drivers/gpu/drm/i915/intel_workarounds.h

   1 /*
   2  * SPDX-License-Identifier: MIT
   3  *
   4  * Copyright © 2014-2018 Intel Corporation
   5  */
   6
   7 #ifndef _I915_WORKAROUNDS_H_
   8 #define _I915_WORKAROUNDS_H_
   9
  10 #include <linux/slab.h>
  11
  12 struct i915_wa {
  13         i915_reg_t        reg;
  14         u32               mask;
  15         u32               val;
  16 };
  17
  18 struct i915_wa_list {
  19         const char      *name;
  20         struct i915_wa  *list;
  21         unsigned int    count;
  22         unsigned int    wa_count;
  23 };
  24
  25 static inline void intel_wa_list_free(struct i915_wa_list *wal)
  26 {
  27         kfree(wal->list);
  28         memset(wal, 0, sizeof(*wal));
  29 }
  30
  31 void intel_engine_init_ctx_wa(struct intel_engine_cs *engine);
  32 int intel_engine_emit_ctx_wa(struct i915_request *rq);
  33
  34 void intel_gt_init_workarounds(struct drm_i915_private *dev_priv);
  35 void intel_gt_apply_workarounds(struct drm_i915_private *dev_priv);
  36 bool intel_gt_verify_workarounds(struct drm_i915_private *dev_priv,
  37                                  const char *from);
  38
  39 void intel_engine_init_whitelist(struct intel_engine_cs *engine);
  40 void intel_engine_apply_whitelist(struct intel_engine_cs *engine);
  41
  42 void intel_engine_init_workarounds(struct intel_engine_cs *engine);
  43 void intel_engine_apply_workarounds(struct intel_engine_cs *engine);
  44
  45 #endif