Switch to use new platform_get_mem_or_io() instead of home grown analogue.
Note, the code has been moved upper in the function to allow farther cleanups,
such as resource sanity check.
Cc: linux-usb@xxxxxxxxxxxxxxx
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
v2: no changes
drivers/usb/host/sl811-hcd.c | 20 +++++++++-----------
1 file changed, 9 insertions(+), 11 deletions(-)
diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c
index adaf4063690a..115ced0d93e1 100644
--- a/drivers/usb/host/sl811-hcd.c
+++ b/drivers/usb/host/sl811-hcd.c
@@ -1614,12 +1614,18 @@ sl811h_probe(struct platform_device *dev)
void __iomem *addr_reg;
void __iomem *data_reg;
int retval;
- u8 tmp, ioaddr = 0;
+ u8 tmp, ioaddr;
unsigned long irqflags;
if (usb_disabled())
return -ENODEV;
+ /* the chip may be wired for either kind of addressing */
+ addr = platform_get_mem_or_io(dev, 0);
+ data = platform_get_mem_or_io(dev, 1);
+ if (!addr || !data || resource_type(addr) != resource_type(data))
+ return -ENODEV;
+
/* basic sanity checks first. board-specific init logic should
* have initialized these three resources and probably board
* specific platform_data. we don't probe for IRQs, and do only
@@ -1632,16 +1638,8 @@ sl811h_probe(struct platform_device *dev)
irq = ires->start;
irqflags = ires->flags & IRQF_TRIGGER_MASK;
- /* the chip may be wired for either kind of addressing */
- addr = platform_get_resource(dev, IORESOURCE_MEM, 0);
- data = platform_get_resource(dev, IORESOURCE_MEM, 1);
- retval = -EBUSY;
- if (!addr || !data) {
- addr = platform_get_resource(dev, IORESOURCE_IO, 0);
- data = platform_get_resource(dev, IORESOURCE_IO, 1);
- if (!addr || !data)
- return -ENODEV;
- ioaddr = 1;
+ ioaddr = resource_type(addr) == IORESOURCE_IO;
+ if (ioaddr) {
/*
* NOTE: 64-bit resource->start is getting truncated
* to avoid compiler warning, assuming that ->start
--
2.29.2
