include/asm/pmac_pfunc.h

1 /* SPDX-License-Identifier: GPL-2.0 */
20  * Arguments to a platform function call.
40  * Interpreting a given function always start with a begin() call which
43  * locking policy or per-function instance data.
64 	int (*write_gpio)(PMF_STD_ARGS, u8 value, u8 mask);
65 	int (*read_gpio)(PMF_STD_ARGS, u8 mask, int rshift, u8 xor);
67 	int (*write_reg32)(PMF_STD_ARGS, u32 offset, u32 value, u32 mask);
69 	int (*write_reg16)(PMF_STD_ARGS, u32 offset, u16 value, u16 mask);
71 	int (*write_reg8)(PMF_STD_ARGS, u32 offset, u8 value, u8 mask);
76 	int (*wait_reg32)(PMF_STD_ARGS, u32 offset, u32 value, u32 mask);
77 	int (*wait_reg16)(PMF_STD_ARGS, u32 offset, u16 value, u16 mask);
78 	int (*wait_reg8)(PMF_STD_ARGS, u32 offset, u8 value, u8 mask);
97 	int (*read_reg32_msrx)(PMF_STD_ARGS, u32 offset, u32 mask, u32 shift,
99 	int (*read_reg16_msrx)(PMF_STD_ARGS, u32 offset, u32 mask, u32 shift,
101 	int (*read_reg8_msrx)(PMF_STD_ARGS, u32 offset, u32 mask, u32 shift,
104 	int (*write_reg32_slm)(PMF_STD_ARGS, u32 offset, u32 shift, u32 mask);
105 	int (*write_reg16_slm)(PMF_STD_ARGS, u32 offset, u32 shift, u32 mask);
106 	int (*write_reg8_slm)(PMF_STD_ARGS, u32 offset, u32 shift, u32 mask);
128 	/* Function node & driver data */
135 	/* The name is the "xxx" in "platform-do-xxx", this is how
143 	/* The flags for that function. You can have several functions
148 	/* The actual tokenized function blob */
176  * Register/Unregister a function-capable driver and its handlers
207  * The args array contains as many arguments as is required by the function,
208  * this is dependent on the function you are calling, unfortunately Apple
213  * You can also pass NULL to the name. This will match any function that has
223  * High level call to a platform function.
225  * This one looks for the platform-xxx first so you should call it to the
226  * actual target if any. It will fallback to platform-do-xxx if it can't
236  * For low latency interrupt usage, you can lookup for on-demand functions
250 /* Suspend/resume code called by via-pmu directly for now */