linux-kernel - RE: [PATCH v3 2/3] drm/bridge: it6505: HDCP CTS fail on repeater items

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Message-ID: <a0a8f862018b4c9aa689672551e7a492@ite.com.tw>
Date: Mon, 23 Sep 2024 10:45:49 +0000
From: <Hermes.Wu@....com.tw>
To: <dmitry.baryshkov@...aro.org>
CC: <treapking@...omium.org>, <Kenneth.Hung@....com.tw>,
        <andrzej.hajda@...el.com>, <neil.armstrong@...aro.org>,
        <rfoss@...nel.org>, <Laurent.pinchart@...asonboard.com>,
        <jonas@...boo.se>, <jernej.skrabec@...il.com>,
        <maarten.lankhorst@...ux.intel.com>, <mripard@...nel.org>,
        <tzimmermann@...e.de>, <airlied@...il.com>, <simona@...ll.ch>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v3 2/3] drm/bridge: it6505: HDCP CTS fail on repeater
 items

>On Mon, Sep 23, 2024 at 05:48:28PM GMT, Hermes Wu wrote:
>> From: Hermes Wu <Hermes.wu@....com.tw>
>> 
>> Changes in v3:
>>  -add detials about fail item and changes.
>> 
>> 
>> Fix HDCP CTS fail items on UNIGRAF DRP-100
>> 
>> DUT must Support 127 devices.
>> DUT must check BSTATUS when receive CP_IRQ.
>> DUT must enable encryption when R0' is ready.
>> DUT must retry V' check 3 times.
>> it6505 must read DRP-100 KSV FIFO by FIFO mode.
>> it6505 should restart HDCP within 5s if KSV not ready.
>
>Still not readable.
>
>English text, please. Split the patch to fix one issue at a time.
>Describe the _reason_ for the change. Annotate fixes with Fixes tags.
>

with fixes tag include drm/bridge like this ?  => "Fixes: drm/bridge: it6505: HDCP CTS fail 1B-xx"

About the reason about bug fixes. 

for example, the 1B-01 device count.
will this readable?

" When connect to HDCP repeater, it6505 must support 127 downstream devices. "

And this will be only one change in a patch?

>> 
>> Signed-off-by: Hermes Wu <Hermes.wu@....com.tw>
>> ---
>>  drivers/gpu/drm/bridge/ite-it6505.c | 112 ++++++++++++++++++----------
>>  1 file changed, 74 insertions(+), 38 deletions(-)
>
>-- 
>With best wishes
>Dmitry

BR,
Hermes