drm_atomic_legacy_backoff(9) locking backoff for legacy ioctls

SYNOPSIS

void drm_atomic_legacy_backoff(struct drm_atomic_state * state);

ARGUMENTS

state

atomic state

DESCRIPTION

This function should be used by legacy entry points which don't understand -EDEADLK semantics. For simplicity this one will grab all modeset locks after the slowpath completed.

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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