diff options
author | Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com> | 2017-05-30 14:28:40 +0200 |
---|---|---|
committer | Joe Hershberger <joe.hershberger@ni.com> | 2017-06-02 14:44:20 -0500 |
commit | f0b94c4bcd6f6975c4f8826aaf015038a5555b83 (patch) | |
tree | fcbf447a873188fdc7dd5cf800b8b338f995dbe6 /drivers/net | |
parent | dea004e41a6d1aa8ebf668c450962db45a41b373 (diff) |
net: zynq_gem: Dont flush dummy descriptors
Dont flush dummy descriptors as they are already
allocated from a region with dcache off. Tested
this on Zynq(zc702) and ZynqMP(zcu102) boards.
Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/zynq_gem.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index d3919bee61..f6bbcdc48e 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -407,10 +407,6 @@ static int zynq_gem_init(struct udevice *dev) dummy_rx_bd->addr = ZYNQ_GEM_RXBUF_WRAP_MASK | ZYNQ_GEM_RXBUF_NEW_MASK; dummy_rx_bd->status = 0; - flush_dcache_range((ulong)&dummy_tx_bd, (ulong)&dummy_tx_bd + - sizeof(dummy_tx_bd)); - flush_dcache_range((ulong)&dummy_rx_bd, (ulong)&dummy_rx_bd + - sizeof(dummy_rx_bd)); writel((ulong)dummy_tx_bd, ®s->transmit_q1_ptr); writel((ulong)dummy_rx_bd, ®s->receive_q1_ptr); |