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

From: Vijay Balakrishna
Date: Tue Feb 21 2023 - 12:32:23 EST




On 2/20/2023 9:40 PM, meenakshi.aggarwal@xxxxxxx wrote:
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>

Thanks,
Vijay

---
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 8745fe3cb575..a2a99d09b4ad 100644
--- a/drivers/crypto/caam/jr.c
+++ b/drivers/crypto/caam/jr.c
@@ -198,6 +198,11 @@ 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)
{
@@ -653,6 +658,7 @@ 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)