Re: port-i386/49678 (DRM errors with i386 i915drmkms on 82915GM (eeepc 900))

[mlh%goathill.org@localhost (MLH)]

The following reply was made to PR port-i386/49678; it has been noted by GNATS.

From: mlh%goathill.org@localhost (MLH)
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: port-i386/49678 (DRM errors with i386 i915drmkms on 82915GM (eeepc
 900))
Date: Sat, 28 Feb 2015 17:25:14 -0500 (EST)

 Taylor R Campbell wrote:
 > The following reply was made to PR port-i386/49678; it has been noted by GNATS.
 > 
 >  If the previous changes didn't fix it, this probably won't either, but
 >  just in case -- could you try once more from HEAD after this commit?
 >  
 >  https://mail-index.netbsd.org/source-changes/2015/02/28/msg063552.html
 
 This change doesn't appear to improve the eeepc LVDS display on
 i386 i915drmkms any, however it did appear to fix the problem with
 amd64/radeondrmkms xdm crashing I posted earlier.
 
 
 NetBSD 7.99.5 (GENERIC) #1: Sat Feb 28 16:39:14 EST 2015
 
 cpu0 at mainbus0 apid 0
 cpu0: Intel(R) Celeron(R) M processor          900MHz, id 0x6d8
 ioapic0 at mainbus0 apid 1: pa 0xfec00000, version 0x20, 24 pins
 acpi0 at mainbus0: Intel ACPICA 20140926
 acpi0: X/RSDT: OemId <A M I ,OEMRSDT ,07000807>, AslId <MSFT,00000097>
 acpi0: SCI interrupting at int 9
 
 agp0 at pchb0: i915-family chipset
 agp0: detected 7932k stolen memory
 agp0: aperture at 0xd0000000, size 0x10000000
 i915drmkms0 at pci0 dev 2 function 0: vendor 8086 product 2592 (rev. 0x04)
 drm: Memory usable by graphics device = 256M
 drm: Supports vblank timestamp caching Rev 2 (21.10.2013).
 drm: Driver supports precise vblank timestamp query.
 drm: failed to find VBIOS tables
 i915drmkms0: interrupting at ioapic0 pin 16 (i915)
 drm: initialized overlay support
 intelfb0 at i915drmkms0
 i915drmkms0: info: registered panic notifier
 intelfb0: framebuffer at 0xda0b0000, size 1920x1200, depth 32, stride 7680
 DRM error in intel_pipe_config_compare: mismatch in adjusted_mode.flags(DRM_MODE_FLAG_NHSYNC) (expected 2, found 0)
 warning: /iopt/src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c:9891: pipe state doesn't match!
 DRM error in intel_pipe_config_compare: mismatch in adjusted_mode.flags(DRM_MODE_FLAG_PHSYNC) (expected 0, found 1)
 warning: /iopt/src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c:9891: pipe state doesn't match!
 wsdisplay0 at intelfb0 kbdmux 1: console (default, vt100 emulation), using wskbd0
 wsmux1: connecting to wsdisplay0
 
 DRM debug in drm_framebuffer_reference: FB ID: 56
 DRM debug in drm_framebuffer_reference: FB ID: 56
 DRM debug in drm_calc_vbltimestamp_from_scanoutpos: crtc 0 : v 5 p(119,592)@ 2968.199227 -> 2968.191231 [e 1 us, 0 rep]
 DRM debug in drm_calc_timestamping_constants: crtc 5: hwmode: htotal 800, vtotal 525, vdisplay 480
 DRM debug in drm_calc_timestamping_constants: crtc 5: clock 25200 kHz framedur 16666666 linedur 31746, pixeldur 39
 DRM debug in drm_vblank_get: enabling vblank on crtc 0, ret: -22
 DRM error in intel_pipe_config_compare: mismatch in adjusted_mode.flags(DRM_MODE_FLAG_PHSYNC) (expected 0, found 1)
 warning: /iopt/src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c:9891: pipe state doesn't match!
 
 ...