Re: [PATCH v3 1/2] drm/display/dsc: Refactor DRM MST DSC Determination Policy

2024-11-07 Thread Dan Carpenter
://anongit.freedesktop.org/drm/drm drm-next patch link: https://lore.kernel.org/r/20241106150444.424579-2-Jerry.Zuo%40amd.com patch subject: [PATCH v3 1/2] drm/display/dsc: Refactor DRM MST DSC Determination Policy config: i386-randconfig-141-20241107 (https://download.01.org/0day-ci/archive/20241107

[PATCH v3 1/2] drm/display/dsc: Refactor DRM MST DSC Determination Policy

2024-11-06 Thread Fangzhi Zuo
[why] How we determine the dsc_aux used for dsc decompression in drm_dp_mst_dsc_aux_for_port() today has defects: 1. The method how we determine a connected peer device is virtual or not in drm_dp_mst_is_virtual_dpcd() is not always correct. There are DP1.4 products in the market which don'