]> git.itanic.dy.fi Git - linux-stable/commit
accel/ivpu: Put NPU back to D3hot after failed resume
authorJacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Tue, 2 Apr 2024 10:49:25 +0000 (12:49 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 17 Apr 2024 09:23:37 +0000 (11:23 +0200)
commit4b042a1659d7e78cabc6a82556818a0de72d9817
tree0b6450547f0cf3a8c22fce036ad9aaff5482677d
parent3158174b8cd1bd16cfb007911b3ae4b169c93f70
accel/ivpu: Put NPU back to D3hot after failed resume

commit 875bc9cd1b33eb027a5663f5e6878a43d98e9a16 upstream.

Put NPU in D3hot after ivpu_resume() fails to power up the device.
This will assure that D3->D0 power cycle will be performed before
the next resume and also will minimize power usage in this corner case.

Fixes: 28083ff18d3f ("accel/ivpu: Fix DevTLB errors on suspend/resume and recovery")
Cc: <stable@vger.kernel.org> # v6.8+
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240402104929.941186-5-jacek.lawrynowicz@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/accel/ivpu/ivpu_pm.c