Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault wrote: Non-text part: multipart/mixed > Hello, > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > E6420, but dual head is broken. Here is the scenario: > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > text console fine. > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > odd screen: completely black on the left part (about 1060x900), sort > of gray on the right part (about 540x900). Playing with xrandr doesn't > help, I can at best make it completely black with --off, and not get > it back again with --auto or anything else. Can you try disabling frame buffer compression? i915.i915_enable-fbc=0 I'm about to send a patch to disable this by default; I've gotten two people saying that this helps them already. -- keith.pack...@intel.com pgprv0XZ4J9DB.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault wrote: > At home only. At work, with a different VGA screen, I'm still getting > the issue. You're still having a problem with the LVDS screen at work with FBC disabled? Can you send along a kernel log with drm.debug=5? -- keith.pack...@intel.com pgpYyPB3g6uXx.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Keith Packard, le Thu 15 Sep 2011 00:43:36 -0500, a écrit : > On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault > wrote: > Non-text part: multipart/mixed > > Hello, > > > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > > E6420, but dual head is broken. Here is the scenario: > > > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > > text console fine. > > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > > odd screen: completely black on the left part (about 1060x900), sort > > of gray on the right part (about 540x900). Playing with xrandr doesn't > > help, I can at best make it completely black with --off, and not get > > it back again with --auto or anything else. > > Can you try disabling frame buffer compression? > > i915.i915_enable-fbc=0 > > I'm about to send a patch to disable this by default; I've gotten two > people saying that this helps them already. Absolutely. I have no issue any more, and the error messages are gone. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. Ah, actually home's success was a luck. I'm still getting random failures at home too. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. I have just tried a fresh 3.2 once, without problem. Within a few days, I'll know whether it's luck or magical-fixup. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Thu 05 Jan 2012 03:16:46 +0100, a écrit : > Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > > wrote: > > > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > > the issue. > > > > > > You're still having a problem with the LVDS screen at work with FBC > > > disabled? > > > > Yes, though it now seems random, sometimes it works, sometimes not. > > I have just tried a fresh 3.2 once, without problem. Within a few days, > I'll know whether it's luck or magical-fixup. It didn't take long. I'm still randomly getting the issue. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault wrote: Non-text part: multipart/mixed > Hello, > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > E6420, but dual head is broken. Here is the scenario: > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > text console fine. > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > odd screen: completely black on the left part (about 1060x900), sort > of gray on the right part (about 540x900). Playing with xrandr doesn't > help, I can at best make it completely black with --off, and not get > it back again with --auto or anything else. Can you try disabling frame buffer compression? i915.i915_enable-fbc=0 I'm about to send a patch to disable this by default; I've gotten two people saying that this helps them already. -- keith.pack...@intel.com pgprv0XZ4J9DB.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault wrote: > At home only. At work, with a different VGA screen, I'm still getting > the issue. You're still having a problem with the LVDS screen at work with FBC disabled? Can you send along a kernel log with drm.debug=5? -- keith.pack...@intel.com pgpYyPB3g6uXx.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Keith Packard, le Thu 15 Sep 2011 00:43:36 -0500, a écrit : > On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault > wrote: > Non-text part: multipart/mixed > > Hello, > > > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > > E6420, but dual head is broken. Here is the scenario: > > > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > > text console fine. > > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > > odd screen: completely black on the left part (about 1060x900), sort > > of gray on the right part (about 540x900). Playing with xrandr doesn't > > help, I can at best make it completely black with --off, and not get > > it back again with --auto or anything else. > > Can you try disabling frame buffer compression? > > i915.i915_enable-fbc=0 > > I'm about to send a patch to disable this by default; I've gotten two > people saying that this helps them already. Absolutely. I have no issue any more, and the error messages are gone. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. Ah, actually home's success was a luck. I'm still getting random failures at home too. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. I have just tried a fresh 3.2 once, without problem. Within a few days, I'll know whether it's luck or magical-fixup. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Thu 05 Jan 2012 03:16:46 +0100, a écrit : > Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > > wrote: > > > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > > the issue. > > > > > > You're still having a problem with the LVDS screen at work with FBC > > > disabled? > > > > Yes, though it now seems random, sometimes it works, sometimes not. > > I have just tried a fresh 3.2 once, without problem. Within a few days, > I'll know whether it's luck or magical-fixup. It didn't take long. I'm still randomly getting the issue. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Keith Packard, le Thu 15 Sep 2011 00:43:36 -0500, a écrit : > On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault > wrote: > Non-text part: multipart/mixed > > Hello, > > > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > > E6420, but dual head is broken. Here is the scenario: > > > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > > text console fine. > > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > > odd screen: completely black on the left part (about 1060x900), sort > > of gray on the right part (about 540x900). Playing with xrandr doesn't > > help, I can at best make it completely black with --off, and not get > > it back again with --auto or anything else. > > Can you try disabling frame buffer compression? > > i915.i915_enable-fbc=0 > > I'm about to send a patch to disable this by default; I've gotten two > people saying that this helps them already. Absolutely. I have no issue any more, and the error messages are gone. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. Ah, actually home's success was a luck. I'm still getting random failures at home too. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. I have just tried a fresh 3.2 once, without problem. Within a few days, I'll know whether it's luck or magical-fixup. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Thu 05 Jan 2012 03:16:46 +0100, a écrit : > Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > > wrote: > > > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > > the issue. > > > > > > You're still having a problem with the LVDS screen at work with FBC > > > disabled? > > > > Yes, though it now seems random, sometimes it works, sometimes not. > > I have just tried a fresh 3.2 once, without problem. Within a few days, > I'll know whether it's luck or magical-fixup. It didn't take long. I'm still randomly getting the issue. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault wrote: Non-text part: multipart/mixed > Hello, > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > E6420, but dual head is broken. Here is the scenario: > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > text console fine. > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > odd screen: completely black on the left part (about 1060x900), sort > of gray on the right part (about 540x900). Playing with xrandr doesn't > help, I can at best make it completely black with --off, and not get > it back again with --auto or anything else. Can you try disabling frame buffer compression? i915.i915_enable-fbc=0 I'm about to send a patch to disable this by default; I've gotten two people saying that this helps them already. -- keith.pack...@intel.com pgprv0XZ4J9DB.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault wrote: > At home only. At work, with a different VGA screen, I'm still getting > the issue. You're still having a problem with the LVDS screen at work with FBC disabled? Can you send along a kernel log with drm.debug=5? -- keith.pack...@intel.com pgpYyPB3g6uXx.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault wrote: Non-text part: multipart/mixed > Hello, > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > E6420, but dual head is broken. Here is the scenario: > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > text console fine. > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > odd screen: completely black on the left part (about 1060x900), sort > of gray on the right part (about 540x900). Playing with xrandr doesn't > help, I can at best make it completely black with --off, and not get > it back again with --auto or anything else. Can you try disabling frame buffer compression? i915.i915_enable-fbc=0 I'm about to send a patch to disable this by default; I've gotten two people saying that this helps them already. -- keith.pack...@intel.com pgprv0XZ4J9DB.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault wrote: > At home only. At work, with a different VGA screen, I'm still getting > the issue. You're still having a problem with the LVDS screen at work with FBC disabled? Can you send along a kernel log with drm.debug=5? -- keith.pack...@intel.com pgpYyPB3g6uXx.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Keith Packard, le Thu 15 Sep 2011 00:43:36 -0500, a écrit : > On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault > wrote: > Non-text part: multipart/mixed > > Hello, > > > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > > E6420, but dual head is broken. Here is the scenario: > > > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > > text console fine. > > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > > odd screen: completely black on the left part (about 1060x900), sort > > of gray on the right part (about 540x900). Playing with xrandr doesn't > > help, I can at best make it completely black with --off, and not get > > it back again with --auto or anything else. > > Can you try disabling frame buffer compression? > > i915.i915_enable-fbc=0 > > I'm about to send a patch to disable this by default; I've gotten two > people saying that this helps them already. Absolutely. I have no issue any more, and the error messages are gone. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. Ah, actually home's success was a luck. I'm still getting random failures at home too. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. I have just tried a fresh 3.2 once, without problem. Within a few days, I'll know whether it's luck or magical-fixup. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Thu 05 Jan 2012 03:16:46 +0100, a écrit : > Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > > wrote: > > > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > > the issue. > > > > > > You're still having a problem with the LVDS screen at work with FBC > > > disabled? > > > > Yes, though it now seems random, sometimes it works, sometimes not. > > I have just tried a fresh 3.2 once, without problem. Within a few days, > I'll know whether it's luck or magical-fixup. It didn't take long. I'm still randomly getting the issue. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault wrote: Non-text part: multipart/mixed > Hello, > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > E6420, but dual head is broken. Here is the scenario: > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > text console fine. > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > odd screen: completely black on the left part (about 1060x900), sort > of gray on the right part (about 540x900). Playing with xrandr doesn't > help, I can at best make it completely black with --off, and not get > it back again with --auto or anything else. Can you try disabling frame buffer compression? i915.i915_enable-fbc=0 I'm about to send a patch to disable this by default; I've gotten two people saying that this helps them already. -- keith.pack...@intel.com pgprv0XZ4J9DB.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault wrote: > At home only. At work, with a different VGA screen, I'm still getting > the issue. You're still having a problem with the LVDS screen at work with FBC disabled? Can you send along a kernel log with drm.debug=5? -- keith.pack...@intel.com pgpYyPB3g6uXx.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Keith Packard, le Thu 15 Sep 2011 00:43:36 -0500, a écrit : > On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault > wrote: > Non-text part: multipart/mixed > > Hello, > > > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > > E6420, but dual head is broken. Here is the scenario: > > > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > > text console fine. > > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > > odd screen: completely black on the left part (about 1060x900), sort > > of gray on the right part (about 540x900). Playing with xrandr doesn't > > help, I can at best make it completely black with --off, and not get > > it back again with --auto or anything else. > > Can you try disabling frame buffer compression? > > i915.i915_enable-fbc=0 > > I'm about to send a patch to disable this by default; I've gotten two > people saying that this helps them already. Absolutely. I have no issue any more, and the error messages are gone. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. Ah, actually home's success was a luck. I'm still getting random failures at home too. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. I have just tried a fresh 3.2 once, without problem. Within a few days, I'll know whether it's luck or magical-fixup. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Thu 05 Jan 2012 03:16:46 +0100, a écrit : > Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > > wrote: > > > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > > the issue. > > > > > > You're still having a problem with the LVDS screen at work with FBC > > > disabled? > > > > Yes, though it now seems random, sometimes it works, sometimes not. > > I have just tried a fresh 3.2 once, without problem. Within a few days, > I'll know whether it's luck or magical-fixup. It didn't take long. I'm still randomly getting the issue. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault wrote: Non-text part: multipart/mixed > Hello, > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > E6420, but dual head is broken. Here is the scenario: > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > text console fine. > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > odd screen: completely black on the left part (about 1060x900), sort > of gray on the right part (about 540x900). Playing with xrandr doesn't > help, I can at best make it completely black with --off, and not get > it back again with --auto or anything else. Can you try disabling frame buffer compression? i915.i915_enable-fbc=0 I'm about to send a patch to disable this by default; I've gotten two people saying that this helps them already. -- keith.pack...@intel.com pgprv0XZ4J9DB.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault wrote: > At home only. At work, with a different VGA screen, I'm still getting > the issue. You're still having a problem with the LVDS screen at work with FBC disabled? Can you send along a kernel log with drm.debug=5? -- keith.pack...@intel.com pgpYyPB3g6uXx.pgp Description: PGP signature ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Keith Packard, le Thu 15 Sep 2011 00:43:36 -0500, a écrit : > On Thu, 15 Sep 2011 01:27:17 +0200, Samuel Thibault > wrote: > Non-text part: multipart/mixed > > Hello, > > > > I'm trying to upgrade from 3.0 to 3.1-rcsomething on a DELL latitude > > E6420, but dual head is broken. Here is the scenario: > > > > - Turn computer on with VGA1 connected. Both LVDS1 and VGA1 show the > > text console fine. > > - Start X. VGA1 shows X fine, but LVDS1 (1600x900 resolution) shows an > > odd screen: completely black on the left part (about 1060x900), sort > > of gray on the right part (about 540x900). Playing with xrandr doesn't > > help, I can at best make it completely black with --off, and not get > > it back again with --auto or anything else. > > Can you try disabling frame buffer compression? > > i915.i915_enable-fbc=0 > > I'm about to send a patch to disable this by default; I've gotten two > people saying that this helps them already. Absolutely. I have no issue any more, and the error messages are gone. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. Ah, actually home's success was a luck. I'm still getting random failures at home too. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > wrote: > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > the issue. > > > > You're still having a problem with the LVDS screen at work with FBC > > disabled? > > Yes, though it now seems random, sometimes it works, sometimes not. I have just tried a fresh 3.2 once, without problem. Within a few days, I'll know whether it's luck or magical-fixup. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel
Re: [REGRESSION] i915 KMS dual head broken on DELL latitude E6420 in 3.1-rc*
Samuel Thibault, le Thu 05 Jan 2012 03:16:46 +0100, a écrit : > Samuel Thibault, le Fri 16 Sep 2011 18:30:50 +0200, a écrit : > > Keith Packard, le Thu 15 Sep 2011 09:22:48 -0500, a écrit : > > > On Thu, 15 Sep 2011 10:12:59 +0200, Samuel Thibault > > > wrote: > > > > > > > At home only. At work, with a different VGA screen, I'm still getting > > > > the issue. > > > > > > You're still having a problem with the LVDS screen at work with FBC > > > disabled? > > > > Yes, though it now seems random, sometimes it works, sometimes not. > > I have just tried a fresh 3.2 once, without problem. Within a few days, > I'll know whether it's luck or magical-fixup. It didn't take long. I'm still randomly getting the issue. Samuel ___ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel