Commit f3be8a9b authored by Jacek Lawrynowicz's avatar Jacek Lawrynowicz
Browse files

accel/ivpu: Fix error handling in ivpu_boot() 



Ensure IRQs and IPC are properly disabled if HW sched or DCT
initialization fails.

Fixes: cc3c72c7 ("accel/ivpu: Refactor failure diagnostics during boot")
Cc: stable@vger.kernel.org # v6.13+
Reviewed-by: default avatarKarol Wachowski <karol.wachowski@intel.com>
Reviewed-by: default avatarJeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: default avatarJacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250129124009.1039982-2-jacek.lawrynowicz@linux.intel.com
parent 79fc672a

drivers/accel/ivpu/ivpu_drv.c

+6 −2
Original line number Diff line number Diff line
@@ -397,15 +397,19 @@ int ivpu_boot(struct ivpu_device *vdev) 
	if (ivpu_fw_is_cold_boot(vdev)) {

		ret = ivpu_pm_dct_init(vdev);

		if (ret)

			goto err_diagnose_failure;

			goto err_disable_ipc;



		ret = ivpu_hw_sched_init(vdev);

		if (ret)

			goto err_diagnose_failure;

			goto err_disable_ipc;

	}



	return 0;



err_disable_ipc:

	ivpu_ipc_disable(vdev);

	ivpu_hw_irq_disable(vdev);

	disable_irq(vdev->irq);

err_diagnose_failure:

	ivpu_hw_diagnose_failure(vdev);

	ivpu_mmu_evtq_dump(vdev);