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path: root/drivers/mailbox/mailbox-test.c
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Diffstat (limited to 'drivers/mailbox/mailbox-test.c')
-rw-r--r--drivers/mailbox/mailbox-test.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/mailbox/mailbox-test.c b/drivers/mailbox/mailbox-test.c
index 58bfafc34bc4..4e2bfba39d52 100644
--- a/drivers/mailbox/mailbox-test.c
+++ b/drivers/mailbox/mailbox-test.c
@@ -31,7 +31,6 @@
(MBOX_MAX_MSG_LEN / MBOX_BYTES_PER_LINE))
static bool mbox_data_ready;
-static struct dentry *root_debugfs_dir;
struct mbox_test_device {
struct device *dev;
@@ -45,6 +44,7 @@ struct mbox_test_device {
spinlock_t lock;
wait_queue_head_t waitq;
struct fasync_struct *async_queue;
+ struct dentry *root_debugfs_dir;
};
static ssize_t mbox_test_signal_write(struct file *filp,
@@ -262,16 +262,16 @@ static int mbox_test_add_debugfs(struct platform_device *pdev,
if (!debugfs_initialized())
return 0;
- root_debugfs_dir = debugfs_create_dir("mailbox", NULL);
- if (!root_debugfs_dir) {
+ tdev->root_debugfs_dir = debugfs_create_dir(dev_name(&pdev->dev), NULL);
+ if (!tdev->root_debugfs_dir) {
dev_err(&pdev->dev, "Failed to create Mailbox debugfs\n");
return -EINVAL;
}
- debugfs_create_file("message", 0600, root_debugfs_dir,
+ debugfs_create_file("message", 0600, tdev->root_debugfs_dir,
tdev, &mbox_test_message_ops);
- debugfs_create_file("signal", 0200, root_debugfs_dir,
+ debugfs_create_file("signal", 0200, tdev->root_debugfs_dir,
tdev, &mbox_test_signal_ops);
return 0;
@@ -416,7 +416,7 @@ static int mbox_test_remove(struct platform_device *pdev)
{
struct mbox_test_device *tdev = platform_get_drvdata(pdev);
- debugfs_remove_recursive(root_debugfs_dir);
+ debugfs_remove_recursive(tdev->root_debugfs_dir);
if (tdev->tx_channel)
mbox_free_channel(tdev->tx_channel);