linux-kernel - [PATCH 1/2] firmware: xilinx: Update the zynqmp_pm_load

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Message-ID: <20250123103522.1258499-2-nava.kishore.manne@amd.com>
Date: Thu, 23 Jan 2025 16:05:21 +0530
From: Nava kishore Manne <nava.kishore.manne@....com>
To: <michal.simek@....com>, <ronak.jain@....com>,
	<nava.kishore.manne@....com>, <gregkh@...uxfoundation.org>,
	<jay.buddhabhatti@....com>, <praveen.teja.kundanala@....com>,
	<siva.durga.prasad.paladugu@....com>, <u.kleine-koenig@...libre.com>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/2] firmware: xilinx: Update the zynqmp_pm_load_pdi() API

Update the zynqmp_pm_load_pdi() API to handle the firmware
error’s properly.

Signed-off-by: Nava kishore Manne <nava.kishore.manne@....com>
---
 drivers/firmware/xilinx/zynqmp.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
index 720fa8b5d8e9..ea04a6ac402d 100644
--- a/drivers/firmware/xilinx/zynqmp.c
+++ b/drivers/firmware/xilinx/zynqmp.c
@@ -1483,8 +1483,16 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_set_requirement);
  */
 int zynqmp_pm_load_pdi(const u32 src, const u64 address)
 {
-	return zynqmp_pm_invoke_fn(PM_LOAD_PDI, NULL, 3, src, lower_32_bits(address),
-				   upper_32_bits(address));
+	u32 ret_payload[PAYLOAD_ARG_CNT];
+	int ret;
+
+	ret = zynqmp_pm_invoke_fn(PM_LOAD_PDI, ret_payload, 3, src,
+				  lower_32_bits(address),
+				  upper_32_bits(address));
+	if (ret_payload[0])
+		return ret_payload[0];
+
+	return ret;
 }
 EXPORT_SYMBOL_GPL(zynqmp_pm_load_pdi);
 
-- 
2.25.1