Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) #include <linux/errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) #include <linux/uaccess.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) #include <asm/sfp-machine.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) #include <math-emu/soft-fp.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #include <math-emu/double.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) #include <math-emu/single.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) fsqrts(void *frD, void *frB)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 	FP_DECL_D(B);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 	FP_DECL_D(R);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 	FP_DECL_EX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #ifdef DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 	printk("%s: %p %p %p %p\n", __func__, frD, frB);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 	FP_UNPACK_DP(B, frB);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #ifdef DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 	printk("B: %ld %lu %lu %ld (%ld)\n", B_s, B_f1, B_f0, B_e, B_c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 	if (B_s && B_c != FP_CLS_ZERO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 		FP_SET_EXCEPTION(EFLAG_VXSQRT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 	if (B_c == FP_CLS_NAN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 		FP_SET_EXCEPTION(EFLAG_VXSNAN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 	FP_SQRT_D(R, B);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #ifdef DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	printk("R: %ld %lu %lu %ld (%ld)\n", R_s, R_f1, R_f0, R_e, R_c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 	__FP_PACK_DS(frD, R);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 	return FP_CUR_EXCEPTIONS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) }