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2019-02-09 00:56:49 +03:00

97 lines
2.5 KiB
C

/*
* Copyright (C) 2016 MediaTek Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See http://www.gnu.org/licenses/gpl-2.0.html for more details.
*/
#ifndef __DRV_CLKDBG_H
#define __DRV_CLKDBG_H
struct seq_file;
#define TAG "[clkdbg] "
#define clk_err(fmt, args...) pr_err(TAG fmt, ##args)
#define clk_warn(fmt, args...) pr_warn(TAG fmt, ##args)
#define clk_info(fmt, args...) pr_debug(TAG fmt, ##args)
#define clk_dbg(fmt, args...) pr_debug(TAG fmt, ##args)
#define clk_ver(fmt, args...) pr_debug(TAG fmt, ##args)
#define clk_readl(addr) readl(addr)
#define clk_writel(addr, val) \
do { writel(val, addr); wmb(); } while (0) /* sync write */
#define clk_setl(addr, val) clk_writel(addr, clk_readl(addr) | (val))
#define clk_clrl(addr, val) clk_writel(addr, clk_readl(addr) & ~(val))
struct fmeter_clk {
u8 type;
u8 id;
const char *name;
};
struct regbase {
u32 phys;
void __iomem *virt;
const char *name;
};
struct regname {
struct regbase *base;
u32 ofs;
const char *name;
};
#define ADDR(rn) (rn->base->virt + rn->ofs)
#define PHYSADDR(rn) (rn->base->phys + rn->ofs)
struct cmd_fn {
const char *cmd;
int (*fn)(struct seq_file *, void *);
};
#define CMDFN(_cmd, _fn) { \
.cmd = _cmd, \
.fn = _fn, \
}
struct provider_clk {
const char *provider_name;
u32 idx;
struct clk *ck;
u32 pwr_mask;
};
struct clkdbg_ops {
const struct fmeter_clk *(*get_all_fmeter_clks)(void);
void *(*prepare_fmeter)(void);
void (*unprepare_fmeter)(void *data);
u32 (*fmeter_freq)(const struct fmeter_clk *fclk);
const struct regname *(*get_all_regnames)(void);
const char * const *(*get_all_clk_names)(void);
const char * const *(*get_pwr_names)(void);
void (*setup_provider_clk)(struct provider_clk *pvdck);
};
void set_clkdbg_ops(const struct clkdbg_ops *ops);
void set_custom_cmds(const struct cmd_fn *cmds);
struct provider_clk *get_all_provider_clks(void);
const char *get_last_cmd(void);
void reg_pdrv(const char *pdname);
void unreg_pdrv(const char *pdname);
void prepare_enable_provider(const char *pvd);
void disable_unprepare_provider(const char *pvd);
void print_regs(void);
void print_fmeter_all(void);
#endif /* __DRV_CLKDBG_H */