1 /* SPDX-License-Identifier: MIT */ 2 /* 3 * Copyright © 2019 Intel Corporation 4 */ 5 6 #ifndef __INTEL_FIFO_UNDERRUN_H__ 7 #define __INTEL_FIFO_UNDERRUN_H__ 8 9 #include <linux/types.h> 10 11 struct drm_i915_private; 12 enum pipe; 13 14 bool intel_set_cpu_fifo_underrun_reporting(struct drm_i915_private *dev_priv, 15 enum pipe pipe, bool enable); 16 bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv, 17 enum pipe pch_transcoder, 18 bool enable); 19 void intel_cpu_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv, 20 enum pipe pipe); 21 void intel_pch_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv, 22 enum pipe pch_transcoder); 23 void intel_check_cpu_fifo_underruns(struct drm_i915_private *dev_priv); 24 void intel_check_pch_fifo_underruns(struct drm_i915_private *dev_priv); 25 26 #endif /* __INTEL_FIFO_UNDERRUN_H__ */ 27