diff options
| author | Raul E Rangel <rrangel@chromium.org> | 2020-07-10 13:58:48 -0600 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2020-07-12 17:01:24 +0000 |
| commit | 2c952d6bd912605736e3a900c2f67cf0b6bec5b2 (patch) | |
| tree | 38f0e0d452d99287465a81e28408b804f9dca7c5 /src/include | |
| parent | ae0eeb2ab6038c9f8aaaef119c5a51395b401168 (diff) | |
device/xhci: Add helper method to iterate over xhci_supported_protocl
There is some boilerplate required to iterate over the USB supported
protocol structs. Encapsulate all the in a method to make the callers
simpler.
BUG=b:154756391
TEST=Built test trembyle.
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I401f10d242638b0000ba697573856d765333dca0
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43352
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/device/xhci.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/include/device/xhci.h b/src/include/device/xhci.h index 25f950be2e..17ce846459 100644 --- a/src/include/device/xhci.h +++ b/src/include/device/xhci.h @@ -52,6 +52,14 @@ enum cb_err xhci_for_each_ext_cap(const struct device *device, void *context, void (*callback)(void *context, const struct xhci_ext_cap *cap)); +/** + * Helper method that iterates over only the USB supported capabilities structures in the + * xHCI Extended Capabilities List. + */ +enum cb_err xhci_for_each_supported_usb_cap( + const struct device *device, void *context, + void (*callback)(void *context, const struct xhci_supported_protocol *data)); + void xhci_print_supported_protocol(const struct xhci_supported_protocol *supported_protocol); #endif /* __DEVICE_XHCI_H__ */ |