Claude review: drm/of: add helper to count data-lanes on a remote endpoint

Claude Code Review Bot
2026-04-11T23:06:54Z

Patch Review

Adds `drm_of_get_data_lanes_count_remote()` which follows the OF graph link to the remote endpoint and counts `data-lanes` there. Clean design mirroring the existing `_ep` variant. Has Reviewed-by from Javier Martinez Canillas.

No issues.

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