linux-kernel - Re: [PATCH 10/18] media: venus: hfi_venus: Fix version check in venus_cpu_and_video_core

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Message-ID: <9ff1640c-8365-10f7-6765-0d1bd0e07620@linaro.org>
Date:   Tue, 28 Feb 2023 15:40:12 +0000
From:   Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>,
        Stanimir Varbanov <stanimir.k.varbanov@...il.com>,
        Vikash Garodia <quic_vgarodia@...cinc.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Dikshita Agarwal <dikshita@....qualcomm.com>,
        Dikshita Agarwal <dikshita@...eaurora.org>,
        Mansur Alisha Shaik <mansur@...eaurora.org>,
        Jonathan Marek <jonathan@...ek.ca>
Cc:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Vikash Garodia <vgarodia@...eaurora.org>
Subject: Re: [PATCH 10/18] media: venus: hfi_venus: Fix version check in
 venus_cpu_and_video_core_idle()

On 28/02/2023 15:24, Konrad Dybcio wrote:
> IS_V6() should have instead checked for specific VPU versions. Fix it.
> 
> Fixes: e396e75fc254 ("media: venus: hfi: Read WRAPPER_TZ_CPU_STATUS_V6 on 6xx")
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> ---
>   drivers/media/platform/qcom/venus/hfi_venus.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/media/platform/qcom/venus/hfi_venus.c b/drivers/media/platform/qcom/venus/hfi_venus.c
> index ecfbac36de20..584c84125887 100644
> --- a/drivers/media/platform/qcom/venus/hfi_venus.c
> +++ b/drivers/media/platform/qcom/venus/hfi_venus.c
> @@ -1543,7 +1543,7 @@ static bool venus_cpu_and_video_core_idle(struct venus_hfi_device *hdev)
>   	void __iomem *cpu_cs_base = hdev->core->cpu_cs_base;
>   	u32 ctrl_status, cpu_status;
>   
> -	if (IS_V6(hdev->core))
> +	if (IS_AR50_LITE(hdev->core) || IS_IRIS2(hdev->core) || IS_IRIS2_1(hdev->core))
>   		cpu_status = readl(wrapper_tz_base + WRAPPER_TZ_CPU_STATUS_V6);
>   	else
>   		cpu_status = readl(wrapper_base + WRAPPER_CPU_STATUS);
> 

Same comment on the Fixes.

You need 02/18 to apply this to pervious kernels.

---
bod