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gpu: nvgpu: Allow disabling CDE functionality

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CDE is a Tegra SoC specific feature. Add new config option
CONFIG_NVGPU_SUPPORT_CDE and #ifdef all CDE specific code with it.

JIRA NVGPU-4

Change-Id: I6f0b0047d6ba2b5c36c2eb9b8a1514776741f5b5
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1648002
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Terje Bergstrom
2018-01-24 12:42:57 -08:00
committed by mobile promotions
parent b6ab47d396
commit 662c441467
12 changed files with 79 additions and 29 deletions
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11
drivers/gpu/nvgpu/common/linux/ioctl_ctrl.c
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@@ -333,10 +333,12 @@ static int gk20a_ctrl_prepare_compressible_read(
struct gk20a *g,
struct nvgpu_gpu_prepare_compressible_read_args *args)
{
int ret = -ENOSYS;
#ifdef CONFIG_NVGPU_SUPPORT_CDE
struct nvgpu_os_linux *l = nvgpu_os_linux_from_gk20a(g);
struct nvgpu_fence fence;
struct gk20a_fence *fence_out = NULL;
int ret = 0;
int flags = args->submit_flags;
fence.id = args->fence.syncpt_id;
@@ -377,18 +379,21 @@ static int gk20a_ctrl_prepare_compressible_read(
}
}
gk20a_fence_put(fence_out);
#endif
return 0;
return ret;
}
static int gk20a_ctrl_mark_compressible_write(
struct gk20a *g,
struct nvgpu_gpu_mark_compressible_write_args *args)
{
int ret;
int ret = -ENOSYS;
#ifdef CONFIG_NVGPU_SUPPORT_CDE
ret = gk20a_mark_compressible_write(g, args->handle,
args->valid_compbits, args->offset, args->zbc_color);
#endif
return ret;
}