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Code Issues Releases Wiki Activity

Style police on driver-ztex.c

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This commit is contained in:
Con Kolivas 2012-04-22 10:54:26 +10:00
parent cfe3eb0b8a
commit 78a32f2ebc
1 changed files with 27 additions and 28 deletions
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55
driver-ztex.c
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@ -33,10 +33,10 @@
struct device_api ztex_api, ztex_hotplug_api; struct device_api ztex_api, ztex_hotplug_api;
// Forward declarations // Forward declarations
static void ztex_disable (struct thr_info* thr); static void ztex_disable(struct thr_info* thr);
static bool ztex_prepare(struct thr_info *thr); static bool ztex_prepare(struct thr_info *thr);
static void ztex_detect() static void ztex_detect(void)
{ {
int cnt; int cnt;
int i; int i;
@ -45,7 +45,7 @@ static void ztex_detect()
cnt = libztex_scanDevices(&ztex_devices); cnt = libztex_scanDevices(&ztex_devices);
applog(LOG_WARNING, "Found %d ztex board(s)", cnt); applog(LOG_WARNING, "Found %d ztex board(s)", cnt);
for (i=0; i<cnt; i++) { for (i = 0; i < cnt; i++) {
if (total_devices == MAX_DEVICES) if (total_devices == MAX_DEVICES)
break; break;
struct cgpu_info *ztex; struct cgpu_info *ztex;
@ -62,25 +62,25 @@ static void ztex_detect()
libztex_freeDevList(ztex_devices); libztex_freeDevList(ztex_devices);
} }
static bool ztex_updateFreq (struct libztex_device* ztex) static bool ztex_updateFreq(struct libztex_device* ztex)
{ {
int i, maxM, bestM; int i, maxM, bestM;
double bestR, r; double bestR, r;
for (i=0; i<ztex->freqMaxM; i++) for (i = 0; i < ztex->freqMaxM; i++)
if (ztex->maxErrorRate[i+1]*i < ztex->maxErrorRate[i]*(i+20)) if (ztex->maxErrorRate[i + 1] * i < ztex->maxErrorRate[i] * (i + 20))
ztex->maxErrorRate[i+1] = ztex->maxErrorRate[i]*(1.0+20.0/i); ztex->maxErrorRate[i + 1] = ztex->maxErrorRate[i] * (1.0 + 20.0 / i);
maxM = 0; maxM = 0;
while (maxM<ztex->freqMDefault && ztex->maxErrorRate[maxM+1]<LIBZTEX_MAXMAXERRORRATE) while (maxM < ztex->freqMDefault && ztex->maxErrorRate[maxM + 1] < LIBZTEX_MAXMAXERRORRATE)
maxM++; maxM++;
while (maxM<ztex->freqMaxM && ztex->errorWeight[maxM]>150 && ztex->maxErrorRate[maxM+1]<LIBZTEX_MAXMAXERRORRATE) while (maxM < ztex->freqMaxM && ztex->errorWeight[maxM] > 150 && ztex->maxErrorRate[maxM + 1] < LIBZTEX_MAXMAXERRORRATE)
maxM++; maxM++;
bestM = 0; bestM = 0;
bestR = 0; bestR = 0;
for (i=0; i<=maxM; i++) { for (i = 0; i <= maxM; i++) {
r = (i + 1 + ( i == ztex->freqM ? LIBZTEX_ERRORHYSTERESIS : 0))*(1-ztex->maxErrorRate[i]); r = (i + 1 + (i == ztex->freqM? LIBZTEX_ERRORHYSTERESIS: 0)) * (1 - ztex->maxErrorRate[i]);
if (r > bestR) { if (r > bestR) {
bestM = i; bestM = i;
bestR = r; bestR = r;
@ -91,20 +91,21 @@ static bool ztex_updateFreq (struct libztex_device* ztex)
libztex_setFreq(ztex, bestM); libztex_setFreq(ztex, bestM);
maxM = ztex->freqMDefault; maxM = ztex->freqMDefault;
while (maxM<ztex->freqMaxM && ztex->errorWeight[maxM+1] > 100) while (maxM < ztex->freqMaxM && ztex->errorWeight[maxM + 1] > 100)
maxM++; maxM++;
if ((bestM < (1.0-LIBZTEX_OVERHEATTHRESHOLD) * maxM) && bestM < maxM - 1) { if ((bestM < (1.0 - LIBZTEX_OVERHEATTHRESHOLD) * maxM) && bestM < maxM - 1) {
libztex_resetFpga(ztex); libztex_resetFpga(ztex);
applog(LOG_ERR, "%s: frequency drop of %.1f%% detect. This may be caused by overheating. FPGA is shut down to prevent damage.", ztex->repr, (1.0-1.0*bestM/maxM)*100); applog(LOG_ERR, "%s: frequency drop of %.1f%% detect. This may be caused by overheating. FPGA is shut down to prevent damage.",
ztex->repr, (1.0 - 1.0 * bestM / maxM) * 100);
return false; return false;
} }
return true; return true;
} }
static bool ztex_checkNonce (struct libztex_device *ztex, static bool ztex_checkNonce(struct libztex_device *ztex,
struct work *work, struct work *work,
struct libztex_hash_data *hdata) struct libztex_hash_data *hdata)
{ {
uint32_t *data32 = (uint32_t *)(work->data); uint32_t *data32 = (uint32_t *)(work->data);
unsigned char swap[128]; unsigned char swap[128];
@ -134,7 +135,7 @@ static bool ztex_checkNonce (struct libztex_device *ztex,
#else #else
if (swab32(hash2_32[7]) != ((hdata->hash7 + 0x5be0cd19) & 0xFFFFFFFF)) { if (swab32(hash2_32[7]) != ((hdata->hash7 + 0x5be0cd19) & 0xFFFFFFFF)) {
#endif #endif
ztex->errorCount[ztex->freqM] += 1.0/ztex->numNonces; ztex->errorCount[ztex->freqM] += 1.0 / ztex->numNonces;
applog(LOG_DEBUG, "%s: checkNonce failed for %0.8X", ztex->repr, hdata->nonce); applog(LOG_DEBUG, "%s: checkNonce failed for %0.8X", ztex->repr, hdata->nonce);
return false; return false;
} }
@ -156,7 +157,7 @@ static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
ztex = thr->cgpu->device_ztex; ztex = thr->cgpu->device_ztex;
memcpy(sendbuf, work->data + 64, 12); memcpy(sendbuf, work->data + 64, 12);
memcpy(sendbuf+12, work->midstate, 32); memcpy(sendbuf + 12, work->midstate, 32);
memset(backlog, 0, sizeof(backlog)); memset(backlog, 0, sizeof(backlog));
i = libztex_sendHashData(ztex, sendbuf); i = libztex_sendHashData(ztex, sendbuf);
if (i < 0) { if (i < 0) {
@ -174,7 +175,7 @@ static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
applog(LOG_DEBUG, "sent hashdata"); applog(LOG_DEBUG, "sent hashdata");
for (i=0; i<ztex->numNonces; i++) for (i = 0; i < ztex->numNonces; i++)
lastnonce[i] = 0; lastnonce[i] = 0;
overflow = false; overflow = false;
@ -207,7 +208,7 @@ static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
ztex->errorCount[ztex->freqM] *= 0.995; ztex->errorCount[ztex->freqM] *= 0.995;
ztex->errorWeight[ztex->freqM] = ztex->errorWeight[ztex->freqM] * 0.995 + 1.0; ztex->errorWeight[ztex->freqM] = ztex->errorWeight[ztex->freqM] * 0.995 + 1.0;
for (i=0; i<ztex->numNonces; i++) { for (i = 0; i < ztex->numNonces; i++) {
nonce = hdata[i].nonce; nonce = hdata[i].nonce;
#if defined(__BIGENDIAN__) || defined(MIPSEB) #if defined(__BIGENDIAN__) || defined(MIPSEB)
nonce = swab32(nonce); nonce = swab32(nonce);
@ -217,9 +218,8 @@ static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
if (((nonce & 0x7fffffff) >> 4) < ((lastnonce[i] & 0x7fffffff) >> 4)) { if (((nonce & 0x7fffffff) >> 4) < ((lastnonce[i] & 0x7fffffff) >> 4)) {
applog(LOG_DEBUG, "%s: overflow nonce=%0.8x lastnonce=%0.8x", ztex->repr, nonce, lastnonce[i]); applog(LOG_DEBUG, "%s: overflow nonce=%0.8x lastnonce=%0.8x", ztex->repr, nonce, lastnonce[i]);
overflow = true; overflow = true;
} else { } else
lastnonce[i] = nonce; lastnonce[i] = nonce;
}
#if !(defined(__BIGENDIAN__) || defined(MIPSEB)) #if !(defined(__BIGENDIAN__) || defined(MIPSEB))
nonce = swab32(nonce); nonce = swab32(nonce);
#endif #endif
@ -230,7 +230,7 @@ static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
nonce = hdata[i].goldenNonce; nonce = hdata[i].goldenNonce;
if (nonce > 0) { if (nonce > 0) {
found = false; found = false;
for (j=0; j<GOLDEN_BACKLOG; j++) { for (j = 0; j < GOLDEN_BACKLOG; j++) {
if (backlog[j] == nonce) { if (backlog[j] == nonce) {
found = true; found = true;
break; break;
@ -254,7 +254,7 @@ static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
} }
ztex->errorRate[ztex->freqM] = ztex->errorCount[ztex->freqM] / ztex->errorWeight[ztex->freqM] * (ztex->errorWeight[ztex->freqM]<100 ? ztex->errorWeight[ztex->freqM]*0.01 : 1.0); ztex->errorRate[ztex->freqM] = ztex->errorCount[ztex->freqM] / ztex->errorWeight[ztex->freqM] * (ztex->errorWeight[ztex->freqM] < 100? ztex->errorWeight[ztex->freqM] * 0.01: 1.0);
if (ztex->errorRate[ztex->freqM] > ztex->maxErrorRate[ztex->freqM]) if (ztex->errorRate[ztex->freqM] > ztex->maxErrorRate[ztex->freqM])
ztex->maxErrorRate[ztex->freqM] = ztex->errorRate[ztex->freqM]; ztex->maxErrorRate[ztex->freqM] = ztex->errorRate[ztex->freqM];
@ -266,7 +266,7 @@ static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
work->blk.nonce = 0xffffffff; work->blk.nonce = 0xffffffff;
return noncecnt > 0 ? noncecnt : 1; return noncecnt > 0? noncecnt: 1;
} }
static void ztex_statline_before(char *buf, struct cgpu_info *cgpu) static void ztex_statline_before(char *buf, struct cgpu_info *cgpu)
@ -304,7 +304,7 @@ static void ztex_shutdown(struct thr_info *thr)
} }
} }
static void ztex_disable (struct thr_info *thr) static void ztex_disable(struct thr_info *thr)
{ {
applog(LOG_ERR, "%s: Disabling!", thr->cgpu->device_ztex->repr); applog(LOG_ERR, "%s: Disabling!", thr->cgpu->device_ztex->repr);
devices[thr->cgpu->device_id]->deven = DEV_DISABLED; devices[thr->cgpu->device_id]->deven = DEV_DISABLED;
@ -320,4 +320,3 @@ struct device_api ztex_api = {
.scanhash = ztex_scanhash, .scanhash = ztex_scanhash,
.thread_shutdown = ztex_shutdown, .thread_shutdown = ztex_shutdown,
}; };