linux-kernel - [PATCH 2/4] i2c: tegra: add PROTOCOL_MANGLING as supported functionality.

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Message-ID: <1338901800-23968-3-git-send-email-ldewangan@nvidia.com>
Date:	Tue, 5 Jun 2012 18:39:58 +0530
From:	Laxman Dewangan <ldewangan@...dia.com>
To:	<khali@...ux-fr.org>, <w.sang@...gutronix.de>,
	<ben-linux@...ff.org>, <swarren@...dotorg.org>, <olof@...om.net>
CC:	<linux-i2c@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-tegra@...r.kernel.org>,
	Laxman Dewangan <ldewangan@...dia.com>
Subject: [PATCH 2/4] i2c: tegra: add PROTOCOL_MANGLING as supported functionality.

The Tegra i2c driver supports the I2C_M_IGNORE_NAK and hence
returning I2C_FUNC_PROTOCOL_MANGLING as supported functionality.

Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
---
 drivers/i2c/busses/i2c-tegra.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index fa92396..36d8725 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -572,7 +572,8 @@ static int tegra_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
 
 static u32 tegra_i2c_func(struct i2c_adapter *adap)
 {
-	return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL | I2C_FUNC_10BIT_ADDR;
+	return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL | I2C_FUNC_10BIT_ADDR |
+		I2C_FUNC_PROTOCOL_MANGLING;
 }
 
 static const struct i2c_algorithm tegra_i2c_algo = {
-- 
1.7.1.1

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