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SubjectRe: [PATCH v2 3/5] drm: panel: add Xingbangda XBD599 panel
Hello Icenowy,

On Mon, Mar 16, 2020 at 09:35:01PM +0800, Icenowy Zheng wrote:
> Xingbangda XBD599 is a 5.99" 720x1440 MIPI-DSI IPS LCD panel made by
> Xingbangda, which is used on PinePhone final assembled phones.
>
> [snip]
>
> +static const struct drm_display_mode xbd599_default_mode = {
> + .hdisplay = 720,
> + .hsync_start = 720 + 40,
> + .hsync_end = 720 + 40 + 40,
> + .htotal = 720 + 40 + 40 + 40,
> + .vdisplay = 1440,
> + .vsync_start = 1440 + 18,
> + .vsync_end = 1440 + 18 + 10,
> + .vtotal = 1440 + 18 + 10 + 17,
> + .vrefresh = 60,

Does the display actually run for you at 60fps? I measured 36.63 FPS with
a DRM app that just does DRM_IOCTL_MODE_ATOMIC update after each
DRM_EVENT_FLIP_COMPLETE event.

thank you and regards,
o.

> + .clock = 69000,
> + .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
> +
> + .width_mm = 68,
> + .height_mm = 136,
> + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
> +};
> +

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