[PATCH] soc: xilinx: Add error message for invalid payload received from IPI callback.

From: Naman Trivedi Manojbhai <redacted>

payload[0] of response buffer of zynqmp_pm_get_callback_data()
contains valid payload or error code in case of error.

Added error message to inform user about the error code received in
payload[0].

Signed-off-by: Naman Trivedi Manojbhai <redacted>
Signed-off-by: Michal Simek <michal.simek@amd.com>
---

 drivers/soc/xilinx/zynqmp_power.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/soc/xilinx/zynqmp_power.c b/drivers/soc/xilinx/zynqmp_power.c
index abcf7e883279..07d735b38b49 100644
--- a/drivers/soc/xilinx/zynqmp_power.c
+++ b/drivers/soc/xilinx/zynqmp_power.c

@@ -86,6 +86,8 @@ static irqreturn_t zynqmp_pm_isr(int irq, void *data)
 			pr_err("%s Unsupported InitSuspendCb reason code %d\n",
 			       __func__, payload[1]);
 		}
+	} else {
+		pr_err("%s() Unsupported Callback %d\n", __func__, payload[0]);
 	}
 
 	return IRQ_HANDLED;

-- 
2.36.1


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