Thread (3 messages) 3 messages, 2 authors, 2026-01-20

Re: [PATCH] drm/rockchip: vop2: Add mode valid callback for crtc

From: Daniel Stone <hidden>
Date: 2026-01-20 11:24:21
Also in: dri-devel, linux-rockchip, lkml

Hi Andy,

On Tue, 20 Jan 2026 at 11:03, Daniel Stone [off-list ref] wrote:
On Fri, 9 Jan 2026 at 00:59, Andy Yan [off-list ref] wrote:
quoted
Filter the mode that can't output by the crtc.

[...]

+static enum drm_mode_status vop2_crtc_mode_valid(struct drm_crtc *crtc,
+                                                const struct drm_display_mode *mode)
+{
+       struct vop2_video_port *vp = to_vop2_video_port(crtc);
+
+       if (mode->hdisplay > vp->data->max_output.width)
+               return MODE_BAD_HVALUE;
Why not test height as well?
I see the question was answered about 45 minutes ago ... anyway, why
not as a follow-up, change struct vop_rect max_output to just a single
max_width value?

Cheers,
Daniel
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