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From: Tyrone Ting <warp5tw@gmail.com>
To: avifishman70@gmail.com, tmaimon77@gmail.com,
	tali.perry1@gmail.com, venture@google.com, yuenn@google.com,
	benjaminfair@google.com, robh+dt@kernel.org,
	krzysztof.kozlowski@canonical.com, semen.protsenko@linaro.org,
	yangyicong@hisilicon.com, wsa@kernel.org, jie.deng@intel.com,
	sven@svenpeter.dev, bence98@sch.bme.hu,
	christophe.leroy@csgroup.eu, lukas.bulwahn@gmail.com,
	olof@lixom.net, arnd@arndb.de, digetx@gmail.com,
	andriy.shevchenko@linux.intel.com, warp5tw@gmail.com,
	tali.perry@nuvoton.com, Avi.Fishman@nuvoton.com,
	tomer.maimon@nuvoton.com, KWLIU@nuvoton.com, JJLIU0@nuvoton.com,
	kfting@nuvoton.com
Cc: openbmc@lists.ozlabs.org, linux-i2c@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 03/11] i2c: npcm: Fix client address calculation
Date: Sun, 20 Feb 2022 11:53:13 +0800	[thread overview]
Message-ID: <20220220035321.3870-4-warp5tw@gmail.com> (raw)
In-Reply-To: <20220220035321.3870-1-warp5tw@gmail.com>

From: Tali Perry <tali.perry1@gmail.com>

Fix i2c client address by left-shifting 1 bit before
applying it to the data register.

Fixes: 56a1485b102e ("i2c: npcm7xx: Add Nuvoton NPCM I2C controller driver")
Signed-off-by: Tali Perry <tali.perry1@gmail.com>
Signed-off-by: Tyrone Ting <kfting@nuvoton.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 2ad166355ec9..4c225e1a058f 100644
--- a/drivers/i2c/busses/i2c-npcm7xx.c
+++ b/drivers/i2c/busses/i2c-npcm7xx.c
@@ -2131,7 +2131,7 @@ 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->dest_addr = slave_addr << 1;
 	bus->msgs = msgs;
 	bus->msgs_num = num;
 	bus->cmd_err = 0;
-- 
2.17.1


WARNING: multiple messages have this Message-ID (diff)
From: Tyrone Ting <warp5tw@gmail.com>
To: avifishman70@gmail.com, tmaimon77@gmail.com,
	tali.perry1@gmail.com, venture@google.com, yuenn@google.com,
	benjaminfair@google.com, robh+dt@kernel.org,
	krzysztof.kozlowski@canonical.com, semen.protsenko@linaro.org,
	yangyicong@hisilicon.com, wsa@kernel.org, jie.deng@intel.com,
	sven@svenpeter.dev, bence98@sch.bme.hu,
	christophe.leroy@csgroup.eu, lukas.bulwahn@gmail.com,
	olof@lixom.net, arnd@arndb.de, digetx@gmail.com,
	andriy.shevchenko@linux.intel.com, warp5tw@gmail.com,
	tali.perry@nuvoton.com, Avi.Fishman@nuvoton.com,
	tomer.maimon@nuvoton.com, KWLIU@nuvoton.com, JJLIU0@nuvoton.com,
	kfting@nuvoton.com
Cc: devicetree@vger.kernel.org, openbmc@lists.ozlabs.org,
	linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 03/11] i2c: npcm: Fix client address calculation
Date: Sun, 20 Feb 2022 11:53:13 +0800	[thread overview]
Message-ID: <20220220035321.3870-4-warp5tw@gmail.com> (raw)
In-Reply-To: <20220220035321.3870-1-warp5tw@gmail.com>

From: Tali Perry <tali.perry1@gmail.com>

Fix i2c client address by left-shifting 1 bit before
applying it to the data register.

Fixes: 56a1485b102e ("i2c: npcm7xx: Add Nuvoton NPCM I2C controller driver")
Signed-off-by: Tali Perry <tali.perry1@gmail.com>
Signed-off-by: Tyrone Ting <kfting@nuvoton.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 2ad166355ec9..4c225e1a058f 100644
--- a/drivers/i2c/busses/i2c-npcm7xx.c
+++ b/drivers/i2c/busses/i2c-npcm7xx.c
@@ -2131,7 +2131,7 @@ 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->dest_addr = slave_addr << 1;
 	bus->msgs = msgs;
 	bus->msgs_num = num;
 	bus->cmd_err = 0;
-- 
2.17.1


  parent reply	other threads:[~2022-02-20  3:57 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-20  3:53 [PATCH v2 00/11] i2c: npcm: Bug fixes timeout, spurious interrupts Tyrone Ting
2022-02-20  3:53 ` Tyrone Ting
2022-02-20  3:53 ` [PATCH v2 01/11] arm: dts: add new property for NPCM i2c module Tyrone Ting
2022-02-20  3:53   ` Tyrone Ting
2022-02-20  3:53 ` [PATCH v2 02/11] dt-bindings: i2c: npcm: support NPCM845 Tyrone Ting
2022-02-20  3:53   ` Tyrone Ting
2022-02-21  2:36   ` Rob Herring
2022-02-21  2:36     ` Rob Herring
2022-02-21  8:31     ` Tyrone Ting
2022-02-21  8:31       ` Tyrone Ting
2022-02-22 17:56   ` Rob Herring
2022-02-22 17:56     ` Rob Herring
2022-02-23  3:41     ` Tyrone Ting
2022-02-23  3:41       ` Tyrone Ting
2022-02-20  3:53 ` Tyrone Ting [this message]
2022-02-20  3:53   ` [PATCH v2 03/11] i2c: npcm: Fix client address calculation Tyrone Ting
2022-02-20  3:53 ` [PATCH v2 04/11] i2c: npcm: Update gcr property name Tyrone Ting
2022-02-20  3:53   ` Tyrone Ting
2022-02-20  9:32   ` Krzysztof Kozlowski
2022-02-20  9:32     ` Krzysztof Kozlowski
2022-02-21  8:29     ` Tyrone Ting
2022-02-21  8:29       ` Tyrone Ting
2022-02-20  3:53 ` [PATCH v2 05/11] i2c: npcm: Remove unused clock node Tyrone Ting
2022-02-20  3:53   ` Tyrone Ting
2022-02-21 11:49   ` Jonathan Neuschäfer
2022-02-21 11:49     ` Jonathan Neuschäfer
2022-02-22  2:15     ` Tyrone Ting
2022-02-22  2:15       ` Tyrone Ting
2022-02-22 15:58       ` Jonathan Neuschäfer
2022-02-22 15:58         ` Jonathan Neuschäfer
2022-02-23  3:38         ` Tyrone Ting
2022-02-23  3:38           ` Tyrone Ting
2022-02-20  3:53 ` [PATCH v2 06/11] i2c: npcm: Fix timeout calculation Tyrone Ting
2022-02-20  3:53   ` Tyrone Ting
2022-02-20  3:53 ` [PATCH v2 07/11] i2c: npcm: Add tx complete counter Tyrone Ting
2022-02-20  3:53   ` Tyrone Ting
2022-02-20  3:53 ` [PATCH v2 08/11] i2c: npcm: Correct register access width Tyrone Ting
2022-02-20  3:53   ` Tyrone Ting
2022-02-21 11:55   ` Jonathan Neuschäfer
2022-02-21 11:55     ` Jonathan Neuschäfer
2022-02-20  3:53 ` [PATCH v2 09/11] i2c: npcm: Handle spurious interrupts Tyrone Ting
2022-02-20  3:53   ` Tyrone Ting
2022-02-20  3:53 ` [PATCH v2 10/11] i2c: npcm: Remove own slave addresses 2:10 Tyrone Ting
2022-02-20  3:53   ` Tyrone Ting
2022-02-20  3:53 ` [PATCH v2 11/11] i2c: npcm: Support NPCM845 Tyrone Ting
2022-02-20  3:53   ` Tyrone Ting
2022-02-20  9:36   ` Krzysztof Kozlowski
2022-02-20  9:36     ` Krzysztof Kozlowski
2022-02-21  8:33     ` Tyrone Ting
2022-02-21  8:33       ` Tyrone Ting
2022-02-20  9:30 ` [PATCH v2 00/11] i2c: npcm: Bug fixes timeout, spurious interrupts Krzysztof Kozlowski
2022-02-20  9:30   ` Krzysztof Kozlowski
2022-02-21  8:16   ` Tyrone Ting
2022-02-21  8:16     ` Tyrone Ting
2022-02-21  8:32     ` Krzysztof Kozlowski
2022-02-21  8:32       ` Krzysztof Kozlowski
2022-02-21  8:47       ` Tyrone Ting
2022-02-21  8:47         ` Tyrone Ting
2022-03-01 19:45         ` Wolfram Sang
2022-03-01 19:45           ` Wolfram Sang
2022-03-02 12:53           ` Tyrone Ting

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