Re: [Intel-gfx] [PATCH] drm/i915: Fix the HDMI hot plug disconnection failure (v3)

2018-11-28 Thread Chris Wilson
Quoting Guang Bai (2018-11-28 21:18:13) > On some GEN9 platforms, slowly unplugging (wiggling) the HDMI cable makes > the kernel to believe the HDMI display is still connected. This is because > the HDMI DDC lines are disconnected a little bit later after the hot-plug > interrupt triggered thus an

[Intel-gfx] [PATCH] drm/i915: Fix the HDMI hot plug disconnection failure (v3)

2018-11-28 Thread Guang Bai
On some GEN9 platforms, slowly unplugging (wiggling) the HDMI cable makes the kernel to believe the HDMI display is still connected. This is because the HDMI DDC lines are disconnected a little bit later after the hot-plug interrupt triggered thus an immediate edid fetch can be made. Use digital po