Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <4a95547d-916a-3875-7752-f815429182e5@quicinc.com>
Date:   Fri, 5 May 2023 18:51:34 +0530
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101
 Thunderbird/102.10.0
Subject: Re: [PATCH v2 09/18] media: venus: hfi_venus: Fix version checks in
 venus_halt_axi()
Content-Language: en-US
To:     Konrad Dybcio <konrad.dybcio@linaro.org>,
        Stanimir Varbanov <stanimir.k.varbanov@gmail.com>,
        Andy Gross <agross@kernel.org>,
        "Bjorn Andersson" <andersson@kernel.org>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Dikshita Agarwal <dikshita@qti.qualcomm.com>,
        Bryan O'Donoghue <bryan.odonoghue@linaro.org>,
        Mansur Alisha Shaik <mansur@codeaurora.org>,
        Jonathan Marek <jonathan@marek.ca>,
        Hans Verkuil <hans.verkuil@cisco.com>,
        Dikshita Agarwal <quic_dikshita@quicinc.com>
CC:     Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
        Stanimir Varbanov <stanimir.varbanov@linaro.org>,
        <linux-media@vger.kernel.org>, <linux-arm-msm@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>,
        "Marijn Suijten" <marijn.suijten@somainline.org>
References: <20230228-topic-venus-v2-0-d95d14949c79@linaro.org>
 <20230228-topic-venus-v2-9-d95d14949c79@linaro.org>
From:   Vikash Garodia <quic_vgarodia@quicinc.com>
In-Reply-To: <20230228-topic-venus-v2-9-d95d14949c79@linaro.org>
Content-Type: text/plain; charset="UTF-8"; format=flowed
Content-Transfer-Encoding: 7bit
Precedence: bulk


On 5/4/2023 1:31 PM, Konrad Dybcio wrote:
> Only IRIS2(_1) should enter the until-now-IS_V6() path and the
> condition for skipping part of it should be IS_IRIS2_1 and not the
> number of VPP pipes. Fix that.

Do not see any issue with existing code. IRIS2 with single pipe is 
IRIS2_1. This does not

quality as a fix to earlier implementation. Since this series introduces 
VPU versions,

IRIS2 with 1 pipe is being replaced with IRIS2_1.

-Vikash

>
> Fixes: 4b0b6e147dc9 ("media: venus: hfi: Add 6xx AXI halt logic")
> Fixes: 78d434ba8659 ("media: venus: hfi: Skip AON register programming for V6 1pipe")
> Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> ---
>   drivers/media/platform/qcom/venus/hfi_venus.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/media/platform/qcom/venus/hfi_venus.c b/drivers/media/platform/qcom/venus/hfi_venus.c
> index 9b840440a115..ca56b1a8eb71 100644
> --- a/drivers/media/platform/qcom/venus/hfi_venus.c
> +++ b/drivers/media/platform/qcom/venus/hfi_venus.c
> @@ -549,10 +549,10 @@ static int venus_halt_axi(struct venus_hfi_device *hdev)
>   	u32 mask_val;
>   	int ret;
>   
> -	if (IS_V6(hdev->core)) {
> +	if (IS_IRIS2(hdev->core) || IS_IRIS2_1(hdev->core)) {
>   		writel(0x3, cpu_cs_base + CPU_CS_X2RPMH_V6);
>   
> -		if (hdev->core->res->num_vpp_pipes == 1)
> +		if (IS_IRIS2_1(hdev->core))
>   			goto skip_aon_mvp_noc;
>   
>   		writel(0x1, aon_base + AON_WRAPPER_MVP_NOC_LPI_CONTROL);
>