linux-kernel - RE: [4.5-rc regression] drm radeon Tahiti

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Message-ID: <BLUPR12MB0691190B27AE8F728B43CF95F7AF0@BLUPR12MB0691.namprd12.prod.outlook.com>
Date:	Thu, 18 Feb 2016 16:30:23 +0000
From:	"Deucher, Alexander" <Alexander.Deucher@....com>
To:	'Woody Suwalski' <terraluna977@...il.com>,
	LKML <linux-kernel@...r.kernel.org>
CC:	"Koenig, Christian" <Christian.Koenig@....com>
Subject: RE: [4.5-rc regression] drm radeon Tahiti_vce fails to load

> -----Original Message-----
> From: Woody Suwalski [mailto:terraluna977@...il.com]
> Sent: Thursday, February 18, 2016 7:53 AM
> To: LKML
> Cc: Deucher, Alexander; Koenig, Christian
> Subject: [4.5-rc regression] drm radeon Tahiti_vce fails to load
> 
> Alex, the 4.5-rc 32-bit kernels seem to have a problem initializing VCE.
> The drm.debug boot option does not show more info as to what the problem
> is.
> On 4.4 (tested with 4.4.1 and 4.4.2) kernels it is loading OK.
> 
> I have confirmed the regression on 4.5-rc2 and 4.5-rc4 kernels.

[    1.051686] radeon 0000:01:00.0: Requesting firmware: radeon/TAHITI_vce.bin
[    1.051856] radeon 0000:01:00.0: Direct firmware load for radeon/TAHITI_vce.bin failed with error -2
[    1.051858] radeon 0000:01:00.0: radeon_vce: Can't load firmware "radeon/TAHITI_vce.bin"


You did not include the vce firmware image in your kernel image.  Please make sure to include the firmware image in your kernel image if you are building it in or if you are using an initrd, please make sure the firmware image is in your initrd.

Alex