diff options
author | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-12 09:57:55 -0800 |
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committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-12 09:57:55 -0800 |
commit | 659dba34807692a6ebd55e7859dff2c7cb1b005d (patch) | |
tree | cbc8454fa57af5d3e5d37a3dbbca2c7da92c6ef0 /drivers/i2c/busses/i2c-ibm_iic.c | |
parent | 3640543df26fd38f31f0c6decc35c07be2a6307c (diff) | |
parent | d7aef138f3c08c5bbab567bc9a84e43a88f50395 (diff) |
Merge branch 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6
* 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6:
i2c: Fix OMAP clock prescaler to match the comment
i2c: Refactor a kfree in i2c-dev
i2c: Fix return value check in i2c-dev
i2c: Enable PEC on more i2c-i801 devices
i2c: Discard the i2c algo del_bus wrappers
i2c: New ARM Versatile/Realview bus driver
i2c: fix broken ds1337 initialization
i2c: i2c-i801 documentation update
i2c: Use the __ATTR macro where possible
i2c: Whitespace cleanups
i2c: Use put_user instead of copy_to_user where possible
i2c: New Atmel AT91 bus driver
i2c: Add support for nested i2c bus locking
i2c: Cleanups to the i2c-nforce2 bus driver
i2c: Add request/release_mem_region to i2c-ibm_iic bus driver
i2c: New Philips PNX bus driver
i2c: Delete the broken i2c-ite bus driver
i2c: Update the list of driver IDs
i2c: Fix documentation typos
Diffstat (limited to 'drivers/i2c/busses/i2c-ibm_iic.c')
-rw-r--r-- | drivers/i2c/busses/i2c-ibm_iic.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-ibm_iic.c b/drivers/i2c/busses/i2c-ibm_iic.c index 781a99c1647..1898e998702 100644 --- a/drivers/i2c/busses/i2c-ibm_iic.c +++ b/drivers/i2c/busses/i2c-ibm_iic.c @@ -680,6 +680,12 @@ static int __devinit iic_probe(struct ocp_device *ocp){ dev->idx = ocp->def->index; ocp_set_drvdata(ocp, dev); + if (!request_mem_region(ocp->def->paddr, sizeof(struct iic_regs), + "ibm_iic")) { + ret = -EBUSY; + goto fail1; + } + if (!(dev->vaddr = ioremap(ocp->def->paddr, sizeof(struct iic_regs)))){ printk(KERN_CRIT "ibm-iic%d: failed to ioremap device registers\n", dev->idx); @@ -750,6 +756,8 @@ fail: iounmap(dev->vaddr); fail2: + release_mem_region(ocp->def->paddr, sizeof(struct iic_regs)); +fail1: ocp_set_drvdata(ocp, NULL); kfree(dev); return ret; @@ -777,6 +785,7 @@ static void __devexit iic_remove(struct ocp_device *ocp) free_irq(dev->irq, dev); } iounmap(dev->vaddr); + release_mem_region(ocp->def->paddr, sizeof(struct iic_regs)); kfree(dev); } } |