[NV67] Error retrieving EDID from VGA
Submitted by Priit Laes @plaes
Assigned to Nouveau Project
Description
On Fedora 19 with following kernel (Linux pc 3.11.9-200.fc19.x86_64 #1 SMP Wed Nov 20 21:22:24), nouveau driver fails to pick up EDID for VGA display:
[snip]
$ dmesg |grep nouveau
[ 1.246889] nouveau 0000:00:12.0: setting latency timer to 64
[ 1.247414] nouveau [ DEVICE][0000:00:12.0] BOOT0 : 0x067000a1
[ 1.247417] nouveau [ DEVICE][0000:00:12.0] Chipset: C67 (NV67)
[ 1.247419] nouveau [ DEVICE][0000:00:12.0] Family : NV40
[ 1.248133] nouveau [ VBIOS][0000:00:12.0] checking PRAMIN for image...
[ 1.283208] nouveau [ VBIOS][0000:00:12.0] ... appears to be valid
[ 1.283210] nouveau [ VBIOS][0000:00:12.0] using image from PRAMIN
[ 1.283363] nouveau [ VBIOS][0000:00:12.0] BIT signature found
[ 1.283367] nouveau [ VBIOS][0000:00:12.0] version 05.67.32.25.19
[ 1.283497] nouveau [ PFB][0000:00:12.0] RAM type: unknown
[ 1.283499] nouveau [ PFB][0000:00:12.0] RAM size: 256 MiB
[ 1.283501] nouveau [ PFB][0000:00:12.0] ZCOMP: 0 tags
[ 1.935028] nouveau [ PTHERM][0000:00:12.0] FAN control: none / external
[ 1.935038] nouveau [ PTHERM][0000:00:12.0] fan management: disabled
[ 1.935042] nouveau [ PTHERM][0000:00:12.0] internal sensor: no
[ 1.957382] nouveau [ DRM] VRAM: 253 MiB
[ 1.957384] nouveau [ DRM] GART: 512 MiB
[ 1.957388] nouveau [ DRM] TMDS table version 1.1
[ 1.957390] nouveau W[ DRM] TMDS table script pointers not stubbed
[ 1.957392] nouveau [ DRM] DCB version 3.0
[ 1.957395] nouveau [ DRM] DCB outp 00: 02000310 00000023
[ 1.957397] nouveau [ DRM] DCB outp 01: 04031322 00000080
[ 1.957399] nouveau [ DRM] DCB conn 00: 0000
[ 1.957402] nouveau [ DRM] DCB conn 01: 1161
[ 1.957407] nouveau E[ DRM] Pointer to flat panel table invalid
[ 1.957702] nouveau [ DRM] Saving VGA fonts
[ 1.993122] nouveau [ DRM] 0xCFF4: Parsing digital output script table
[ 2.044410] nouveau [ DRM] 1 available performance level(s)
[ 2.044415] nouveau [ DRM] 0: core 425MHz shader 425MHz fanspeed 100%
[ 2.044417] nouveau [ DRM] c: core 39MHz
[ 2.046011] nouveau [ DRM] MM: using M2MF for buffer copies
[ 2.163105] nouveau 0000:00:12.0: VGA-1: EDID block 0 invalid.
[ 2.163108] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 2.216264] nouveau [ DRM] allocated 1024x768 fb: 0x9000, bo ffff880037329800
[ 2.216347] fbcon: nouveaufb (fb0) is primary device
[ 2.248000] nouveau 0000:00:12.0: fb0: nouveaufb frame buffer device
[ 2.248015] nouveau 0000:00:12.0: registered panic notifier
[ 2.250013] [drm] Initialized nouveau 1.1.1 20120801 for 0000:00:12.0 on minor 0
[ 2.431832] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 28.364543] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 28.563944] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 37.307621] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 38.023647] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 41.962647] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 42.364026] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 51.568468] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 54.028234] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 54.522225] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 66.802468] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 107.263040] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[ 113.179773] nouveau E[ DRM] DDC responded, but no EDID for VGA-1
[/snip]