From: Hans Verkuil <hverkuil-cisco@xs4all.nl>
To: Neil Armstrong <narmstrong@baylibre.com>,
Dariusz Marcinkiewicz <darekm@google.com>,
dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org
Cc: Kate Stewart <kstewart@linuxfoundation.org>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
Hans Verkuil <hverkuil@xs4all.nl>,
Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>,
Sam Ravnborg <sam@ravnborg.org>,
linux-samsung-soc@vger.kernel.org,
David Francis <David.Francis@amd.com>,
amd-gfx@lists.freedesktop.org, Leo Li <sunpeng.li@amd.com>,
"Jerry (Fangzhi) Zuo" <Jerry.Zuo@amd.com>,
linux-arm-kernel@lists.infradead.org,
nouveau@lists.freedesktop.org, Jonas Karlman <jonas@kwiboo.se>,
Jani Nikula <jani.nikula@intel.com>,
intel-gfx@lists.freedesktop.org,
Russell King <rmk+kernel@armlinux.org.uk>,
Sean Paul <seanpaul@chromium.org>,
Rodrigo Vivi <rodrigo.vivi@intel.com>,
linux-tegra@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
Allison Randal <allison@lohutok.net>,
Thomas Lim <Thomas.Lim@amd.com>,
Jernej Skrabec <jernej.skrabec@siol.net>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Douglas Anderson <dianders@chromium.org>,
linux-kernel@vger.kernel.org,
Manasi Navare <manasi.d.navare@intel.com>,
Alex Deucher <alexander.deucher@amd.com>,
Colin Ian King <colin.king@canonical.com>,
Enrico Weigelt <info@metux.net>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
Subject: Re: [PATCH v7 0/9] drm: cec: convert DRM drivers to the new notifier API
Date: Mon, 19 Aug 2019 16:55:28 +0200 [thread overview]
Message-ID: <6ef361f6-2f56-32ea-c7da-52799990cac7@xs4all.nl> (raw)
In-Reply-To: <ad2a4af0-aeff-a81e-7885-7e9fc3c5cf90@baylibre.com>
On 8/19/19 4:48 PM, Neil Armstrong wrote:
> Hi Dariusz, Hans,
>
> I can apply the dw-hdmi patches if necessary.
I'd appreciate it if you can do that.
Thanks,
Hans
>
> Neil
>
> On 19/08/2019 11:38, Hans Verkuil wrote:
>> Hi all,
>>
>> The patches in this series can be applied independently from each other.
>>
>> If you maintain one of these drivers and you want to merge it for v5.4
>> yourself, then please do so and let me know. If you prefer I commit it
>> to drm-misc, then please review and (hopefully) Ack the patch.
>>
>> I would really like to get this in for v5.4 so I can get the userspace
>> bits in for v5.4 as well through the media subsystem.
>>
>> Dariusz, can you post a v7.1 for patch 5/9 fixing the typo?
>>
>> Thanks!
>>
>> Hans
>>
>> On 8/14/19 12:44 PM, Dariusz Marcinkiewicz wrote:
>>> This series updates DRM drivers to use new CEC notifier API.
>>>
>>> Changes since v6:
>>> Made CEC notifiers' registration and de-registration symmetric
>>> in tda998x and dw-hdmi drivers. Also, accidentally dropped one
>>> patch in v6 (change to drm_dp_cec), brought it back now.
>>> Changes since v5:
>>> Fixed a warning about a missing comment for a new member of
>>> drm_dp_aux_cec struct. Sending to a wider audience,
>>> including maintainers of respective drivers.
>>> Changes since v4:
>>> Addressing review comments.
>>> Changes since v3:
>>> Updated adapter flags in dw-hdmi-cec.
>>> Changes since v2:
>>> Include all DRM patches from "cec: improve notifier support,
>>> add connector info connector info" series.
>>> Changes since v1:
>>> Those patches delay creation of notifiers until respective
>>> connectors are constructed. It seems that those patches, for a
>>> couple of drivers, by adding the delay, introduce a race between
>>> notifiers' creation and the IRQs handling threads - at least I
>>> don't see anything obvious in there that would explicitly forbid
>>> such races to occur. v2 adds a write barrier to make sure IRQ
>>> threads see the notifier once it is created (replacing the
>>> WRITE_ONCE I put in v1). The best thing to do here, I believe,
>>> would be not to have any synchronization and make sure that an IRQ
>>> only gets enabled after the notifier is created.
>>> Dariusz Marcinkiewicz (9):
>>> drm_dp_cec: add connector info support.
>>> drm/i915/intel_hdmi: use cec_notifier_conn_(un)register
>>> dw-hdmi-cec: use cec_notifier_cec_adap_(un)register
>>> tda9950: use cec_notifier_cec_adap_(un)register
>>> drm: tda998x: use cec_notifier_conn_(un)register
>>> drm: sti: use cec_notifier_conn_(un)register
>>> drm: tegra: use cec_notifier_conn_(un)register
>>> drm: dw-hdmi: use cec_notifier_conn_(un)register
>>> drm: exynos: exynos_hdmi: use cec_notifier_conn_(un)register
>>>
>>> .../display/amdgpu_dm/amdgpu_dm_mst_types.c | 2 +-
>>> drivers/gpu/drm/bridge/synopsys/dw-hdmi-cec.c | 13 +++---
>>> drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 46 +++++++++++++------
>>> drivers/gpu/drm/drm_dp_cec.c | 25 ++++++----
>>> drivers/gpu/drm/exynos/exynos_hdmi.c | 31 +++++++------
>>> drivers/gpu/drm/i2c/tda9950.c | 12 ++---
>>> drivers/gpu/drm/i2c/tda998x_drv.c | 36 ++++++++++-----
>>> drivers/gpu/drm/i915/display/intel_dp.c | 4 +-
>>> drivers/gpu/drm/i915/display/intel_hdmi.c | 13 ++++--
>>> drivers/gpu/drm/nouveau/nouveau_connector.c | 3 +-
>>> drivers/gpu/drm/sti/sti_hdmi.c | 19 +++++---
>>> drivers/gpu/drm/tegra/output.c | 28 ++++++++---
>>> include/drm/drm_dp_helper.h | 17 ++++---
>>> 13 files changed, 155 insertions(+), 94 deletions(-)
>>>
>>
>
prev parent reply other threads:[~2019-08-19 14:55 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-14 10:44 [PATCH v7 0/9] drm: cec: convert DRM drivers to the new notifier API Dariusz Marcinkiewicz
2019-08-14 10:44 ` [PATCH v7 1/9] drm_dp_cec: add connector info support Dariusz Marcinkiewicz
2019-08-15 18:10 ` Lyude Paul
2019-08-26 9:05 ` Ben Skeggs
2019-08-22 8:08 ` Hans Verkuil
2019-08-26 9:00 ` Hans Verkuil
2019-08-28 15:05 ` Ville Syrjälä
2019-08-14 10:45 ` [PATCH v7 2/9] drm/i915/intel_hdmi: use cec_notifier_conn_(un)register Dariusz Marcinkiewicz
2019-08-22 8:03 ` Hans Verkuil
2019-08-26 8:59 ` Hans Verkuil
2019-08-26 12:08 ` Ville Syrjälä
2019-08-14 10:45 ` [PATCH v7 3/9] dw-hdmi-cec: use cec_notifier_cec_adap_(un)register Dariusz Marcinkiewicz
2019-08-19 14:35 ` Neil Armstrong
2019-08-20 7:48 ` Neil Armstrong
2019-08-14 10:45 ` [PATCH v7 4/9] tda9950: " Dariusz Marcinkiewicz
2019-08-14 10:45 ` [PATCH v7 5/9] drm: tda998x: use cec_notifier_conn_(un)register Dariusz Marcinkiewicz
2019-08-19 9:30 ` Hans Verkuil
2019-08-19 11:22 ` [PATCH v7.1 " Dariusz Marcinkiewicz
2019-08-28 7:15 ` [PATCH v7.2 " Dariusz Marcinkiewicz
2019-08-25 13:12 ` [PATCH v7 " Hans Verkuil
2019-08-28 7:18 ` Dariusz Marcinkiewicz
2019-08-14 10:45 ` [PATCH v7 6/9] drm: sti: " Dariusz Marcinkiewicz
2019-08-19 9:34 ` Hans Verkuil
2019-08-22 8:11 ` Hans Verkuil
2019-09-02 13:11 ` Benjamin Gaignard
2019-08-14 10:45 ` [PATCH v7 7/9] drm: tegra: " Dariusz Marcinkiewicz
2019-08-19 9:33 ` Hans Verkuil
2019-08-28 8:09 ` Hans Verkuil
2019-08-28 9:38 ` Thierry Reding
2019-08-28 10:06 ` Hans Verkuil
2019-08-28 11:54 ` Thierry Reding
2019-10-04 8:48 ` Hans Verkuil
2019-10-14 7:51 ` Hans Verkuil
2019-08-28 9:36 ` Thierry Reding
2019-10-14 12:17 ` Thierry Reding
2019-08-14 10:45 ` [PATCH v7 8/9] drm: dw-hdmi: " Dariusz Marcinkiewicz
2019-08-19 9:32 ` Hans Verkuil
2019-08-19 14:05 ` Hans Verkuil
2019-08-19 14:38 ` Neil Armstrong
2019-08-19 14:41 ` Hans Verkuil
2019-08-19 14:47 ` Neil Armstrong
2019-08-20 7:48 ` Neil Armstrong
2019-08-14 10:45 ` [PATCH v7 9/9] drm: exynos: exynos_hdmi: " Dariusz Marcinkiewicz
2019-08-19 9:32 ` Hans Verkuil
2019-08-28 8:39 ` Sylwester Nawrocki
2019-08-28 12:34 ` [PATCH v7.1 " Dariusz Marcinkiewicz
2019-08-28 12:38 ` [PATCH v7 " Dariusz Marcinkiewicz
2019-08-19 9:38 ` [PATCH v7 0/9] drm: cec: convert DRM drivers to the new notifier API Hans Verkuil
2019-08-19 11:28 ` Dariusz Marcinkiewicz
2019-08-19 12:00 ` Hans Verkuil
2019-08-19 14:48 ` Neil Armstrong
2019-08-19 14:55 ` Hans Verkuil [this message]
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