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From:   Stephen Boyd <swboyd@chromium.org>
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Date:   Mon, 26 Jul 2021 19:54:25 -0400
Message-ID: <CAE-0n52iQ5XOu=X3sVOyvYddoYRY7bHPc-5GiOwTcnOwLL2_gQ@mail.gmail.com>
Subject: Re: [PATCH 5/5] drm/msm/dp: Add sc8180x DP controllers
To:     Abhinav Kumar <abhinavk@codeaurora.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Daniel Vetter <daniel@ffwll.ch>,
        David Airlie <airlied@linux.ie>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Kalyan Thota <kalyan_t@codeaurora.org>,
        Kuogee Hsieh <khsieh@codeaurora.org>,
        Rob Clark <robdclark@gmail.com>, Sean Paul <sean@poorly.run>
Cc:     Rob Herring <robh+dt@kernel.org>, linux-arm-msm@vger.kernel.org,
        dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org,
        linux-kernel@vger.kernel.org
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Precedence: bulk

Quoting Bjorn Andersson (2021-07-24 21:24:36)
> The sc8180x has 2 DP and 1 eDP controllers, add support for these to the
> DP driver.
>
> Link: https://lore.kernel.org/linux-arm-msm/20210511042043.592802-5-bjorn.andersson@linaro.org/
> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> ---
>  drivers/gpu/drm/msm/dp/dp_display.c | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
>
> diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
> index 92b7646a1bb7..c26805cfcdd1 100644
> --- a/drivers/gpu/drm/msm/dp/dp_display.c
> +++ b/drivers/gpu/drm/msm/dp/dp_display.c
> @@ -129,8 +129,20 @@ static const struct msm_dp_config sc7180_dp_cfg = {
>         .num_dp = 1,
>  };
>
> +static const struct msm_dp_config sc8180x_dp_cfg = {
> +       .io_start = { 0xae90000, 0xae98000, 0 },
> +       .num_dp = 3,
> +};
> +
> +static const struct msm_dp_config sc8180x_edp_cfg = {
> +       .io_start = { 0, 0, 0xae9a000 },
> +       .num_dp = 3,
> +};

Can the two structs not be combined into one struct and set as .data for
either compatible?

> +
>  static const struct of_device_id dp_dt_match[] = {
>         { .compatible = "qcom,sc7180-dp", .data = &sc7180_dp_cfg },
> +       { .compatible = "qcom,sc8180x-dp", .data = &sc8180x_dp_cfg },
> +       { .compatible = "qcom,sc8180x-edp", .data = &sc8180x_edp_cfg },
>         {}