[PATCH v7 1/5] drm/rockchip: add transfer function for cdn-dp

From: Chris Zhong We may support training outside firmware, so we need support dpcd read/write to get the message or do some setting with display. Signed-off-by: Chris Zhong Signed-off-by: Lin Huang Reviewed-by: Sean Paul

[PATCH v7 1/5] drm/rockchip: add transfer function for cdn-dp

From: Chris Zhong We may support training outside firmware, so we need support dpcd read/write to get the message or do some setting with display. Signed-off-by: Chris Zhong Signed-off-by: Lin Huang Reviewed-by: Sean Paul Reviewed-by: Enric Balletbo --- Changes in v2: - update patch