diff options
| author | Jean Delvare <jdelvare@suse.de> | 2008-07-14 22:38:33 +0200 |
|---|---|---|
| committer | Jean Delvare <khali@mahadeva.delvare> | 2008-07-14 22:38:33 +0200 |
| commit | 54fb4a05af0a4b814e6716cfdf3fa97fc6be7a32 (patch) | |
| tree | b3a258dce4f1bc8ccb58541efae444ba89f9fc55 /drivers/i2c/busses/i2c-viapro.c | |
| parent | 2373c1801afd06d3a206376902b39a98458c9cfb (diff) | |
| download | linux-54fb4a05af0a4b814e6716cfdf3fa97fc6be7a32.tar.bz2 | |
i2c: Check for ACPI resource conflicts
Check for ACPI resource conflicts in i2c bus drivers. I've included
all recent SMBus master drivers for PC hardware.
I've voluntarily left out:
* Drivers that don't run on PCs: they can't conflict with ACPI.
* Bit-banged bus device drivers: it's very unlikely that ACPI would
deal with such buses.
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-viapro.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-viapro.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c index 7957ce515891..faef99560f23 100644 --- a/drivers/i2c/busses/i2c-viapro.c +++ b/drivers/i2c/busses/i2c-viapro.c @@ -50,6 +50,7 @@ #include <linux/ioport.h> #include <linux/i2c.h> #include <linux/init.h> +#include <linux/acpi.h> #include <asm/io.h> static struct pci_dev *vt596_pdev; @@ -356,6 +357,10 @@ static int __devinit vt596_probe(struct pci_dev *pdev, } found: + error = acpi_check_region(vt596_smba, 8, vt596_driver.name); + if (error) + return error; + if (!request_region(vt596_smba, 8, vt596_driver.name)) { dev_err(&pdev->dev, "SMBus region 0x%x already in use!\n", vt596_smba); |