diff options
| author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2015-10-09 09:39:24 (GMT) |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2015-10-15 12:28:07 (GMT) |
| commit | 36d48fb5766aee9717e429f772046696b215282d (patch) | |
| tree | 9e819539400de956dcf1deb58e94bbdb0de3ece8 /drivers/i2c | |
| parent | eadd709f5d2e8aebb1b7bf49460e97a68d81a9b0 (diff) | |
| download | linux-36d48fb5766aee9717e429f772046696b215282d.tar.xz | |
i2c: designware-platdrv: enable RuntimePM before registering to the core
The core may register clients attached to this master which may use
funtionality from the master. So, RuntimePM must be enabled before, otherwise
this will fail.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Cc: stable@kernel.org
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-designware-platdrv.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 3dd2de3..73d5841 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -253,12 +253,6 @@ static int dw_i2c_probe(struct platform_device *pdev) adap->dev.parent = &pdev->dev; adap->dev.of_node = pdev->dev.of_node; - r = i2c_add_numbered_adapter(adap); - if (r) { - dev_err(&pdev->dev, "failure adding adapter\n"); - return r; - } - if (dev->pm_runtime_disabled) { pm_runtime_forbid(&pdev->dev); } else { @@ -268,6 +262,13 @@ static int dw_i2c_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); } + r = i2c_add_numbered_adapter(adap); + if (r) { + dev_err(&pdev->dev, "failure adding adapter\n"); + pm_runtime_disable(&pdev->dev); + return r; + } + return 0; } |