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path: root/drivers/mtd/nand/denali_pci.c
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Diffstat (limited to 'drivers/mtd/nand/denali_pci.c')
-rw-r--r--drivers/mtd/nand/denali_pci.c43
1 files changed, 11 insertions, 32 deletions
diff --git a/drivers/mtd/nand/denali_pci.c b/drivers/mtd/nand/denali_pci.c
index 6e2f387b8..de31514df 100644
--- a/drivers/mtd/nand/denali_pci.c
+++ b/drivers/mtd/nand/denali_pci.c
@@ -30,19 +30,19 @@ MODULE_DEVICE_TABLE(pci, denali_pci_ids);
static int denali_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
{
- int ret = -ENODEV;
+ int ret;
resource_size_t csr_base, mem_base;
unsigned long csr_len, mem_len;
struct denali_nand_info *denali;
- denali = kzalloc(sizeof(*denali), GFP_KERNEL);
+ denali = devm_kzalloc(&dev->dev, sizeof(*denali), GFP_KERNEL);
if (!denali)
return -ENOMEM;
- ret = pci_enable_device(dev);
+ ret = pcim_enable_device(dev);
if (ret) {
- pr_err("Spectra: pci_enable_device failed.\n");
- goto failed_alloc_memery;
+ dev_err(&dev->dev, "Spectra: pci_enable_device failed.\n");
+ return ret;
}
if (id->driver_data == INTEL_CE4100) {
@@ -69,20 +69,19 @@ static int denali_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
ret = pci_request_regions(dev, DENALI_NAND_NAME);
if (ret) {
- pr_err("Spectra: Unable to request memory regions\n");
- goto failed_enable_dev;
+ dev_err(&dev->dev, "Spectra: Unable to request memory regions\n");
+ return ret;
}
denali->flash_reg = ioremap_nocache(csr_base, csr_len);
if (!denali->flash_reg) {
- pr_err("Spectra: Unable to remap memory region\n");
- ret = -ENOMEM;
- goto failed_req_regions;
+ dev_err(&dev->dev, "Spectra: Unable to remap memory region\n");
+ return -ENOMEM;
}
denali->flash_mem = ioremap_nocache(mem_base, mem_len);
if (!denali->flash_mem) {
- pr_err("Spectra: ioremap_nocache failed!");
+ dev_err(&dev->dev, "Spectra: ioremap_nocache failed!");
ret = -ENOMEM;
goto failed_remap_reg;
}
@@ -99,13 +98,6 @@ failed_remap_mem:
iounmap(denali->flash_mem);
failed_remap_reg:
iounmap(denali->flash_reg);
-failed_req_regions:
- pci_release_regions(dev);
-failed_enable_dev:
- pci_disable_device(dev);
-failed_alloc_memery:
- kfree(denali);
-
return ret;
}
@@ -117,9 +109,6 @@ static void denali_pci_remove(struct pci_dev *dev)
denali_remove(denali);
iounmap(denali->flash_reg);
iounmap(denali->flash_mem);
- pci_release_regions(dev);
- pci_disable_device(dev);
- kfree(denali);
}
static struct pci_driver denali_pci_driver = {
@@ -129,14 +118,4 @@ static struct pci_driver denali_pci_driver = {
.remove = denali_pci_remove,
};
-static int denali_init_pci(void)
-{
- return pci_register_driver(&denali_pci_driver);
-}
-module_init(denali_init_pci);
-
-static void denali_exit_pci(void)
-{
- pci_unregister_driver(&denali_pci_driver);
-}
-module_exit(denali_exit_pci);
+module_pci_driver(denali_pci_driver);