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Message-ID: <0f7f2f1d-3b05-ebf1-33fc-e5904200737d@linaro.org>
Date:   Sun, 9 Apr 2023 20:10:34 +0300
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Subject: Re: [PATCH v2 2/3] venus: enable sufficient sequence change support
 for vp9
Content-Language: en-GB
To:     Dikshita Agarwal <quic_dikshita@quicinc.com>,
        linux-media@vger.kernel.org, stanimir.k.varbanov@gmail.com,
        quic_vgarodia@quicinc.com, agross@kernel.org, andersson@kernel.org,
        konrad.dybcio@linaro.org, mchehab@kernel.org
Cc:     linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
        Viswanath Boma <quic_vboma@quicinc.com>
References: <1680848758-3947-1-git-send-email-quic_dikshita@quicinc.com>
 <1680848758-3947-3-git-send-email-quic_dikshita@quicinc.com>
From:   Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
In-Reply-To: <1680848758-3947-3-git-send-email-quic_dikshita@quicinc.com>
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Precedence: bulk

On 07/04/2023 09:25, Dikshita Agarwal wrote:
> VP9 supports resolution change at interframe.
> Currenlty, if sequence change is detected at interframe and
> resources are sufficient, sequence change event is not raised
> by firmware to driver until the next keyframe.
> This change add the HFI to notify the sequence change in this
> case to driver.
> 
> Signed-off-by: Dikshita Agarwal <quic_dikshita@quicinc.com>
> Signed-off-by: Vikash Garodia <quic_vgarodia@quicinc.com>
> Signed-off-by: Viswanath Boma <quic_vboma@quicinc.com>

Order of sign-offs is incorrect. The SoB of the sender should be the 
last one.

> Tested-by: Nathan Hebert <nhebert@chromium.org>
> ---
>   drivers/media/platform/qcom/venus/hfi_cmds.c   | 1 +
>   drivers/media/platform/qcom/venus/hfi_helper.h | 2 ++
>   drivers/media/platform/qcom/venus/vdec.c       | 8 ++++++++
>   3 files changed, 11 insertions(+)
> 
> diff --git a/drivers/media/platform/qcom/venus/hfi_cmds.c b/drivers/media/platform/qcom/venus/hfi_cmds.c
> index 930b743..e2539b5 100644
> --- a/drivers/media/platform/qcom/venus/hfi_cmds.c
> +++ b/drivers/media/platform/qcom/venus/hfi_cmds.c
> @@ -521,6 +521,7 @@ static int pkt_session_set_property_1x(struct hfi_session_set_property_pkt *pkt,
>   		pkt->shdr.hdr.size += sizeof(u32) + sizeof(*en);
>   		break;
>   	}
> +	case HFI_PROPERTY_PARAM_VDEC_ENABLE_SUFFICIENT_SEQCHANGE_EVENT:
>   	case HFI_PROPERTY_CONFIG_VDEC_POST_LOOP_DEBLOCKER: {
>   		struct hfi_enable *in = pdata;
>   		struct hfi_enable *en = prop_data;
> diff --git a/drivers/media/platform/qcom/venus/hfi_helper.h b/drivers/media/platform/qcom/venus/hfi_helper.h
> index d2d6719..2e03b6e 100644
> --- a/drivers/media/platform/qcom/venus/hfi_helper.h
> +++ b/drivers/media/platform/qcom/venus/hfi_helper.h
> @@ -469,6 +469,8 @@
>   #define HFI_PROPERTY_PARAM_VDEC_PIXEL_BITDEPTH			0x1003007
>   #define HFI_PROPERTY_PARAM_VDEC_PIC_STRUCT			0x1003009
>   #define HFI_PROPERTY_PARAM_VDEC_COLOUR_SPACE			0x100300a
> +#define HFI_PROPERTY_PARAM_VDEC_ENABLE_SUFFICIENT_SEQCHANGE_EVENT \
> +								0x100300b
>   
>   /*
>    * HFI_PROPERTY_CONFIG_VDEC_COMMON_START
> diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c
> index 4ceaba3..f0394b9 100644
> --- a/drivers/media/platform/qcom/venus/vdec.c
> +++ b/drivers/media/platform/qcom/venus/vdec.c
> @@ -671,6 +671,14 @@ static int vdec_set_properties(struct venus_inst *inst)
>   			return ret;
>   	}
>   
> +	/* Enabling sufficient sequence change support for VP9 */
> +	if (is_fw_rev_or_newer(inst->core, 5, 4, 51)) {
> +		ptype = HFI_PROPERTY_PARAM_VDEC_ENABLE_SUFFICIENT_SEQCHANGE_EVENT;
> +		ret = hfi_session_set_property(inst, ptype, &en);
> +		if (ret)
> +			return ret;
> +	}
> +
>   	ptype = HFI_PROPERTY_PARAM_VDEC_CONCEAL_COLOR;
>   	conceal = ctr->conceal_color & 0xffff;
>   	conceal |= ((ctr->conceal_color >> 16) & 0xffff) << 10;

-- 
With best wishes
Dmitry