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author | Deepak Goyal <dgoyal@nvidia.com> | 2017-07-01 22:49:29 -0400 |
---|---|---|
committer | mobile promotions <svcmobile_promotions@nvidia.com> | 2017-07-06 08:44:32 -0400 |
commit | 75d7d6826dea130d5eb5ac86f1ca54bd9b05fbe1 (patch) | |
tree | 3a309b2d70caca4f73b78c73ad380d07c5d11ac2 /drivers/gpu/nvgpu/common/linux/driver_common.c | |
parent | 4166fc2f87ca4254b5e0c1433c810a83676d029a (diff) |
gpu: nvgpu: pmu: check before initializing perfmon
We should check if perfmon is enabled before sending
perfmon init command. This is needed for debug purposes.
Change-Id: Ia95a590a76074c469b5d87a5820cd5b2e50d13be
Signed-off-by: Deepak Goyal <dgoyal@nvidia.com>
Reviewed-on: https://git-master/r/1510036
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Diffstat (limited to 'drivers/gpu/nvgpu/common/linux/driver_common.c')
-rw-r--r-- | drivers/gpu/nvgpu/common/linux/driver_common.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/common/linux/driver_common.c b/drivers/gpu/nvgpu/common/linux/driver_common.c index b12917d6..4e2cb2b4 100644 --- a/drivers/gpu/nvgpu/common/linux/driver_common.c +++ b/drivers/gpu/nvgpu/common/linux/driver_common.c | |||
@@ -124,6 +124,7 @@ static void nvgpu_init_pm_vars(struct gk20a *g) | |||
124 | g->support_pmu = support_gk20a_pmu(dev_from_gk20a(g)); | 124 | g->support_pmu = support_gk20a_pmu(dev_from_gk20a(g)); |
125 | g->can_railgate = platform->can_railgate_init; | 125 | g->can_railgate = platform->can_railgate_init; |
126 | g->railgate_delay = platform->railgate_delay_init; | 126 | g->railgate_delay = platform->railgate_delay_init; |
127 | __nvgpu_set_enabled(g, NVGPU_PMU_PERFMON, platform->enable_perfmon); | ||
127 | 128 | ||
128 | /* set default values to aelpg parameters */ | 129 | /* set default values to aelpg parameters */ |
129 | g->pmu.aelpg_param[0] = APCTRL_SAMPLING_PERIOD_PG_DEFAULT_US; | 130 | g->pmu.aelpg_param[0] = APCTRL_SAMPLING_PERIOD_PG_DEFAULT_US; |