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Commit Graph

9 Commits

Author SHA1 Message Date
stephen hemminger
cadb7924b1 stmmac: make function tables const
These tables only contain function pointers.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: Gustavo F. Padovan <padovan@profusion.mobi>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-10-16 11:13:25 -07:00
Giuseppe Cavallaro
543876c928 stmmac: review the wake-up support
If the PM support is available this is passed
through the platform instead to be hard-coded
in the core files.
WoL on Magic Frame can be enabled by using
the ethtool support.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-09-24 21:27:41 -07:00
Giuseppe CAVALLARO
ebbb293f8b stmmac: consolidate and tidy-up the COE support
The first version of the driver had hard-coded the logic
for handling the checksum offloading.
This was designed according to the chips included in
the STM platforms where:
o MAC10/100 supports no COE at all.
o GMAC fully supports RX/TX COE.

This is not good for other chip configurations where,
for example, the mac10/100 supports the tx csum in HW
or when the GMAC has no IPC.

Thanks to Johannes Stezenbach; he provided me a first
draft of this patch that only reviewed the IPC for the
GMAC devices.

This patch also helps on SPEAr platforms where the
MAC10/100 can perform the TX csum in HW.
Thanks to Deepak SIKRI for his support on this.

In the end, GMAC devices for STM platforms have
a bugged Jumbo frame support that needs to have
the Tx COE disabled for oversized frames (due to
limited buffer sizes). This information is also
passed through the driver's platform structure.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: Johannes Stezenbach <js@sig21.net>
Signed-off-by: Deepak SIKRI <deepak.sikri@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-09-17 16:12:57 -07:00
David S. Miller
74af4c7df3 stmmac: Fix another build warning.
drivers/net/stmmac/dwmac100_core.c: In function 'dwmac100_dump_mac_regs':
drivers/net/stmmac/dwmac100_core.c:47: warning: cast from pointer to integer of different size

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-08-31 20:56:48 -07:00
Giuseppe CAVALLARO
ad01b7d480 stmmac: make ioaddr 'void __iomem *' rather than unsigned long
This avoids unnecessary casting and adds the ioaddr in the
private structure.
This patch also removes many warning when compile the driver.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-08-25 16:30:51 -07:00
Dan Carpenter
1ff219068c stmmac: handle allocation errors in setup functions
If the allocations fail in either dwmac1000_setup() or dwmac100_setup()
then return NULL.  These are called from stmmac_mac_device_setup().  The
check for NULL returns in stmmac_mac_device_setup() needed to be moved
forward a couple lines.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-07-22 14:14:48 -07:00
Joe Perches
a4b770972b drivers/net: Remove unnecessary returns from void function()s
This patch removes from drivers/net/ all the unnecessary
return; statements that precede the last closing brace of
void functions.

It does not remove the returns that are immediately
preceded by a label as gcc doesn't like that.

It also does not remove null void functions with return.

Done via:
$ grep -rP --include=*.[ch] -l "return;\n}" net/ | \
  xargs perl -i -e 'local $/ ; while (<>) { s/\n[ \t\n]+return;\n}/\n}/g; print; }'

with some cleanups by hand.

Compile tested x86 allmodconfig only.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-14 00:19:28 -07:00
Giuseppe CAVALLARO
56b106ae7b stmmac: rework normal and enhanced descriptors
Currently the driver assumes that the mac10/100 can only use the
normal descriptor structure and the gmac can only use the
enhanced structures.
This patch removes the descriptor's code from the dma files
and adds two new files just for handling the normal and enhanced
descriptors.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-14 04:49:50 -07:00
Giuseppe CAVALLARO
3c32be635c stmmac: split core and dma for the mac10/100
The patch splits core and dma parts for the mac10/100 device.
This was already done for the GMAC device.
It should make more flexible the driver to support other chips.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-14 04:49:49 -07:00