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gpu: nvgpu: Move can_elpg to struct gk20a

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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>
This commit is contained in:
Terje Bergstrom
2017-04-14 13:10:37 -07:00
committed by mobile promotions
parent a9c66768db
commit b5a857210c
3 changed files with 4 additions and 2 deletions
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2
drivers/gpu/nvgpu/common/linux/driver_common.c
View File

@@ -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;

1
drivers/gpu/nvgpu/gk20a/gk20a.h
View File

@@ -981,6 +981,7 @@ struct gk20a {
bool elcg_enabled;
bool elpg_enabled;
bool aelpg_enabled;
bool can_elpg;
bool mscg_enabled;
bool forced_idle;
bool forced_reset;

3
drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
View File

@@ -3326,12 +3326,11 @@ void pmu_setup_hw(struct work_struct *work)
{
struct pmu_gk20a *pmu = container_of(work, struct pmu_gk20a, pg_init);
struct gk20a *g = gk20a_from_pmu(pmu);
struct gk20a_platform *platform = dev_get_drvdata(g->dev);
switch (pmu->pmu_state) {
case PMU_STATE_INIT_RECEIVED:
gk20a_dbg_pmu("pmu starting");
if (platform->can_elpg)
if (g->can_elpg)
pmu_init_powergating(g);
break;
case PMU_STATE_ELPG_BOOTED: