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path: root/drivers/net/ipa/ipa_uc.h
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Diffstat (limited to 'drivers/net/ipa/ipa_uc.h')
-rw-r--r--drivers/net/ipa/ipa_uc.h22
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..23847f934d64 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_power() - Take a proxy power 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 is powered 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 power reference.
+ */
+void ipa_uc_power(struct ipa *ipa);
/**
* ipa_uc_panic_notifier()