[PATCH net-next] r8152: rename rx_buf_sz

From: Hayes Wang
Date: Mon Sep 01 2014 - 22:28:14 EST


The variable "rx_buf_sz" is used by both tx and rx buffers. Replace
it with "agg_buf_sz".

Signed-off-by: Hayes Wang <hayeswang@xxxxxxxxxxx>
---
drivers/net/usb/r8152.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index cc64dc0..80b0179 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -607,9 +607,9 @@ enum tx_csum_stat {
* The RTL chips use a 64 element hash table based on the Ethernet CRC.
*/
static const int multicast_filter_limit = 32;
-static unsigned int rx_buf_sz = 16384;
+static unsigned int agg_buf_sz = 16384;

-#define RTL_LIMITED_TSO_SIZE (rx_buf_sz - sizeof(struct tx_desc) - \
+#define RTL_LIMITED_TSO_SIZE (agg_buf_sz - sizeof(struct tx_desc) - \
VLAN_ETH_HLEN - VLAN_HLEN)

static
@@ -1248,13 +1248,13 @@ static int alloc_all_mem(struct r8152 *tp)
skb_queue_head_init(&tp->tx_queue);

for (i = 0; i < RTL8152_MAX_RX; i++) {
- buf = kmalloc_node(rx_buf_sz, GFP_KERNEL, node);
+ buf = kmalloc_node(agg_buf_sz, GFP_KERNEL, node);
if (!buf)
goto err1;

if (buf != rx_agg_align(buf)) {
kfree(buf);
- buf = kmalloc_node(rx_buf_sz + RX_ALIGN, GFP_KERNEL,
+ buf = kmalloc_node(agg_buf_sz + RX_ALIGN, GFP_KERNEL,
node);
if (!buf)
goto err1;
@@ -1274,13 +1274,13 @@ static int alloc_all_mem(struct r8152 *tp)
}

for (i = 0; i < RTL8152_MAX_TX; i++) {
- buf = kmalloc_node(rx_buf_sz, GFP_KERNEL, node);
+ buf = kmalloc_node(agg_buf_sz, GFP_KERNEL, node);
if (!buf)
goto err1;

if (buf != tx_agg_align(buf)) {
kfree(buf);
- buf = kmalloc_node(rx_buf_sz + TX_ALIGN, GFP_KERNEL,
+ buf = kmalloc_node(agg_buf_sz + TX_ALIGN, GFP_KERNEL,
node);
if (!buf)
goto err1;
@@ -1518,7 +1518,7 @@ static int r8152_tx_agg_fill(struct r8152 *tp, struct tx_agg *agg)
tx_data = agg->head;
agg->skb_num = 0;
agg->skb_len = 0;
- remain = rx_buf_sz;
+ remain = agg_buf_sz;

while (remain >= ETH_ZLEN + sizeof(struct tx_desc)) {
struct tx_desc *tx_desc;
@@ -1565,7 +1565,7 @@ static int r8152_tx_agg_fill(struct r8152 *tp, struct tx_agg *agg)

dev_kfree_skb_any(skb);

- remain = rx_buf_sz - (int)(tx_agg_align(tx_data) - agg->head);
+ remain = agg_buf_sz - (int)(tx_agg_align(tx_data) - agg->head);
}

if (!skb_queue_empty(&skb_head)) {
@@ -1771,7 +1771,7 @@ static
int r8152_submit_rx(struct r8152 *tp, struct rx_agg *agg, gfp_t mem_flags)
{
usb_fill_bulk_urb(agg->urb, tp->udev, usb_rcvbulkpipe(tp->udev, 1),
- agg->head, rx_buf_sz,
+ agg->head, agg_buf_sz,
(usb_complete_t)read_bulk_callback, agg);

return usb_submit_urb(agg->urb, mem_flags);
@@ -1915,8 +1915,8 @@ static void set_tx_qlen(struct r8152 *tp)
{
struct net_device *netdev = tp->netdev;

- tp->tx_qlen = rx_buf_sz / (netdev->mtu + VLAN_ETH_HLEN + VLAN_HLEN +
- sizeof(struct tx_desc));
+ tp->tx_qlen = agg_buf_sz / (netdev->mtu + VLAN_ETH_HLEN + VLAN_HLEN +
+ sizeof(struct tx_desc));
}

static inline u8 rtl8152_get_speed(struct r8152 *tp)
--
1.9.3

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