#include #include #include #include #include #include #include #include "perf.h" #include "debug.h" #include "time-utils.h" int parse_nsec_time(const char *str, u64 *ptime) { u64 time_sec, time_nsec; char *end; time_sec = strtoul(str, &end, 10); if (*end != '.' && *end != '\0') return -1; if (*end == '.') { int i; char nsec_buf[10]; if (strlen(++end) > 9) return -1; strncpy(nsec_buf, end, 9); nsec_buf[9] = '\0'; /* make it nsec precision */ for (i = strlen(nsec_buf); i < 9; i++) nsec_buf[i] = '0'; time_nsec = strtoul(nsec_buf, &end, 10); if (*end != '\0') return -1; } else time_nsec = 0; *ptime = time_sec * NSEC_PER_SEC + time_nsec; return 0; } static int parse_timestr_sec_nsec(struct perf_time_interval *ptime, char *start_str, char *end_str) { if (start_str && (*start_str != '\0') && (parse_nsec_time(start_str, &ptime->start) != 0)) { return -1; } if (end_str && (*end_str != '\0') && (parse_nsec_time(end_str, &ptime->end) != 0)) { return -1; } return 0; } int perf_time__parse_str(struct perf_time_interval *ptime, const char *ostr) { char *start_str, *end_str; char *d, *str; int rc = 0; if (ostr == NULL || *ostr == '\0') return 0; /* copy original string because we need to modify it */ str = strdup(ostr); if (str == NULL) return -ENOMEM; ptime->start = 0; ptime->end = 0; /* str has the format: , * variations: , * , * , */ start_str = str; d = strchr(start_str, ','); if (d) { *d = '\0'; ++d; } end_str = d; rc = parse_timestr_sec_nsec(ptime, start_str, end_str); free(str); /* make sure end time is after start time if it was given */ if (rc == 0 && ptime->end && ptime->end < ptime->start) return -EINVAL; pr_debug("start time %" PRIu64 ", ", ptime->start); pr_debug("end time %" PRIu64 "\n", ptime->end); return rc; } bool perf_time__skip_sample(struct perf_time_interval *ptime, u64 timestamp) { /* if time is not set don't drop sample */ if (timestamp == 0) return false; /* otherwise compare sample time to time window */ if ((ptime->start && timestamp < ptime->start) || (ptime->end && timestamp > ptime->end)) { return true; } return false; } hod='get' action='/cgit.cgi/linux/net-next.git/log/sound/drivers/opl3'>
path: root/sound/drivers/opl3
diff options
context:
space:
mode:
authorArd Biesheuvel <ard.biesheuvel@linaro.org>2017-01-17 13:46:29 +0000
committerHerbert Xu <herbert@gondor.apana.org.au>2017-01-23 22:41:33 +0800
commit11e3b725cfc282efe9d4a354153e99d86a16af08 (patch)
tree8b5b9e0e1bcae1ab98ee652ffb7b13b05c209bd6 /sound/drivers/opl3
parentd6040764adcb5cb6de1489422411d701c158bb69 (diff)
crypto: arm64/aes-blk - honour iv_out requirement in CBC and CTR modes
Update the ARMv8 Crypto Extensions and the plain NEON AES implementations in CBC and CTR modes to return the next IV back to the skcipher API client. This is necessary for chaining to work correctly. Note that for CTR, this is only done if the request is a round multiple of the block size, since otherwise, chaining is impossible anyway. Cc: <stable@vger.kernel.org> # v3.16+ Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'sound/drivers/opl3')