Commit 7be081d81b4b40cca7d62969bb42946f7540f0f8
2013-06-19T11:24:04
Use a low watermark for queueing mandatory work on bflsc instead of zero.
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diff --git a/driver-bflsc.c b/driver-bflsc.c
index 95ab2fa..8dd7169 100644
--- a/driver-bflsc.c
+++ b/driver-bflsc.c
@@ -146,6 +146,7 @@ struct bflsc_info {
int que_size;
int que_full_enough;
int que_watermark;
+ int que_low;
int que_noncecount;
int que_fld_min;
int que_fld_max;
@@ -342,12 +343,14 @@ struct SaveString {
#define BFLSC_QUE_SIZE_V1 20
#define BFLSC_QUE_FULL_ENOUGH_V1 13
#define BFLSC_QUE_WATERMARK_V1 6
+#define BFLSC_QUE_LOW_V1 3
// TODO: use 5 batch jobs
// TODO: base these numbers on the chip count?
#define BFLSC_QUE_SIZE_V2 40
#define BFLSC_QUE_FULL_ENOUGH_V2 36
#define BFLSC_QUE_WATERMARK_V2 32
+#define BFLSC_QUE_LOW_V2 16
// Must drop this far below cutoff before resuming work
#define BFLSC_TEMP_RECOVER 5
@@ -964,6 +967,7 @@ reinit:
sc_info->que_size = BFLSC_QUE_SIZE_V1;
sc_info->que_full_enough = BFLSC_QUE_FULL_ENOUGH_V1;
sc_info->que_watermark = BFLSC_QUE_WATERMARK_V1;
+ sc_info->que_low = BFLSC_QUE_LOW_V1;
sc_info->que_noncecount = QUE_NONCECOUNT_V1;
sc_info->que_fld_min = QUE_FLD_MIN_V1;
sc_info->que_fld_max = QUE_FLD_MAX_V1;
@@ -976,6 +980,7 @@ reinit:
sc_info->que_size = BFLSC_QUE_SIZE_V2;
sc_info->que_full_enough = BFLSC_QUE_FULL_ENOUGH_V2;
sc_info->que_watermark = BFLSC_QUE_WATERMARK_V2;
+ sc_info->que_low = BFLSC_QUE_LOW_V2;
sc_info->que_noncecount = QUE_NONCECOUNT_V2;
sc_info->que_fld_min = QUE_FLD_MIN_V2;
sc_info->que_fld_max = QUE_FLD_MAX_V2;
@@ -1765,7 +1770,7 @@ static bool bflsc_queue_full(struct cgpu_info *bflsc)
}
if (que > sc_info->que_full_enough)
dev = -1;
- else if (que == 0)
+ else if (que < sc_info->que_low)
mandatory = true;
}
rd_unlock(&(sc_info->stat_lock));
@@ -2009,6 +2014,7 @@ static struct api_data *bflsc_api_stats(struct cgpu_info *bflsc)
root = api_add_int(root, "Que Size", &(sc_info->que_size), false);
root = api_add_int(root, "Que Full", &(sc_info->que_full_enough), false);
root = api_add_int(root, "Que Watermark", &(sc_info->que_watermark), false);
+ root = api_add_int(root, "Que Low", &(sc_info->que_low), false);
root = api_add_escape(root, "GetInfo", sc_info->sc_devs[0].getinfo, false);
/*