[PATCH 16/21] drm/i915: make *_debugfs_register() functions return void.
Jani Nikula
jani.nikula at linux.intel.com
Thu Feb 27 13:08:58 UTC 2020
On Thu, 27 Feb 2020, Wambui Karuga <wambui.karugax at gmail.com> wrote:
> Since 987d65d01356 (drm: debugfs: make
> drm_debugfs_create_files() never fail), drm_debugfs_create_files() never
> fails and should return void. Therefore, remove its use as the
> return value of i915_debugfs_register() and
> intel_display_debugfs_register() and have both functions return void.
>
> Signed-off-by: Wambui Karuga <wambui.karugax at gmail.com>
> ---
> drivers/gpu/drm/i915/display/intel_display_debugfs.c | 8 ++++----
> drivers/gpu/drm/i915/display/intel_display_debugfs.h | 4 ++--
> drivers/gpu/drm/i915/i915_debugfs.c | 8 ++++----
> drivers/gpu/drm/i915/i915_debugfs.h | 4 ++--
> 4 files changed, 12 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
> index 46954cc7b6c0..3b877c34c420 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
> @@ -1922,7 +1922,7 @@ static const struct {
> {"i915_edp_psr_debug", &i915_edp_psr_debug_fops},
> };
>
> -int intel_display_debugfs_register(struct drm_i915_private *i915)
> +void intel_display_debugfs_register(struct drm_i915_private *i915)
> {
> struct drm_minor *minor = i915->drm.primary;
> int i;
> @@ -1935,9 +1935,9 @@ int intel_display_debugfs_register(struct drm_i915_private *i915)
> intel_display_debugfs_files[i].fops);
> }
>
> - return drm_debugfs_create_files(intel_display_debugfs_list,
> - ARRAY_SIZE(intel_display_debugfs_list),
> - minor->debugfs_root, minor);
> + drm_debugfs_create_files(intel_display_debugfs_list,
> + ARRAY_SIZE(intel_display_debugfs_list),
> + minor->debugfs_root, minor);
> }
>
> static int i915_panel_show(struct seq_file *m, void *data)
> diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.h b/drivers/gpu/drm/i915/display/intel_display_debugfs.h
> index a3bea1ce04c2..a5cf7a6d3d34 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.h
> @@ -10,10 +10,10 @@ struct drm_connector;
> struct drm_i915_private;
>
> #ifdef CONFIG_DEBUG_FS
> -int intel_display_debugfs_register(struct drm_i915_private *i915);
> +void intel_display_debugfs_register(struct drm_i915_private *i915);
> int intel_connector_debugfs_add(struct drm_connector *connector);
> #else
> -static inline int intel_display_debugfs_register(struct drm_i915_private *i915) { return 0; }
> +static inline int intel_display_debugfs_register(struct drm_i915_private *i915) {}
You don't actually change the return type.
Otherwise, LGTM.
BR,
Jani.
> static inline int intel_connector_debugfs_add(struct drm_connector *connector) { return 0; }
> #endif
>
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index 8f2525e4ce0f..de313199c714 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -2392,7 +2392,7 @@ static const struct i915_debugfs_files {
> {"i915_guc_log_relay", &i915_guc_log_relay_fops},
> };
>
> -int i915_debugfs_register(struct drm_i915_private *dev_priv)
> +void i915_debugfs_register(struct drm_i915_private *dev_priv)
> {
> struct drm_minor *minor = dev_priv->drm.primary;
> int i;
> @@ -2409,7 +2409,7 @@ int i915_debugfs_register(struct drm_i915_private *dev_priv)
> i915_debugfs_files[i].fops);
> }
>
> - return drm_debugfs_create_files(i915_debugfs_list,
> - I915_DEBUGFS_ENTRIES,
> - minor->debugfs_root, minor);
> + drm_debugfs_create_files(i915_debugfs_list,
> + I915_DEBUGFS_ENTRIES,
> + minor->debugfs_root, minor);
> }
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.h b/drivers/gpu/drm/i915/i915_debugfs.h
> index 6da39c76ab5e..1de2736f1248 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.h
> +++ b/drivers/gpu/drm/i915/i915_debugfs.h
> @@ -12,10 +12,10 @@ struct drm_i915_private;
> struct seq_file;
>
> #ifdef CONFIG_DEBUG_FS
> -int i915_debugfs_register(struct drm_i915_private *dev_priv);
> +void i915_debugfs_register(struct drm_i915_private *dev_priv);
> void i915_debugfs_describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj);
> #else
> -static inline int i915_debugfs_register(struct drm_i915_private *dev_priv) { return 0; }
> +static inline void i915_debugfs_register(struct drm_i915_private *dev_priv) {}
> static inline void i915_debugfs_describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) {}
> #endif
--
Jani Nikula, Intel Open Source Graphics Center
More information about the dri-devel
mailing list