Re: [PATCH v2] drm/ast: Fix modeset failed on DisplayPort

2023-05-31 Thread Thomas Zimmermann
Hi Jammy Am 25.05.23 um 03:29 schrieb Jammy Huang: If we switch display and update cursor together, it could lead to modeset failed because of concurrent access to IO registers. Add lock protection in DP's edid access to avoid this problem. Signed-off-by: Jammy Huang --- v2 changes: - Fi

[PATCH v2] drm/ast: Fix modeset failed on DisplayPort

2023-05-24 Thread Jammy Huang
If we switch display and update cursor together, it could lead to modeset failed because of concurrent access to IO registers. Add lock protection in DP's edid access to avoid this problem. Signed-off-by: Jammy Huang --- v2 changes: - Fix build error since new struct ast_device is used. ---