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

   1 /* SPDX-License-Identifier: MIT
   2  *
   3  * Copyright © 2019 Intel Corporation
   4  */
   5
   6 #ifndef _INTEL_DSB_H
   7 #define _INTEL_DSB_H
   8
   9 #include <linux/types.h>
  10
  11 #include "i915_reg_defs.h"
  12
  13 struct intel_crtc;
  14 struct intel_crtc_state;
  15 struct intel_dsb;
  16
  17 struct intel_dsb *intel_dsb_prepare(const struct intel_crtc_state *crtc_state,
  18                                     unsigned int max_cmds);
  19 void intel_dsb_finish(struct intel_dsb *dsb);
  20 void intel_dsb_cleanup(struct intel_dsb *dsb);
  21 void intel_dsb_reg_write(struct intel_dsb *dsb,
  22                          i915_reg_t reg, u32 val);
  23 void intel_dsb_reg_write_masked(struct intel_dsb *dsb,
  24                                 i915_reg_t reg, u32 mask, u32 val);
  25 void intel_dsb_noop(struct intel_dsb *dsb, int count);
  26 void intel_dsb_nonpost_start(struct intel_dsb *dsb);
  27 void intel_dsb_nonpost_end(struct intel_dsb *dsb);
  28
  29 void intel_dsb_commit(struct intel_dsb *dsb,
  30                       bool wait_for_vblank);
  31 void intel_dsb_wait(struct intel_dsb *dsb);
  32
  33 #endif