[PATCH v2 0/2] drm/rockchip: Optimization vop dpms control

Heiko Stübner heiko at sntech.de
Sat Jan 24 07:14:54 PST 2015

Am Donnerstag, 22. Januar 2015, 18:29:55 schrieb Mark Yao:
> drm dpms have many power modes, ON,OFF,SUSPEND,STANDBY, etc.
> but vop only have enable/disable mode, maybe case such bug:
>  --> DRM_DPMS_ON: power on vop
>  --> DRM_DPMS_SUSPEND: power off vop
>  --> DRM_DPMS_OFF: already power off at SUSPEND, crash
> so use a bool val is more suitable.
> another problem at vop_crtc_dpms:
>   vop_enable()->drm_vblank_on, drm_vblank_on may call vop
> enable vblank. if it happen, vblank enable would failed,
> then cause irq status error. because is_enabled value is set
> after drm_vblank_on.

This series, on a rk3288-firefly board with a sda7123 vga connector
Tested-by: Heiko Stuebner <heiko at sntech.de>


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