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authorPaolo Bonzini <pbonzini@redhat.com>2017-02-09 18:01:23 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2017-02-09 18:01:23 +0300
commit2e751dfb5ffd20d1a31837dbc9718741df69bffe (patch)
tree8b7e0e47cf0ef4efda0f1090f0ccbbeb17e5a085 /drivers/usb/dwc2/gadget.c
parenta0e136d436ded817c0aade72efdefa56a00b4e5e (diff)
parent7b6b46311a8562fb3a9e035ed6ffab6d49c28886 (diff)
downloadlinux-2e751dfb5ffd20d1a31837dbc9718741df69bffe.tar.xz
Merge tag 'kvmarm-for-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
kvmarm updates for 4.11 - GICv3 save restore - Cache flushing fixes - MSI injection fix for GICv3 ITS - Physical timer emulation support
Diffstat (limited to 'drivers/usb/dwc2/gadget.c')
-rw-r--r--drivers/usb/dwc2/gadget.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index c55db4aa54d6..77c5fcf3a5bf 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -3169,7 +3169,7 @@ void dwc2_hsotg_core_init_disconnected(struct dwc2_hsotg *hsotg,
/* keep other bits untouched (so e.g. forced modes are not lost) */
usbcfg = dwc2_readl(hsotg->regs + GUSBCFG);
usbcfg &= ~(GUSBCFG_TOUTCAL_MASK | GUSBCFG_PHYIF16 | GUSBCFG_SRPCAP |
- GUSBCFG_HNPCAP);
+ GUSBCFG_HNPCAP | GUSBCFG_USBTRDTIM_MASK);
if (hsotg->params.phy_type == DWC2_PHY_TYPE_PARAM_FS &&
(hsotg->params.speed == DWC2_SPEED_PARAM_FULL ||
@@ -3749,8 +3749,8 @@ static int dwc2_hsotg_ep_enable(struct usb_ep *ep,
__func__, epctrl, epctrl_reg);
/* Allocate DMA descriptor chain for non-ctrl endpoints */
- if (using_desc_dma(hsotg)) {
- hs_ep->desc_list = dma_alloc_coherent(hsotg->dev,
+ if (using_desc_dma(hsotg) && !hs_ep->desc_list) {
+ hs_ep->desc_list = dmam_alloc_coherent(hsotg->dev,
MAX_DMA_DESC_NUM_GENERIC *
sizeof(struct dwc2_dma_desc),
&hs_ep->desc_list_dma, GFP_ATOMIC);
@@ -3872,7 +3872,7 @@ error1:
error2:
if (ret && using_desc_dma(hsotg) && hs_ep->desc_list) {
- dma_free_coherent(hsotg->dev, MAX_DMA_DESC_NUM_GENERIC *
+ dmam_free_coherent(hsotg->dev, MAX_DMA_DESC_NUM_GENERIC *
sizeof(struct dwc2_dma_desc),
hs_ep->desc_list, hs_ep->desc_list_dma);
hs_ep->desc_list = NULL;
@@ -3902,14 +3902,6 @@ static int dwc2_hsotg_ep_disable(struct usb_ep *ep)
return -EINVAL;
}
- /* Remove DMA memory allocated for non-control Endpoints */
- if (using_desc_dma(hsotg)) {
- dma_free_coherent(hsotg->dev, MAX_DMA_DESC_NUM_GENERIC *
- sizeof(struct dwc2_dma_desc),
- hs_ep->desc_list, hs_ep->desc_list_dma);
- hs_ep->desc_list = NULL;
- }
-
epctrl_reg = dir_in ? DIEPCTL(index) : DOEPCTL(index);
spin_lock_irqsave(&hsotg->lock, flags);
@@ -4131,7 +4123,7 @@ static void dwc2_hsotg_init(struct dwc2_hsotg *hsotg)
/* keep other bits untouched (so e.g. forced modes are not lost) */
usbcfg = dwc2_readl(hsotg->regs + GUSBCFG);
usbcfg &= ~(GUSBCFG_TOUTCAL_MASK | GUSBCFG_PHYIF16 | GUSBCFG_SRPCAP |
- GUSBCFG_HNPCAP);
+ GUSBCFG_HNPCAP | GUSBCFG_USBTRDTIM_MASK);
/* set the PLL on, remove the HNP/SRP and set the PHY */
trdtim = (hsotg->phyif == GUSBCFG_PHYIF8) ? 9 : 5;