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authorSamuel Pitoiset <[email protected]>2015-12-16 21:18:03 +0100
committerSamuel Pitoiset <[email protected]>2015-12-16 22:00:57 +0100
commit8022c7480e3f4a5e42d13d5671768aa9033dd07c (patch)
treedf7f2fb7bacc401c051e3b0f896379045230a4cd /src/gallium
parenta87a1420d6c13e6ccf9fbc28c073789d09225e17 (diff)
nvc0: fix metric-achieved_occupancy calculation on Kepler
The maximum number of resident warps per multiprocessor is 64 on Kepler instead of 48 on Fermi. Signed-off-by: Samuel Pitoiset <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.c b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.c
index 12fb609b62a..323bd47731d 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.c
@@ -420,7 +420,10 @@ sm30_hw_metric_calc_result(struct nvc0_hw_query *hq, uint64_t res64[8])
{
switch (hq->base.type - NVE4_HW_METRIC_QUERY(0)) {
case NVE4_HW_METRIC_QUERY_ACHIEVED_OCCUPANCY:
- return sm20_hw_metric_calc_result(hq, res64);
+ /* (active_warps / active_cycles) / max. number of warps on a MP */
+ if (res64[1])
+ return (res64[0] / (double)res64[1]) / 64;
+ break;
case NVE4_HW_METRIC_QUERY_BRANCH_EFFICIENCY:
return sm20_hw_metric_calc_result(hq, res64);
case NVE4_HW_METRIC_QUERY_INST_ISSUED: