[U-Boot] [PATCH v2] zynq-gem: Flush cache before handing RX packet to receive handler

Signed-off-by: Stefan Theil stefan.theil@mixed-mode.de

--- Changes for v2: - Use invalidate_dcache_range instead of flush_dcache_range --- drivers/net/zynq_gem.c | 3 +++ 1 file changed, 3 insertions(+)

diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index 9bd79b198a..32a0ff392f 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -621,6 +621,9 @@ static int zynq_gem_recv(struct udevice *dev, int flags, uchar **packetp)

*packetp = (uchar *)(uintptr_t)addr;

+ invalidate_dcache_range(addr, addr + roundup(PKTSIZE_ALIGN, ARCH_DMA_MINALIGN)); + barrier(); + return frame_len; }