linux-kernel - [PATCH v2 1/4] i2c: smbus: only limit max banks to eight

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Message-Id: <20240627-piix4-spd-v2-1-617ce47b8ff4@weissschuh.net>
Date: Thu, 27 Jun 2024 19:48:11 +0200
From: Thomas Weißschuh <linux@...ssschuh.net>
To: Andi Shyti <andi.shyti@...nel.org>, Jean Delvare <jdelvare@...e.com>
Cc: linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Guenter Roeck <linux@...ck-us.net>, 
 Wolfram Sang <wsa+renesas@...g-engineering.com>, 
 Heiner Kallweit <hkallweit1@...il.com>, 
 Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH v2 1/4] i2c: smbus: only limit max banks to eight

If there are less than eight slots in total,
only probe those.
Now the code matches the comment "..., then limit slots to 8".

Fixes: 8821c8376993 ("i2c: smbus: Prepare i2c_register_spd for usage on muxed segments")
Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
---
 drivers/i2c/i2c-smbus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/i2c-smbus.c b/drivers/i2c/i2c-smbus.c
index f809f0ef2004..8f0403652606 100644
--- a/drivers/i2c/i2c-smbus.c
+++ b/drivers/i2c/i2c-smbus.c
@@ -356,7 +356,7 @@ void i2c_register_spd(struct i2c_adapter *adap)
 	 * as this is the max number of SPD EEPROMs that can be addressed per bus.
 	 */
 	if (i2c_parent_is_i2c_adapter(adap)) {
-		slot_count = 8;
+		slot_count = min(slot_count, 8);
 	} else {
 		if (slot_count > 8) {
 			dev_warn(&adap->dev,

-- 
2.45.2