diff options
| author | Fabio Baltieri <fabio.baltieri@linaro.org> | 2013-04-03 16:02:25 +0200 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2013-04-03 17:15:18 +0300 |
| commit | 88b1c78db32782041d9548e3c4ab405f9e9eab59 (patch) | |
| tree | 473542089e2da9b8cc8ee281a9083dd71eca866e /drivers/usb | |
| parent | ecfd3f7bb3d5dceb8e7ad1c117303c774cb90234 (diff) | |
| download | blackbird-obmc-linux-88b1c78db32782041d9548e3c4ab405f9e9eab59.tar.gz blackbird-obmc-linux-88b1c78db32782041d9548e3c4ab405f9e9eab59.zip | |
usb: phy: ab8500-usb: check regulator_enable return value
Since regulator_enable() is going to be marked as __must_check in the
next merge window, always check regulator_enable() return value and
print a warning if it fails.
Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/phy/phy-ab8500-usb.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/usb/phy/phy-ab8500-usb.c b/drivers/usb/phy/phy-ab8500-usb.c index 749614cf6e2b..4acef26a2ef5 100644 --- a/drivers/usb/phy/phy-ab8500-usb.c +++ b/drivers/usb/phy/phy-ab8500-usb.c @@ -167,7 +167,9 @@ static void ab8500_usb_regulator_enable(struct ab8500_usb *ab) { int ret, volt; - regulator_enable(ab->v_ape); + ret = regulator_enable(ab->v_ape); + if (ret) + dev_err(ab->dev, "Failed to enable v-ape\n"); if (!is_ab8500_2p0_or_earlier(ab->ab8500)) { ab->saved_v_ulpi = regulator_get_voltage(ab->v_ulpi); @@ -185,7 +187,9 @@ static void ab8500_usb_regulator_enable(struct ab8500_usb *ab) ret); } - regulator_enable(ab->v_ulpi); + ret = regulator_enable(ab->v_ulpi); + if (ret) + dev_err(ab->dev, "Failed to enable vddulpivio18\n"); if (!is_ab8500_2p0_or_earlier(ab->ab8500)) { volt = regulator_get_voltage(ab->v_ulpi); @@ -194,7 +198,9 @@ static void ab8500_usb_regulator_enable(struct ab8500_usb *ab) volt); } - regulator_enable(ab->v_musb); + ret = regulator_enable(ab->v_musb); + if (ret) + dev_err(ab->dev, "Failed to enable musb_1v8\n"); } static void ab8500_usb_regulator_disable(struct ab8500_usb *ab) |
