1 /* SPDX-License-Identifier: MIT */
3 * Copyright © 2019 Intel Corporation
9 #include <linux/ktime.h>
10 #include <linux/types.h>
12 #include "display/intel_display.h"
17 struct drm_display_mode;
18 struct drm_i915_private;
25 void gen11_rps_irq_handler(struct intel_gt *gt, u32 pm_iir);
26 void gen6_rps_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir);
28 void intel_irq_init(struct drm_i915_private *dev_priv);
29 void intel_irq_fini(struct drm_i915_private *dev_priv);
30 int intel_irq_install(struct drm_i915_private *dev_priv);
31 void intel_irq_uninstall(struct drm_i915_private *dev_priv);
33 u32 i915_pipestat_enable_mask(struct drm_i915_private *dev_priv,
36 i915_enable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe,
40 i915_disable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe,
43 void valleyview_enable_display_irqs(struct drm_i915_private *dev_priv);
44 void valleyview_disable_display_irqs(struct drm_i915_private *dev_priv);
46 void i915_hotplug_interrupt_update(struct drm_i915_private *dev_priv,
49 void ilk_update_display_irq(struct drm_i915_private *dev_priv,
51 u32 enabled_irq_mask);
53 ilk_enable_display_irq(struct drm_i915_private *dev_priv, u32 bits)
55 ilk_update_display_irq(dev_priv, bits, bits);
58 ilk_disable_display_irq(struct drm_i915_private *dev_priv, u32 bits)
60 ilk_update_display_irq(dev_priv, bits, 0);
62 void bdw_update_pipe_irq(struct drm_i915_private *dev_priv,
65 u32 enabled_irq_mask);
66 static inline void bdw_enable_pipe_irq(struct drm_i915_private *dev_priv,
67 enum pipe pipe, u32 bits)
69 bdw_update_pipe_irq(dev_priv, pipe, bits, bits);
71 static inline void bdw_disable_pipe_irq(struct drm_i915_private *dev_priv,
72 enum pipe pipe, u32 bits)
74 bdw_update_pipe_irq(dev_priv, pipe, bits, 0);
76 void ibx_display_interrupt_update(struct drm_i915_private *dev_priv,
78 u32 enabled_irq_mask);
80 ibx_enable_display_interrupt(struct drm_i915_private *dev_priv, u32 bits)
82 ibx_display_interrupt_update(dev_priv, bits, bits);
85 ibx_disable_display_interrupt(struct drm_i915_private *dev_priv, u32 bits)
87 ibx_display_interrupt_update(dev_priv, bits, 0);
90 void gen5_enable_gt_irq(struct drm_i915_private *dev_priv, u32 mask);
91 void gen5_disable_gt_irq(struct drm_i915_private *dev_priv, u32 mask);
92 void gen11_reset_rps_interrupts(struct drm_i915_private *dev_priv);
93 void gen6_reset_rps_interrupts(struct drm_i915_private *dev_priv);
94 void gen6_enable_rps_interrupts(struct drm_i915_private *dev_priv);
95 void gen6_disable_rps_interrupts(struct drm_i915_private *dev_priv);
96 void gen6_rps_reset_ei(struct drm_i915_private *dev_priv);
97 u32 gen6_sanitize_rps_pm_mask(const struct drm_i915_private *i915, u32 mask);
99 void intel_runtime_pm_disable_interrupts(struct drm_i915_private *dev_priv);
100 void intel_runtime_pm_enable_interrupts(struct drm_i915_private *dev_priv);
101 bool intel_irqs_enabled(struct drm_i915_private *dev_priv);
102 void intel_synchronize_irq(struct drm_i915_private *i915);
104 int intel_get_crtc_scanline(struct intel_crtc *crtc);
105 void gen8_irq_power_well_post_enable(struct drm_i915_private *dev_priv,
107 void gen8_irq_power_well_pre_disable(struct drm_i915_private *dev_priv,
109 void gen9_reset_guc_interrupts(struct intel_guc *guc);
110 void gen9_enable_guc_interrupts(struct intel_guc *guc);
111 void gen9_disable_guc_interrupts(struct intel_guc *guc);
112 void gen11_reset_guc_interrupts(struct intel_guc *guc);
113 void gen11_enable_guc_interrupts(struct intel_guc *guc);
114 void gen11_disable_guc_interrupts(struct intel_guc *guc);
116 bool i915_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe,
117 bool in_vblank_irq, int *vpos, int *hpos,
118 ktime_t *stime, ktime_t *etime,
119 const struct drm_display_mode *mode);
121 u32 i915_get_vblank_counter(struct drm_crtc *crtc);
122 u32 g4x_get_vblank_counter(struct drm_crtc *crtc);
124 int i8xx_enable_vblank(struct drm_crtc *crtc);
125 int i945gm_enable_vblank(struct drm_crtc *crtc);
126 int i965_enable_vblank(struct drm_crtc *crtc);
127 int ilk_enable_vblank(struct drm_crtc *crtc);
128 int bdw_enable_vblank(struct drm_crtc *crtc);
129 void i8xx_disable_vblank(struct drm_crtc *crtc);
130 void i945gm_disable_vblank(struct drm_crtc *crtc);
131 void i965_disable_vblank(struct drm_crtc *crtc);
132 void ilk_disable_vblank(struct drm_crtc *crtc);
133 void bdw_disable_vblank(struct drm_crtc *crtc);
135 void gen2_irq_reset(struct intel_uncore *uncore);
136 void gen3_irq_reset(struct intel_uncore *uncore, i915_reg_t imr,
137 i915_reg_t iir, i915_reg_t ier);
139 void gen2_irq_init(struct intel_uncore *uncore,
140 u32 imr_val, u32 ier_val);
141 void gen3_irq_init(struct intel_uncore *uncore,
142 i915_reg_t imr, u32 imr_val,
143 i915_reg_t ier, u32 ier_val,
146 #define GEN8_IRQ_RESET_NDX(uncore, type, which) \
148 unsigned int which_ = which; \
149 gen3_irq_reset((uncore), GEN8_##type##_IMR(which_), \
150 GEN8_##type##_IIR(which_), GEN8_##type##_IER(which_)); \
153 #define GEN3_IRQ_RESET(uncore, type) \
154 gen3_irq_reset((uncore), type##IMR, type##IIR, type##IER)
156 #define GEN2_IRQ_RESET(uncore) \
157 gen2_irq_reset(uncore)
159 #define GEN8_IRQ_INIT_NDX(uncore, type, which, imr_val, ier_val) \
161 unsigned int which_ = which; \
162 gen3_irq_init((uncore), \
163 GEN8_##type##_IMR(which_), imr_val, \
164 GEN8_##type##_IER(which_), ier_val, \
165 GEN8_##type##_IIR(which_)); \
168 #define GEN3_IRQ_INIT(uncore, type, imr_val, ier_val) \
169 gen3_irq_init((uncore), \
170 type##IMR, imr_val, \
171 type##IER, ier_val, \
174 #define GEN2_IRQ_INIT(uncore, imr_val, ier_val) \
175 gen2_irq_init((uncore), imr_val, ier_val)
177 #endif /* __I915_IRQ_H__ */