[RESEND PATCH 2/2] thermal: qcom: tsens: simplify debugfs init function

Christian Marangi
2022-10-21T18:19:26Z

Simplify debugfs init function.
- Add check for existing dev directory.
- Fix wrong version in dbg_version_show (with version 0.0.0, 0.1.0 was
incorrectly reported)

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Reviewed-by: Thara Gopinath <thara.gopinath@linaro.org>
---
drivers/thermal/qcom/tsens.c | 14 +++++---------
1 file changed, 5 insertions(+), 9 deletions(-)

diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
index cc2965b8d409..ff82626cecef 100644
--- a/drivers/thermal/qcom/tsens.c
+++ b/drivers/thermal/qcom/tsens.c
@@ -692,7 +692,7 @@ static int dbg_version_show(struct seq_file *s, void *data)
return ret;
seq_printf(s, "%d.%d.%d\n", maj_ver, min_ver, step_ver);
} else {
- seq_puts(s, "0.1.0\n");
+ seq_printf(s, "0.%d.0\n", priv->feat->ver_major);
}

return 0;
@@ -704,21 +704,17 @@ DEFINE_SHOW_ATTRIBUTE(dbg_sensors);
static void tsens_debug_init(struct platform_device *pdev)
{
struct tsens_priv *priv = platform_get_drvdata(pdev);
- struct dentry *root, *file;

- root = debugfs_lookup("tsens", NULL);
- if (!root)
+ priv->debug_root = debugfs_lookup("tsens", NULL);
+ if (!priv->debug_root)
priv->debug_root = debugfs_create_dir("tsens", NULL);
- else
- priv->debug_root = root;

- file = debugfs_lookup("version", priv->debug_root);
- if (!file)
+ if (!debugfs_lookup("version", priv->debug_root))
debugfs_create_file("version", 0444, priv->debug_root,
pdev, &dbg_version_fops);

/* A directory for each instance of the TSENS IP */
- priv->debug = debugfs_create_dir(dev_name(&pdev->dev), priv->debug_root);
+ priv->debug = debugfs_lookup(dev_name(&pdev->dev), priv->debug_root);
debugfs_create_file("sensors", 0444, priv->debug, pdev, &dbg_sensors_fops);
}
#else
--
2.37.2