From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: linux-i2c@vger.kernel.org
Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>,
Chunyan Zhang <zhang.lyra@gmail.com>,
linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-renesas-soc@vger.kernel.org,
Hans de Goede <hdegoede@redhat.com>,
Baolin Wang <baolin.wang@linaro.org>,
Orson Zhai <orsonzhai@gmail.com>,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 7/9] i2c: sprd: don't open code to reject transfers when suspended
Date: Sat, 22 Dec 2018 21:26:21 +0100 [thread overview]
Message-ID: <20181222202623.4521-8-wsa+renesas@sang-engineering.com> (raw)
In-Reply-To: <20181222202623.4521-1-wsa+renesas@sang-engineering.com>
This is handled by the I2C core meanwhile.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
drivers/i2c/busses/i2c-sprd.c | 12 ------------
1 file changed, 12 deletions(-)
diff --git a/drivers/i2c/busses/i2c-sprd.c b/drivers/i2c/busses/i2c-sprd.c
index e266d8a713d9..fa2cae3460a6 100644
--- a/drivers/i2c/busses/i2c-sprd.c
+++ b/drivers/i2c/busses/i2c-sprd.c
@@ -86,7 +86,6 @@ struct sprd_i2c {
u32 count;
int irq;
int err;
- bool is_suspended;
};
static void sprd_i2c_set_count(struct sprd_i2c *i2c_dev, u32 count)
@@ -284,9 +283,6 @@ static int sprd_i2c_master_xfer(struct i2c_adapter *i2c_adap,
struct sprd_i2c *i2c_dev = i2c_adap->algo_data;
int im, ret;
- if (i2c_dev->is_suspended)
- return -EBUSY;
-
ret = pm_runtime_get_sync(i2c_dev->dev);
if (ret < 0)
return ret;
@@ -590,10 +586,6 @@ static int __maybe_unused sprd_i2c_suspend_noirq(struct device *dev)
{
struct sprd_i2c *i2c_dev = dev_get_drvdata(dev);
- i2c_lock_bus(&i2c_dev->adap, I2C_LOCK_ROOT_ADAPTER);
- i2c_dev->is_suspended = true;
- i2c_unlock_bus(&i2c_dev->adap, I2C_LOCK_ROOT_ADAPTER);
-
return pm_runtime_force_suspend(dev);
}
@@ -601,10 +593,6 @@ static int __maybe_unused sprd_i2c_resume_noirq(struct device *dev)
{
struct sprd_i2c *i2c_dev = dev_get_drvdata(dev);
- i2c_lock_bus(&i2c_dev->adap, I2C_LOCK_ROOT_ADAPTER);
- i2c_dev->is_suspended = false;
- i2c_unlock_bus(&i2c_dev->adap, I2C_LOCK_ROOT_ADAPTER);
-
return pm_runtime_force_resume(dev);
}
--
2.19.1
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next prev parent reply other threads:[~2018-12-22 20:28 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-22 20:26 [PATCH v2 0/9] i2c: move handling of suspended adapters to the core Wolfram Sang
2018-12-22 20:26 ` [PATCH v2 1/9] PM / core: add helper to return suspend status of a device Wolfram Sang
2018-12-22 20:26 ` [PATCH v2 2/9] i2c: reject new transfers when adapters are suspended Wolfram Sang
2018-12-24 21:32 ` Hans de Goede
2019-01-03 18:59 ` Wolfram Sang
2019-01-03 20:49 ` Hans de Goede
2018-12-22 20:26 ` [PATCH v2 3/9] i2c: synquacer: remove unused is_suspended flag Wolfram Sang
2018-12-22 20:26 ` [PATCH v2 4/9] i2c: brcmstb: don't open code to reject transfers when suspended Wolfram Sang
2018-12-22 20:26 ` [PATCH v2 5/9] i2c: zx2967: " Wolfram Sang
2018-12-26 1:06 ` Jun Nie
2018-12-22 20:26 ` [PATCH v2 6/9] i2c: sprd: don't use pdev as variable name for struct device * Wolfram Sang
2018-12-22 20:26 ` Wolfram Sang [this message]
2018-12-22 20:26 ` [PATCH v2 8/9] i2c: exynos5: don't open code to reject transfers when suspended Wolfram Sang
2018-12-22 20:26 ` [PATCH v2 9/9] i2c: s3c2410: " Wolfram Sang
2018-12-24 8:55 ` [PATCH v2 0/9] i2c: move handling of suspended adapters to the core Hans de Goede
2018-12-26 11:01 ` Geert Uytterhoeven
2018-12-26 11:46 ` Hans de Goede
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