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path: root/drivers/net/ipa/gsi.h
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Diffstat (limited to 'drivers/net/ipa/gsi.h')
-rw-r--r--drivers/net/ipa/gsi.h31
1 files changed, 29 insertions, 2 deletions
diff --git a/drivers/net/ipa/gsi.h b/drivers/net/ipa/gsi.h
index 81cd7b07f6e1..88b80dc3db79 100644
--- a/drivers/net/ipa/gsi.h
+++ b/drivers/net/ipa/gsi.h
@@ -232,8 +232,35 @@ int gsi_channel_stop(struct gsi *gsi, u32 channel_id);
*/
void gsi_channel_reset(struct gsi *gsi, u32 channel_id, bool doorbell);
-int gsi_channel_suspend(struct gsi *gsi, u32 channel_id, bool stop);
-int gsi_channel_resume(struct gsi *gsi, u32 channel_id, bool start);
+/**
+ * gsi_suspend() - Prepare the GSI subsystem for suspend
+ * @gsi: GSI pointer
+ */
+void gsi_suspend(struct gsi *gsi);
+
+/**
+ * gsi_resume() - Resume the GSI subsystem following suspend
+ * @gsi: GSI pointer
+ */
+void gsi_resume(struct gsi *gsi);
+
+/**
+ * gsi_channel_suspend() - Suspend a GSI channel
+ * @gsi: GSI pointer
+ * @channel_id: Channel to suspend
+ *
+ * For IPA v4.0+, suspend is implemented by stopping the channel.
+ */
+int gsi_channel_suspend(struct gsi *gsi, u32 channel_id);
+
+/**
+ * gsi_channel_resume() - Resume a suspended GSI channel
+ * @gsi: GSI pointer
+ * @channel_id: Channel to resume
+ *
+ * For IPA v4.0+, the stopped channel is started again.
+ */
+int gsi_channel_resume(struct gsi *gsi, u32 channel_id);
/**
* gsi_init() - Initialize the GSI subsystem