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path: root/drivers/net/e1000/e1000.h
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Diffstat (limited to 'drivers/net/e1000/e1000.h')
-rw-r--r--drivers/net/e1000/e1000.h74
1 files changed, 60 insertions, 14 deletions
diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h
index 092757bc721..3f653a93e1b 100644
--- a/drivers/net/e1000/e1000.h
+++ b/drivers/net/e1000/e1000.h
@@ -72,6 +72,10 @@
#include <linux/mii.h>
#include <linux/ethtool.h>
#include <linux/if_vlan.h>
+#ifdef CONFIG_E1000_MQ
+#include <linux/cpu.h>
+#include <linux/smp.h>
+#endif
#define BAR_0 0
#define BAR_1 1
@@ -165,10 +169,33 @@ struct e1000_buffer {
uint16_t next_to_watch;
};
-struct e1000_ps_page { struct page *ps_page[MAX_PS_BUFFERS]; };
-struct e1000_ps_page_dma { uint64_t ps_page_dma[MAX_PS_BUFFERS]; };
+struct e1000_ps_page { struct page *ps_page[PS_PAGE_BUFFERS]; };
+struct e1000_ps_page_dma { uint64_t ps_page_dma[PS_PAGE_BUFFERS]; };
+
+struct e1000_tx_ring {
+ /* pointer to the descriptor ring memory */
+ void *desc;
+ /* physical address of the descriptor ring */
+ dma_addr_t dma;
+ /* length of descriptor ring in bytes */
+ unsigned int size;
+ /* number of descriptors in the ring */
+ unsigned int count;
+ /* next descriptor to associate a buffer with */
+ unsigned int next_to_use;
+ /* next descriptor to check for DD status bit */
+ unsigned int next_to_clean;
+ /* array of buffer information structs */
+ struct e1000_buffer *buffer_info;
+
+ struct e1000_buffer previous_buffer_info;
+ spinlock_t tx_lock;
+ uint16_t tdh;
+ uint16_t tdt;
+ uint64_t pkt;
+};
-struct e1000_desc_ring {
+struct e1000_rx_ring {
/* pointer to the descriptor ring memory */
void *desc;
/* physical address of the descriptor ring */
@@ -186,6 +213,10 @@ struct e1000_desc_ring {
/* arrays of page information for packet split */
struct e1000_ps_page *ps_page;
struct e1000_ps_page_dma *ps_page_dma;
+
+ uint16_t rdh;
+ uint16_t rdt;
+ uint64_t pkt;
};
#define E1000_DESC_UNUSED(R) \
@@ -227,9 +258,10 @@ struct e1000_adapter {
unsigned long led_status;
/* TX */
- struct e1000_desc_ring tx_ring;
- struct e1000_buffer previous_buffer_info;
- spinlock_t tx_lock;
+ struct e1000_tx_ring *tx_ring; /* One per active queue */
+#ifdef CONFIG_E1000_MQ
+ struct e1000_tx_ring **cpu_tx_ring; /* per-cpu */
+#endif
uint32_t txd_cmd;
uint32_t tx_int_delay;
uint32_t tx_abs_int_delay;
@@ -246,19 +278,33 @@ struct e1000_adapter {
/* RX */
#ifdef CONFIG_E1000_NAPI
- boolean_t (*clean_rx) (struct e1000_adapter *adapter, int *work_done,
- int work_to_do);
+ boolean_t (*clean_rx) (struct e1000_adapter *adapter,
+ struct e1000_rx_ring *rx_ring,
+ int *work_done, int work_to_do);
#else
- boolean_t (*clean_rx) (struct e1000_adapter *adapter);
+ boolean_t (*clean_rx) (struct e1000_adapter *adapter,
+ struct e1000_rx_ring *rx_ring);
#endif
- void (*alloc_rx_buf) (struct e1000_adapter *adapter);
- struct e1000_desc_ring rx_ring;
+ void (*alloc_rx_buf) (struct e1000_adapter *adapter,
+ struct e1000_rx_ring *rx_ring);
+ struct e1000_rx_ring *rx_ring; /* One per active queue */
+#ifdef CONFIG_E1000_NAPI
+ struct net_device *polling_netdev; /* One per active queue */
+#endif
+#ifdef CONFIG_E1000_MQ
+ struct net_device **cpu_netdev; /* per-cpu */
+ struct call_async_data_struct rx_sched_call_data;
+ int cpu_for_queue[4];
+#endif
+ int num_queues;
+
uint64_t hw_csum_err;
uint64_t hw_csum_good;
+ uint64_t rx_hdr_split;
uint32_t rx_int_delay;
uint32_t rx_abs_int_delay;
boolean_t rx_csum;
- boolean_t rx_ps;
+ unsigned int rx_ps_pages;
uint32_t gorcl;
uint64_t gorcl_old;
uint16_t rx_ps_bsize0;
@@ -278,8 +324,8 @@ struct e1000_adapter {
struct e1000_phy_stats phy_stats;
uint32_t test_icr;
- struct e1000_desc_ring test_tx_ring;
- struct e1000_desc_ring test_rx_ring;
+ struct e1000_tx_ring test_tx_ring;
+ struct e1000_rx_ring test_rx_ring;
int msg_enable;