1 /* $NetBSD: intel_fbc.h,v 1.3 2021/12/19 12:32:15 riastradh Exp $ */ 2 3 /* SPDX-License-Identifier: MIT */ 4 /* 5 * Copyright © 2019 Intel Corporation 6 */ 7 8 #ifndef __INTEL_FBC_H__ 9 #define __INTEL_FBC_H__ 10 11 #include <linux/types.h> 12 13 #include "intel_frontbuffer.h" 14 15 struct drm_i915_private; 16 struct intel_atomic_state; 17 struct intel_crtc; 18 struct intel_crtc_state; 19 struct intel_plane_state; 20 21 void intel_fbc_choose_crtc(struct drm_i915_private *dev_priv, 22 struct intel_atomic_state *state); 23 bool intel_fbc_is_active(struct drm_i915_private *dev_priv); 24 bool intel_fbc_pre_update(struct intel_crtc *crtc, 25 const struct intel_crtc_state *crtc_state, 26 const struct intel_plane_state *plane_state); 27 void intel_fbc_post_update(struct intel_crtc *crtc); 28 void intel_fbc_init(struct drm_i915_private *dev_priv); 29 void intel_fbc_cleanup(struct drm_i915_private *dev_priv); 30 void intel_fbc_enable(struct intel_crtc *crtc, 31 const struct intel_crtc_state *crtc_state, 32 const struct intel_plane_state *plane_state); 33 void intel_fbc_disable(struct intel_crtc *crtc); 34 void intel_fbc_global_disable(struct drm_i915_private *dev_priv); 35 void intel_fbc_invalidate(struct drm_i915_private *dev_priv, 36 unsigned int frontbuffer_bits, 37 enum fb_op_origin origin); 38 void intel_fbc_flush(struct drm_i915_private *dev_priv, 39 unsigned int frontbuffer_bits, enum fb_op_origin origin); 40 void intel_fbc_cleanup_cfb(struct drm_i915_private *dev_priv); 41 void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *dev_priv); 42 int intel_fbc_reset_underrun(struct drm_i915_private *dev_priv); 43 44 #endif /* __INTEL_FBC_H__ */ 45