diff options
author | Michael Hennerich <michael.hennerich@analog.com> | 2007-10-30 05:04:09 -0400 |
---|---|---|
committer | Jeff Garzik <jeff@garzik.org> | 2007-10-30 14:32:16 -0400 |
commit | 2ea10b1a545562658b0eccb24b0feda3f77d4d36 (patch) | |
tree | 4309bf7dcad5b217967d23ec0c28ba23148d0bad | |
parent | a06da754692ab79c75c64ca95850957dc3ef154d (diff) |
Blackfin EMAC driver: Fix Ethernet communication bug (dupliated and lost packets)
Fix Ethernet communication bug(dupliated and lost packets)
in RMII PHY mode- dont call mac_disable and mac_enable during
10/100 REFCLK changes - mac_enable screws up the DMA descriptor chain
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
-rw-r--r-- | drivers/net/bfin_mac.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c index 53fe7ded5d50..084acfd6fc5f 100644 --- a/drivers/net/bfin_mac.c +++ b/drivers/net/bfin_mac.c | |||
@@ -371,7 +371,6 @@ static void bf537_adjust_link(struct net_device *dev) | |||
371 | if (phydev->speed != lp->old_speed) { | 371 | if (phydev->speed != lp->old_speed) { |
372 | #if defined(CONFIG_BFIN_MAC_RMII) | 372 | #if defined(CONFIG_BFIN_MAC_RMII) |
373 | u32 opmode = bfin_read_EMAC_OPMODE(); | 373 | u32 opmode = bfin_read_EMAC_OPMODE(); |
374 | bf537mac_disable(); | ||
375 | switch (phydev->speed) { | 374 | switch (phydev->speed) { |
376 | case 10: | 375 | case 10: |
377 | opmode |= RMII_10; | 376 | opmode |= RMII_10; |
@@ -386,7 +385,6 @@ static void bf537_adjust_link(struct net_device *dev) | |||
386 | break; | 385 | break; |
387 | } | 386 | } |
388 | bfin_write_EMAC_OPMODE(opmode); | 387 | bfin_write_EMAC_OPMODE(opmode); |
389 | bf537mac_enable(); | ||
390 | #endif | 388 | #endif |
391 | 389 | ||
392 | new_state = 1; | 390 | new_state = 1; |