Merge v6.8-rc1 into drm-misc-fixes

Let's kickstart the 6.8 fix cycle.

Signed-off-by: Maxime Ripard <mripard@kernel.org>

1 files changed, 102 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/dc_state_priv.h b/drivers/gpu/drm/amd/display/dc/dc_state_priv.h
new file mode 100644
index 000000000000..c1f44e09a6c1
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/dc_state_priv.h
@@ -0,0 +1,102 @@
+/*
+ * Copyright 2023 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#ifndef _DC_STATE_PRIV_H_
+#define _DC_STATE_PRIV_H_
+
+#include "dc_state.h"
+#include "dc_stream.h"
+
+/* Get the type of the provided resource (none, phantom, main) based on the provided
+ * context. If the context is unavailable, determine only if phantom or not.
+ */
+enum mall_stream_type dc_state_get_pipe_subvp_type(const struct dc_state *state,
+		const struct pipe_ctx *pipe_ctx);
+enum mall_stream_type dc_state_get_stream_subvp_type(const struct dc_state *state,
+		const struct dc_stream_state *stream);
+
+/* Gets the phantom stream if main is provided, gets the main if phantom is provided.*/
+struct dc_stream_state *dc_state_get_paired_subvp_stream(const struct dc_state *state,
+		const struct dc_stream_state *stream);
+
+/* allocate's phantom stream or plane and returns pointer to the object */
+struct dc_stream_state *dc_state_create_phantom_stream(const struct dc *dc,
+		struct dc_state *state,
+		struct dc_stream_state *main_stream);
+struct dc_plane_state *dc_state_create_phantom_plane(struct dc *dc,
+		struct dc_state *state,
+		struct dc_plane_state *main_plane);
+
+/* deallocate's phantom stream or plane */
+void dc_state_release_phantom_stream(const struct dc *dc,
+		struct dc_state *state,
+		struct dc_stream_state *phantom_stream);
+void dc_state_release_phantom_plane(const struct dc *dc,
+		struct dc_state *state,
+		struct dc_plane_state *phantom_plane);
+
+/* add/remove phantom stream to context and generate subvp meta data */
+enum dc_status dc_state_add_phantom_stream(struct dc *dc,
+		struct dc_state *state,
+		struct dc_stream_state *phantom_stream,
+		struct dc_stream_state *main_stream);
+enum dc_status dc_state_remove_phantom_stream(struct dc *dc,
+		struct dc_state *state,
+		struct dc_stream_state *phantom_stream);
+
+bool dc_state_add_phantom_plane(
+		const struct dc *dc,
+		struct dc_stream_state *phantom_stream,
+		struct dc_plane_state *phantom_plane,
+		struct dc_state *state);
+
+bool dc_state_remove_phantom_plane(
+		const struct dc *dc,
+		struct dc_stream_state *phantom_stream,
+		struct dc_plane_state *phantom_plane,
+		struct dc_state *state);
+
+bool dc_state_rem_all_phantom_planes_for_stream(
+		const struct dc *dc,
+		struct dc_stream_state *phantom_stream,
+		struct dc_state *state,
+		bool should_release_planes);
+
+bool dc_state_add_all_phantom_planes_for_stream(
+		const struct dc *dc,
+		struct dc_stream_state *phantom_stream,
+		struct dc_plane_state * const *phantom_planes,
+		int plane_count,
+		struct dc_state *state);
+
+bool dc_state_remove_phantom_streams_and_planes(
+		struct dc *dc,
+		struct dc_state *state);
+
+void dc_state_release_phantom_streams_and_planes(
+		struct dc *dc,
+		struct dc_state *state);
+
+#endif /* _DC_STATE_PRIV_H_ */