From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
We need to insert stuff between the plane and crtc .atomic_check()
drm_atomic_helper_check_planes() doesn't allow us to do that so
stop using it and hand roll the loops instead.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
.../gpu/drm/i915/display/intel_atomic_plane.c | 10 +---
.../gpu/drm/i915/display/intel_atomic_plane.h | 2 +
drivers/gpu/drm/i915/display/intel_display.c | 57 +++++++++++++++----
3 files changed, 50 insertions(+), 19 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
index 7ff19b524f9d..d7493551b28c 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
@@ -194,14 +194,11 @@ get_crtc_from_states(const struct intel_plane_state *old_plane_state,
return NULL;
}
-static int intel_plane_atomic_check(struct drm_plane *_plane,
- struct drm_plane_state *_new_plane_state)
+int intel_plane_atomic_check(struct intel_atomic_state *state,
+ struct intel_plane *plane)
{
- struct intel_plane *plane = to_intel_plane(_plane);
- struct intel_atomic_state *state =
- to_intel_atomic_state(_new_plane_state->state);
struct intel_plane_state *new_plane_state =
- to_intel_plane_state(_new_plane_state);
+ intel_atomic_get_new_plane_state(state, plane);
const struct intel_plane_state *old_plane_state =
intel_atomic_get_old_plane_state(state, plane);
struct intel_crtc *crtc =
@@ -368,5 +365,4 @@ void i9xx_update_planes_on_crtc(struct intel_atomic_state *state,
const struct drm_plane_helper_funcs intel_plane_helper_funcs = {
.prepare_fb = intel_prepare_plane_fb,
.cleanup_fb = intel_cleanup_plane_fb,
- .atomic_check = intel_plane_atomic_check,
};
diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.h b/drivers/gpu/drm/i915/display/intel_atomic_plane.h
index cb7ef4f9eafd..dc85af02e9b7 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic_plane.h
+++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.h
@@ -41,6 +41,8 @@ int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_
struct intel_crtc_state *crtc_state,
const struct intel_plane_state *old_plane_state,
struct intel_plane_state *intel_state);
+int intel_plane_atomic_check(struct intel_atomic_state *state,
+ struct intel_plane *plane);
int intel_plane_atomic_calc_changes(const struct intel_crtc_state *old_crtc_state,
struct intel_crtc_state *crtc_state,
const struct intel_plane_state *old_plane_state,
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 5635f2079e4c..5a42cbfa72c3 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -11733,15 +11733,14 @@ static bool c8_planes_changed(const struct intel_crtc_state *new_crtc_state)
return !old_crtc_state->c8_planes != !new_crtc_state->c8_planes;
}
-static int intel_crtc_atomic_check(struct drm_crtc *_crtc,
- struct drm_crtc_state *_crtc_state)
+static int intel_crtc_atomic_check(struct intel_atomic_state *state,
+ struct intel_crtc *crtc)
{
- struct intel_crtc *crtc = to_intel_crtc(_crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
struct intel_crtc_state *crtc_state =
- to_intel_crtc_state(_crtc_state);
- int ret;
+ intel_atomic_get_new_crtc_state(state, crtc);
bool mode_changed = needs_modeset(crtc_state);
+ int ret;
if (INTEL_GEN(dev_priv) < 5 && !IS_G4X(dev_priv) &&
mode_changed && !crtc_state->base.active)
@@ -11813,10 +11812,6 @@ static int intel_crtc_atomic_check(struct drm_crtc *_crtc,
return ret;
}
-static const struct drm_crtc_helper_funcs intel_helper_funcs = {
- .atomic_check = intel_crtc_atomic_check,
-};
-
static void intel_modeset_update_connector_atomic_state(struct drm_device *dev)
{
struct intel_connector *connector;
@@ -13457,6 +13452,42 @@ static void intel_crtc_check_fastset(const struct intel_crtc_state *old_crtc_sta
new_crtc_state->has_drrs = old_crtc_state->has_drrs;
}
+static int intel_atomic_check_planes(struct intel_atomic_state *state)
+{
+ struct intel_plane_state *plane_state;
+ struct intel_plane *plane;
+ int i, ret;
+
+ for_each_new_intel_plane_in_state(state, plane, plane_state, i) {
+ ret = intel_plane_atomic_check(state, plane);
+ if (ret) {
+ DRM_DEBUG_ATOMIC("[PLANE:%d:%s] atomic driver check failed\n",
+ plane->base.base.id, plane->base.name);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static int intel_atomic_check_crtcs(struct intel_atomic_state *state)
+{
+ struct intel_crtc_state *crtc_state;
+ struct intel_crtc *crtc;
+ int i;
+
+ for_each_new_intel_crtc_in_state(state, crtc, crtc_state, i) {
+ int ret = intel_crtc_atomic_check(state, crtc);
+ if (ret) {
+ DRM_DEBUG_ATOMIC("[CRTC:%d:%s] atomic driver check failed\n",
+ crtc->base.base.id, crtc->base.name);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
/**
* intel_atomic_check - validate state object
* @dev: drm device
@@ -13520,7 +13551,11 @@ static int intel_atomic_check(struct drm_device *dev,
if (ret)
goto fail;
- ret = drm_atomic_helper_check_planes(dev, &state->base);
+ ret = intel_atomic_check_planes(state);
+ if (ret)
+ goto fail;
+
+ ret = intel_atomic_check_crtcs(state);
if (ret)
goto fail;
@@ -15051,8 +15086,6 @@ static int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe)
dev_priv->plane_to_crtc_mapping[i9xx_plane] = intel_crtc;
}
- drm_crtc_helper_add(&intel_crtc->base, &intel_helper_funcs);
-
intel_color_init(intel_crtc);
WARN_ON(drm_crtc_index(&intel_crtc->base) != intel_crtc->pipe);
--
2.21.0
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