Attached - this was using 2.6.30-rc6 and Xorg. Please let me know if you would also like dmesg output for when I do a console based resume. Regards, Niel On 05/25/2009 07:58 AM, Zhang Rui wrote: > please attach the dmesg output after S4 resume. > > thanks, > rui > > On Sat, 2009-05-23 at 02:12 +0800, Niel Lambrechts wrote: > >> (fixed top posting) >> >> On 05/22/2009 05:39 AM, Zhang Rui wrote: >> >>> On Fri, 2009-05-22 at 06:58 +0800, Niel Lambrechts wrote: >>> >>> >>>> Cc's added, attached lspci output. >>>> >>>> On 05/19/2009 08:38 PM, Niel Lambrechts wrote: >>>> >>>> >>>>> I have a strange problem in that during a resume from hibernate my >>>>> text console (or X) remains blank - that is, until I simultaneously >>>>> press a keyboard key and touch the synaptic pad. It is not sufficient >>>>> to press just one or the other, it needs to be done simultaneously and >>>>> it resumes fine after doing this. >>>>> >>>>> >>> is this a regression or it exists on all the kernel you've tried? >>> >>> >> Hi Zhang, >> >> It is not a recent regression, all of the kernels I tried back to 2.6.28 >> shows the same problem. The test results I posted last night was with >> 2.6.30-rc6. I suspect it did not happen in 2.6.27, but I might be wrong >> since I could not bisect that far back (I am using EXT4 and have too >> many issues to bisect that far back). >> >> >>> please remote login the box after resume, and get the output of >>> "xrandr --verbose". >>> >>> >> When I resume from suspend to RAM there is no problem. >> >> When I resume from hibernate, my laptop actually remains unusable until >> I do the combination of things I mentioned. I cannot log in from remote >> or even ping the laptop, except if I first press the mentioned key >> combo. Before this, the display is either entirely blank or sometimes >> there is a white cursor in the top left corner. >> >> The blank screen happens in runlevel 3 without X or "i915" loaded - I'm >> not sure but I suppose you want the "xrandr" output for another reason. >> It is interesting that it happens regardless of whether I am using Intel >> integrated graphics or Mobility Radeon HD 3650 (my laptop has both and I >> can enable one at a time). I boot the system with vga=791 and it is >> using vesafb for console. >> >> I attached the output you asked for below after hibernating an Xorg >> session, but this is from just after pressing the combo as I could not >> log in over the network with the laptop in the blank state. >> >> Thanks, >> Niel >> >> >> niella@linux-7vph:> xrandr --verbose >> Screen 0: minimum 320 x 200, current 1600 x 1024, maximum 3840 x 1200 >> VGA disconnected 1600x1024+0+0 (0x3d) normal (normal left inverted right >> x axis y axis) 0mm x 0mm >> Identifier: 0x3b >> Timestamp: 184631 >> Subpixel: unknown >> Clones: >> CRTC: 0 >> CRTCs: 0 1 >> Transform: 1.000000 0.000000 0.000000 >> 0.000000 1.000000 0.000000 >> 0.000000 0.000000 1.000000 >> filter: >> 1600x1024 (0x3d) 136.4MHz *current >> h: width 1600 start 1704 end 1872 total 2144 skew 0 clock >> 63.6KHz >> v: height 1024 start 1025 end 1028 total 1060 clock >> 60.0Hz >> LVDS connected 1600x1024+0+0 (0x3d) normal (normal left inverted right x >> axis y axis) 331mm x 207mm >> Identifier: 0x3c >> Timestamp: 184631 >> Subpixel: horizontal rgb >> Clones: >> CRTC: 1 >> CRTCs: 1 >> Transform: 1.000000 0.000000 0.000000 >> 0.000000 1.000000 0.000000 >> 0.000000 0.000000 1.000000 >> filter: >> EDID_DATA: >> 00ffffffffffff0030ae554000000000 >> 0011010380211578ea87f594574f8c27 >> 27505400000001010101010101010101 >> 0101010101018c41807a71b011403020 >> 33004bcf100000197434802071b01440 >> 302026004bcf100000190000000f00d1 >> 0a32d10a281101004ca35532000000fe >> 004c544e31353455322d4c30350a0011 >> PANEL_FITTING: full_aspect >> supported: center full_aspect full >> BACKLIGHT_CONTROL: combination >> supported: native legacy combination kernel >> BACKLIGHT: 4722 (0x00001272) range: (0,4722) >> 1600x1024 (0x3d) 136.4MHz *current +preferred >> h: width 1600 start 1704 end 1872 total 2144 skew 0 clock >> 63.6KHz >> v: height 1024 start 1025 end 1028 total 1060 clock >> 60.0Hz >> 1920x1200 (0x3e) 167.8MHz -HSync -VSync +preferred >> h: width 1920 start 1968 end 2000 total 2298 skew 0 clock >> 73.0KHz >> v: height 1200 start 1203 end 1206 total 1217 clock >> 60.0Hz >> 1920x1200 (0x3f) 134.3MHz -HSync -VSync >> h: width 1920 start 1968 end 2000 total 2208 skew 0 clock >> 60.8KHz >> v: height 1200 start 1202 end 1208 total 1220 clock >> 49.8Hz >> 1600x1200 (0x40) 162.0MHz +HSync +VSync >> h: width 1600 start 1664 end 1856 total 2160 skew 0 clock >> 75.0KHz >> v: height 1200 start 1201 end 1204 total 1250 clock >> 60.0Hz >> 1400x1050 (0x41) 122.0MHz +HSync +VSync >> h: width 1400 start 1488 end 1640 total 1880 skew 0 clock >> 64.9KHz >> v: height 1050 start 1052 end 1064 total 1082 clock >> 60.0Hz >> 1280x1024 (0x42) 108.0MHz +HSync +VSync >> h: width 1280 start 1328 end 1440 total 1688 skew 0 clock >> 64.0KHz >> v: height 1024 start 1025 end 1028 total 1066 clock >> 60.0Hz >> 1280x960 (0x43) 108.0MHz +HSync +VSync >> h: width 1280 start 1376 end 1488 total 1800 skew 0 clock >> 60.0KHz >> v: height 960 start 961 end 964 total 1000 clock >> 60.0Hz >> 1024x768 (0x44) 65.0MHz -HSync -VSync >> h: width 1024 start 1048 end 1184 total 1344 skew 0 clock >> 48.4KHz >> v: height 768 start 771 end 777 total 806 clock >> 60.0Hz >> 800x600 (0x45) 40.0MHz +HSync +VSync >> h: width 800 start 840 end 968 total 1056 skew 0 clock >> 37.9KHz >> v: height 600 start 601 end 605 total 628 clock >> 60.3Hz >> 800x600 (0x46) 36.0MHz +HSync +VSync >> h: width 800 start 824 end 896 total 1024 skew 0 clock >> 35.2KHz >> v: height 600 start 601 end 603 total 625 clock >> 56.2Hz >> 640x480 (0x47) 25.2MHz -HSync -VSync >> h: width 640 start 656 end 752 total 800 skew 0 clock >> 31.5KHz >> v: height 480 start 490 end 492 total 525 clock >> 59.9Hz >> >> > >