linux-kernel - [PATCH 6/8] firmware: imx: scu: Update error code

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Message-Id: <20251014-imx-firmware-v1-6-ba00220613ca@nxp.com>
Date: Tue, 14 Oct 2025 12:54:43 +0800
From: Peng Fan <peng.fan@....com>
To: Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>, Frank Li <frank.li@....com>, 
 Dong Aisheng <aisheng.dong@....com>
Cc: imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, Peng Fan <peng.fan@....com>
Subject: [PATCH 6/8] firmware: imx: scu: Update error code

IMX_SC_ERR_NOTFOUND should map with -ENOENT, not -EEXIST. -ENODEV makes
more sense for IMX_SC_ERR_NOPOWER, and -ECOMM makes more sense for
IMX_SC_ERR_IPC.

Signed-off-by: Peng Fan <peng.fan@....com>
---
 drivers/firmware/imx/imx-scu.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/firmware/imx/imx-scu.c b/drivers/firmware/imx/imx-scu.c
index 8c28e25ddc8a650d2d191c40193cf1fb5e70bc35..6046156bc3c9abcd8f62b46f04571b1a9decc0eb 100644
--- a/drivers/firmware/imx/imx-scu.c
+++ b/drivers/firmware/imx/imx-scu.c
@@ -73,9 +73,9 @@ static int imx_sc_linux_errmap[IMX_SC_ERR_LAST] = {
 	-EACCES, /* IMX_SC_ERR_NOACCESS */
 	-EACCES, /* IMX_SC_ERR_LOCKED */
 	-ERANGE, /* IMX_SC_ERR_UNAVAILABLE */
-	-EEXIST, /* IMX_SC_ERR_NOTFOUND */
-	-EPERM,	 /* IMX_SC_ERR_NOPOWER */
-	-EPIPE,	 /* IMX_SC_ERR_IPC */
+	-ENOENT, /* IMX_SC_ERR_NOTFOUND */
+	-ENODEV, /* IMX_SC_ERR_NOPOWER */
+	-ECOMM,	 /* IMX_SC_ERR_IPC */
 	-EBUSY,	 /* IMX_SC_ERR_BUSY */
 	-EIO,	 /* IMX_SC_ERR_FAIL */
 };

-- 
2.37.1