1/* SPDX-License-Identifier: MIT */
 2/*
 3 * Copyright © 2019 Intel Corporation
 4 */
 5
 6#ifndef __I915_IRQ_H__
 7#define __I915_IRQ_H__
 8
 9#include <linux/ktime.h>
10#include <linux/types.h>
11
12#include "i915_reg_defs.h"
13
14enum pipe;
15struct drm_crtc;
16struct drm_device;
17struct drm_display_mode;
18struct drm_i915_private;
19struct intel_crtc;
20struct intel_encoder;
21struct intel_uncore;
22
23void intel_irq_init(struct drm_i915_private *dev_priv);
24void intel_irq_fini(struct drm_i915_private *dev_priv);
25int intel_irq_install(struct drm_i915_private *dev_priv);
26void intel_irq_uninstall(struct drm_i915_private *dev_priv);
27
28void gen5_enable_gt_irq(struct drm_i915_private *dev_priv, u32 mask);
29void gen5_disable_gt_irq(struct drm_i915_private *dev_priv, u32 mask);
30void gen11_reset_rps_interrupts(struct drm_i915_private *dev_priv);
31void gen6_reset_rps_interrupts(struct drm_i915_private *dev_priv);
32void gen6_enable_rps_interrupts(struct drm_i915_private *dev_priv);
33void gen6_disable_rps_interrupts(struct drm_i915_private *dev_priv);
34void gen6_rps_reset_ei(struct drm_i915_private *dev_priv);
35u32 gen6_sanitize_rps_pm_mask(const struct drm_i915_private *i915, u32 mask);
36
37void intel_runtime_pm_disable_interrupts(struct drm_i915_private *dev_priv);
38void intel_runtime_pm_enable_interrupts(struct drm_i915_private *dev_priv);
39bool intel_irqs_enabled(struct drm_i915_private *dev_priv);
40void intel_synchronize_irq(struct drm_i915_private *i915);
41void intel_synchronize_hardirq(struct drm_i915_private *i915);
42
43void gen3_assert_iir_is_zero(struct intel_uncore *uncore, i915_reg_t reg);
44
45void gen3_irq_reset(struct intel_uncore *uncore, i915_reg_t imr,
46		    i915_reg_t iir, i915_reg_t ier);
47
48void gen3_irq_init(struct intel_uncore *uncore,
49		   i915_reg_t imr, u32 imr_val,
50		   i915_reg_t ier, u32 ier_val,
51		   i915_reg_t iir);
52
53#define GEN8_IRQ_RESET_NDX(uncore, type, which) \
54({ \
55	unsigned int which_ = which; \
56	gen3_irq_reset((uncore), GEN8_##type##_IMR(which_), \
57		       GEN8_##type##_IIR(which_), GEN8_##type##_IER(which_)); \
58})
59
60#define GEN3_IRQ_RESET(uncore, type) \
61	gen3_irq_reset((uncore), type##IMR, type##IIR, type##IER)
62
63#define GEN8_IRQ_INIT_NDX(uncore, type, which, imr_val, ier_val) \
64({ \
65	unsigned int which_ = which; \
66	gen3_irq_init((uncore), \
67		      GEN8_##type##_IMR(which_), imr_val, \
68		      GEN8_##type##_IER(which_), ier_val, \
69		      GEN8_##type##_IIR(which_)); \
70})
71
72#define GEN3_IRQ_INIT(uncore, type, imr_val, ier_val) \
73	gen3_irq_init((uncore), \
74		      type##IMR, imr_val, \
75		      type##IER, ier_val, \
76		      type##IIR)
77
78#endif /* __I915_IRQ_H__ */