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usb: dwc3: Add a check for the DWC_usb3 core

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Add a helper function to check if we are running on a DWC_usb3 core.

Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Change-Id: Ic0c3810b798df8bf34a2ad7e1879884e7bf3c8f5
Git-commit: a987a906e95c4d80a364629d6bcb7cf69d2018e4
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
[mrana@codeaurora.org: resolved merge conflicts]
Signed-off-by: Mayank Rana <mrana@codeaurora.org>
This commit is contained in:
John Youn 2016-11-10 17:08:48 -08:00 • committed by Mayank Rana
parent fc1a0913c1
commit 4be0173416
1 changed files with 6 additions and 0 deletions
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6
drivers/usb/dwc3/core.h
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@ -1175,6 +1175,12 @@ struct dwc3_gadget_ep_cmd_params {
void dwc3_set_mode(struct dwc3 *dwc, u32 mode);
int dwc3_gadget_resize_tx_fifos(struct dwc3 *dwc);
/* check whether we are on the DWC_usb3 core */
static inline bool dwc3_is_usb3(struct dwc3 *dwc)
{
return !(dwc->revision & DWC3_REVISION_IS_DWC31);
}
/* check whether we are on the DWC_usb31 core */
static inline bool dwc3_is_usb31(struct dwc3 *dwc)
{