From: Richard Purdie <rpurdie@rpsys.net>
To: James Simmons <jsimmons@infradead.org>
Cc: Alex Romosan <romosan@sycorax.lbl.gov>,
Yaroslav Halchenko <kernel@onerussian.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org,
linux-fbdev-devel@lists.sourceforge.net
Subject: Re: no backlight on radeon after recent kernel "upgrade"s
Date: Thu, 22 Feb 2007 09:56:16 +0000 [thread overview]
Message-ID: <1172138176.5837.27.camel@localhost.localdomain> (raw)
In-Reply-To: <Pine.LNX.4.64.0702220112440.17121@pentafluge.infradead.org>
On Thu, 2007-02-22 at 01:13 +0000, James Simmons wrote:
> > Richard Purdie <rpurdie@rpsys.net> writes:
> >
> > > If FB_RADEON_BACKLIGHT wasn't set for 2.6.20, can you try 2.6.21-rc1
> > > with that option disabled?
> >
> > i don't have my laptop with me but i am pretty sure
> > FB_RADEON_BACKLIGHT wasn't set for 2.6.20 (i think it showed up as a
> > new option when i did make oldconfig). i'll post the difference when i
> > get home tonight and also try disabling it.
>
> Correct. You need to enable the backlight for the radeon card.
The problem is when that is set, the device doesn't work as they need
the ibm ACPI driver, not the raedon one.
Richard
WARNING: multiple messages have this Message-ID (diff)
From: Richard Purdie <rpurdie@rpsys.net>
To: James Simmons <jsimmons@infradead.org>
Cc: Yaroslav Halchenko <kernel@onerussian.com>,
Alex Romosan <romosan@sycorax.lbl.gov>,
linux-fbdev-devel@lists.sourceforge.net,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: no backlight on radeon after recent kernel "upgrade"s
Date: Thu, 22 Feb 2007 09:56:16 +0000 [thread overview]
Message-ID: <1172138176.5837.27.camel@localhost.localdomain> (raw)
In-Reply-To: <Pine.LNX.4.64.0702220112440.17121@pentafluge.infradead.org>
On Thu, 2007-02-22 at 01:13 +0000, James Simmons wrote:
> > Richard Purdie <rpurdie@rpsys.net> writes:
> >
> > > If FB_RADEON_BACKLIGHT wasn't set for 2.6.20, can you try 2.6.21-rc1
> > > with that option disabled?
> >
> > i don't have my laptop with me but i am pretty sure
> > FB_RADEON_BACKLIGHT wasn't set for 2.6.20 (i think it showed up as a
> > new option when i did make oldconfig). i'll post the difference when i
> > get home tonight and also try disabling it.
>
> Correct. You need to enable the backlight for the radeon card.
The problem is when that is set, the device doesn't work as they need
the ibm ACPI driver, not the raedon one.
Richard
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next prev parent reply other threads:[~2007-02-22 9:56 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-19 4:46 no backlight on radeon after recent kernel "upgrade"s Yaroslav Halchenko
2007-02-19 8:04 ` Andrew Morton
2007-02-19 8:04 ` Andrew Morton
2007-02-19 9:19 ` Richard Purdie
2007-02-19 9:19 ` Richard Purdie
2007-02-21 5:56 ` Yaroslav Halchenko
2007-02-22 0:34 ` Richard Purdie
2007-02-22 0:34 ` Richard Purdie
2007-02-22 1:07 ` James Simmons
2007-02-22 1:07 ` James Simmons
2007-02-22 9:46 ` Richard Purdie
2007-02-22 9:46 ` Richard Purdie
2007-02-22 15:18 ` James Simmons
2007-02-22 1:11 ` [Linux-fbdev-devel] " James Simmons
2007-02-22 2:09 ` Joel Becker
2007-02-22 15:55 ` James Simmons
2007-02-22 15:55 ` James Simmons
2007-02-22 17:28 ` [Linux-fbdev-devel] " David Miller
2007-02-22 17:28 ` David Miller
2007-02-28 16:55 ` [Linux-fbdev-devel] " James Simmons
2007-03-01 10:57 ` Richard Purdie
2007-03-01 10:57 ` Richard Purdie
2007-03-01 21:08 ` [Linux-fbdev-devel] " James Simmons
2007-03-01 21:08 ` James Simmons
2007-02-21 22:18 ` Alex Romosan
2007-02-21 22:41 ` Richard Purdie
2007-02-21 22:41 ` Richard Purdie
2007-02-21 23:17 ` Henrique de Moraes Holschuh
2007-02-22 0:12 ` Richard Purdie
2007-02-22 0:12 ` Richard Purdie
2007-02-22 0:51 ` Henrique de Moraes Holschuh
2007-02-22 1:10 ` Richard Purdie
2007-02-22 1:10 ` Richard Purdie
2007-02-22 2:13 ` Henrique de Moraes Holschuh
2007-02-22 1:10 ` Henrique de Moraes Holschuh
2007-02-22 1:16 ` ACPI: ibm-acpi: fix initial status of backlight device Henrique de Moraes Holschuh
2007-02-22 10:03 ` Richard Purdie
2007-02-22 14:45 ` Henrique de Moraes Holschuh
2007-02-22 18:19 ` Henrique de Moraes Holschuh
2007-02-22 10:00 ` no backlight on radeon after recent kernel "upgrade"s Richard Purdie
2007-02-22 10:00 ` Richard Purdie
2007-02-22 14:56 ` Henrique de Moraes Holschuh
2007-02-22 15:19 ` Richard Purdie
2007-02-22 15:19 ` Richard Purdie
2007-02-22 16:00 ` James Simmons
2007-02-22 16:00 ` James Simmons
2007-02-22 16:34 ` Henrique de Moraes Holschuh
2007-02-22 17:08 ` Richard Purdie
2007-02-22 17:08 ` Richard Purdie
2007-02-21 23:51 ` Alex Romosan
2007-02-22 1:13 ` James Simmons
2007-02-22 1:13 ` James Simmons
2007-02-22 9:56 ` Richard Purdie [this message]
2007-02-22 9:56 ` Richard Purdie
2007-02-22 14:38 ` Henrique de Moraes Holschuh
2007-02-22 4:03 ` Alex Romosan
2007-02-22 4:58 ` Alex Romosan
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