157 	struct i915_hotplug *hpd = &dev_priv->hotplug;  in intel_hpd_init_pins()
289 /* For display hotplug interrupt */
307  * i915_hotplug_interrupt_update - update hotplug interrupt enable
1165  * hotplug detection results from several registers.
1190 		"hotplug event received, stat 0x%08x, dig 0x%08x, pins 0x%08x, long 0x%08x\n",  in intel_get_hpd_pins()
1476 	 * bits can itself generate a new hotplug interrupt :(  in i9xx_hpd_irq_ack()
1510 				   dev_priv->hotplug.hpd,  in i9xx_hpd_irq_handler()
1691 	 * unless we touch the hotplug register, even if hotplug_trigger is  in ibx_hpd_irq_handler()
1710 			   dev_priv->hotplug.pch_hpd,  in ibx_hpd_irq_handler()
1872 				   dev_priv->hotplug.pch_hpd,  in icp_irq_handler()
1884 				   dev_priv->hotplug.pch_hpd,  in icp_irq_handler()
1910 				   dev_priv->hotplug.pch_hpd,  in spt_irq_handler()
1922 				   dev_priv->hotplug.pch_hpd,  in spt_irq_handler()
1943 			   dev_priv->hotplug.hpd,  in ilk_hpd_irq_handler()
1987 		/* should clear PCH hotplug event before clear CPU irq */  in ilk_display_irq_handler()
2031 		/* clear PCH hotplug event before clear CPU irq */  in ivb_display_irq_handler()
2122 			   dev_priv->hotplug.hpd,  in bxt_hpd_irq_handler()
2142 				   dev_priv->hotplug.hpd,  in gen11_hpd_irq_handler()
2154 				   dev_priv->hotplug.hpd,  in gen11_hpd_irq_handler()
2984 		if (dev_priv->hotplug.stats[encoder->hpd_pin].state == HPD_ENABLED)  in intel_hpd_enabled_irqs()
3004 	u32 hotplug;  in ibx_hpd_detection_setup()  local
3007 	 * Enable digital hotplug on the PCH, and configure the DP short pulse  in ibx_hpd_detection_setup()
3011 	hotplug = I915_READ(PCH_PORT_HOTPLUG);  in ibx_hpd_detection_setup()
3012 	hotplug &= ~(PORTB_PULSE_DURATION_MASK |  in ibx_hpd_detection_setup()
3015 	hotplug |= PORTB_HOTPLUG_ENABLE | PORTB_PULSE_DURATION_2ms;  in ibx_hpd_detection_setup()
3016 	hotplug |= PORTC_HOTPLUG_ENABLE | PORTC_PULSE_DURATION_2ms;  in ibx_hpd_detection_setup()
3017 	hotplug |= PORTD_HOTPLUG_ENABLE | PORTD_PULSE_DURATION_2ms;  in ibx_hpd_detection_setup()
3023 		hotplug |= PORTA_HOTPLUG_ENABLE;  in ibx_hpd_detection_setup()
3024 	I915_WRITE(PCH_PORT_HOTPLUG, hotplug);  in ibx_hpd_detection_setup()
3031 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in ibx_hpd_irq_setup()
3032 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in ibx_hpd_irq_setup()
3042 	u32 hotplug;  in icp_ddi_hpd_detection_setup()  local
3044 	hotplug = I915_READ(SHOTPLUG_CTL_DDI);  in icp_ddi_hpd_detection_setup()
3045 	hotplug |= enable_mask;  in icp_ddi_hpd_detection_setup()
3046 	I915_WRITE(SHOTPLUG_CTL_DDI, hotplug);  in icp_ddi_hpd_detection_setup()
3052 	u32 hotplug;  in icp_tc_hpd_detection_setup()  local
3054 	hotplug = I915_READ(SHOTPLUG_CTL_TC);  in icp_tc_hpd_detection_setup()
3055 	hotplug |= enable_mask;  in icp_tc_hpd_detection_setup()
3056 	I915_WRITE(SHOTPLUG_CTL_TC, hotplug);  in icp_tc_hpd_detection_setup()
3064 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in icp_hpd_irq_setup()
3065 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in icp_hpd_irq_setup()
3100 	u32 hotplug;  in gen11_hpd_detection_setup()  local
3102 	hotplug = I915_READ(GEN11_TC_HOTPLUG_CTL);  in gen11_hpd_detection_setup()
3103 	hotplug |= GEN11_HOTPLUG_CTL_ENABLE(PORT_TC1) |  in gen11_hpd_detection_setup()
3109 	I915_WRITE(GEN11_TC_HOTPLUG_CTL, hotplug);  in gen11_hpd_detection_setup()
3111 	hotplug = I915_READ(GEN11_TBT_HOTPLUG_CTL);  in gen11_hpd_detection_setup()
3112 	hotplug |= GEN11_HOTPLUG_CTL_ENABLE(PORT_TC1) |  in gen11_hpd_detection_setup()
3118 	I915_WRITE(GEN11_TBT_HOTPLUG_CTL, hotplug);  in gen11_hpd_detection_setup()
3126 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.hpd);  in gen11_hpd_irq_setup()
3127 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.hpd);  in gen11_hpd_irq_setup()
3147 	u32 val, hotplug;  in spt_hpd_detection_setup()  local
3157 	/* Enable digital hotplug on the PCH */  in spt_hpd_detection_setup()
3158 	hotplug = I915_READ(PCH_PORT_HOTPLUG);  in spt_hpd_detection_setup()
3159 	hotplug |= PORTA_HOTPLUG_ENABLE |  in spt_hpd_detection_setup()
3163 	I915_WRITE(PCH_PORT_HOTPLUG, hotplug);  in spt_hpd_detection_setup()
3165 	hotplug = I915_READ(PCH_PORT_HOTPLUG2);  in spt_hpd_detection_setup()
3166 	hotplug |= PORTE_HOTPLUG_ENABLE;  in spt_hpd_detection_setup()
3167 	I915_WRITE(PCH_PORT_HOTPLUG2, hotplug);  in spt_hpd_detection_setup()
3177 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in spt_hpd_irq_setup()
3178 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in spt_hpd_irq_setup()
3187 	u32 hotplug;  in ilk_hpd_detection_setup()  local
3190 	 * Enable digital hotplug on the CPU, and configure the DP short pulse  in ilk_hpd_detection_setup()
3194 	hotplug = I915_READ(DIGITAL_PORT_HOTPLUG_CNTRL);  in ilk_hpd_detection_setup()
3195 	hotplug &= ~DIGITAL_PORTA_PULSE_DURATION_MASK;  in ilk_hpd_detection_setup()
3196 	hotplug |= DIGITAL_PORTA_HOTPLUG_ENABLE |  in ilk_hpd_detection_setup()
3198 	I915_WRITE(DIGITAL_PORT_HOTPLUG_CNTRL, hotplug);  in ilk_hpd_detection_setup()
3205 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.hpd);  in ilk_hpd_irq_setup()
3206 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.hpd);  in ilk_hpd_irq_setup()
3221 	u32 hotplug;  in __bxt_hpd_detection_setup()  local
3223 	hotplug = I915_READ(PCH_PORT_HOTPLUG);  in __bxt_hpd_detection_setup()
3224 	hotplug |= PORTA_HOTPLUG_ENABLE |  in __bxt_hpd_detection_setup()
3230 		    hotplug, enabled_irqs);  in __bxt_hpd_detection_setup()
3231 	hotplug &= ~BXT_DDI_HPD_INVERT_MASK;  in __bxt_hpd_detection_setup()
3239 		hotplug |= BXT_DDIA_HPD_INVERT;  in __bxt_hpd_detection_setup()
3242 		hotplug |= BXT_DDIB_HPD_INVERT;  in __bxt_hpd_detection_setup()
3245 		hotplug |= BXT_DDIC_HPD_INVERT;  in __bxt_hpd_detection_setup()
3247 	I915_WRITE(PCH_PORT_HOTPLUG, hotplug);  in __bxt_hpd_detection_setup()
3259 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.hpd);  in bxt_hpd_irq_setup()
3260 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.hpd);  in bxt_hpd_irq_setup()
3875 	/* Note HDMI and DP share hotplug bits */  in i915_hpd_irq_setup()
3879 	   to generate a spurious hotplug event about three  in i915_hpd_irq_setup()
3985 	dev_priv->hotplug.hpd_storm_threshold = HPD_STORM_DEFAULT_THRESHOLD;  in intel_irq_init()
3992 	dev_priv->hotplug.hpd_short_storm_enabled = !HAS_DP_MST(dev_priv);  in intel_irq_init()
4102  * This function enables the hardware interrupt handling, but leaves the hotplug
4106  * but don't want to deal with the hassle of concurrent probe and hotplug
4141  * This stops interrupt and hotplug handling and unregisters and frees all