Merge branch 'topic/disconnect' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-rcar

1 files changed, 50 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h
new file mode 100644
index 000000000000..0574c29cc4a8
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h
@@ -0,0 +1,50 @@
+/* Copyright 2012-15 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_DMCU_H__
+#define __DC_DMCU_H__
+
+#include "dm_services_types.h"
+
+struct dmcu {
+	struct dc_context *ctx;
+	const struct dmcu_funcs *funcs;
+};
+
+struct dmcu_funcs {
+	bool (*load_iram)(struct dmcu *dmcu,
+			unsigned int start_offset,
+			const char *src,
+			unsigned int bytes);
+	void (*set_psr_enable)(struct dmcu *dmcu, bool enable, bool wait);
+	void (*setup_psr)(struct dmcu *dmcu,
+			struct dc_link *link,
+			struct psr_context *psr_context);
+	void (*get_psr_state)(struct dmcu *dmcu, uint32_t *psr_state);
+	void (*set_psr_wait_loop)(struct dmcu *dmcu,
+			unsigned int wait_loop_number);
+	void (*get_psr_wait_loop)(unsigned int *psr_wait_loop_number);
+};
+
+#endif