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/*
* Copyright (c) 2016-2018, NVIDIA CORPORATION. All rights reserved.
*
* 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 AUTHORS OR COPYRIGHT HOLDERS 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.
*/
#ifndef CLK_GV100_H
#define CLK_GV100_H
#include <nvgpu/lock.h>
#include "gk20a/gk20a.h"
#define CLK_NAMEMAP_INDEX_GPCCLK 0x00
#define CLK_NAMEMAP_INDEX_XBARCLK 0x02
#define CLK_NAMEMAP_INDEX_SYSCLK 0x07 /* SYSPLL */
#define CLK_NAMEMAP_INDEX_DRAMCLK 0x20 /* DRAMPLL */
#define CLK_DEFAULT_CNTRL_SETTLE_RETRIES 10
#define CLK_DEFAULT_CNTRL_SETTLE_USECS 5
#define CLK_MAX_CNTRL_REGISTERS 2
#define XTAL_CNTR_CLKS 27000 /* 1000usec at 27KHz XTAL */
#define XTAL_CNTR_DELAY 10000 /* we need acuracy up to the 10ms */
#define XTAL_SCALE_TO_KHZ 1
#define NUM_NAMEMAPS (3U)
#define XTAL4X_KHZ 108000
u32 gv100_get_rate_cntr(struct gk20a *g, struct namemap_cfg *c);
struct namemap_cfg {
u32 namemap;
u32 is_enable; /* Namemap enabled */
u32 is_counter; /* Using cntr */
struct gk20a *g;
struct {
u32 reg_ctrl_addr;
u32 reg_ctrl_idx;
u32 reg_cntr_addr[CLK_MAX_CNTRL_REGISTERS];
} cntr;
u32 scale;
char name[24];
};
int gv100_init_clk_support(struct gk20a *g);
u32 gv100_crystal_clk_hz(struct gk20a *g);
unsigned long gv100_clk_measure_freq(struct gk20a *g, u32 api_domain);
int gv100_suspend_clk_support(struct gk20a *g);
#endif /* CLK_GV100_H */
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