linux-kernel - Re: [PATCH v5 00/10]drm/bridge: it6505: fix HDCP CTS fail items and add MCCS support

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Message-ID: <jd2wxdsgcgqhiek557i32c7god3cb2ic6bovyrmwsljkqtdofb@lrerfednnobl>
Date: Mon, 14 Oct 2024 17:05:32 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Hermes Wu <Hermes.Wu@....com.tw>
Cc: Pin-yen Lin <treapking@...omium.org>, 
	Kenneth Hung <Kenneth.hung@....com.tw>, Pet Weng <Pet.Weng@....com.tw>, 
	Allen Chen <allen.chen@....com.tw>, 
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, "open list:DRM DRIVERS" <dri-devel@...ts.freedesktop.org>, 
	Jernej Skrabec <jernej.skrabec@...il.com>, Jonas Karlman <jonas@...boo.se>, 
	Laurent Pinchart <Laurent.pinchart@...asonboard.com>, open list <linux-kernel@...r.kernel.org>, 
	Robert Foss <rfoss@...nel.org>
Subject: Re: [PATCH v5 00/10]drm/bridge: it6505: fix HDCP CTS fail items and
 add MCCS support

On Tue, Oct 01, 2024 at 02:42:59PM +0800, Hermes Wu wrote:
> From: Hermes Wu <Hermes.wu@....com.tw>
> 
> This is a v5 patch-set.

Please check the way you are sending your patches. For some reason my
email client lists patches 0-4 separately, patches 6-8 as a separate
thread and patches 5, 9, 10 as individual patches. Please use single git
send-email command to send the whole patchset.

> 
> 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.
> 
> 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
> 
>  drivers/gpu/drm/bridge/ite-it6505.c | 334 +++++++++++++++++++++++-----
>  1 file changed, 277 insertions(+), 57 deletions(-)
> 
> -- 
> 2.34.1
> 

-- 
With best wishes
Dmitry