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Commit 0efe5523 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by David S. Miller
Browse files

fore200e: simplify fore200e_bus usage 



There is no need to have a global array of the ops, instead PCI and sbus
can have their own instances assigned in *_probe.  Also switch to C99
initializers.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4b035271

drivers/atm/fore200e.c

+56 −65
Original line number Diff line number Diff line
@@ -106,7 +106,6 @@ 




static const struct atmdev_ops   fore200e_ops;

static const struct fore200e_bus fore200e_bus[];



static LIST_HEAD(fore200e_boards);
@@ -664,9 +663,31 @@ fore200e_pca_proc_read(struct fore200e* fore200e, char *page) 
		   pci_dev->bus->number, PCI_SLOT(pci_dev->devfn), PCI_FUNC(pci_dev->devfn));

}



static const struct fore200e_bus fore200e_pci_ops = {

	.model_name		= "PCA-200E",

	.proc_name		= "pca200e",

	.descr_alignment	= 32,

	.buffer_alignment	= 4,

	.status_alignment	= 32,

	.read			= fore200e_pca_read,

	.write			= fore200e_pca_write,

	.dma_map		= fore200e_pca_dma_map,

	.dma_unmap		= fore200e_pca_dma_unmap,

	.dma_sync_for_cpu	= fore200e_pca_dma_sync_for_cpu,

	.dma_sync_for_device	= fore200e_pca_dma_sync_for_device,

	.dma_chunk_alloc	= fore200e_pca_dma_chunk_alloc,

	.dma_chunk_free		= fore200e_pca_dma_chunk_free,

	.configure		= fore200e_pca_configure,

	.map			= fore200e_pca_map,

	.reset			= fore200e_pca_reset,

	.prom_read		= fore200e_pca_prom_read,

	.unmap			= fore200e_pca_unmap,

	.irq_check		= fore200e_pca_irq_check,

	.irq_ack		= fore200e_pca_irq_ack,

	.proc_read		= fore200e_pca_proc_read,

};

#endif /* CONFIG_PCI */





#ifdef CONFIG_SBUS



static u32 fore200e_sba_read(volatile u32 __iomem *addr)
@@ -855,8 +876,32 @@ static int fore200e_sba_proc_read(struct fore200e *fore200e, char *page) 
	return sprintf(page, "   SBUS slot/device:\t\t%d/'%s'\n",

		       (regs ? regs->which_io : 0), op->dev.of_node->name);

}

#endif /* CONFIG_SBUS */



static const struct fore200e_bus fore200e_sbus_ops = {

	.model_name		= "SBA-200E",

	.proc_name		= "sba200e",

	.descr_alignment	= 32,

	.buffer_alignent	= 64,

	.status_alignment	= 32,

	.read			= fore200e_sba_read,

	.write			= fore200e_sba_write,

	.dma_map		= fore200e_sba_dma_map,

	.dma_unap		= fore200e_sba_dma_unmap,

	.dma_sync_for_cpu	= fore200e_sba_dma_sync_for_cpu,

	.dma_sync_for_device	= fore200e_sba_dma_sync_for_device,

	.dma_chunk_alloc	= fore200e_sba_dma_chunk_alloc,

	.dma_chunk_free		= fore200e_sba_dma_chunk_free,

	.configure		= fore200e_sba_configure,

	.map			= fore200e_sba_map,

	.reset			= fore200e_sba_reset,

	.prom_read		= fore200e_sba_prom_read,

	.unmap			= fore200e_sba_unmap,

	.irq_enable		= fore200e_sba_irq_enable,

	.irq_check		= fore200e_sba_irq_check,

	.irq_ack		= fore200e_sba_irq_ack,

	.proc_read		= fore200e_sba_proc_read,

};

#endif /* CONFIG_SBUS */



static void

fore200e_tx_irq(struct fore200e* fore200e)
@@ -2631,7 +2676,6 @@ static const struct of_device_id fore200e_sba_match[]; 
static int fore200e_sba_probe(struct platform_device *op)

{

	const struct of_device_id *match;

	const struct fore200e_bus *bus;

	struct fore200e *fore200e;

	static int index = 0;

	int err;
@@ -2639,18 +2683,17 @@ static int fore200e_sba_probe(struct platform_device *op) 
	match = of_match_device(fore200e_sba_match, &op->dev);

	if (!match)

		return -EINVAL;

	bus = match->data;



	fore200e = kzalloc(sizeof(struct fore200e), GFP_KERNEL);

	if (!fore200e)

		return -ENOMEM;



	fore200e->bus = bus;

	fore200e->bus = &fore200e_sbus_ops;

	fore200e->bus_dev = op;

	fore200e->irq = op->archdata.irqs[0];

	fore200e->phys_base = op->resource[0].start;



	sprintf(fore200e->name, "%s-%d", bus->model_name, index);

	sprintf(fore200e->name, "SBA-200E-%d", index);



	err = fore200e_init(fore200e, &op->dev);

	if (err < 0) {
@@ -2678,7 +2721,6 @@ static int fore200e_sba_remove(struct platform_device *op) 
static const struct of_device_id fore200e_sba_match[] = {

	{

		.name = SBA200E_PROM_NAME,

		.data = (void *) &fore200e_bus[1],

	},

	{},

};
@@ -2698,7 +2740,6 @@ static struct platform_driver fore200e_sba_driver = { 
static int fore200e_pca_detect(struct pci_dev *pci_dev,

			       const struct pci_device_id *pci_ent)

{

    const struct fore200e_bus* bus = (struct fore200e_bus*) pci_ent->driver_data;

    struct fore200e* fore200e;

    int err = 0;

    static int index = 0;
@@ -2719,20 +2760,19 @@ static int fore200e_pca_detect(struct pci_dev *pci_dev, 
	goto out_disable;

    }



    fore200e->bus       = bus;

    fore200e->bus       = &fore200e_pci_ops;

    fore200e->bus_dev   = pci_dev;    

    fore200e->irq       = pci_dev->irq;

    fore200e->phys_base = pci_resource_start(pci_dev, 0);



    sprintf(fore200e->name, "%s-%d", bus->model_name, index - 1);

    sprintf(fore200e->name, "PCA-200E-%d", index - 1);



    pci_set_master(pci_dev);



    printk(FORE200E "device %s found at 0x%lx, IRQ %s\n",

	   fore200e->bus->model_name, 

    printk(FORE200E "device PCA-200E found at 0x%lx, IRQ %s\n",

	   fore200e->phys_base, fore200e_irq_itoa(fore200e->irq));



    sprintf(fore200e->name, "%s-%d", bus->model_name, index);

    sprintf(fore200e->name, "PCA-200E-%d", index);



    err = fore200e_init(fore200e, &pci_dev->dev);

    if (err < 0) {
@@ -2767,8 +2807,7 @@ static void fore200e_pca_remove_one(struct pci_dev *pci_dev) 




static const struct pci_device_id fore200e_pca_tbl[] = {

    { PCI_VENDOR_ID_FORE, PCI_DEVICE_ID_FORE_PCA200E, PCI_ANY_ID, PCI_ANY_ID,

      0, 0, (unsigned long) &fore200e_bus[0] },

    { PCI_VENDOR_ID_FORE, PCI_DEVICE_ID_FORE_PCA200E, PCI_ANY_ID, PCI_ANY_ID },

    { 0, }

};
@@ -3108,8 +3147,7 @@ module_init(fore200e_module_init); 
module_exit(fore200e_module_cleanup);





static const struct atmdev_ops fore200e_ops =

{

static const struct atmdev_ops fore200e_ops = {

	.open       = fore200e_open,

	.close      = fore200e_close,

	.ioctl      = fore200e_ioctl,
@@ -3121,53 +3159,6 @@ static const struct atmdev_ops fore200e_ops = 
	.owner      = THIS_MODULE

};





static const struct fore200e_bus fore200e_bus[] = {

#ifdef CONFIG_PCI

    { "PCA-200E", "pca200e", 32, 4, 32, 

      fore200e_pca_read,

      fore200e_pca_write,

      fore200e_pca_dma_map,

      fore200e_pca_dma_unmap,

      fore200e_pca_dma_sync_for_cpu,

      fore200e_pca_dma_sync_for_device,

      fore200e_pca_dma_chunk_alloc,

      fore200e_pca_dma_chunk_free,

      fore200e_pca_configure,

      fore200e_pca_map,

      fore200e_pca_reset,

      fore200e_pca_prom_read,

      fore200e_pca_unmap,

      NULL,

      fore200e_pca_irq_check,

      fore200e_pca_irq_ack,

      fore200e_pca_proc_read,

    },

#endif

#ifdef CONFIG_SBUS

    { "SBA-200E", "sba200e", 32, 64, 32,

      fore200e_sba_read,

      fore200e_sba_write,

      fore200e_sba_dma_map,

      fore200e_sba_dma_unmap,

      fore200e_sba_dma_sync_for_cpu,

      fore200e_sba_dma_sync_for_device,

      fore200e_sba_dma_chunk_alloc,

      fore200e_sba_dma_chunk_free,

      fore200e_sba_configure,

      fore200e_sba_map,

      fore200e_sba_reset,

      fore200e_sba_prom_read,

      fore200e_sba_unmap,

      fore200e_sba_irq_enable,

      fore200e_sba_irq_check,

      fore200e_sba_irq_ack,

      fore200e_sba_proc_read,

    },

#endif

    {}

};



MODULE_LICENSE("GPL");

#ifdef CONFIG_PCI

#ifdef __LITTLE_ENDIAN__