diff options
| author |   Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2015-09-16 17:24:02 +0300 |
|---|---|---|
| committer |   Wolfram Sang <wsa@the-dreams.de> | 2015-10-20 16:51:42 +0200 |
| commit | 064181b00e33c917145194247b4abcfa36ca06d7 (patch) | |
| tree | 1640f8e59c3f5f4bc9174e9af77072bc07ed8d23 /drivers/i2c/busses/i2c-ismt.c | |
| parent | i2c: ismt: propagate actual error code (diff) | |
| download | linux-dev-064181b00e33c917145194247b4abcfa36ca06d7.tar.xz linux-dev-064181b00e33c917145194247b4abcfa36ca06d7.zip | |
i2c: ismt: issue a warning when fail to request MSI
Issue the warning in all error paths when unable to register MSI or its
handler.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-ismt.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-ismt.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c index 21cd4f6636bf..80648be36cce 100644 --- a/drivers/i2c/busses/i2c-ismt.c +++ b/drivers/i2c/busses/i2c-ismt.c @@ -788,11 +788,8 @@ static int ismt_int_init(struct ismt_priv *priv) /* Try using MSI interrupts */ err = pci_enable_msi(priv->pci_dev); - if (err) { - dev_warn(&priv->pci_dev->dev, - "Unable to use MSI interrupts, falling back to legacy\n"); + if (err) goto intx; - } err = devm_request_irq(&priv->pci_dev->dev, priv->pci_dev->irq, @@ -805,10 +802,13 @@ static int ismt_int_init(struct ismt_priv *priv) goto intx; } - goto done; + return 0; /* Try using legacy interrupts */ intx: + dev_warn(&priv->pci_dev->dev, + "Unable to use MSI interrupts, falling back to legacy\n"); + err = devm_request_irq(&priv->pci_dev->dev, priv->pci_dev->irq, ismt_do_interrupt, @@ -820,7 +820,6 @@ intx: return err; } -done: return 0; } |