diff options
| author | Felipe Balbi <balbi@ti.com> | 2011-10-24 13:03:13 +0400 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2011-12-12 13:48:24 +0400 |
| commit | 457d3f214f97783c392dd4d64e2427c121b1a4d6 (patch) | |
| tree | 37ce34cb8a336c30d0a24589358c94bb85ee957a /drivers/usb/dwc3/core.c | |
| parent | 5ddcee27c19e36711992a0e6ed3249fd06faa0e7 (diff) | |
| download | linux-457d3f214f97783c392dd4d64e2427c121b1a4d6.tar.xz | |
usb: dwc3: core: drop DWC3_EVENT_BUFFERS_MAX
hardware will tell us how many event buffers we
need to support, so let's allocate the array
dynamically too.
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc3/core.c')
| -rw-r--r-- | drivers/usb/dwc3/core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 83e382b4ae28..a2db41162575 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -221,6 +221,12 @@ static int __devinit dwc3_alloc_event_buffers(struct dwc3 *dwc, unsigned length) num = DWC3_NUM_INT(dwc->hwparams.hwparams1); dwc->num_event_buffers = num; + dwc->ev_buffs = kzalloc(sizeof(*dwc->ev_buffs) * num, GFP_KERNEL); + if (!dwc->ev_buffs) { + dev_err(dwc->dev, "can't allocate event buffers array\n"); + return -ENOMEM; + } + for (i = 0; i < num; i++) { struct dwc3_event_buffer *evt; |