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path: root/drivers/gpu/drm/i915/display/intel_atomic.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_atomic.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_atomic.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_atomic.c b/drivers/gpu/drm/i915/display/intel_atomic.c
index fd0026fc3618..c362eecdd414 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic.c
@@ -37,6 +37,7 @@
#include "intel_atomic.h"
#include "intel_display_types.h"
#include "intel_hdcp.h"
+#include "intel_psr.h"
#include "intel_sprite.h"
/**
@@ -129,6 +130,7 @@ int intel_digital_connector_atomic_check(struct drm_connector *conn,
struct drm_crtc_state *crtc_state;
intel_hdcp_atomic_check(conn, old_state, new_state);
+ intel_psr_atomic_check(conn, old_state, new_state);
if (!new_state->crtc)
return 0;
@@ -175,6 +177,38 @@ intel_digital_connector_duplicate_state(struct drm_connector *connector)
}
/**
+ * intel_connector_needs_modeset - check if connector needs a modeset
+ */
+bool
+intel_connector_needs_modeset(struct intel_atomic_state *state,
+ struct drm_connector *connector)
+{
+ const struct drm_connector_state *old_conn_state, *new_conn_state;
+
+ old_conn_state = drm_atomic_get_old_connector_state(&state->base, connector);
+ new_conn_state = drm_atomic_get_new_connector_state(&state->base, connector);
+
+ return old_conn_state->crtc != new_conn_state->crtc ||
+ (new_conn_state->crtc &&
+ drm_atomic_crtc_needs_modeset(drm_atomic_get_new_crtc_state(&state->base,
+ new_conn_state->crtc)));
+}
+
+struct intel_digital_connector_state *
+intel_atomic_get_digital_connector_state(struct intel_atomic_state *state,
+ struct intel_connector *connector)
+{
+ struct drm_connector_state *conn_state;
+
+ conn_state = drm_atomic_get_connector_state(&state->base,
+ &connector->base);
+ if (IS_ERR(conn_state))
+ return ERR_CAST(conn_state);
+
+ return to_intel_digital_connector_state(conn_state);
+}
+
+/**
* intel_crtc_duplicate_state - duplicate crtc state
* @crtc: drm crtc
*