Merge samba.org:/scratch/anton/linux-2.5

into samba.org:/scratch/anton/linux-2.5_ppc64_new

arch/alpha/Makefile

@@ -128,9 +128,6 @@ archmrproper:
 
 vmlinux: arch/alpha/vmlinux.lds.s
 
-arch/$(ARCH)/vmlinux.lds.s: arch/$(ARCH)/vmlinux.lds.S
-	$(CPP) $(CPPFLAGS) $(CPPFLAGS_$@) -D__ASSEMBLY__ -P -C -U$(ARCH) $< -o $@
-
 bootpfile:
 	@$(MAKEBOOT) bootpfile
 

arch/alpha/kernel/init_task.c

@@ -8,7 +8,7 @@
 
 static struct fs_struct init_fs = INIT_FS;
 static struct files_struct init_files = INIT_FILES;
-static struct signal_struct init_signals = INIT_SIGNALS;
+static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
 struct mm_struct init_mm = INIT_MM(init_mm);
 struct task_struct init_task = INIT_TASK(init_task);
 

arch/alpha/kernel/pci.c

@@ -343,7 +343,7 @@ pcibios_fixup_pbus_ranges(struct pci_bus * bus,
 }
 
 int
-pcibios_enable_device(struct pci_dev *dev)
+pcibios_enable_device(struct pci_dev *dev, int mask)
 {
 	/* Nothing to do, since we enable all devices at startup.  */
 	return 0;

arch/alpha/kernel/signal.c

@@ -592,108 +592,19 @@ static int
 do_signal(sigset_t *oldset, struct pt_regs * regs, struct switch_stack * sw,
 	  unsigned long r0, unsigned long r19)
 {
+	siginfo_t info;
+	int signr;
 	unsigned long single_stepping = ptrace_cancel_bpt(current);
 
 	if (!oldset)
 		oldset = &current->blocked;
 
-	while (1) {
-		unsigned long signr;
-		struct k_sigaction *ka;
-		siginfo_t info;
-
-		spin_lock_irq(&current->sigmask_lock);
-		signr = dequeue_signal(&current->blocked, &info);
-		spin_unlock_irq(&current->sigmask_lock);
-
-		if (!signr)
-			break;
-
-		if ((current->ptrace & PT_PTRACED) && signr != SIGKILL) {
-			/* Let the debugger run.  */
-			current->exit_code = signr;
-			current->state = TASK_STOPPED;
-			notify_parent(current, SIGCHLD);
-			schedule();
-			single_stepping |= ptrace_cancel_bpt(current);
-
-			/* We're back.  Did the debugger cancel the sig?  */
-			if (!(signr = current->exit_code))
-				continue;
-			current->exit_code = 0;
-
-			/* The debugger continued.  Ignore SIGSTOP.  */
-			if (signr == SIGSTOP)
-				continue;
-
-			/* Update the siginfo structure.  Is this good?  */
-			if (signr != info.si_signo) {
-				info.si_signo = signr;
-				info.si_errno = 0;
-				info.si_code = SI_USER;
-				info.si_pid = current->parent->pid;
-				info.si_uid = current->parent->uid;
-			}
-
-			/* If the (new) signal is now blocked, requeue it.  */
-			if (sigismember(&current->blocked, signr)) {
-				send_sig_info(signr, &info, current);
-				continue;
-			}
-		}
-
-		ka = &current->sig->action[signr-1];
-		if (ka->sa.sa_handler == SIG_IGN) {
-			if (signr != SIGCHLD)
-				continue;
-			/* Check for SIGCHLD: it's special.  */
-			while (sys_wait4(-1, NULL, WNOHANG, NULL) > 0)
-				/* nothing */;
-			continue;
-		}
-
-		if (ka->sa.sa_handler == SIG_DFL) {
-			int exit_code = signr & 0x7f;
-
-			/* Init gets no signals it doesn't want.  */
-			if (current->pid == 1)
-				continue;
-
-			switch (signr) {
-			case SIGCONT: case SIGCHLD: case SIGWINCH:
-				continue;
-
-			case SIGTSTP: case SIGTTIN: case SIGTTOU:
-				if (is_orphaned_pgrp(current->pgrp))
-					continue;
-				/* FALLTHRU */
-
-			case SIGSTOP:
-				current->state = TASK_STOPPED;
-				current->exit_code = signr;
-				if (!(current->parent->sig->action[SIGCHLD-1]
-				      .sa.sa_flags & SA_NOCLDSTOP))
-					notify_parent(current, SIGCHLD);
-				schedule();
-				single_stepping |= ptrace_cancel_bpt(current);
-				continue;
-
-			case SIGQUIT: case SIGILL: case SIGTRAP:
-			case SIGABRT: case SIGFPE: case SIGSEGV:
-			case SIGBUS: case SIGSYS: case SIGXCPU: case SIGXFSZ:
-				if (do_coredump(signr, regs))
-					exit_code |= 0x80;
-				/* FALLTHRU */
-
-			default:
-				lock_kernel();
-				sig_exit(signr, exit_code, &info);
-				/* NOTREACHED */
-			}
-			continue;
-		}
+	signr = get_signal_to_deliver(&info, regs);
 
+	if (signr > 0) {
 		/* Whee!  Actually deliver the signal.  */
+		struct k_sigaction *ka = &current->sig->action[signr-1];
+
 		if (r0) syscall_restart(r0, r19, regs, ka);
 		handle_signal(signr, ka, &info, oldset, regs, sw);
 		if (single_stepping) 

arch/i386/kernel/entry.S

@@ -759,6 +759,9 @@ ENTRY(sys_call_table)
 	.long sys_io_getevents
 	.long sys_io_submit
 	.long sys_io_cancel
+	.long sys_ni_syscall	/* 250 */	/* sys_alloc_hugepages */
+	.long sys_ni_syscall			/* sys_free_hugepages */
+	.long sys_exit_group
 
 	.rept NR_syscalls-(.-sys_call_table)/4
 		.long sys_ni_syscall

drivers/char/Makefile

@@ -13,7 +13,7 @@ obj-y	 += mem.o tty_io.o n_tty.o tty_ioctl.o pty.o misc.o random.o
 # This list comes from 'grep -l EXPORT_SYMBOL *.[hc]'.
 
 export-objs     :=	busmouse.o console.o generic_serial.o ip2main.o \
-			ite_gpio.o misc.o nvram.o pty.o random.o rtc.o \
+			ite_gpio.o misc.o nvram.o random.o rtc.o \
 			selection.o sonypi.o sysrq.o tty_io.o tty_ioctl.o
 
 obj-$(CONFIG_VT) += vt.o vc_screen.o consolemap.o consolemap_deftbl.o selection.o keyboard.o

drivers/char/ftape/zftape/zftape_syms.c

@@ -34,26 +34,12 @@
 #include "../zftape/zftape-buffers.h"
 #include "../zftape/zftape-ctl.h"
 
-#if LINUX_VERSION_CODE >= KERNEL_VER(2,1,18)
-# define FT_KSYM(sym) EXPORT_SYMBOL(sym);
-#else
-# define FT_KSYM(sym) X(sym),
-#endif
-
-#if LINUX_VERSION_CODE < KERNEL_VER(2,1,18)
-struct symbol_table zft_symbol_table = {
-#include <linux/symtab_begin.h>
-#endif
 /* zftape-init.c */
-FT_KSYM(zft_cmpr_register)
-FT_KSYM(zft_cmpr_unregister)
+EXPORT_SYMBOL(zft_cmpr_register);
+EXPORT_SYMBOL(zft_cmpr_unregister);
 /* zftape-read.c */
-FT_KSYM(zft_fetch_segment_fraction)
+EXPORT_SYMBOL(zft_fetch_segment_fraction);
 /* zftape-buffers.c */
-FT_KSYM(zft_vmalloc_once)
-FT_KSYM(zft_vmalloc_always)
-FT_KSYM(zft_vfree)
-#if LINUX_VERSION_CODE < KERNEL_VER(2,1,18)
-#include <linux/symtab_end.h>
-};
-#endif
+EXPORT_SYMBOL(zft_vmalloc_once);
+EXPORT_SYMBOL(zft_vmalloc_always);
+EXPORT_SYMBOL(zft_vfree);

drivers/ide/Makefile

@@ -7,61 +7,36 @@
 # Note : at this point, these files are compiled on all systems.
 # In the future, some of these should be built conditionally.
 #
-export-objs		:= ide-taskfile.o ide.o ide-probe.o
+export-objs := ide-iops.o ide-taskfile.o ide-proc.o ide.o ide-probe.o ide-dma.o ide-lib.o setup-pci.o
 
-obj-$(CONFIG_BLK_DEV_IDE)       += ide-mod.o ide-probe-mod.o
-obj-$(CONFIG_BLK_DEV_IDECS)     += ide-cs.o
-obj-$(CONFIG_BLK_DEV_IDEDISK)   += ide-disk.o
-obj-$(CONFIG_BLK_DEV_IDECD)     += ide-cd.o
-obj-$(CONFIG_BLK_DEV_IDETAPE)   += ide-tape.o
-obj-$(CONFIG_BLK_DEV_IDEFLOPPY) += ide-floppy.o
+all-subdirs	:= arm legacy pci ppc
+mod-subdirs	:= arm legacy pci ppc
 
-obj-$(CONFIG_BLK_DEV_IT8172)    += it8172.o
+obj-y		:=
+obj-m		:=
+ide-obj-y	:=
 
-ide-obj-$(CONFIG_BLK_DEV_ADMA100)	+= adma100.o
-ide-obj-$(CONFIG_BLK_DEV_AEC62XX)	+= aec62xx.o
-ide-obj-$(CONFIG_BLK_DEV_ALI14XX)	+= ali14xx.o
-ide-obj-$(CONFIG_BLK_DEV_ALI15X3)	+= alim15x3.o
-ide-obj-$(CONFIG_BLK_DEV_AMD74XX)	+= amd74xx.o
-ide-obj-$(CONFIG_BLK_DEV_BUDDHA)	+= buddha.o
-ide-obj-$(CONFIG_BLK_DEV_CMD640)	+= cmd640.o
-ide-obj-$(CONFIG_BLK_DEV_CMD64X)	+= cmd64x.o
-ide-obj-$(CONFIG_BLK_DEV_CS5530)	+= cs5530.o
-ide-obj-$(CONFIG_BLK_DEV_CY82C693)	+= cy82c693.o
-ide-obj-$(CONFIG_BLK_DEV_DTC2278)	+= dtc2278.o
-ide-obj-$(CONFIG_BLK_DEV_FALCON_IDE)	+= falconide.o
-ide-obj-$(CONFIG_BLK_DEV_GAYLE)		+= gayle.o
-ide-obj-$(CONFIG_BLK_DEV_Q40IDE)	+= q40ide.o
-ide-obj-$(CONFIG_BLK_DEV_HPT34X)	+= hpt34x.o
-ide-obj-$(CONFIG_BLK_DEV_HPT366)	+= hpt366.o
-ide-obj-$(CONFIG_BLK_DEV_HT6560B)	+= ht6560b.o
-ide-obj-$(CONFIG_BLK_DEV_IDE_ICSIDE)	+= icside.o
-ide-obj-$(CONFIG_BLK_DEV_IDEDMA_PCI)	+= ide-dma.o
-ide-obj-$(CONFIG_BLK_DEV_MPC8xx_IDE)	+= ide-m8xx.o
-ide-obj-$(CONFIG_BLK_DEV_IDEPCI)	+= ide-pci.o
-ide-obj-$(CONFIG_BLK_DEV_ISAPNP)	+= ide-pnp.o
-ide-obj-$(CONFIG_BLK_DEV_IDE_PMAC)	+= ide-pmac.o
-ide-obj-$(CONFIG_BLK_DEV_IDE_SWARM)	+= ide-swarm.o
-ide-obj-$(CONFIG_BLK_DEV_MAC_IDE)	+= macide.o
-ide-obj-$(CONFIG_BLK_DEV_NS87415)	+= ns87415.o
-ide-obj-$(CONFIG_BLK_DEV_OPTI621)	+= opti621.o
-ide-obj-$(CONFIG_BLK_DEV_SVWKS)		+= serverworks.o
-ide-obj-$(CONFIG_BLK_DEV_PDC202XX)	+= pdc202xx.o
-ide-obj-$(CONFIG_BLK_DEV_PDC4030)	+= pdc4030.o
-ide-obj-$(CONFIG_BLK_DEV_PIIX)		+= piix.o
-ide-obj-$(CONFIG_BLK_DEV_QD65XX)	+= qd65xx.o
-ide-obj-$(CONFIG_BLK_DEV_IDE_RAPIDE)	+= rapide.o
-ide-obj-$(CONFIG_BLK_DEV_RZ1000)	+= rz1000.o
-ide-obj-$(CONFIG_BLK_DEV_SIS5513)	+= sis5513.o
-ide-obj-$(CONFIG_BLK_DEV_SLC90E66)	+= slc90e66.o
-ide-obj-$(CONFIG_BLK_DEV_SL82C105)	+= sl82c105.o
-ide-obj-$(CONFIG_BLK_DEV_TRM290)	+= trm290.o
-ide-obj-$(CONFIG_BLK_DEV_UMC8672)	+= umc8672.o
-ide-obj-$(CONFIG_BLK_DEV_VIA82CXXX)	+= via82cxxx.o
+subdir-$(CONFIG_BLK_DEV_IDEPCI)	+= pci
+subdir-$(CONFIG_BLK_DEV_IDE) += legacy ppc arm pci
 
-ide-obj-$(CONFIG_PROC_FS)		+= ide-proc.o
+obj-$(CONFIG_BLK_DEV_IDE)		+= ide-probe.o ide-geometry.o ide-iops.o ide-taskfile.o ide.o ide-lib.o
+obj-$(CONFIG_BLK_DEV_IDEDISK)		+= ide-disk.o
+obj-$(CONFIG_BLK_DEV_IDECD)		+= ide-cd.o
+obj-$(CONFIG_BLK_DEV_IDETAPE)		+= ide-tape.o
+obj-$(CONFIG_BLK_DEV_IDEFLOPPY)		+= ide-floppy.o
 
-ide-mod-objs		:= ide-taskfile.o ide.o $(ide-obj-y)
-ide-probe-mod-objs	:= ide-probe.o ide-geometry.o
+obj-$(CONFIG_BLK_DEV_IDEDMA_PCI)	+= ide-dma.o
+obj-$(CONFIG_BLK_DEV_ISAPNP)		+= ide-pnp.o
+
+obj-$(CONFIG_PROC_FS)			+= ide-proc.o
+
+obj-$(CONFIG_BLK_DEV_IDEPCI)		+= setup-pci.o
+
+ifeq ($(CONFIG_BLK_DEV_IDE),y)
+  obj-y		+= pci/idedriver-pci.o
+  obj-y		+= legacy/idedriver-legacy.o
+  obj-y		+= ppc/idedriver-ppc.o
+  obj-y		+= arm/idedriver-arm.o
+endif
 
 include $(TOPDIR)/Rules.make

drivers/ide/arm/Makefile

+
+O_TARGET := idedriver-arm.o
+
+obj-y		:=
+obj-m		:=
+
+obj-$(CONFIG_BLK_DEV_IDE_ICSIDE)	+= icside.o
+obj-$(CONFIG_BLK_DEV_IDE_RAPIDE)	+= rapide.o
+
+EXTRA_CFLAGS	:= -I../
+
+include $(TOPDIR)/Rules.make

drivers/ide/ide-adma.c

-/*
- *  linux/drivers/ide/ide-adma.c         Version 0.00	June 24, 2001
- *
- *  Copyright (c) 2001		Andre Hedrick <andre@linux-ide.org>
- *
- *  Asynchronous DMA -- TBA, this is a holding file.
- *
- */
-

drivers/ide/ide-geometry.c

@@ -6,8 +6,6 @@
 #include <linux/mc146818rtc.h>
 #include <asm/io.h>
 
-#ifdef CONFIG_BLK_DEV_IDE
-
 /*
  * We query CMOS about hard disks : it could be that we have a SCSI/ESDI/etc
  * controller that is BIOS compatible with ST-506, and thus showing up in our
@@ -25,14 +23,12 @@
  * If a drive is not actually on the primary interface, then these parameters
  * will be ignored.  This results in the user having to supply the logical
  * drive geometry as a boot parameter for each drive not on the primary i/f.
- */
-/*
+ *
  * The only "perfect" way to handle this would be to modify the setup.[cS] code
  * to do BIOS calls Int13h/Fn08h and Int13h/Fn48h to get all of the drive info
  * for us during initialization.  I have the necessary docs -- any takers?  -ml
- */
-/*
- * I did this, but it doesnt work - there is no reasonable way to find the
+ *
+ * I did this, but it doesn't work - there is no reasonable way to find the
  * correspondence between the BIOS numbering of the disks and the Linux
  * numbering. -aeb
  *
@@ -51,14 +47,13 @@ void probe_cmos_for_drives (ide_hwif_t *hwif)
 {
 #ifdef __i386__
 	extern struct drive_info_struct drive_info;
-	byte cmos_disks, *BIOS = (byte *) &drive_info;
+	u8 cmos_disks, *BIOS = (u8 *) &drive_info;
 	int unit;
 	unsigned long flags;
 
-#ifdef CONFIG_BLK_DEV_PDC4030
 	if (hwif->chipset == ide_pdc4030 && hwif->channel != 0)
 		return;
-#endif /* CONFIG_BLK_DEV_PDC4030 */
+
 	spin_lock_irqsave(&rtc_lock, flags);
 	cmos_disks = CMOS_READ(0x12);
 	spin_unlock_irqrestore(&rtc_lock, flags);
@@ -68,7 +63,7 @@ void probe_cmos_for_drives (ide_hwif_t *hwif)
 
 		if ((cmos_disks & (0xf0 >> (unit*4)))
 		   && !drive->present && !drive->nobios) {
-			unsigned short cyl = *(unsigned short *)BIOS;
+			u16 cyl = *(u16 *)BIOS;
 			unsigned char head = *(BIOS+2);
 			unsigned char sect = *(BIOS+14);
 			if (cyl > 0 && head > 0 && sect > 0 && sect < 64) {
@@ -86,10 +81,7 @@ void probe_cmos_for_drives (ide_hwif_t *hwif)
 	}
 #endif
 }
-#endif /* CONFIG_BLK_DEV_IDE */
-
 
-#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE)
 
 extern ide_drive_t * get_info_ptr(kdev_t);
 extern unsigned long current_capacity (ide_drive_t *);
@@ -98,10 +90,11 @@ extern unsigned long current_capacity (ide_drive_t *);
  * If heads is nonzero: find a translation with this many heads and S=63.
  * Otherwise: find out how OnTrack Disk Manager would translate the disk.
  */
-static void
-ontrack(ide_drive_t *drive, int heads, unsigned int *c, int *h, int *s) {
-	static const byte dm_head_vals[] = {4, 8, 16, 32, 64, 128, 255, 0};
-	const byte *headp = dm_head_vals;
+
+static void ontrack(ide_drive_t *drive, int heads, unsigned int *c, int *h, int *s) 
+{
+	static const u8 dm_head_vals[] = {4, 8, 16, 32, 64, 128, 255, 0};
+	const u8 *headp = dm_head_vals;
 	unsigned long total;
 
 	/*
@@ -153,6 +146,7 @@ ontrack(ide_drive_t *drive, int heads, unsigned int *c, int *h, int *s) {
  * an IDE disk drive, or if a geometry was "forced" on the commandline.
  * Returns 1 if the geometry translation was successful.
  */
+
 int ide_xlate_1024 (kdev_t i_rdev, int xparm, int ptheads, const char *msg)
 {
 	ide_drive_t *drive;
@@ -217,8 +211,7 @@ int ide_xlate_1024 (kdev_t i_rdev, int xparm, int ptheads, const char *msg)
 	set_capacity(drive->disk, current_capacity(drive));
 
 	if (ret)
-		printk("%s%s [%d/%d/%d]", msg, msg1,
+		printk(KERN_INFO "%s%s [%d/%d/%d]", msg, msg1,
 		       drive->bios_cyl, drive->bios_head, drive->bios_sect);
 	return ret;
 }
-#endif /* defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) */

drivers/ide/ide-lib.c

+#include <linux/config.h>
+#define __NO_VERSION__
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/string.h>
+#include <linux/kernel.h>
+#include <linux/timer.h>
+#include <linux/mm.h>
+#include <linux/interrupt.h>
+#include <linux/major.h>
+#include <linux/errno.h>
+#include <linux/genhd.h>
+#include <linux/blkpg.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <linux/hdreg.h>
+#include <linux/ide.h>
+
+#include <asm/byteorder.h>
+#include <asm/irq.h>
+#include <asm/uaccess.h>
+#include <asm/io.h>
+#include <asm/bitops.h>
+
+/*
+ *	IDE library routines. These are plug in code that most 
+ *	drivers can use but occasionally may be weird enough
+ *	to want to do their own thing with
+ *
+ *	Add common non I/O op stuff here. Make sure it has proper
+ *	kernel-doc function headers or your patch will be rejected
+ */
+ 
+
+/**
+ *	ide_xfer_verbose	-	return IDE mode names
+ *	@xfer_rate: rate to name
+ *
+ *	Returns a constant string giving the name of the mode
+ *	requested.
+ */
+
+char *ide_xfer_verbose (u8 xfer_rate)
+{
+        switch(xfer_rate) {
+                case XFER_UDMA_7:	return("UDMA 7");
+                case XFER_UDMA_6:	return("UDMA 6");
+                case XFER_UDMA_5:	return("UDMA 5");
+                case XFER_UDMA_4:	return("UDMA 4");
+                case XFER_UDMA_3:	return("UDMA 3");
+                case XFER_UDMA_2:	return("UDMA 2");
+                case XFER_UDMA_1:	return("UDMA 1");
+                case XFER_UDMA_0:	return("UDMA 0");
+                case XFER_MW_DMA_2:	return("MW DMA 2");
+                case XFER_MW_DMA_1:	return("MW DMA 1");
+                case XFER_MW_DMA_0:	return("MW DMA 0");
+                case XFER_SW_DMA_2:	return("SW DMA 2");
+                case XFER_SW_DMA_1:	return("SW DMA 1");
+                case XFER_SW_DMA_0:	return("SW DMA 0");
+                case XFER_PIO_4:	return("PIO 4");
+                case XFER_PIO_3:	return("PIO 3");
+                case XFER_PIO_2:	return("PIO 2");
+                case XFER_PIO_1:	return("PIO 1");
+                case XFER_PIO_0:	return("PIO 0");
+                case XFER_PIO_SLOW:	return("PIO SLOW");
+                default:		return("XFER ERROR");
+        }
+}
+
+EXPORT_SYMBOL(ide_xfer_verbose);
+
+/**
+ *	ide_dma_speed	-	compute DMA speed
+ *	@drive: drive
+ *	@mode; intended mode
+ *
+ *	Checks the drive capabilities and returns the speed to use
+ *	for the transfer. Returns -1 if the requested mode is unknown
+ *	(eg PIO)
+ */
+ 
+u8 ide_dma_speed(ide_drive_t *drive, u8 mode)
+{
+	struct hd_driveid *id   = drive->id;
+	ide_hwif_t *hwif	= HWIF(drive);
+	u8 speed = 0;
+
+	if (drive->media != ide_disk && hwif->atapi_dma == 0)
+		return 0;
+
+	switch(mode) {
+		case 0x04:
+			if ((id->dma_ultra & 0x0040) &&
+			    (id->dma_ultra & hwif->ultra_mask))
+				{ speed = XFER_UDMA_6; break; }
+		case 0x03:
+			if ((id->dma_ultra & 0x0020) &&
+			    (id->dma_ultra & hwif->ultra_mask))
+				{ speed = XFER_UDMA_5; break; }
+		case 0x02:
+			if ((id->dma_ultra & 0x0010) &&
+			    (id->dma_ultra & hwif->ultra_mask))
+				{ speed = XFER_UDMA_4; break; }
+			if ((id->dma_ultra & 0x0008) &&
+			    (id->dma_ultra & hwif->ultra_mask))
+				{ speed = XFER_UDMA_3; break; }
+		case 0x01:
+			if ((id->dma_ultra & 0x0004) &&
+			    (id->dma_ultra & hwif->ultra_mask))
+				{ speed = XFER_UDMA_2; break; }
+			if ((id->dma_ultra & 0x0002) &&
+			    (id->dma_ultra & hwif->ultra_mask))
+				{ speed = XFER_UDMA_1; break; }
+			if ((id->dma_ultra & 0x0001) &&
+			    (id->dma_ultra & hwif->ultra_mask))
+				{ speed = XFER_UDMA_0; break; }
+		case 0x00:
+			if ((id->dma_mword & 0x0004) &&
+			    (id->dma_mword & hwif->mwdma_mask))
+				{ speed = XFER_MW_DMA_2; break; }
+			if ((id->dma_mword & 0x0002) &&
+			    (id->dma_mword & hwif->mwdma_mask))
+				{ speed = XFER_MW_DMA_1; break; }
+			if ((id->dma_mword & 0x0001) &&
+			    (id->dma_mword & hwif->mwdma_mask))
+				{ speed = XFER_MW_DMA_0; break; }
+			if ((id->dma_1word & 0x0004) &&
+			    (id->dma_1word & hwif->swdma_mask))
+				{ speed = XFER_SW_DMA_2; break; }
+			if ((id->dma_1word & 0x0002) &&
+			    (id->dma_1word & hwif->swdma_mask))
+				{ speed = XFER_SW_DMA_1; break; }
+			if ((id->dma_1word & 0x0001) &&
+			    (id->dma_1word & hwif->swdma_mask))
+				{ speed = XFER_SW_DMA_0; break; }
+	}
+
+//	printk("%s: %s: mode 0x%02x, speed 0x%02x\n",
+//		__FUNCTION__, drive->name, mode, speed);
+
+	return speed;
+}
+
+EXPORT_SYMBOL(ide_dma_speed);
+
+
+/**
+ *	ide_rate_filter		-	return best speed for mode
+ *	@mode: modes available
+ *	@speed: desired speed
+ *
+ *	Given the available DMA/UDMA mode this function returns
+ *	the best available speed at or below the speed requested.
+ */
+
+u8 ide_rate_filter (u8 mode, u8 speed) 
+{
+#ifdef CONFIG_BLK_DEV_IDEDMA
+	static u8 speed_max[] = {
+		XFER_MW_DMA_2, XFER_UDMA_2, XFER_UDMA_4,
+		XFER_UDMA_5, XFER_UDMA_6
+	};
+
+//	printk("%s: mode 0x%02x, speed 0x%02x\n", __FUNCTION__, mode, speed);
+
+	/* So that we remember to update this if new modes appear */
+	if (mode > 4)
+		BUG();
+	return min(speed, speed_max[mode]);
+#else /* !CONFIG_BLK_DEV_IDEDMA */
+	return min(speed, XFER_PIO_4);
+#endif /* CONFIG_BLK_DEV_IDEDMA */
+}
+
+EXPORT_SYMBOL(ide_rate_filter);
+
+int ide_dma_enable (ide_drive_t *drive)
+{
+	ide_hwif_t *hwif	= HWIF(drive);
+	struct hd_driveid *id	= drive->id;
+
+	return ((int)	((((id->dma_ultra >> 8) & hwif->ultra_mask) ||
+			  ((id->dma_mword >> 8) & hwif->mwdma_mask) ||
+			  ((id->dma_1word >> 8) & hwif->swdma_mask)) ? 1 : 0));
+}
+
+EXPORT_SYMBOL(ide_dma_enable);

drivers/ide/ide-pnp.c

@@ -21,12 +21,6 @@
 
 #include <linux/isapnp.h>
 
-#ifndef PREPARE_FUNC
-#define PREPARE_FUNC(dev)  (dev->prepare)
-#define ACTIVATE_FUNC(dev)  (dev->activate)
-#define DEACTIVATE_FUNC(dev)  (dev->deactivate)
-#endif
-
 #define DEV_IO(dev, index) (dev->resource[index].start)
 #define DEV_IRQ(dev, index) (dev->irq_resource[index].start)
 
@@ -54,6 +48,7 @@ struct pnp_dev_t {
 };
 
 /* Generic initialisation function for ISA PnP IDE interface */
+
 static int __init pnpide_generic_init(struct pci_dev *dev, int enable)
 {
 	hw_regs_t hw;
@@ -66,13 +61,16 @@ static int __init pnpide_generic_init(struct pci_dev *dev, int enable)
 		return 1;
 
 	ide_setup_ports(&hw, (ide_ioreg_t) DEV_IO(dev, 0),
-			generic_ide_offsets, (ide_ioreg_t) DEV_IO(dev, 1),
-			0, NULL, DEV_IRQ(dev, 0));
+			generic_ide_offsets,
+			(ide_ioreg_t) DEV_IO(dev, 1),
+			0, NULL,
+//			generic_pnp_ide_iops,
+			DEV_IRQ(dev, 0));
 
 	index = ide_register_hw(&hw, NULL);
 
 	if (index != -1) {
-	    	printk("ide%d: %s IDE interface\n", index, DEV_NAME(dev));
+	    	printk(KERN_INFO "ide%d: %s IDE interface\n", index, DEV_NAME(dev));
 		return 0;
 	}
 
@@ -88,7 +86,6 @@ struct pnp_dev_t idepnp_devices[] __initdata = {
 	{	0 }
 };
 
-#ifdef MODULE
 #define NR_PNP_DEVICES 8
 struct pnp_dev_inst {
 	struct pci_dev *dev;
@@ -96,11 +93,11 @@ struct pnp_dev_inst {
 };
 static struct pnp_dev_inst devices[NR_PNP_DEVICES];
 static int pnp_ide_dev_idx = 0;
-#endif
 
 /*
  * Probe for ISA PnP IDE interfaces.
  */
+
 void __init pnpide_init(int enable)
 {
 	struct pci_dev *dev = NULL;
@@ -109,19 +106,18 @@ void __init pnpide_init(int enable)
 	if (!isapnp_present())
 		return;
 
-#ifdef MODULE
 	/* Module unload, deactivate all registered devices. */
 	if (!enable) {
 		int i;
 		for (i = 0; i < pnp_ide_dev_idx; i++) {
+			dev = devices[i].dev;
 			devices[i].dev_type->init_fn(dev, 0);
-
-			if (DEACTIVATE_FUNC(devices[i].dev))
-				DEACTIVATE_FUNC(devices[i].dev)(devices[i].dev);
+			if (dev->deactivate)
+				dev->deactivate(dev);
 		}
 		return;
 	}
-#endif
+
 	for (dev_type = idepnp_devices; dev_type->vendor; dev_type++) {
 		while ((dev = isapnp_find_dev(NULL, dev_type->vendor,
 			dev_type->device, dev))) {
@@ -129,20 +125,20 @@ void __init pnpide_init(int enable)
 			if (dev->active)
 				continue;
 
-       			if (PREPARE_FUNC(dev) && (PREPARE_FUNC(dev))(dev) < 0) {
-				printk("ide: %s prepare failed\n", DEV_NAME(dev));
+       			if (dev->prepare && dev->prepare(dev) < 0) {
+				printk(KERN_ERR"ide-pnp: %s prepare failed\n", DEV_NAME(dev));
 				continue;
 			}
 
-			if (ACTIVATE_FUNC(dev) && (ACTIVATE_FUNC(dev))(dev) < 0) {
-				printk("ide: %s activate failed\n", DEV_NAME(dev));
+			if (dev->activate && dev->activate(dev) < 0) {
+				printk(KERN_ERR"ide: %s activate failed\n", DEV_NAME(dev));
 				continue;
 			}
 
 			/* Call device initialization function */
 			if (dev_type->init_fn(dev, 1)) {
-				if (DEACTIVATE_FUNC(dev))
-					DEACTIVATE_FUNC(dev)(dev);
+				if (dev->deactivate(dev))
+					dev->deactivate(dev);
 			} else {
 #ifdef MODULE
 				/*

drivers/ide/ide_modes.h

@@ -31,17 +31,17 @@ typedef struct ide_pio_timings_s {
 } ide_pio_timings_t;
 
 typedef struct ide_pio_data_s {
-	byte pio_mode;
-	byte use_iordy;
-	byte overridden;
-	byte blacklisted;
+	u8 pio_mode;
+	u8 use_iordy;
+	u8 overridden;
+	u8 blacklisted;
 	unsigned int cycle_time;
 } ide_pio_data_t;
 	
 #ifndef _IDE_C
 
 int ide_scan_pio_blacklist (char *model);
-byte ide_get_best_pio_mode (ide_drive_t *drive, byte mode_wanted, byte max_mode, ide_pio_data_t *d);
+u8 ide_get_best_pio_mode (ide_drive_t *drive, u8 mode_wanted, u8 max_mode, ide_pio_data_t *d);
 extern const ide_pio_timings_t ide_pio_timings[6];
 
 #else /* _IDE_C */
@@ -159,7 +159,7 @@ int ide_scan_pio_blacklist (char *model)
 /*
  * Drive PIO mode auto selection
  */
-byte ide_get_best_pio_mode (ide_drive_t *drive, byte mode_wanted, byte max_mode, ide_pio_data_t *d)
+u8 ide_get_best_pio_mode (ide_drive_t *drive, u8 mode_wanted, u8 max_mode, ide_pio_data_t *d)
 {
 	int pio_mode;
 	int cycle_time = 0;

drivers/ide/legacy/Makefile

+
+O_TARGET := idedriver-legacy.o
+
+obj-y		:=
+obj-m		:=
+
+obj-$(CONFIG_BLK_DEV_ALI14XX)		+= ali14xx.o
+obj-$(CONFIG_BLK_DEV_DTC2278)		+= dtc2278.o
+obj-$(CONFIG_BLK_DEV_HT6560B)		+= ht6560b.o
+obj-$(CONFIG_BLK_DEV_PDC4030)		+= pdc4030.o
+obj-$(CONFIG_BLK_DEV_QD65XX)		+= qd65xx.o
+obj-$(CONFIG_BLK_DEV_UMC8672)		+= umc8672.o
+
+obj-$(CONFIG_BLK_DEV_BUDDHA)		+= buddha.o
+obj-$(CONFIG_BLK_DEV_FALCON_IDE)	+= falconide.o
+obj-$(CONFIG_BLK_DEV_GAYLE)		+= gayle.o
+obj-$(CONFIG_BLK_DEV_MAC_IDE)		+= macide.o
+obj-$(CONFIG_BLK_DEV_Q40IDE)		+= q40ide.o
+
+obj-$(CONFIG_BLK_DEV_IDECS)		+= ide-cs.o
+
+obj-$(CONFIG_BLK_DEV_HD)		+= hd.o
+
+EXTRA_CFLAGS	:= -I../
+
+include $(TOPDIR)/Rules.make

drivers/ide/ali14xx.c → drivers/ide/legacy/ali14xx.c

@@ -39,6 +39,8 @@
 
 #undef REALLY_SLOW_IO           /* most systems can safely undef this */
 
+#include <linux/module.h>
+#include <linux/config.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/delay.h>
@@ -52,14 +54,20 @@
 
 #include <asm/io.h>
 
-#include "ide_modes.h"
+#ifdef CONFIG_BLK_DEV_ALI14XX_MODULE
+# define _IDE_C
+# include "ide_modes.h"
+# undef _IDE_C
+#else
+# include "ide_modes.h"
+#endif /* CONFIG_BLK_DEV_ALI14XX_MODULE */
 
 /* port addresses for auto-detection */
 #define ALI_NUM_PORTS 4
 static int ports[ALI_NUM_PORTS] __initdata = {0x074, 0x0f4, 0x034, 0x0e4};
 
 /* register initialization data */
-typedef struct { byte reg, data; } RegInitializer;
+typedef struct { u8 reg, data; } RegInitializer;
 
 static RegInitializer initData[] __initdata = {
 	{0x01, 0x0f}, {0x02, 0x00}, {0x03, 0x00}, {0x04, 0x00},
@@ -74,7 +82,7 @@ static RegInitializer initData[] __initdata = {
 #define ALI_MAX_PIO 4
 
 /* timing parameter registers for each drive */
-static struct { byte reg1, reg2, reg3, reg4; } regTab[4] = {
+static struct { u8 reg1, reg2, reg3, reg4; } regTab[4] = {
 	{0x03, 0x26, 0x04, 0x27},     /* drive 0 */
 	{0x05, 0x28, 0x06, 0x29},     /* drive 1 */
 	{0x2b, 0x30, 0x2c, 0x31},     /* drive 2 */
@@ -84,24 +92,24 @@ static struct { byte reg1, reg2, reg3, reg4; } regTab[4] = {
 static int basePort;	/* base port address */
 static int regPort;	/* port for register number */
 static int dataPort;	/* port for register data */
-static byte regOn;	/* output to base port to access registers */
-static byte regOff;	/* output to base port to close registers */
+static u8 regOn;	/* output to base port to access registers */
+static u8 regOff;	/* output to base port to close registers */
 
 /*------------------------------------------------------------------------*/
 
 /*
  * Read a controller register.
  */
-static inline byte inReg (byte reg)
+static inline u8 inReg (u8 reg)
 {
 	outb_p(reg, regPort);
-	return IN_BYTE(dataPort);
+	return inb(dataPort);
 }
 
 /*
  * Write a controller register.
  */
-static void outReg (byte data, byte reg)
+static void outReg (u8 data, u8 reg)
 {
 	outb_p(reg, regPort);
 	outb_p(data, dataPort);
@@ -112,11 +120,11 @@ static void outReg (byte data, byte reg)
  * This function computes timing parameters
  * and sets controller registers accordingly.
  */
-static void ali14xx_tune_drive (ide_drive_t *drive, byte pio)
+static void ali14xx_tune_drive (ide_drive_t *drive, u8 pio)
 {
 	int driveNum;
 	int time1, time2;
-	byte param1, param2, param3, param4;
+	u8 param1, param2, param3, param4;
 	unsigned long flags;
 	ide_pio_data_t d;
 	int bus_speed = system_bus_clock();
@@ -132,7 +140,7 @@ static void ali14xx_tune_drive (ide_drive_t *drive, byte pio)
 		param3 += 8;
 		param4 += 8;
 	}
-	printk("%s: PIO mode%d, t1=%dns, t2=%dns, cycles = %d+%d, %d+%d\n",
+	printk(KERN_DEBUG "%s: PIO mode%d, t1=%dns, t2=%dns, cycles = %d+%d, %d+%d\n",
 		drive->name, pio, time1, time2, param1, param2, param3, param4);
 
 	/* stuff timing parameters into controller registers */
@@ -153,16 +161,16 @@ static void ali14xx_tune_drive (ide_drive_t *drive, byte pio)
 static int __init findPort (void)
 {
 	int i;
-	byte t;
+	u8 t;
 	unsigned long flags;
 
 	local_irq_save(flags);
 	for (i = 0; i < ALI_NUM_PORTS; ++i) {
 		basePort = ports[i];
-		regOff = IN_BYTE(basePort);
+		regOff = inb(basePort);
 		for (regOn = 0x30; regOn <= 0x33; ++regOn) {
 			outb_p(regOn, basePort);
-			if (IN_BYTE(basePort) == regOn) {
+			if (inb(basePort) == regOn) {
 				regPort = basePort + 4;
 				dataPort = basePort + 8;
 				t = inReg(0) & 0xf0;
@@ -184,7 +192,7 @@ static int __init findPort (void)
  */
 static int __init initRegisters (void) {
 	RegInitializer *p;
-	byte t;
+	u8 t;
 	unsigned long flags;
 
 	local_irq_save(flags);
@@ -192,21 +200,21 @@ static int __init initRegisters (void) {
 	for (p = initData; p->reg != 0; ++p)
 		outReg(p->data, p->reg);
 	outb_p(0x01, regPort);
-	t = IN_BYTE(regPort) & 0x01;
+	t = inb(regPort) & 0x01;
 	outb_p(regOff, basePort);
 	local_irq_restore(flags);
 	return t;
 }
 
-void __init init_ali14xx (void)
+int __init probe_ali14xx (void)
 {
 	/* auto-detect IDE controller port */
 	if (!findPort()) {
-		printk("\nali14xx: not found");
-		return;
+		printk(KERN_ERR "ali14xx: not found.\n");
+		return 1;
 	}
 
-	printk("\nali14xx: base= 0x%03x, regOn = 0x%02x", basePort, regOn);
+	printk(KERN_DEBUG "ali14xx: base= 0x%03x, regOn = 0x%02x.\n", basePort, regOn);
 	ide_hwifs[0].chipset = ide_ali14xx;
 	ide_hwifs[1].chipset = ide_ali14xx;
 	ide_hwifs[0].tuneproc = &ali14xx_tune_drive;
@@ -217,7 +225,80 @@ void __init init_ali14xx (void)
 
 	/* initialize controller registers */
 	if (!initRegisters()) {
-		printk("\nali14xx: Chip initialization failed");
+		printk(KERN_ERR "ali14xx: Chip initialization failed.\n");
+		return 1;
+	}
+
+#ifndef HWIF_PROBE_CLASSIC_METHOD
+	probe_hwif_init(&ide_hwifs[0]);
+	probe_hwif_init(&ide_hwifs[1]);
+#endif /* HWIF_PROBE_CLASSIC_METHOD */
+
+	return 0;
+}
+
+void __init ali14xx_release (void)
+{
+	if (ide_hwifs[0].chipset != ide_ali14xx &&
+	    ide_hwifs[1].chipset != ide_ali14xx)
 		return;
+
+	ide_hwifs[0].chipset = ide_unknown;
+	ide_hwifs[1].chipset = ide_unknown;
+	ide_hwifs[0].tuneproc = NULL;
+	ide_hwifs[1].tuneproc = NULL;
+	ide_hwifs[0].mate = NULL;
+	ide_hwifs[1].mate = NULL;
+}
+
+#ifndef MODULE
+/*
+ * init_ali14xx:
+ *
+ * called by ide.c when parsing command line
+ */
+
+void __init init_ali14xx (void)
+{
+	/* auto-detect IDE controller port */
+        if (findPort())
+		if (probe_ali14xx())
+			goto no_detect;
+	return;
+
+no_detect:
+	printk(KERN_ERR "ali14xx: not found.\n");
+	ali14xx_release();
+}
+
+#else
+
+MODULE_AUTHOR("see local file");
+MODULE_DESCRIPTION("support of ALI 14XX IDE chipsets");
+MODULE_LICENSE("GPL");
+
+int __init ali14xx_mod_init(void)
+{
+	/* auto-detect IDE controller port */
+	if (findPort())
+		if (probe_ali14xx()) {
+			ali14xx_release();
+			return -ENODEV;
+		}
+
+	if (ide_hwifs[0].chipset != ide_ali14xx &&
+	    ide_hwifs[1].chipset != ide_ali14xx) {
+		ali14xx_release();
+		return -ENODEV;
 	}
+	return 0;
 }
+module_init(ali14xx_mod_init);
+
+void __init ali14xx_mod_exit(void)
+{
+	ali14xx_release();
+}
+module_exit(ali14xx_mod_exit);
+#endif
+

drivers/ide/buddha.c → drivers/ide/legacy/buddha.c

@@ -168,7 +168,11 @@ void __init buddha_init(void)
 			continue;
 		
 		board = z->resource.start;
-		
+
+/*
+ * FIXME: we now have selectable mmio v/s iomio transports.
+ */
+
 		if(type != BOARD_XSURF) {
 			if (!request_mem_region(board+BUDDHA_BASE1, 0x800, "IDE"))
 				continue;
@@ -196,12 +200,16 @@ void __init buddha_init(void)
 				ide_setup_ports(&hw, (ide_ioreg_t)(buddha_board+buddha_bases[i]),
 						buddha_offsets, 0,
 						(ide_ioreg_t)(buddha_board+buddha_irqports[i]),
-						buddha_ack_intr, IRQ_AMIGA_PORTS);
+						buddha_ack_intr,
+//						budda_iops,
+						IRQ_AMIGA_PORTS);
 			} else {
 				ide_setup_ports(&hw, (ide_ioreg_t)(buddha_board+xsurf_bases[i]),
 						xsurf_offsets, 0,
 						(ide_ioreg_t)(buddha_board+xsurf_irqports[i]),
-						xsurf_ack_intr, IRQ_AMIGA_PORTS);
+						xsurf_ack_intr,
+//						xsurf_iops,
+						IRQ_AMIGA_PORTS);
 			}	
 			
 			index = ide_register_hw(&hw, NULL);

drivers/ide/falconide.c → drivers/ide/legacy/falconide.c

@@ -59,7 +59,9 @@ void __init falconide_init(void)
 	int index;
 
 	ide_setup_ports(&hw, (ide_ioreg_t)ATA_HD_BASE, falconide_offsets,
-			0, 0, NULL, IRQ_MFP_IDE);
+			0, 0, NULL,
+//			falconide_iops,
+			IRQ_MFP_IDE);
 	index = ide_register_hw(&hw, NULL);
 
 	if (index != -1)

drivers/ide/gayle.c → drivers/ide/legacy/gayle.c

@@ -137,6 +137,10 @@ void __init gayle_init(void)
 	    irqport = (ide_ioreg_t)ZTWO_VADDR(GAYLE_IRQ_1200);
 	    ack_intr = gayle_ack_intr_a1200;
 	}
+/*
+ * FIXME: we now have selectable modes between mmio v/s iomio
+ */
+
 	phys_base += i*GAYLE_NEXT_PORT;
 
 	res_start = ((unsigned long)phys_base) & ~(GAYLE_NEXT_PORT-1);
@@ -149,7 +153,9 @@ void __init gayle_init(void)
 	ctrlport = GAYLE_HAS_CONTROL_REG ? (base + GAYLE_CONTROL) : 0;
 
 	ide_setup_ports(&hw, base, gayle_offsets,
-			ctrlport, irqport, ack_intr, IRQ_AMIGA_PORTS);
+			ctrlport, irqport, ack_intr,
+//			gaule_iops,
+			IRQ_AMIGA_PORTS);
 
 	index = ide_register_hw(&hw, NULL);
 	if (index != -1) {

drivers/ide/q40ide.c → drivers/ide/legacy/q40ide.c

@@ -84,7 +84,9 @@ void q40ide_init(void)
 
 	ide_setup_ports(&hw,(ide_ioreg_t) pcide_bases[i], (int *)pcide_offsets, 
 			pcide_bases[i]+0x206, 
-			0, NULL, q40ide_default_irq(pcide_bases[i]));
+			0, NULL,
+//			pcide_iops,
+			q40ide_default_irq(pcide_bases[i]));
 	ide_register_hw(&hw, NULL);
     }
 }