 int ide_use_dma(ide_drive_t *);
-int __ide_dma_off(ide_drive_t *);
+void ide_dma_off(ide_drive_t *);
 void ide_dma_verbose(ide_drive_t *);
+int ide_set_dma(ide_drive_t *);
 ide_startstop_t ide_dma_intr(ide_drive_t *);
 
 #ifdef CONFIG_BLK_DEV_IDEDMA_PCI
@@ -1276,9 +1288,9 @@ extern void ide_destroy_dmatable(ide_drive_t *);
 extern int ide_release_dma(ide_hwif_t *);
 extern void ide_setup_dma(ide_hwif_t *, unsigned long, unsigned int);
 
-extern int __ide_dma_host_off(ide_drive_t *);
-extern int __ide_dma_off_quietly(ide_drive_t *);
-extern int __ide_dma_host_on(ide_drive_t *);
+void ide_dma_host_off(ide_drive_t *);
+void ide_dma_off_quietly(ide_drive_t *);
+void ide_dma_host_on(ide_drive_t *);
 extern int __ide_dma_on(ide_drive_t *);
 extern int __ide_dma_check(ide_drive_t *);
 extern int ide_dma_setup(ide_drive_t *);
@@ -1290,14 +1302,27 @@ extern int __ide_dma_timeout(ide_drive_t *);
 
 #else
 static inline int ide_use_dma(ide_drive_t *drive) { return 0; }
-static inline int __ide_dma_off(ide_drive_t *drive) { return 0; }
+static inline void ide_dma_off(ide_drive_t *drive) { ; }
 static inline void ide_dma_verbose(ide_drive_t *drive) { ; }
+static inline int ide_set_dma(ide_drive_t *drive) { return 1; }
 #endif /* CONFIG_BLK_DEV_IDEDMA */
 
 #ifndef CONFIG_BLK_DEV_IDEDMA_PCI
 static inline void ide_release_dma(ide_hwif_t *drive) {;}
 #endif
 
+#ifdef CONFIG_BLK_DEV_IDEACPI
+extern int ide_acpi_exec_tfs(ide_drive_t *drive);
+extern void ide_acpi_get_timing(ide_hwif_t *hwif);
+extern void ide_acpi_push_timing(ide_hwif_t *hwif);
+extern void ide_acpi_init(ide_hwif_t *hwif);
+#else
+static inline int ide_acpi_exec_tfs(ide_drive_t *drive) { return 0; }
+static inline void ide_acpi_get_timing(ide_hwif_t *hwif) { ; }
+static inline void ide_acpi_push_timing(ide_hwif_t *hwif) { ; }
+static inline void ide_acpi_init(ide_hwif_t *hwif) { ; }
+#endif
+
 extern int ide_hwif_request_regions(ide_hwif_t *hwif);
 extern void ide_hwif_release_regions(ide_hwif_t* hwif);
 extern void ide_unregister (unsigned int index);
@@ -1327,6 +1352,7 @@ extern int ide_dma_enable(ide_drive_t *drive);
 extern char *ide_xfer_verbose(u8 xfer_rate);
 extern void ide_toggle_bounce(ide_drive_t *drive, int on);
 extern int ide_set_xfer_rate(ide_drive_t *drive, u8 rate);
+int ide_use_fast_pio(ide_drive_t *);
 
 u8 ide_dump_status(ide_drive_t *, const char *, u8);
 
@@ -1340,7 +1366,6 @@ typedef struct ide_pio_data_s {
         u8 pio_mode;
         u8 use_iordy;
         u8 overridden;
-        u8 blacklisted;
         unsigned int cycle_time;
 } ide_pio_data_t;