xref: /OK3568_Linux_fs/kernel/arch/um/include/asm/delay.h (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __UM_DELAY_H
3*4882a593Smuzhiyun #define __UM_DELAY_H
4*4882a593Smuzhiyun #include <asm-generic/delay.h>
5*4882a593Smuzhiyun #include <linux/time-internal.h>
6*4882a593Smuzhiyun 
um_ndelay(unsigned long nsecs)7*4882a593Smuzhiyun static inline void um_ndelay(unsigned long nsecs)
8*4882a593Smuzhiyun {
9*4882a593Smuzhiyun 	if (time_travel_mode == TT_MODE_INFCPU ||
10*4882a593Smuzhiyun 	    time_travel_mode == TT_MODE_EXTERNAL) {
11*4882a593Smuzhiyun 		time_travel_ndelay(nsecs);
12*4882a593Smuzhiyun 		return;
13*4882a593Smuzhiyun 	}
14*4882a593Smuzhiyun 	ndelay(nsecs);
15*4882a593Smuzhiyun }
16*4882a593Smuzhiyun #undef ndelay
17*4882a593Smuzhiyun #define ndelay(n) um_ndelay(n)
18*4882a593Smuzhiyun 
um_udelay(unsigned long usecs)19*4882a593Smuzhiyun static inline void um_udelay(unsigned long usecs)
20*4882a593Smuzhiyun {
21*4882a593Smuzhiyun 	if (time_travel_mode == TT_MODE_INFCPU ||
22*4882a593Smuzhiyun 	    time_travel_mode == TT_MODE_EXTERNAL) {
23*4882a593Smuzhiyun 		time_travel_ndelay(1000 * usecs);
24*4882a593Smuzhiyun 		return;
25*4882a593Smuzhiyun 	}
26*4882a593Smuzhiyun 	udelay(usecs);
27*4882a593Smuzhiyun }
28*4882a593Smuzhiyun #undef udelay
29*4882a593Smuzhiyun #define udelay(n) um_udelay(n)
30*4882a593Smuzhiyun #endif /* __UM_DELAY_H */
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