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Date: Sat, 10 Oct 2009 10:56:26 +1000 From: Peter Williams <pwil3058@...pond.net.au> To: ykzhao <yakui.zhao@...el.com> CC: Dave Airlie <airlied@...hat.com>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: [ERROR] drm:edid; Unexpected error messages in syslog On 09/10/09 15:17, ykzhao wrote: > On Tue, 2009-10-06 at 14:37 +0800, Peter Williams wrote: >> I've started getting the following messages on recent kernels: >> >> Oct 5 16:50:40 mudlark kernel: [drm:edid_is_valid] *ERROR* EDID >> checksum is invalid, remainder is 16 >> Oct 5 16:50:40 mudlark kernel: [drm:edid_is_valid] *ERROR* Raw EDID: >> Oct 5 16:50:40 mudlark kernel: >> Oct 5 16:50:40 mudlark kernel: i915 0000:00:02.0: VGA-1: EDID invalid. >> Oct 5 16:50:40 mudlark kernel: [drm:edid_is_valid] *ERROR* EDID >> checksum is invalid, remainder is 16 >> Oct 5 16:50:40 mudlark kernel: [drm:edid_is_valid] *ERROR* Raw EDID: >> Oct 5 16:50:40 mudlark kernel: >> Oct 5 16:50:40 mudlark kernel: i915 0000:00:02.0: VGA-1: EDID invalid. >> Oct 5 16:50:41 mudlark kernel: [drm] DAC-6: set mode 1600x1200 16 >> Oct 5 16:50:45 mudlark kernel: [drm:edid_is_valid] *ERROR* EDID >> checksum is invalid, remainder is 16 >> Oct 5 16:50:45 mudlark kernel: [drm:edid_is_valid] *ERROR* Raw EDID: >> Oct 5 16:50:45 mudlark kernel: >> Oct 5 16:50:45 mudlark kernel: i915 0000:00:02.0: VGA-1: EDID invalid. >> Oct 5 16:50:45 mudlark kernel: [drm:edid_is_valid] *ERROR* EDID >> checksum is invalid, remainder is 16 >> Oct 5 16:50:45 mudlark kernel: [drm:edid_is_valid] *ERROR* Raw EDID: >> Oct 5 16:50:45 mudlark kernel: >> Oct 5 16:50:45 mudlark kernel: i915 0000:00:02.0: VGA-1: EDID invalid. >> Oct 5 16:50:45 mudlark kernel: [drm:edid_is_valid] *ERROR* EDID >> checksum is invalid, remainder is 16 >> Oct 5 16:50:45 mudlark kernel: [drm:edid_is_valid] *ERROR* Raw EDID: >> Oct 5 16:50:45 mudlark kernel: >> Oct 5 16:50:45 mudlark kernel: i915 0000:00:02.0: VGA-1: EDID invalid. >> Oct 5 16:51:00 mudlark kernel: [drm:edid_is_valid] *ERROR* EDID >> checksum is invalid, remainder is 16 >> Oct 5 16:51:00 mudlark kernel: [drm:edid_is_valid] *ERROR* Raw EDID: >> Oct 5 16:51:00 mudlark kernel: >> Oct 5 16:51:00 mudlark kernel: i915 0000:00:02.0: VGA-1: EDID invalid. >> Oct 5 16:51:00 mudlark kernel: [drm:edid_is_valid] *ERROR* EDID >> checksum is invalid, remainder is 16 >> Oct 5 16:51:00 mudlark kernel: [drm:edid_is_valid] *ERROR* Raw EDID: >> Oct 5 16:51:00 mudlark kernel: >> Oct 5 16:51:00 mudlark kernel: i915 0000:00:02.0: VGA-1: EDID invalid. >> Oct 5 16:51:00 mudlark kernel: [drm:edid_is_valid] *ERROR* EDID >> checksum is invalid, remainder is 16 >> Oct 5 16:51:00 mudlark kernel: [drm:edid_is_valid] *ERROR* Raw EDID: >> Oct 5 16:51:00 mudlark kernel: >> Oct 5 16:51:00 mudlark kernel: i915 0000:00:02.0: VGA-1: EDID invalid. > It seems that the EDID obtained from VGA monitor is incorrect. > Will you please open a new bug in > https://bugs.freedesktop.org/ > > and attach the output of dmesg, vbios.dump? > The vbios.dump can be obtained by using the following commands: > echo 1> /sys/devices/pci0000:00/0000:00:02.0/rom > cat /sys/devices/pci0000:00/0000:00:02.0/rom> vbios.dump > echo 0> /sys/devices/pci0000:00/0000:00:02.0/rom > > Thanks. Exactly which of the MANY products at this site should be the target of this bug report? It's certainly not obvious to me :-(. >> >> Should I worry about these? There's no other noticeable problem with >> the system. >> >> Peter > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > > -- Peter Williams pwil3058@...pond.net.au "Learning, n. The kind of ignorance distinguishing the studious." -- Ambrose Bierce -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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