iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

usb: dwc3: host: Fix broken XHCI host

Browse Source 
Looks like we lost all changes related to
commit 9522def400 ("usb: dwc3: core: cleanup IRQ resources") in host.c
when Felipe's next branch was merged into Greg's next branch.

Fixes 215db94818 ("Merge tag 'usb-for-v4.8' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-next")
Signed-off-by: Roger Quadros <rogerq@ti.com>
Acked-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Roger Quadros 2016-06-30 14:54:17 +03:00 committed by Greg Kroah-Hartman
parent f76a28a69a
commit 322832f2f1
1 changed files with 42 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
drivers/usb/dwc3/host.c
View File

@ -23,7 +23,48 @@ int dwc3_host_init(struct dwc3 *dwc)
{
struct property_entry props[2];
struct platform_device *xhci;
int ret;
int ret, irq;
struct resource *res;
struct platform_device *dwc3_pdev = to_platform_device(dwc->dev);
irq = platform_get_irq_byname(dwc3_pdev, "host");
if (irq == -EPROBE_DEFER)
return irq;
if (irq <= 0) {
irq = platform_get_irq_byname(dwc3_pdev, "dwc_usb3");
if (irq == -EPROBE_DEFER)
return irq;
if (irq <= 0) {
irq = platform_get_irq(dwc3_pdev, 0);
if (irq <= 0) {
if (irq != -EPROBE_DEFER) {
dev_err(dwc->dev,
"missing host IRQ\n");
}
if (!irq)
irq = -EINVAL;
return irq;
} else {
res = platform_get_resource(dwc3_pdev,
IORESOURCE_IRQ, 0);
}
} else {
res = platform_get_resource_byname(dwc3_pdev,
IORESOURCE_IRQ,
"dwc_usb3");
}
} else {
res = platform_get_resource_byname(dwc3_pdev, IORESOURCE_IRQ,
"host");
}
dwc->xhci_resources[1].start = irq;
dwc->xhci_resources[1].end = irq;
dwc->xhci_resources[1].flags = res->flags;
dwc->xhci_resources[1].name = res->name;
xhci = platform_device_alloc("xhci-hcd", PLATFORM_DEVID_AUTO);
if (!xhci) {