linux-kernel - [PATCH v2 5/7] i2c: npcm: Modify the client address assignment

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Message-Id: <20240830034640.7049-6-kfting@nuvoton.com>
Date: Fri, 30 Aug 2024 11:46:38 +0800
From: Tyrone Ting <warp5tw@...il.com>
To: avifishman70@...il.com,
	tmaimon77@...il.com,
	tali.perry1@...il.com,
	venture@...gle.com,
	yuenn@...gle.com,
	benjaminfair@...gle.com,
	andi.shyti@...nel.org,
	andriy.shevchenko@...ux.intel.com,
	wsa@...nel.org,
	rand.sec96@...il.com,
	wsa+renesas@...g-engineering.com,
	warp5tw@...il.com,
	tali.perry@...oton.com,
	Avi.Fishman@...oton.com,
	tomer.maimon@...oton.com,
	KWLIU@...oton.com,
	JJLIU0@...oton.com,
	kfting@...oton.com
Cc: openbmc@...ts.ozlabs.org,
	linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 5/7] i2c: npcm: Modify the client address assignment

Store the client address earlier since it's used in the i2c_recover_bus
logic flow.

Fixes: 48acf8292280 ("i2c: Remove redundant comparison in npcm_i2c_reg_slave")
Signed-off-by: Tyrone Ting <kfting@...oton.com>
---
 drivers/i2c/busses/i2c-npcm7xx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-npcm7xx.c b/drivers/i2c/busses/i2c-npcm7xx.c
index 68f3d47323ab..67d156ed29b9 100644
--- a/drivers/i2c/busses/i2c-npcm7xx.c
+++ b/drivers/i2c/busses/i2c-npcm7xx.c
@@ -2155,6 +2155,7 @@ static int npcm_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
 
 	} while (time_is_after_jiffies(time_left) && bus_busy);
 
+	bus->dest_addr = slave_addr << 1;
 	if (bus_busy || bus->ber_state) {
 		iowrite8(NPCM_I2CCST_BB, bus->reg + NPCM_I2CCST);
 		npcm_i2c_reset(bus);
@@ -2163,7 +2164,6 @@ static int npcm_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
 	}
 
 	npcm_i2c_init_params(bus);
-	bus->dest_addr = slave_addr;
 	bus->msgs = msgs;
 	bus->msgs_num = num;
 	bus->cmd_err = 0;
-- 
2.34.1