Re: [PATCH 5/5] drm/msm/dp: Add sc8180x DP controllers

From: Stephen Boyd
Date: Mon Jul 26 2021 - 19:54:30 EST


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@xxxxxxxxxx/
> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> ---
> 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 },
> {}