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yaml
---
r: 66078
b: refs/heads/master
c: 1b45546
h: refs/heads/master
v: v3
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Grant Likely authored and Jens Axboe committed Oct 10, 2007
1 parent 1bb6c8e commit a968551
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Showing 2 changed files with 62 additions and 39 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: edec49616c7b4ad7ceb3b936a8d95b10652ee677
refs/heads/master: 1b455466549f46bab0a75a7a296a9331a38fd6fa
99 changes: 61 additions & 38 deletions trunk/drivers/block/xsysace.c
Original file line number Diff line number Diff line change
Expand Up @@ -1033,7 +1033,7 @@ static int __devinit ace_setup(struct ace_device *ace)
if (ace->irq != NO_IRQ)
free_irq(ace->irq, ace);
err_ioremap:
printk(KERN_INFO "xsysace: error initializing device at 0x%lx\n",
dev_info(ace->dev, "xsysace: error initializing device at 0x%lx\n",
ace->physaddr);
return -ENOMEM;
}
Expand All @@ -1056,68 +1056,91 @@ static void __devexit ace_teardown(struct ace_device *ace)
iounmap(ace->baseaddr);
}

/* ---------------------------------------------------------------------
* Platform Bus Support
*/

static int __devinit ace_probe(struct platform_device *dev)
static int __devinit
ace_alloc(struct device *dev, int id, unsigned long physaddr,
int irq, int bus_width)
{
struct ace_device *ace;
int i;
int rc;
dev_dbg(dev, "ace_alloc(%p)\n", dev);

dev_dbg(&dev->dev, "ace_probe(%p)\n", dev);
if (!physaddr) {
rc = -ENODEV;
goto err_noreg;
}

/*
* Allocate the ace device structure
*/
/* Allocate and initialize the ace device structure */
ace = kzalloc(sizeof(struct ace_device), GFP_KERNEL);
if (!ace)
if (!ace) {
rc = -ENOMEM;
goto err_alloc;

ace->dev = &dev->dev;
ace->id = dev->id;
ace->irq = NO_IRQ;

for (i = 0; i < dev->num_resources; i++) {
if (dev->resource[i].flags & IORESOURCE_MEM)
ace->physaddr = dev->resource[i].start;
if (dev->resource[i].flags & IORESOURCE_IRQ)
ace->irq = dev->resource[i].start;
}

/* FIXME: Should get bus_width from the platform_device struct */
ace->bus_width = 1;

platform_set_drvdata(dev, ace);
ace->dev = dev;
ace->id = id;
ace->physaddr = physaddr;
ace->irq = irq;
ace->bus_width = bus_width;

/* Call the bus-independant setup code */
if (ace_setup(ace) != 0)
/* Call the setup code */
if ((rc = ace_setup(ace)) != 0)
goto err_setup;

dev_set_drvdata(dev, ace);
return 0;

err_setup:
platform_set_drvdata(dev, NULL);
dev_set_drvdata(dev, NULL);
kfree(ace);
err_alloc:
printk(KERN_ERR "xsysace: could not initialize device\n");
return -ENOMEM;
err_noreg:
dev_err(dev, "could not initialize device, err=%i\n", rc);
return rc;
}

/*
* Platform bus remove() method
*/
static int __devexit ace_remove(struct platform_device *dev)
static void __devexit ace_free(struct device *dev)
{
struct ace_device *ace = platform_get_drvdata(dev);
dev_dbg(&dev->dev, "ace_remove(%p)\n", dev);
struct ace_device *ace = dev_get_drvdata(dev);
dev_dbg(dev, "ace_free(%p)\n", dev);

if (ace) {
ace_teardown(ace);
platform_set_drvdata(dev, NULL);
dev_set_drvdata(dev, NULL);
kfree(ace);
}
}

/* ---------------------------------------------------------------------
* Platform Bus Support
*/

static int __devinit ace_probe(struct platform_device *dev)
{
unsigned long physaddr = 0;
int bus_width = 1; /* FIXME: should not be hard coded */
int id = dev->id;
int irq = NO_IRQ;
int i;

dev_dbg(&dev->dev, "ace_probe(%p)\n", dev);

for (i = 0; i < dev->num_resources; i++) {
if (dev->resource[i].flags & IORESOURCE_MEM)
physaddr = dev->resource[i].start;
if (dev->resource[i].flags & IORESOURCE_IRQ)
irq = dev->resource[i].start;
}

/* Call the bus-independant setup code */
return ace_alloc(&dev->dev, id, physaddr, irq, bus_width);
}

/*
* Platform bus remove() method
*/
static int __devexit ace_remove(struct platform_device *dev)
{
ace_free(&dev->dev);
return 0;
}

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