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tg3: Create a new prodring_set structure

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This patch migrates most of the rx producer ring variables to a new
tg3_rx_prodring_set structure and modifies the code accordingly.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Matt Carlson
2009-08-28 14:00:25 +00:00
committed by David S. Miller
parent cf7a7298c4
commit 21f581a536
2 changed files with 100 additions and 90 deletions
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27
drivers/net/tg3.h
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@@ -2476,6 +2476,17 @@ struct tg3_ethtool_stats {
u64 nic_tx_threshold_hit;
};
struct tg3_rx_prodring_set {
u32 rx_std_ptr;
u32 rx_jmb_ptr;
struct tg3_rx_buffer_desc *rx_std;
struct tg3_rx_buffer_desc *rx_jmb;
struct ring_info *rx_std_buffers;
struct ring_info *rx_jmb_buffers;
dma_addr_t rx_std_mapping;
dma_addr_t rx_jmb_mapping;
};
struct tg3 {
/* begin "general, frequently-used members" cacheline section */
@@ -2551,27 +2562,19 @@ struct tg3 {
void (*write32_rx_mbox) (struct tg3 *, u32,
u32);
u32 rx_rcb_ptr;
u32 rx_std_ptr;
u32 rx_jumbo_ptr;
u32 rx_pending;
u32 rx_jumbo_pending;
u32 rx_std_max_post;
u32 rx_pkt_map_sz;
#if TG3_VLAN_TAG_USED
struct vlan_group *vlgrp;
#endif
struct tg3_rx_buffer_desc *rx_std;
struct ring_info *rx_std_buffers;
dma_addr_t rx_std_mapping;
u32 rx_std_max_post;
struct tg3_rx_buffer_desc *rx_jumbo;
struct ring_info *rx_jumbo_buffers;
dma_addr_t rx_jumbo_mapping;
struct tg3_rx_buffer_desc *rx_rcb;
dma_addr_t rx_rcb_mapping;
u32 rx_pkt_map_sz;
struct tg3_rx_prodring_set prodring[1];
/* begin "everything else" cacheline(s) section */
struct net_device_stats net_stats;