Messages in this thread Patch in this message | | | Date | Thu, 7 Jun 2012 15:56:54 -0700 | From | "Matt Carlson" <> | Subject | Re: tg3: transmit timed out, resetting |
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On Wed, Jun 06, 2012 at 12:52:32PM +0800, ethan zhao wrote: > Eric, > That is ask for confirmation from Matt Carlson of Broadcom. > > Ethan > > On Wed, Jun 6, 2012 at 12:12 PM, Eric Dumazet <eric.dumazet@gmail.com> wrote: > > On Wed, 2012-06-06 at 10:29 +0800, ethan zhao wrote: > >> So no way to fix it via firmware update or Linux driver ? :< > > > > Yes, but you need to cooperate, or else it might take more time than > > necessary. > > > > Asking questions like that on lkml is not going to help very much. > > > > So, once again, we kindly ask you try a recent kernel and post > > register dump and some additional information when transmit timeouts > > happen. > > > > The 'latest kernel' is either linux-3.5.rc1, or one of David Miller > > tree : > > > > http://git.kernel.org/?p=linux/kernel/git/davem/net-next.git;a=summary > > > > or > > > > http://git.kernel.org/?p=linux/kernel/git/davem/net.git;a=summary > > > > Thanks
Does the following patch fix your problem?
[PATCH] tg3: Apply short DMA frag workaround to 5906
5906 devices also need the short DMA fragment workaround. This patch makes the necessary change.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com> --- drivers/net/ethernet/broadcom/tg3.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index d55df32..2db4d70 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -14275,7 +14275,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) } } - if (tg3_flag(tp, 5755_PLUS)) + if (tg3_flag(tp, 5755_PLUS) || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) tg3_flag_set(tp, SHORT_DMA_BUG); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719) -- 1.7.3.4
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