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gpu: nvgpu: Free enabled flags on driver unload

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Make sure the enabled flags are freed before the driver unloads.

Bug 200369180

Change-Id: Ibac9ee61ca99bdfda03d76e393c7cd6cb6cc299a
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1632752
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Alex Waterman
2018-01-05 11:14:35 -08:00
committed by mobile promotions
parent 98210aad81
commit a30f307554
3 changed files with 11 additions and 0 deletions
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8
drivers/gpu/nvgpu/common/enabled.c
View File

@@ -40,6 +40,14 @@ int nvgpu_init_enabled_flags(struct gk20a *g)
return 0; return 0;
} }
/*
* Call this on driver shutdown!
*/
void nvgpu_free_enabled_flags(struct gk20a *g)
{
nvgpu_kfree(g, g->enabled_flags);
}
bool nvgpu_is_enabled(struct gk20a *g, int flag) bool nvgpu_is_enabled(struct gk20a *g, int flag)
{ {
return test_bit(flag, g->enabled_flags); return test_bit(flag, g->enabled_flags);

2
drivers/gpu/nvgpu/common/linux/module.c
View File

@@ -673,6 +673,8 @@ void gk20a_remove_support(struct gk20a *g)
#ifdef CONFIG_TEGRA_19x_GPU #ifdef CONFIG_TEGRA_19x_GPU
t19x_remove_support(g); t19x_remove_support(g);
#endif #endif
nvgpu_free_enabled_flags(g);
} }
static int gk20a_init_support(struct platform_device *dev) static int gk20a_init_support(struct platform_device *dev)

1
drivers/gpu/nvgpu/include/nvgpu/enabled.h
View File

@@ -170,5 +170,6 @@ bool nvgpu_is_enabled(struct gk20a *g, int flag);
bool __nvgpu_set_enabled(struct gk20a *g, int flag, bool state); bool __nvgpu_set_enabled(struct gk20a *g, int flag, bool state);
int nvgpu_init_enabled_flags(struct gk20a *g); int nvgpu_init_enabled_flags(struct gk20a *g);
void nvgpu_free_enabled_flags(struct gk20a *g);
#endif #endif