Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 36 insertions, 0 deletions

diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_mixer.h b/drivers/gpu/drm/msm/disp/mdp5/mdp5_mixer.h
new file mode 100644
index 000000000..545ee223b
--- /dev/null
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_mixer.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2017 The Linux Foundation. All rights reserved.
+ */
+
+#ifndef __MDP5_LM_H__
+#define __MDP5_LM_H__
+
+/* represents a hw Layer Mixer, one (or more) is dynamically assigned to a crtc */
+struct mdp5_hw_mixer {
+	int idx;
+
+	const char *name;
+
+	int lm;			/* the LM instance # */
+	uint32_t caps;
+	int pp;
+	int dspp;
+
+	uint32_t flush_mask;      /* used to commit LM registers */
+};
+
+/* global atomic state of assignment between CRTCs and Layer Mixers: */
+struct mdp5_hw_mixer_state {
+	struct drm_crtc *hwmixer_to_crtc[8];
+};
+
+struct mdp5_hw_mixer *mdp5_mixer_init(const struct mdp5_lm_instance *lm);
+void mdp5_mixer_destroy(struct mdp5_hw_mixer *lm);
+int mdp5_mixer_assign(struct drm_atomic_state *s, struct drm_crtc *crtc,
+		      uint32_t caps, struct mdp5_hw_mixer **mixer,
+		      struct mdp5_hw_mixer **r_mixer);
+int mdp5_mixer_release(struct drm_atomic_state *s,
+		       struct mdp5_hw_mixer *mixer);
+
+#endif /* __MDP5_LM_H__ */