diff options
author | Len Brown <len.brown@intel.com> | 2008-04-30 13:59:05 -0400 |
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committer | Len Brown <len.brown@intel.com> | 2008-04-30 13:59:05 -0400 |
commit | 008238b54ac2350babf195084ecedbcf7851a202 (patch) | |
tree | a7cc18ea0403f4478883a3e36a6f0d2bf67eef3e /drivers/pnp/core.c | |
parent | 96916090f488986a4ebb8e9ffa6a3b50881d5ccd (diff) | |
parent | dfd2e1b4e6eb46ff59c7e1c1111c967b8b5981c1 (diff) |
Merge branch 'pnp' into release
Diffstat (limited to 'drivers/pnp/core.c')
-rw-r--r-- | drivers/pnp/core.c | 46 |
1 files changed, 39 insertions, 7 deletions
diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c index 7d366ca672d3..20771b7d4482 100644 --- a/drivers/pnp/core.c +++ b/drivers/pnp/core.c @@ -106,18 +106,53 @@ static void pnp_release_device(struct device *dmdev) pnp_free_option(dev->independent); pnp_free_option(dev->dependent); pnp_free_ids(dev); + kfree(dev->res); kfree(dev); } -int __pnp_add_device(struct pnp_dev *dev) +struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *protocol, int id, char *pnpid) { - int ret; + struct pnp_dev *dev; + struct pnp_id *dev_id; - pnp_fixup_device(dev); + dev = kzalloc(sizeof(struct pnp_dev), GFP_KERNEL); + if (!dev) + return NULL; + + dev->res = kzalloc(sizeof(struct pnp_resource_table), GFP_KERNEL); + if (!dev->res) { + kfree(dev); + return NULL; + } + + dev->protocol = protocol; + dev->number = id; + dev->dma_mask = DMA_24BIT_MASK; + + dev->dev.parent = &dev->protocol->dev; dev->dev.bus = &pnp_bus_type; dev->dev.dma_mask = &dev->dma_mask; - dev->dma_mask = dev->dev.coherent_dma_mask = DMA_24BIT_MASK; + dev->dev.coherent_dma_mask = dev->dma_mask; dev->dev.release = &pnp_release_device; + + sprintf(dev->dev.bus_id, "%02x:%02x", dev->protocol->number, + dev->number); + + dev_id = pnp_add_id(dev, pnpid); + if (!dev_id) { + kfree(dev->res); + kfree(dev); + return NULL; + } + + return dev; +} + +int __pnp_add_device(struct pnp_dev *dev) +{ + int ret; + + pnp_fixup_device(dev); dev->status = PNP_READY; spin_lock(&pnp_lock); list_add_tail(&dev->global_list, &pnp_global); @@ -145,9 +180,6 @@ int pnp_add_device(struct pnp_dev *dev) if (dev->card) return -EINVAL; - dev->dev.parent = &dev->protocol->dev; - sprintf(dev->dev.bus_id, "%02x:%02x", dev->protocol->number, - dev->number); ret = __pnp_add_device(dev); if (ret) return ret; |