summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/i915_irq.h
blob: 2efe609519ca23f3887f796358f4a6bd25047ade (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
/* SPDX-License-Identifier: MIT */
/*
 * Copyright © 2019 Intel Corporation
 */

#ifndef __I915_IRQ_H__
#define __I915_IRQ_H__

#include <linux/ktime.h>
#include <linux/types.h>

#include "display/intel_display.h"
#include "i915_reg.h"

struct drm_crtc;
struct drm_device;
struct drm_display_mode;
struct drm_i915_private;
struct intel_crtc;
struct intel_uncore;

void intel_irq_init(struct drm_i915_private *dev_priv);
void intel_irq_fini(struct drm_i915_private *dev_priv);
int intel_irq_install(struct drm_i915_private *dev_priv);
void intel_irq_uninstall(struct drm_i915_private *dev_priv);

u32 i915_pipestat_enable_mask(struct drm_i915_private *dev_priv,
			      enum pipe pipe);
void
i915_enable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe,
		     u32 status_mask);

void
i915_disable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe,
		      u32 status_mask);

void valleyview_enable_display_irqs(struct drm_i915_private *dev_priv);
void valleyview_disable_display_irqs(struct drm_i915_private *dev_priv);

void i915_hotplug_interrupt_update(struct drm_i915_private *dev_priv,
				   u32 mask,
				   u32 bits);
void ilk_update_display_irq(struct drm_i915_private *dev_priv,
			    u32 interrupt_mask,
			    u32 enabled_irq_mask);
static inline void
ilk_enable_display_irq(struct drm_i915_private *dev_priv, u32 bits)
{
	ilk_update_display_irq(dev_priv, bits, bits);
}
static inline void
ilk_disable_display_irq(struct drm_i915_private *dev_priv, u32 bits)
{
	ilk_update_display_irq(dev_priv, bits, 0);
}
void bdw_update_pipe_irq(struct drm_i915_private *dev_priv,
			 enum pipe pipe,
			 u32 interrupt_mask,
			 u32 enabled_irq_mask);
static inline void bdw_enable_pipe_irq(struct drm_i915_private *dev_priv,
				       enum pipe pipe, u32 bits)
{
	bdw_update_pipe_irq(dev_priv, pipe, bits, bits);
}
static inline void bdw_disable_pipe_irq(struct drm_i915_private *dev_priv,
					enum pipe pipe, u32 bits)
{
	bdw_update_pipe_irq(dev_priv, pipe, bits, 0);
}
void ibx_display_interrupt_update(struct drm_i915_private *dev_priv,
				  u32 interrupt_mask,
				  u32 enabled_irq_mask);
static inline void
ibx_enable_display_interrupt(struct drm_i915_private *dev_priv, u32 bits)
{
	ibx_display_interrupt_update(dev_priv, bits, bits);
}
static inline void
ibx_disable_display_interrupt(struct drm_i915_private *dev_priv, u32 bits)
{
	ibx_display_interrupt_update(dev_priv, bits, 0);
}

void gen5_enable_gt_irq(struct drm_i915_private *dev_priv, u32 mask);
void gen5_disable_gt_irq(struct drm_i915_private *dev_priv, u32 mask);
void gen11_reset_rps_interrupts(struct drm_i915_private *dev_priv);
void gen6_reset_rps_interrupts(struct drm_i915_private *dev_priv);
void gen6_enable_rps_interrupts(struct drm_i915_private *dev_priv);
void gen6_disable_rps_interrupts(struct drm_i915_private *dev_priv);
void gen6_rps_reset_ei(struct drm_i915_private *dev_priv);
u32 gen6_sanitize_rps_pm_mask(const struct drm_i915_private *i915, u32 mask);

void intel_runtime_pm_disable_interrupts(struct drm_i915_private *dev_priv);
void intel_runtime_pm_enable_interrupts(struct drm_i915_private *dev_priv);
bool intel_irqs_enabled(struct drm_i915_private *dev_priv);
void intel_synchronize_irq(struct drm_i915_private *i915);

int intel_get_crtc_scanline(struct intel_crtc *crtc);
void gen8_irq_power_well_post_enable(struct drm_i915_private *dev_priv,
				     u8 pipe_mask);
void gen8_irq_power_well_pre_disable(struct drm_i915_private *dev_priv,
				     u8 pipe_mask);

bool intel_crtc_get_vblank_timestamp(struct drm_crtc *crtc, int *max_error,
				     ktime_t *vblank_time, bool in_vblank_irq);

u32 i915_get_vblank_counter(struct drm_crtc *crtc);
u32 g4x_get_vblank_counter(struct drm_crtc *crtc);

int i8xx_enable_vblank(struct drm_crtc *crtc);
int i915gm_enable_vblank(struct drm_crtc *crtc);
int i965_enable_vblank(struct drm_crtc *crtc);
int ilk_enable_vblank(struct drm_crtc *crtc);
int bdw_enable_vblank(struct drm_crtc *crtc);
void i8xx_disable_vblank(struct drm_crtc *crtc);
void i915gm_disable_vblank(struct drm_crtc *crtc);
void i965_disable_vblank(struct drm_crtc *crtc);
void ilk_disable_vblank(struct drm_crtc *crtc);
void bdw_disable_vblank(struct drm_crtc *crtc);

void skl_enable_flip_done(struct intel_crtc *crtc);
void skl_disable_flip_done(struct intel_crtc *crtc);

void gen2_irq_reset(struct intel_uncore *uncore);
void gen3_irq_reset(struct intel_uncore *uncore, i915_reg_t imr,
		    i915_reg_t iir, i915_reg_t ier);

void gen2_irq_init(struct intel_uncore *uncore,
		   u32 imr_val, u32 ier_val);
void gen3_irq_init(struct intel_uncore *uncore,
		   i915_reg_t imr, u32 imr_val,
		   i915_reg_t ier, u32 ier_val,
		   i915_reg_t iir);

#define GEN8_IRQ_RESET_NDX(uncore, type, which) \
({ \
	unsigned int which_ = which; \
	gen3_irq_reset((uncore), GEN8_##type##_IMR(which_), \
		       GEN8_##type##_IIR(which_), GEN8_##type##_IER(which_)); \
})

#define GEN3_IRQ_RESET(uncore, type) \
	gen3_irq_reset((uncore), type##IMR, type##IIR, type##IER)

#define GEN2_IRQ_RESET(uncore) \
	gen2_irq_reset(uncore)

#define GEN8_IRQ_INIT_NDX(uncore, type, which, imr_val, ier_val) \
({ \
	unsigned int which_ = which; \
	gen3_irq_init((uncore), \
		      GEN8_##type##_IMR(which_), imr_val, \
		      GEN8_##type##_IER(which_), ier_val, \
		      GEN8_##type##_IIR(which_)); \
})

#define GEN3_IRQ_INIT(uncore, type, imr_val, ier_val) \
	gen3_irq_init((uncore), \
		      type##IMR, imr_val, \
		      type##IER, ier_val, \
		      type##IIR)

#define GEN2_IRQ_INIT(uncore, imr_val, ier_val) \
	gen2_irq_init((uncore), imr_val, ier_val)

#endif /* __I915_IRQ_H__ */