diff options
Diffstat (limited to 'drivers/gpu/drm/v3d/v3d_perfmon.c')
-rw-r--r-- | drivers/gpu/drm/v3d/v3d_perfmon.c | 40 |
1 files changed, 23 insertions, 17 deletions
diff --git a/drivers/gpu/drm/v3d/v3d_perfmon.c b/drivers/gpu/drm/v3d/v3d_perfmon.c index b7d0b02e1a95..cd7f1eedf17f 100644 --- a/drivers/gpu/drm/v3d/v3d_perfmon.c +++ b/drivers/gpu/drm/v3d/v3d_perfmon.c @@ -195,6 +195,23 @@ static const struct v3d_perf_counter_desc v3d_v71_performance_counters[] = { {"QPU", "QPU-stalls-other", "[QPU] Stalled qcycles waiting for any other reason (vary/W/Z)"}, }; +void v3d_perfmon_init(struct v3d_dev *v3d) +{ + const struct v3d_perf_counter_desc *counters = NULL; + unsigned int max = 0; + + if (v3d->ver >= 71) { + counters = v3d_v71_performance_counters; + max = ARRAY_SIZE(v3d_v71_performance_counters); + } else if (v3d->ver >= 42) { + counters = v3d_v42_performance_counters; + max = ARRAY_SIZE(v3d_v42_performance_counters); + } + + v3d->perfmon_info.max_counters = max; + v3d->perfmon_info.counters = counters; +} + void v3d_perfmon_get(struct v3d_perfmon *perfmon) { if (perfmon) @@ -321,7 +338,7 @@ int v3d_perfmon_create_ioctl(struct drm_device *dev, void *data, /* Make sure all counters are valid. */ for (i = 0; i < req->ncounters; i++) { - if (req->counters[i] >= v3d->max_counters) + if (req->counters[i] >= v3d->perfmon_info.max_counters) return -EINVAL; } @@ -416,25 +433,14 @@ int v3d_perfmon_get_counter_ioctl(struct drm_device *dev, void *data, return -EINVAL; } + if (!v3d->perfmon_info.max_counters) + return -EOPNOTSUPP; + /* Make sure that the counter ID is valid */ - if (req->counter >= v3d->max_counters) + if (req->counter >= v3d->perfmon_info.max_counters) return -EINVAL; - BUILD_BUG_ON(ARRAY_SIZE(v3d_v42_performance_counters) != - V3D_V42_NUM_PERFCOUNTERS); - BUILD_BUG_ON(ARRAY_SIZE(v3d_v71_performance_counters) != - V3D_V71_NUM_PERFCOUNTERS); - BUILD_BUG_ON(V3D_MAX_COUNTERS < V3D_V42_NUM_PERFCOUNTERS); - BUILD_BUG_ON(V3D_MAX_COUNTERS < V3D_V71_NUM_PERFCOUNTERS); - BUILD_BUG_ON((V3D_MAX_COUNTERS != V3D_V42_NUM_PERFCOUNTERS) && - (V3D_MAX_COUNTERS != V3D_V71_NUM_PERFCOUNTERS)); - - if (v3d->ver >= 71) - counter = &v3d_v71_performance_counters[req->counter]; - else if (v3d->ver >= 42) - counter = &v3d_v42_performance_counters[req->counter]; - else - return -EOPNOTSUPP; + counter = &v3d->perfmon_info.counters[req->counter]; strscpy(req->name, counter->name, sizeof(req->name)); strscpy(req->category, counter->category, sizeof(req->category)); |