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/*
* Copyright (c) 2016-2017, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#ifndef _CLK_ARB_H_
#define _CLK_ARB_H_
struct gk20a;
struct nvgpu_clk_session;
int nvgpu_clk_arb_init_arbiter(struct gk20a *g);
int nvgpu_clk_arb_get_arbiter_clk_range(struct gk20a *g, u32 api_domain,
u16 *min_mhz, u16 *max_mhz);
int nvgpu_clk_arb_get_arbiter_actual_mhz(struct gk20a *g,
u32 api_domain, u16 *actual_mhz);
int nvgpu_clk_arb_get_arbiter_effective_mhz(struct gk20a *g,
u32 api_domain, u16 *effective_mhz);
int nvgpu_clk_arb_get_arbiter_clk_f_points(struct gk20a *g,
u32 api_domain, u32 *max_points, u16 *fpoints);
u32 nvgpu_clk_arb_get_arbiter_clk_domains(struct gk20a *g);
bool nvgpu_clk_arb_is_valid_domain(struct gk20a *g, u32 api_domain);
void nvgpu_clk_arb_cleanup_arbiter(struct gk20a *g);
int nvgpu_clk_arb_install_session_fd(struct gk20a *g,
struct nvgpu_clk_session *session);
int nvgpu_clk_arb_init_session(struct gk20a *g,
struct nvgpu_clk_session **_session);
void nvgpu_clk_arb_release_session(struct gk20a *g,
struct nvgpu_clk_session *session);
int nvgpu_clk_arb_commit_request_fd(struct gk20a *g,
struct nvgpu_clk_session *session, int request_fd);
int nvgpu_clk_arb_set_session_target_mhz(struct nvgpu_clk_session *session,
int fd, u32 api_domain, u16 target_mhz);
int nvgpu_clk_arb_get_session_target_mhz(struct nvgpu_clk_session *session,
u32 api_domain, u16 *target_mhz);
int nvgpu_clk_arb_install_event_fd(struct gk20a *g,
struct nvgpu_clk_session *session, int *event_fd, u32 alarm_mask);
int nvgpu_clk_arb_install_request_fd(struct gk20a *g,
struct nvgpu_clk_session *session, int *event_fd);
void nvgpu_clk_arb_schedule_vf_table_update(struct gk20a *g);
int nvgpu_clk_arb_get_current_pstate(struct gk20a *g);
void nvgpu_clk_arb_pstate_change_lock(struct gk20a *g, bool lock);
void nvgpu_clk_arb_schedule_alarm(struct gk20a *g, u32 alarm);
#endif /* _CLK_ARB_H_ */
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