diff options
Diffstat (limited to 'drivers/net/ipa/ipa_uc.h')
| -rw-r--r-- | drivers/net/ipa/ipa_uc.h | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/net/ipa/ipa_uc.h b/drivers/net/ipa/ipa_uc.h index e8510899a3f0..14e4e1115aa7 100644 --- a/drivers/net/ipa/ipa_uc.h +++ b/drivers/net/ipa/ipa_uc.h @@ -9,16 +9,30 @@ struct ipa; /** - * ipa_uc_setup() - set up the IPA microcontroller subsystem + * ipa_uc_config() - Configure the IPA microcontroller subsystem * @ipa: IPA pointer */ -void ipa_uc_setup(struct ipa *ipa); +void ipa_uc_config(struct ipa *ipa); /** - * ipa_uc_teardown() - inverse of ipa_uc_setup() + * ipa_uc_deconfig() - Inverse of ipa_uc_config() * @ipa: IPA pointer */ -void ipa_uc_teardown(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() |