From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pali =?ISO-8859-1?Q?Roh=E1r?= Subject: Re: Fwd: Brightness on HP EliteBook 8460p Date: Fri, 03 Feb 2012 16:24:41 +0100 Message-ID: <2560725.o9gzJOnNC7@pali> References: <3123346.jTQFjj4kVk@pali-elitebook> <1327030139.15960.84.camel@linux-s257.site> <2085914.rvJjIXUC3h@pali> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1342636.kuLzqCoOp4"; micalg="pgp-sha1"; protocol="application/pgp-signature" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <2085914.rvJjIXUC3h@pali> Sender: platform-driver-x86-owner@vger.kernel.org To: joeyli Cc: linux-acpi@vger.kernel.org, platform-driver-x86@vger.kernel.org List-Id: linux-acpi@vger.kernel.org --nextPart1342636.kuLzqCoOp4 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" On Friday 20 January 2012 17:55:57 Pali Roh=C3=A1r wrote: > On Friday 20 January 2012 11:28:59 joeyli wrote: > > =E6=96=BC =E4=BA=94=EF=BC=8C2012-01-20 =E6=96=BC 11:12 +0800=EF=BC=8C= joeyli =E6=8F=90=E5=88=B0=EF=BC=9A > >=20 > > > Hi Pali, > > >=20 > > > Sorry for I am late reply you. > > >=20 > > > =E6=96=BC =E4=BA=8C=EF=BC=8C2012-01-17 =E6=96=BC 19:10 +0100=EF=BC= =8CPali Roh=C3=A1r =E6=8F=90=E5=88=B0=EF=BC=9A > > >=20 > > > > On Wednesday 21 December 2011 12:45:07 Pali Roh=C3=A1r wrote: > > > > > Hello, > > > > >=20 > > > > > I tried to boot with all 3 strings in acpi_os_name, but nothi= ng was > > > > > changed. I'm attaching dmesg outputs, one from BIOS mode, one= from > > > > > UEFI mode. Both are with "Microsoft Windows NT". > > > >=20 > > > > Did you looked at my logs? > > >=20 > > > I checked your dmesg log, found the acpi_os_name kernel parameter= is : > > >=20 > > > [ 0.000000] Command line: BOOT_IMAGE=3D/vmlinuz-3.2.0-4-generi= c > > > root=3DUUID=3D4ec6272a-8551-40f3-a1b1-3e10984f3e69 ro pcie_aspm=3D= force > > > acpi.debug_level=3D0x2 acpi.debug_layer=3D0xFFFFFFFF "acpi_os_nam= e=3DMicrosoft > > > Windows NT" splash vt.handoff=3D7 > > >=20 > > > We still need by-pass the os name check in DSDT when test functio= n key, > > >=20 > > > please help to feed: > > > =09acpi_os_name=3D"Windows 2009" > > >=20 > > > And, > > > looks like the acpi debug level not enough, please kindly change = acpi > > >=20 > > > debug parameter to: > > > =09acpi.debug_level=3D0xF acpi.debug_layer=3D0xFFFFFFFF log_buf_l= en=3D5M > > >=20 > > > summary: > > > =09acpi.debug_level=3D0xF acpi.debug_layer=3D0xFFFFFFFF log_buf_l= en=3D5M > > > =09acpi_os_name=3D"Windows 2009" > >=20 > > Forgot remind, > > please remember press brightness function key a couple of times bef= ore > > you dump the dmesg and messages log. > >=20 > >=20 > > Thanks a lot! > > Joey Lee >=20 > Hello, >=20 > there was no acpi log, so I recompiled ubuntu kernel with > CONFIG_ACPI_DEBUG=3Dy and CONFIG_ACPI_DEBUG_FUNC_TRACE. Then I starte= d kernel > with your params. >=20 > Now I'm attaching very long debug output. I belive it will be now use= full. >=20 > Pressing brightness keys did not show anything in log. >=20 > After writing 0 to /sys/class/backlight/acpi_video0/brightness in log= > appear: [ 57.675070] [ACPI Debug] Integer 0x000000000000000B > ... >=20 > And after writing 10: > [ 99.865208] [ACPI Debug] Integer 0x0000000000000048 > [ 99.865295] evmisc-0120 [4294967289] ev_queue_notify_reques: > Dispatching Notify on [DGFX] Node ffff880136246c80 Value 0xD0 (**Devi= ce > Specific**) [ 99.865350] video-1474 [4294967289] video_bus_notif= y =20 > : Unsupported event [0xd0] Do you need more logs? Or is this enought? --=20 Pali Roh=C3=A1r pali.rohar@gmail.com --nextPart1342636.kuLzqCoOp4 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iEYEABECAAYFAk8r/DkACgkQi/DJPQPkQ1KsbgCgnqhyuGTyxcRSELBEGemxRtCe /ygAn1voQ7b7sjq2YZB20btfwYdLOAbh =VrYp -----END PGP SIGNATURE----- --nextPart1342636.kuLzqCoOp4--