From 4204f22060f7a5d42c6ccb4d4c25a6a875571099 Mon Sep 17 00:00:00 2001 From: Ansuel Smith Date: Mon, 19 Apr 2021 03:08:37 +0200 Subject: [thermal-next PATCH v2 2/2] thermal: qcom: tsens: simplify debugfs init function 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: Ansuel Smith Reviewed-by: Thara Gopinath --- drivers/thermal/qcom/tsens.c | 16 +++++++--------- 1 file changed, 7 insertions(+), 9 deletions(-) --- a/drivers/thermal/qcom/tsens.c +++ b/drivers/thermal/qcom/tsens.c @@ -692,7 +692,7 @@ static int dbg_version_show(struct seq_f 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