LXR linux/drivers/gpu/drm/i915/intel

   1/* SPDX-License-Identifier: MIT */
   2/*
   3 * Copyright © 2020,2021 Intel Corporation
   4 */
   5
   6#ifndef __INTEL_STEP_H__
   7#define __INTEL_STEP_H__
   8
   9#include <linux/types.h>
  10
  11struct drm_i915_private;
  12
  13struct intel_step_info {
  14        u8 gt_step;
  15        u8 display_step;
  16};
  17
  18/*
  19 * Symbolic steppings that do not match the hardware. These are valid both as gt
  20 * and display steppings as symbolic names.
  21 */
  22enum intel_step {
  23        STEP_NONE = 0,
  24        STEP_A0,
  25        STEP_A2,
  26        STEP_B0,
  27        STEP_B1,
  28        STEP_C0,
  29        STEP_D0,
  30        STEP_D1,
  31        STEP_E0,
  32        STEP_F0,
  33        STEP_G0,
  34        STEP_FUTURE,
  35        STEP_FOREVER,
  36};
  37
  38void intel_step_init(struct drm_i915_private *i915);
  39
  40#endif /* __INTEL_STEP_H__ */
  41