[PATCH] drivers: crypto: caam: jr: add .shutdown hook

From: meenakshi . aggarwal
Date: Sat Mar 11 2023 - 03:26:16 EST


From: Gaurav Jain <gaurav.jain@xxxxxxx>

add .shutdown hook in caam_jr driver to support kexec boot

Signed-off-by: Gaurav Jain <gaurav.jain@xxxxxxx>
Tested-by: Vijay Balakrishna <vijayb@xxxxxxxxxxxxxxxxxxx>
Reviewed-by: Pankaj Gupta <pankaj.gupta@xxxxxxx>
---
drivers/crypto/caam/jr.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/crypto/caam/jr.c b/drivers/crypto/caam/jr.c
index 724fdec18bf9..ca5b49ea3821 100644
--- a/drivers/crypto/caam/jr.c
+++ b/drivers/crypto/caam/jr.c
@@ -163,6 +163,11 @@ static int caam_jr_remove(struct platform_device *pdev)
return ret;
}

+static void caam_jr_platform_shutdown(struct platform_device *pdev)
+{
+ caam_jr_remove(pdev);
+}
+
/* Main per-ring interrupt handler */
static irqreturn_t caam_jr_interrupt(int irq, void *st_dev)
{
@@ -618,6 +623,7 @@ static struct platform_driver caam_jr_driver = {
},
.probe = caam_jr_probe,
.remove = caam_jr_remove,
+ .shutdown = caam_jr_platform_shutdown,
};

static int __init jr_driver_init(void)
--
2.25.1