linux-kernel - Re: [PATCH v2] media: venus: hfi_platform: Correct supported codecs for sc7280

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Date:   Tue, 24 May 2022 16:13:33 -0700
From:   Fritz Koenig <frkoenig@...omium.org>
To:     Vikash Garodia <quic_vgarodia@...cinc.com>
Cc:     Linux Media Mailing List <linux-media@...r.kernel.org>,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-arm-msm@...r.kernel.org,
        "Viswanath Boma (Temp)" <vboma@....qualcomm.com>
Subject: Re: [PATCH v2] media: venus: hfi_platform: Correct supported codecs
 for sc7280

On Mon, May 23, 2022 at 12:32 PM Vikash Garodia
<quic_vgarodia@...cinc.com> wrote:
>
> VP8 codec is deprecated for sc7280 SOC. Fix in platform layer to
> update the supported codecs accordingly.
>
> Signed-off-by: Vikash Garodia <quic_vgarodia@...cinc.com>
> Acked-by: Stanimir Varbanov <stanimir.varbanov@...aro.org>
> ---
> Change since v1:
>  Review comments addressed(from Stanimir)
>
>  drivers/media/platform/qcom/venus/hfi_parser.c   |  6 ++++--
>  drivers/media/platform/qcom/venus/hfi_platform.c | 22 ++++++++++++++++++++++
>  drivers/media/platform/qcom/venus/hfi_platform.h |  2 ++
>  3 files changed, 28 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/media/platform/qcom/venus/hfi_parser.c b/drivers/media/platform/qcom/venus/hfi_parser.c
> index 5b8389b..6cf74b2 100644
> --- a/drivers/media/platform/qcom/venus/hfi_parser.c
> +++ b/drivers/media/platform/qcom/venus/hfi_parser.c
> @@ -234,6 +234,7 @@ static int hfi_platform_parser(struct venus_core *core, struct venus_inst *inst)
>         const struct hfi_plat_caps *caps = NULL;
>         u32 enc_codecs, dec_codecs, count = 0;
>         unsigned int entries;
> +       int ret;
>
>         plat = hfi_platform_get(core->res->hfi_version);
>         if (!plat)
> @@ -242,8 +243,9 @@ static int hfi_platform_parser(struct venus_core *core, struct venus_inst *inst)
>         if (inst)
>                 return 0;
>
> -       if (plat->codecs)
> -               plat->codecs(&enc_codecs, &dec_codecs, &count);
> +       ret = hfi_platform_get_codecs(core, &enc_codecs, &dec_codecs, &count);
> +       if (ret)
> +               return ret;
>
>         if (plat->capabilities)
>                 caps = plat->capabilities(&entries);
> diff --git a/drivers/media/platform/qcom/venus/hfi_platform.c b/drivers/media/platform/qcom/venus/hfi_platform.c
> index f16f896..f07f554 100644
> --- a/drivers/media/platform/qcom/venus/hfi_platform.c
> +++ b/drivers/media/platform/qcom/venus/hfi_platform.c
> @@ -2,7 +2,9 @@
>  /*
>   * Copyright (c) 2020, The Linux Foundation. All rights reserved.
>   */
> +#include <linux/of_device.h>
>  #include "hfi_platform.h"
> +#include "core.h"
>
>  const struct hfi_platform *hfi_platform_get(enum hfi_version version)
>  {
> @@ -66,3 +68,23 @@ hfi_platform_get_codec_lp_freq(enum hfi_version version, u32 codec, u32 session_
>         return freq;
>  }
>
> +int
> +hfi_platform_get_codecs(struct venus_core *core, u32 *enc_codecs, u32 *dec_codecs, u32 *count)
> +{
> +       const struct hfi_platform *plat;
> +
> +       plat = hfi_platform_get(core->res->hfi_version);
> +       if (!plat)
> +               return -EINVAL;
> +
> +       if (plat->codecs)
> +               plat->codecs(enc_codecs, dec_codecs, count);
> +
> +       if (of_device_is_compatible(core->dev->of_node, "qcom,sc7280-venus")) {
> +               *enc_codecs &= ~HFI_VIDEO_CODEC_VP8;
> +               *dec_codecs &= ~HFI_VIDEO_CODEC_VP8;
> +       }
> +
> +       return 0;
> +}
> +
> diff --git a/drivers/media/platform/qcom/venus/hfi_platform.h b/drivers/media/platform/qcom/venus/hfi_platform.h
> index 1dcf408..ec89a90 100644
> --- a/drivers/media/platform/qcom/venus/hfi_platform.h
> +++ b/drivers/media/platform/qcom/venus/hfi_platform.h
> @@ -66,4 +66,6 @@ unsigned long hfi_platform_get_codec_vsp_freq(enum hfi_version version, u32 code
>                                               u32 session_type);
>  unsigned long hfi_platform_get_codec_lp_freq(enum hfi_version version, u32 codec,
>                                              u32 session_type);
> +int hfi_platform_get_codecs(struct venus_core *core, u32 *enc_codecs, u32 *dec_codecs,
> +                           u32 *count);
>  #endif
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>

Tested-by: Fritz Koenig<frkoenig@...omium.org>