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ide: set IDE_AFLAG_DRQ_INTERRUPT in do_identify()

PATCH In review Bartlomiej Zolnierkiewicz 2 participants 8 messages Aug 19, 2008 – Aug 22, 2008

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#0 lore raw

PATCH 1/6 ide: set IDE_AFLAG_DRQ_INTERRUPT in do_identify()

Set IDE_AFLAG_DRQ_INTERRUPT in do_identify() instead of ATAPI device drivers *_setup() methods.

While at it:
- use ata_id_cdb_intr()

There should be no functional changes caused by this patch.

---
 drivers/ide/ide-cd.c     |    3 ---
 drivers/ide/ide-floppy.c |    5 -----
 drivers/ide/ide-probe.c  |    2 ++
 drivers/ide/ide-tape.c   |    7 -------
 drivers/scsi/ide-scsi.c  |    2 --
 5 files changed, 2 insertions(+), 17 deletions(-)
drivers/ide/ide-cd.c +0 -3
Index: b/drivers/ide/ide-cd.c
===================================================================
@@ -1887,9 +1887,6 @@ static int ide_cdrom_setup(ide_drive_t *
 	drive->atapi_flags = IDE_AFLAG_MEDIA_CHANGED | IDE_AFLAG_NO_EJECT |
 		       ide_cd_flags(id);
 
-	if ((id[ATA_ID_CONFIG] & 0x0060) == 0x20)
-		drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
-
 	if ((drive->atapi_flags & IDE_AFLAG_VERTOS_300_SSD) &&
 	    fw_rev[4] == '1' && fw_rev[6] <= '2')
 		drive->atapi_flags |= (IDE_AFLAG_TOCTRACKS_AS_BCD |
drivers/ide/ide-floppy.c +0 -5
Index: b/drivers/ide/ide-floppy.c
===================================================================
@@ -578,16 +578,11 @@ static const struct ide_proc_devset idef
 static void idefloppy_setup(ide_drive_t *drive, idefloppy_floppy_t *floppy)
 {
 	u16 *id = drive->id;
-	u8 gcw[2];
-
-	*((u16 *)&gcw) = id[ATA_ID_CONFIG];
 
 	drive->pc_callback	 = ide_floppy_callback;
 	drive->pc_update_buffers = idefloppy_update_buffers;
 	drive->pc_io_buffers	 = ide_io_buffers;
 
-	if (((gcw[0] & 0x60) >> 5) == 1)
-		drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
 	/*
 	 * We used to check revisions here. At this point however I'm giving up.
 	 * Just assume they are all broken, its easier.
drivers/ide/ide-probe.c +2 -0
Index: b/drivers/ide/ide-probe.c
===================================================================
@@ -206,6 +206,8 @@ static inline void do_identify (ide_driv
 		drive->media = type;
 		/* an ATAPI device ignores DRDY */
 		drive->ready_stat = 0;
+		if (ata_id_cdb_intr(id))
+			drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
 		return;
 	}
 
drivers/ide/ide-tape.c +0 -7
Index: b/drivers/ide/ide-tape.c
===================================================================
@@ -2184,7 +2184,6 @@ static void idetape_setup(ide_drive_t *d
 	unsigned long t;
 	int speed;
 	int buffer_size;
-	u8 gcw[2];
 	u16 *ctl = (u16 *)&tape->caps[12];
 
 	drive->pc_callback	 = ide_tape_callback;
@@ -2211,12 +2210,6 @@ static void idetape_setup(ide_drive_t *d
 	tape->name[2] = '0' + minor;
 	tape->chrdev_dir = IDETAPE_DIR_NONE;
 
-	*((u16 *)&gcw) = drive->id[ATA_ID_CONFIG];
-
-	/* Command packet DRQ type */
-	if (((gcw[0] & 0x60) >> 5) == 1)
-		set_bit(IDE_AFLAG_DRQ_INTERRUPT, &drive->atapi_flags);
-
 	idetape_get_inquiry_results(drive);
 	idetape_get_mode_sense_results(drive);
 	ide_tape_get_bsize_from_bdesc(drive);
drivers/scsi/ide-scsi.c +0 -2
Index: b/drivers/scsi/ide-scsi.c
===================================================================
@@ -385,8 +385,6 @@ static const struct ide_proc_devset ides
  */
 static void idescsi_setup (ide_drive_t *drive, idescsi_scsi_t *scsi)
 {
-	if ((drive->id[ATA_ID_CONFIG] & 0x0060) == 0x20)
-		set_bit(IDE_AFLAG_DRQ_INTERRUPT, &drive->atapi_flags);
 	clear_bit(IDESCSI_SG_TRANSFORM, &scsi->transform);
 #if IDESCSI_DEBUG_LOG
 	set_bit(IDESCSI_LOG_CMD, &scsi->log);
#1 lore raw

PATCH 2/6 ide-cd: no need to zero drive->special.all

---
 drivers/ide/ide-cd.c |    2 --
 1 file changed, 2 deletions(-)
drivers/ide/ide-cd.c +0 -2
Index: b/drivers/ide/ide-cd.c
===================================================================
@@ -1882,8 +1882,6 @@ static int ide_cdrom_setup(ide_drive_t *
 	if (!drive->queue->unplug_delay)
 		drive->queue->unplug_delay = 1;
 
-	drive->special.all	= 0;
-
 	drive->atapi_flags = IDE_AFLAG_MEDIA_CHANGED | IDE_AFLAG_NO_EJECT |
 		       ide_cd_flags(id);
 
#2 lore raw

PATCH 3/6 ide-floppy: move all ioctl handling to ide-floppy_ioctl.c

In reply to Bartlomiej Zolnierkiewicz

While at it:
- idefloppy_ioctl() -> ide_floppy_ioctl()

---
 drivers/ide/ide-floppy.c       |   52 ---------------------------------------
 drivers/ide/ide-floppy.h       |    3 --
 drivers/ide/ide-floppy_ioctl.c |   54 +++++++++++++++++++++++++++++++++++++++--
 3 files changed, 54 insertions(+), 55 deletions(-)
drivers/ide/ide-floppy.c +1 -51
Index: b/drivers/ide/ide-floppy.c
===================================================================
@@ -767,56 +767,6 @@ static int idefloppy_getgeo(struct block
 	return 0;
 }
 
-static int ide_floppy_lockdoor(ide_drive_t *drive, struct ide_atapi_pc *pc,
-			       unsigned long arg, unsigned int cmd)
-{
-	idefloppy_floppy_t *floppy = drive->driver_data;
-	struct gendisk *disk = floppy->disk;
-	int prevent = (arg && cmd != CDROMEJECT) ? 1 : 0;
-
-	if (floppy->openers > 1)
-		return -EBUSY;
-
-	ide_set_media_lock(drive, disk, prevent);
-
-	if (cmd == CDROMEJECT)
-		ide_do_start_stop(drive, disk, 2);
-
-	return 0;
-}
-
-static int idefloppy_ioctl(struct inode *inode, struct file *file,
-			unsigned int cmd, unsigned long arg)
-{
-	struct block_device *bdev = inode->i_bdev;
-	struct ide_floppy_obj *floppy = ide_drv_g(bdev->bd_disk,
-						     ide_floppy_obj);
-	ide_drive_t *drive = floppy->drive;
-	struct ide_atapi_pc pc;
-	void __user *argp = (void __user *)arg;
-	int err;
-
-	if (cmd == CDROMEJECT || cmd == CDROM_LOCKDOOR)
-		return ide_floppy_lockdoor(drive, &pc, arg, cmd);
-
-	err = ide_floppy_format_ioctl(drive, file, cmd, argp);
-	if (err != -ENOTTY)
-		return err;
-
-	/*
-	 * skip SCSI_IOCTL_SEND_COMMAND (deprecated)
-	 * and CDROM_SEND_PACKET (legacy) ioctls
-	 */
-	if (cmd != CDROM_SEND_PACKET && cmd != SCSI_IOCTL_SEND_COMMAND)
-		err = scsi_cmd_ioctl(file, bdev->bd_disk->queue,
-					bdev->bd_disk, cmd, argp);
-
-	if (err == -ENOTTY)
-		err = generic_ide_ioctl(drive, file, bdev, cmd, arg);
-
-	return err;
-}
-
 static int idefloppy_media_changed(struct gendisk *disk)
 {
 	struct ide_floppy_obj *floppy = ide_drv_g(disk, ide_floppy_obj);
@@ -844,7 +794,7 @@ static struct block_device_operations id
 	.owner			= THIS_MODULE,
 	.open			= idefloppy_open,
 	.release		= idefloppy_release,
-	.ioctl			= idefloppy_ioctl,
+	.ioctl			= ide_floppy_ioctl,
 	.getgeo			= idefloppy_getgeo,
 	.media_changed		= idefloppy_media_changed,
 	.revalidate_disk	= idefloppy_revalidate_disk
drivers/ide/ide-floppy.h +1 -2
Index: b/drivers/ide/ide-floppy.h
===================================================================
@@ -50,7 +50,6 @@ void ide_floppy_create_mode_sense_cmd(st
 void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *);
 
 /* ide-floppy_ioctl.c */
-int ide_floppy_format_ioctl(ide_drive_t *, struct file *, unsigned int,
-			    void __user *);
+int ide_floppy_ioctl(struct inode *, struct file *, unsigned, unsigned long);
 
 #endif /*__IDE_FLOPPY_H */
drivers/ide/ide-floppy_ioctl.c +52 -2

63 lines not on this page · raw message

#3 lore raw

PATCH 4/6 ide-floppy: move /proc handling to ide-floppy_proc.c

In reply to Bartlomiej Zolnierkiewicz

While at it:
- idefloppy_capacity() -> ide_floppy_capacity()
- idefloppy_proc[] -> ide_floppy_proc[]
- idefloppy_settings[] -> ide_floppy_settings[]

---
 drivers/ide/Makefile          |    2 +-
 drivers/ide/ide-floppy.c      |   41 ++++-------------------------------------
 drivers/ide/ide-floppy.h      |    5 +++++
 drivers/ide/ide-floppy_proc.c |   35 +++++++++++++++++++++++++++++++++++
 4 files changed, 45 insertions(+), 38 deletions(-)
drivers/ide/Makefile +1 -1
Index: b/drivers/ide/Makefile
===================================================================
@@ -37,7 +37,7 @@ obj-$(CONFIG_IDE_GENERIC)		+= ide-generi
 obj-$(CONFIG_BLK_DEV_IDEPNP)		+= ide-pnp.o
 
 ide-cd_mod-y += ide-cd.o ide-cd_ioctl.o ide-cd_verbose.o
-ide-floppy_mod-y += ide-floppy.o ide-floppy_ioctl.o
+ide-floppy_mod-y += ide-floppy.o ide-floppy_ioctl.o ide-floppy_proc.o
 
 obj-$(CONFIG_BLK_DEV_IDEDISK)		+= ide-disk.o
 obj-$(CONFIG_BLK_DEV_IDECD)		+= ide-cd_mod.o
drivers/ide/ide-floppy.c +4 -37

71 lines not on this page · raw message

drivers/ide/ide-floppy.h +5 -0
Index: b/drivers/ide/ide-floppy.h
===================================================================
@@ -48,8 +48,13 @@ typedef struct ide_floppy_obj {
 /* ide-floppy.c */
 void ide_floppy_create_mode_sense_cmd(struct ide_atapi_pc *, u8);
 void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *);
+sector_t ide_floppy_capacity(ide_drive_t *);
 
 /* ide-floppy_ioctl.c */
 int ide_floppy_ioctl(struct inode *, struct file *, unsigned, unsigned long);
 
+/* ide-floppy_proc.c */
+extern ide_proc_entry_t ide_floppy_proc[];
+extern const struct ide_proc_devset ide_floppy_settings[];
+
 #endif /*__IDE_FLOPPY_H */
drivers/ide/ide-floppy_proc.c new file +35 -0
Index: b/drivers/ide/ide-floppy_proc.c
===================================================================
@@ -0,0 +1,35 @@
+#include <linux/kernel.h>
+#include <linux/ide.h>
+
+#include "ide-floppy.h"
+
+#ifdef CONFIG_IDE_PROC_FS
+static int proc_idefloppy_read_capacity(char *page, char **start, off_t off,
+		int count, int *eof, void *data)
+{
+	ide_drive_t*drive = (ide_drive_t *)data;
+	int len;
+
+	len = sprintf(page, "%llu\n", (long long)ide_floppy_capacity(drive));
+	PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
+}
+
+ide_proc_entry_t ide_floppy_proc[] = {
+	{ "capacity",	S_IFREG|S_IRUGO, proc_idefloppy_read_capacity,	NULL },
+	{ "geometry",	S_IFREG|S_IRUGO, proc_ide_read_geometry,	NULL },
+	{ NULL, 0, NULL, NULL }
+};
+
+ide_devset_rw_field(bios_cyl, bios_cyl);
+ide_devset_rw_field(bios_head, bios_head);
+ide_devset_rw_field(bios_sect, bios_sect);
+ide_devset_rw_field(ticks, pc_delay);
+
+const struct ide_proc_devset ide_floppy_settings[] = {
+	IDE_PROC_DEVSET(bios_cyl,  0, 1023),
+	IDE_PROC_DEVSET(bios_head, 0,  255),
+	IDE_PROC_DEVSET(bios_sect, 0,   63),
+	IDE_PROC_DEVSET(ticks,	   0,  255),
+	{ 0 },
+};
+#endif	/* CONFIG_IDE_PROC_FS */
#4 lore raw

PATCH 5/6 ide-disk: move all ioctl handling to ide-disk_ioctl.c

In reply to Bartlomiej Zolnierkiewicz

While at it:
- idedisk_ioctl() -> ide_disk_ioctl()

---
 drivers/ide/Makefile         |    3 +-
 drivers/ide/ide-disk.c       |   48 +++++++------------------------------------
 drivers/ide/ide-disk.h       |   25 ++++++++++++++++++++++
 drivers/ide/ide-disk_ioctl.c |   29 +++++++++++++++++++++++++
 drivers/ide/ide.c            |   11 +++------
 include/linux/ide.h          |    7 ++++--
 6 files changed, 73 insertions(+), 50 deletions(-)
drivers/ide/Makefile +2 -1
Index: b/drivers/ide/Makefile
===================================================================
@@ -36,10 +36,11 @@ obj-$(CONFIG_IDE_H8300)			+= h8300/
 obj-$(CONFIG_IDE_GENERIC)		+= ide-generic.o
 obj-$(CONFIG_BLK_DEV_IDEPNP)		+= ide-pnp.o
 
+ide-disk_mod-y += ide-disk.o ide-disk_ioctl.o
 ide-cd_mod-y += ide-cd.o ide-cd_ioctl.o ide-cd_verbose.o
 ide-floppy_mod-y += ide-floppy.o ide-floppy_ioctl.o ide-floppy_proc.o
 
-obj-$(CONFIG_BLK_DEV_IDEDISK)		+= ide-disk.o
+obj-$(CONFIG_BLK_DEV_IDEDISK)		+= ide-disk_mod.o
 obj-$(CONFIG_BLK_DEV_IDECD)		+= ide-cd_mod.o
 obj-$(CONFIG_BLK_DEV_IDEFLOPPY)		+= ide-floppy_mod.o
 obj-$(CONFIG_BLK_DEV_IDETAPE)		+= ide-tape.o
drivers/ide/ide-disk.c +8 -40

84 lines not on this page · raw message

drivers/ide/ide-disk.h new file +25 -0
Index: b/drivers/ide/ide-disk.h
===================================================================
@@ -0,0 +1,25 @@
+#ifndef __IDE_DISK_H
+#define __IDE_DISK_H
+
+struct ide_disk_obj {
+	ide_drive_t	*drive;
+	ide_driver_t	*driver;
+	struct gendisk	*disk;
+	struct kref	kref;
+	unsigned int	openers;	/* protected by BKL for now */
+};
+
+#define ide_disk_g(disk) \
+	container_of((disk)->private_data, struct ide_disk_obj, driver)
+
+/* ide-disk.c */
+ide_decl_devset(address);
+ide_decl_devset(multcount);
+ide_decl_devset(nowerr);
+ide_decl_devset(wcache);
+ide_decl_devset(acoustic);
+
+/* ide-disk_ioctl.c */
+int ide_disk_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
+
+#endif /* __IDE_DISK_H */
drivers/ide/ide-disk_ioctl.c new file +29 -0
Index: b/drivers/ide/ide-disk_ioctl.c
===================================================================
@@ -0,0 +1,29 @@
+#include <linux/kernel.h>
+#include <linux/ide.h>
+#include <linux/hdreg.h>
+
+#include "ide-disk.h"
+
+static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = {
+{ HDIO_GET_ADDRESS,	HDIO_SET_ADDRESS,   &ide_devset_address   },
+{ HDIO_GET_MULTCOUNT,	HDIO_SET_MULTCOUNT, &ide_devset_multcount },
+{ HDIO_GET_NOWERR,	HDIO_SET_NOWERR,    &ide_devset_nowerr	  },
+{ HDIO_GET_WCACHE,	HDIO_SET_WCACHE,    &ide_devset_wcache	  },
+{ HDIO_GET_ACOUSTIC,	HDIO_SET_ACOUSTIC,  &ide_devset_acoustic  },
+{ 0 }
+};
+
+int ide_disk_ioctl(struct inode *inode, struct file *file,
+		   unsigned int cmd, unsigned long arg)
+{
+	struct block_device *bdev = inode->i_bdev;
+	struct ide_disk_obj *idkp = ide_disk_g(bdev->bd_disk);
+	ide_drive_t *drive = idkp->drive;
+	int err;
+
+	err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings);
+	if (err != -EOPNOTSUPP)
+		return err;
+
+	return generic_ide_ioctl(drive, file, bdev, cmd, arg);
+}
drivers/ide/ide.c +4 -7
Index: b/drivers/ide/ide.c
===================================================================
@@ -392,13 +392,10 @@ static int set_unmaskirq(ide_drive_t *dr
 	return 0;
 }
 
-#define ide_gen_devset_rw(_name, _func) \
-__IDE_DEVSET(_name, DS_SYNC, get_##_func, set_##_func)
-
-ide_gen_devset_rw(io_32bit, io_32bit);
-ide_gen_devset_rw(keepsettings, ksettings);
-ide_gen_devset_rw(unmaskirq, unmaskirq);
-ide_gen_devset_rw(using_dma, using_dma);
+ide_ext_devset_rw_sync(io_32bit, io_32bit);
+ide_ext_devset_rw_sync(keepsettings, ksettings);
+ide_ext_devset_rw_sync(unmaskirq, unmaskirq);
+ide_ext_devset_rw_sync(using_dma, using_dma);
 __IDE_DEVSET(pio_mode, DS_SYNC, NULL, set_pio_mode);
 
 static int generic_ide_suspend(struct device *dev, pm_message_t mesg)
include/linux/ide.h +5 -2
Index: b/include/linux/ide.h
===================================================================
@@ -942,8 +942,11 @@ IDE_DEVSET(_name, 0, get_##_func, set_##
 #define ide_devset_w(_name, _func) \
 IDE_DEVSET(_name, 0, NULL, set_##_func)
 
-#define ide_devset_rw_sync(_name, _func) \
-IDE_DEVSET(_name, DS_SYNC, get_##_func, set_##_func)
+#define ide_ext_devset_rw(_name, _func) \
+__IDE_DEVSET(_name, 0, get_##_func, set_##_func)
+
+#define ide_ext_devset_rw_sync(_name, _func) \
+__IDE_DEVSET(_name, DS_SYNC, get_##_func, set_##_func)
 
 #define ide_decl_devset(_name) \
 extern const struct ide_devset ide_devset_##_name
#5 lore raw

PATCH 6/6 ide-disk: move /proc handling to ide-disk_proc.c

In reply to Bartlomiej Zolnierkiewicz

While at it:
- idedisk_capacity() -> ide_disk_capacity()
- idedisk_proc[] -> ide_disk_proc[]
- idedisk_settings[] -> ide_disk_settings[]

---
 drivers/ide/Makefile        |    2 
 drivers/ide/ide-disk.c      |  142 ++------------------------------------------
 drivers/ide/ide-disk.h      |    5 +
 drivers/ide/ide-disk_proc.c |  131 ++++++++++++++++++++++++++++++++++++++++
 4 files changed, 144 insertions(+), 136 deletions(-)
drivers/ide/Makefile +1 -1
Index: b/drivers/ide/Makefile
===================================================================
@@ -36,7 +36,7 @@ obj-$(CONFIG_IDE_H8300)			+= h8300/
 obj-$(CONFIG_IDE_GENERIC)		+= ide-generic.o
 obj-$(CONFIG_BLK_DEV_IDEPNP)		+= ide-pnp.o
 
-ide-disk_mod-y += ide-disk.o ide-disk_ioctl.o
+ide-disk_mod-y += ide-disk.o ide-disk_ioctl.o ide-disk_proc.o
 ide-cd_mod-y += ide-cd.o ide-cd_ioctl.o ide-cd_verbose.o
 ide-floppy_mod-y += ide-floppy.o ide-floppy_ioctl.o ide-floppy_proc.o
 
drivers/ide/ide-disk.c +7 -135

188 lines not on this page · raw message

drivers/ide/ide-disk.h +5 -0
Index: b/drivers/ide/ide-disk.h
===================================================================
@@ -13,6 +13,7 @@ struct ide_disk_obj {
 	container_of((disk)->private_data, struct ide_disk_obj, driver)
 
 /* ide-disk.c */
+sector_t ide_disk_capacity(ide_drive_t *);
 ide_decl_devset(address);
 ide_decl_devset(multcount);
 ide_decl_devset(nowerr);
@@ -22,4 +23,8 @@ ide_decl_devset(acoustic);
 /* ide-disk_ioctl.c */
 int ide_disk_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
 
+/* ide-disk_proc.c */
+extern ide_proc_entry_t ide_disk_proc[];
+extern const struct ide_proc_devset ide_disk_settings[];
+
 #endif /* __IDE_DISK_H */
drivers/ide/ide-disk_proc.c new file +131 -0

131 lines not on this page · raw message

#6 lore raw
In reply to Bartlomiej Zolnierkiewicz

Hello.

Quoted 11 lines · Bartlomiej Zolnierkiewicz

Set IDE_AFLAG_DRQ_INTERRUPT in do_identify() instead of ATAPI device drivers *_setup() methods.

While at it:
- use ata_id_cdb_intr()

There should be no functional changes caused by this patch.

[...]

drivers/ide/ide-cd.c static int ide_cdrom_setup(ide_drive_t * · line 1890

Quoted 12 lines

Index: b/drivers/ide/ide-cd.c
===================================================================

drivers/ide/ide-cd.c +0 -3
@@ -1887,9 +1887,6 @@ static int ide_cdrom_setup(ide_drive_t *
 	drive->atapi_flags = IDE_AFLAG_MEDIA_CHANGED | IDE_AFLAG_NO_EJECT |
 		       ide_cd_flags(id);
 
-	if ((id[ATA_ID_CONFIG] & 0x0060) == 0x20)
-		drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
-
 

Wait, this needs to be fixed first -- 0x20 does *not* mean CDB INTRQ!

drivers/scsi/ide-scsi.c static const struct ide_proc_devset ides · line 388

Quoted 10 lines

Index: b/drivers/scsi/ide-scsi.c
===================================================================

drivers/scsi/ide-scsi.c +0 -1
@@ -385,8 +385,6 @@ static const struct ide_proc_devset ides
  */
 static void idescsi_setup (ide_drive_t *drive, idescsi_scsi_t *scsi)
 {
-	if ((drive->id[ATA_ID_CONFIG] & 0x0060) == 0x20)
 

This one is wrong too...

WBR, Sergei

#7 lore raw
Quoted 20 lines · Hello, I wrote:
Quoted 11 lines

Set IDE_AFLAG_DRQ_INTERRUPT in do_identify() instead of ATAPI device drivers *_setup() methods.

While at it:
- use ata_id_cdb_intr()

There should be no functional changes caused by this patch.

[...]

Quoted 8 lines

Index: b/drivers/ide/ide-cd.c
===================================================================

drivers/ide/ide-cd.c +0 -0
@@ -1887,9 +1887,6 @@ static int ide_cdrom_setup(ide_drive_t *
     drive->atapi_flags = IDE_AFLAG_MEDIA_CHANGED | IDE_AFLAG_NO_EJECT |
                ide_cd_flags(id);
 
Quoted 6 lines

drivers/ide/ide-cd.c static int ide_cdrom_setup(ide_drive_t *

Quoted 4 lines
drivers/ide/ide-cd.c +0 -3
-    if ((id[ATA_ID_CONFIG] & 0x0060) == 0x20)
-        drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
-
 

Wait, this needs to be fixed first -- 0x20 does *not* mean CDB INTRQ!

Ignore me -- it's not my day. :-]

WBR, Sergei