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authorWolfram Sang <wsa@kernel.org>2020-05-20 16:27:45 +0300
committerWolfram Sang <wsa@kernel.org>2020-05-20 16:27:45 +0300
commitf89c326dcaa0cb8c3af7764e75eeed4e3f3c879a (patch)
tree31a5967da1f04180a1a922258f6947ad17255ee8 /drivers/i2c/i2c-core-base.c
parent6fe12cdbcfe35ad4726a619a9546822d34fc934c (diff)
parentefa7fb4c6c8e4171fd29a5935a9dc7a28e363278 (diff)
downloadlinux-f89c326dcaa0cb8c3af7764e75eeed4e3f3c879a.tar.xz
Merge branch 'i2c/for-current-fixed' into i2c/for-5.8
Diffstat (limited to 'drivers/i2c/i2c-core-base.c')
-rw-r--r--drivers/i2c/i2c-core-base.c37
1 files changed, 17 insertions, 20 deletions
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index 5be24bf8a194..ac7edcc1d5ee 100644
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -7,7 +7,7 @@
* Mux support by Rodolfo Giometti <giometti@enneenne.com> and
* Michael Lawnick <michael.lawnick.ext@nsn.com>
*
- * Copyright (C) 2013-2017 Wolfram Sang <wsa@the-dreams.de>
+ * Copyright (C) 2013-2017 Wolfram Sang <wsa@kernel.org>
*/
#define pr_fmt(fmt) "i2c-core: " fmt
@@ -340,8 +340,10 @@ static int i2c_device_probe(struct device *dev)
} else if (ACPI_COMPANION(dev)) {
irq = i2c_acpi_get_irq(client);
}
- if (irq == -EPROBE_DEFER)
- return irq;
+ if (irq == -EPROBE_DEFER) {
+ status = irq;
+ goto put_sync_adapter;
+ }
if (irq < 0)
irq = 0;
@@ -355,15 +357,19 @@ static int i2c_device_probe(struct device *dev)
*/
if (!driver->id_table &&
!i2c_acpi_match_device(dev->driver->acpi_match_table, client) &&
- !i2c_of_match_device(dev->driver->of_match_table, client))
- return -ENODEV;
+ !i2c_of_match_device(dev->driver->of_match_table, client)) {
+ status = -ENODEV;
+ goto put_sync_adapter;
+ }
if (client->flags & I2C_CLIENT_WAKE) {
int wakeirq;
wakeirq = of_irq_get_byname(dev->of_node, "wakeup");
- if (wakeirq == -EPROBE_DEFER)
- return wakeirq;
+ if (wakeirq == -EPROBE_DEFER) {
+ status = wakeirq;
+ goto put_sync_adapter;
+ }
device_init_wakeup(&client->dev, true);
@@ -416,6 +422,10 @@ err_detach_pm_domain:
err_clear_wakeup_irq:
dev_pm_clear_wake_irq(&client->dev);
device_init_wakeup(&client->dev, false);
+put_sync_adapter:
+ if (client->flags & I2C_CLIENT_HOST_NOTIFY)
+ pm_runtime_put_sync(&client->adapter->dev);
+
return status;
}
@@ -2348,19 +2358,6 @@ i2c_new_scanned_device(struct i2c_adapter *adap,
}
EXPORT_SYMBOL_GPL(i2c_new_scanned_device);
-struct i2c_client *
-i2c_new_probed_device(struct i2c_adapter *adap,
- struct i2c_board_info *info,
- unsigned short const *addr_list,
- int (*probe)(struct i2c_adapter *adap, unsigned short addr))
-{
- struct i2c_client *client;
-
- client = i2c_new_scanned_device(adap, info, addr_list, probe);
- return IS_ERR(client) ? NULL : client;
-}
-EXPORT_SYMBOL_GPL(i2c_new_probed_device);
-
struct i2c_adapter *i2c_get_adapter(int nr)
{
struct i2c_adapter *adapter;