184 	struct i915_hotplug *hpd = &dev_priv->hotplug;  in intel_hpd_init_pins()
318 /* For display hotplug interrupt */
336  * i915_hotplug_interrupt_update - update hotplug interrupt enable
1207  * hotplug detection results from several registers.
1232 		"hotplug event received, stat 0x%08x, dig 0x%08x, pins 0x%08x, long 0x%08x\n",  in intel_get_hpd_pins()
1244 		if (dev_priv->hotplug.stats[encoder->hpd_pin].state == HPD_ENABLED)  in intel_hpd_enabled_irqs()
1266 	u32 hotplug = 0;  in intel_hpd_hotplug_enables()  local
1269 		hotplug |= hotplug_enables(i915, encoder->hpd_pin);  in intel_hpd_hotplug_enables()
1271 	return hotplug;  in intel_hpd_hotplug_enables()
1575 	 * bits can itself generate a new hotplug interrupt :(  in i9xx_hpd_irq_ack()
1609 				   dev_priv->hotplug.hpd,  in i9xx_hpd_irq_handler()
1794 	 * unless we touch the hotplug register, even if hotplug_trigger is  in ibx_hpd_irq_handler()
1813 			   dev_priv->hotplug.pch_hpd,  in ibx_hpd_irq_handler()
1958 				   dev_priv->hotplug.pch_hpd,  in icp_irq_handler()
1970 				   dev_priv->hotplug.pch_hpd,  in icp_irq_handler()
1996 				   dev_priv->hotplug.pch_hpd,  in spt_irq_handler()
2008 				   dev_priv->hotplug.pch_hpd,  in spt_irq_handler()
2029 			   dev_priv->hotplug.hpd,  in ilk_hpd_irq_handler()
2076 		/* should clear PCH hotplug event before clear CPU irq */  in ilk_display_irq_handler()
2132 		/* clear PCH hotplug event before clear CPU irq */  in ivb_display_irq_handler()
2225 			   dev_priv->hotplug.hpd,  in bxt_hpd_irq_handler()
2245 				   dev_priv->hotplug.hpd,  in gen11_hpd_irq_handler()
2257 				   dev_priv->hotplug.hpd,  in gen11_hpd_irq_handler()
3276 	u32 hotplug;  in ibx_hpd_detection_setup()  local
3279 	 * Enable digital hotplug on the PCH, and configure the DP short pulse  in ibx_hpd_detection_setup()
3283 	hotplug = intel_uncore_read(&dev_priv->uncore, PCH_PORT_HOTPLUG);  in ibx_hpd_detection_setup()
3284 	hotplug &= ~(PORTA_HOTPLUG_ENABLE |  in ibx_hpd_detection_setup()
3291 	hotplug |= intel_hpd_hotplug_enables(dev_priv, ibx_hotplug_enables);  in ibx_hpd_detection_setup()
3292 	intel_uncore_write(&dev_priv->uncore, PCH_PORT_HOTPLUG, hotplug);  in ibx_hpd_detection_setup()
3299 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in ibx_hpd_irq_setup()
3300 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in ibx_hpd_irq_setup()
3339 	u32 hotplug;  in icp_ddi_hpd_detection_setup()  local
3341 	hotplug = intel_uncore_read(&dev_priv->uncore, SHOTPLUG_CTL_DDI);  in icp_ddi_hpd_detection_setup()
3342 	hotplug &= ~(SHOTPLUG_CTL_DDI_HPD_ENABLE(HPD_PORT_A) |  in icp_ddi_hpd_detection_setup()
3346 	hotplug |= intel_hpd_hotplug_enables(dev_priv, icp_ddi_hotplug_enables);  in icp_ddi_hpd_detection_setup()
3347 	intel_uncore_write(&dev_priv->uncore, SHOTPLUG_CTL_DDI, hotplug);  in icp_ddi_hpd_detection_setup()
3352 	u32 hotplug;  in icp_tc_hpd_detection_setup()  local
3354 	hotplug = intel_uncore_read(&dev_priv->uncore, SHOTPLUG_CTL_TC);  in icp_tc_hpd_detection_setup()
3355 	hotplug &= ~(ICP_TC_HPD_ENABLE(HPD_PORT_TC1) |  in icp_tc_hpd_detection_setup()
3361 	hotplug |= intel_hpd_hotplug_enables(dev_priv, icp_tc_hotplug_enables);  in icp_tc_hpd_detection_setup()
3362 	intel_uncore_write(&dev_priv->uncore, SHOTPLUG_CTL_TC, hotplug);  in icp_tc_hpd_detection_setup()
3369 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in icp_hpd_irq_setup()
3370 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in icp_hpd_irq_setup()
3413 	u32 hotplug;  in gen11_tc_hpd_detection_setup()  local
3415 	hotplug = intel_uncore_read(&dev_priv->uncore, GEN11_TC_HOTPLUG_CTL);  in gen11_tc_hpd_detection_setup()
3416 	hotplug &= ~(GEN11_HOTPLUG_CTL_ENABLE(HPD_PORT_TC1) |  in gen11_tc_hpd_detection_setup()
3422 	hotplug |= intel_hpd_hotplug_enables(dev_priv, gen11_hotplug_enables);  in gen11_tc_hpd_detection_setup()
3423 	intel_uncore_write(&dev_priv->uncore, GEN11_TC_HOTPLUG_CTL, hotplug);  in gen11_tc_hpd_detection_setup()
3428 	u32 hotplug;  in gen11_tbt_hpd_detection_setup()  local
3430 	hotplug = intel_uncore_read(&dev_priv->uncore, GEN11_TBT_HOTPLUG_CTL);  in gen11_tbt_hpd_detection_setup()
3431 	hotplug &= ~(GEN11_HOTPLUG_CTL_ENABLE(HPD_PORT_TC1) |  in gen11_tbt_hpd_detection_setup()
3437 	hotplug |= intel_hpd_hotplug_enables(dev_priv, gen11_hotplug_enables);  in gen11_tbt_hpd_detection_setup()
3438 	intel_uncore_write(&dev_priv->uncore, GEN11_TBT_HOTPLUG_CTL, hotplug);  in gen11_tbt_hpd_detection_setup()
3446 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.hpd);  in gen11_hpd_irq_setup()
3447 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.hpd);  in gen11_hpd_irq_setup()
3492 	u32 val, hotplug;  in spt_hpd_detection_setup()  local
3502 	/* Enable digital hotplug on the PCH */  in spt_hpd_detection_setup()
3503 	hotplug = intel_uncore_read(&dev_priv->uncore, PCH_PORT_HOTPLUG);  in spt_hpd_detection_setup()
3504 	hotplug &= ~(PORTA_HOTPLUG_ENABLE |  in spt_hpd_detection_setup()
3508 	hotplug |= intel_hpd_hotplug_enables(dev_priv, spt_hotplug_enables);  in spt_hpd_detection_setup()
3509 	intel_uncore_write(&dev_priv->uncore, PCH_PORT_HOTPLUG, hotplug);  in spt_hpd_detection_setup()
3511 	hotplug = intel_uncore_read(&dev_priv->uncore, PCH_PORT_HOTPLUG2);  in spt_hpd_detection_setup()
3512 	hotplug &= ~PORTE_HOTPLUG_ENABLE;  in spt_hpd_detection_setup()
3513 	hotplug |= intel_hpd_hotplug_enables(dev_priv, spt_hotplug2_enables);  in spt_hpd_detection_setup()
3514 	intel_uncore_write(&dev_priv->uncore, PCH_PORT_HOTPLUG2, hotplug);  in spt_hpd_detection_setup()
3524 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in spt_hpd_irq_setup()
3525 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.pch_hpd);  in spt_hpd_irq_setup()
3546 	u32 hotplug;  in ilk_hpd_detection_setup()  local
3549 	 * Enable digital hotplug on the CPU, and configure the DP short pulse  in ilk_hpd_detection_setup()
3553 	hotplug = intel_uncore_read(&dev_priv->uncore, DIGITAL_PORT_HOTPLUG_CNTRL);  in ilk_hpd_detection_setup()
3554 	hotplug &= ~(DIGITAL_PORTA_HOTPLUG_ENABLE |  in ilk_hpd_detection_setup()
3556 	hotplug |= intel_hpd_hotplug_enables(dev_priv, ilk_hotplug_enables);  in ilk_hpd_detection_setup()
3557 	intel_uncore_write(&dev_priv->uncore, DIGITAL_PORT_HOTPLUG_CNTRL, hotplug);  in ilk_hpd_detection_setup()
3564 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.hpd);  in ilk_hpd_irq_setup()
3565 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.hpd);  in ilk_hpd_irq_setup()
3580 	u32 hotplug;  in bxt_hotplug_enables()  local
3584 		hotplug = PORTA_HOTPLUG_ENABLE;  in bxt_hotplug_enables()
3586 			hotplug |= BXT_DDIA_HPD_INVERT;  in bxt_hotplug_enables()
3587 		return hotplug;  in bxt_hotplug_enables()
3589 		hotplug = PORTB_HOTPLUG_ENABLE;  in bxt_hotplug_enables()
3591 			hotplug |= BXT_DDIB_HPD_INVERT;  in bxt_hotplug_enables()
3592 		return hotplug;  in bxt_hotplug_enables()
3594 		hotplug = PORTC_HOTPLUG_ENABLE;  in bxt_hotplug_enables()
3596 			hotplug |= BXT_DDIC_HPD_INVERT;  in bxt_hotplug_enables()
3597 		return hotplug;  in bxt_hotplug_enables()
3605 	u32 hotplug;  in bxt_hpd_detection_setup()  local
3607 	hotplug = intel_uncore_read(&dev_priv->uncore, PCH_PORT_HOTPLUG);  in bxt_hpd_detection_setup()
3608 	hotplug &= ~(PORTA_HOTPLUG_ENABLE |  in bxt_hpd_detection_setup()
3614 	hotplug |= intel_hpd_hotplug_enables(dev_priv, bxt_hotplug_enables);  in bxt_hpd_detection_setup()
3615 	intel_uncore_write(&dev_priv->uncore, PCH_PORT_HOTPLUG, hotplug);  in bxt_hpd_detection_setup()
3622 	enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.hpd);  in bxt_hpd_irq_setup()
3623 	hotplug_irqs = intel_hpd_hotplug_irqs(dev_priv, dev_priv->hotplug.hpd);  in bxt_hpd_irq_setup()
4256 	/* Note HDMI and DP share hotplug bits */  in i915_hpd_irq_setup()
4260 	   to generate a spurious hotplug event about three  in i915_hpd_irq_setup()
4373 	dev_priv->hotplug.hpd_storm_threshold = HPD_STORM_DEFAULT_THRESHOLD;  in intel_irq_init()
4380 	dev_priv->hotplug.hpd_short_storm_enabled = !HAS_DP_MST(dev_priv);  in intel_irq_init()
4494  * This function enables the hardware interrupt handling, but leaves the hotplug
4498  * but don't want to deal with the hassle of concurrent probe and hotplug
4533  * This stops interrupt and hotplug handling and unregisters and frees all