Commit 2a20b857 authored by Wachowski, Karol's avatar Wachowski, Karol Committed by Jacek Lawrynowicz
Browse files

accel/ivpu: Add diagnostic messages when VPU fails to boot or suspend 



Make boot/suspend failure debugging easier by dumping FW logs and error
registers.

Signed-off-by: default avatarWachowski, Karol <karol.wachowski@intel.com>
Signed-off-by: default avatarJacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: default avatarJeffrey Hugo <quic_jhugo@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240115134434.493839-5-jacek.lawrynowicz@linux.intel.com
parent 8047d36f

drivers/accel/ivpu/ivpu_drv.c

+3 −2
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
#include "ivpu_debugfs.h"

#include "ivpu_drv.h"

#include "ivpu_fw.h"

#include "ivpu_fw_log.h"

#include "ivpu_gem.h"

#include "ivpu_hw.h"

#include "ivpu_ipc.h"
@@ -340,8 +341,6 @@ static int ivpu_wait_for_ready(struct ivpu_device *vdev) 


	if (!ret)

		ivpu_dbg(vdev, PM, "VPU ready message received successfully\n");

	else

		ivpu_hw_diagnose_failure(vdev);



	return ret;

}
@@ -369,7 +368,9 @@ int ivpu_boot(struct ivpu_device *vdev) 
	ret = ivpu_wait_for_ready(vdev);

	if (ret) {

		ivpu_err(vdev, "Failed to boot the firmware: %d\n", ret);

		ivpu_hw_diagnose_failure(vdev);

		ivpu_mmu_evtq_dump(vdev);

		ivpu_fw_log_dump(vdev);

		return ret;

	}

drivers/accel/ivpu/ivpu_pm.c

+3 −1
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ 
#include "ivpu_drv.h"

#include "ivpu_hw.h"

#include "ivpu_fw.h"

#include "ivpu_fw_log.h"

#include "ivpu_ipc.h"

#include "ivpu_job.h"

#include "ivpu_jsm_msg.h"
@@ -247,7 +248,8 @@ int ivpu_pm_runtime_suspend_cb(struct device *dev) 
		ivpu_err(vdev, "Failed to set suspend VPU: %d\n", ret);



	if (!hw_is_idle) {

		ivpu_warn(vdev, "VPU failed to enter idle, force suspended.\n");

		ivpu_err(vdev, "VPU failed to enter idle, force suspended.\n");

		ivpu_fw_log_dump(vdev);

		ivpu_pm_prepare_cold_boot(vdev);

	} else {

		ivpu_pm_prepare_warm_boot(vdev);