This is drm patch for dedicated vmid.
Kernel patch has pushed to staging, anyone could have a quick review on
this? Jerry? Guess Christian is in dream at current time.
Regards,
David Zhou
On 2017å¹´04æ??28æ?¥ 10:38, Chunming Zhou wrote:
> Change-Id: I3c1ea377dad8f6d64a992b071a6ec36a1143e416
> Signed-off-by: Chunming Zhou <David1.Zhou at amd.com>
> ---
> include/drm/amdgpu_drm.h | 22 ++++++++++++++++++++++
> 1 file changed, 22 insertions(+)
>
> diff --git a/include/drm/amdgpu_drm.h b/include/drm/amdgpu_drm.h
> index 26d02ba..28cda3a 100644
> --- a/include/drm/amdgpu_drm.h
> +++ b/include/drm/amdgpu_drm.h
> @@ -47,6 +47,7 @@
> #define DRM_AMDGPU_GEM_OP 0x10
> #define DRM_AMDGPU_GEM_USERPTR 0x11
> #define DRM_AMDGPU_WAIT_FENCES 0x12
> +#define DRM_AMDGPU_VM 0x13
> /* hybrid specific ioctls */
> #define DRM_AMDGPU_SEM 0x5b
> #define DRM_AMDGPU_GEM_DGMA 0x5c
> @@ -66,6 +67,7 @@
> #define DRM_IOCTL_AMDGPU_GEM_OP DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_OP, struct drm_amdgpu_gem_op)
> #define DRM_IOCTL_AMDGPU_GEM_USERPTR DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_USERPTR, struct drm_amdgpu_gem_userptr)
> #define DRM_IOCTL_AMDGPU_WAIT_FENCES DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_WAIT_FENCES, union drm_amdgpu_wait_fences)
> +#define DRM_IOCTL_AMDGPU_VM DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_VM, union drm_amdgpu_vm)
> /* hybrid specific ioctls */
> #define DRM_IOCTL_AMDGPU_GEM_DGMA DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_DGMA, struct drm_amdgpu_gem_dgma)
> #define DRM_IOCTL_AMDGPU_FREESYNC DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_FREESYNC, struct drm_amdgpu_freesync)
> @@ -201,6 +203,26 @@ union drm_amdgpu_ctx {
> union drm_amdgpu_ctx_out out;
> };
>
> +/* vm ioctl */
> +#define AMDGPU_VM_OP_RESERVE_VMID 1
> +#define AMDGPU_VM_OP_UNRESERVE_VMID 2
> +
> +struct drm_amdgpu_vm_in {
> + /** AMDGPU_VM_OP_* */
> + __u32 op;
> + __u32 flags;
> +};
> +
> +struct drm_amdgpu_vm_out {
> + /** For future use, no flags defined so far */
> + __u64 flags;
> +};
> +
> +union drm_amdgpu_vm {
> + struct drm_amdgpu_vm_in in;
> + struct drm_amdgpu_vm_out out;
> +};
> +
> /* sync file related */
> #define AMDGPU_SEM_OP_CREATE_SEM 1
> #define AMDGPU_SEM_OP_WAIT_SEM 2
