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/*
* general clock structures & definitions
*
* Copyright (c) 2016, 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_H_
#define _CLK_H_
#include "clk_vin.h"
#include "clk_fll.h"
#include "clk_domain.h"
#include "clk_prog.h"
#include "clk_vf_point.h"
#include "clk_mclk.h"
#include "gk20a/gk20a.h"
#define NV_PERF_DOMAIN_4X_CLOCK_DOMAIN_SKIP 0x10
#define NV_PERF_DOMAIN_4X_CLOCK_DOMAIN_MASK 0x1F
#define NV_PERF_DOMAIN_4X_CLOCK_DOMAIN_SHIFT 0
/* clock related defines for GPUs supporting clock control from pmu*/
struct clk_pmupstate {
struct avfsvinobjs avfs_vinobjs;
struct avfsfllobjs avfs_fllobjs;
struct clk_domains clk_domainobjs;
struct clk_progs clk_progobjs;
struct clk_vf_points clk_vf_pointobjs;
struct clk_mclk_state clk_mclk;
struct mutex changeclkmutex;
};
struct clockentry {
u8 vbios_clk_domain;
u8 clk_which;
u8 perf_index;
u32 api_clk_domain;
};
struct change_fll_clk {
u32 api_clk_domain;
u16 clkmhz;
u32 voltuv;
};
struct set_fll_clk {
u32 voltuv;
u16 gpc2clkmhz;
u32 current_regime_id_gpc;
u32 target_regime_id_gpc;
u16 sys2clkmhz;
u32 current_regime_id_sys;
u32 target_regime_id_sys;
u16 xbar2clkmhz;
u32 current_regime_id_xbar;
u32 target_regime_id_xbar;
};
#define NV_PERF_HEADER_4X_CLOCKS_DOMAINS_MAX_NUMCLKS 9
struct vbios_clock_domain {
u8 clock_type;
u8 num_domains;
struct clockentry clock_entry[NV_PERF_HEADER_4X_CLOCKS_DOMAINS_MAX_NUMCLKS];
};
struct vbios_clocks_table_1x_hal_clock_entry {
enum nv_pmu_clk_clkwhich domain;
bool b_noise_aware_capable;
};
#define NV_PERF_HEADER_4X_CLOCKS_DOMAINS_4_GPC2CLK 0
#define NV_PERF_HEADER_4X_CLOCKS_DOMAINS_4_XBAR2CLK 1
#define NV_PERF_HEADER_4X_CLOCKS_DOMAINS_4_DRAMCLK 2
#define NV_PERF_HEADER_4X_CLOCKS_DOMAINS_4_SYS2CLK 3
#define NV_PERF_HEADER_4X_CLOCKS_DOMAINS_4_HUB2CLK 4
#define NV_PERF_HEADER_4X_CLOCKS_DOMAINS_4_MSDCLK 5
#define NV_PERF_HEADER_4X_CLOCKS_DOMAINS_4_PWRCLK 6
#define NV_PERF_HEADER_4X_CLOCKS_DOMAINS_4_DISPCLK 7
#define NV_PERF_HEADER_4X_CLOCKS_DOMAINS_4_NUMCLKS 8
#define PERF_CLK_MCLK 0
#define PERF_CLK_DISPCLK 1
#define PERF_CLK_GPC2CLK 2
#define PERF_CLK_HOSTCLK 3
#define PERF_CLK_LTC2CLK 4
#define PERF_CLK_SYS2CLK 5
#define PERF_CLK_HUB2CLK 6
#define PERF_CLK_LEGCLK 7
#define PERF_CLK_MSDCLK 8
#define PERF_CLK_XCLK 9
#define PERF_CLK_PWRCLK 10
#define PERF_CLK_XBAR2CLK 11
#define PERF_CLK_PCIEGENCLK 12
#define PERF_CLK_NUM 13
u32 clk_pmu_vin_load(struct gk20a *g);
u32 clk_domain_print_vf_table(struct gk20a *g, u32 clkapidomain);
u32 clk_domain_get_f_or_v
(
struct gk20a *g,
u32 clkapidomain,
u16 *pclkmhz,
u32 *pvoltuv
);
u32 clk_domain_get_f_points(
struct gk20a *g,
u32 clkapidomain,
u32 *fpointscount,
u16 *freqpointsinmhz
);
int clk_set_boot_fll_clk(struct gk20a *g);
int clk_program_fll_clks(struct gk20a *g, struct change_fll_clk *fllclk);
#endif
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