1 files changed, 71 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/abm.h b/drivers/gpu/drm/amd/display/dc/inc/hw/abm.h
new file mode 100644
index 000000000..9f521cf0f
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/abm.h
@@ -0,0 +1,71 @@
+/* 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_ABM_H__
+#define __DC_ABM_H__
+
+#include "dm_services_types.h"
+
+struct abm_save_restore;
+
+struct abm {
+	struct dc_context *ctx;
+	const struct abm_funcs *funcs;
+	bool dmcu_is_running;
+};
+
+struct abm_funcs {
+	void (*abm_init)(struct abm *abm, uint32_t back_light);
+	bool (*set_abm_level)(struct abm *abm, unsigned int abm_level);
+	bool (*set_abm_immediate_disable)(struct abm *abm, unsigned int panel_inst);
+	bool (*set_pipe)(struct abm *abm, unsigned int controller_id, unsigned int panel_inst);
+
+	/* backlight_pwm_u16_16 is unsigned 32 bit,
+	 * 16 bit integer + 16 fractional, where 1.0 is max backlight value.
+	 */
+	bool (*set_backlight_level_pwm)(struct abm *abm,
+			unsigned int backlight_pwm_u16_16,
+			unsigned int frame_ramp,
+			unsigned int controller_id,
+			unsigned int panel_inst);
+
+	unsigned int (*get_current_backlight)(struct abm *abm);
+	unsigned int (*get_target_backlight)(struct abm *abm);
+	bool (*init_abm_config)(struct abm *abm,
+			const char *src,
+			unsigned int bytes,
+			unsigned int inst);
+	bool (*set_abm_pause)(struct abm *abm, bool pause, unsigned int panel_inst, unsigned int otg_inst);
+	bool (*save_restore)(
+			struct abm *abm,
+			unsigned int panel_inst,
+			struct abm_save_restore *pData);
+	bool (*set_pipe_ex)(struct abm *abm,
+			unsigned int otg_inst,
+			unsigned int option,
+			unsigned int panel_inst,
+			unsigned int pwrseq_inst);
+};
+
+#endif