diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.h b/drivers/gpu/drm/i915/i915_irq.h new file mode 100644 index 000000000..82639d9d7 --- /dev/null +++ b/drivers/gpu/drm/i915/i915_irq.h @@ -0,0 +1,135 @@ +/* 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 "i915_reg.h" + +enum pipe; +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 intel_hpd_irq_setup(struct drm_i915_private *i915); +void i915_hotplug_interrupt_update(struct drm_i915_private *dev_priv, + u32 mask, + u32 bits); + +void ilk_enable_display_irq(struct drm_i915_private *i915, u32 bits); +void ilk_disable_display_irq(struct drm_i915_private *i915, u32 bits); + +void bdw_enable_pipe_irq(struct drm_i915_private *i915, enum pipe pipe, u32 bits); +void bdw_disable_pipe_irq(struct drm_i915_private *i915, enum pipe pipe, u32 bits); + +void ibx_enable_display_interrupt(struct drm_i915_private *i915, u32 bits); +void ibx_disable_display_interrupt(struct drm_i915_private *i915, u32 bits); + +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); +void intel_synchronize_hardirq(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); +u32 gen8_de_pipe_underrun_mask(struct drm_i915_private *dev_priv); + +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 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__ */ |