33 files changed, 355 insertions, 379 deletions

diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c
index cfb3265bc1a8..c9ba15afe97d 100644
--- a/drivers/ide/pci/aec62xx.c
+++ b/drivers/ide/pci/aec62xx.c
@@ -220,7 +220,8 @@ static const struct ide_port_info aec62xx_chipsets[] __devinitdata = {
                 .init_hwif      = init_hwif_aec62xx,
                 .enablebits     = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
                 .host_flags     = IDE_HFLAG_NO_ATAPI_DMA |
-                                  IDE_HFLAG_ABUSE_SET_DMA_MODE,
+                                  IDE_HFLAG_ABUSE_SET_DMA_MODE |
+                                  IDE_HFLAG_NON_BOOTABLE,
                 .pio_mask       = ATA_PIO4,
                 .mwdma_mask     = ATA_MWDMA2,
                 .udma_mask      = ATA_UDMA4,
diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c
index b3b6f514ce2d..3fa2d9f7b1b2 100644
--- a/drivers/ide/pci/alim15x3.c
+++ b/drivers/ide/pci/alim15x3.c
@@ -750,7 +750,6 @@ static const struct ide_port_info ali15x3_chipset __devinitdata = {
         .init_chipset   = init_chipset_ali15x3,
         .init_hwif      = init_hwif_ali15x3,
         .init_dma       = init_dma_ali15x3,
-        .host_flags     = IDE_HFLAG_BOOTABLE,
         .pio_mask       = ATA_PIO5,
         .swdma_mask     = ATA_SWDMA2,
         .mwdma_mask     = ATA_MWDMA2,
diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c
index 2ef890ce8097..ff684d312378 100644
--- a/drivers/ide/pci/amd74xx.c
+++ b/drivers/ide/pci/amd74xx.c
@@ -219,12 +219,10 @@ static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif)
 
 #define IDE_HFLAGS_AMD \
         (IDE_HFLAG_PIO_NO_BLACKLIST | \
-         IDE_HFLAG_PIO_NO_DOWNGRADE | \
          IDE_HFLAG_ABUSE_SET_DMA_MODE | \
          IDE_HFLAG_POST_SET_MODE | \
          IDE_HFLAG_IO_32BIT | \
-         IDE_HFLAG_UNMASK_IRQS | \
-         IDE_HFLAG_BOOTABLE)
+         IDE_HFLAG_UNMASK_IRQS)
 
 #define DECLARE_AMD_DEV(name_str, swdma, udma)                          \
         {                                                               \
diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c
index 7e037c880cb0..91722f88b7bd 100644
--- a/drivers/ide/pci/atiixp.c
+++ b/drivers/ide/pci/atiixp.c
@@ -151,7 +151,7 @@ static const struct ide_port_info atiixp_pci_info[] __devinitdata = {
                 .name           = "ATIIXP",
                 .init_hwif      = init_hwif_atiixp,
                 .enablebits     = {{0x48,0x01,0x00}, {0x48,0x08,0x00}},
-                .host_flags     = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_BOOTABLE,
+                .host_flags     = IDE_HFLAG_LEGACY_IRQS,
                 .pio_mask       = ATA_PIO4,
                 .mwdma_mask     = ATA_MWDMA2,
                 .udma_mask      = ATA_UDMA5,
@@ -159,8 +159,7 @@ static const struct ide_port_info atiixp_pci_info[] __devinitdata = {
                 .name           = "SB600_PATA",
                 .init_hwif      = init_hwif_atiixp,
                 .enablebits     = {{0x48,0x01,0x00}, {0x00,0x00,0x00}},
-                .host_flags     = IDE_HFLAG_SINGLE | IDE_HFLAG_LEGACY_IRQS |
-                                  IDE_HFLAG_BOOTABLE,
+                .host_flags     = IDE_HFLAG_SINGLE | IDE_HFLAG_LEGACY_IRQS,
                 .pio_mask       = ATA_PIO4,
                 .mwdma_mask     = ATA_MWDMA2,
                 .udma_mask      = ATA_UDMA5,
diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c
index a1cfe033a55f..b076dbfc43a7 100644
--- a/drivers/ide/pci/cmd640.c
+++ b/drivers/ide/pci/cmd640.c
@@ -4,7 +4,7 @@
 
 /*
  *  Original authors:   abramov@cecmow.enet.dec.com (Igor Abramov)
- *                      mlord@pobox.com (Mark Lord)
+ *                      mlord@pobox.com (Mark Lord)
  *
  *  See linux/MAINTAINERS for address of current maintainer.
  *
@@ -98,7 +98,7 @@
 
 #define CMD640_PREFETCH_MASKS 1
 
-//#define CMD640_DUMP_REGS
+/*#define CMD640_DUMP_REGS */
 
 #include <linux/types.h>
 #include <linux/kernel.h>
@@ -112,7 +112,7 @@
 /*
  * This flag is set in ide.c by the parameter:  ide0=cmd640_vlb
  */
-int cmd640_vlb = 0;
+int cmd640_vlb;
 
 /*
  * CMD640 specific registers definition.
@@ -185,7 +185,6 @@ static DEFINE_SPINLOCK(cmd640_lock);
  * These are initialized to point at the devices we control
  */
 static ide_hwif_t  *cmd_hwif0, *cmd_hwif1;
-static ide_drive_t *cmd_drives[4];
 
 /*
  * Interface to access cmd640x registers
@@ -207,13 +206,13 @@ static unsigned int cmd640_chip_version;
 
 /* PCI method 1 access */
 
-static void put_cmd640_reg_pci1 (u16 reg, u8 val)
+static void put_cmd640_reg_pci1(u16 reg, u8 val)
 {
         outl_p((reg & 0xfc) | cmd640_key, 0xcf8);
         outb_p(val, (reg & 3) | 0xcfc);
 }
 
-static u8 get_cmd640_reg_pci1 (u16 reg)
+static u8 get_cmd640_reg_pci1(u16 reg)
 {
         outl_p((reg & 0xfc) | cmd640_key, 0xcf8);
         return inb_p((reg & 3) | 0xcfc);
@@ -221,14 +220,14 @@ static u8 get_cmd640_reg_pci1 (u16 reg)
 
 /* PCI method 2 access (from CMD datasheet) */
 
-static void put_cmd640_reg_pci2 (u16 reg, u8 val)
+static void put_cmd640_reg_pci2(u16 reg, u8 val)
 {
         outb_p(0x10, 0xcf8);
         outb_p(val, cmd640_key + reg);
         outb_p(0, 0xcf8);
 }
 
-static u8 get_cmd640_reg_pci2 (u16 reg)
+static u8 get_cmd640_reg_pci2(u16 reg)
 {
         u8 b;
 
@@ -240,13 +239,13 @@ static u8 get_cmd640_reg_pci2 (u16 reg)
 
 /* VLB access */
 
-static void put_cmd640_reg_vlb (u16 reg, u8 val)
+static void put_cmd640_reg_vlb(u16 reg, u8 val)
 {
         outb_p(reg, cmd640_key);
         outb_p(val, cmd640_key + 4);
 }
 
-static u8 get_cmd640_reg_vlb (u16 reg)
+static u8 get_cmd640_reg_vlb(u16 reg)
 {
         outb_p(reg, cmd640_key);
         return inb_p(cmd640_key + 4);
@@ -268,11 +267,11 @@ static void put_cmd640_reg(u16 reg, u8 val)
         unsigned long flags;
 
         spin_lock_irqsave(&cmd640_lock, flags);
-        __put_cmd640_reg(reg,val);
+        __put_cmd640_reg(reg, val);
         spin_unlock_irqrestore(&cmd640_lock, flags);
 }
 
-static int __init match_pci_cmd640_device (void)
+static int __init match_pci_cmd640_device(void)
 {
         const u8 ven_dev[4] = {0x95, 0x10, 0x40, 0x06};
         unsigned int i;
@@ -292,7 +291,7 @@ static int __init match_pci_cmd640_device (void)
 /*
  * Probe for CMD640x -- pci method 1
  */
-static int __init probe_for_cmd640_pci1 (void)
+static int __init probe_for_cmd640_pci1(void)
 {
         __get_cmd640_reg = get_cmd640_reg_pci1;
         __put_cmd640_reg = put_cmd640_reg_pci1;
@@ -308,7 +307,7 @@ static int __init probe_for_cmd640_pci1 (void)
 /*
  * Probe for CMD640x -- pci method 2
  */
-static int __init probe_for_cmd640_pci2 (void)
+static int __init probe_for_cmd640_pci2(void)
 {
         __get_cmd640_reg = get_cmd640_reg_pci2;
         __put_cmd640_reg = put_cmd640_reg_pci2;
@@ -322,7 +321,7 @@ static int __init probe_for_cmd640_pci2 (void)
 /*
  * Probe for CMD640x -- vlb
  */
-static int __init probe_for_cmd640_vlb (void)
+static int __init probe_for_cmd640_vlb(void)
 {
         u8 b;
 
@@ -343,7 +342,7 @@ static int __init probe_for_cmd640_vlb (void)
  *  Returns 1 if an IDE interface/drive exists at 0x170,
  *  Returns 0 otherwise.
  */
-static int __init secondary_port_responding (void)
+static int __init secondary_port_responding(void)
 {
         unsigned long flags;
 
@@ -367,7 +366,7 @@ static int __init secondary_port_responding (void)
 /*
  * Dump out all cmd640 registers.  May be called from ide.c
  */
-static void cmd640_dump_regs (void)
+static void cmd640_dump_regs(void)
 {
         unsigned int reg = cmd640_vlb ? 0x50 : 0x00;
 
@@ -386,9 +385,8 @@ static void cmd640_dump_regs (void)
  * Check whether prefetch is on for a drive,
  * and initialize the unmask flags for safe operation.
  */
-static void __init check_prefetch (unsigned int index)
+static void __init check_prefetch(ide_drive_t *drive, unsigned int index)
 {
-        ide_drive_t *drive = cmd_drives[index];
         u8 b = get_cmd640_reg(prefetch_regs[index]);
 
         if (b & prefetch_masks[index]) {        /* is prefetch off? */
@@ -404,28 +402,13 @@ static void __init check_prefetch (unsigned int index)
         }
 }
 
-/*
- * Figure out which devices we control
- */
-static void __init setup_device_ptrs (void)
-{
-        cmd_hwif0 = &ide_hwifs[0];
-        cmd_hwif1 = &ide_hwifs[1];
-
-        cmd_drives[0] = &cmd_hwif0->drives[0];
-        cmd_drives[1] = &cmd_hwif0->drives[1];
-        cmd_drives[2] = &cmd_hwif1->drives[0];
-        cmd_drives[3] = &cmd_hwif1->drives[1];
-}
-
 #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
 
 /*
  * Sets prefetch mode for a drive.
  */
-static void set_prefetch_mode (unsigned int index, int mode)
+static void set_prefetch_mode(ide_drive_t *drive, unsigned int index, int mode)
 {
-        ide_drive_t *drive = cmd_drives[index];
         unsigned long flags;
         int reg = prefetch_regs[index];
         u8 b;
@@ -452,7 +435,7 @@ static void set_prefetch_mode (unsigned int index, int mode)
 /*
  * Dump out current drive clocks settings
  */
-static void display_clocks (unsigned int index)
+static void display_clocks(unsigned int index)
 {
         u8 active_count, recovery_count;
 
@@ -471,7 +454,7 @@ static void display_clocks (unsigned int index)
  * Pack active and recovery counts into single byte representation
  * used by controller
  */
-static inline u8 pack_nibbles (u8 upper, u8 lower)
+static inline u8 pack_nibbles(u8 upper, u8 lower)
 {
         return ((upper & 0x0f) << 4) | (lower & 0x0f);
 }
@@ -479,7 +462,7 @@ static inline u8 pack_nibbles (u8 upper, u8 lower)
 /*
  * This routine retrieves the initial drive timings from the chipset.
  */
-static void __init retrieve_drive_counts (unsigned int index)
+static void __init retrieve_drive_counts(unsigned int index)
 {
         u8 b;
 
@@ -488,10 +471,10 @@ static void __init retrieve_drive_counts (unsigned int index)
          */
         b = get_cmd640_reg(arttim_regs[index]) & ~0x3f;
         switch (b) {
-                case 0x00: b = 4; break;
-                case 0x80: b = 3; break;
-                case 0x40: b = 2; break;
-                default:   b = 5; break;
+        case 0x00: b = 4; break;
+        case 0x80: b = 3; break;
+        case 0x40: b = 2; break;
+        default:   b = 5; break;
         }
         setup_counts[index] = b;
 
@@ -508,7 +491,7 @@ static void __init retrieve_drive_counts (unsigned int index)
  * This routine writes the prepared setup/active/recovery counts
  * for a drive into the cmd640 chipset registers to active them.
  */
-static void program_drive_counts (unsigned int index)
+static void program_drive_counts(ide_drive_t *drive, unsigned int index)
 {
         unsigned long flags;
         u8 setup_count    = setup_counts[index];
@@ -522,8 +505,11 @@ static void program_drive_counts (unsigned int index)
          * so we merge the timings, using the slowest value for each timing.
          */
         if (index > 1) {
-                unsigned int mate;
-                if (cmd_drives[mate = index ^ 1]->present) {
+                ide_hwif_t *hwif = drive->hwif;
+                ide_drive_t *peer = &hwif->drives[!drive->select.b.unit];
+                unsigned int mate = index ^ 1;
+
+                if (peer->present) {
                         if (setup_count < setup_counts[mate])
                                 setup_count = setup_counts[mate];
                         if (active_count < active_counts[mate])
@@ -537,11 +523,11 @@ static void program_drive_counts (unsigned int index)
          * Convert setup_count to internal chipset representation
          */
         switch (setup_count) {
-                case 4:  setup_count = 0x00; break;
-                case 3:  setup_count = 0x80; break;
-                case 1:
-                case 2:  setup_count = 0x40; break;
-                default: setup_count = 0xc0; /* case 5 */
+        case 4:  setup_count = 0x00; break;
+        case 3:  setup_count = 0x80; break;
+        case 1:
+        case 2:  setup_count = 0x40; break;
+        default: setup_count = 0xc0; /* case 5 */
         }
 
         /*
@@ -562,7 +548,8 @@ static void program_drive_counts (unsigned int index)
 /*
  * Set a specific pio_mode for a drive
  */
-static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle_time)
+static void cmd640_set_mode(ide_drive_t *drive, unsigned int index,
+                            u8 pio_mode, unsigned int cycle_time)
 {
         int setup_time, active_time, recovery_time, clock_time;
         u8 setup_count, active_count, recovery_count, recovery_count2, cycle_count;
@@ -574,15 +561,15 @@ static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle
         active_time = ide_pio_timings[pio_mode].active_time;
         recovery_time = cycle_time - (setup_time + active_time);
         clock_time = 1000 / bus_speed;
-        cycle_count = (cycle_time + clock_time - 1) / clock_time;
+        cycle_count = DIV_ROUND_UP(cycle_time, clock_time);
 
-        setup_count = (setup_time + clock_time - 1) / clock_time;
+        setup_count = DIV_ROUND_UP(setup_time, clock_time);
 
-        active_count = (active_time + clock_time - 1) / clock_time;
+        active_count = DIV_ROUND_UP(active_time, clock_time);
         if (active_count < 2)
                 active_count = 2; /* minimum allowed by cmd640 */
 
-        recovery_count = (recovery_time + clock_time - 1) / clock_time;
+        recovery_count = DIV_ROUND_UP(recovery_time, clock_time);
         recovery_count2 = cycle_count - (setup_count + active_count);
         if (recovery_count2 > recovery_count)
                 recovery_count = recovery_count2;
@@ -611,7 +598,7 @@ static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle
          *      1) this is the wrong place to do it (proper is do_special() in ide.c)
          *      2) in practice this is rarely, if ever, necessary
          */
-        program_drive_counts (index);
+        program_drive_counts(drive, index);
 }
 
 static void cmd640_set_pio_mode(ide_drive_t *drive, const u8 pio)
@@ -619,32 +606,26 @@ static void cmd640_set_pio_mode(ide_drive_t *drive, const u8 pio)
         unsigned int index = 0, cycle_time;
         u8 b;
 
-        while (drive != cmd_drives[index]) {
-                if (++index > 3) {
-                        printk(KERN_ERR "%s: bad news in %s\n",
-                                        drive->name, __FUNCTION__);
-                        return;
-                }
-        }
         switch (pio) {
-                case 6: /* set fast-devsel off */
-                case 7: /* set fast-devsel on */
-                        b = get_cmd640_reg(CNTRL) & ~0x27;
-                        if (pio & 1)
-                                b |= 0x27;
-                        put_cmd640_reg(CNTRL, b);
-                        printk("%s: %sabled cmd640 fast host timing (devsel)\n", drive->name, (pio & 1) ? "en" : "dis");
-                        return;
-
-                case 8: /* set prefetch off */
-                case 9: /* set prefetch on */
-                        set_prefetch_mode(index, pio & 1);
-                        printk("%s: %sabled cmd640 prefetch\n", drive->name, (pio & 1) ? "en" : "dis");
-                        return;
+        case 6: /* set fast-devsel off */
+        case 7: /* set fast-devsel on */
+                b = get_cmd640_reg(CNTRL) & ~0x27;
+                if (pio & 1)
+                        b |= 0x27;
+                put_cmd640_reg(CNTRL, b);
+                printk("%s: %sabled cmd640 fast host timing (devsel)\n",
+                        drive->name, (pio & 1) ? "en" : "dis");
+                return;
+        case 8: /* set prefetch off */
+        case 9: /* set prefetch on */
+                set_prefetch_mode(drive, index, pio & 1);
+                printk("%s: %sabled cmd640 prefetch\n",
+                        drive->name, (pio & 1) ? "en" : "dis");
+                return;
         }
 
         cycle_time = ide_pio_cycle_time(drive, pio);
-        cmd640_set_mode(index, pio, cycle_time);
+        cmd640_set_mode(drive, index, pio, cycle_time);
 
         printk("%s: selected cmd640 PIO mode%d (%dns)",
                 drive->name, pio, cycle_time);
@@ -749,7 +730,7 @@ static int __init cmd640x_init(void)
         cfr = get_cmd640_reg(CFR);
         cmd640_chip_version = cfr & CFR_DEVREV;
         if (cmd640_chip_version == 0) {
-                printk ("ide: bad cmd640 revision: %d\n", cmd640_chip_version);
+                printk("ide: bad cmd640 revision: %d\n", cmd640_chip_version);
                 return 0;
         }
 
@@ -764,17 +745,19 @@ static int __init cmd640x_init(void)
         printk(KERN_INFO "cmd640: buggy cmd640%c interface on %s, config=0x%02x"
                          "\n", 'a' + cmd640_chip_version - 1, bus_type, cfr);
 
+        cmd_hwif0 = ide_find_port();
+
         /*
          * Initialize data for primary port
          */
-        setup_device_ptrs ();
-
-        ide_init_port_hw(cmd_hwif0, &hw[0]);
+        if (cmd_hwif0) {
+                ide_init_port_hw(cmd_hwif0, &hw[0]);
 #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
-        cmd_hwif0->set_pio_mode = &cmd640_set_pio_mode;
+                cmd_hwif0->set_pio_mode = &cmd640_set_pio_mode;
 #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
 
-        idx[0] = cmd_hwif0->index;
+                idx[0] = cmd_hwif0->index;
+        }
 
         /*
          * Ensure compatibility by always using the slowest timings
@@ -786,10 +769,13 @@ static int __init cmd640x_init(void)
         put_cmd640_reg(CMDTIM, 0);
         put_cmd640_reg(BRST, 0x40);
 
+        cmd_hwif1 = ide_find_port();
+
         /*
          * Try to enable the secondary interface, if not already enabled
          */
-        if (cmd_hwif1->drives[0].noprobe && cmd_hwif1->drives[1].noprobe) {
+        if (cmd_hwif1 &&
+            cmd_hwif1->drives[0].noprobe && cmd_hwif1->drives[1].noprobe) {
                 port2 = "not probed";
         } else {
                 b = get_cmd640_reg(CNTRL);
@@ -820,7 +806,7 @@ static int __init cmd640x_init(void)
         /*
          * Initialize data for secondary cmd640 port, if enabled
          */
-        if (second_port_cmd640) {
+        if (second_port_cmd640 && cmd_hwif1) {
                 ide_init_port_hw(cmd_hwif1, &hw[1]);
 #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
                 cmd_hwif1->set_pio_mode = &cmd640_set_pio_mode;
@@ -828,7 +814,7 @@ static int __init cmd640x_init(void)
 
                 idx[1] = cmd_hwif1->index;
         }
-        printk(KERN_INFO "%s: %sserialized, secondary interface %s\n", cmd_hwif1->name,
+        printk(KERN_INFO "cmd640: %sserialized, secondary interface %s\n",
                          second_port_cmd640 ? "" : "not ", port2);
 
         /*
@@ -836,18 +822,30 @@ static int __init cmd640x_init(void)
          * Do not unnecessarily disturb any prior BIOS setup of these.
          */
         for (index = 0; index < (2 + (second_port_cmd640 << 1)); index++) {
-                ide_drive_t *drive = cmd_drives[index];
+                ide_drive_t *drive;
+
+                if (index > 1) {
+                        if (cmd_hwif1 == NULL)
+                                continue;
+                        drive = &cmd_hwif1->drives[index & 1];
+                } else  {
+                        if (cmd_hwif0 == NULL)
+                                continue;
+                        drive = &cmd_hwif0->drives[index & 1];
+                }
+
 #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
                 if (drive->autotune || ((index > 1) && second_port_toggled)) {
-                        /*
-                         * Reset timing to the slowest speed and turn off prefetch.
-                         * This way, the drive identify code has a better chance.
+                        /*
+                         * Reset timing to the slowest speed and turn off
+                         * prefetch.  This way, the drive identify code has
+                         * a better chance.
                          */
                         setup_counts    [index] = 4;    /* max possible */
                         active_counts   [index] = 16;   /* max possible */
                         recovery_counts [index] = 16;   /* max possible */
-                        program_drive_counts (index);
-                        set_prefetch_mode (index, 0);
+                        program_drive_counts(drive, index);
+                        set_prefetch_mode(drive, index, 0);
                         printk("cmd640: drive%d timings/prefetch cleared\n", index);
                 } else {
                         /*
@@ -855,7 +853,7 @@ static int __init cmd640x_init(void)
                          * This preserves any prior BIOS setup.
                          */
                         retrieve_drive_counts (index);
-                        check_prefetch (index);
+                        check_prefetch(drive, index);
                         printk("cmd640: drive%d timings/prefetch(%s) preserved",
                                 index, drive->no_io_32bit ? "off" : "on");
                         display_clocks(index);
@@ -864,7 +862,7 @@ static int __init cmd640x_init(void)
                 /*
                  * Set the drive unmask flags to match the prefetch setting
                  */
-                check_prefetch (index);
+                check_prefetch(drive, index);
                 printk("cmd640: drive%d timings/prefetch(%s) preserved\n",
                         index, drive->no_io_32bit ? "off" : "on");
 #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c
index edabe6299efd..8baccfef237f 100644
--- a/drivers/ide/pci/cmd64x.c
+++ b/drivers/ide/pci/cmd64x.c
@@ -440,8 +440,7 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
                 .init_hwif      = init_hwif_cmd64x,
                 .enablebits     = {{0x00,0x00,0x00}, {0x51,0x08,0x08}},
                 .host_flags     = IDE_HFLAG_CLEAR_SIMPLEX |
-                                  IDE_HFLAG_ABUSE_PREFETCH |
-                                  IDE_HFLAG_BOOTABLE,
+                                  IDE_HFLAG_ABUSE_PREFETCH,
                 .pio_mask       = ATA_PIO5,
                 .mwdma_mask     = ATA_MWDMA2,
                 .udma_mask      = 0x00, /* no udma */
@@ -451,7 +450,7 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
                 .init_hwif      = init_hwif_cmd64x,
                 .enablebits     = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
                 .chipset        = ide_cmd646,
-                .host_flags     = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
+                .host_flags     = IDE_HFLAG_ABUSE_PREFETCH,
                 .pio_mask       = ATA_PIO5,
                 .mwdma_mask     = ATA_MWDMA2,
                 .udma_mask      = ATA_UDMA2,
@@ -460,7 +459,7 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
                 .init_chipset   = init_chipset_cmd64x,
                 .init_hwif      = init_hwif_cmd64x,
                 .enablebits     = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
-                .host_flags     = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
+                .host_flags     = IDE_HFLAG_ABUSE_PREFETCH,
                 .pio_mask       = ATA_PIO5,
                 .mwdma_mask     = ATA_MWDMA2,
                 .udma_mask      = ATA_UDMA4,
@@ -469,7 +468,7 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
                 .init_chipset   = init_chipset_cmd64x,
                 .init_hwif      = init_hwif_cmd64x,
                 .enablebits     = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
-                .host_flags     = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
+                .host_flags     = IDE_HFLAG_ABUSE_PREFETCH,
                 .pio_mask       = ATA_PIO5,
                 .mwdma_mask     = ATA_MWDMA2,
                 .udma_mask      = ATA_UDMA5,
diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c
index 1c163e4ef03f..01b37ecb5a5a 100644
--- a/drivers/ide/pci/cs5520.c
+++ b/drivers/ide/pci/cs5520.c
@@ -122,8 +122,7 @@ static void __devinit init_hwif_cs5520(ide_hwif_t *hwif)
                                   IDE_HFLAG_CS5520 |            \
                                   IDE_HFLAG_VDMA |              \
                                   IDE_HFLAG_NO_ATAPI_DMA |      \
-                                  IDE_HFLAG_ABUSE_SET_DMA_MODE |\
-                                  IDE_HFLAG_BOOTABLE,           \
+                                  IDE_HFLAG_ABUSE_SET_DMA_MODE, \
                 .pio_mask       = ATA_PIO4,                     \
         }
 
diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c
index 941a1344820b..56a369c2a78a 100644
--- a/drivers/ide/pci/cs5530.c
+++ b/drivers/ide/pci/cs5530.c
@@ -249,8 +249,7 @@ static const struct ide_port_info cs5530_chipset __devinitdata = {
         .init_chipset   = init_chipset_cs5530,
         .init_hwif      = init_hwif_cs5530,
         .host_flags     = IDE_HFLAG_SERIALIZE |
-                          IDE_HFLAG_POST_SET_MODE |
-                          IDE_HFLAG_BOOTABLE,
+                          IDE_HFLAG_POST_SET_MODE,
         .pio_mask       = ATA_PIO4,
         .mwdma_mask     = ATA_MWDMA2,
         .udma_mask      = ATA_UDMA2,
diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c
index d7b5ea992e94..c9685f239c65 100644
--- a/drivers/ide/pci/cs5535.c
+++ b/drivers/ide/pci/cs5535.c
@@ -186,7 +186,7 @@ static const struct ide_port_info cs5535_chipset __devinitdata = {
         .name           = "CS5535",
         .init_hwif      = init_hwif_cs5535,
         .host_flags     = IDE_HFLAG_SINGLE | IDE_HFLAG_POST_SET_MODE |
-                          IDE_HFLAG_ABUSE_SET_DMA_MODE | IDE_HFLAG_BOOTABLE,
+                          IDE_HFLAG_ABUSE_SET_DMA_MODE,
         .pio_mask       = ATA_PIO4,
         .mwdma_mask     = ATA_MWDMA2,
         .udma_mask      = ATA_UDMA4,
diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/pci/cy82c693.c
index 724cbacf4e5b..08eab7e7f051 100644
--- a/drivers/ide/pci/cy82c693.c
+++ b/drivers/ide/pci/cy82c693.c
@@ -6,7 +6,7 @@
  *
  * The CY82C693 chipset is used on Digital's PC-Alpha 164SX boards.
  * Writing the driver was quite simple, since most of the job is
- * done by the generic pci-ide support. 
+ * done by the generic pci-ide support.
  * The hard part was finding the CY82C693's datasheet on Cypress's
  * web page :-(. But Altavista solved this problem :-).
  *
@@ -15,12 +15,12 @@
  * - I recently got a 16.8G IBM DTTA, so I was able to test it with
  *   a large and fast disk - the results look great, so I'd say the
  *   driver is working fine :-)
- *   hdparm -t reports 8.17 MB/sec at about 6% CPU usage for the DTTA 
- * - this is my first linux driver, so there's probably a lot  of room 
+ *   hdparm -t reports 8.17 MB/sec at about 6% CPU usage for the DTTA
+ * - this is my first linux driver, so there's probably a lot  of room
  *   for optimizations and bug fixing, so feel free to do it.
  * - use idebus=xx parameter to set PCI bus speed - needed to calc
  *   timings for PIO modes (default will be 40)
- * - if using PIO mode it's a good idea to set the PIO mode and 
+ * - if using PIO mode it's a good idea to set the PIO mode and
  *   32-bit I/O support (if possible), e.g. hdparm -p2 -c1 /dev/hda
  * - I had some problems with my IBM DHEA with PIO modes < 2
  *   (lost interrupts) ?????
@@ -110,11 +110,11 @@ typedef struct pio_clocks_s {
  * calc clocks using bus_speed
  * returns (rounded up) time in bus clocks for time in ns
  */
-static int calc_clk (int time, int bus_speed)
+static int calc_clk(int time, int bus_speed)
 {
         int clocks;
 
-        clocks = (time*bus_speed+999)/1000 -1;
+        clocks = (time*bus_speed+999)/1000 - 1;
 
         if (clocks < 0)
                 clocks = 0;
@@ -132,8 +132,8 @@ static int calc_clk (int time, int bus_speed)
  * NOTE: for mode 0,1 and 2 drives 8-bit IDE command control registers are used
  *       for mode 3 and 4 drives 8 and 16-bit timings are the same
  *
- */ 
-static void compute_clocks (u8 pio, pio_clocks_t *p_pclk)
+ */
+static void compute_clocks(u8 pio, pio_clocks_t *p_pclk)
 {
         int clk1, clk2;
         int bus_speed = system_bus_clock();     /* get speed of PCI bus */
@@ -158,7 +158,7 @@ static void compute_clocks (u8 pio, pio_clocks_t *p_pclk)
         clk1 = (clk1<<4)|clk2;  /* combine active and recovery clocks */
 
         /* note: we use the same values for 16bit IOR and IOW
-         *      those are all the same, since I don't have other
+         *      those are all the same, since I don't have other
          *      timings than those from ide-lib.c
          */
 
@@ -186,7 +186,7 @@ static void cy82c693_set_dma_mode(ide_drive_t *drive, const u8 mode)
         outb(index, CY82_INDEX_PORT);
         data = inb(CY82_DATA_PORT);
 
-        printk (KERN_INFO "%s (ch=%d, dev=%d): DMA mode is %d (single=%d)\n",
+        printk(KERN_INFO "%s (ch=%d, dev=%d): DMA mode is %d (single=%d)\n",
                 drive->name, HWIF(drive)->channel, drive->select.b.unit,
                 (data&0x3), ((data>>2)&1));
 #endif /* CY82C693_DEBUG_LOGS */
@@ -202,7 +202,7 @@ static void cy82c693_set_dma_mode(ide_drive_t *drive, const u8 mode)
                 mode & 3, single);
 #endif /* CY82C693_DEBUG_INFO */
 
-        /* 
+        /*
          * note: below we set the value for Bus Master IDE TimeOut Register
          * I'm not absolutly sure what this does, but it solved my problem
          * with IDE DMA and sound, so I now can play sound and work with
@@ -216,8 +216,8 @@ static void cy82c693_set_dma_mode(ide_drive_t *drive, const u8 mode)
         outb(CY82_INDEX_TIMEOUT, CY82_INDEX_PORT);
         outb(data, CY82_DATA_PORT);
 
-#if CY82C693_DEBUG_INFO 
-        printk (KERN_INFO "%s: Set IDE Bus Master TimeOut Register to 0x%X\n",
+#if CY82C693_DEBUG_INFO
+        printk(KERN_INFO "%s: Set IDE Bus Master TimeOut Register to 0x%X\n",
                 drive->name, data);
 #endif /* CY82C693_DEBUG_INFO */
 }
@@ -242,14 +242,14 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio)
 
 #if CY82C693_DEBUG_LOGS
         /* for debug let's show the register values */
-        
-        if (drive->select.b.unit == 0) {
+
+        if (drive->select.b.unit == 0) {
                 /*
-                 * get master drive registers                   
+                 * get master drive registers
                  * address setup control register
                  * is 32 bit !!!
-                 */ 
-                pci_read_config_dword(dev, CY82_IDE_ADDRSETUP, &addrCtrl);                
+                 */
+                pci_read_config_dword(dev, CY82_IDE_ADDRSETUP, &addrCtrl);
                 addrCtrl &= 0x0F;
 
                 /* now let's get the remaining registers */
@@ -261,7 +261,7 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio)
                  * set slave drive registers
                  * address setup control register
                  * is 32 bit !!!
-                 */ 
+                 */
                 pci_read_config_dword(dev, CY82_IDE_ADDRSETUP, &addrCtrl);
 
                 addrCtrl &= 0xF0;
@@ -288,9 +288,9 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio)
                  * set master drive
                  * address setup control register
                  * is 32 bit !!!
-                 */ 
+                 */
                 pci_read_config_dword(dev, CY82_IDE_ADDRSETUP, &addrCtrl);
-                
+
                 addrCtrl &= (~0xF);
                 addrCtrl |= (unsigned int)pclk.address_time;
                 pci_write_config_dword(dev, CY82_IDE_ADDRSETUP, addrCtrl);
@@ -299,14 +299,14 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio)
                 pci_write_config_byte(dev, CY82_IDE_MASTER_IOR, pclk.time_16r);
                 pci_write_config_byte(dev, CY82_IDE_MASTER_IOW, pclk.time_16w);
                 pci_write_config_byte(dev, CY82_IDE_MASTER_8BIT, pclk.time_8);
-                
+
                 addrCtrl &= 0xF;
         } else {
                 /*
                  * set slave drive
                  * address setup control register
                  * is 32 bit !!!
-                 */ 
+                 */
                 pci_read_config_dword(dev, CY82_IDE_ADDRSETUP, &addrCtrl);
 
                 addrCtrl &= (~0xF0);
@@ -320,7 +320,7 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio)
 
                 addrCtrl >>= 4;
                 addrCtrl &= 0xF;
-        }       
+        }
 
 #if CY82C693_DEBUG_INFO
         printk(KERN_INFO "%s (ch=%d, dev=%d): set PIO timing to "
@@ -340,41 +340,41 @@ static unsigned int __devinit init_chipset_cy82c693(struct pci_dev *dev, const c
 
 #ifdef CY82C693_SETDMA_CLOCK
         u8 data = 0;
-#endif /* CY82C693_SETDMA_CLOCK */ 
+#endif /* CY82C693_SETDMA_CLOCK */
 
         /* write info about this verion of the driver */
         printk(KERN_INFO CY82_VERSION "\n");
 
 #ifdef CY82C693_SETDMA_CLOCK
        /* okay let's set the DMA clock speed */
-        
-        outb(CY82_INDEX_CTRLREG1, CY82_INDEX_PORT);
-        data = inb(CY82_DATA_PORT);
+
+        outb(CY82_INDEX_CTRLREG1, CY82_INDEX_PORT);
+        data = inb(CY82_DATA_PORT);
 
 #if CY82C693_DEBUG_INFO
         printk(KERN_INFO "%s: Peripheral Configuration Register: 0x%X\n",
                 name, data);
 #endif /* CY82C693_DEBUG_INFO */
 
-        /*
+        /*
          * for some reason sometimes the DMA controller
          * speed is set to ATCLK/2 ???? - we fix this here
-         * 
+         *
          * note: i don't know what causes this strange behaviour,
          *       but even changing the dma speed doesn't solve it :-(
-         *       the ide performance is still only half the normal speed 
-         * 
+         *       the ide performance is still only half the normal speed
+         *
          *       if anybody knows what goes wrong with my machine, please
          *       let me know - ASK
-         */
+         */
 
         data |= 0x03;
 
-        outb(CY82_INDEX_CTRLREG1, CY82_INDEX_PORT);
-        outb(data, CY82_DATA_PORT);
+        outb(CY82_INDEX_CTRLREG1, CY82_INDEX_PORT);
+        outb(data, CY82_DATA_PORT);
 
 #if CY82C693_DEBUG_INFO
-        printk (KERN_INFO "%s: New Peripheral Configuration Register: 0x%X\n",
+        printk(KERN_INFO "%s: New Peripheral Configuration Register: 0x%X\n",
                 name, data);
 #endif /* CY82C693_DEBUG_INFO */
 
@@ -410,8 +410,7 @@ static const struct ide_port_info cy82c693_chipset __devinitdata = {
         .init_iops      = init_iops_cy82c693,
         .init_hwif      = init_hwif_cy82c693,
         .chipset        = ide_cy82c693,
-        .host_flags     = IDE_HFLAG_SINGLE | IDE_HFLAG_CY82C693 |
-                          IDE_HFLAG_BOOTABLE,
+        .host_flags     = IDE_HFLAG_SINGLE,
         .pio_mask       = ATA_PIO4,
         .swdma_mask     = ATA_SWDMA2,
         .mwdma_mask     = ATA_MWDMA2,
@@ -424,7 +423,7 @@ static int __devinit cy82c693_init_one(struct pci_dev *dev, const struct pci_dev
 
         /* CY82C693 is more than only a IDE controller.
            Function 1 is primary IDE channel, function 2 - secondary. */
-        if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE &&
+        if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE &&
             PCI_FUNC(dev->devfn) == 1) {
                 dev2 = pci_get_slot(dev->bus, dev->devfn + 1);
                 ret = ide_setup_pci_devices(dev, dev2, &cy82c693_chipset);
diff --git a/drivers/ide/pci/delkin_cb.c b/drivers/ide/pci/delkin_cb.c
index 961698d655eb..753b86fc6637 100644
--- a/drivers/ide/pci/delkin_cb.c
+++ b/drivers/ide/pci/delkin_cb.c
@@ -71,14 +71,13 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
                 if (setup[i])
                         outb(setup[i], base + i);
         }
-        pci_release_regions(dev);       /* IDE layer handles regions itself */
 
         memset(&hw, 0, sizeof(hw));
         ide_std_init_ports(&hw, base + 0x10, base + 0x1e);
         hw.irq = dev->irq;
         hw.chipset = ide_pci;           /* this enables IRQ sharing */
 
-        hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+        hwif = ide_find_port();
         if (hwif == NULL)
                 goto out_disable;
 
@@ -90,6 +89,7 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
                 ide_init_port_data(hwif, i);
 
         ide_init_port_hw(hwif, &hw);
+        hwif->mmio = 1;
         hwif->quirkproc = &ide_undecoded_slave;
 
         idx[0] = i;
@@ -110,6 +110,7 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
 
 out_disable:
         printk(KERN_ERR "delkin_cb: no IDE devices found\n");
+        pci_release_regions(dev);
         pci_disable_device(dev);
         return -ENODEV;
 }
@@ -122,6 +123,7 @@ delkin_cb_remove (struct pci_dev *dev)
         if (hwif)
                 ide_unregister(hwif->index);
 
+        pci_release_regions(dev);
         pci_disable_device(dev);
 }
 
diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c
index 7fd83a9d4dee..041720e22762 100644
--- a/drivers/ide/pci/generic.c
+++ b/drivers/ide/pci/generic.c
@@ -38,8 +38,7 @@ MODULE_PARM_DESC(all_generic_ide, "IDE generic will claim all unknown PCI IDE st
         { \
                 .name           = name_str, \
                 .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA | \
-                                  extra_flags | \
-                                  IDE_HFLAG_BOOTABLE, \
+                                  extra_flags, \
                 .swdma_mask     = ATA_SWDMA2, \
                 .mwdma_mask     = ATA_MWDMA2, \
                 .udma_mask      = ATA_UDMA6, \
@@ -50,9 +49,8 @@ static const struct ide_port_info generic_chipsets[] __devinitdata = {
 
         {       /* 1 */
                 .name           = "NS87410",
-                .enablebits     = {{0x43,0x08,0x08}, {0x47,0x08,0x08}},
-                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
-                                  IDE_HFLAG_BOOTABLE,
+                .enablebits     = { {0x43, 0x08, 0x08}, {0x47, 0x08, 0x08} },
+                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA,
                 .swdma_mask     = ATA_SWDMA2,
                 .mwdma_mask     = ATA_MWDMA2,
                 .udma_mask      = ATA_UDMA6,
@@ -99,7 +97,7 @@ static const struct ide_port_info generic_chipsets[] __devinitdata = {
  *      Called when the PCI registration layer (or the IDE initialization)
  *      finds a device matching our IDE device tables.
  */
- 
+
 static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
         const struct ide_port_info *d = &generic_chipsets[id->driver_data];
diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c
index 9f01da46b016..9f2fc3094000 100644
--- a/drivers/ide/pci/hpt34x.c
+++ b/drivers/ide/pci/hpt34x.c
@@ -133,7 +133,7 @@ static const struct ide_port_info hpt34x_chipsets[] __devinitdata = {
                 .init_chipset   = init_chipset_hpt34x,
                 .init_hwif      = init_hwif_hpt34x,
                 .extra          = 16,
-                .host_flags     = IDE_HFLAGS_HPT34X,
+                .host_flags     = IDE_HFLAGS_HPT34X | IDE_HFLAG_NON_BOOTABLE,
                 .pio_mask       = ATA_PIO5,
         },
         { /* 1 */
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c
index 82d0e318a1fe..a49090672145 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/pci/hpt366.c
@@ -1557,7 +1557,7 @@ static int __devinit hpt366_init_one(struct pci_dev *dev, const struct pci_devic
                         hpt374_init(dev, dev2);
                 else {
                         if (hpt36x_init(dev, dev2))
-                                d.host_flags |= IDE_HFLAG_BOOTABLE;
+                                d.host_flags &= ~IDE_HFLAG_NON_BOOTABLE;
                 }
 
                 ret = ide_setup_pci_devices(dev, dev2, &d);
diff --git a/drivers/ide/pci/it8213.c b/drivers/ide/pci/it8213.c
index e3427eaab430..5b5b0cc4b76a 100644
--- a/drivers/ide/pci/it8213.c
+++ b/drivers/ide/pci/it8213.c
@@ -35,7 +35,7 @@ static void it8213_set_pio_mode(ide_drive_t *drive, const u8 pio)
         static DEFINE_SPINLOCK(tune_lock);
         int control = 0;
 
-        static const u8 timings[][2]= {
+        static const u8 timings[][2] = {
                                         { 0, 0 },
                                         { 0, 0 },
                                         { 1, 0 },
@@ -105,11 +105,10 @@ static void it8213_set_dma_mode(ide_drive_t *drive, const u8 speed)
 
                 if (!(reg48 & u_flag))
                         pci_write_config_byte(dev, 0x48, reg48 | u_flag);
-                if (speed >= XFER_UDMA_5) {
+                if (speed >= XFER_UDMA_5)
                         pci_write_config_byte(dev, 0x55, (u8) reg55|w_flag);
-                } else {
+                else
                         pci_write_config_byte(dev, 0x55, (u8) reg55 & ~w_flag);
-                }
 
                 if ((reg4a & a_speed) != u_speed)
                         pci_write_config_word(dev, 0x4a, (reg4a & ~a_speed) | u_speed);
@@ -170,9 +169,8 @@ static void __devinit init_hwif_it8213(ide_hwif_t *hwif)
         {                                               \
                 .name           = name_str,             \
                 .init_hwif      = init_hwif_it8213,     \
-                .enablebits     = {{0x41,0x80,0x80}}, \
-                .host_flags     = IDE_HFLAG_SINGLE |    \
-                                  IDE_HFLAG_BOOTABLE,   \
+                .enablebits     = { {0x41, 0x80, 0x80} }, \
+                .host_flags     = IDE_HFLAG_SINGLE,     \
                 .pio_mask       = ATA_PIO4,             \
                 .swdma_mask     = ATA_SWDMA2_ONLY,      \
                 .mwdma_mask     = ATA_MWDMA12_ONLY,     \
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index d8a167451fd6..a38ec47423a0 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -523,16 +523,12 @@ static void __devinit it821x_quirkproc(ide_drive_t *drive)
 static void __devinit init_hwif_it821x(ide_hwif_t *hwif)
 {
         struct pci_dev *dev = to_pci_dev(hwif->dev);
-        struct it821x_dev *idev = kzalloc(sizeof(struct it821x_dev), GFP_KERNEL);
+        struct it821x_dev **itdevs = (struct it821x_dev **)pci_get_drvdata(dev);
+        struct it821x_dev *idev = itdevs[hwif->channel];
         u8 conf;
 
         hwif->quirkproc = &it821x_quirkproc;
 
-        if (idev == NULL) {
-                printk(KERN_ERR "it821x: out of memory, falling back to legacy behaviour.\n");
-                return;
-        }
-
         ide_set_hwifdata(hwif, idev);
 
         pci_read_config_byte(dev, 0x50, &conf);
@@ -623,7 +619,6 @@ static unsigned int __devinit init_chipset_it821x(struct pci_dev *dev, const cha
                 .name           = name_str,             \
                 .init_chipset   = init_chipset_it821x,  \
                 .init_hwif      = init_hwif_it821x,     \
-                .host_flags     = IDE_HFLAG_BOOTABLE,   \
                 .pio_mask       = ATA_PIO4,             \
         }
 
@@ -642,6 +637,22 @@ static const struct ide_port_info it821x_chipsets[] __devinitdata = {
 
 static int __devinit it821x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
+        struct it821x_dev *itdevs[2] = { NULL, NULL} , *itdev;
+        unsigned int i;
+
+        for (i = 0; i < 2; i++) {
+                itdev = kzalloc(sizeof(*itdev), GFP_KERNEL);
+                if (itdev == NULL) {
+                        kfree(itdevs[0]);
+                        printk(KERN_ERR "it821x: out of memory\n");
+                        return -ENOMEM;
+                }
+
+                itdevs[i] = itdev;
+        }
+
+        pci_set_drvdata(dev, itdevs);
+
         return ide_setup_pci_device(dev, &it821x_chipsets[id->driver_data]);
 }
 
diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c
index a56bcb4f22f4..673f7dc8ba65 100644
--- a/drivers/ide/pci/jmicron.c
+++ b/drivers/ide/pci/jmicron.c
@@ -63,8 +63,7 @@ static u8 __devinit ata66_jmicron(ide_hwif_t *hwif)
          *      actually do our cable checking etc. Thankfully we don't need
          *      to do the plumbing for other cases.
          */
-        switch (port_map[port])
-        {
+        switch (port_map[port]) {
         case PORT_PATA0:
                 if (control & (1 << 3)) /* 40/80 pin primary */
                         return ATA_CBL_PATA40;
@@ -114,7 +113,6 @@ static void __devinit init_hwif_jmicron(ide_hwif_t *hwif)
 static const struct ide_port_info jmicron_chipset __devinitdata = {
         .name           = "JMB",
         .init_hwif      = init_hwif_jmicron,
-        .host_flags     = IDE_HFLAG_BOOTABLE,
         .enablebits     = { { 0x40, 0x01, 0x01 }, { 0x40, 0x10, 0x10 } },
         .pio_mask       = ATA_PIO5,
         .mwdma_mask     = ATA_MWDMA2,
diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c
index 75513320aad9..3015d6916d4c 100644
--- a/drivers/ide/pci/ns87415.c
+++ b/drivers/ide/pci/ns87415.c
@@ -265,8 +265,7 @@ static const struct ide_port_info ns87415_chipset __devinitdata = {
 #endif
         .init_hwif      = init_hwif_ns87415,
         .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
-                          IDE_HFLAG_NO_ATAPI_DMA |
-                          IDE_HFLAG_BOOTABLE,
+                          IDE_HFLAG_NO_ATAPI_DMA,
 };
 
 static int __devinit ns87415_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c
index 46e8748f507e..88a4dd94eeea 100644
--- a/drivers/ide/pci/opti621.c
+++ b/drivers/ide/pci/opti621.c
@@ -57,9 +57,9 @@
  * (use idebus=xx to select PCI bus speed).
  *
  * Version 0.1, Nov 8, 1996
- * by Jaromir Koutek, for 2.1.8. 
+ * by Jaromir Koutek, for 2.1.8.
  * Initial version of driver.
- * 
+ *
  * Version 0.2
  * Number 0.2 skipped.
  *
@@ -75,7 +75,7 @@
  * by Jaromir Koutek
  * Updates for use with (again) new IDE block driver.
  * Update of documentation.
- * 
+ *
  * Version 0.6, Jan 2, 1999
  * by Jaromir Koutek
  * Reversed to version 0.3 of the driver, because
@@ -208,29 +208,34 @@ typedef struct pio_clocks_s {
 
 static void compute_clocks(int pio, pio_clocks_t *clks)
 {
-        if (pio != PIO_NOT_EXIST) {
-                int adr_setup, data_pls;
+        if (pio != PIO_NOT_EXIST) {
+                int adr_setup, data_pls;
                 int bus_speed = system_bus_clock();
 
-                adr_setup = ide_pio_timings[pio].setup_time;
-                data_pls = ide_pio_timings[pio].active_time;
-                clks->address_time = cmpt_clk(adr_setup, bus_speed);
-                clks->data_time = cmpt_clk(data_pls, bus_speed);
-                clks->recovery_time = cmpt_clk(ide_pio_timings[pio].cycle_time
-                        - adr_setup-data_pls, bus_speed);
-                if (clks->address_time<1) clks->address_time = 1;
-                if (clks->address_time>4) clks->address_time = 4;
-                if (clks->data_time<1) clks->data_time = 1;
-                if (clks->data_time>16) clks->data_time = 16;
-                if (clks->recovery_time<2) clks->recovery_time = 2;
-                if (clks->recovery_time>17) clks->recovery_time = 17;
+                adr_setup = ide_pio_timings[pio].setup_time;
+                data_pls = ide_pio_timings[pio].active_time;
+                clks->address_time = cmpt_clk(adr_setup, bus_speed);
+                clks->data_time = cmpt_clk(data_pls, bus_speed);
+                clks->recovery_time = cmpt_clk(ide_pio_timings[pio].cycle_time
+                        - adr_setup-data_pls, bus_speed);
+                if (clks->address_time < 1)
+                        clks->address_time = 1;
+                if (clks->address_time > 4)
+                        clks->address_time = 4;
+                if (clks->data_time < 1)
+                        clks->data_time = 1;
+                if (clks->data_time > 16)
+                        clks->data_time = 16;
+                if (clks->recovery_time < 2)
+                        clks->recovery_time = 2;
+                if (clks->recovery_time > 17)
+                        clks->recovery_time = 17;
         } else {
                 clks->address_time = 1;
                 clks->data_time = 1;
                 clks->recovery_time = 2;
                 /* minimal values */
         }
- 
 }
 
 static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio)
@@ -247,8 +252,8 @@ static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio)
 
         /* sets drive->drive_data for both drives */
         compute_pios(drive, pio);
-        pio1 = hwif->drives[0].drive_data;
-        pio2 = hwif->drives[1].drive_data;
+        pio1 = hwif->drives[0].drive_data;
+        pio2 = hwif->drives[1].drive_data;
 
         compute_clocks(pio1, &first);
         compute_clocks(pio2, &second);
@@ -275,7 +280,7 @@ static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio)
 
         spin_lock_irqsave(&opti621_lock, flags);
 
-        reg_base = hwif->io_ports[IDE_DATA_OFFSET];
+        reg_base = hwif->io_ports[IDE_DATA_OFFSET];
 
         /* allow Register-B */
         outb(0xc0, reg_base + CNTRL_REG);
@@ -324,7 +329,7 @@ static void __devinit opti621_port_init_devs(ide_hwif_t *hwif)
 /*
  * init_hwif_opti621() is called once for each hwif found at boot.
  */
-static void __devinit init_hwif_opti621 (ide_hwif_t *hwif)
+static void __devinit init_hwif_opti621(ide_hwif_t *hwif)
 {
         hwif->port_init_devs = opti621_port_init_devs;
         hwif->set_pio_mode = &opti621_set_pio_mode;
@@ -334,18 +339,16 @@ static const struct ide_port_info opti621_chipsets[] __devinitdata = {
         {       /* 0 */
                 .name           = "OPTI621",
                 .init_hwif      = init_hwif_opti621,
-                .enablebits     = {{0x45,0x80,0x00}, {0x40,0x08,0x00}},
-                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
-                                  IDE_HFLAG_BOOTABLE,
+                .enablebits     = { {0x45, 0x80, 0x00}, {0x40, 0x08, 0x00} },
+                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA,
                 .pio_mask       = ATA_PIO3,
                 .swdma_mask     = ATA_SWDMA2,
                 .mwdma_mask     = ATA_MWDMA2,
-        },{     /* 1 */
+        }, {    /* 1 */
                 .name           = "OPTI621X",
                 .init_hwif      = init_hwif_opti621,
-                .enablebits     = {{0x45,0x80,0x00}, {0x40,0x08,0x00}},
-                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
-                                  IDE_HFLAG_BOOTABLE,
+                .enablebits     = { {0x45, 0x80, 0x00}, {0x40, 0x08, 0x00} },
+                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA,
                 .pio_mask       = ATA_PIO3,
                 .swdma_mask     = ATA_SWDMA2,
                 .mwdma_mask     = ATA_MWDMA2,
diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c
index decef0f47674..89d74ffdb207 100644
--- a/drivers/ide/pci/piix.c
+++ b/drivers/ide/pci/piix.c
@@ -307,9 +307,9 @@ static void __devinit init_hwif_ich(ide_hwif_t *hwif)
 }
 
 #ifndef CONFIG_IA64
- #define IDE_HFLAGS_PIIX (IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_BOOTABLE)
+ #define IDE_HFLAGS_PIIX IDE_HFLAG_LEGACY_IRQS
 #else
- #define IDE_HFLAGS_PIIX IDE_HFLAG_BOOTABLE
+ #define IDE_HFLAGS_PIIX 0
 #endif
 
 #define DECLARE_PIIX_DEV(name_str, udma) \
diff --git a/drivers/ide/pci/rz1000.c b/drivers/ide/pci/rz1000.c
index 51676612f78f..532154adba29 100644
--- a/drivers/ide/pci/rz1000.c
+++ b/drivers/ide/pci/rz1000.c
@@ -43,7 +43,7 @@ static const struct ide_port_info rz1000_chipset __devinitdata = {
         .name           = "RZ100x",
         .init_hwif      = init_hwif_rz1000,
         .chipset        = ide_rz1000,
-        .host_flags     = IDE_HFLAG_NO_DMA | IDE_HFLAG_BOOTABLE,
+        .host_flags     = IDE_HFLAG_NO_DMA,
 };
 
 static int __devinit rz1000_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c
index 561aa47c7720..44985c8f36e7 100644
--- a/drivers/ide/pci/sc1200.c
+++ b/drivers/ide/pci/sc1200.c
@@ -307,8 +307,7 @@ static const struct ide_port_info sc1200_chipset __devinitdata = {
         .init_hwif      = init_hwif_sc1200,
         .host_flags     = IDE_HFLAG_SERIALIZE |
                           IDE_HFLAG_POST_SET_MODE |
-                          IDE_HFLAG_ABUSE_DMA_MODES |
-                          IDE_HFLAG_BOOTABLE,
+                          IDE_HFLAG_ABUSE_DMA_MODES,
         .pio_mask       = ATA_PIO4,
         .mwdma_mask     = ATA_MWDMA2,
         .udma_mask      = ATA_UDMA2,
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index ef07c7a8b97a..52145796f12f 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -65,7 +65,7 @@
 
 static struct scc_ports {
         unsigned long ctl, dma;
-        unsigned char hwif_id;  /* for removing hwif from system */
+        ide_hwif_t *hwif;  /* for removing port from system */
 } scc_ports[MAX_HWIFS];
 
 /* PIO transfer mode  table */
@@ -534,12 +534,8 @@ static int scc_ide_setup_pci_device(struct pci_dev *dev,
         u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
         int i;
 
-        for (i = 0; i < MAX_HWIFS; i++) {
-                hwif = &ide_hwifs[i];
-                if (hwif->chipset == ide_unknown)
-                        break; /* pick an unused entry */
-        }
-        if (i == MAX_HWIFS) {
+        hwif = ide_find_port();
+        if (hwif == NULL) {
                 printk(KERN_ERR "%s: too many IDE interfaces, "
                                 "no room in table\n", SCC_PATA_NAME);
                 return -ENOMEM;
@@ -696,7 +692,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
 {
         struct scc_ports *ports = ide_get_hwifdata(hwif);
 
-        ports->hwif_id = hwif->index;
+        ports->hwif = hwif;
 
         hwif->dma_command = hwif->dma_base;
         hwif->dma_status = hwif->dma_base + 0x04;
@@ -725,8 +721,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
       .name             = name_str,                     \
       .init_iops        = init_iops_scc,                \
       .init_hwif        = init_hwif_scc,                \
-      .host_flags       = IDE_HFLAG_SINGLE |            \
-                          IDE_HFLAG_BOOTABLE,           \
+      .host_flags       = IDE_HFLAG_SINGLE,             \
       .pio_mask         = ATA_PIO4,                     \
   }
 
@@ -758,7 +753,7 @@ static int __devinit scc_init_one(struct pci_dev *dev, const struct pci_device_i
 static void __devexit scc_remove(struct pci_dev *dev)
 {
         struct scc_ports *ports = pci_get_drvdata(dev);
-        ide_hwif_t *hwif = &ide_hwifs[ports->hwif_id];
+        ide_hwif_t *hwif = ports->hwif;
         unsigned long ctl_base = pci_resource_start(dev, 0);
         unsigned long dma_base = pci_resource_start(dev, 1);
         unsigned long ctl_size = pci_resource_len(dev, 0);
diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c
index c11880b0709f..cfe927469793 100644
--- a/drivers/ide/pci/serverworks.c
+++ b/drivers/ide/pci/serverworks.c
@@ -350,8 +350,7 @@ static void __devinit init_hwif_svwks (ide_hwif_t *hwif)
 
 #define IDE_HFLAGS_SVWKS \
         (IDE_HFLAG_LEGACY_IRQS | \
-         IDE_HFLAG_ABUSE_SET_DMA_MODE | \
-         IDE_HFLAG_BOOTABLE)
+         IDE_HFLAG_ABUSE_SET_DMA_MODE)
 
 static const struct ide_port_info serverworks_chipsets[] __devinitdata = {
         {       /* 0 */
@@ -418,7 +417,7 @@ static int __devinit svwks_init_one(struct pci_dev *dev, const struct pci_device
         else if (idx == 2 || idx == 3) {
                 if ((PCI_FUNC(dev->devfn) & 1) == 0) {
                         if (pci_resource_start(dev, 0) != 0x01f1)
-                                d.host_flags &= ~IDE_HFLAG_BOOTABLE;
+                                d.host_flags |= IDE_HFLAG_NON_BOOTABLE;
                         d.host_flags |= IDE_HFLAG_SINGLE;
                 } else
                         d.host_flags &= ~IDE_HFLAG_SINGLE;
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index 9d1a3038af9b..6bd9523cf642 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -590,20 +590,12 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev)
         unsigned long bar0, cmd_phys_base, ctl;
         void __iomem *virt_base;
         ide_hwif_t *hwif;
-        int h;
         u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
         hw_regs_t hw;
         struct ide_port_info d = sgiioc4_port_info;
 
-        /*
-         * Find an empty HWIF; if none available, return -ENOMEM.
-         */
-        for (h = 0; h < MAX_HWIFS; ++h) {
-                hwif = &ide_hwifs[h];
-                if (hwif->chipset == ide_unknown)
-                        break;
-        }
-        if (h == MAX_HWIFS) {
+        hwif = ide_find_port();
+        if (hwif == NULL) {
                 printk(KERN_ERR "%s: too many IDE interfaces, no room in table\n",
                                 DRV_NAME);
                 return -ENOMEM;
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index b6be1b45f329..c9ecab8aeb61 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -808,7 +808,6 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
                 .init_chipset   = init_chipset_siimage, \
                 .init_iops      = init_iops_siimage,    \
                 .init_hwif      = init_hwif_siimage,    \
-                .host_flags     = IDE_HFLAG_BOOTABLE,   \
                 .pio_mask       = ATA_PIO4,             \
                 .mwdma_mask     = ATA_MWDMA2,           \
                 .udma_mask      = ATA_UDMA6,            \
diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c
index 512bb4c1fd5c..181b647e5ca9 100644
--- a/drivers/ide/pci/sis5513.c
+++ b/drivers/ide/pci/sis5513.c
@@ -59,10 +59,10 @@
 #define ATA_16          0x01
 #define ATA_33          0x02
 #define ATA_66          0x03
-#define ATA_100a        0x04 // SiS730/SiS550 is ATA100 with ATA66 layout
+#define ATA_100a        0x04 /* SiS730/SiS550 is ATA100 with ATA66 layout */
 #define ATA_100         0x05
-#define ATA_133a        0x06 // SiS961b with 133 support
-#define ATA_133         0x07 // SiS962/963
+#define ATA_133a        0x06 /* SiS961b with 133 support */
+#define ATA_133         0x07 /* SiS962/963 */
 
 static u8 chipset_family;
 
@@ -111,69 +111,70 @@ static const struct {
    Indexed by chipset_family and (dma_mode - XFER_UDMA_0) */
 
 /* {0, ATA_16, ATA_33, ATA_66, ATA_100a, ATA_100, ATA_133} */
-static u8 cycle_time_offset[] = {0,0,5,4,4,0,0};
-static u8 cycle_time_range[] = {0,0,2,3,3,4,4};
+static u8 cycle_time_offset[] = { 0, 0, 5, 4, 4, 0, 0 };
+static u8 cycle_time_range[]  = { 0, 0, 2, 3, 3, 4, 4 };
 static u8 cycle_time_value[][XFER_UDMA_6 - XFER_UDMA_0 + 1] = {
-        {0,0,0,0,0,0,0}, /* no udma */
-        {0,0,0,0,0,0,0}, /* no udma */
-        {3,2,1,0,0,0,0}, /* ATA_33 */
-        {7,5,3,2,1,0,0}, /* ATA_66 */
-        {7,5,3,2,1,0,0}, /* ATA_100a (730 specific), differences are on cycle_time range and offset */
-        {11,7,5,4,2,1,0}, /* ATA_100 */
-        {15,10,7,5,3,2,1}, /* ATA_133a (earliest 691 southbridges) */
-        {15,10,7,5,3,2,1}, /* ATA_133 */
+        {  0,  0, 0, 0, 0, 0, 0 }, /* no UDMA */
+        {  0,  0, 0, 0, 0, 0, 0 }, /* no UDMA */
+        {  3,  2, 1, 0, 0, 0, 0 }, /* ATA_33 */
+        {  7,  5, 3, 2, 1, 0, 0 }, /* ATA_66 */
+        {  7,  5, 3, 2, 1, 0, 0 }, /* ATA_100a (730 specific),
+                                      different cycle_time range and offset */
+        { 11,  7, 5, 4, 2, 1, 0 }, /* ATA_100 */
+        { 15, 10, 7, 5, 3, 2, 1 }, /* ATA_133a (earliest 691 southbridges) */
+        { 15, 10, 7, 5, 3, 2, 1 }, /* ATA_133 */
 };
 /* CRC Valid Setup Time vary across IDE clock setting 33/66/100/133
    See SiS962 data sheet for more detail */
 static u8 cvs_time_value[][XFER_UDMA_6 - XFER_UDMA_0 + 1] = {
-        {0,0,0,0,0,0,0}, /* no udma */
-        {0,0,0,0,0,0,0}, /* no udma */
-        {2,1,1,0,0,0,0},
-        {4,3,2,1,0,0,0},
-        {4,3,2,1,0,0,0},
-        {6,4,3,1,1,1,0},
-        {9,6,4,2,2,2,2},
-        {9,6,4,2,2,2,2},
+        { 0, 0, 0, 0, 0, 0, 0 }, /* no UDMA */
+        { 0, 0, 0, 0, 0, 0, 0 }, /* no UDMA */
+        { 2, 1, 1, 0, 0, 0, 0 },
+        { 4, 3, 2, 1, 0, 0, 0 },
+        { 4, 3, 2, 1, 0, 0, 0 },
+        { 6, 4, 3, 1, 1, 1, 0 },
+        { 9, 6, 4, 2, 2, 2, 2 },
+        { 9, 6, 4, 2, 2, 2, 2 },
 };
 /* Initialize time, Active time, Recovery time vary across
    IDE clock settings. These 3 arrays hold the register value
    for PIO0/1/2/3/4 and DMA0/1/2 mode in order */
 static u8 ini_time_value[][8] = {
-        {0,0,0,0,0,0,0,0},
-        {0,0,0,0,0,0,0,0},
-        {2,1,0,0,0,1,0,0},
-        {4,3,1,1,1,3,1,1},
-        {4,3,1,1,1,3,1,1},
-        {6,4,2,2,2,4,2,2},
-        {9,6,3,3,3,6,3,3},
-        {9,6,3,3,3,6,3,3},
+        { 0, 0, 0, 0, 0, 0, 0, 0 },
+        { 0, 0, 0, 0, 0, 0, 0, 0 },
+        { 2, 1, 0, 0, 0, 1, 0, 0 },
+        { 4, 3, 1, 1, 1, 3, 1, 1 },
+        { 4, 3, 1, 1, 1, 3, 1, 1 },
+        { 6, 4, 2, 2, 2, 4, 2, 2 },
+        { 9, 6, 3, 3, 3, 6, 3, 3 },
+        { 9, 6, 3, 3, 3, 6, 3, 3 },
 };
 static u8 act_time_value[][8] = {
-        {0,0,0,0,0,0,0,0},
-        {0,0,0,0,0,0,0,0},
-        {9,9,9,2,2,7,2,2},
-        {19,19,19,5,4,14,5,4},
-        {19,19,19,5,4,14,5,4},
-        {28,28,28,7,6,21,7,6},
-        {38,38,38,10,9,28,10,9},
-        {38,38,38,10,9,28,10,9},
+        {  0,  0,  0,  0, 0,  0,  0, 0 },
+        {  0,  0,  0,  0, 0,  0,  0, 0 },
+        {  9,  9,  9,  2, 2,  7,  2, 2 },
+        { 19, 19, 19,  5, 4, 14,  5, 4 },
+        { 19, 19, 19,  5, 4, 14,  5, 4 },
+        { 28, 28, 28,  7, 6, 21,  7, 6 },
+        { 38, 38, 38, 10, 9, 28, 10, 9 },
+        { 38, 38, 38, 10, 9, 28, 10, 9 },
 };
 static u8 rco_time_value[][8] = {
-        {0,0,0,0,0,0,0,0},
-        {0,0,0,0,0,0,0,0},
-        {9,2,0,2,0,7,1,1},
-        {19,5,1,5,2,16,3,2},
-        {19,5,1,5,2,16,3,2},
-        {30,9,3,9,4,25,6,4},
-        {40,12,4,12,5,34,12,5},
-        {40,12,4,12,5,34,12,5},
+        {  0,  0, 0,  0, 0,  0,  0, 0 },
+        {  0,  0, 0,  0, 0,  0,  0, 0 },
+        {  9,  2, 0,  2, 0,  7,  1, 1 },
+        { 19,  5, 1,  5, 2, 16,  3, 2 },
+        { 19,  5, 1,  5, 2, 16,  3, 2 },
+        { 30,  9, 3,  9, 4, 25,  6, 4 },
+        { 40, 12, 4, 12, 5, 34, 12, 5 },
+        { 40, 12, 4, 12, 5, 34, 12, 5 },
 };
 
 /*
  * Printing configuration
  */
 /* Used for chipset type printing at boot time */
-static char* chipset_capability[] = {
+static char *chipset_capability[] = {
         "ATA", "ATA 16",
         "ATA 33", "ATA 66",
         "ATA 100 (1st gen)", "ATA 100 (2nd gen)",
@@ -272,7 +273,7 @@ static void sis_program_timings(ide_drive_t *drive, const u8 mode)
                 sis_ata133_program_timings(drive, mode);
 }
 
-static void config_drive_art_rwp (ide_drive_t *drive)
+static void config_drive_art_rwp(ide_drive_t *drive)
 {
         ide_hwif_t *hwif        = HWIF(drive);
         struct pci_dev *dev     = to_pci_dev(hwif->dev);
@@ -358,8 +359,7 @@ static u8 sis5513_ata133_udma_filter(ide_drive_t *drive)
         return (regdw & 0x08) ? ATA_UDMA6 : ATA_UDMA5;
 }
 
-/* Chip detection and general config */
-static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const char *name)
+static int __devinit sis_find_family(struct pci_dev *dev)
 {
         struct pci_dev *host;
         int i = 0;
@@ -381,7 +381,7 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c
                                 chipset_family = ATA_100a;
                 }
                 pci_dev_put(host);
-        
+
                 printk(KERN_INFO "SIS5513: %s %s controller\n",
                          SiSHostChipInfo[i].name, chipset_capability[chipset_family]);
         }
@@ -440,63 +440,60 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c
                         }
         }
 
-        if (!chipset_family)
-                return -1;
+        return chipset_family;
+}
 
+static unsigned int __devinit init_chipset_sis5513(struct pci_dev *dev,
+                                                   const char *name)
+{
         /* Make general config ops here
            1/ tell IDE channels to operate in Compatibility mode only
            2/ tell old chips to allow per drive IDE timings */
 
-        {
-                u8 reg;
-                u16 regw;
-
-                switch(chipset_family) {
-                        case ATA_133:
-                                /* SiS962 operation mode */
-                                pci_read_config_word(dev, 0x50, &regw);
-                                if (regw & 0x08)
-                                        pci_write_config_word(dev, 0x50, regw&0xfff7);
-                                pci_read_config_word(dev, 0x52, &regw);
-                                if (regw & 0x08)
-                                        pci_write_config_word(dev, 0x52, regw&0xfff7);
-                                break;
-                        case ATA_133a:
-                        case ATA_100:
-                                /* Fixup latency */
-                                pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x80);
-                                /* Set compatibility bit */
-                                pci_read_config_byte(dev, 0x49, &reg);
-                                if (!(reg & 0x01)) {
-                                        pci_write_config_byte(dev, 0x49, reg|0x01);
-                                }
-                                break;
-                        case ATA_100a:
-                        case ATA_66:
-                                /* Fixup latency */
-                                pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x10);
-
-                                /* On ATA_66 chips the bit was elsewhere */
-                                pci_read_config_byte(dev, 0x52, &reg);
-                                if (!(reg & 0x04)) {
-                                        pci_write_config_byte(dev, 0x52, reg|0x04);
-                                }
-                                break;
-                        case ATA_33:
-                                /* On ATA_33 we didn't have a single bit to set */
-                                pci_read_config_byte(dev, 0x09, &reg);
-                                if ((reg & 0x0f) != 0x00) {
-                                        pci_write_config_byte(dev, 0x09, reg&0xf0);
-                                }
-                        case ATA_16:
-                                /* force per drive recovery and active timings
-                                   needed on ATA_33 and below chips */
-                                pci_read_config_byte(dev, 0x52, &reg);
-                                if (!(reg & 0x08)) {
-                                        pci_write_config_byte(dev, 0x52, reg|0x08);
-                                }
-                                break;
-                }
+        u8 reg;
+        u16 regw;
+
+        switch (chipset_family) {
+        case ATA_133:
+                /* SiS962 operation mode */
+                pci_read_config_word(dev, 0x50, &regw);
+                if (regw & 0x08)
+                        pci_write_config_word(dev, 0x50, regw&0xfff7);
+                pci_read_config_word(dev, 0x52, &regw);
+                if (regw & 0x08)
+                        pci_write_config_word(dev, 0x52, regw&0xfff7);
+                break;
+        case ATA_133a:
+        case ATA_100:
+                /* Fixup latency */
+                pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x80);
+                /* Set compatibility bit */
+                pci_read_config_byte(dev, 0x49, &reg);
+                if (!(reg & 0x01))
+                        pci_write_config_byte(dev, 0x49, reg|0x01);
+                break;
+        case ATA_100a:
+        case ATA_66:
+                /* Fixup latency */
+                pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x10);
+
+                /* On ATA_66 chips the bit was elsewhere */
+                pci_read_config_byte(dev, 0x52, &reg);
+                if (!(reg & 0x04))
+                        pci_write_config_byte(dev, 0x52, reg|0x04);
+                break;
+        case ATA_33:
+                /* On ATA_33 we didn't have a single bit to set */
+                pci_read_config_byte(dev, 0x09, &reg);
+                if ((reg & 0x0f) != 0x00)
+                        pci_write_config_byte(dev, 0x09, reg&0xf0);
+        case ATA_16:
+                /* force per drive recovery and active timings
+                   needed on ATA_33 and below chips */
+                pci_read_config_byte(dev, 0x52, &reg);
+                if (!(reg & 0x08))
+                        pci_write_config_byte(dev, 0x52, reg|0x08);
+                break;
         }
 
         return 0;
@@ -546,10 +543,8 @@ static u8 __devinit ata66_sis5513(ide_hwif_t *hwif)
         return ata66 ? ATA_CBL_PATA80 : ATA_CBL_PATA40;
 }
 
-static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif)
+static void __devinit init_hwif_sis5513(ide_hwif_t *hwif)
 {
-        u8 udma_rates[] = { 0x00, 0x00, 0x07, 0x1f, 0x3f, 0x3f, 0x7f, 0x7f };
-
         hwif->set_pio_mode = &sis_set_pio_mode;
         hwif->set_dma_mode = &sis_set_dma_mode;
 
@@ -557,27 +552,29 @@ static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif)
                 hwif->udma_filter = sis5513_ata133_udma_filter;
 
         hwif->cable_detect = ata66_sis5513;
-
-        if (hwif->dma_base == 0)
-                return;
-
-        hwif->ultra_mask = udma_rates[chipset_family];
 }
 
 static const struct ide_port_info sis5513_chipset __devinitdata = {
         .name           = "SIS5513",
         .init_chipset   = init_chipset_sis5513,
         .init_hwif      = init_hwif_sis5513,
-        .enablebits     = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
-        .host_flags     = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_NO_AUTODMA |
-                          IDE_HFLAG_BOOTABLE,
+        .enablebits     = { {0x4a, 0x02, 0x02}, {0x4a, 0x04, 0x04} },
+        .host_flags     = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_NO_AUTODMA,
         .pio_mask       = ATA_PIO4,
         .mwdma_mask     = ATA_MWDMA2,
 };
 
 static int __devinit sis5513_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
-        return ide_setup_pci_device(dev, &sis5513_chipset);
+        struct ide_port_info d = sis5513_chipset;
+        u8 udma_rates[] = { 0x00, 0x00, 0x07, 0x1f, 0x3f, 0x3f, 0x7f, 0x7f };
+
+        if (sis_find_family(dev) == 0)
+                return -ENOTSUPP;
+
+        d.udma_mask = udma_rates[chipset_family];
+
+        return ide_setup_pci_device(dev, &d);
 }
 
 static const struct pci_device_id sis5513_pci_tbl[] = {
diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c
index 1f00251a4a87..40b3eeb2d847 100644
--- a/drivers/ide/pci/sl82c105.c
+++ b/drivers/ide/pci/sl82c105.c
@@ -332,8 +332,7 @@ static const struct ide_port_info sl82c105_chipset __devinitdata = {
 #if defined(CONFIG_LOPEC) || defined(CONFIG_SANDPOINT)
                           IDE_HFLAG_FORCE_LEGACY_IRQS |
 #endif
-                          IDE_HFLAG_NO_AUTODMA |
-                          IDE_HFLAG_BOOTABLE,
+                          IDE_HFLAG_NO_AUTODMA,
         .pio_mask       = ATA_PIO5,
 };
 
diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c
index 65f4c2ffaa59..eab557c45d1b 100644
--- a/drivers/ide/pci/slc90e66.c
+++ b/drivers/ide/pci/slc90e66.c
@@ -27,9 +27,9 @@ static void slc90e66_set_pio_mode(ide_drive_t *drive, const u8 pio)
         unsigned long flags;
         u16 master_data;
         u8 slave_data;
-        int control = 0;
+        int control = 0;
                                      /* ISP  RTC */
-        static const u8 timings[][2]= {
+        static const u8 timings[][2] = {
                                         { 0, 0 },
                                         { 0, 0 },
                                         { 1, 0 },
@@ -136,8 +136,8 @@ static void __devinit init_hwif_slc90e66(ide_hwif_t *hwif)
 static const struct ide_port_info slc90e66_chipset __devinitdata = {
         .name           = "SLC90E66",
         .init_hwif      = init_hwif_slc90e66,
-        .enablebits     = {{0x41,0x80,0x80}, {0x43,0x80,0x80}},
-        .host_flags     = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_BOOTABLE,
+        .enablebits     = { {0x41, 0x80, 0x80}, {0x43, 0x80, 0x80} },
+        .host_flags     = IDE_HFLAG_LEGACY_IRQS,
         .pio_mask       = ATA_PIO4,
         .swdma_mask     = ATA_SWDMA2_ONLY,
         .mwdma_mask     = ATA_MWDMA12_ONLY,
diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/pci/tc86c001.c
index 1e4a6262bcef..c15435182e3c 100644
--- a/drivers/ide/pci/tc86c001.c
+++ b/drivers/ide/pci/tc86c001.c
@@ -18,20 +18,20 @@ static void tc86c001_set_mode(ide_drive_t *drive, const u8 speed)
         u16 mode, scr           = inw(scr_port);
 
         switch (speed) {
-                case XFER_UDMA_4:       mode = 0x00c0; break;
-                case XFER_UDMA_3:       mode = 0x00b0; break;
-                case XFER_UDMA_2:       mode = 0x00a0; break;
-                case XFER_UDMA_1:       mode = 0x0090; break;
-                case XFER_UDMA_0:       mode = 0x0080; break;
-                case XFER_MW_DMA_2:     mode = 0x0070; break;
-                case XFER_MW_DMA_1:     mode = 0x0060; break;
-                case XFER_MW_DMA_0:     mode = 0x0050; break;
-                case XFER_PIO_4:        mode = 0x0400; break;
-                case XFER_PIO_3:        mode = 0x0300; break;
-                case XFER_PIO_2:        mode = 0x0200; break;
-                case XFER_PIO_1:        mode = 0x0100; break;
-                case XFER_PIO_0:
-                default:                mode = 0x0000; break;
+        case XFER_UDMA_4:       mode = 0x00c0; break;
+        case XFER_UDMA_3:       mode = 0x00b0; break;
+        case XFER_UDMA_2:       mode = 0x00a0; break;
+        case XFER_UDMA_1:       mode = 0x0090; break;
+        case XFER_UDMA_0:       mode = 0x0080; break;
+        case XFER_MW_DMA_2:     mode = 0x0070; break;
+        case XFER_MW_DMA_1:     mode = 0x0060; break;
+        case XFER_MW_DMA_0:     mode = 0x0050; break;
+        case XFER_PIO_4:        mode = 0x0400; break;
+        case XFER_PIO_3:        mode = 0x0300; break;
+        case XFER_PIO_2:        mode = 0x0200; break;
+        case XFER_PIO_1:        mode = 0x0100; break;
+        case XFER_PIO_0:
+        default:                mode = 0x0000; break;
         }
 
         scr &= (speed < XFER_MW_DMA_0) ? 0xf8ff : 0xff0f;
diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c
index a67d02a3f96e..3316b197c779 100644
--- a/drivers/ide/pci/triflex.c
+++ b/drivers/ide/pci/triflex.c
@@ -97,7 +97,6 @@ static const struct ide_port_info triflex_device __devinitdata = {
         .name           = "TRIFLEX",
         .init_hwif      = init_hwif_triflex,
         .enablebits     = {{0x80, 0x01, 0x01}, {0x80, 0x02, 0x02}},
-        .host_flags     = IDE_HFLAG_BOOTABLE,
         .pio_mask       = ATA_PIO4,
         .swdma_mask     = ATA_SWDMA2,
         .mwdma_mask     = ATA_MWDMA2,
diff --git a/drivers/ide/pci/trm290.c b/drivers/ide/pci/trm290.c
index de750f7a43e9..2b8f3a2837d7 100644
--- a/drivers/ide/pci/trm290.c
+++ b/drivers/ide/pci/trm290.c
@@ -337,7 +337,6 @@ static const struct ide_port_info trm290_chipset __devinitdata = {
                           IDE_HFLAG_TRUST_BIOS_FOR_DMA |
 #endif
                           IDE_HFLAG_NO_AUTODMA |
-                          IDE_HFLAG_BOOTABLE |
                           IDE_HFLAG_NO_LBA48,
 };
 
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c
index 9004e7521889..cff3cafedc47 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/pci/via82cxxx.c
@@ -429,11 +429,9 @@ static const struct ide_port_info via82cxxx_chipset __devinitdata = {
         .init_hwif      = init_hwif_via82cxxx,
         .enablebits     = { { 0x40, 0x02, 0x02 }, { 0x40, 0x01, 0x01 } },
         .host_flags     = IDE_HFLAG_PIO_NO_BLACKLIST |
-                          IDE_HFLAG_PIO_NO_DOWNGRADE |
                           IDE_HFLAG_ABUSE_SET_DMA_MODE |
                           IDE_HFLAG_POST_SET_MODE |
-                          IDE_HFLAG_IO_32BIT |
-                          IDE_HFLAG_BOOTABLE,
+                          IDE_HFLAG_IO_32BIT,
         .pio_mask       = ATA_PIO5,
         .swdma_mask     = ATA_SWDMA2,
         .mwdma_mask     = ATA_MWDMA2,