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authorMalli Chilakala <mallikarjuna.chilakala@intel.com>2005-06-17 17:44:49 -0700
committerJeff Garzik <jgarzik@pobox.com>2005-06-27 00:34:26 -0400
commit3893d54731b599fed2e6cdd477580c0fadea415a (patch)
tree4ea971042d580932a53c7abd0b7c54b009074ca3 /drivers/net/e1000
parent6921368f64c59b2a1d4659a958c69458c94d8b75 (diff)
downloadlinux-3893d54731b599fed2e6cdd477580c0fadea415a.tar.gz
[PATCH] e1000: Included proposals to false late collisions due to H/W latencies
Included proposals to false late collisions due to H/W latencies Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com> Signed-off-by: Ganesh Venkatesan <ganesh.venkatesan@intel.com> Signed-off-by: John Ronciak <john.ronciak@intel.com>
Diffstat (limited to 'drivers/net/e1000')
-rw-r--r--drivers/net/e1000/e1000_hw.c19
-rw-r--r--drivers/net/e1000/e1000_hw.h1
2 files changed, 15 insertions, 5 deletions
diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c
index 723589b28be5d7..224db3c733291c 100644
--- a/drivers/net/e1000/e1000_hw.c
+++ b/drivers/net/e1000/e1000_hw.c
@@ -354,18 +354,27 @@ e1000_set_media_type(struct e1000_hw *hw)
hw->media_type = e1000_media_type_internal_serdes;
break;
default:
- if(hw->mac_type >= e1000_82543) {
+ switch (hw->mac_type) {
+ case e1000_82542_rev2_0:
+ case e1000_82542_rev2_1:
+ hw->media_type = e1000_media_type_fiber;
+ break;
+ case e1000_82573:
+ /* The STATUS_TBIMODE bit is reserved or reused for the this
+ * device.
+ */
+ hw->media_type = e1000_media_type_copper;
+ break;
+ default:
status = E1000_READ_REG(hw, STATUS);
- if(status & E1000_STATUS_TBIMODE) {
+ if (status & E1000_STATUS_TBIMODE) {
hw->media_type = e1000_media_type_fiber;
/* tbi_compatibility not valid on fiber */
hw->tbi_compatibility_en = FALSE;
} else {
hw->media_type = e1000_media_type_copper;
}
- } else {
- /* This is an 82542 (fiber only) */
- hw->media_type = e1000_media_type_fiber;
+ break;
}
}
}
diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h
index a0263ee96c6b0e..93e9f8788751e4 100644
--- a/drivers/net/e1000/e1000_hw.h
+++ b/drivers/net/e1000/e1000_hw.h
@@ -66,6 +66,7 @@ typedef enum {
e1000_eeprom_spi,
e1000_eeprom_microwire,
e1000_eeprom_flash,
+ e1000_eeprom_none, /* No NVM support */
e1000_num_eeprom_types
} e1000_eeprom_type;