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bnx2x: support classification config query

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To support copying MAC addresses to firmware query structure.

[ Fixed up style and formatting errors noted by DaveM and Joe Perches ]

Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Barak Witkowski <barak@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ariel Elior
2011-12-05 21:52:24 +00:00
committed by David S. Miller
parent 50f0a562f8
commit ed5162a04f
2 changed files with 46 additions and 0 deletions
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33
drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
View File

@@ -30,6 +30,8 @@
#define BNX2X_MAX_EMUL_MULTI 16 #define BNX2X_MAX_EMUL_MULTI 16
#define MAC_LEADING_ZERO_CNT (ALIGN(ETH_ALEN, sizeof(u32)) - ETH_ALEN)
/**** Exe Queue interfaces ****/ /**** Exe Queue interfaces ****/
/** /**
@@ -441,6 +443,36 @@ static bool bnx2x_put_credit_vlan_mac(struct bnx2x_vlan_mac_obj *o)
return true; return true;
} }
static int bnx2x_get_n_elements(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o,
int n, u8 *buf)
{
struct bnx2x_vlan_mac_registry_elem *pos;
u8 *next = buf;
int counter = 0;
/* traverse list */
list_for_each_entry(pos, &o->head, link) {
if (counter < n) {
/* place leading zeroes in buffer */
memset(next, 0, MAC_LEADING_ZERO_CNT);
/* place mac after leading zeroes*/
memcpy(next + MAC_LEADING_ZERO_CNT, pos->u.mac.mac,
ETH_ALEN);
/* calculate address of next element and
* advance counter
*/
counter++;
next = buf + counter * ALIGN(ETH_ALEN, sizeof(u32));
DP(BNX2X_MSG_SP, "copied element number %d to address %p element was %pM\n",
counter, next, pos->u.mac.mac);
}
}
return counter * ETH_ALEN;
}
/* check_add() callbacks */ /* check_add() callbacks */
static int bnx2x_check_mac_add(struct bnx2x_vlan_mac_obj *o, static int bnx2x_check_mac_add(struct bnx2x_vlan_mac_obj *o,
union bnx2x_classification_ramrod_data *data) union bnx2x_classification_ramrod_data *data)
@@ -1886,6 +1918,7 @@ void bnx2x_init_mac_obj(struct bnx2x *bp,
mac_obj->check_move = bnx2x_check_move; mac_obj->check_move = bnx2x_check_move;
mac_obj->ramrod_cmd = mac_obj->ramrod_cmd =
RAMROD_CMD_ID_ETH_CLASSIFICATION_RULES; RAMROD_CMD_ID_ETH_CLASSIFICATION_RULES;
mac_obj->get_n_elements = bnx2x_get_n_elements;
/* Exe Queue */ /* Exe Queue */
bnx2x_exe_queue_init(bp, bnx2x_exe_queue_init(bp,

13
drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h
View File

@@ -285,6 +285,19 @@ struct bnx2x_vlan_mac_obj {
/* RAMROD command to be used */ /* RAMROD command to be used */
int ramrod_cmd; int ramrod_cmd;
/* copy first n elements onto preallocated buffer
*
* @param n number of elements to get
* @param buf buffer preallocated by caller into which elements
* will be copied. Note elements are 4-byte aligned
* so buffer size must be able to accomodate the
* aligned elements.
*
* @return number of copied bytes
*/
int (*get_n_elements)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o,
int n, u8 *buf);
/** /**
* Checks if ADD-ramrod with the given params may be performed. * Checks if ADD-ramrod with the given params may be performed.
* *