diff options
| author | Lendacky, Thomas <Thomas.Lendacky@amd.com> | 2015-01-16 12:46:50 -0600 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-01-16 22:24:20 -0500 |
| commit | 270894e7dc7afad8fb79592fe02aa05e604ddfc8 (patch) | |
| tree | a78dafeccd2e57f9734088afea99145b61874c58 /drivers/net/ethernet/amd/xgbe/xgbe-desc.c | |
| parent | 916102c6664dcfc11f76ab1da27882aee1d01d8c (diff) | |
amd-xgbe: Simplify the Rx desciptor ring tracking
Make the Rx descriptor ring processing similar to the Tx descriptor
ring processing. Remove the realloc_index and realloc_threshold
variables and base everything on the current index counter and the
dirty index counter.
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/amd/xgbe/xgbe-desc.c')
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe-desc.c | 32 |
1 files changed, 1 insertions, 31 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-desc.c b/drivers/net/ethernet/amd/xgbe/xgbe-desc.c index a50891f52197..d81fc6bd4759 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-desc.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-desc.c @@ -422,7 +422,6 @@ static void xgbe_wrapper_rx_descriptor_init(struct xgbe_prv_data *pdata) ring->cur = 0; ring->dirty = 0; - memset(&ring->rx, 0, sizeof(ring->rx)); hw_if->rx_desc_init(channel); } @@ -621,35 +620,6 @@ err_out: return 0; } -static void xgbe_realloc_rx_buffer(struct xgbe_channel *channel) -{ - struct xgbe_prv_data *pdata = channel->pdata; - struct xgbe_hw_if *hw_if = &pdata->hw_if; - struct xgbe_ring *ring = channel->rx_ring; - struct xgbe_ring_data *rdata; - int i; - - DBGPR("-->xgbe_realloc_rx_buffer: rx_ring->rx.realloc_index = %u\n", - ring->rx.realloc_index); - - for (i = 0; i < ring->dirty; i++) { - rdata = XGBE_GET_DESC_DATA(ring, ring->rx.realloc_index); - - /* Reset rdata values */ - xgbe_unmap_rdata(pdata, rdata); - - if (xgbe_map_rx_buffer(pdata, ring, rdata)) - break; - - hw_if->rx_desc_reset(rdata); - - ring->rx.realloc_index++; - } - ring->dirty = 0; - - DBGPR("<--xgbe_realloc_rx_buffer\n"); -} - void xgbe_init_function_ptrs_desc(struct xgbe_desc_if *desc_if) { DBGPR("-->xgbe_init_function_ptrs_desc\n"); @@ -657,7 +627,7 @@ void xgbe_init_function_ptrs_desc(struct xgbe_desc_if *desc_if) desc_if->alloc_ring_resources = xgbe_alloc_ring_resources; desc_if->free_ring_resources = xgbe_free_ring_resources; desc_if->map_tx_skb = xgbe_map_tx_skb; - desc_if->realloc_rx_buffer = xgbe_realloc_rx_buffer; + desc_if->map_rx_buffer = xgbe_map_rx_buffer; desc_if->unmap_rdata = xgbe_unmap_rdata; desc_if->wrapper_tx_desc_init = xgbe_wrapper_tx_descriptor_init; desc_if->wrapper_rx_desc_init = xgbe_wrapper_rx_descriptor_init; |