From mboxrd@z Thu Jan 1 00:00:00 1970 From: Erik Slagter Subject: Re: Broken Dell BIOSes (was: Re: ACPI question) Date: Sat, 19 Nov 2005 11:40:11 +0100 Message-ID: <1132396811.27848.4.camel@localhost.localdomain> References: <1acba2fa0511180455s26c7192dyde34bec2565d8735@mail.gmail.com> <20051118162709.GA10204@srcf.ucam.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=sha1; protocol="application/x-pkcs7-signature"; boundary="=-G5fu/brwRmPZECiRE2Ko" Return-path: In-Reply-To: <20051118162709.GA10204-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org> Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Matthew Garrett Cc: Mahmood NT , acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org --=-G5fu/brwRmPZECiRE2Ko Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Fri, 2005-11-18 at 16:27 +0000, Matthew Garrett wrote: > > I have a DELL inspiron 510m running Fedora core 3 (2.6.9). > > I have trouble with my ACPI. When ever I close the lid, the screen goes= off (I > > do not know whether it suspen to RAM or not). > > But when I open the lid, it does not wake up and the screen still is of= f. I > > must press the power button. therefore system shuts down > > and I must restart it again. >=20 > There's a bug in Dell's current laptop BIOSes. If you shut the lid and=20 > open them again, they won't switch the screen back on. I've been=20 > spending the past month fighting with Dell technical support over this,=20 > so if anyone has any contacts inside Dell, that would be great. The same=20 > thing happens if you boot Windows in safe mode, so it's certainly not a=20 > Linux bug. AFAIK many laptops (not only Dell) show this behaviour, at least while actually suspending, they either do not turn off the backlight, or do not turn them back on after resume. I guess "windows drivers" all fix this. Or maybe lack of linux acpi support? Anyway if you have a "suspend" supported video card with X driver, it will work nonetheless (like ati) because the driver will do the right thing or otherwise there are some tools around to explicitly turn on/off the backlight. --=-G5fu/brwRmPZECiRE2Ko Content-Type: application/x-pkcs7-signature; name=smime.p7s Content-Disposition: attachment; filename=smime.p7s Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIGFjCCAs8w ggI4oAMCAQICAw9TczANBgkqhkiG9w0BAQQFADBiMQswCQYDVQQGEwJaQTElMCMGA1UEChMcVGhh d3RlIENvbnN1bHRpbmcgKFB0eSkgTHRkLjEsMCoGA1UEAxMjVGhhd3RlIFBlcnNvbmFsIEZyZWVt YWlsIElzc3VpbmcgQ0EwHhcNMDUwODE4MTE1NDA1WhcNMDYwODE4MTE1NDA1WjBDMR8wHQYDVQQD ExZUaGF3dGUgRnJlZW1haWwgTWVtYmVyMSAwHgYJKoZIhvcNAQkBFhFlcmlrQHNsYWd0ZXIubmFt ZTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANAMKW15OgreNb+Wd++Xcw6uNJUXXIfX 56u1rtTObMmbbDY2wNc4Iqwbuwaysvox3z+YElXBibE8BAyV1iMjhee4mOfAy38dGHtWDxhOGke8 VpkyY8DSWgMN5p4egTiT6YNdHW75iiQ+Vh5zMHju1UXnIqgf5zkUGkNuxYp15jLZvRDbfA5H+Sil jbZGB2fiPOJHpyI61ZidcMgdow31qm70/oe6vXxhSZLzo7OLvExE+mQHwbCSIJMN/hPTK1z0lmQ1 kkaEjHrefqIgoF9Dk/WfOtulzvR3xBzDL50GZ32BxT/OhXYe1SHEJpSM1S/aq8TBQJYwjzREWyDh 0OYsmr0CAwEAAaMuMCwwHAYDVR0RBBUwE4ERZXJpa0BzbGFndGVyLm5hbWUwDAYDVR0TAQH/BAIw ADANBgkqhkiG9w0BAQQFAAOBgQCCpzoneRQIKsUO8zSnwQ7yhJTrS/EaDibiIVrkkCbzXwCiHFAi 7nmTRF0DlLVF3Ssf97ITWT/RSdkj9Xke0OHH7724PJdfpA6OglMnx2i7IcJLzPgPjB+fOmfR0nYX UYKuzGxTOXmshLmPcwKdpFuRLLk7n+vrTAwJYJI++crhJzCCAz8wggKooAMCAQICAQ0wDQYJKoZI hvcNAQEFBQAwgdExCzAJBgNVBAYTAlpBMRUwEwYDVQQIEwxXZXN0ZXJuIENhcGUxEjAQBgNVBAcT CUNhcGUgVG93bjEaMBgGA1UEChMRVGhhd3RlIENvbnN1bHRpbmcxKDAmBgNVBAsTH0NlcnRpZmlj YXRpb24gU2VydmljZXMgRGl2aXNpb24xJDAiBgNVBAMTG1RoYXd0ZSBQZXJzb25hbCBGcmVlbWFp bCBDQTErMCkGCSqGSIb3DQEJARYccGVyc29uYWwtZnJlZW1haWxAdGhhd3RlLmNvbTAeFw0wMzA3 MTcwMDAwMDBaFw0xMzA3MTYyMzU5NTlaMGIxCzAJBgNVBAYTAlpBMSUwIwYDVQQKExxUaGF3dGUg Q29uc3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUgUGVyc29uYWwgRnJlZW1haWwg SXNzdWluZyBDQTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEAxKY8VXNV+065yplaHmjAdQRw nd/p/6Me7L3N9VvyGna9fww6YfK/Uc4B1OVQCjDXAmNaLIkVcI7dyfArhVqqP3FWy688Cwfn8R+R NiQqE88r1fOCdz0Dviv+uxg+B79AgAJk16emu59l0cUqVIUPSAR/p7bRPGEEQB5kGXJgt/sCAwEA AaOBlDCBkTASBgNVHRMBAf8ECDAGAQH/AgEAMEMGA1UdHwQ8MDowOKA2oDSGMmh0dHA6Ly9jcmwu dGhhd3RlLmNvbS9UaGF3dGVQZXJzb25hbEZyZWVtYWlsQ0EuY3JsMAsGA1UdDwQEAwIBBjApBgNV HREEIjAgpB4wHDEaMBgGA1UEAxMRUHJpdmF0ZUxhYmVsMi0xMzgwDQYJKoZIhvcNAQEFBQADgYEA SIzRUIPqCy7MDaNmrGcPf6+svsIXoUOWlJ1/TCG4+DYfqi2fNi/A9BxQIJNwPP2t4WFiw9k6GX6E sZkbAMUaC4J0niVQlGLH2ydxVyWN3amcOY6MIE9lX5Xa9/eH1sYITq726jTlEBpbNU1341YheILc IRk13iSx0x1G/11fZU8xggHvMIIB6wIBATBpMGIxCzAJBgNVBAYTAlpBMSUwIwYDVQQKExxUaGF3 dGUgQ29uc3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUgUGVyc29uYWwgRnJlZW1h aWwgSXNzdWluZyBDQQIDD1NzMAkGBSsOAwIaBQCgXTAYBgkqhkiG9w0BCQMxCwYJKoZIhvcNAQcB MBwGCSqGSIb3DQEJBTEPFw0wNTExMTkxMDQwMDhaMCMGCSqGSIb3DQEJBDEWBBRSL0c3/zTJ2Vpz 5v41pZNorbH9ATANBgkqhkiG9w0BAQEFAASCAQA5EFv4LG5H6/BxQDAoppmidqO4pKfh+c1zsgGW 964T3tzS3o18pMO1nch15aF9biPLm8SGKmnu3yb2JTHL4lVxEr9CcPAINkDp/EDfBNA1JzXcO3OM GG97D+QU52JYiAQB/xfgYYT4RMiPdqKtHy25mtYpmBIrSLQ48wqCk0N8YMkhOgzhaCXjq/TviZgb JywA093nmjEJGNXYZJM6FfKTg2ynAkKYRpN3fOeY+Q0+Lq8ewiojsHjduuz0qLM9nAfjH1F2U2wj zPNCbzgDm6gi7bmjytjzBXUDAkG0z6dN7NO0DHNDi0/gkXmRlhyId7N5p6Wj3K3Uvp3I+amU7tl/ AAAAAAAA --=-G5fu/brwRmPZECiRE2Ko-- ------------------------------------------------------- This SF.Net email is sponsored by the JBoss Inc. 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