From: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
To: Jean Delvare <khali@linux-fr.org>,
Ben Dooks <ben-linux@fluff.org>,
linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Qi Wang <qi.wang@intel.com>,
yong.y.wang@intel.com, joel.clark@intel.com,
kok.howg.ewe@intel.com, toshiharu-linux@dsn.okisemi.com,
Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
Subject: [PATCH 5/7] i2c-eg20t: add stop sequence in case wait-event timeout occurs
Date: Wed, 21 Sep 2011 16:51:47 +0900 [thread overview]
Message-ID: <1316591509-4433-5-git-send-email-tomoya-linux@dsn.okisemi.com> (raw)
In-Reply-To: <1316591509-4433-1-git-send-email-tomoya-linux@dsn.okisemi.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.okisemi.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 b6d910d..ab93d73 100644
--- a/drivers/i2c/busses/i2c-eg20t.c
+++ b/drivers/i2c/busses/i2c-eg20t.c
@@ -432,6 +432,7 @@ 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;
}
@@ -452,6 +453,7 @@ 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;
}
}
--
1.7.4.4
next prev parent reply other threads:[~2011-09-21 7:51 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-21 7:51 [PATCH 1/7] i2c-eg20t: Fix bus-idle waiting issue Tomoya MORINAGA
2011-09-21 7:51 ` [PATCH 2/7] i2c-eg20t: Modify returned value s32 to long Tomoya MORINAGA
2011-09-21 7:51 ` [PATCH 3/7] i2c-eg20t: delete 10bit access processing Tomoya MORINAGA
[not found] ` <1316591509-4433-3-git-send-email-tomoya-linux-ECg8zkTtlr0C6LszWs/t0g@public.gmane.org>
2011-09-21 15:42 ` Jeffrey (Sheng-Hui) Chu
[not found] ` <B6A520E9CD57404AAFC0831E4FB39541A98073AC7E-4wnuKdaqIVJdD26/7+am4baTQr+y5IJFqs7JOtOhHmkAvxtiuMwx3w@public.gmane.org>
2011-09-22 0:13 ` Tomoya MORINAGA
[not found] ` <4E7A7DBA.3020406-ECg8zkTtlr0C6LszWs/t0g@public.gmane.org>
2011-09-22 17:49 ` Jeffrey (Sheng-Hui) Chu
[not found] ` <B6A520E9CD57404AAFC0831E4FB39541A98073AF26-4wnuKdaqIVJdD26/7+am4baTQr+y5IJFqs7JOtOhHmkAvxtiuMwx3w@public.gmane.org>
2011-09-27 0:05 ` Tomoya MORINAGA
[not found] ` <4E811338.2030005-ECg8zkTtlr0C6LszWs/t0g@public.gmane.org>
2011-09-27 13:06 ` Jeffrey (Sheng-Hui) Chu
2011-10-04 20:55 ` Ben Dooks
[not found] ` <20111004205536.GA13323-RazCHl0VsYgkUSuvROHNpA@public.gmane.org>
2011-10-05 1:59 ` Tomoya MORINAGA
2011-09-21 7:51 ` [PATCH 4/7] i2c-eg20t: Separate error processing Tomoya MORINAGA
2011-09-21 7:51 ` Tomoya MORINAGA [this message]
2011-09-21 7:51 ` [PATCH 6/7] i2c-eg20t: Fix flag setting issue Tomoya MORINAGA
[not found] ` <1316591509-4433-1-git-send-email-tomoya-linux-ECg8zkTtlr0C6LszWs/t0g@public.gmane.org>
2011-09-21 7:51 ` [PATCH 7/7] i2c-eg20t: Add initialize processing in case i2c-error occurs Tomoya MORINAGA
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