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gpu: nvgpu: enable devfreq for silicon only

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gpu frequency scaling is available only on silicon
platforms. Added check for silicon platform before
enabling scaling init.

Bug 2049965
Bug 2039013
Bug 200377508

Change-Id: Ie780147cee904137e4618e17162e5cedba4987ee
Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1642529
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
seshendra Gadagottu
2018-01-19 13:25:11 -08:00
committed by mobile promotions
parent 9afb084055
commit f229149f97
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/nvgpu/common/linux/module.c
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@@ -265,7 +265,8 @@ int gk20a_pm_finalize_poweron(struct device *dev)
goto done;
/* Initialise scaling: it will initialize scaling drive only once */
if (IS_ENABLED(CONFIG_GK20A_DEVFREQ)) {
if (IS_ENABLED(CONFIG_GK20A_DEVFREQ) &&
nvgpu_platform_is_silicon(g)) {
gk20a_scale_init(dev);
if (platform->initscale)
platform->initscale(dev);