On Monday, 7 of April 2008, nikosapi wrote: > On April 6, 2008 19:23:36 Rafael J. Wysocki wrote: > > On Monday, 7 of April 2008, nikosapi wrote: > > > On April 6, 2008 16:21:57 Rafael J. Wysocki wrote: > > > > On Sunday, 6 of April 2008, Nick Nobody wrote: > > > > > Hello, > > > > > > > > Hi, > > > > > > > > > I'm trying to get suspend working properly on my Lenovo 3000 V200. > > > > > I'm using Linux 2.6.25rc8 and the latest xf86-video-intel. Before I > > > > > was using kernel-2.6.23.15-137.fc8, xorg-x11-drv-i810-2.1.1-8.fc8 and > > > > > suspend worked perfectly. > > > > > > > > > > The laptop will go to sleep properly but it doesn't seem to enjoy > > > > > waking up. When it starts up it will either display a black screen > > > > > and remain frozen or I will end up at a virtual term login prompt but > > > > > when I put in my username it never prompts me for my password. > > > > > > > > > > The only way to get suspend working reasonably well is to first > > > > > hibernate and then suspend. After a hibernation suspend seems to work > > > > > fine :S > > > > > > > > > > I'm a real noob when it comes to figuring out these sort of things, > > > > > so any pointers on things I could try would be much appreciated. > > > > > > > > > > Here's what s2ram has to say about my hardware: > > > > > Machine is unknown. > > > > > This machine can be identified by: > > > > > sys_vendor = "LENOVO" > > > > > sys_product = "07642CU" > > > > > sys_version = "LENOVO3000 V200" > > > > > bios_version = "65ET32WW (1.06 )" > > > > > > > > > > Here's the output of dmidecode: http://pastebin.ca/973442 > > > > > > > > Can you try to run "echo mem > /sys/power/state" instead of s2ram and > > > > see if the symptoms are the same? > > > > > > > > Also, please try reverting commit > > > > 7c0ea45be4f114d85ee35caeead8e1660699c46f (reproduced below for > > > > conveninence) and see if that helps. > > > > > > > > Thanks, > > > > Rafael > > > > > > > > --- > > > > commit 7c0ea45be4f114d85ee35caeead8e1660699c46f > > > > Author: Zhao Yakui <yakui.zhao@xxxxxxxxx> > > > > Date: Tue Mar 11 16:56:47 2008 +0800 > > > > > > > > ACPI: Ignore _BQC object when registering backlight device > > > > > > > > According to acpi spec , the objects of _BCL and _BCM are required > > > > if integrated LCD is present and supports brightness level .The _BQC is > > > > the optional object. So the _BQC object is ignored when the backlight > > > > device is registered in ACPI video driver. > > > > > > > > http://bugzilla.kernel.org/show_bug.cgi?id=10206 > > > > > > > > Signed-off-by: Zhao Yakui <yakui.zhao@xxxxxxxxx> > > > > Signed-off-by: Zhang Rui <rui.zhang@xxxxxxxxx> > > > > Signed-off-by: Len Brown <len.brown@xxxxxxxxx> > > > > > > > > diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c > > > > index 12cce69..ace958c 100644 > > > > --- a/drivers/acpi/video.c > > > > +++ b/drivers/acpi/video.c > > > > @@ -713,7 +713,7 @@ static void acpi_video_device_find_cap(struct > > > > acpi_video_device *device) > > > > > > > > kfree(obj); > > > > > > > > - if (device->cap._BCL && device->cap._BCM && device->cap._BQC && > > > > max_level > > > > > > > > > 0){ + if (device->cap._BCL && device->cap._BCM && max_level > 0) { > > > > > > > > int result; > > > > static int count = 0; > > > > char *name; > > > > -- > > > > To unsubscribe from this list: send the line "unsubscribe linux-acpi" > > > > in the body of a message to majordomo@xxxxxxxxxxxxxxx > > > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > > > > > Hello Rafael, > > > > > > I tested with that patch and the problem persists, when the laptop > > > resumes it locks up (with a black screen). If I add acpi_apic_instance=2 > > > acpi_osi=Linux as kernel boot options (as suggested by my dmesg) when it > > > resumes I get back to a virtual term but I'm not able to log in. After > > > entering my username it just hangs there. > > > > Can you please test if the 2.6.24.4 kernel works, then? > > > > Rafael > > -- > > What a coincidence, I upgraded to kernel-2.6.24.4-64.fc8 this afternoon. > Suspend and hibernate work perfectly, even my wifi led works ;) > > Could it be an error I made while configuring the 2.6.25rc8 kernel? Or maybe > some other software that needs to be upgraded? Most probably, there's a regression in the kernel. Since the issue seems to be 100% reproducible for you, could you please carry out a bisection to find the commit that broke things for you? Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
