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| author | Youngjin Jang <yj84.jang@samsung.com> | 2022-03-08 04:07:39 +0900 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2022-03-08 19:57:01 +0100 |
| commit | a759de6991b35ad437adba32b5f0cb2fd9e75929 (patch) | |
| tree | faf514fbae6b07f2c4b8604f038efe160e9ee58a /include/linux/pm.h | |
| parent | 7a64ca17e4dd50d5f910769167f3553902777844 (diff) | |
| download | linux-a759de6991b35ad437adba32b5f0cb2fd9e75929.tar.bz2 | |
PM: sleep: Add device name to suspend_report_result()
Currently, suspend_report_result() prints only function information.
If any driver uses a common PM function, nobody knows who exactly
called the failing function.
A device pinter is needed to recognize the failing device.
For example:
PM: dpm_run_callback(): pnp_bus_suspend+0x0/0x10 returns 0
PM: dpm_run_callback(): pci_pm_suspend+0x0/0x150 returns 0
become after the change:
serial 00:05: PM: dpm_run_callback(): pnp_bus_suspend+0x0/0x10 returns 0
pci 0000:00:01.3: PM: dpm_run_callback(): pci_pm_suspend+0x0/0x150 returns 0
Signed-off-by: Youngjin Jang <yj84.jang@samsung.com>
[ rjw: Changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/linux/pm.h')
| -rw-r--r-- | include/linux/pm.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/pm.h b/include/linux/pm.h index f7d2be686359..e65b3ab28377 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -770,11 +770,11 @@ extern int dpm_suspend_late(pm_message_t state); extern int dpm_suspend(pm_message_t state); extern int dpm_prepare(pm_message_t state); -extern void __suspend_report_result(const char *function, void *fn, int ret); +extern void __suspend_report_result(const char *function, struct device *dev, void *fn, int ret); -#define suspend_report_result(fn, ret) \ +#define suspend_report_result(dev, fn, ret) \ do { \ - __suspend_report_result(__func__, fn, ret); \ + __suspend_report_result(__func__, dev, fn, ret); \ } while (0) extern int device_pm_wait_for_dev(struct device *sub, struct device *dev); @@ -814,7 +814,7 @@ static inline int dpm_suspend_start(pm_message_t state) return 0; } -#define suspend_report_result(fn, ret) do {} while (0) +#define suspend_report_result(dev, fn, ret) do {} while (0) static inline int device_pm_wait_for_dev(struct device *a, struct device *b) { |