linux-kernel - Re: [PATCH v2 0/4] Apple Display Pipe driver fixes

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Message-Id: <174593334122.31053.18397299595093842185.b4-ty@rosenzweig.io>
Date: Tue, 29 Apr 2025 09:29:01 -0400
From: Alyssa Rosenzweig <alyssa@...enzweig.io>
To: Sasha Finkelstein <fnkl.kernel@...il.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Neal Gompa <neal@...pa.dev>, Dmitry Baryshkov <lumag@...nel.org>, 
 Janne Grunau <j@...nau.net>
Cc: dri-devel@...ts.freedesktop.org, asahi@...ts.linux.dev, 
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/4] Apple Display Pipe driver fixes


On Mon, 28 Apr 2025 13:37:12 +0200, Janne Grunau wrote:
> While looking at a suspend issue in the Asahi downstream kernel I
> noticed several issues in the the ADP driver. This series fixes those
> issue.
> 
> The root cause of the issue was that the device is unexpectedly powered
> down on suspend. The driver relies on initialization done by the boot
> loader and can not bring the device up from reset. The change in [1]
> annotates the power-domain used by ADP as always-on. This ensure the
> touchbar is useable when the adpdrm module is loaded after boot.
> 
> [...]

Applied, thanks!

[1/4] drm: adp: Use spin_lock_irqsave for drm device event_lock
      (no commit info)
[2/4] drm: adp: Handle drm_crtc_vblank_get() errors
      (no commit info)
[3/4] drm: adp: Enable vblank interrupts in crtc's .atomic_enable
      (no commit info)
[4/4] drm: adp: Remove pointless irq_lock spin lock
      (no commit info)

Best regards,
-- 
Alyssa Rosenzweig <alyssa@...enzweig.io>