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From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 06/22] drm/i915: add power context allocation and setup on VLV
Date: Tue, 5 Feb 2013 18:14:51 +0000
Message-ID: <20130205181451.390bb06e@jbarnes-t420> (raw)
In-Reply-To: <20130205180115.GZ9135@intel.com>

On Tue, 5 Feb 2013 20:01:15 +0200
Ville Syrjälä <ville.syrjala@linux.intel.com> wrote:

> On Sat, Feb 02, 2013 at 01:56:10PM +0100, Jesse Barnes wrote:
> > The Gunit has a separate reg for this, so allocate some stolen space for
> > the power context and initialize the reg.
> 
> AFAIK the BIOS is responsible for setting up the PCBR register. The
> register can also be locked preventing further updates, so if the BIOS
> actually has done what it's supposed to, this code will fail.
> 
> So should we just instead read out the PCBR and remove the range from
> the stolen mem pool?

At the very least.  I'll have to check with the BIOS folks; I'm pretty
sure on some machines we'll need to do this ourselves.

Jesse
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Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-02 12:56 Updated VLV patchset Jesse Barnes
2013-02-02 12:56 ` [PATCH 01/22] drm/i915: add more VLV IDs Jesse Barnes
2013-02-02 17:30   ` Rodrigo Vivi
2013-02-02 17:35     ` Jesse Barnes
2013-02-02 12:56 ` [PATCH 02/22] drm/i915: remove VLV MSI IRQ hack Jesse Barnes
2013-02-02 12:56 ` [PATCH 03/22] drm/i915: add UCGCTL4 to display reg check on VLV Jesse Barnes
2013-02-06 12:53   ` Jani Nikula
2013-02-06 13:08     ` Jani Nikula
2013-02-02 12:56 ` [PATCH 04/22] drm/i915: implement WaGTEnableMiFlush " Jesse Barnes
2013-02-05 15:31   ` Ville Syrjälä
2013-02-02 12:56 ` [PATCH 05/22] drm/i915: enable force wake, disable LLC " Jesse Barnes
2013-02-05 15:33   ` Ville Syrjälä
2013-02-06 11:35   ` Jani Nikula
2013-02-02 12:56 ` [PATCH 06/22] drm/i915: add power context allocation and setup " Jesse Barnes
2013-02-05 18:01   ` Ville Syrjälä
2013-02-05 18:14     ` Jesse Barnes [this message]
2013-02-06 13:06   ` Jani Nikula
2013-02-02 12:56 ` [PATCH 07/22] drm/i915: new register for IS_DISPLAYREG Jesse Barnes
2013-02-06 13:11   ` Jani Nikula
2013-02-02 12:56 ` [PATCH 08/22] drm/i915: allow force wake on VLV Jesse Barnes
2013-02-02 12:56 ` [PATCH 09/22] drm/i915: more clock gating disables " Jesse Barnes
2013-02-02 12:56 ` [PATCH 10/22] drm/i915: don't init LVDS " Jesse Barnes
2013-02-06 13:19   ` Jani Nikula
2013-02-06 13:34     ` Daniel Vetter
2013-03-06 14:27     ` Daniel Vetter
2013-02-02 12:56 ` [PATCH 11/22] drm/i915: fixup port enumeration " Jesse Barnes
2013-02-02 12:56 ` [PATCH 12/22] drm/i915: Fix VLV hdmi limits Jesse Barnes
2013-02-02 12:56 ` [PATCH 13/22] drm/i915: update DPIO constants for VLV Jesse Barnes
2013-02-02 12:56 ` [PATCH 14/22] drm/i915: add HMDI workarounds on VLV Jesse Barnes
2013-02-02 12:56 ` [PATCH 15/22] drm/i915: move DPIO init to init and resume, not unload Jesse Barnes
2013-02-02 12:56 ` [PATCH 16/22] drm/i915: VLV hack: Disable wm for VLV Jesse Barnes
2013-02-02 12:56 ` [PATCH 17/22] drm/i915: VLV hack: force DP to report connected Jesse Barnes
2013-02-02 12:56 ` [PATCH 18/22] drm/i915: add flush control reg to IS_DISPLAYREG check Jesse Barnes
2013-02-02 12:56 ` [PATCH 19/22] drm/i915: use gen6 stolen check on VLV Jesse Barnes
2013-02-02 12:56 ` [PATCH 20/22] drm/i915: add Punit read/write routines for VLV Jesse Barnes
2013-02-05 17:44   ` Jani Nikula
2013-02-02 12:56 ` [PATCH 21/22] drm/i915: add media well to VLV force wake routines Jesse Barnes
2013-02-02 12:56 ` [PATCH 22/22] drm/i915: turbo & RC6 support for VLV Jesse Barnes

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