[PATCH] accel/ivpu: Fix NOC firewall interrupt handling
Jeffrey Hugo
quic_jhugo at quicinc.com
Tue Oct 29 22:16:43 UTC 2024
On 10/17/2024 8:49 AM, Jacek Lawrynowicz wrote:
> From: Andrzej Kacprowski <Andrzej.Kacprowski at intel.com>
>
> The NOC firewall interrupt means that the HW prevented
> unauthorized access to a protected resource, so there
> is no need to trigger device reset in such case.
>
> To facilitate security testing add firewall_irq_counter
> debugfs file that tracks firewall interrupts.
>
> Fixes: 8a27ad81f7d3 ("accel/ivpu: Split IP and buttress code")
> Cc: <stable at vger.kernel.org> # v6.11+
> Signed-off-by: Andrzej Kacprowski <Andrzej.Kacprowski at intel.com>
> Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz at linux.intel.com>
> Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz at linux.intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo at quicinc.com>
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