diff options
Diffstat (limited to 'drivers/net/ipa/ipa_uc.h')
| -rw-r--r-- | drivers/net/ipa/ipa_uc.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/ipa/ipa_uc.h b/drivers/net/ipa/ipa_uc.h index cb0a224022f5..14e4e1115aa7 100644 --- a/drivers/net/ipa/ipa_uc.h +++ b/drivers/net/ipa/ipa_uc.h @@ -21,6 +21,20 @@ void ipa_uc_config(struct ipa *ipa); void ipa_uc_deconfig(struct ipa *ipa); /** + * ipa_uc_clock() - Take a proxy clock reference for the microcontroller + * @ipa: IPA pointer + * + * The first time the modem boots, it loads firmware for and starts the + * IPA-resident microcontroller. The microcontroller signals that it + * has completed its initialization by sending an INIT_COMPLETED response + * message to the AP. The AP must ensure the IPA core clock is operating + * until it receives this message, and to do so we take a "proxy" clock + * reference on its behalf here. Once we receive the INIT_COMPLETED + * message (in ipa_uc_response_hdlr()) we drop this clock reference. + */ +void ipa_uc_clock(struct ipa *ipa); + +/** * ipa_uc_panic_notifier() * @ipa: IPA pointer * |