Commit 870516e1 authored by Yaniv Rosner's avatar Yaniv Rosner Committed by David S. Miller

bnx2x: ETS changes

Fix a problem when new traffic class is created with 0% BW, the ETS is not conforming.
Signed-off-by: default avatarYaniv Rosner <yanivr@broadcom.com>
Signed-off-by: default avatarEilon Greenstein <eilong@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 866cedae
......@@ -874,23 +874,36 @@ static int bnx2x_ets_e3b0_set_cos_bw(struct bnx2x *bp,
******************************************************************************/
static int bnx2x_ets_e3b0_get_total_bw(
const struct link_params *params,
const struct bnx2x_ets_params *ets_params,
struct bnx2x_ets_params *ets_params,
u16 *total_bw)
{
struct bnx2x *bp = params->bp;
u8 cos_idx = 0;
u8 is_bw_cos_exist = 0;
*total_bw = 0 ;
/* Calculate total BW requested */
for (cos_idx = 0; cos_idx < ets_params->num_of_cos; cos_idx++) {
if (bnx2x_cos_state_bw == ets_params->cos[cos_idx].state) {
is_bw_cos_exist = 1;
if (!ets_params->cos[cos_idx].params.bw_params.bw) {
DP(NETIF_MSG_LINK, "bnx2x_ets_E3B0_config BW"
"was set to 0\n");
/*
* This is to prevent a state when ramrods
* can't be sent
*/
ets_params->cos[cos_idx].params.bw_params.bw
= 1;
}
*total_bw +=
ets_params->cos[cos_idx].params.bw_params.bw;
}
}
/* Check total BW is valid */
if ((100 != *total_bw) || (0 == *total_bw)) {
if ((1 == is_bw_cos_exist) && (100 != *total_bw)) {
if (0 == *total_bw) {
DP(NETIF_MSG_LINK,
"bnx2x_ets_E3B0_config toatl BW shouldn't be 0\n");
......@@ -1100,7 +1113,7 @@ static int bnx2x_ets_e3b0_sp_set_pri_cli_reg(const struct link_params *params,
******************************************************************************/
int bnx2x_ets_e3b0_config(const struct link_params *params,
const struct link_vars *vars,
const struct bnx2x_ets_params *ets_params)
struct bnx2x_ets_params *ets_params)
{
struct bnx2x *bp = params->bp;
int bnx2x_status = 0;
......
......@@ -479,7 +479,7 @@ int bnx2x_ets_strict(const struct link_params *params, const u8 strict_cos);
/* Configure the COS to ETS according to BW and SP settings.*/
int bnx2x_ets_e3b0_config(const struct link_params *params,
const struct link_vars *vars,
const struct bnx2x_ets_params *ets_params);
struct bnx2x_ets_params *ets_params);
/* Read pfc statistic*/
void bnx2x_pfc_statistic(struct link_params *params, struct link_vars *vars,
u32 pfc_frames_sent[2],
......
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