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Message-ID: <7671aa93-3967-45c0-bf09-a2d63a99ced6@linaro.org>
Date:   Wed, 13 Sep 2023 21:23:51 +0200
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Subject: Re: [PATCH] drm/msm/adreno: Add support for SM7150 SoC machine
Content-Language: en-US
To:     Danila Tikhonov <danila@jiaxyga.com>, robdclark@gmail.com,
        quic_abhinavk@quicinc.com, dmitry.baryshkov@linaro.org,
        sean@poorly.run, marijn.suijten@somainline.org, airlied@gmail.com,
        daniel@ffwll.ch, johan+linaro@kernel.org, andersson@kernel.org
Cc:     linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org,
        freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org
References: <20230913191957.26537-1-danila@jiaxyga.com>
From:   Konrad Dybcio <konrad.dybcio@linaro.org>
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In-Reply-To: <20230913191957.26537-1-danila@jiaxyga.com>
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Precedence: bulk

On 13.09.2023 21:19, Danila Tikhonov wrote:
> SM7150 has 5 power levels which correspond to 5 speed-bin values: 0,
> 128, 146, 167, 172. Speed-bin value is calulated as FMAX/4.8MHz round up
> to zero decimal places.
> 
> The vendor's FW GMU is called a618_gmu.bin. And also a618 on SM7150 uses
> a615 zapfw.
Interesting.

GMU fw comes from Qualcomm and should not(?) have any
vendor modifications, btw.

Can you try loading the upstream a630_gmu.bin or a619_gmu.bin
from linux-firmware and seeing if anything changes?

> +	}, {
> +		.machine = "qcom,sm7150",
> +		.chip_ids = ADRENO_CHIP_IDS(0x06010800),
> +		.family = ADRENO_6XX_GEN1,
> +		.revn = 618,
I'm not sure what Rob's stance on using revn is for values
that have already been used before..

Konrad
> +		.fw = {
> +			[ADRENO_FW_SQE] = "a630_sqe.fw",
> +			[ADRENO_FW_GMU] = "a618_gmu.bin",
> +		},
> +		.gmem = SZ_512K,
> +		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> +		.quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
> +		.init = a6xx_gpu_init,
> +		.zapfw = "a615_zap.mdt",
.mbn?

> +		.hwcg = a615_hwcg,
> +		.speedbins = ADRENO_SPEEDBINS(
> +			{ 0,   0 },
> +			{ 128, 1 },
> +			{ 146, 2 },
> +			{ 167, 3 },
> +			{ 172, 4 },
> +		),
>  	}, {
>  		.chip_ids = ADRENO_CHIP_IDS(0x06010800),
>  		.family = ADRENO_6XX_GEN1,
> @@ -507,6 +529,10 @@ MODULE_FIRMWARE("qcom/a530_zap.b00");
>  MODULE_FIRMWARE("qcom/a530_zap.b01");
>  MODULE_FIRMWARE("qcom/a530_zap.b02");
>  MODULE_FIRMWARE("qcom/a540_gpmu.fw2");
> +MODULE_FIRMWARE("qcom/a615_zap.mbt");
> +MODULE_FIRMWARE("qcom/a615_zap.b00");
> +MODULE_FIRMWARE("qcom/a615_zap.b01");
> +MODULE_FIRMWARE("qcom/a615_zap.b02");
and here too?

Konrad