Messages in this thread | | | Date | Fri, 21 Oct 2022 20:33:41 +0200 | Subject | Re: [RESEND PATCH 2/2] thermal: qcom: tsens: simplify debugfs init function | From | Daniel Lezcano <> |
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On 21/10/2022 20:19, Christian Marangi wrote: > 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);
Why the directory creation is replaced by the lookup ?
> debugfs_create_file("sensors", 0444, priv->debug, pdev, &dbg_sensors_fops); > } > #else
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