From: Ben Hutchings <bhutchings@solarflare.com>
To: David Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org, linux-net-drivers@solarflare.com
Subject: [PATCH 05/12] sfc: Limit some hardware workarounds to Falcon
Date: Sat, 28 Nov 2009 15:35:09 +0000 [thread overview]
Message-ID: <1259422509.3709.6.camel@localhost> (raw)
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
---
drivers/net/sfc/ethtool.c | 2 +-
drivers/net/sfc/workarounds.h | 5 +++--
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index bb9abf2..6515b8a 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -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);
diff --git a/drivers/net/sfc/workarounds.h b/drivers/net/sfc/workarounds.h
index 3250299..84e579e 100644
--- a/drivers/net/sfc/workarounds.h
+++ b/drivers/net/sfc/workarounds.h
@@ -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
--
1.6.5.3
--
Ben Hutchings, Senior Software Engineer, Solarflare Communications
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.
next reply other threads:[~2009-11-28 15:35 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-28 15:35 Ben Hutchings [this message]
2009-11-29 7:59 ` [PATCH 05/12] sfc: Limit some hardware workarounds to Falcon David Miller
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