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authorJesse Brandeburg <jesse.brandeburg@intel.com>2008-09-12 04:58:14 +0200
committerJeff Garzik <jgarzik@redhat.com>2008-09-25 00:54:54 +0200
commit30efa5a363d18f1c284455879cb67fb1bf547bdc (patch)
tree114f01ea6cf674bd14354e706d32a1ad47877ade /drivers/net/ixgbe/ixgbe.h
parentixgbe: fix ethtool disable csum for ipv6 (diff)
downloadlinux-30efa5a363d18f1c284455879cb67fb1bf547bdc.tar.xz
linux-30efa5a363d18f1c284455879cb67fb1bf547bdc.zip
ixgbe: fix initial interrupt throttle settings
ixgbe was incorrectly setting the throttle rate setting for all tx queues and the driver has been refreshed to better handle a dynamic interrupt mode as well as multiple queues. Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/ixgbe/ixgbe.h')
-rw-r--r--drivers/net/ixgbe/ixgbe.h23
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h
index 2b827a67c9c5..5ba03845c3e3 100644
--- a/drivers/net/ixgbe/ixgbe.h
+++ b/drivers/net/ixgbe/ixgbe.h
@@ -62,11 +62,6 @@
#define IXGBE_MAX_RXQ 1
#define IXGBE_MIN_RXQ 1
-#define IXGBE_DEFAULT_ITR_RX_USECS 125 /* 8k irqs/sec */
-#define IXGBE_DEFAULT_ITR_TX_USECS 250 /* 4k irqs/sec */
-#define IXGBE_MIN_ITR_USECS 100 /* 500k irqs/sec */
-#define IXGBE_MAX_ITR_USECS 10000 /* 100 irqs/sec */
-
/* flow control */
#define IXGBE_DEFAULT_FCRTL 0x10000
#define IXGBE_MIN_FCRTL 0x40
@@ -161,10 +156,7 @@ struct ixgbe_ring {
* vector array, can also be used for finding the bit in EICR
* and friends that represents the vector for this ring */
- u32 eims_value;
- u16 itr_register;
- char name[IFNAMSIZ + 5];
u16 work_limit; /* max work per interrupt */
u16 rx_buf_len;
};
@@ -191,8 +183,8 @@ struct ixgbe_q_vector {
DECLARE_BITMAP(txr_idx, MAX_TX_QUEUES); /* Tx ring indices */
u8 rxr_count; /* Rx ring count assigned to this vector */
u8 txr_count; /* Tx ring count assigned to this vector */
- u8 tx_eitr;
- u8 rx_eitr;
+ u8 tx_itr;
+ u8 rx_itr;
u32 eitr;
};
@@ -240,7 +232,9 @@ struct ixgbe_adapter {
/* TX */
struct ixgbe_ring *tx_ring; /* One per active queue */
+ int num_tx_queues;
u64 restart_queue;
+ u64 hw_csum_tx_good;
u64 lsc_int;
u64 hw_tso_ctxt;
u64 hw_tso6_ctxt;
@@ -249,12 +243,10 @@ struct ixgbe_adapter {
/* RX */
struct ixgbe_ring *rx_ring; /* One per active queue */
- u64 hw_csum_tx_good;
+ int num_rx_queues;
u64 hw_csum_rx_error;
u64 hw_csum_rx_good;
u64 non_eop_descs;
- int num_tx_queues;
- int num_rx_queues;
int num_msix_vectors;
struct ixgbe_ring_feature ring_feature[3];
struct msix_entry *msix_entries;
@@ -301,14 +293,15 @@ struct ixgbe_adapter {
struct ixgbe_hw_stats stats;
/* Interrupt Throttle Rate */
- u32 rx_eitr;
- u32 tx_eitr;
+ u32 eitr_param;
unsigned long state;
u64 tx_busy;
u64 lro_aggregated;
u64 lro_flushed;
u64 lro_no_desc;
+ unsigned int tx_ring_count;
+ unsigned int rx_ring_count;
u32 link_speed;
bool link_up;