From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: linux-i2c@vger.kernel.org
Cc: linux-renesas-soc@vger.kernel.org, linux-pm@vger.kernel.org,
Hans de Goede <hdegoede@redhat.com>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Wolfram Sang <wsa+renesas@sang-engineering.com>,
Kukjin Kim <kgene@kernel.org>,
Krzysztof Kozlowski <krzk@kernel.org>,
linux-samsung-soc@vger.kernel.org
Subject: [PATCH v2 9/9] i2c: s3c2410: don't open code to reject transfers when suspended
Date: Sat, 22 Dec 2018 21:26:23 +0100 [thread overview]
Message-ID: <20181222202623.4521-10-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-s3c2410.c | 7 -------
1 file changed, 7 deletions(-)
diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index 2f2e28d60ef5..eeccd19b5f42 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -104,7 +104,6 @@ enum s3c24xx_i2c_state {
struct s3c24xx_i2c {
wait_queue_head_t wait;
kernel_ulong_t quirks;
- unsigned int suspended:1;
struct i2c_msg *msg;
unsigned int msg_num;
@@ -703,9 +702,6 @@ static int s3c24xx_i2c_doxfer(struct s3c24xx_i2c *i2c,
unsigned long timeout;
int ret;
- if (i2c->suspended)
- return -EIO;
-
ret = s3c24xx_i2c_set_master(i2c);
if (ret != 0) {
dev_err(i2c->dev, "cannot get bus (error %d)\n", ret);
@@ -1246,8 +1242,6 @@ static int s3c24xx_i2c_suspend_noirq(struct device *dev)
{
struct s3c24xx_i2c *i2c = dev_get_drvdata(dev);
- i2c->suspended = 1;
-
if (!IS_ERR(i2c->sysreg))
regmap_read(i2c->sysreg, EXYNOS5_SYS_I2C_CFG, &i2c->sys_i2c_cfg);
@@ -1267,7 +1261,6 @@ static int s3c24xx_i2c_resume_noirq(struct device *dev)
return ret;
s3c24xx_i2c_init(i2c);
clk_disable(i2c->clk);
- i2c->suspended = 0;
return 0;
}
--
2.19.1
next prev parent reply other threads:[~2018-12-22 20:27 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 ` [PATCH v2 7/9] i2c: sprd: don't open code to reject transfers when suspended Wolfram Sang
2018-12-22 20:26 ` [PATCH v2 8/9] i2c: exynos5: " Wolfram Sang
2018-12-22 20:26 ` Wolfram Sang [this message]
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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