From: Daniel Wagner <wagi@monom.org>
To: Wolfram Sang <wsa@the-dreams.de>
Cc: Kamal Dasu <kdasu.kdev@gmail.com>,
Tim Kryger <tim.kryger@linaro.org>, Ray Jui <rjui@broadcom.com>,
Daniel Wagner <daniel.wagner@bmw-carit.de>,
linux-kernel@vger.kernel.org,
Beniamino Galvani <b.galvani@gmail.com>,
bcm-kernel-feedback-list@broadcom.com, linux-i2c@vger.kernel.org,
linux-amlogic@lists.infradead.org,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v0 2/4] i2c: bcm-kona: Use complete() instead of complete_all()
Date: Wed, 3 Aug 2016 14:03:09 +0200 [thread overview]
Message-ID: <1470225791-16613-3-git-send-email-wagi@monom.org> (raw)
In-Reply-To: <1470225791-16613-1-git-send-email-wagi@monom.org>
From: Daniel Wagner <daniel.wagner@bmw-carit.de>
There is only one waiter for the completion, therefore there
is no need to use complete_all(). Let's make that clear by
using complete() instead of complete_all().
The usage pattern of the completion is:
bcm_kona_send_i2c_cmd()
reinit_completion()
...
bcm_kona_i2c_send_cmd_to_ctrl()
...
wait_for_completion_timeout()
Signed-off-by: Daniel Wagner <daniel.wagner@bmw-carit.de>
---
drivers/i2c/busses/i2c-bcm-kona.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-bcm-kona.c b/drivers/i2c/busses/i2c-bcm-kona.c
index ac9f476..f987432 100644
--- a/drivers/i2c/busses/i2c-bcm-kona.c
+++ b/drivers/i2c/busses/i2c-bcm-kona.c
@@ -229,7 +229,7 @@ static irqreturn_t bcm_kona_i2c_isr(int irq, void *devid)
dev->base + TXFCR_OFFSET);
writel(status & ~ISR_RESERVED_MASK, dev->base + ISR_OFFSET);
- complete_all(&dev->done);
+ complete(&dev->done);
return IRQ_HANDLED;
}
--
2.7.4
next prev parent reply other threads:[~2016-08-03 12:03 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-03 12:03 [PATCH v0 0/4] Use complete() instead of complete_all() Daniel Wagner
2016-08-03 12:03 ` [PATCH v0 1/4] i2c: bcm-iproc: " Daniel Wagner
2016-08-03 16:36 ` Ray Jui
2016-08-03 12:03 ` Daniel Wagner [this message]
2016-08-03 16:38 ` [PATCH v0 2/4] i2c: bcm-kona: " Ray Jui
2016-08-05 4:16 ` Tim Kryger
2016-08-03 12:03 ` [PATCH v0 3/4] i2c: brcmstb: " Daniel Wagner
2016-08-03 16:00 ` Kamal Dasu
2016-08-03 12:03 ` [PATCH v0 4/4] i2c: meson: " Daniel Wagner
2016-08-16 13:12 ` Kevin Hilman
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