linux-kernel - [PATCH net] net: phy: aquantia: check for NVMEM deferral

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Message-ID: <20251127114514.460924-1-robimarko@gmail.com>
Date: Thu, 27 Nov 2025 12:44:35 +0100
From: Robert Marko <robimarko@...il.com>
To: andrew@...n.ch,
	hkallweit1@...il.com,
	linux@...linux.org.uk,
	davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	ansuelsmth@...il.com,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Robert Marko <robimarko@...il.com>
Subject: [PATCH net] net: phy: aquantia: check for NVMEM deferral

Currently, if NVMEM provider is probed later than Aquantia, loading the
firmware will fail with -EINVAL.

To fix this, simply check for -EPROBE_DEFER when NVMEM is attempted and
return it.

Fixes: e93984ebc1c8 ("net: phy: aquantia: add firmware load support")
Signed-off-by: Robert Marko <robimarko@...il.com>
---
 drivers/net/phy/aquantia/aquantia_firmware.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/phy/aquantia/aquantia_firmware.c b/drivers/net/phy/aquantia/aquantia_firmware.c
index bbbcc9736b00..569256152689 100644
--- a/drivers/net/phy/aquantia/aquantia_firmware.c
+++ b/drivers/net/phy/aquantia/aquantia_firmware.c
@@ -369,7 +369,7 @@ int aqr_firmware_load(struct phy_device *phydev)
 		 * assume that, and load a new image.
 		 */
 		ret = aqr_firmware_load_nvmem(phydev);
-		if (!ret)
+		if (ret == -EPROBE_DEFER || !ret)
 			return ret;
 
 		ret = aqr_firmware_load_fs(phydev);
-- 
2.52.0