From 0e8aee1c1a38abbc2dccf3f604a9843cf38071e0 Mon Sep 17 00:00:00 2001 From: Deepak Goyal Date: Fri, 22 Sep 2017 12:08:10 +0530 Subject: gpu: nvgpu: skip clk gating prog for sim/emu. For Simualtion/Emulation platforms,clock gating should be skipped as it is not supported. Added new flags "can_"X"lcg" to check platform capability before doing SLCG,BLCG and ELCG. Bug 200314250 Change-Id: I4124d444a77a4c06df8c1d82c6038bfd457f3db0 Signed-off-by: Deepak Goyal Reviewed-on: https://git-master.nvidia.com/r/1566049 Reviewed-by: mobile promotions Tested-by: mobile promotions --- drivers/gpu/nvgpu/common/linux/driver_common.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/gpu/nvgpu/common/linux/driver_common.c') diff --git a/drivers/gpu/nvgpu/common/linux/driver_common.c b/drivers/gpu/nvgpu/common/linux/driver_common.c index e8530c05..5f2961f4 100644 --- a/drivers/gpu/nvgpu/common/linux/driver_common.c +++ b/drivers/gpu/nvgpu/common/linux/driver_common.c @@ -116,6 +116,14 @@ static void nvgpu_init_pm_vars(struct gk20a *g) nvgpu_platform_is_silicon(g) ? platform->enable_mscg : false; g->can_elpg = nvgpu_platform_is_silicon(g) ? platform->can_elpg_init : false; + + __nvgpu_set_enabled(g, NVGPU_GPU_CAN_ELCG, + nvgpu_platform_is_silicon(g) ? platform->can_elcg : false); + __nvgpu_set_enabled(g, NVGPU_GPU_CAN_SLCG, + nvgpu_platform_is_silicon(g) ? platform->can_slcg : false); + __nvgpu_set_enabled(g, NVGPU_GPU_CAN_BLCG, + nvgpu_platform_is_silicon(g) ? platform->can_blcg : false); + g->default_pri_timeout = platform->default_pri_timeout; g->aggressive_sync_destroy = platform->aggressive_sync_destroy; g->aggressive_sync_destroy_thresh = platform->aggressive_sync_destroy_thresh; -- cgit v1.2.2