Bug 991700 - Fedora 19 Cannot Plugin Additional Outputs (HDMI, VGA) with Intel Graphics Drivers
Fedora 19 Cannot Plugin Additional Outputs (HDMI, VGA) with Intel Graphics Dr...
Status: CLOSED CANTFIX
Product: Fedora
Classification: Fedora
Component: distribution (Show other bugs)
19
x86_64 Linux
unspecified Severity high
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Assigned To: Bill Nottingham
Bill Nottingham
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Depends On:
Blocks:
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Reported: 2013-08-03 16:01 EDT by sean_mccully
Modified: 2014-03-16 23:34 EDT (History)
3 users (show)

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Doc Type: Bug Fix
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Last Closed: 2013-08-03 17:20:22 EDT
Type: Bug
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Description sean_mccully 2013-08-03 16:01:12 EDT
Description of problem:
Message from syslogd@localhost at Aug 3 12:52:33 ... kernel:[ 213.966312] Disabling IRQ #16 

Version-Release number of selected component (if applicable):
Fedora (3.10.4-300.fc19.x86_64) 19 (Schrödinger’s Cat)

How reproducible:
Everytime, this is after enable the irqpoll option at boot.

Steps to Reproduce:
1. Plugin HDMI or VGA cable
2. System message [Message from syslogd@localhost at Aug 3 12:52:33 ... kernel:[ 213.966312] Disabling IRQ #16]
3.

Actual results:

Message from syslogd@localhost at Aug 3 12:52:33 ... kernel:[ 213.966312] Disabling IRQ #16 
Expected results:
Additional Output connected

Additional info:
$ sudo lspci -v
00:00.0 Host bridge: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor DRAM Controller (rev 06)
        Subsystem: Toshiba America Info Systems Device fa72
        Flags: bus master, fast devsel, latency 0
        Capabilities: [e0] Vendor Specific Information: Len=0c <?>

00:02.0 VGA compatible controller: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller (rev 06) (prog-if 00 [VGA controller])
        Subsystem: Toshiba America Info Systems Device fa72
        Flags: fast devsel, IRQ 16
        Memory at b2000000 (64-bit, non-prefetchable) [size=4M]
        Memory at a0000000 (64-bit, prefetchable) [size=256M]
        I/O ports at 5000 [size=64]
        Expansion ROM at <unassigned> [disabled]
        Capabilities: [90] MSI: Enable- Count=1/1 Maskable- 64bit-
        Capabilities: [d0] Power Management version 2
        Capabilities: [a4] PCI Advanced Features

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Comment 1 sean_mccully 2013-08-03 17:20:22 EDT
I was able to resolve this by removing NOMODESET from boot options.

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