From 2f835f864df964e7c983590926fd173e222bfdab Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Wed, 29 Sep 2021 01:57:57 +0300
Subject: drm/i915: split fdi link training from display vtable.
Git-commit: 5c8c179bcaf6dbbc3381ae8afbb6dc5978d4f234
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
It may make sense to merge this with display again later,
however the fdi use of the vtable is limited to only a
few generations.
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/7af7359b6cec33bd2d32152893d9a1e8f8cf7f21.1632869550.git.jani.nikula@intel.com
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/i915/display/intel_fdi.c | 8 ++++----
drivers/gpu/drm/i915/i915_drv.h | 11 ++++++++---
2 files changed, 12 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_fdi.c b/drivers/gpu/drm/i915/display/intel_fdi.c
index d20669e53663..f828bebe8962 100644
--- a/drivers/gpu/drm/i915/display/intel_fdi.c
+++ b/drivers/gpu/drm/i915/display/intel_fdi.c
@@ -15,7 +15,7 @@ void intel_fdi_link_train(struct intel_crtc *crtc,
{
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
- dev_priv->display.fdi_link_train(crtc, crtc_state);
+ dev_priv->fdi_funcs.fdi_link_train(crtc, crtc_state);
}
/* units of 100MHz */
@@ -1017,11 +1017,11 @@ void
intel_fdi_init_hook(struct drm_i915_private *dev_priv)
{
if (IS_IRONLAKE(dev_priv)) {
- dev_priv->display.fdi_link_train = ilk_fdi_link_train;
+ dev_priv->fdi_funcs.fdi_link_train = ilk_fdi_link_train;
} else if (IS_SANDYBRIDGE(dev_priv)) {
- dev_priv->display.fdi_link_train = gen6_fdi_link_train;
+ dev_priv->fdi_funcs.fdi_link_train = gen6_fdi_link_train;
} else if (IS_IVYBRIDGE(dev_priv)) {
/* FIXME: detect B0+ stepping and use auto training */
- dev_priv->display.fdi_link_train = ivb_manual_fdi_link_train;
+ dev_priv->fdi_funcs.fdi_link_train = ivb_manual_fdi_link_train;
}
}
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 7a334b385235..b1858c69a875 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -388,6 +388,11 @@ struct intel_hotplug_funcs {
void (*hpd_irq_setup)(struct drm_i915_private *dev_priv);
};
+struct intel_fdi_funcs {
+ void (*fdi_link_train)(struct intel_crtc *crtc,
+ const struct intel_crtc_state *crtc_state);
+};
+
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. */
@@ -403,9 +408,6 @@ struct drm_i915_display_funcs {
void (*commit_modeset_enables)(struct intel_atomic_state *state);
void (*commit_modeset_disables)(struct intel_atomic_state *state);
- void (*fdi_link_train)(struct intel_crtc *crtc,
- const struct intel_crtc_state *crtc_state);
-
/* clock updates for mode set */
/* cursor updates */
/* render clock increase/decrease */
@@ -985,6 +987,9 @@ struct drm_i915_private {
/* irq display functions */
struct intel_hotplug_funcs hotplug_funcs;
+ /* fdi display functions */
+ struct intel_fdi_funcs fdi_funcs;
+
/* Display functions */
struct drm_i915_display_funcs display;
--
2.38.1