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From: Lyude Paul <lyude@redhat.com>
To: "Ville Syrjälä" <ville.syrjala@linux.intel.com>,
	"Thierry Reding" <thierry.reding@gmail.com>
Cc: "Neil Armstrong" <narmstrong@baylibre.com>,
	"David Airlie" <airlied@linux.ie>,
	nouveau@lists.freedesktop.org, "Guido Günther" <agx@sigxcpu.org>,
	"Joonas Lahtinen" <joonas.lahtinen@linux.intel.com>,
	"Oleg Vasilev" <oleg.vasilev@intel.com>,
	dri-devel@lists.freedesktop.org,
	"Meenakshikumar Somasundaram"
	<meenakshikumar.somasundaram@amd.com>,
	"Andrzej Hajda" <a.hajda@samsung.com>,
	"Aurabindo Pillai" <aurabindo.pillai@amd.com>,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Laurent Pinchart" <Laurent.pinchart@ideasonboard.com>,
	"Sam Ravnborg" <sam@ravnborg.org>,
	"Tomi Valkeinen" <tomi.valkeinen@ti.com>,
	"Parshuram Thombare" <pthombar@cadence.com>,
	"Rodrigo Siqueira" <Rodrigo.Siqueira@amd.com>,
	"Michal Simek" <michal.simek@xilinx.com>,
	amd-gfx@lists.freedesktop.org,
	"Jonathan Hunter" <jonathanh@nvidia.com>,
	"Luben Tuikov" <luben.tuikov@amd.com>,
	"Ben Skeggs" <bskeggs@redhat.com>,
	"Swapnil Jakhade" <sjakhade@cadence.com>,
	"Thierry Reding" <treding@nvidia.com>,
	"Harry Wentland" <harry.wentland@amd.com>,
	"Imre Deak" <imre.deak@intel.com>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	"Jonas Karlman" <jonas@kwiboo.se>, "Leo Li" <sunpeng.li@amd.com>,
	intel-gfx@lists.freedesktop.org,
	"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
	"Jani Nikula" <jani.nikula@linux.intel.com>,
	"Joe Perches" <joe@perches.com>,
	"Yuti Amonkar" <yamonkar@cadence.com>,
	"Maxime Ripard" <mripard@kernel.org>,
	"Rodrigo Vivi" <rodrigo.vivi@intel.com>,
	"Mikita Lipski" <mikita.lipski@amd.com>,
	"Sean Paul" <sean@poorly.run>,
	"Navid Emamdoost" <navid.emamdoost@gmail.com>,
	"Jernej Skrabec" <jernej.skrabec@siol.net>,
	"Chris Park" <Chris.Park@amd.com>,
	"Eryk Brol" <eryk.brol@amd.com>,
	"Hyun Kwon" <hyun.kwon@xilinx.com>,
	"Robert Foss" <robert.foss@linaro.org>,
	"Julia Lawall" <Julia.Lawall@inria.fr>,
	"Rob Clark" <robdclark@gmail.com>,
	"Boris Brezillon" <boris.brezillon@collabora.com>,
	"Thomas Zimmermann" <tzimmermann@suse.de>,
	"Alex Deucher" <alexander.deucher@amd.com>,
	"Christian König" <christian.koenig@amd.com>
Subject: Re: [PATCH v3 03/20] drm/dp: Move i2c init to drm_dp_aux_init, add __must_check and fini
Date: Thu, 22 Apr 2021 13:18:09 -0400	[thread overview]
Message-ID: <56a931c9f284ee6a23583eb3dc59de4afaa60e93.camel@redhat.com> (raw)
In-Reply-To: <YH4PPbY1qqF2NtrN@intel.com>

On Tue, 2021-04-20 at 02:16 +0300, Ville Syrjälä wrote:
> 
> The init vs. register split is intentional. Registering the thing
> and allowing userspace access to it before the rest of the driver
> is ready isn't particularly great. For a while now we've tried to
> move towards an architecture where the driver is fully initialzied
> before anything gets exposed to userspace.

Yeah-thank you for pointing this out. Thierry - do you think there's an
alternate solution we could go with in Tegra to fix the get_device() issue
that wouldn't require us trying to expose the i2c adapter early?

> 

-- 
Cheers,
 Lyude Paul (she/her)
 Software Engineer at Red Hat

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  reply	other threads:[~2021-04-22 17:19 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-19 22:55 [PATCH v3 00/20] drm: Use new DRM printk funcs (like drm_dbg_*()) in DP helpers Lyude Paul
2021-04-19 22:55 ` [PATCH v3 01/20] drm/amdgpu: Add error handling to amdgpu_dm_initialize_dp_connector() Lyude Paul
2021-04-21 14:23   ` Mikita Lipski
2021-04-21 15:22     ` Deucher, Alexander
2021-04-19 22:55 ` [PATCH v3 02/20] drm/dp: Add __no_check to drm_dp_aux_register() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 03/20] drm/dp: Move i2c init to drm_dp_aux_init, add __must_check and fini Lyude Paul
2021-04-19 23:16   ` Ville Syrjälä
2021-04-22 17:18     ` Lyude Paul [this message]
2021-04-22 22:33       ` Lyude Paul
2021-04-23  4:11         ` Lyude Paul
2021-04-23 12:39           ` Thierry Reding
2021-04-23 17:53             ` Lyude Paul
2021-04-23 12:38         ` Thierry Reding
2021-04-23 12:34       ` Thierry Reding
2021-04-19 22:55 ` [PATCH v3 04/20] drm/bridge/cdns-mhdp8546: Register DP aux channel with userspace Lyude Paul
2021-04-19 22:55 ` [PATCH v3 05/20] drm/nouveau/kms/nv50-: Move AUX adapter reg to connector late register/early unregister Lyude Paul
2021-04-19 22:55 ` [PATCH v3 06/20] drm/dp: Add backpointer to drm_device in drm_dp_aux Lyude Paul
2021-04-19 22:55 ` [PATCH v3 07/20] drm/dp: Clarify DP AUX registration time Lyude Paul
2021-04-19 22:55 ` [PATCH v3 08/20] drm/dp: Pass drm_dp_aux to drm_dp_link_train_clock_recovery_delay() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 09/20] drm/dp: Pass drm_dp_aux to drm_dp*_link_train_channel_eq_delay() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 10/20] drm/dp: Always print aux channel name in logs Lyude Paul
2021-04-19 22:55 ` [PATCH v3 11/20] drm/dp_dual_mode: Pass drm_device to drm_dp_dual_mode_detect() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 12/20] drm/dp_dual_mode: Pass drm_device to drm_dp_dual_mode_set_tmds_output() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 13/20] drm/dp_dual_mode: Pass drm_device to drm_dp_dual_mode_max_tmds_clock() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 14/20] drm/dp_dual_mode: Pass drm_device to drm_dp_dual_mode_get_tmds_output() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 15/20] drm/dp_dual_mode: Pass drm_device to drm_lspcon_(get|set)_mode() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 16/20] drm/dp_mst: Pass drm_dp_mst_topology_mgr to drm_dp_get_vc_payload_bw() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 17/20] drm/print: Handle potentially NULL drm_devices in drm_dbg_* Lyude Paul
2021-04-19 22:55 ` [PATCH v3 18/20] drm/dp: Convert drm_dp_helper.c to using drm_err/drm_dbg_*() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 19/20] drm/dp_dual_mode: Convert drm_dp_dual_mode_helper.c to using drm_err/drm_dbg_kms() Lyude Paul
2021-04-19 22:55 ` [PATCH v3 20/20] drm/dp_mst: Convert drm_dp_mst_topology.c to drm_err()/drm_dbg*() Lyude Paul

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