On Tue, Apr 1, 2014 at 10:21 PM, Bo Lorentsen <b...@moch.dk> wrote: > On 04/01/2014 04:15 PM, Shuduo Sang wrote: > >> Hi Bo, >> >> Can you post your .config? >> > But of cause :-) please note that this is the default for Debian Jessie > (3.14rc7 amd64), I have not changed anything. > > /BL >
Interesting. I encountered a similar issue on a Lenovo laptop and has been fixed by the patch which mentioned in http://marc.info/?l=linux-acpi&m=137568804802772&w=2. So I thought latest vanilla kernel tree should contains the patch. > >> Shuduo >> >> >> >> On Tue, Apr 1, 2014 at 9:17 PM, Bo Lorentsen <b...@moch.dk <mailto: >> b...@moch.dk>> wrote: >> >> Hi ... >> >> Now that my X1C are working I am quite happy about it, and now I >> am looking at the details. >> >> When I boot the laptop (Debian Jessie + 3.14rc7 + Shuduo's patch) >> I end up in a blank screen, the only way to get anywhere is to >> suspend it and resume, and then i have a beautiful login screen, >> and the laptop works nicely until next reboot. >> >> In the dmesg i get the following remarks : >> >> [ 1.605320] thinkpad_acpi: ThinkPad BIOS GRET32WW (1.09 ), EC >> unknown >> [ 1.605322] thinkpad_acpi: Lenovo ThinkPad X1 Carbon 2nd, model >> 20A7005LMD >> [ 1.607060] thinkpad_acpi: Unsupported brightness interface, >> please contact ibm-acpi-devel@lists.sourceforge.net >> <mailto:ibm-acpi-devel@lists.sourceforge.net> >> >> [ 1.607142] thinkpad_acpi: unknown version of the HKEY >> interface: 0x200 >> [ 1.607198] thinkpad_acpi: please report this to >> ibm-acpi-devel@lists.sourceforge.net >> <mailto:ibm-acpi-devel@lists.sourceforge.net> >> >> >> I know the HKEY problem is worked on, but could the "brightness >> interface" problem be related to the blank screen after boot problem ? >> >> /BL >> >> >> >
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