gpu: nvgpu: Move can_elpg to struct gk20a

Copy can_elpg to struct gk20a at probe time, and access it from
gk20a instead of platform_gk20a.

JIRA NVGPU-16

Change-Id: I497f58c17e0be44e3622e49dad2ba44ed78cffbf
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1463539
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/driver_common.c b/drivers/gpu/nvgpu/common/linux/driver_common.c
index af26996b..67584f95 100644
--- a/drivers/gpu/nvgpu/common/linux/driver_common.c
+++ b/drivers/gpu/nvgpu/common/linux/driver_common.c
@@ -102,6 +102,8 @@ static void nvgpu_init_pm_vars(struct gk20a *g)
                 nvgpu_platform_is_silicon(g) ? platform->enable_aelpg : false;
         g->mscg_enabled =
                 nvgpu_platform_is_silicon(g) ? platform->enable_mscg : false;
+        g->can_elpg =
+                nvgpu_platform_is_silicon(g) ? platform->can_elpg : false;
 
         /* set default values to aelpg parameters */
         g->pmu.aelpg_param[0] = APCTRL_SAMPLING_PERIOD_PG_DEFAULT_US;