summaryrefslogtreecommitdiff
path: root/drivers/regulator
diff options
context:
space:
mode:
authorMark Brown <broonie@kernel.org>2023-05-30 18:29:12 +0300
committerMark Brown <broonie@kernel.org>2023-05-30 18:29:12 +0300
commit9defeb9f0a2a036e58fc4314fcfe64ac286e74f0 (patch)
treecb51e6cbe87880ab3e5bf1f7de86579a81529e62 /drivers/regulator
parent87fe0214d7aae5e1152953710489c5ab5469b388 (diff)
parent08880713ceec023dd94d634f1e8902728c385939 (diff)
downloadlinux-9defeb9f0a2a036e58fc4314fcfe64ac286e74f0.tar.xz
regulator: core: Fix error checking and messages
Merge series from Geert Uytterhoeven <geert+renesas@glider.be>: This patch series corrects an error check, fixes error messages when debugfs is not enabled, and improves debugfs error handling in the regulator core.
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/core.c30
1 files changed, 13 insertions, 17 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 698ab7f5004b..d8e1caaf207e 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1911,19 +1911,17 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
if (err != -EEXIST)
regulator->debugfs = debugfs_create_dir(supply_name, rdev->debugfs);
- if (!regulator->debugfs) {
+ if (IS_ERR(regulator->debugfs))
rdev_dbg(rdev, "Failed to create debugfs directory\n");
- } else {
- debugfs_create_u32("uA_load", 0444, regulator->debugfs,
- &regulator->uA_load);
- debugfs_create_u32("min_uV", 0444, regulator->debugfs,
- &regulator->voltage[PM_SUSPEND_ON].min_uV);
- debugfs_create_u32("max_uV", 0444, regulator->debugfs,
- &regulator->voltage[PM_SUSPEND_ON].max_uV);
- debugfs_create_file("constraint_flags", 0444,
- regulator->debugfs, regulator,
- &constraint_flags_fops);
- }
+
+ debugfs_create_u32("uA_load", 0444, regulator->debugfs,
+ &regulator->uA_load);
+ debugfs_create_u32("min_uV", 0444, regulator->debugfs,
+ &regulator->voltage[PM_SUSPEND_ON].min_uV);
+ debugfs_create_u32("max_uV", 0444, regulator->debugfs,
+ &regulator->voltage[PM_SUSPEND_ON].max_uV);
+ debugfs_create_file("constraint_flags", 0444, regulator->debugfs,
+ regulator, &constraint_flags_fops);
/*
* Check now if the regulator is an always on regulator - if
@@ -5256,10 +5254,8 @@ static void rdev_init_debugfs(struct regulator_dev *rdev)
}
rdev->debugfs = debugfs_create_dir(rname, debugfs_root);
- if (IS_ERR(rdev->debugfs)) {
- rdev_warn(rdev, "Failed to create debugfs directory\n");
- return;
- }
+ if (IS_ERR(rdev->debugfs))
+ rdev_dbg(rdev, "Failed to create debugfs directory\n");
debugfs_create_u32("use_count", 0444, rdev->debugfs,
&rdev->use_count);
@@ -6179,7 +6175,7 @@ static int __init regulator_init(void)
debugfs_root = debugfs_create_dir("regulator", NULL);
if (IS_ERR(debugfs_root))
- pr_warn("regulator: Failed to create debugfs directory\n");
+ pr_debug("regulator: Failed to create debugfs directory\n");
#ifdef CONFIG_DEBUG_FS
debugfs_create_file("supply_map", 0444, debugfs_root, NULL,