* inverted brightness for HP notebook [not found] <1487587494.280244480.1415843877885.JavaMail.root@spooler1-g27.priv.proxad.net> @ 2014-11-13 2:11 ` olivier.fambon 2014-11-13 12:30 ` Jani Nikula 0 siblings, 1 reply; 4+ messages in thread From: olivier.fambon @ 2014-11-13 2:11 UTC (permalink / raw) To: dri-devel Hi there, $ lspci | grep VGA 00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev 0e) $ sudo lspci -v -s 00:02 00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev 0e) (prog-if 00 [VGA controller]) Subsystem: Hewlett-Packard Company Device 2213 Flags: bus master, fast devsel, latency 0, IRQ 107 Memory at 90000000 (32-bit, non-prefetchable) [size=4M] Memory at 80000000 (32-bit, prefetchable) [size=256M] I/O ports at 3050 [size=8] Expansion ROM at <unassigned> [disabled] Capabilities: [d0] Power Management version 2 Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- Capabilities: [b0] Vendor Specific Information: Len=07 <?> Kernel driver in use: i915 => requires the following to make brightness control keys work as expected $ cat /etc/modprobe.d/i915.conf options i915 invert_brightness=1 tested on ubuntu 14.04 (with added xorg conf below) $ cat /usr/share/X11/xorg.conf.d/20-intel.conf Section "Device" Identifier "card0" Driver "intel" Option "Backlight" "intel_backlight" BusID "PCI:0:2:0" EndSection Note that the same brightness inversion happened also on ubuntu 14.10 (vanilla install, no xorg conf required) Cheers, Olivier. _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: inverted brightness for HP notebook 2014-11-13 2:11 ` inverted brightness for HP notebook olivier.fambon @ 2014-11-13 12:30 ` Jani Nikula 2015-06-17 14:44 ` Max Manheimer 0 siblings, 1 reply; 4+ messages in thread From: Jani Nikula @ 2014-11-13 12:30 UTC (permalink / raw) To: olivier.fambon, dri-devel On Thu, 13 Nov 2014, olivier.fambon@free.fr wrote: > Hi there, > > $ lspci | grep VGA > 00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev 0e) > > $ sudo lspci -v -s 00:02 > 00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev 0e) (prog-if 00 [VGA controller]) > Subsystem: Hewlett-Packard Company Device 2213 > Flags: bus master, fast devsel, latency 0, IRQ 107 > Memory at 90000000 (32-bit, non-prefetchable) [size=4M] > Memory at 80000000 (32-bit, prefetchable) [size=256M] > I/O ports at 3050 [size=8] > Expansion ROM at <unassigned> [disabled] > Capabilities: [d0] Power Management version 2 > Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- > Capabilities: [b0] Vendor Specific Information: Len=07 <?> > Kernel driver in use: i915 > > > => requires the following to make brightness control keys work as expected > > $ cat /etc/modprobe.d/i915.conf > options i915 invert_brightness=1 I highly doubt this. This might be true for some gen4 models, but not Valleyview. Please file a bug on DRM/Intel at [1], and describe the symptoms. BR, Jani. [1] https://bugs.freedesktop.org/enter_bug.cgi?product=DRI > > > > > tested on ubuntu 14.04 (with added xorg conf below) > > $ cat /usr/share/X11/xorg.conf.d/20-intel.conf > Section "Device" > Identifier "card0" > Driver "intel" > Option "Backlight" "intel_backlight" > BusID "PCI:0:2:0" > EndSection > > > Note that the same brightness inversion happened also on ubuntu 14.10 (vanilla install, no xorg conf required) > > > Cheers, > Olivier. > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/dri-devel -- Jani Nikula, Intel Open Source Technology Center _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: inverted brightness for HP notebook 2014-11-13 12:30 ` Jani Nikula @ 2015-06-17 14:44 ` Max Manheimer 2015-06-18 6:19 ` Jani Nikula 0 siblings, 1 reply; 4+ messages in thread From: Max Manheimer @ 2015-06-17 14:44 UTC (permalink / raw) To: dri-devel Hi, Jani Nikula <jani.nikula <at> linux.intel.com> writes: > On Thu, 13 Nov 2014, olivier.fambon <at> free.fr wrote: >> $ lspci | grep VGA >> 00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev 0e) >> $ sudo lspci -v -s 00:02 >> 00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev 0e) (prog-if 00 [VGA controller]) >> Subsystem: Hewlett-Packard Company Device 2213 >> Flags: bus master, fast devsel, latency 0, IRQ 107 >> Memory at 90000000 (32-bit, non-prefetchable) [size=4M] >> Memory at 80000000 (32-bit, prefetchable) [size=256M] >> I/O ports at 3050 [size=8] >> Expansion ROM at <unassigned> [disabled] >> Capabilities: [d0] Power Management version 2 >> Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- >> Capabilities: [b0] Vendor Specific Information: Len=07 <?> >> Kernel driver in use: i915 >> => requires the following to make brightness control keys work as expected >> $ cat /etc/modprobe.d/i915.conf >> options i915 invert_brightness=1 As there's a specific broadwell i915 module, you have to adapt as follows: options i915_bdw invert_brightness=1 > I highly doubt this. This might be true for some gen4 models, but not > Valleyview. The above mentioned i915_bdw option fixes the backlight inversion on my HP 250 G3 (same lspci output as in original post) So long. Max _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: inverted brightness for HP notebook 2015-06-17 14:44 ` Max Manheimer @ 2015-06-18 6:19 ` Jani Nikula 0 siblings, 0 replies; 4+ messages in thread From: Jani Nikula @ 2015-06-18 6:19 UTC (permalink / raw) To: Max Manheimer, dri-devel On Wed, 17 Jun 2015, Max Manheimer <stiltskin@ymail.com> wrote: > Hi, > > Jani Nikula <jani.nikula <at> linux.intel.com> writes: > >> On Thu, 13 Nov 2014, olivier.fambon <at> free.fr wrote: > >>> $ lspci | grep VGA >>> 00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev 0e) > >>> $ sudo lspci -v -s 00:02 >>> 00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev > 0e) (prog-if 00 [VGA controller]) >>> Subsystem: Hewlett-Packard Company Device 2213 >>> Flags: bus master, fast devsel, latency 0, IRQ 107 >>> Memory at 90000000 (32-bit, non-prefetchable) [size=4M] >>> Memory at 80000000 (32-bit, prefetchable) [size=256M] >>> I/O ports at 3050 [size=8] >>> Expansion ROM at <unassigned> [disabled] >>> Capabilities: [d0] Power Management version 2 >>> Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- >>> Capabilities: [b0] Vendor Specific Information: Len=07 <?> >>> Kernel driver in use: i915 > >>> => requires the following to make brightness control keys work as expected > >>> $ cat /etc/modprobe.d/i915.conf >>> options i915 invert_brightness=1 > > As there's a specific broadwell i915 module, you have to adapt as follows: > > options i915_bdw invert_brightness=1 > >> I highly doubt this. This might be true for some gen4 models, but not >> Valleyview. > > The above mentioned i915_bdw option fixes the backlight inversion on my HP > 250 G3 (same lspci output as in original post) i915_bdw is an Ubuntu thing, upstream has nothing to do with it. But I'm surprised they'd use i915_bdw for a Baytrail/Valleyview. If you can reproduce with the upstream driver, please file a bug at [1]. BR, Jani. [1] https://bugs.freedesktop.org/enter_bug.cgi?product=DRI&component=DRM/Intel -- Jani Nikula, Intel Open Source Technology Center _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 4+ messages in thread
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2014-11-13 2:11 ` inverted brightness for HP notebook olivier.fambon
2014-11-13 12:30 ` Jani Nikula
2015-06-17 14:44 ` Max Manheimer
2015-06-18 6:19 ` Jani Nikula
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