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bnx2x: Change value comparison order
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Change comparison order such that the variable will come before the compared value.

Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Yaniv Rosner authored and David S. Miller committed Nov 29, 2011
1 parent 2f751a8 commit de0396f
Showing 1 changed file with 23 additions and 23 deletions.
46 changes: 23 additions & 23 deletions drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
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Original file line number Diff line number Diff line change
Expand Up @@ -466,7 +466,7 @@ static u32 bnx2x_ets_get_min_w_val_nig(const struct link_vars *vars)
u32 min_w_val = 0;
/* Calculate min_w_val.*/
if (vars->link_up) {
if (SPEED_20000 == vars->line_speed)
if (vars->line_speed == SPEED_20000)
min_w_val = ETS_E3B0_NIG_MIN_W_VAL_20GBPS;
else
min_w_val = ETS_E3B0_NIG_MIN_W_VAL_UP_TO_10GBPS;
Expand Down Expand Up @@ -516,7 +516,7 @@ static void bnx2x_ets_e3b0_set_credit_upper_bound_nig(
REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_UPPER_BOUND_5 :
NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_5, credit_upper_bound);

if (0 == port) {
if (!port) {
REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_6,
credit_upper_bound);
REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_7,
Expand Down Expand Up @@ -610,7 +610,7 @@ static void bnx2x_ets_e3b0_nig_disabled(const struct link_params *params,
NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_4, 0x0);
REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_WEIGHT_5 :
NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_5, 0x0);
if (0 == port) {
if (!port) {
REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_6, 0x0);
REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_7, 0x0);
REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_8, 0x0);
Expand Down Expand Up @@ -638,7 +638,7 @@ static void bnx2x_ets_e3b0_set_credit_upper_bound_pbf(
* In 2 port mode port0 has COS0-5 that can be used for WFQ.In 4
* port mode port1 has COS0-2 that can be used for WFQ.
*/
if (0 == port) {
if (!port) {
base_upper_bound = PBF_REG_COS0_UPPER_BOUND_P0;
max_cos = DCBX_E3B0_MAX_NUM_COS_PORT0;
} else {
Expand Down Expand Up @@ -700,7 +700,7 @@ static void bnx2x_ets_e3b0_pbf_disabled(const struct link_params *params)
* In 2 port mode port0 has COS0-5 that can be used for WFQ.
* In 4 port mode port1 has COS0-2 that can be used for WFQ.
*/
if (0 == port) {
if (!port) {
base_weight = PBF_REG_COS0_WEIGHT_P0;
max_cos = DCBX_E3B0_MAX_NUM_COS_PORT0;
} else {
Expand Down Expand Up @@ -883,7 +883,7 @@ static int bnx2x_ets_e3b0_get_total_bw(

/* 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) {
if (ets_params->cos[cos_idx].state == bnx2x_cos_state_bw) {
is_bw_cos_exist = 1;
if (!ets_params->cos[cos_idx].params.bw_params.bw) {
DP(NETIF_MSG_LINK, "bnx2x_ets_E3B0_config BW"
Expand All @@ -901,8 +901,8 @@ static int bnx2x_ets_e3b0_get_total_bw(
}

/* Check total BW is valid */
if ((1 == is_bw_cos_exist) && (100 != *total_bw)) {
if (0 == *total_bw) {
if ((is_bw_cos_exist == 1) && (*total_bw != 100)) {
if (*total_bw == 0) {
DP(NETIF_MSG_LINK,
"bnx2x_ets_E3B0_config total BW shouldn't be 0\n");
return -EINVAL;
Expand Down Expand Up @@ -943,7 +943,7 @@ static int bnx2x_ets_e3b0_sp_pri_to_cos_set(const struct link_params *params,
const u8 max_num_of_cos = (port) ? DCBX_E3B0_MAX_NUM_COS_PORT1 :
DCBX_E3B0_MAX_NUM_COS_PORT0;

if (DCBX_INVALID_COS != sp_pri_to_cos[pri]) {
if (sp_pri_to_cos[pri] != DCBX_INVALID_COS) {
DP(NETIF_MSG_LINK, "bnx2x_ets_e3b0_sp_pri_to_cos_set invalid "
"parameter There can't be two COS's with "
"the same strict pri\n");
Expand Down Expand Up @@ -1034,8 +1034,8 @@ static int bnx2x_ets_e3b0_sp_set_pri_cli_reg(const struct link_params *params,

/* Set all the strict priority first */
for (i = 0; i < max_num_of_cos; i++) {
if (DCBX_INVALID_COS != sp_pri_to_cos[i]) {
if (DCBX_MAX_NUM_COS <= sp_pri_to_cos[i]) {
if (sp_pri_to_cos[i] != DCBX_INVALID_COS) {
if (sp_pri_to_cos[i] >= DCBX_MAX_NUM_COS) {
DP(NETIF_MSG_LINK,
"bnx2x_ets_e3b0_sp_set_pri_cli_reg "
"invalid cos entry\n");
Expand All @@ -1049,7 +1049,7 @@ static int bnx2x_ets_e3b0_sp_set_pri_cli_reg(const struct link_params *params,
sp_pri_to_cos[i], pri_set);
pri_bitmask = 1 << sp_pri_to_cos[i];
/* COS is used remove it from bitmap.*/
if (0 == (pri_bitmask & cos_bit_to_set)) {
if (!(pri_bitmask & cos_bit_to_set)) {
DP(NETIF_MSG_LINK,
"bnx2x_ets_e3b0_sp_set_pri_cli_reg "
"invalid There can't be two COS's with"
Expand Down Expand Up @@ -1144,7 +1144,7 @@ int bnx2x_ets_e3b0_config(const struct link_params *params,
/* Prepare BW parameters*/
bnx2x_status = bnx2x_ets_e3b0_get_total_bw(params, ets_params,
&total_bw);
if (0 != bnx2x_status) {
if (bnx2x_status) {
DP(NETIF_MSG_LINK,
"bnx2x_ets_E3B0_config get_total_bw failed\n");
return -EINVAL;
Expand Down Expand Up @@ -1185,7 +1185,7 @@ int bnx2x_ets_e3b0_config(const struct link_params *params,
"bnx2x_ets_e3b0_config cos state not valid\n");
return -EINVAL;
}
if (0 != bnx2x_status) {
if (bnx2x_status) {
DP(NETIF_MSG_LINK,
"bnx2x_ets_e3b0_config set cos bw failed\n");
return bnx2x_status;
Expand All @@ -1196,7 +1196,7 @@ int bnx2x_ets_e3b0_config(const struct link_params *params,
bnx2x_status = bnx2x_ets_e3b0_sp_set_pri_cli_reg(params,
sp_pri_to_cos);

if (0 != bnx2x_status) {
if (bnx2x_status) {
DP(NETIF_MSG_LINK,
"bnx2x_ets_E3B0_config set_pri_cli_reg failed\n");
return bnx2x_status;
Expand All @@ -1207,7 +1207,7 @@ int bnx2x_ets_e3b0_config(const struct link_params *params,
cos_sp_bitmap,
cos_bw_bitmap);

if (0 != bnx2x_status) {
if (bnx2x_status) {
DP(NETIF_MSG_LINK, "bnx2x_ets_E3B0_config SP failed\n");
return bnx2x_status;
}
Expand Down Expand Up @@ -1271,9 +1271,9 @@ void bnx2x_ets_bw_limit(const struct link_params *params, const u32 cos0_bw,

DP(NETIF_MSG_LINK, "ETS enabled BW limit configuration\n");

if ((0 == total_bw) ||
(0 == cos0_bw) ||
(0 == cos1_bw)) {
if ((!total_bw) ||
(!cos0_bw) ||
(!cos1_bw)) {
DP(NETIF_MSG_LINK, "Total BW can't be zero\n");
return;
}
Expand Down Expand Up @@ -1329,7 +1329,7 @@ int bnx2x_ets_strict(const struct link_params *params, const u8 strict_cos)
* dbg0-010 dbg1-001 cos1-100 cos0-011 MCP-000
* dbg0-010 dbg1-001 cos0-011 cos1-100 MCP-000
*/
val = (0 == strict_cos) ? 0x2318 : 0x22E0;
val = (!strict_cos) ? 0x2318 : 0x22E0;
REG_WR(bp, NIG_REG_P0_TX_ARB_PRIORITY_CLIENT, val);

return 0;
Expand Down Expand Up @@ -1439,7 +1439,7 @@ void bnx2x_pfc_statistic(struct link_params *params, struct link_vars *vars,
if (!vars->link_up)
return;

if (MAC_TYPE_EMAC == vars->mac_type) {
if (vars->mac_type == MAC_TYPE_EMAC) {
DP(NETIF_MSG_LINK, "About to read PFC stats from EMAC\n");
bnx2x_emac_get_pfc_stat(params, pfc_frames_sent,
pfc_frames_received);
Expand Down Expand Up @@ -2285,7 +2285,7 @@ static int bnx2x_update_pfc_brb(struct link_params *params,
/* default - pause configuration */
reg_th_config = &config_val.pauseable_th;
bnx2x_status = bnx2x_pfc_brb_get_config_params(params, &config_val);
if (0 != bnx2x_status)
if (bnx2x_status)
return bnx2x_status;

if (pfc_enabled) {
Expand Down Expand Up @@ -2619,7 +2619,7 @@ int bnx2x_update_pfc(struct link_params *params,

/* update BRB params */
bnx2x_status = bnx2x_update_pfc_brb(params, vars, pfc_params);
if (0 != bnx2x_status)
if (bnx2x_status)
return bnx2x_status;

if (!vars->link_up)
Expand Down

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