X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fnet%2Ftg3.h;h=8209da5dd15fee447c2b989a11215b2f75a8e21b;hb=8f7607803717e9d045965b210cd16a25d80cd04b;hp=ff0faab94bd52ce6ea2af167471b144ae7008f78;hpb=bfd189a8e944dd0b8135dea2c23ac399bbe34535;p=powerpc.git

diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index ff0faab94b..8209da5dd1 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2074,12 +2074,22 @@ struct tg3 {
 
 	/* SMP locking strategy:
 	 *
-	 * lock: Held during all operations except TX packet
-	 *       processing.
+	 * lock: Held during reset, PHY access, timer, and when
+	 *       updating tg3_flags and tg3_flags2.
 	 *
-	 * tx_lock: Held during tg3_start_xmit and tg3_tx
+	 * tx_lock: Held during tg3_start_xmit and tg3_tx only
+	 *          when calling netif_[start|stop]_queue.
+	 *          tg3_start_xmit is protected by netif_tx_lock.
 	 *
 	 * Both of these locks are to be held with BH safety.
+	 *
+	 * Because the IRQ handler, tg3_poll, and tg3_start_xmit
+	 * are running lockless, it is necessary to completely
+	 * quiesce the chip with tg3_netif_stop and tg3_full_lock
+	 * before reconfiguring the device.
+	 *
+	 * indirect_lock: Held when accessing registers indirectly
+	 *                with IRQ disabling.
 	 */
 	spinlock_t			lock;
 	spinlock_t			indirect_lock;
@@ -2155,11 +2165,7 @@ struct tg3 {
 #define TG3_FLAG_ENABLE_ASF		0x00000020
 #define TG3_FLAG_5701_REG_WRITE_BUG	0x00000040
 #define TG3_FLAG_POLL_SERDES		0x00000080
-#if defined(CONFIG_X86)
 #define TG3_FLAG_MBOX_WRITE_REORDER	0x00000100
-#else
-#define TG3_FLAG_MBOX_WRITE_REORDER	0	/* disables code too */
-#endif
 #define TG3_FLAG_PCIX_TARGET_HWBUG	0x00000200
 #define TG3_FLAG_WOL_SPEED_100MB	0x00000400
 #define TG3_FLAG_WOL_ENABLE		0x00000800
@@ -2172,6 +2178,7 @@ struct tg3 {
 #define TG3_FLAG_PCI_HIGH_SPEED		0x00040000
 #define TG3_FLAG_PCI_32BIT		0x00080000
 #define TG3_FLAG_SRAM_USE_CONFIG	0x00100000
+#define TG3_FLAG_TX_RECOVERY_PENDING	0x00200000
 #define TG3_FLAG_SERDES_WOL_CAP		0x00400000
 #define TG3_FLAG_JUMBO_RING_ENABLE	0x00800000
 #define TG3_FLAG_10_100_ONLY		0x01000000