X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fide%2Fide-proc.c;h=aa049dab3d95c17609f3a1d54621f18a01896749;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=0344ce8f6ef46d131aeea5e28c237bb818463e7d;hpb=6a77f38946aaee1cd85eeec6cf4229b204c15071;p=linux-2.6.git

diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index 0344ce8f6..aa049dab3 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -22,7 +22,6 @@
  *
  */
 
-#include <linux/config.h>
 #include <linux/module.h>
 
 #include <asm/uaccess.h>
@@ -64,6 +63,7 @@ static int proc_ide_read_imodel
 		case ide_cy82c693:	name = "cy82c693";	break;
 		case ide_4drives:	name = "4drives";	break;
 		case ide_pmac:		name = "mac-io";	break;
+		case ide_au1xxx:	name = "au1xxx";	break;
 		default:		name = "(unknown)";	break;
 	}
 	len = sprintf(page, "%s\n", name);
@@ -107,8 +107,6 @@ static int proc_ide_read_identify
 	if (drive) {
 		unsigned short *val = (unsigned short *) page;
 
-		BUG_ON(!drive->driver);
-
 		err = taskfile_lib_get_identify(drive, page);
 		if (!err) {
 			char *out = ((char *)page) + (SECTOR_WORDS * 4);
@@ -269,14 +267,12 @@ parse_error:
 int proc_ide_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) (DRIVER(drive)->capacity(drive)));
+	int len = sprintf(page,"%llu\n", (long long)0x7fffffff);
 	PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
 }
 
+EXPORT_SYMBOL_GPL(proc_ide_read_capacity);
+
 int proc_ide_read_geometry
 	(char *page, char **start, off_t off, int count, int *eof, void *data)
 {
@@ -311,14 +307,50 @@ static int proc_ide_read_driver
 	(char *page, char **start, off_t off, int count, int *eof, void *data)
 {
 	ide_drive_t	*drive = (ide_drive_t *) data;
-	ide_driver_t	*driver = drive->driver;
+	struct device	*dev = &drive->gendev;
+	ide_driver_t	*ide_drv;
 	int		len;
 
-	len = sprintf(page, "%s version %s\n",
-			driver->name, driver->version);
+	down_read(&dev->bus->subsys.rwsem);
+	if (dev->driver) {
+		ide_drv = container_of(dev->driver, ide_driver_t, gen_driver);
+		len = sprintf(page, "%s version %s\n",
+				dev->driver->name, ide_drv->version);
+	} else
+		len = sprintf(page, "ide-default version 0.9.newide\n");
+	up_read(&dev->bus->subsys.rwsem);
 	PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
 }
 
+static int ide_replace_subdriver(ide_drive_t *drive, const char *driver)
+{
+	struct device *dev = &drive->gendev;
+	int ret = 1;
+	int err;
+
+	down_write(&dev->bus->subsys.rwsem);
+	device_release_driver(dev);
+	/* FIXME: device can still be in use by previous driver */
+	strlcpy(drive->driver_req, driver, sizeof(drive->driver_req));
+	err = device_attach(dev);
+	if (err < 0)
+		printk(KERN_WARNING "IDE: %s: device_attach error: %d\n",
+			__FUNCTION__, err);
+	drive->driver_req[0] = 0;
+	if (dev->driver == NULL) {
+		err = device_attach(dev);
+		if (err < 0)
+			printk(KERN_WARNING
+				"IDE: %s: device_attach(2) error: %d\n",
+				__FUNCTION__, err);
+	}
+	if (dev->driver && !strcmp(dev->driver->name, driver))
+		ret = 0;
+	up_write(&dev->bus->subsys.rwsem);
+
+	return ret;
+}
+
 static int proc_ide_write_driver
 	(struct file *file, const char __user *buffer, unsigned long count, void *data)
 {
@@ -353,6 +385,8 @@ static int proc_ide_read_media
 				break;
 		case ide_floppy:media = "floppy\n";
 				break;
+		case ide_optical:media = "optical\n";
+				break;
 		default:	media = "UNKNOWN\n";
 				break;
 	}
@@ -423,10 +457,7 @@ static void create_proc_ide_drives(ide_hwif_t *hwif)
 
 static void destroy_proc_ide_device(ide_hwif_t *hwif, ide_drive_t *drive)
 {
-	ide_driver_t *driver = drive->driver;
-
 	if (drive->proc) {
-		ide_remove_proc_entries(drive->proc, driver->proc);
 		ide_remove_proc_entries(drive->proc, generic_drive_entries);
 		remove_proc_entry(drive->name, proc_ide_root);
 		remove_proc_entry(drive->name, hwif->proc);
@@ -492,16 +523,37 @@ void destroy_proc_ide_interface(ide_hwif_t *hwif)
 	}
 }
 
-extern struct seq_operations ide_drivers_op;
+static int proc_print_driver(struct device_driver *drv, void *data)
+{
+	ide_driver_t *ide_drv = container_of(drv, ide_driver_t, gen_driver);
+	struct seq_file *s = data;
+
+	seq_printf(s, "%s version %s\n", drv->name, ide_drv->version);
+
+	return 0;
+}
+
+static int ide_drivers_show(struct seq_file *s, void *p)
+{
+	int err;
+
+	err = bus_for_each_drv(&ide_bus_type, NULL, s, proc_print_driver);
+	if (err < 0)
+		printk(KERN_WARNING "IDE: %s: bus_for_each_drv error: %d\n",
+			__FUNCTION__, err);
+	return 0;
+}
+
 static int ide_drivers_open(struct inode *inode, struct file *file)
 {
-	return seq_open(file, &ide_drivers_op);
+	return single_open(file, &ide_drivers_show, NULL);
 }
+
 static struct file_operations ide_drivers_operations = {
 	.open		= ide_drivers_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
-	.release	= seq_release,
+	.release	= single_release,
 };
 
 void proc_ide_create(void)
@@ -520,6 +572,6 @@ void proc_ide_create(void)
 
 void proc_ide_destroy(void)
 {
-	remove_proc_entry("ide/drivers", proc_ide_root);
+	remove_proc_entry("drivers", proc_ide_root);
 	remove_proc_entry("ide", NULL);
 }