diff options
Diffstat (limited to 'drivers/net/zynq_gem.c')
| -rw-r--r-- | drivers/net/zynq_gem.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index 9bd79b198a..3bd0093b7a 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -570,11 +570,6 @@ static int zynq_gem_send(struct udevice *dev, void *ptr, int len) addr &= ~(ARCH_DMA_MINALIGN - 1); size = roundup(len, ARCH_DMA_MINALIGN); flush_dcache_range(addr, addr + size); - - addr = (ulong)priv->rxbuffers; - addr &= ~(ARCH_DMA_MINALIGN - 1); - size = roundup((RX_BUF * PKTSIZE_ALIGN), ARCH_DMA_MINALIGN); - flush_dcache_range(addr, addr + size); barrier(); /* Start transmit */ @@ -621,6 +616,9 @@ 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; } @@ -706,6 +704,9 @@ static int zynq_gem_probe(struct udevice *dev) return -ENOMEM; memset(priv->rxbuffers, 0, RX_BUF * PKTSIZE_ALIGN); + u32 addr = (ulong)priv->rxbuffers; + flush_dcache_range(addr, addr + roundup(RX_BUF * PKTSIZE_ALIGN, ARCH_DMA_MINALIGN)); + barrier(); /* Align bd_space to MMU_SECTION_SHIFT */ bd_space = memalign(1 << MMU_SECTION_SHIFT, BD_SPACE); |