target/linux/ipq806x/patches-6.1/110-02-thermal-qcom-tsens-simplify-debugfs-init-function.patch

   1 From 4204f22060f7a5d42c6ccb4d4c25a6a875571099 Mon Sep 17 00:00:00 2001
   2 From: Ansuel Smith <ansuelsmth@gmail.com>
   3 Date: Mon, 19 Apr 2021 03:08:37 +0200
   4 Subject: [thermal-next PATCH v2 2/2] thermal: qcom: tsens: simplify debugfs init
   5  function
   6
   7 Simplify debugfs init function.
   8 - Add check for existing dev directory.
   9 - Fix wrong version in dbg_version_show (with version 0.0.0, 0.1.0 was
  10   incorrectly reported)
  11
  12 Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
  13 Reviewed-by: Thara Gopinath <thara.gopinath@linaro.org>
  14 ---
  15  drivers/thermal/qcom/tsens.c | 16 +++++++---------
  16  1 file changed, 7 insertions(+), 9 deletions(-)
  17
  18 --- a/drivers/thermal/qcom/tsens.c
  19 +++ b/drivers/thermal/qcom/tsens.c
  20 @@ -692,7 +692,7 @@ static int dbg_version_show(struct seq_f
  21                         return ret;
  22                 seq_printf(s, "%d.%d.%d\n", maj_ver, min_ver, step_ver);
  23         } else {
  24 -               seq_puts(s, "0.1.0\n");
  25 +               seq_printf(s, "0.%d.0\n", priv->feat->ver_major);
  26         }
  27
  28         return 0;
  29 @@ -704,21 +704,17 @@ DEFINE_SHOW_ATTRIBUTE(dbg_sensors);
  30  static void tsens_debug_init(struct platform_device *pdev)
  31  {
  32         struct tsens_priv *priv = platform_get_drvdata(pdev);
  33 -       struct dentry *root, *file;
  34
  35 -       root = debugfs_lookup("tsens", NULL);
  36 -       if (!root)
  37 +       priv->debug_root = debugfs_lookup("tsens", NULL);
  38 +       if (!priv->debug_root)
  39                 priv->debug_root = debugfs_create_dir("tsens", NULL);
  40 -       else
  41 -               priv->debug_root = root;
  42
  43 -       file = debugfs_lookup("version", priv->debug_root);
  44 -       if (!file)
  45 +       if (!debugfs_lookup("version", priv->debug_root))
  46                 debugfs_create_file("version", 0444, priv->debug_root,
  47                                     pdev, &dbg_version_fops);
  48
  49         /* A directory for each instance of the TSENS IP */
  50 -       priv->debug = debugfs_create_dir(dev_name(&pdev->dev), priv->debug_root);
  51 +       priv->debug = debugfs_lookup(dev_name(&pdev->dev), priv->debug_root);
  52         debugfs_create_file("sensors", 0444, priv->debug, pdev, &dbg_sensors_fops);
  53  }
  54  #else