cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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abm.h (2268B)

      1/* Copyright 2012-15 Advanced Micro Devices, Inc.
      2 *
      3 * Permission is hereby granted, free of charge, to any person obtaining a
      4 * copy of this software and associated documentation files (the "Software"),
      5 * to deal in the Software without restriction, including without limitation
      6 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      7 * and/or sell copies of the Software, and to permit persons to whom the
      8 * Software is furnished to do so, subject to the following conditions:
      9 *
     10 * The above copyright notice and this permission notice shall be included in
     11 * all copies or substantial portions of the Software.
     12 *
     13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     16 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     17 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     18 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     19 * OTHER DEALINGS IN THE SOFTWARE.
     20 *
     21 * Authors: AMD
     22 *
     23 */
     24
     25#ifndef __DC_ABM_H__
     26#define __DC_ABM_H__
     27
     28#include "dm_services_types.h"
     29
     30struct abm {
     31	struct dc_context *ctx;
     32	const struct abm_funcs *funcs;
     33	bool dmcu_is_running;
     34};
     35
     36struct abm_funcs {
     37	void (*abm_init)(struct abm *abm, uint32_t back_light);
     38	bool (*set_abm_level)(struct abm *abm, unsigned int abm_level);
     39	bool (*set_abm_immediate_disable)(struct abm *abm, unsigned int panel_inst);
     40	bool (*set_pipe)(struct abm *abm, unsigned int controller_id, unsigned int panel_inst);
     41
     42	/* backlight_pwm_u16_16 is unsigned 32 bit,
     43	 * 16 bit integer + 16 fractional, where 1.0 is max backlight value.
     44	 */
     45	bool (*set_backlight_level_pwm)(struct abm *abm,
     46			unsigned int backlight_pwm_u16_16,
     47			unsigned int frame_ramp,
     48			unsigned int controller_id,
     49			unsigned int panel_inst);
     50
     51	unsigned int (*get_current_backlight)(struct abm *abm);
     52	unsigned int (*get_target_backlight)(struct abm *abm);
     53	bool (*init_abm_config)(struct abm *abm,
     54			const char *src,
     55			unsigned int bytes,
     56			unsigned int inst);
     57	bool (*set_abm_pause)(struct abm *abm, bool pause, unsigned int panel_inst, unsigned int otg_inst);
     58};
     59
     60#endif