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Subject[PATCH -next] crypto: caam: Convert to DEFINE_SHOW_ATTRIBUTE
Date
From: Liu Shixin <liushixin2@huawei.com>

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Liu Shixin <liushixin2@huawei.com>
---
drivers/crypto/caam/dpseci-debugfs.c | 23 ++---------------------
1 file changed, 2 insertions(+), 21 deletions(-)

diff --git a/drivers/crypto/caam/dpseci-debugfs.c b/drivers/crypto/caam/dpseci-debugfs.c
index aa10841b6..0eca8c2fd 100644
--- a/drivers/crypto/caam/dpseci-debugfs.c
+++ b/drivers/crypto/caam/dpseci-debugfs.c
@@ -44,33 +44,14 @@ static int dpseci_dbg_fqs_show(struct seq_file *file, void *offset)
return 0;
}

-static int dpseci_dbg_fqs_open(struct inode *inode, struct file *file)
-{
- int err;
- struct dpaa2_caam_priv *priv;
-
- priv = (struct dpaa2_caam_priv *)inode->i_private;
-
- err = single_open(file, dpseci_dbg_fqs_show, priv);
- if (err < 0)
- dev_err(priv->dev, "single_open() failed\n");
-
- return err;
-}
-
-static const struct file_operations dpseci_dbg_fq_ops = {
- .open = dpseci_dbg_fqs_open,
- .read_iter = seq_read_iter,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(dpseci_dbg_fqs);

void dpaa2_dpseci_debugfs_init(struct dpaa2_caam_priv *priv)
{
priv->dfs_root = debugfs_create_dir(dev_name(priv->dev), NULL);

debugfs_create_file("fq_stats", 0444, priv->dfs_root, priv,
- &dpseci_dbg_fq_ops);
+ &dpseci_dbg_fqs_fops);
}

void dpaa2_dpseci_debugfs_exit(struct dpaa2_caam_priv *priv)
--
2.17.1
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