From: Rodrigo Vivi <rodrigo.vivi@gmail.com>
To: ville.syrjala@linux.intel.com
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH v2 08/10] drm/i915: Don't write ILK/IVB_FBC_RT_BASE directly
Date: Wed, 20 Nov 2013 14:57:30 -0800 [thread overview]
Message-ID: <20131120225730.GF4234@bratislava.jf.intel.com> (raw)
In-Reply-To: <1383771745-22463-9-git-send-email-ville.syrjala@linux.intel.com>
On Wed, Nov 06, 2013 at 11:02:23PM +0200, ville.syrjala@linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
>
> We use LRIs to enable/disable the render tracking as needed. So leave
> ILK_FBC_RT_BASE alone when enabling FBC on SNB.
Shouldn't this be part of patch 6
>
> While at it, kill the IVB_FBC_RT_BASE completely since we don't use
> render tracking on IVB+.
and this a new patch?
>
> TODO: Make ILK use the LRI mechanism too?
>
> v2: Drop the IVB_FBC_RT_BASE write too
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
> ---
> drivers/gpu/drm/i915/intel_pm.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 3f600ba..4f5293e7 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -212,7 +212,8 @@ static void ironlake_enable_fbc(struct drm_crtc *crtc,
> (stall_watermark << DPFC_RECOMP_STALL_WM_SHIFT) |
> (interval << DPFC_RECOMP_TIMER_COUNT_SHIFT));
> I915_WRITE(ILK_DPFC_FENCE_YOFF, crtc->y);
> - I915_WRITE(ILK_FBC_RT_BASE, i915_gem_obj_ggtt_offset(obj) | ILK_FBC_RT_VALID);
> + if (IS_GEN5(dev))
> + I915_WRITE(ILK_FBC_RT_BASE, i915_gem_obj_ggtt_offset(obj) | ILK_FBC_RT_VALID);
> /* enable it... */
> I915_WRITE(ILK_DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN);
>
> @@ -257,8 +258,6 @@ static void gen7_enable_fbc(struct drm_crtc *crtc,
> struct drm_i915_gem_object *obj = intel_fb->obj;
> struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
>
> - I915_WRITE(IVB_FBC_RT_BASE, i915_gem_obj_ggtt_offset(obj));
> -
> I915_WRITE(ILK_DPFC_CONTROL, DPFC_CTL_EN | DPFC_CTL_LIMIT_1X |
> IVB_DPFC_CTL_FENCE_EN |
> intel_crtc->plane << IVB_DPFC_CTL_PLANE_SHIFT);
> --
> 1.8.1.5
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2013-11-20 22:57 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-06 21:02 [PATCH 00/10] drm/i915: FBC fixes v2 ville.syrjala
2013-11-06 21:02 ` [PATCH 01/10] drm/i915: Grab struct_mutex around all FBC updates ville.syrjala
2013-11-20 22:39 ` Rodrigo Vivi
2013-11-21 8:22 ` Daniel Vetter
2013-11-21 10:49 ` Ville Syrjälä
2013-11-21 11:08 ` [PATCH v2 " ville.syrjala
2013-11-06 21:02 ` [PATCH 02/10] drm/i915: Have FBC keep references to the fb ville.syrjala
2013-11-21 11:09 ` [PATCH v2 " ville.syrjala
2013-11-06 21:02 ` [PATCH 03/10] drm/i915: Grab crtc->mutex in intel_fbc_work_fn() ville.syrjala
2013-11-06 21:02 ` [PATCH 04/10] drm/i915: Limit FBC flush to post batch flush ville.syrjala
2013-11-20 22:48 ` Rodrigo Vivi
2013-11-06 21:02 ` [PATCH 05/10] drm/i915: Emit SRM after the MSG_FBC_REND_STATE LRI ville.syrjala
2013-11-20 22:50 ` Rodrigo Vivi
2013-11-06 21:02 ` [PATCH v3 06/10] drm/i915: Implement LRI based FBC tracking ville.syrjala
2013-11-20 22:55 ` Rodrigo Vivi
2013-11-20 23:17 ` Chris Wilson
2013-11-20 23:46 ` Rodrigo Vivi
2013-11-21 11:14 ` [PATCH v4 " ville.syrjala
2013-11-21 11:49 ` Chris Wilson
2013-11-21 16:33 ` Ville Syrjälä
2013-11-21 16:39 ` Chris Wilson
2013-11-22 4:20 ` Ben Widawsky
2013-11-27 15:22 ` [PATCH v5 " ville.syrjala
2013-11-28 11:29 ` Chris Wilson
2013-11-20 23:53 ` [PATCH v3 " Rodrigo Vivi
2013-11-06 21:02 ` [PATCH v2 07/10] drm/i915: Kill sandybridge_blit_fbc_update() ville.syrjala
2013-11-20 22:56 ` Rodrigo Vivi
2013-11-06 21:02 ` [PATCH v2 08/10] drm/i915: Don't write ILK/IVB_FBC_RT_BASE directly ville.syrjala
2013-11-20 22:57 ` Rodrigo Vivi [this message]
2013-11-27 15:24 ` [PATCH v3 08/10] drm/i915: Don't write IVB_FBC_RT_BASE ville.syrjala
2013-11-28 11:30 ` Chris Wilson
2013-11-06 21:02 ` [PATCH 09/10] drm/i915: Set has_fbc=true for all SNB+, except VLV ville.syrjala
2013-11-20 23:00 ` Rodrigo Vivi
2013-11-06 21:02 ` [PATCH 10/10] drm/i915: Use plane_name() in gen7_enable_fbc() ville.syrjala
2013-11-20 23:01 ` Rodrigo Vivi
2013-11-21 8:08 ` Daniel Vetter
2013-11-21 9:57 ` Chris Wilson
2013-11-21 10:55 ` Ville Syrjälä
2013-11-21 9:03 ` [PATCH 00/10] drm/i915: FBC fixes v2 Rodrigo Vivi
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