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| author | Giuseppe Cavallaro <peppe.cavallaro@st.com> | 2016-02-29 14:27:33 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-03-02 14:21:31 -0500 |
| commit | 96951366ce8546662de56f58a3885b94326f9670 (patch) | |
| tree | 795934ecd0893d40a9e161a4cbd25f7221257292 /arch/unicore32 | |
| parent | 2a6d8e172639b49a81afc76140dd7ee7c9a24da1 (diff) | |
| download | talos-op-linux-96951366ce8546662de56f58a3885b94326f9670.tar.gz talos-op-linux-96951366ce8546662de56f58a3885b94326f9670.zip | |
stmmac: add is_jumbo field to dma data
Optimize tx_clean by avoiding a des3 read in stmmac_clean_desc3().
In ring mode, TX, des3 seems only used when xmit a jumbo frame.
In case of normal descriptors, it may also be used for time
stamping.
Clean it in the above two case, without reading it.
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/unicore32')
0 files changed, 0 insertions, 0 deletions
