openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

igb: resolve namespacecheck warning for igb_hash_mc_addr 

This patch resolves a warning seen when doing namespace checking via
"make namespacecheck"

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexander Duyck 2009-09-17 14:52:29 +00:00 committed by David S. Miller
parent bb5a9ad2b8
commit 44c852ead5
2 changed files with 36 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
drivers/net/igb/e1000_mac.c
View File

@ -285,41 +285,6 @@ void igb_mta_set(struct e1000_hw *hw, u32 hash_value)
wrfl();
}
/**
* igb_update_mc_addr_list - Update Multicast addresses
* @hw: pointer to the HW structure
* @mc_addr_list: array of multicast addresses to program
* @mc_addr_count: number of multicast addresses to program
*
* Updates entire Multicast Table Array.
* The caller must have a packed mc_addr_list of multicast addresses.
**/
void igb_update_mc_addr_list(struct e1000_hw *hw,
u8 *mc_addr_list, u32 mc_addr_count)
{
u32 hash_value, hash_bit, hash_reg;
int i;
/* clear mta_shadow */
memset(&hw->mac.mta_shadow, 0, sizeof(hw->mac.mta_shadow));
/* update mta_shadow from mc_addr_list */
for (i = 0; (u32) i < mc_addr_count; i++) {
hash_value = igb_hash_mc_addr(hw, mc_addr_list);
hash_reg = (hash_value >> 5) & (hw->mac.mta_reg_count - 1);
hash_bit = hash_value & 0x1F;
hw->mac.mta_shadow[hash_reg] |= (1 << hash_bit);
mc_addr_list += (ETH_ALEN);
}
/* replace the entire MTA table */
for (i = hw->mac.mta_reg_count - 1; i >= 0; i--)
array_wr32(E1000_MTA, i, hw->mac.mta_shadow[i]);
wrfl();
}
/**
* igb_hash_mc_addr - Generate a multicast hash value
* @hw: pointer to the HW structure
@ -329,7 +294,7 @@ void igb_update_mc_addr_list(struct e1000_hw *hw,
* the multicast filter table array address and new table value. See
* igb_mta_set()
**/
u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
static u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
{
u32 hash_value, hash_mask;
u8 bit_shift = 0;
@ -391,6 +356,41 @@ u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
return hash_value;
}
/**
* igb_update_mc_addr_list - Update Multicast addresses
* @hw: pointer to the HW structure
* @mc_addr_list: array of multicast addresses to program
* @mc_addr_count: number of multicast addresses to program
*
* Updates entire Multicast Table Array.
* The caller must have a packed mc_addr_list of multicast addresses.
**/
void igb_update_mc_addr_list(struct e1000_hw *hw,
u8 *mc_addr_list, u32 mc_addr_count)
{
u32 hash_value, hash_bit, hash_reg;
int i;
/* clear mta_shadow */
memset(&hw->mac.mta_shadow, 0, sizeof(hw->mac.mta_shadow));
/* update mta_shadow from mc_addr_list */
for (i = 0; (u32) i < mc_addr_count; i++) {
hash_value = igb_hash_mc_addr(hw, mc_addr_list);
hash_reg = (hash_value >> 5) & (hw->mac.mta_reg_count - 1);
hash_bit = hash_value & 0x1F;
hw->mac.mta_shadow[hash_reg] |= (1 << hash_bit);
mc_addr_list += (ETH_ALEN);
}
/* replace the entire MTA table */
for (i = hw->mac.mta_reg_count - 1; i >= 0; i--)
array_wr32(E1000_MTA, i, hw->mac.mta_shadow[i]);
wrfl();
}
/**
* igb_clear_hw_cntrs_base - Clear base hardware counters
* @hw: pointer to the HW structure

1
drivers/net/igb/e1000_mac.h
View File

@ -88,6 +88,5 @@ enum e1000_mng_mode {
#define E1000_MNG_DHCP_COOKIE_STATUS_VLAN 0x2
extern void e1000_init_function_pointers_82575(struct e1000_hw *hw);
extern u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr);
#endif