#ifndef __ASM_GENERIC_DELAY_H #define __ASM_GENERIC_DELAY_H /* Undefined functions to get compile-time errors */ extern void __bad_udelay(void); extern void __bad_ndelay(void); extern void __udelay(unsigned long usecs); extern void __ndelay(unsigned long nsecs); extern void __const_udelay(unsigned long xloops); extern void __delay(unsigned long loops); /* * The weird n/20000 thing suppresses a "comparison is always false due to * limited range of data type" warning with non-const 8-bit arguments. */ /* 0x10c7 is 2**32 / 1000000 (rounded up) */ #define udelay(n) \ ({ \ if (__builtin_constant_p(n)) { \ if ((n) / 20000 >= 1) \ __bad_udelay(); \ else \ __const_udelay((n) * 0x10c7ul); \ } else { \ __udelay(n); \ } \ }) /* 0x5 is 2**32 / 1000000000 (rounded up) */ #define ndelay(n) \ ({ \ if (__builtin_constant_p(n)) { \ if ((n) / 20000 >= 1) \ __bad_ndelay(); \ else \ __const_udelay((n) * 5ul); \ } else { \ __ndelay(n); \ } \ }) #endif /* __ASM_GENERIC_DELAY_H */ aclite-cleanup net-next plumbingsTobias Klauser
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authorGiovanni Cabiddu <giovanni.cabiddu@intel.com>2016-12-22 15:00:12 +0000
committerHerbert Xu <herbert@gondor.apana.org.au>2017-02-02 21:54:52 +0800
commit3484ecbe0e9deb94afb0b9b6172d77e98eb72b94 (patch)
tree4d4be0d20d4946c51ef47a882d78c9934a219c0e /tools/power/cpupower/Makefile
parent11e3b725cfc282efe9d4a354153e99d86a16af08 (diff)
crypto: qat - fix bar discovery for c62x
Some accelerators of the c62x series have only two bars. This patch skips BAR0 if the accelerator does not have it. Cc: <stable@vger.kernel.org> Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'tools/power/cpupower/Makefile')