diff options
author | Jose Abreu <Jose.Abreu@synopsys.com> | 2018-05-18 14:56:01 +0100 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2018-05-18 11:00:15 -0400 |
commit | 44c67f8559fc5e2f818cbb11fde1ee1bebc59e7c (patch) | |
tree | bec97b8cb28d6e161a61ed5932bee379453f4cf1 /drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c | |
parent | 6844171d5b0567a18248593176e23ae97d76b346 (diff) |
net: stmmac: Let descriptor code clear the descriptor
Stop using if conditions depending on the GMAC version for clearing the
descriptor and use instead a helper implemented in the descriptor files.
Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Joao Pinto <jpinto@synopsys.com>
Cc: Vitor Soares <soares@synopsys.com>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c')
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c index f67caa14b2f5..119a2f93dd55 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c @@ -430,6 +430,14 @@ static void dwmac4_set_addr(struct dma_desc *p, dma_addr_t addr) p->des1 = 0; } +static void dwmac4_clear(struct dma_desc *p) +{ + p->des0 = 0; + p->des1 = 0; + p->des2 = 0; + p->des3 = 0; +} + const struct stmmac_desc_ops dwmac4_desc_ops = { .tx_status = dwmac4_wrback_get_tx_status, .rx_status = dwmac4_wrback_get_rx_status, @@ -452,6 +460,7 @@ const struct stmmac_desc_ops dwmac4_desc_ops = { .display_ring = dwmac4_display_ring, .set_mss = dwmac4_set_mss_ctxt, .set_addr = dwmac4_set_addr, + .clear = dwmac4_clear, }; const struct stmmac_mode_ops dwmac4_ring_mode_ops = { }; |