diff options
| author | Dmitry Torokhov <dtor@insightbb.com> | 2007-02-10 01:26:32 -0500 |
|---|---|---|
| committer | Dmitry Torokhov <dtor@insightbb.com> | 2007-02-10 01:26:32 -0500 |
| commit | b22364c8eec89e6b0c081a237f3b6348df87796f (patch) | |
| tree | 233a923281fb640106465d076997ff511efb6edf /drivers/i2c/busses/i2c-ibm_iic.c | |
| parent | 2c8dc071517ec2843869024dc82be2e246f41064 (diff) | |
| parent | 66efc5a7e3061c3597ac43a8bb1026488d57e66b (diff) | |
Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
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); } } |