linux-kernel - Re: [PATCH v2 3/6] drm/msm/a6xx: Add support for Adreno 623

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Message-ID: <70c7f4fc-137c-442a-b65e-3743d7b1b736@quicinc.com>
Date: Fri, 28 Feb 2025 02:36:00 +0530
From: Akhil P Oommen <quic_akhilpo@...cinc.com>
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
        Rob Clark
	<robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        Konrad Dybcio
	<konradybcio@...nel.org>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        "Dmitry
 Baryshkov" <dmitry.baryshkov@...aro.org>,
        Marijn Suijten
	<marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>, "Simona
 Vetter" <simona@...ll.ch>,
        Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>, Jie Zhang <quic_jiezh@...cinc.com>
Subject: Re: [PATCH v2 3/6] drm/msm/a6xx: Add support for Adreno 623

On 2/28/2025 1:59 AM, Konrad Dybcio wrote:
> On 27.02.2025 9:07 PM, Akhil P Oommen wrote:
>> From: Jie Zhang <quic_jiezh@...cinc.com>
>>
>> Add support for Adreno 623 GPU found in QCS8300 chipsets.
>>
>> Signed-off-by: Jie Zhang <quic_jiezh@...cinc.com>
>> Signed-off-by: Akhil P Oommen <quic_akhilpo@...cinc.com>
>> ---
>>  drivers/gpu/drm/msm/adreno/a6xx_catalog.c   | 29 +++++++++++++++++++++++++++++
>>  drivers/gpu/drm/msm/adreno/a6xx_gpu.c       |  8 ++++++++
>>  drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c |  2 +-
>>  drivers/gpu/drm/msm/adreno/adreno_gpu.h     |  5 +++++
>>  4 files changed, 43 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
>> index edffb7737a97b268bb2986d557969e651988a344..53e2ff4406d8f0afe474aaafbf0e459ef8f4577d 100644
>> --- a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
>> +++ b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
>> @@ -879,6 +879,35 @@ static const struct adreno_info a6xx_gpus[] = {
>>  			{ 0, 0 },
>>  			{ 137, 1 },
>>  		),
>> +	}, {
>> +		.chip_ids = ADRENO_CHIP_IDS(0x06020300),
>> +		.family = ADRENO_6XX_GEN3,
>> +		.fw = {
>> +			[ADRENO_FW_SQE] = "a650_sqe.fw",
>> +			[ADRENO_FW_GMU] = "a623_gmu.bin",
>> +		},
>> +		.gmem = SZ_512K,
>> +		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
>> +		.quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
>> +			ADRENO_QUIRK_HAS_HW_APRIV,
>> +		.init = a6xx_gpu_init,
>> +		.a6xx = &(const struct a6xx_info) {
>> +			.hwcg = a690_hwcg,
> 
> You used the a620 table before, I'm assuming a690 is correct after all?

Correct. a690_hwcg array has the recommended values for a623.

-Akhil.

> 
> Konrad