linux-kernel - Re: [PATCH 3/5] drm/msm/dpu: enable SmartDMA on SC8280XP

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: <acdc6e46-4c58-4756-a7c9-e4e30a0ae94d@quicinc.com>
Date: Fri, 25 Apr 2025 12:30:15 -0700
From: Abhinav Kumar <quic_abhinavk@...cinc.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Jessica Zhang
	<quic_jesszhan@...cinc.com>
CC: Dmitry Baryshkov <lumag@...nel.org>, Rob Clark <robdclark@...il.com>,
        "Sean Paul" <sean@...rly.run>,
        Marijn Suijten
	<marijn.suijten@...ainline.org>,
        "David Airlie" <airlied@...il.com>, Simona
 Vetter <simona@...ll.ch>,
        Konrad Dybcio <konradybcio@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/5] drm/msm/dpu: enable SmartDMA on SC8280XP



On 4/25/2025 12:00 PM, Dmitry Baryshkov wrote:
> On Fri, Apr 25, 2025 at 11:34:18AM -0700, Jessica Zhang wrote:
>>
>>
>> On 3/7/2025 9:38 PM, Dmitry Baryshkov wrote:
>>> From: Abhinav Kumar <quic_abhinavk@...cinc.com>
>>>
>>> In order to support more versatile configuration of the display pipes on
>>> SC8280XP, enable SmartDMA for this platform.
>>>
>>> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
>>
>> Hi Dmitry,
>>
>> Seems like Abhinav's signed-off-by is missing for the patches that list him
>> as author.
>>
> 
> Good point. I don't remember, why these patches mark him as an author,
> but lack SoB. Googling doesn't point out any previous patches. I think
> the easiest way to fix the issue would be for Abhinav to respond with
> the SoB. Another option would be for me to reset the author.
> 

I dont recall myself. You can go ahead and drop me as the author.

>> Thanks,
>>
>> Jessica Zhang
>>
>>> ---
>>>    drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h | 16 ++++++++--------
>>>    1 file changed, 8 insertions(+), 8 deletions(-)
>>>
>>> diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h
>>> index fcee1c3665f88a9defca4fec38dd76d56c97297e..923afc202f5195fa15bcfc1e141fc44134c965e4 100644
>>> --- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h
>>> +++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h
>>> @@ -74,7 +74,7 @@ static const struct dpu_sspp_cfg sc8280xp_sspp[] = {
>>>    	{
>>>    		.name = "sspp_0", .id = SSPP_VIG0,
>>>    		.base = 0x4000, .len = 0x2ac,
>>> -		.features = VIG_SDM845_MASK,
>>> +		.features = VIG_SDM845_MASK_SDMA,
>>>    		.sblk = &dpu_vig_sblk_qseed3_3_0,
>>>    		.xin_id = 0,
>>>    		.type = SSPP_TYPE_VIG,
>>> @@ -82,7 +82,7 @@ static const struct dpu_sspp_cfg sc8280xp_sspp[] = {
>>>    	}, {
>>>    		.name = "sspp_1", .id = SSPP_VIG1,
>>>    		.base = 0x6000, .len = 0x2ac,
>>> -		.features = VIG_SDM845_MASK,
>>> +		.features = VIG_SDM845_MASK_SDMA,
>>>    		.sblk = &dpu_vig_sblk_qseed3_3_0,
>>>    		.xin_id = 4,
>>>    		.type = SSPP_TYPE_VIG,
>>> @@ -90,7 +90,7 @@ static const struct dpu_sspp_cfg sc8280xp_sspp[] = {
>>>    	}, {
>>>    		.name = "sspp_2", .id = SSPP_VIG2,
>>>    		.base = 0x8000, .len = 0x2ac,
>>> -		.features = VIG_SDM845_MASK,
>>> +		.features = VIG_SDM845_MASK_SDMA,
>>>    		.sblk = &dpu_vig_sblk_qseed3_3_0,
>>>    		.xin_id = 8,
>>>    		.type = SSPP_TYPE_VIG,
>>> @@ -98,7 +98,7 @@ static const struct dpu_sspp_cfg sc8280xp_sspp[] = {
>>>    	}, {
>>>    		.name = "sspp_3", .id = SSPP_VIG3,
>>>    		.base = 0xa000, .len = 0x2ac,
>>> -		.features = VIG_SDM845_MASK,
>>> +		.features = VIG_SDM845_MASK_SDMA,
>>>    		.sblk = &dpu_vig_sblk_qseed3_3_0,
>>>    		.xin_id = 12,
>>>    		.type = SSPP_TYPE_VIG,
>>> @@ -106,7 +106,7 @@ static const struct dpu_sspp_cfg sc8280xp_sspp[] = {
>>>    	}, {
>>>    		.name = "sspp_8", .id = SSPP_DMA0,
>>>    		.base = 0x24000, .len = 0x2ac,
>>> -		.features = DMA_SDM845_MASK,
>>> +		.features = DMA_SDM845_MASK_SDMA,
>>>    		.sblk = &dpu_dma_sblk,
>>>    		.xin_id = 1,
>>>    		.type = SSPP_TYPE_DMA,
>>> @@ -114,7 +114,7 @@ static const struct dpu_sspp_cfg sc8280xp_sspp[] = {
>>>    	}, {
>>>    		.name = "sspp_9", .id = SSPP_DMA1,
>>>    		.base = 0x26000, .len = 0x2ac,
>>> -		.features = DMA_SDM845_MASK,
>>> +		.features = DMA_SDM845_MASK_SDMA,
>>>    		.sblk = &dpu_dma_sblk,
>>>    		.xin_id = 5,
>>>    		.type = SSPP_TYPE_DMA,
>>> @@ -122,7 +122,7 @@ static const struct dpu_sspp_cfg sc8280xp_sspp[] = {
>>>    	}, {
>>>    		.name = "sspp_10", .id = SSPP_DMA2,
>>>    		.base = 0x28000, .len = 0x2ac,
>>> -		.features = DMA_CURSOR_SDM845_MASK,
>>> +		.features = DMA_CURSOR_SDM845_MASK_SDMA,
>>>    		.sblk = &dpu_dma_sblk,
>>>    		.xin_id = 9,
>>>    		.type = SSPP_TYPE_DMA,
>>> @@ -130,7 +130,7 @@ static const struct dpu_sspp_cfg sc8280xp_sspp[] = {
>>>    	}, {
>>>    		.name = "sspp_11", .id = SSPP_DMA3,
>>>    		.base = 0x2a000, .len = 0x2ac,
>>> -		.features = DMA_CURSOR_SDM845_MASK,
>>> +		.features = DMA_CURSOR_SDM845_MASK_SDMA,
>>>    		.sblk = &dpu_dma_sblk,
>>>    		.xin_id = 13,
>>>    		.type = SSPP_TYPE_DMA,
>>>
>>
>