From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: Intel-gfx@lists.freedesktop.org,
Tvrtko Ursulin <tvrtko.ursulin@intel.com>,
Matthew Auld <matthew.auld@intel.com>,
dri-devel@lists.freedesktop.org,
Chris Wilson <chris@chris-wilson.co.uk>
Subject: Re: [PATCH 1/2] drm/i915/overlay: Fix active retire callback alignment
Date: Thu, 29 Apr 2021 19:31:43 +0300 [thread overview]
Message-ID: <YIrfb9jvAn/FTt09@intel.com> (raw)
In-Reply-To: <20210429083530.849546-1-tvrtko.ursulin@linux.intel.com>
On Thu, Apr 29, 2021 at 09:35:29AM +0100, Tvrtko Ursulin wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
>
> __i915_active_call annotation is required on the retire callback to ensure
> correct function alignment.
>
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
> Fixes: a21ce8ad12d2 ("drm/i915/overlay: Switch to using i915_active tracking")
> Cc: Chris Wilson <chris@chris-wilson.co.uk>
> Cc: Matthew Auld <matthew.auld@intel.com>
> ---
> drivers/gpu/drm/i915/display/intel_overlay.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c
> index fffbde4256db..428819ba18dd 100644
> --- a/drivers/gpu/drm/i915/display/intel_overlay.c
> +++ b/drivers/gpu/drm/i915/display/intel_overlay.c
> @@ -383,7 +383,7 @@ static void intel_overlay_off_tail(struct intel_overlay *overlay)
> i830_overlay_clock_gating(dev_priv, true);
> }
>
> -static void
> +__i915_active_call static void
Am I blind or are we just packing flag bits into a pointer, passing
that to a function, and then immediately unpack the bits again in
said function? Why not just pass the flags explicitly?
Looks like you missed auto_retire()?
> intel_overlay_last_flip_retire(struct i915_active *active)
> {
> struct intel_overlay *overlay =
> --
> 2.30.2
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Ville Syrjälä
Intel
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next prev parent reply other threads:[~2021-04-29 16:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-29 8:35 [PATCH 1/2] drm/i915/overlay: Fix active retire callback alignment Tvrtko Ursulin
2021-04-29 8:35 ` [PATCH 2/2] drm/i915/selftests: " Tvrtko Ursulin
2021-04-29 16:31 ` Ville Syrjälä [this message]
2021-04-29 17:31 ` [Intel-gfx] [PATCH 1/2] drm/i915/overlay: " Ville Syrjälä
2021-04-30 11:14 ` Tvrtko Ursulin
2021-04-29 17:34 ` Tvrtko Ursulin
2021-04-30 11:52 ` Daniel Vetter
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