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

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Copyright © 2019 Intel Corporation
   4  */
   5
   6 #ifndef __INTEL_DE_H__
   7 #define __INTEL_DE_H__
   8
   9 #include "i915_drv.h"
  10 #include "i915_reg.h"
  11 #include "intel_uncore.h"
  12
  13 static inline u32
  14 intel_de_read(struct drm_i915_private *i915, i915_reg_t reg)
  15 {
  16         return intel_uncore_read(&i915->uncore, reg);
  17 }
  18
  19 static inline void
  20 intel_de_posting_read(struct drm_i915_private *i915, i915_reg_t reg)
  21 {
  22         intel_uncore_posting_read(&i915->uncore, reg);
  23 }
  24
  25 /* Note: read the warnings for intel_uncore_*_fw() functions! */
  26 static inline u32
  27 intel_de_read_fw(struct drm_i915_private *i915, i915_reg_t reg)
  28 {
  29         return intel_uncore_read_fw(&i915->uncore, reg);
  30 }
  31
  32 static inline void
  33 intel_de_write(struct drm_i915_private *i915, i915_reg_t reg, u32 val)
  34 {
  35         intel_uncore_write(&i915->uncore, reg, val);
  36 }
  37
  38 /* Note: read the warnings for intel_uncore_*_fw() functions! */
  39 static inline void
  40 intel_de_write_fw(struct drm_i915_private *i915, i915_reg_t reg, u32 val)
  41 {
  42         intel_uncore_write_fw(&i915->uncore, reg, val);
  43 }
  44
  45 static inline void
  46 intel_de_rmw(struct drm_i915_private *i915, i915_reg_t reg, u32 clear, u32 set)
  47 {
  48         intel_uncore_rmw(&i915->uncore, reg, clear, set);
  49 }
  50
  51 static inline int
  52 intel_de_wait_for_register(struct drm_i915_private *i915, i915_reg_t reg,
  53                            u32 mask, u32 value, unsigned int timeout)
  54 {
  55         return intel_wait_for_register(&i915->uncore, reg, mask, value, timeout);
  56 }
  57
  58 static inline int
  59 intel_de_wait_for_set(struct drm_i915_private *i915, i915_reg_t reg,
  60                       u32 mask, unsigned int timeout)
  61 {
  62         return intel_de_wait_for_register(i915, reg, mask, mask, timeout);
  63 }
  64
  65 static inline int
  66 intel_de_wait_for_clear(struct drm_i915_private *i915, i915_reg_t reg,
  67                         u32 mask, unsigned int timeout)
  68 {
  69         return intel_de_wait_for_register(i915, reg, mask, 0, timeout);
  70 }
  71
  72 #endif /* __INTEL_DE_H__ */