[PATCH V4 05/10] accel/amdxdna: Add hardware context

[Jeffrey Hugo]

On 10/11/2024 5:12 PM, Lizhi Hou wrote:
> The hardware can be shared among multiple user applications. The
> hardware resources are allocated/freed based on the request from
> user application via driver IOCTLs.
> 
> DRM_IOCTL_AMDXDNA_CREATE_HWCTX
> Allocate tile columns and create a hardware context structure to track the
> usage and status of the resources. A hardware context ID is returned for
> XDNA command execution.
> 
> DRM_IOCTL_AMDXDNA_DESTROY_HWCTX
> Release hardware context based on its ID. The tile columns belong to
> this hardware context will be reclaimed.
> 
> DRM_IOCTL_AMDXDNA_CONFIG_HWCTX
> Config hardware context. Bind the hardware context to the required
> resources.
> 
> Co-developed-by: Min Ma <min.ma at amd.com>
> Signed-off-by: Min Ma <min.ma at amd.com>
> Signed-off-by: Lizhi Hou <lizhi.hou at amd.com>

Reviewed-by: Jeffrey Hugo <quic_jhugo at quicinc.com>