[PATCH] OSS trident: switch from ->write_proc

摘自: LKML  被阅读次数: 15


由'机器人'于 2008-05-14 04:01:27 提供


DateWed, 14 May 2008 01:05:44 +0400
FromAlexey Dobriyan <>
Subject[PATCH] OSS trident: switch from ->write_proc
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
 sound/oss/trident.c |   18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)
--- a/sound/oss/trident.c
+++ b/sound/oss/trident.c
@@ -4028,10 +4028,10 @@ ali_free_other_states_resources(struct trident_state *state)
 
 static struct proc_dir_entry *res;
 
-static int
-ali_write_proc(struct file *file, const char __user *buffer, unsigned long count, void *data)
+static ssize_t
+ali_write_proc(struct file *file, const char __user *buffer, size_t count, loff_t *ppos)
 {
-	struct trident_card *card = (struct trident_card *) data;
+	struct trident_card *card = PDE(file->f_path.dentry->d_inode)->data;
 	unsigned long flags;
 	char c;
 
@@ -4068,6 +4068,11 @@ ali_write_proc(struct file *file, const char __user *buffer, unsigned long count
 	return count;
 }
 
+static const struct file_operations ali_proc_fops = {
+	.owner	= THIS_MODULE,
+	.write	= ali_write_proc,
+};
+
 /* OSS /dev/mixer file operation methods */
 static int
 trident_open_mixdev(struct inode *inode, struct file *file)
@@ -4441,11 +4446,8 @@ trident_probe(struct pci_dev *pci_dev, const struct pci_device_id *pci_id)
 		/* ALi SPDIF OUT function */
 		if (card->revision == ALI_5451_V02) {
 			ali_setup_spdif_out(card, ALI_PCM_TO_SPDIF_OUT);
-			res = create_proc_entry("ALi5451", 0, NULL);
-			if (res) {
-				res->write_proc = ali_write_proc;
-				res->data = card;
-			}
+			proc_create_data("ALi5451", 0, NULL,
+					 &ali_proc_fops, card);
 		}
 
 		/* Add H/W Volume Control By Matt Wu Jul. 06, 2001 */
--
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原文链接: http://lkml.org/lkml/2008/5/13/369
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