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gpu: nvgpu: Remove NVGPU_IOCTL_GET_BUFFER_INFO

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The IOCTL was introduced for making efficient query of buffer
identity and size. It was never taken into use, and it adds a
dependency to Tegra specific dma_buf API, so remove it.

JIRA NVGPU-4

Change-Id: I194d7bb1f54997900a3be8d39c93331befa225c7
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1648001
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
GVS: Gerrit_Virtual_Submit
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 13:06:37 -08:00
committed by mobile promotions
parent f229149f97
commit 8ca1a765ee
4 changed files with 3 additions and 53 deletions
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12
drivers/gpu/nvgpu/common/linux/ioctl_ctrl.c
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@@ -753,13 +753,6 @@ static int gk20a_ctrl_vsm_mapping(struct gk20a *g,
return err;
}
static int gk20a_ctrl_get_buffer_info(
struct gk20a *g, struct nvgpu_gpu_get_buffer_info_args *args)
{
return gk20a_mm_get_buffer_info(dev_from_gk20a(g), args->in.dmabuf_fd,
&args->out.id, &args->out.length);
}
static int nvgpu_gpu_get_cpu_time_correlation_info(
struct gk20a *g,
struct nvgpu_gpu_get_cpu_time_correlation_info_args *args)
@@ -1757,11 +1750,6 @@ long gk20a_ctrl_dev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg
(struct nvgpu_gpu_vsms_mapping *)buf);
break;
case NVGPU_GPU_IOCTL_GET_BUFFER_INFO:
err = gk20a_ctrl_get_buffer_info(g,
(struct nvgpu_gpu_get_buffer_info_args *)buf);
break;
case NVGPU_GPU_IOCTL_GET_CPU_TIME_CORRELATION_INFO:
err = nvgpu_gpu_get_cpu_time_correlation_info(g,
(struct nvgpu_gpu_get_cpu_time_correlation_info_args *)buf);