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Diffstat (limited to 'tdm/xivo_tdm_api.h')
-rw-r--r--tdm/xivo_tdm_api.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/tdm/xivo_tdm_api.h b/tdm/xivo_tdm_api.h
new file mode 100644
index 0000000..ce0d448
--- /dev/null
+++ b/tdm/xivo_tdm_api.h
@@ -0,0 +1,45 @@
+#ifndef XIVO_TDM_API_H
+#define XIVO_TDM_API_H
+
+/* XXX matches with ICP_HSSDRV_PORT_XHFC_MEGREZ_PROTO_XIVO_CONFIG */
+#define XHFC_MEGREZ_PROTO_XIVO_CONFIG 4
+
+struct xivo_tdm_port;
+
+/* TDM port allocation
+ * Returns a xivo_tdm_port pointer if available, else NULL. */
+/* hardirq: no -- softirq: no -- user: yes */
+struct xivo_tdm_port *xivo_tdm_get_port(int tdm_port_num);
+
+/* TDM port release */
+/* hardirq: no -- softirq: no -- user: yes */
+void xivo_tdm_put_port(struct xivo_tdm_port *);
+
+/* TDM port config + startup */
+/* hardirq: no -- softirq: no -- user: yes */
+int xivo_tdm_config_port(
+ struct xivo_tdm_port* xtp,
+ unsigned int port_config);
+
+/* hardirq: no -- softirq: no -- user: yes */
+int xivo_tdm_start_chans(
+ struct xivo_tdm_port* xtp,
+ u32 chans);
+
+/* hardirq: yes -- softirq: yes -- user: yes */
+void xivo_tdm_receive(
+ struct xivo_tdm_port* xtp,
+ const unsigned int cnum,
+ u8 samples[8]);
+
+/* hardirq: yes -- softirq: yes -- user: yes */
+void xivo_tdm_transmit(
+ struct xivo_tdm_port* xtp,
+ const unsigned int cnum,
+ const u8 samples[8]);
+
+/* hardirq: yes -- softirq: yes -- user: yes */
+void xivo_tdm_tick(
+ struct xivo_tdm_port* xtp);
+
+#endif /* XIVO_TDM_API_H */