[PATCH v2 4/9] accel/ivpu: Initialize context with SSID = 1

Jeffrey Hugo quic_jhugo at quicinc.com
Mon Aug 28 20:47:16 UTC 2023


On 8/28/2023 3:47 AM, Stanislaw Gruszka wrote:
> From: Karol Wachowski <karol.wachowski at linux.intel.com>
> 
> Context with SSID = 1 is reserved and accesses on that context happen
> only when context is uninitialized on the VPU side. Such access triggers
> MMU fault (0xa) "Invalid CD Fetch", which doesn't contain any useful
> information besides context ID.
> 
> This commit will change that state, now (0x10) "Translation fault" will
> be triggered and accessed address will shown in the log.
> 
> Signed-off-by: Karol Wachowski <karol.wachowski at linux.intel.com>
> Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka at linux.intel.com>
> Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka at linux.intel.com>

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


More information about the dri-devel mailing list