linux-kernel - Re: [PATCH v6 00/10] drm/bridge: it6505: fix HDCP CTS fail items and add MCCS support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAEXTbpfSJJF7W6ga9R5ns5naHgK0r=smCierau5fbLAztkjVwA@mail.gmail.com>
Date: Wed, 16 Oct 2024 17:52:10 -0400
From: Pin-yen Lin <treapking@...omium.org>
To: Hermes.wu@....com.tw
Cc: Andrzej Hajda <andrzej.hajda@...el.com>, Neil Armstrong <neil.armstrong@...aro.org>, 
	Robert Foss <rfoss@...nel.org>, Laurent Pinchart <Laurent.pinchart@...asonboard.com>, 
	Jonas Karlman <jonas@...boo.se>, Jernej Skrabec <jernej.skrabec@...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>, 
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, dri-devel@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org, Kenneth Hung <Kenneth.hung@....com.tw>, 
	Pet Weng <Pet.Weng@....com.tw>
Subject: Re: [PATCH v6 00/10] drm/bridge: it6505: fix HDCP CTS fail items and
 add MCCS support

Hi Hermes,

On Wed, Oct 16, 2024 at 3:54 AM Hermes Wu via B4 Relay
<devnull+Hermes.wu.ite.com.tw@...nel.org> wrote:
>
> This is a v6 patch-set.
>
> There are lots of failure items while running HDCP CTS using UNIGRAF DPR-100.
> In Order to fix those failures, HDCP flow needs to be changed.
>
> The DisplayPort AUX protocol supports I2C transport.
> In Order to support MCCS via the aux channel, the aux-i2c operation is added.
>
> v5->v6:
>         -keep the commit message wrapped at 72-75 chars.
>         -[10/10] fix return variable being used without being initialized
>
> v4->v5:
>         -add more messages for changes.
>         -[2/10] modified AUX transfer data size judgment.
>                 change for-loop to do-while.
>         -[7/10] change for-loop to do-while.
>         -[9/10] change wait timer with timer_after()
>
>         links:
>         https://lore.kernel.org/all/20240926074755.22176-4-Hermes.Wu@ite.com.tw/
>         https://lore.kernel.org/all/20240926075134.22394-1-Hermes.Wu@ite.com.tw/
>
> v3->v4:
>         -split changes  into patches.
>
> v2->v3:
>         -split aux read  KSV function to a patch.
>         -[1/3] new in v3
>         -[2/3] add description of patch
>
> v1->v2:
>         - ignored.
>
> Hermes Wu (10):
>   drm/bridge: it6505: Change definition of AUX_FIFO_MAX_SIZE
>   drm/bridge: it6505: improve AUX operation for edid read
>   drm/bridge: it6505: add AUX operation for HDCP KSV list read
>   drm/bridge: it6505: Change definition MAX_HDCP_DOWN_STREAM_COUNT
>   drm/bridge: it6505: fix HDCP Bstatus check
>   drm/bridge: it6505: fix HDCP encryption when R0 ready
>   drm/bridge: it6505: fix HDCP CTS KSV list read with UNIGRAF DPR-100.
>   drm/bridge: it6505: fix HDCP CTS compare V matching
>   drm/bridge: it6505: fix HDCP CTS KSV list wait timer
>   drm/bridge: it6505: add I2C functionality on AUX
>
> Change-Id: Iad0c056d72abf2655081357cf40c3b0d3df916b5
> Signed-off-by: Hermes Wu <Hermes.wu@....com.tw>
> ---
> Hermes Wu (10):
>       drm/bridge: it6505: Change definition of AUX_FIFO_MAX_SIZE
>       drm/bridge: it6505: improve AUX operation for edid read
>       drm/bridge: it6505: add AUX operation for HDCP KSV list read
>       drm/bridge: it6505: Change definition MAX_HDCP_DOWN_STREAM_COUNT
>       drm/bridge: it6505: fix HDCP Bstatus check
>       drm/bridge: it6505: fix HDCP encryption when R0 ready
>       drm/bridge: it6505: fix HDCP CTS KSV list read with UNIGRAF DPR-100.
>       drm/bridge: it6505: fix HDCP CTS compare V matching
>       drm/bridge: it6505: fix HDCP CTS KSV list wait timer
>       drm/bridge: it6505: add I2C functionality on AUX
>
>  drivers/gpu/drm/bridge/ite-it6505.c | 334 ++++++++++++++++++++++++++++++------
>  1 file changed, 277 insertions(+), 57 deletions(-)
> ---
> base-commit: b8128f7815ff135f0333c1b46dcdf1543c41b860
> change-id: 20241015-upstream-v6-9f4b015fecf7
>
> Best regards,
> --
> Hermes Wu <Hermes.wu@....com.tw>
>
>

I'm not sure if this requires a re-spin, but you are supposed to
collect the reviewed-by tags you received when you send out a new
version. i.e., put the "Reviewed-by:" lines you received before your
"Signed-off-by:" line.

Regards,
Pin-yen