Secondary interrupters can be OS owned, so expose the enable and disable interrupter APIs, so that the interrupts can be configured as requested depending on the client.
Change-Id: I1be99788146f99bd9da3daeed2ecac706993c996 Signed-off-by: Wesley Cheng quic_wcheng@quicinc.com --- drivers/usb/host/xhci.c | 6 ++++-- drivers/usb/host/xhci.h | 2 ++ 2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 872ce8c1a5ba..834d8d160da4 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -320,7 +320,7 @@ static void xhci_zero_64b_regs(struct xhci_hcd *xhci) xhci_info(xhci, "Fault detected\n"); }
-static int xhci_enable_interrupter(struct xhci_interrupter *ir) +int xhci_enable_interrupter(struct xhci_interrupter *ir) { u32 iman;
@@ -332,8 +332,9 @@ static int xhci_enable_interrupter(struct xhci_interrupter *ir)
return 0; } +EXPORT_SYMBOL_GPL(xhci_enable_interrupter);
-static int xhci_disable_interrupter(struct xhci_interrupter *ir) +int xhci_disable_interrupter(struct xhci_interrupter *ir) { u32 iman;
@@ -345,6 +346,7 @@ static int xhci_disable_interrupter(struct xhci_interrupter *ir)
return 0; } +EXPORT_SYMBOL_GPL(xhci_disable_interrupter);
/* interrupt moderation interval imod_interval in nanoseconds */ static int xhci_set_interrupter_moderation(struct xhci_interrupter *ir, diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 4f5e5187ea46..8908c3f5af6f 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1872,6 +1872,8 @@ int xhci_alloc_tt_info(struct xhci_hcd *xhci, struct xhci_virt_device *virt_dev, struct usb_device *hdev, struct usb_tt *tt, gfp_t mem_flags); +int xhci_enable_interrupter(struct xhci_interrupter *ir); +int xhci_disable_interrupter(struct xhci_interrupter *ir);
/* xHCI ring, segment, TRB, and TD functions */ dma_addr_t xhci_trb_virt_to_dma(struct xhci_segment *seg, union xhci_trb *trb);