spidernet: autoneg support for Celleb

Add auto negotiation support for Celleb.

Signed-off-by: Kou Ishizaki <kou.ishizaki@toshiba.co.jp>
Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 9 insertions, 1 deletions

diff --git a/drivers/net/spider_net.h b/drivers/net/spider_net.h
index 2fec5cf76926..6f5ee27f80fc 100644
--- a/drivers/net/spider_net.h
+++ b/drivers/net/spider_net.h
@@ -50,6 +50,8 @@ extern char spider_net_driver_name[];
 #define SPIDER_NET_TX_DESCRIPTORS_MAX           512
 
 #define SPIDER_NET_TX_TIMER                     (HZ/5)
+#define SPIDER_NET_ANEG_TIMER                   (HZ)
+#define SPIDER_NET_ANEG_TIMEOUT                 2
 
 #define SPIDER_NET_RX_CSUM_DEFAULT              1
 
@@ -104,6 +106,7 @@ extern char spider_net_driver_name[];
 
 #define SPIDER_NET_GMACOPEMD            0x00000100
 #define SPIDER_NET_GMACLENLMT           0x00000108
+#define SPIDER_NET_GMACST               0x00000110
 #define SPIDER_NET_GMACINTEN            0x00000118
 #define SPIDER_NET_GMACPHYCTRL          0x00000120
 
@@ -333,9 +336,12 @@ enum spider_net_int2_status {
 /* We rely on flagged descriptor interrupts */
 #define SPIDER_NET_RXINT        ( (1 << SPIDER_NET_GDAFDCINT) )
 
+#define SPIDER_NET_LINKINT      ( 1 << SPIDER_NET_GMAC2INT )
+
 #define SPIDER_NET_ERRINT       ( 0xffffffff & \
                                   (~SPIDER_NET_TXINT) & \
-                                  (~SPIDER_NET_RXINT) )
+                                  (~SPIDER_NET_RXINT) & \
+                                  (~SPIDER_NET_LINKINT) )
 
 #define SPIDER_NET_GPREXEC                      0x80000000
 #define SPIDER_NET_GPRDAT_MASK                  0x0000ffff
@@ -442,6 +448,8 @@ struct spider_net_card {
         struct spider_net_descr_chain rx_chain;
         struct spider_net_descr *low_watermark;
 
+        int aneg_count;
+        struct timer_list aneg_timer;
         struct timer_list tx_timer;
         struct work_struct tx_timeout_task;
         atomic_t tx_timeout_task_counter;