Merge branch 'for-2.6.26' of master.kernel.org:/pub/scm/linux/kernel/git/jwboyer/powerpc-4xx into merge

1 files changed, 52 insertions, 29 deletions

diff --git a/drivers/zorro/proc.c b/drivers/zorro/proc.c
index 2ce4ceb..099b6fb 100644
--- a/drivers/zorro/proc.c
+++ b/drivers/zorro/proc.c
@@ -13,6 +13,7 @@
 #include <linux/types.h>
 #include <linux/zorro.h>
 #include <linux/proc_fs.h>
+#include <linux/seq_file.h>
 #include <linux/init.h>
 #include <linux/smp_lock.h>
 #include <asm/uaccess.h>
@@ -76,36 +77,58 @@ proc_bus_zorro_read(struct file *file, char __user *buf, size_t nbytes, loff_t *
 }
 
 static const struct file_operations proc_bus_zorro_operations = {
+	.owner		= THIS_MODULE,
 	.llseek		= proc_bus_zorro_lseek,
 	.read		= proc_bus_zorro_read,
 };
 
-static int
-get_zorro_dev_info(char *buf, char **start, off_t pos, int count)
+static void * zorro_seq_start(struct seq_file *m, loff_t *pos)
 {
-	u_int slot;
-	off_t at = 0;
-	int len, cnt;
-
-	for (slot = cnt = 0; slot < zorro_num_autocon && count > cnt; slot++) {
-		struct zorro_dev *z = &zorro_autocon[slot];
-		len = sprintf(buf, "%02x\t%08x\t%08lx\t%08lx\t%02x\n", slot,
-			      z->id, (unsigned long)zorro_resource_start(z),
-			      (unsigned long)zorro_resource_len(z),
-			      z->rom.er_Type);
-		at += len;
-		if (at >= pos) {
-			if (!*start) {
-				*start = buf + (pos - (at - len));
-				cnt = at - pos;
-			} else
-				cnt += len;
-			buf += len;
-		}
-	}
-	return (count > cnt) ? cnt : count;
+	return (*pos < zorro_num_autocon) ? pos : NULL;
+}
+
+static void * zorro_seq_next(struct seq_file *m, void *v, loff_t *pos)
+{
+	(*pos)++;
+	return (*pos < zorro_num_autocon) ? pos : NULL;
+}
+
+static void zorro_seq_stop(struct seq_file *m, void *v)
+{
+}
+
+static int zorro_seq_show(struct seq_file *m, void *v)
+{
+	u_int slot = *(loff_t *)v;
+	struct zorro_dev *z = &zorro_autocon[slot];
+
+	seq_printf(m, "%02x\t%08x\t%08lx\t%08lx\t%02x\n", slot, z->id,
+		   (unsigned long)zorro_resource_start(z),
+		   (unsigned long)zorro_resource_len(z),
+		   z->rom.er_Type);
+	return 0;
+}
+
+static const struct seq_operations zorro_devices_seq_ops = {
+	.start = zorro_seq_start,
+	.next  = zorro_seq_next,
+	.stop  = zorro_seq_stop,
+	.show  = zorro_seq_show,
+};
+
+static int zorro_devices_proc_open(struct inode *inode, struct file *file)
+{
+	return seq_open(file, &zorro_devices_seq_ops);
 }
 
+static const struct file_operations zorro_devices_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= zorro_devices_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= seq_release,
+};
+
 static struct proc_dir_entry *proc_bus_zorro_dir;
 
 static int __init zorro_proc_attach_device(u_int slot)
@@ -114,11 +137,11 @@ static int __init zorro_proc_attach_device(u_int slot)
 	char name[4];
 
 	sprintf(name, "%02x", slot);
-	entry = create_proc_entry(name, 0, proc_bus_zorro_dir);
+	entry = proc_create_data(name, 0, proc_bus_zorro_dir,
+				 &proc_bus_zorro_operations,
+				 &zorro_autocon[slot]);
 	if (!entry)
 		return -ENOMEM;
-	entry->proc_fops = &proc_bus_zorro_operations;
-	entry->data = &zorro_autocon[slot];
 	entry->size = sizeof(struct zorro_dev);
 	return 0;
 }
@@ -128,9 +151,9 @@ static int __init zorro_proc_init(void)
 	u_int slot;
 
 	if (MACH_IS_AMIGA && AMIGAHW_PRESENT(ZORRO)) {
-		proc_bus_zorro_dir = proc_mkdir("zorro", proc_bus);
-		create_proc_info_entry("devices", 0, proc_bus_zorro_dir,
-				       get_zorro_dev_info);
+		proc_bus_zorro_dir = proc_mkdir("bus/zorro", NULL);
+		proc_create("devices", 0, proc_bus_zorro_dir,
+			    &zorro_devices_proc_fops);
 		for (slot = 0; slot < zorro_num_autocon; slot++)
 			zorro_proc_attach_device(slot);
 	}