Messages in this thread | | | Date | Fri, 20 Mar 2015 13:19:43 -0400 (EDT) | Subject | Re: [PATCH v2] net: ethernet: pcnet32: Setup the SRAM and NOUFLO on Am79C97{3,5} | From | David Miller <> |
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From: Markos Chandras <markos.chandras@imgtec.com> Date: Thu, 19 Mar 2015 10:28:14 +0000
> On a MIPS Malta board, tons of fifo underflow errors have been observed > when using u-boot as bootloader instead of YAMON. The reason for that > is that YAMON used to set the pcnet device to SRAM mode but u-boot does > not. As a result, the default Tx threshold (64 bytes) is now too small to > keep the fifo relatively used and it can result to Tx fifo underflow errors. > As a result of which, it's best to setup the SRAM on supported controllers > so we can always use the NOUFLO bit. > > Cc: <netdev@vger.kernel.org> > Cc: <stable@vger.kernel.org> > Cc: <linux-kernel@vger.kernel.org> > Cc: Don Fry <pcnet32@frontier.com> > Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Applied.
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