From 152eeae163e6e2115af2dd194df95217dd37b6bf Mon Sep 17 00:00:00 2001 From: Richard Zhao Date: Thu, 26 Apr 2018 16:45:07 -0700 Subject: gpu: nvgpu: vgpu: call nvgpu_init_ltc_support vgpu needs to call nvgpu_init_ltc_support to floor sweep and set ltc_count. And set gops.ltc.set_enabled to null as guest is not allowed to change ltc settings. Jira VQRM-2345 Change-Id: I83517d631aa947db4a0a4c312f0cecda9ba03973 Signed-off-by: Richard Zhao Reviewed-on: https://git-master.nvidia.com/r/1703626 Reviewed-by: mobile promotions Tested-by: mobile promotions --- drivers/gpu/nvgpu/common/linux/vgpu/vgpu_linux.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'drivers/gpu/nvgpu/common/linux/vgpu/vgpu_linux.c') diff --git a/drivers/gpu/nvgpu/common/linux/vgpu/vgpu_linux.c b/drivers/gpu/nvgpu/common/linux/vgpu/vgpu_linux.c index c5572603..90fbc079 100644 --- a/drivers/gpu/nvgpu/common/linux/vgpu/vgpu_linux.c +++ b/drivers/gpu/nvgpu/common/linux/vgpu/vgpu_linux.c @@ -31,6 +31,7 @@ #include #include #include +#include #include "vgpu_linux.h" #include "vgpu/fecs_trace_vgpu.h" @@ -177,6 +178,12 @@ int vgpu_pm_finalize_poweron(struct device *dev) if (g->ops.ltc.init_fs_state) g->ops.ltc.init_fs_state(g); + err = nvgpu_init_ltc_support(g); + if (err) { + nvgpu_err(g, "failed to init ltc"); + goto done; + } + err = vgpu_init_mm_support(g); if (err) { nvgpu_err(g, "failed to init gk20a mm"); -- cgit v1.2.2