Changes in uspace/lib/nic/include/nic.h [77a69ea:00d7e1b] in mainline

File:

• uspace/lib/nic/include/nic.h (modified) (9 diffs)

uspace/lib/nic/include/nic.h

@@ -42 +42 @@
 #include <ddf/driver.h>
 #include <device/hw_res_parsed.h>
+#include <net/packet.h>
 #include <ops/nic.h>
-
-#define DEVICE_CATEGORY_NIC "nic"
 
 struct nic;
@@ -62 +61 @@
 
 /**
- * Simple structure for sending lists of frames.
+ * Simple structure for sending the allocated frames (packets) in a list.
  */
 typedef struct {
         link_t link;
-        void *data;
-        size_t size;
+        packet_t *packet;
 } nic_frame_t;
 
@@ -73 +71 @@
 
 /**
- * Handler for writing frame data to the NIC device.
- * The function is responsible for releasing the frame.
+ * Handler for writing packet data to the NIC device.
+ * The function is responsible for releasing the packet.
  * It does not return anything, if some error is detected the function just
  * silently fails (logging on debug level is suggested).
  *
  * @param nic_data
- * @param data          Pointer to frame data
- * @param size          Size of frame data in bytes
- */
-typedef void (*send_frame_handler)(nic_t *, void *, size_t);
+ * @param packet        Pointer to the packet to be sent
+ */
+typedef void (*write_packet_handler)(nic_t *, packet_t *);
 /**
  * The handler for transitions between driver states.
@@ -160 +157 @@
  * @return ENOTSUP      If this filter cannot work on this NIC (e.g. the NIC
  *                                      cannot run in promiscuous node or the limit of WOL
- *                                      frames' specifications was reached).
+ *                                      packets' specifications was reached).
  * @return ELIMIT       If this filter must implemented in HW but currently the
  *                                      limit of these HW filters was reached.
@@ -206 +203 @@
 /* Functions called in add_device */
 extern int nic_connect_to_services(nic_t *);
+extern int nic_register_as_ddf_fun(nic_t *, ddf_dev_ops_t *);
 extern int nic_get_resources(nic_t *, hw_res_list_parsed_t *);
 extern void nic_set_specific(nic_t *, void *);
-extern void nic_set_send_frame_handler(nic_t *, send_frame_handler);
+extern void nic_set_write_packet_handler(nic_t *, write_packet_handler);
 extern void nic_set_state_change_handlers(nic_t *,
         state_change_handler, state_change_handler, state_change_handler);
@@ -220 +218 @@
         poll_mode_change_handler, poll_request_handler);
 
+/* Functions called in device_added */
+extern int nic_ready(nic_t *);
+
 /* General driver functions */
 extern ddf_dev_t *nic_get_ddf_dev(nic_t *);
 extern ddf_fun_t *nic_get_ddf_fun(nic_t *);
-extern void nic_set_ddf_fun(nic_t *, ddf_fun_t *);
 extern nic_t *nic_get_from_ddf_dev(ddf_dev_t *);
 extern nic_t *nic_get_from_ddf_fun(ddf_fun_t *);
@@ -232 +232 @@
 extern int nic_report_poll_mode(nic_t *, nic_poll_mode_t, struct timeval *);
 extern void nic_query_address(nic_t *, nic_address_t *);
-extern void nic_received_noneth_frame(nic_t *, void *, size_t);
+extern void nic_received_packet(nic_t *, packet_t *);
+extern void nic_received_noneth_packet(nic_t *, packet_t *);
 extern void nic_received_frame(nic_t *, nic_frame_t *);
 extern void nic_received_frame_list(nic_t *, nic_frame_list_t *);
@@ -246 +247 @@
 extern void nic_report_collisions(nic_t *, unsigned);
 
-/* Frame / frame list allocation and deallocation */
+/* Packet / frame / frame list allocation and deallocation */
+extern packet_t *nic_alloc_packet(nic_t *, size_t);
+extern void nic_release_packet(nic_t *, packet_t *);
 extern nic_frame_t *nic_alloc_frame(nic_t *, size_t);
 extern nic_frame_list_t *nic_alloc_frame_list(void);
@@ -271 +274 @@
 extern void nic_sw_period_stop(nic_t *);
 
+/* Packet DMA lock */
+extern void * nic_dma_lock_packet(packet_t * packet);
+extern void nic_dma_unlock_packet(packet_t * packet);
+
 #endif // __NIC_H__