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From 0633fa761a2ce38bd33f5b4eb890a067fce5669e Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Wed, 29 Sep 2021 01:57:56 +0300
Subject: drm/i915: split irq hotplug function from display vtable
Git-commit: de1677c5e32ace87ca69861dc32115e824af3278
Patch-mainline: v5.16-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

This provide a service from irq to display, so make it separate

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/05f533064709764dff8bcfef6a58f9a8482dc5bb.1632869550.git.jani.nikula@intel.com
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/i915/display/intel_hotplug.c |  4 ++--
 drivers/gpu/drm/i915/i915_drv.h              |  9 ++++++++-
 drivers/gpu/drm/i915/i915_irq.c              | 14 +++++++-------
 3 files changed, 17 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_hotplug.c b/drivers/gpu/drm/i915/display/intel_hotplug.c
index 47c85ac97c87..05f76aba4f8a 100644
--- a/drivers/gpu/drm/i915/display/intel_hotplug.c
+++ b/drivers/gpu/drm/i915/display/intel_hotplug.c
@@ -215,8 +215,8 @@ intel_hpd_irq_storm_switch_to_polling(struct drm_i915_private *dev_priv)
 
 static void intel_hpd_irq_setup(struct drm_i915_private *i915)
 {
-	if (i915->display_irqs_enabled && i915->display.hpd_irq_setup)
-		i915->display.hpd_irq_setup(i915);
+	if (i915->display_irqs_enabled && i915->hotplug_funcs.hpd_irq_setup)
+		i915->hotplug_funcs.hpd_irq_setup(i915);
 }
 
 static void intel_hpd_irq_storm_reenable_work(struct work_struct *work)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 2438efffad71..7a334b385235 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -384,6 +384,10 @@ struct intel_cdclk_funcs {
 	u8 (*calc_voltage_level)(int cdclk);
 };
 
+struct intel_hotplug_funcs {
+	void (*hpd_irq_setup)(struct drm_i915_private *dev_priv);
+};
+
 struct drm_i915_display_funcs {
 	/* Returns the active state of the crtc, and if the crtc is active,
 	 * fills out the pipe-config with the hw state. */
@@ -401,7 +405,7 @@ struct drm_i915_display_funcs {
 
 	void (*fdi_link_train)(struct intel_crtc *crtc,
 			       const struct intel_crtc_state *crtc_state);
-	void (*hpd_irq_setup)(struct drm_i915_private *dev_priv);
+
 	/* clock updates for mode set */
 	/* cursor updates */
 	/* render clock increase/decrease */
@@ -978,6 +982,9 @@ struct drm_i915_private {
 	/* pm display functions */
 	struct drm_i915_wm_disp_funcs wm_disp;
 
+	/* irq display functions */
+	struct intel_hotplug_funcs hotplug_funcs;
+
 	/* Display functions */
 	struct drm_i915_display_funcs display;
 
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 0a1681384c84..c35065f8f429 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -4395,20 +4395,20 @@ void intel_irq_init(struct drm_i915_private *dev_priv)
 
 	if (HAS_GMCH(dev_priv)) {
 		if (I915_HAS_HOTPLUG(dev_priv))
-			dev_priv->display.hpd_irq_setup = i915_hpd_irq_setup;
+			dev_priv->hotplug_funcs.hpd_irq_setup = i915_hpd_irq_setup;
 	} else {
 		if (HAS_PCH_DG1(dev_priv))
-			dev_priv->display.hpd_irq_setup = dg1_hpd_irq_setup;
+			dev_priv->hotplug_funcs.hpd_irq_setup = dg1_hpd_irq_setup;
 		else if (DISPLAY_VER(dev_priv) >= 11)
-			dev_priv->display.hpd_irq_setup = gen11_hpd_irq_setup;
+			dev_priv->hotplug_funcs.hpd_irq_setup = gen11_hpd_irq_setup;
 		else if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv))
-			dev_priv->display.hpd_irq_setup = bxt_hpd_irq_setup;
+			dev_priv->hotplug_funcs.hpd_irq_setup = bxt_hpd_irq_setup;
 		else if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP)
-			dev_priv->display.hpd_irq_setup = icp_hpd_irq_setup;
+			dev_priv->hotplug_funcs.hpd_irq_setup = icp_hpd_irq_setup;
 		else if (INTEL_PCH_TYPE(dev_priv) >= PCH_SPT)
-			dev_priv->display.hpd_irq_setup = spt_hpd_irq_setup;
+			dev_priv->hotplug_funcs.hpd_irq_setup = spt_hpd_irq_setup;
 		else
-			dev_priv->display.hpd_irq_setup = ilk_hpd_irq_setup;
+			dev_priv->hotplug_funcs.hpd_irq_setup = ilk_hpd_irq_setup;
 	}
 }
 
-- 
2.38.1