drivers/gpu/drm/i915/display/intel_atomic_plane.h

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Copyright © 2019 Intel Corporation
   4  */
   5
   6 #ifndef __INTEL_ATOMIC_PLANE_H__
   7 #define __INTEL_ATOMIC_PLANE_H__
   8
   9 #include <linux/types.h>
  10
  11 struct drm_plane;
  12 struct drm_property;
  13 struct drm_rect;
  14 struct intel_atomic_state;
  15 struct intel_crtc;
  16 struct intel_crtc_state;
  17 struct intel_plane;
  18 struct intel_plane_state;
  19
  20 extern const struct drm_plane_helper_funcs intel_plane_helper_funcs;
  21
  22 unsigned int intel_adjusted_rate(const struct drm_rect *src,
  23                                  const struct drm_rect *dst,
  24                                  unsigned int rate);
  25 unsigned int intel_plane_pixel_rate(const struct intel_crtc_state *crtc_state,
  26                                     const struct intel_plane_state *plane_state);
  27
  28 unsigned int intel_plane_data_rate(const struct intel_crtc_state *crtc_state,
  29                                    const struct intel_plane_state *plane_state);
  30 void intel_plane_copy_uapi_to_hw_state(struct intel_plane_state *plane_state,
  31                                        const struct intel_plane_state *from_plane_state,
  32                                        struct intel_crtc *crtc);
  33 void intel_plane_copy_hw_state(struct intel_plane_state *plane_state,
  34                                const struct intel_plane_state *from_plane_state);
  35 void intel_update_plane(struct intel_plane *plane,
  36                         const struct intel_crtc_state *crtc_state,
  37                         const struct intel_plane_state *plane_state);
  38 void intel_disable_plane(struct intel_plane *plane,
  39                          const struct intel_crtc_state *crtc_state);
  40 struct intel_plane *intel_plane_alloc(void);
  41 void intel_plane_free(struct intel_plane *plane);
  42 struct drm_plane_state *intel_plane_duplicate_state(struct drm_plane *plane);
  43 void intel_plane_destroy_state(struct drm_plane *plane,
  44                                struct drm_plane_state *state);
  45 void skl_update_planes_on_crtc(struct intel_atomic_state *state,
  46                                struct intel_crtc *crtc);
  47 void i9xx_update_planes_on_crtc(struct intel_atomic_state *state,
  48                                 struct intel_crtc *crtc);
  49 int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_state,
  50                                         struct intel_crtc_state *crtc_state,
  51                                         const struct intel_plane_state *old_plane_state,
  52                                         struct intel_plane_state *intel_state);
  53 int intel_plane_atomic_check(struct intel_atomic_state *state,
  54                              struct intel_plane *plane);
  55 int intel_plane_atomic_calc_changes(const struct intel_crtc_state *old_crtc_state,
  56                                     struct intel_crtc_state *crtc_state,
  57                                     const struct intel_plane_state *old_plane_state,
  58                                     struct intel_plane_state *plane_state);
  59 int intel_plane_calc_min_cdclk(struct intel_atomic_state *state,
  60                                struct intel_plane *plane,
  61                                bool *need_cdclk_calc);
  62 int intel_atomic_plane_check_clipping(struct intel_plane_state *plane_state,
  63                                       struct intel_crtc_state *crtc_state,
  64                                       int min_scale, int max_scale,
  65                                       bool can_position);
  66 void intel_plane_set_invisible(struct intel_crtc_state *crtc_state,
  67                                struct intel_plane_state *plane_state);
  68
  69 #endif /* __INTEL_ATOMIC_PLANE_H__ */