Commit c4e38b2a authored Nov 03, 2020 by Roy Pledge Committed by Li Yang Apr 06, 2021

soc: fsl: qbman: Ensure device cleanup is run for kexec



Make sure that the QBMan device cleanup routines are executed
when the device was previously initialized. This is needed for
kexec since the device will keep it's state from the previous
kernel that was executing.

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>

parent a38fd874

drivers/soc/fsl/qbman/bman_portal.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -160,7 +160,7 @@ static int bman_portal_probe(struct platform_device *pdev)
		__bman_portals_probed = 1;
		/* unassigned portal, skip init */
		spin_unlock(&bman_lock);
		return 0;
		goto check_cleanup;
		}

		cpumask_set_cpu(cpu, &portal_cpus);
		@@ -176,6 +176,7 @@ static int bman_portal_probe(struct platform_device *pdev)
		if (!cpu_online(cpu))
		bman_offline_cpu(cpu);

		check_cleanup:
		if (__bman_portals_probed == 1 && bman_requires_cleanup()) {
		/*
		* BMan wasn't reset prior to boot (Kexec for example)

drivers/soc/fsl/qbman/qman_portal.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -302,7 +302,7 @@ static int qman_portal_probe(struct platform_device *pdev)
		__qman_portals_probed = 1;
		/* unassigned portal, skip init */
		spin_unlock(&qman_lock);
		return 0;
		goto check_cleanup;
		}

		cpumask_set_cpu(cpu, &portal_cpus);
		@@ -323,6 +323,7 @@ static int qman_portal_probe(struct platform_device *pdev)
		if (!cpu_online(cpu))
		qman_offline_cpu(cpu);

		check_cleanup:
		if (__qman_portals_probed == 1 && qman_requires_cleanup()) {
		/*
		* QMan wasn't reset prior to boot (Kexec for example)