Flush buffer before releasing to BMan after TX_conf to ensure, the core does
not have any cachelines that the WRIOP will DMA to.
Signed-off-by: Prabhakar Kushwaha <prabha...@freescale.com>
---
drivers/net/ldpaa_eth/ldpaa_eth.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/ldpaa_eth/ldpaa_eth.c
b/drivers/net/ldpaa_eth/ldpaa_eth.c
index d4be1ba..5636511 100644
--- a/drivers/net/ldpaa_eth/ldpaa_eth.c
+++ b/drivers/net/ldpaa_eth/ldpaa_eth.c
@@ -153,6 +153,7 @@ static void ldpaa_eth_tx_conf(struct ldpaa_eth_priv *priv,
}
}
+ flush_dcache_range(fd_addr, fd_addr + LDPAA_ETH_RX_BUFFER_SIZE);
qbman_release_desc_clear(&releasedesc);
qbman_release_desc_set_bpid(&releasedesc, dflt_dpbp->dpbp_attr.bpid);
do {
--
1.9.1
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