From: Tomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com>
To: Jean Delvare <khali@linux-fr.org>,
Ben Dooks <ben-linux@fluff.org>,
Wolfram Sang <w.sang@pengutronix.de>, Qi Wang <qi.wang@intel.com>,
Linus Walleij <linus.walleij@stericsson.com>,
linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: yong.y.wang@intel.com, joel.clark@intel.com,
kok.howg.ewe@intel.com, toshiharu-linux@dsn.lapis-semi.com,
Tomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com>
Subject: [PATCH 4/7 v2] i2c-eg20t: add stop sequence in case wait-event timeout occurs
Date: Wed, 5 Oct 2011 13:17:41 +0900 [thread overview]
Message-ID: <1317788264-13118-4-git-send-email-tomoya-linux@dsn.lapis-semi.com> (raw)
In-Reply-To: <1317788264-13118-1-git-send-email-tomoya-linux@dsn.lapis-semi.com>
add stop sequence in case wait-event timeout in write processing.
(read processing already had it)
Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com>
---
drivers/i2c/busses/i2c-eg20t.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c
index 29911c5..ecabf5e 100644
--- a/drivers/i2c/busses/i2c-eg20t.c
+++ b/drivers/i2c/busses/i2c-eg20t.c
@@ -430,6 +430,7 @@ static s32 pch_i2c_writebytes(struct i2c_adapter *i2c_adap,
pch_clrbit(adap->pch_base_address, PCH_I2CSR, I2CMIF_BIT);
return -EAGAIN;
} else { /* wait-event timeout */
+ pch_i2c_stop(adap);
return -ETIME;
}
@@ -450,6 +451,7 @@ static s32 pch_i2c_writebytes(struct i2c_adapter *i2c_adap,
pch_clrbit(adap->pch_base_address, PCH_I2CSR,
I2CMIF_BIT);
} else { /* wait-event timeout */
+ pch_i2c_stop(adap);
return -ETIME;
}
}
--
1.7.6.4
next prev parent reply other threads:[~2011-10-05 4:19 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-05 4:17 [PATCH 1/7 v2] i2c-eg20t: Modify returned value s32 to long Tomoya MORINAGA
2011-10-05 4:17 ` [PATCH 2/7 v2] i2c-eg20t: delete 10bit access processing Tomoya MORINAGA
2011-10-05 17:29 ` Jeffrey (Sheng-Hui) Chu
2011-10-06 6:42 ` Tomoya MORINAGA
2011-10-05 4:17 ` [PATCH 3/7 v2] i2c-eg20t: Separate error processing Tomoya MORINAGA
2011-10-05 4:17 ` Tomoya MORINAGA [this message]
2011-10-05 4:17 ` [PATCH 5/7 v2] i2c-eg20t: Fix flag setting issue Tomoya MORINAGA
2011-10-05 4:17 ` [PATCH 6/7 v2] i2c-eg20t: Add initialize processing in case i2c-error occurs Tomoya MORINAGA
2011-10-05 4:17 ` [PATCH 7/7 v2] i2c-eg20t: Fix bus-idle waiting issue Tomoya MORINAGA
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