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From: Xiangxu Yin <xiangxu.yin@oss.qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Cc: Rob Clark <robin.clark@oss.qualcomm.com>,
	Dmitry Baryshkov <lumag@kernel.org>,
	Abhinav Kumar <abhinav.kumar@linux.dev>,
	Jessica Zhang <jessica.zhang@oss.qualcomm.com>,
	Sean Paul <sean@poorly.run>,
	Marijn Suijten <marijn.suijten@somainline.org>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Kuogee Hsieh <quic_khsieh@quicinc.com>,
	linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org,
	freedreno@lists.freedesktop.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, fange.zhang@oss.qualcomm.com,
	yongxing.mou@oss.qualcomm.com, li.liu@oss.qualcomm.com
Subject: Re: [PATCH 1/2] dt-bindings: display/msm: dp-controller: Add SM6150
Date: Mon, 15 Sep 2025 18:09:56 +0800	[thread overview]
Message-ID: <4dd37b1f-2175-4759-a250-fee4ed2bd39c@oss.qualcomm.com> (raw)
In-Reply-To: <v3vuphn3n4w6ynpaqeosechjdcelomn53atwfotka7izqvjuid@nnvdwxqlelrp>


On 9/15/2025 6:03 PM, Dmitry Baryshkov wrote:
> On Mon, Sep 15, 2025 at 02:26:12PM +0800, Xiangxu Yin wrote:
>> On 9/12/2025 8:10 PM, Dmitry Baryshkov wrote:
>>> On Fri, Sep 12, 2025 at 07:54:31PM +0800, Xiangxu Yin wrote:
>>>> On 9/12/2025 7:46 PM, Dmitry Baryshkov wrote:
>>>>> On Fri, Sep 12, 2025 at 07:39:16PM +0800, Xiangxu Yin wrote:
>>>>>> Add DisplayPort controller for Qualcomm SM6150 SoC.
>>>>>> SM6150 shares the same configuration as SM8350, its hardware capabilities
>>>>>> differ about HBR3. Explicitly listing it ensures clarity and avoids
>>>>>> potential issues if SM8350 support evolves in the future.
>>>>> The controller is exactly the same as the one present on SM8150. HBR3 is
>>>>> a property of the PHY.
>>>> Ok, will update commit msg.
>>> Please red my response again. What does it says to you wrt bindings?
>>>
>> Yes, SM6150 uses the same DisplayPort controller IP as SM8150. I wasn’t
>> previously familiar with how fallback compatibility is defined in the
>> bindings. Since SM6150 will be declared as a fallback to sm8350-dp, is it
>> fine to drop the driver patch ([2/2])?
> Yes
>
>> Here’s the updated commit message for [1/2], does it match your expectation?
>> 'SM6150 uses the same controller IP as SM8150. Declare SM6150 as a fallback
>> compatible to sm8350-dp for consistency with existing bindings and to ensure
>> correct matching and future clarity.'
> I'd prefer if we have "qcom,sm6150-dp", "qcom-sm8150-dp",
> "qcom-sm8350-dp".


Ok. will update next patch.
'qcom,sm6150-dp' uses the same controller IP as 'qcom,sm8150-dp' ...
fallback compatible to 'qcom-sm8350-dp' ...



  reply	other threads:[~2025-09-15 10:10 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-12 11:39 [PATCH 0/2] Add dp-controller support for sm6150 Xiangxu Yin
2025-09-12 11:39 ` [PATCH 1/2] dt-bindings: display/msm: dp-controller: Add SM6150 Xiangxu Yin
2025-09-12 11:46   ` Dmitry Baryshkov
2025-09-12 11:54     ` Xiangxu Yin
2025-09-12 12:10       ` Dmitry Baryshkov
2025-09-15  6:26         ` Xiangxu Yin
2025-09-15 10:03           ` Dmitry Baryshkov
2025-09-15 10:09             ` Xiangxu Yin [this message]
2025-09-12 11:39 ` [PATCH 2/2] drm/msm/dp: Add DisplayPort support for SM6150 Xiangxu Yin
2025-09-12 11:47   ` Dmitry Baryshkov
2025-09-12 11:53     ` Xiangxu Yin
2025-09-12 12:10       ` Dmitry Baryshkov

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