intel_psr_single_frame_update(9) Single Frame Update

SYNOPSIS

void intel_psr_single_frame_update(struct drm_device * dev, unsigned frontbuffer_bits);

ARGUMENTS

dev

DRM device

frontbuffer_bits

frontbuffer plane tracking bits

DESCRIPTION

Some platforms support a single frame update feature that is used to send and update only one frame on Remote Frame Buffer. So far it is only implemented for Valleyview and Cherryview because hardware requires this to be done before a page flip.

AUTHORS

Jesse Barnes <[email protected]>
Intel Corporation,         
        

Initial version

Laurent Pinchart <[email protected]>
Ideas on board SPRL,         
        

Driver internals

Daniel Vetter <[email protected]>
Intel Corporation,         
        

Contributions all over the place

Lukas Wunner <[email protected]>

vga_switcheroo documentation

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