From: Andy Shevchenko <andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Wolfram Sang <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>,
Neil Horman <nhorman-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>,
Mika Westerberg
<mika.westerberg-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
Cc: Andy Shevchenko
<andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
Subject: [PATCH 5/6] i2c: ismt: issue a warning when fail to request MSI
Date: Wed, 16 Sep 2015 17:24:02 +0300 [thread overview]
Message-ID: <1442413443-123579-5-git-send-email-andriy.shevchenko@linux.intel.com> (raw)
In-Reply-To: <1442413443-123579-1-git-send-email-andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
Issue the warning in all error paths when unable to register MSI or its
handler.
Signed-off-by: Andy Shevchenko <andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
---
drivers/i2c/busses/i2c-ismt.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c
index 3bc4bad..48e0693 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;
}
--
2.5.1
next prev parent reply other threads:[~2015-09-16 14:24 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-16 14:23 [PATCH 1/6] i2c: ismt: improve usage of devres API Andy Shevchenko
[not found] ` <1442413443-123579-1-git-send-email-andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2015-09-16 14:23 ` [PATCH 2/6] i2c: ismt: PCI core handles power state for us Andy Shevchenko
2015-10-20 14:42 ` Wolfram Sang
2015-09-16 14:24 ` [PATCH 3/6] i2c: ismt: do not duplicate msi_enabled flag Andy Shevchenko
2015-09-16 14:24 ` [PATCH 4/6] i2c: ismt: propagate actual error code Andy Shevchenko
2015-09-16 14:24 ` Andy Shevchenko [this message]
2015-09-16 14:24 ` [PATCH 6/6] i2c: ismt: mark register space with __iomem Andy Shevchenko
2015-09-28 10:45 ` [PATCH 1/6] i2c: ismt: improve usage of devres API Andy Shevchenko
2015-09-28 11:01 ` Mika Westerberg
2015-10-20 14:47 ` Wolfram Sang
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