i915/display/intel_fbc.h

0001 /* SPDX-License-Identifier: MIT */
0002 /*
0003  * Copyright © 2019 Intel Corporation
0004  */
0005
0006 #ifndef __INTEL_FBC_H__
0007 #define __INTEL_FBC_H__
0008
0009 #include <linux/types.h>
0010
0011 enum fb_op_origin;
0012 struct drm_i915_private;
0013 struct intel_atomic_state;
0014 struct intel_crtc;
0015 struct intel_crtc_state;
0016 struct intel_fbc;
0017 struct intel_plane;
0018 struct intel_plane_state;
0019
0020 enum intel_fbc_id {
0021     INTEL_FBC_A,
0022
0023     I915_MAX_FBCS,
0024 };
0025
0026 int intel_fbc_atomic_check(struct intel_atomic_state *state);
0027 bool intel_fbc_pre_update(struct intel_atomic_state *state,
0028               struct intel_crtc *crtc);
0029 void intel_fbc_post_update(struct intel_atomic_state *state,
0030                struct intel_crtc *crtc);
0031 void intel_fbc_init(struct drm_i915_private *dev_priv);
0032 void intel_fbc_cleanup(struct drm_i915_private *dev_priv);
0033 void intel_fbc_sanitize(struct drm_i915_private *dev_priv);
0034 void intel_fbc_update(struct intel_atomic_state *state,
0035               struct intel_crtc *crtc);
0036 void intel_fbc_disable(struct intel_crtc *crtc);
0037 void intel_fbc_invalidate(struct drm_i915_private *dev_priv,
0038               unsigned int frontbuffer_bits,
0039               enum fb_op_origin origin);
0040 void intel_fbc_flush(struct drm_i915_private *dev_priv,
0041              unsigned int frontbuffer_bits, enum fb_op_origin origin);
0042 void intel_fbc_add_plane(struct intel_fbc *fbc, struct intel_plane *plane);
0043 void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *i915);
0044 void intel_fbc_reset_underrun(struct drm_i915_private *i915);
0045 void intel_fbc_crtc_debugfs_add(struct intel_crtc *crtc);
0046 void intel_fbc_debugfs_register(struct drm_i915_private *i915);
0047
0048 #endif /* __INTEL_FBC_H__ */