[PATCH RESEND] drm/i915/debugfs: Do not return '0' if there is nothing to return

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Change functions that always return '0' to be void type.

Signed-off-by: Andi Shyti <andi.shyti@xxxxxxxxxxxxxxx>
Reviewed-by: Maciej Patelczyk <maciej.patelczyk@xxxxxxxxx>
---
Hi,

just resending it once more time. Matt, can you please commit
this refactoring if you are OK with it?

Andi

 drivers/gpu/drm/i915/gt/intel_gt_debugfs.c    |  7 ++++---
 drivers/gpu/drm/i915/gt/intel_gt_debugfs.h    |  2 +-
 drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c | 16 ++++++++--------
 drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.h |  4 ++--
 drivers/gpu/drm/i915/i915_debugfs.c           |  9 ++++++---
 5 files changed, 21 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_gt_debugfs.c b/drivers/gpu/drm/i915/gt/intel_gt_debugfs.c
index 6f45b131a0018..d886fdc2c694b 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_debugfs.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt_debugfs.c
@@ -30,7 +30,7 @@ int intel_gt_debugfs_reset_show(struct intel_gt *gt, u64 *val)
 	}
 }
 
-int intel_gt_debugfs_reset_store(struct intel_gt *gt, u64 val)
+void intel_gt_debugfs_reset_store(struct intel_gt *gt, u64 val)
 {
 	/* Flush any previous reset before applying for a new one */
 	wait_event(gt->reset.queue,
@@ -38,7 +38,6 @@ int intel_gt_debugfs_reset_store(struct intel_gt *gt, u64 val)
 
 	intel_gt_handle_error(gt, val, I915_ERROR_CAPTURE,
 			      "Manually reset engine mask to %llx", val);
-	return 0;
 }
 
 /*
@@ -52,7 +51,9 @@ static int __intel_gt_debugfs_reset_show(void *data, u64 *val)
 
 static int __intel_gt_debugfs_reset_store(void *data, u64 val)
 {
-	return intel_gt_debugfs_reset_store(data, val);
+	intel_gt_debugfs_reset_store(data, val);
+
+	return 0;
 }
 
 DEFINE_SIMPLE_ATTRIBUTE(reset_fops, __intel_gt_debugfs_reset_show,
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_debugfs.h b/drivers/gpu/drm/i915/gt/intel_gt_debugfs.h
index 17e79b735cfe9..e4110eebf0937 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_debugfs.h
+++ b/drivers/gpu/drm/i915/gt/intel_gt_debugfs.h
@@ -48,6 +48,6 @@ void intel_gt_debugfs_register_files(struct dentry *root,
 
 /* functions that need to be accessed by the upper level non-gt interfaces */
 int intel_gt_debugfs_reset_show(struct intel_gt *gt, u64 *val);
-int intel_gt_debugfs_reset_store(struct intel_gt *gt, u64 val);
+void intel_gt_debugfs_reset_store(struct intel_gt *gt, u64 val);
 
 #endif /* INTEL_GT_DEBUGFS_H */
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c b/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c
index 4a1c74b8de053..31dbb2b967383 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c
@@ -24,38 +24,38 @@
 #include "intel_uncore.h"
 #include "vlv_sideband.h"
 
-int intel_gt_pm_debugfs_forcewake_user_open(struct intel_gt *gt)
+void intel_gt_pm_debugfs_forcewake_user_open(struct intel_gt *gt)
 {
 	atomic_inc(&gt->user_wakeref);
 	intel_gt_pm_get(gt);
 	if (GRAPHICS_VER(gt->i915) >= 6)
 		intel_uncore_forcewake_user_get(gt->uncore);
-
-	return 0;
 }
 
-int intel_gt_pm_debugfs_forcewake_user_release(struct intel_gt *gt)
+void intel_gt_pm_debugfs_forcewake_user_release(struct intel_gt *gt)
 {
 	if (GRAPHICS_VER(gt->i915) >= 6)
 		intel_uncore_forcewake_user_put(gt->uncore);
 	intel_gt_pm_put(gt);
 	atomic_dec(&gt->user_wakeref);
-
-	return 0;
 }
 
 static int forcewake_user_open(struct inode *inode, struct file *file)
 {
 	struct intel_gt *gt = inode->i_private;
 
-	return intel_gt_pm_debugfs_forcewake_user_open(gt);
+	intel_gt_pm_debugfs_forcewake_user_open(gt);
+
+	return 0;
 }
 
 static int forcewake_user_release(struct inode *inode, struct file *file)
 {
 	struct intel_gt *gt = inode->i_private;
 
-	return intel_gt_pm_debugfs_forcewake_user_release(gt);
+	intel_gt_pm_debugfs_forcewake_user_release(gt);
+
+	return 0;
 }
 
 static const struct file_operations forcewake_user_fops = {
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.h b/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.h
index a8457887ec65e..0ace8c2da0acb 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.h
+++ b/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.h
@@ -14,7 +14,7 @@ void intel_gt_pm_debugfs_register(struct intel_gt *gt, struct dentry *root);
 void intel_gt_pm_frequency_dump(struct intel_gt *gt, struct drm_printer *m);
 
 /* functions that need to be accessed by the upper level non-gt interfaces */
-int intel_gt_pm_debugfs_forcewake_user_open(struct intel_gt *gt);
-int intel_gt_pm_debugfs_forcewake_user_release(struct intel_gt *gt);
+void intel_gt_pm_debugfs_forcewake_user_open(struct intel_gt *gt);
+void intel_gt_pm_debugfs_forcewake_user_release(struct intel_gt *gt);
 
 #endif /* INTEL_GT_PM_DEBUGFS_H */
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 747fe9f41e1f4..2cbd1f58e754c 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -581,8 +581,9 @@ static int i915_wedged_get(void *data, u64 *val)
 static int i915_wedged_set(void *data, u64 val)
 {
 	struct drm_i915_private *i915 = data;
+	intel_gt_debugfs_reset_store(to_gt(i915), val);
 
-	return intel_gt_debugfs_reset_store(to_gt(i915), val);
+	return 0;
 }
 
 DEFINE_SIMPLE_ATTRIBUTE(i915_wedged_fops,
@@ -730,15 +731,17 @@ static int i915_sseu_status(struct seq_file *m, void *unused)
 static int i915_forcewake_open(struct inode *inode, struct file *file)
 {
 	struct drm_i915_private *i915 = inode->i_private;
+	intel_gt_pm_debugfs_forcewake_user_open(to_gt(i915));
 
-	return intel_gt_pm_debugfs_forcewake_user_open(to_gt(i915));
+	return 0;
 }
 
 static int i915_forcewake_release(struct inode *inode, struct file *file)
 {
 	struct drm_i915_private *i915 = inode->i_private;
+	intel_gt_pm_debugfs_forcewake_user_release(to_gt(i915));
 
-	return intel_gt_pm_debugfs_forcewake_user_release(to_gt(i915));
+	return 0;
 }
 
 static const struct file_operations i915_forcewake_fops = {

base-commit: 35a8bf3837850c0ecf945c58f5611bcc53c4a43f
-- 
2.35.1




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