mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-08-24 09:50:04 +00:00
Code Issues Releases Wiki Activity

sfc: Limit some hardware workarounds to Falcon

Browse source 
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ben Hutchings 2009-11-28 05:35:09 +00:00 committed by David S. Miller
parent b895d73e98
commit fb45f2c154
2 changed files with 4 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/net/sfc/ethtool.c
View file

@ -683,7 +683,7 @@ static int efx_ethtool_set_pauseparam(struct net_device *net_dev,
* and fix it be cycling transmit flow control on this end. */
reset = (wanted_fc & EFX_FC_TX) && !(efx->wanted_fc & EFX_FC_TX);
if (EFX_WORKAROUND_11482(efx) && reset) {
if (falcon_rev(efx) >= FALCON_REV_B0) {
if (falcon_rev(efx) == FALCON_REV_B0) {
/* Recover by resetting the EM block */
if (efx->link_state.up)
falcon_drain_tx_fifo(efx);

5
drivers/net/sfc/workarounds.h
View file

@ -17,6 +17,7 @@
#define EFX_WORKAROUND_ALWAYS(efx) 1
#define EFX_WORKAROUND_FALCON_A(efx) (falcon_rev(efx) <= FALCON_REV_A1)
#define EFX_WORKAROUND_FALCON_AB(efx) (falcon_rev(efx) <= FALCON_REV_B0)
#define EFX_WORKAROUND_10G(efx) EFX_IS10G(efx)
#define EFX_WORKAROUND_SFT9001(efx) ((efx)->phy_type == PHY_TYPE_SFT9001A || \
(efx)->phy_type == PHY_TYPE_SFT9001B)
@ -33,11 +34,11 @@
* or a PCIe error (bug 11028) */
#define EFX_WORKAROUND_10727 EFX_WORKAROUND_ALWAYS
/* Transmit flow control may get disabled */
#define EFX_WORKAROUND_11482 EFX_WORKAROUND_ALWAYS
#define EFX_WORKAROUND_11482 EFX_WORKAROUND_FALCON_AB
/* Flush events can take a very long time to appear */
#define EFX_WORKAROUND_11557 EFX_WORKAROUND_ALWAYS
/* Truncated IPv4 packets can confuse the TX packet parser */
#define EFX_WORKAROUND_15592 EFX_WORKAROUND_ALWAYS
#define EFX_WORKAROUND_15592 EFX_WORKAROUND_FALCON_AB
/* Spurious parity errors in TSORT buffers */
#define EFX_WORKAROUND_5129 EFX_WORKAROUND_FALCON_A