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From: Francisco Jerez <currojerez-sGOZH3hwPm2sTnJN9+BGXg@public.gmane.org>
To: yaiba.kurogane-khu2bkKidpXVItvQsEIGlw@public.gmane.org
Cc: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Subject: Re: [nouveau-drm] failed to set mode on crtc
Date: Wed, 04 Aug 2010 21:04:46 +0200	[thread overview]
Message-ID: <877hk6i4hd.fsf@riseup.net> (raw)
In-Reply-To: <4C574463.3080201-khu2bkKidpXVItvQsEIGlw@public.gmane.org> (yaiba kurogane's message of "Tue, 03 Aug 2010 00:19:15 +0200")


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yaiba.kurogane-khu2bkKidpXVItvQsEIGlw@public.gmane.org writes:

>  Hi. I have a problem with current kernel 2.6.35 and nouveau module
> compiled from git (today).From xorg.0.log I got information that no
> output was found.And here is some nasty kernel logs:
>
> [...]
> What is going on?
>
Your BIOS lacks some information we need for modesetting. The attached
patch should fix it, can you give it a try?


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diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index 23a7bec..fc35e9d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -5855,7 +5855,7 @@ static void fabricate_vga_output(struct dcb_table *dcb, int i2c, int heads)
 	entry->i2c_index = i2c;
 	entry->heads = heads;
 	entry->location = DCB_LOC_ON_CHIP;
-	/* "or" mostly unused in early gen crt modesetting, 0 is fine */
+	entry->or = 1;
 }
 
 static void fabricate_dvi_i_output(struct dcb_table *dcb, bool twoHeads)

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  parent reply	other threads:[~2010-08-04 19:04 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-02 22:19 [nouveau-drm] failed to set mode on crtc yaiba.kurogane-khu2bkKidpXVItvQsEIGlw
     [not found] ` <4C574463.3080201-khu2bkKidpXVItvQsEIGlw@public.gmane.org>
2010-08-04 19:04   ` Francisco Jerez [this message]
  -- strict thread matches above, loose matches on Subject: below --
2010-08-05 18:56 yaiba.kurogane-khu2bkKidpXVItvQsEIGlw

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