From: pingshuo <pingshuo@uniontech.com>
To: rjw@rjwysocki.net
Cc: len.brown@intel.com, pavel@ucw.cz, gregkh@linuxfoundation.org,
linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
pingshuo <pingshuo@uniontech.com>
Subject: [PATCH] hibernation:stop resume screen during hibernation
Date: Tue, 22 Jun 2021 16:38:44 +0800 [thread overview]
Message-ID: <20210622083844.13892-1-pingshuo@uniontech.com> (raw)
The display will be woken up during hibernation,
if the computer equipment is poor, it will cause the screen to flicker.
Skip to reusme the display devices in "thaw".
Signed-off-by: pingshuo <pingshuo@uniontech.com>
---
drivers/base/power/main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index c7f51c94969d..376b2eca65c7 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -707,7 +707,7 @@ static int dpm_resume_skip_display_devices(struct device *dev, pm_message_t stat
{
struct pci_dev *pci_test = to_pci_dev(dev);
if (state.event == PM_EVENT_THAW) {
- /*
+ /*
*Filter out the display devices
*/
if((pci_test && ((pci_test->class&DISPLAY_PCI_CLASS_VALID_BIT) == DISPLAY_PCI_CLASS))||(dev->driver&&dev->driver->name&&strncmp(dev->driver->name,"video",6)==0))
--
2.20.1
next reply other threads:[~2021-06-22 8:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-22 8:38 pingshuo [this message]
2021-06-22 10:22 ` Greg KH
2021-06-22 12:45 pingshuo
2021-06-22 13:06 ` Rafael J. Wysocki
2021-06-22 13:47 ` Pavel Machek
2021-06-24 2:06 ` pingshuo
2021-06-22 13:19 ` Greg KH
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