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optimize the performance of the minstrel rate algorithm - don't sample lower rates...
[openwrt.git] / target / linux / rb532-2.6 / patches / 240-via_rhine_performance.patch
diff --git a/target/linux/rb532-2.6/patches/240-via_rhine_performance.patch b/target/linux/rb532-2.6/patches/240-via_rhine_performance.patch
index 6b26304..e7cdf8a 100644 (file)
--- a/target/linux/rb532-2.6/patches/240-via_rhine_performance.patch
+++ b/target/linux/rb532-2.6/patches/240-via_rhine_performance.patch
@@ -2,8 +2,8 @@ diff -ur linux.old/drivers/net/via-rhine.c linux.dev/drivers/net/via-rhine.c
 --- linux.old/drivers/net/via-rhine.c  2006-11-29 22:57:37.000000000 +0100
 +++ linux.dev/drivers/net/via-rhine.c  2006-12-14 03:39:01.000000000 +0100
 @@ -33,6 +33,7 @@
 --- linux.old/drivers/net/via-rhine.c  2006-11-29 22:57:37.000000000 +0100
 +++ linux.dev/drivers/net/via-rhine.c  2006-12-14 03:39:01.000000000 +0100
 @@ -33,6 +33,7 @@
- #define DRV_VERSION   "1.4.2"
- #define DRV_RELDATE   "Sept-11-2006"
+ #define DRV_VERSION   "1.4.3"
+ #define DRV_RELDATE   "2007-03-06"
  
 +#define PKT_ALIGN 1
  
  
 +#define PKT_ALIGN 1
  
@@ -26,10 +26,10 @@ diff -ur linux.old/drivers/net/via-rhine.c linux.dev/drivers/net/via-rhine.c
  #include <asm/irq.h>
  #include <asm/uaccess.h>
 +#include <asm/unaligned.h>
  #include <asm/irq.h>
  #include <asm/uaccess.h>
 +#include <asm/unaligned.h>
+ #include <linux/dmi.h>
  
  /* These identify the driver base version and may not be removed. */
  
  /* These identify the driver base version and may not be removed. */
- static char version[] __devinitdata =
-@@ -123,12 +127,14 @@
+@@ -124,12 +128,14 @@
  
  module_param(max_interrupt_work, int, 0);
  module_param(debug, int, 0);
  
  module_param(max_interrupt_work, int, 0);
  module_param(debug, int, 0);
@@ -46,7 +46,7 @@ diff -ur linux.old/drivers/net/via-rhine.c linux.dev/drivers/net/via-rhine.c
  
  /*
                Theory of Operation
  
  /*
                Theory of Operation
-@@ -923,7 +929,7 @@
+@@ -924,7 +930,7 @@
  
        /* Fill in the Rx buffers.  Handle allocation failure gracefully. */
        for (i = 0; i < RX_RING_SIZE; i++) {
  
        /* Fill in the Rx buffers.  Handle allocation failure gracefully. */
        for (i = 0; i < RX_RING_SIZE; i++) {
@@ -55,7 +55,7 @@ diff -ur linux.old/drivers/net/via-rhine.c linux.dev/drivers/net/via-rhine.c
                rp->rx_skbuff[i] = skb;
                if (skb == NULL)
                        break;
                rp->rx_skbuff[i] = skb;
                if (skb == NULL)
                        break;
-@@ -1481,6 +1487,9 @@
+@@ -1482,6 +1488,9 @@
                        /* Length should omit the CRC */
                        int pkt_len = data_size - 4;
  
                        /* Length should omit the CRC */
                        int pkt_len = data_size - 4;
  
@@ -65,7 +65,7 @@ diff -ur linux.old/drivers/net/via-rhine.c linux.dev/drivers/net/via-rhine.c
                        /* Check if the packet is long enough to accept without
                           copying to a minimally-sized skbuff. */
                        if (pkt_len < rx_copybreak &&
                        /* Check if the packet is long enough to accept without
                           copying to a minimally-sized skbuff. */
                        if (pkt_len < rx_copybreak &&
-@@ -1500,7 +1509,9 @@
+@@ -1501,7 +1510,9 @@
                                                               rp->rx_skbuff_dma[entry],
                                                               rp->rx_buf_sz,
                                                               PCI_DMA_FROMDEVICE);
                                                               rp->rx_skbuff_dma[entry],
                                                               rp->rx_buf_sz,
                                                               PCI_DMA_FROMDEVICE);
@@ -76,7 +76,7 @@ diff -ur linux.old/drivers/net/via-rhine.c linux.dev/drivers/net/via-rhine.c
                                skb = rp->rx_skbuff[entry];
                                if (skb == NULL) {
                                        printk(KERN_ERR "%s: Inconsistent Rx "
                                skb = rp->rx_skbuff[entry];
                                if (skb == NULL) {
                                        printk(KERN_ERR "%s: Inconsistent Rx "
-@@ -1514,6 +1525,14 @@
+@@ -1515,6 +1526,14 @@
                                                 rp->rx_skbuff_dma[entry],
                                                 rp->rx_buf_sz,
                                                 PCI_DMA_FROMDEVICE);
                                                 rp->rx_skbuff_dma[entry],
                                                 rp->rx_buf_sz,
                                                 PCI_DMA_FROMDEVICE);
@@ -91,3 +91,4 @@ diff -ur linux.old/drivers/net/via-rhine.c linux.dev/drivers/net/via-rhine.c
                        }
                        skb->protocol = eth_type_trans(skb, dev);
  #ifdef CONFIG_VIA_RHINE_NAPI
                        }
                        skb->protocol = eth_type_trans(skb, dev);
  #ifdef CONFIG_VIA_RHINE_NAPI
+
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