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Message-ID: <1293176710-21335-8-git-send-email-rmody@brocade.com>
Date: Thu, 23 Dec 2010 23:45:07 -0800
From: Rasesh Mody <rmody@...cade.com>
To: <netdev@...r.kernel.org>
CC: <huangj@...cade.com>, Rasesh Mody <rmody@...cade.com>,
Debashis Dutt <ddutt@...cade.com>
Subject: [PATCH 07/10] bna: Removed unused code
Change Details:
- Remove unused APIs and code cleanup
Signed-off-by: Debashis Dutt <ddutt@...cade.com>
Signed-off-by: Rasesh Mody <rmody@...cade.com>
---
drivers/net/bna/bna_ctrl.c | 241 +------------------------------------------
drivers/net/bna/bna_txrx.c | 11 +--
drivers/net/bna/bna_types.h | 4 +-
3 files changed, 3 insertions(+), 253 deletions(-)
diff --git a/drivers/net/bna/bna_ctrl.c b/drivers/net/bna/bna_ctrl.c
index 68e4c5e..e152747 100644
--- a/drivers/net/bna/bna_ctrl.c
+++ b/drivers/net/bna/bna_ctrl.c
@@ -2132,37 +2132,6 @@ rxf_fltr_mbox_cmd(struct bna_rxf *rxf, u8 cmd, enum bna_status status)
bna_mbox_send(rxf->rx->bna, &rxf->mbox_qe);
}
-static void
-__rxf_default_function_config(struct bna_rxf *rxf, enum bna_status status)
-{
- struct bna_rx_fndb_ram *rx_fndb_ram;
- u32 ctrl_flags;
- int i;
-
- rx_fndb_ram = (struct bna_rx_fndb_ram *)
- BNA_GET_MEM_BASE_ADDR(rxf->rx->bna->pcidev.pci_bar_kva,
- RX_FNDB_RAM_BASE_OFFSET);
-
- for (i = 0; i < BFI_MAX_RXF; i++) {
- if (status == BNA_STATUS_T_ENABLED) {
- if (i == rxf->rxf_id)
- continue;
-
- ctrl_flags =
- readl(&rx_fndb_ram[i].control_flags);
- ctrl_flags |= BNA_RXF_CF_DEFAULT_FUNCTION_ENABLE;
- writel(ctrl_flags,
- &rx_fndb_ram[i].control_flags);
- } else {
- ctrl_flags =
- readl(&rx_fndb_ram[i].control_flags);
- ctrl_flags &= ~BNA_RXF_CF_DEFAULT_FUNCTION_ENABLE;
- writel(ctrl_flags,
- &rx_fndb_ram[i].control_flags);
- }
- }
-}
-
int
rxf_process_packet_filter_ucast(struct bna_rxf *rxf)
{
@@ -2229,46 +2198,6 @@ rxf_process_packet_filter_promisc(struct bna_rxf *rxf)
}
int
-rxf_process_packet_filter_default(struct bna_rxf *rxf)
-{
- struct bna *bna = rxf->rx->bna;
-
- /* Enable/disable default mode */
- if (is_default_enable(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask)) {
- /* move default configuration from pending -> active */
- default_inactive(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask);
- rxf->rxmode_active |= BNA_RXMODE_DEFAULT;
-
- /* Disable VLAN filter to allow all VLANs */
- __rxf_vlan_filter_set(rxf, BNA_STATUS_T_DISABLED);
- /* Redirect all other RxF vlan filtering to this one */
- __rxf_default_function_config(rxf, BNA_STATUS_T_ENABLED);
- rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_RXF_DEFAULT_SET_REQ,
- BNA_STATUS_T_ENABLED);
- return 1;
- } else if (is_default_disable(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask)) {
- /* move default configuration from pending -> active */
- default_inactive(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask);
- rxf->rxmode_active &= ~BNA_RXMODE_DEFAULT;
- bna->rxf_default_id = BFI_MAX_RXF;
-
- /* Revert VLAN filter */
- __rxf_vlan_filter_set(rxf, rxf->vlan_filter_status);
- /* Stop RxF vlan filter table redirection */
- __rxf_default_function_config(rxf, BNA_STATUS_T_DISABLED);
- rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_RXF_DEFAULT_SET_REQ,
- BNA_STATUS_T_DISABLED);
- return 1;
- }
-
- return 0;
-}
-
-int
rxf_process_packet_filter_allmulti(struct bna_rxf *rxf)
{
/* Enable/disable allmulti mode */
@@ -2365,48 +2294,6 @@ rxf_clear_packet_filter_promisc(struct bna_rxf *rxf)
}
int
-rxf_clear_packet_filter_default(struct bna_rxf *rxf)
-{
- struct bna *bna = rxf->rx->bna;
-
- /* 8. Execute pending default mode disable command */
- if (is_default_disable(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask)) {
- /* move default configuration from pending -> active */
- default_inactive(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask);
- rxf->rxmode_active &= ~BNA_RXMODE_DEFAULT;
- bna->rxf_default_id = BFI_MAX_RXF;
-
- /* Revert VLAN filter */
- __rxf_vlan_filter_set(rxf, rxf->vlan_filter_status);
- /* Stop RxF vlan filter table redirection */
- __rxf_default_function_config(rxf, BNA_STATUS_T_DISABLED);
- rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_RXF_DEFAULT_SET_REQ,
- BNA_STATUS_T_DISABLED);
- return 1;
- }
-
- /* 9. Clear active default mode; move it to pending enable */
- if (rxf->rxmode_active & BNA_RXMODE_DEFAULT) {
- /* move default configuration from active -> pending */
- default_enable(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask);
- rxf->rxmode_active &= ~BNA_RXMODE_DEFAULT;
-
- /* Revert VLAN filter */
- __rxf_vlan_filter_set(rxf, rxf->vlan_filter_status);
- /* Stop RxF vlan filter table redirection */
- __rxf_default_function_config(rxf, BNA_STATUS_T_DISABLED);
- rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_RXF_DEFAULT_SET_REQ,
- BNA_STATUS_T_DISABLED);
- return 1;
- }
-
- return 0;
-}
-
-int
rxf_clear_packet_filter_allmulti(struct bna_rxf *rxf)
{
/* 10. Execute pending allmulti mode disable command */
@@ -2481,28 +2368,6 @@ rxf_reset_packet_filter_promisc(struct bna_rxf *rxf)
}
void
-rxf_reset_packet_filter_default(struct bna_rxf *rxf)
-{
- struct bna *bna = rxf->rx->bna;
-
- /* 8. Clear pending default mode disable */
- if (is_default_disable(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask)) {
- default_inactive(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask);
- rxf->rxmode_active &= ~BNA_RXMODE_DEFAULT;
- bna->rxf_default_id = BFI_MAX_RXF;
- }
-
- /* 9. Move default mode config from active -> pending */
- if (rxf->rxmode_active & BNA_RXMODE_DEFAULT) {
- default_enable(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask);
- rxf->rxmode_active &= ~BNA_RXMODE_DEFAULT;
- }
-}
-
-void
rxf_reset_packet_filter_allmulti(struct bna_rxf *rxf)
{
/* 10. Clear pending allmulti mode disable */
@@ -2599,76 +2464,6 @@ rxf_promisc_disable(struct bna_rxf *rxf)
* 1 = need h/w change
*/
static int
-rxf_default_enable(struct bna_rxf *rxf)
-{
- struct bna *bna = rxf->rx->bna;
- int ret = 0;
-
- /* There can not be any pending disable command */
-
- /* Do nothing if pending enable or already enabled */
- if (is_default_enable(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask) ||
- (rxf->rxmode_active & BNA_RXMODE_DEFAULT)) {
- /* Schedule enable */
- } else {
- /* Default mode should not be active in the system */
- default_enable(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask);
- bna->rxf_default_id = rxf->rxf_id;
- ret = 1;
- }
-
- return ret;
-}
-
-/**
- * Should only be called by bna_rxf_mode_set.
- * Helps deciding if h/w configuration is needed or not.
- * Returns:
- * 0 = no h/w change
- * 1 = need h/w change
- */
-static int
-rxf_default_disable(struct bna_rxf *rxf)
-{
- struct bna *bna = rxf->rx->bna;
- int ret = 0;
-
- /* There can not be any pending disable */
-
- /* Turn off pending enable command , if any */
- if (is_default_enable(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask)) {
- /* Promisc mode should not be active */
- /* system default state should be pending */
- default_inactive(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask);
- /* Remove the default state from the system */
- bna->rxf_default_id = BFI_MAX_RXF;
-
- /* Schedule disable */
- } else if (rxf->rxmode_active & BNA_RXMODE_DEFAULT) {
- /* Default mode should be active in the system */
- default_disable(rxf->rxmode_pending,
- rxf->rxmode_pending_bitmask);
- ret = 1;
-
- /* Do nothing if already disabled */
- } else {
- }
-
- return ret;
-}
-
-/**
- * Should only be called by bna_rxf_mode_set.
- * Helps deciding if h/w configuration is needed or not.
- * Returns:
- * 0 = no h/w change
- * 1 = need h/w change
- */
-static int
rxf_allmulti_enable(struct bna_rxf *rxf)
{
int ret = 0;
@@ -2730,38 +2525,13 @@ bna_rx_mode_set(struct bna_rx *rx, enum bna_rxmode new_mode,
struct bna_rxf *rxf = &rx->rxf;
int need_hw_config = 0;
- /* Error checks */
+ /* Process the commands */
if (is_promisc_enable(new_mode, bitmask)) {
/* If promisc mode is already enabled elsewhere in the system */
if ((rx->bna->rxf_promisc_id != BFI_MAX_RXF) &&
(rx->bna->rxf_promisc_id != rxf->rxf_id))
goto err_return;
-
- /* If default mode is already enabled in the system */
- if (rx->bna->rxf_default_id != BFI_MAX_RXF)
- goto err_return;
-
- /* Trying to enable promiscuous and default mode together */
- if (is_default_enable(new_mode, bitmask))
- goto err_return;
- }
-
- if (is_default_enable(new_mode, bitmask)) {
- /* If default mode is already enabled elsewhere in the system */
- if ((rx->bna->rxf_default_id != BFI_MAX_RXF) &&
- (rx->bna->rxf_default_id != rxf->rxf_id)) {
- goto err_return;
- }
-
- /* If promiscuous mode is already enabled in the system */
- if (rx->bna->rxf_promisc_id != BFI_MAX_RXF)
- goto err_return;
- }
-
- /* Process the commands */
-
- if (is_promisc_enable(new_mode, bitmask)) {
if (rxf_promisc_enable(rxf))
need_hw_config = 1;
} else if (is_promisc_disable(new_mode, bitmask)) {
@@ -2769,14 +2539,6 @@ bna_rx_mode_set(struct bna_rx *rx, enum bna_rxmode new_mode,
need_hw_config = 1;
}
- if (is_default_enable(new_mode, bitmask)) {
- if (rxf_default_enable(rxf))
- need_hw_config = 1;
- } else if (is_default_disable(new_mode, bitmask)) {
- if (rxf_default_disable(rxf))
- need_hw_config = 1;
- }
-
if (is_allmulti_enable(new_mode, bitmask)) {
if (rxf_allmulti_enable(rxf))
need_hw_config = 1;
@@ -3202,7 +2964,6 @@ bna_init(struct bna *bna, struct bnad *bnad, struct bfa_pcidev *pcidev,
bna_mcam_mod_init(&bna->mcam_mod, bna, res_info);
- bna->rxf_default_id = BFI_MAX_RXF;
bna->rxf_promisc_id = BFI_MAX_RXF;
/* Mbox q element for posting stat request to f/w */
diff --git a/drivers/net/bna/bna_txrx.c b/drivers/net/bna/bna_txrx.c
index 5076618..58c7664 100644
--- a/drivers/net/bna/bna_txrx.c
+++ b/drivers/net/bna/bna_txrx.c
@@ -1226,8 +1226,7 @@ rxf_process_packet_filter_vlan(struct bna_rxf *rxf)
/* Apply the VLAN filter */
if (rxf->rxf_flags & BNA_RXF_FL_VLAN_CONFIG_PENDING) {
rxf->rxf_flags &= ~BNA_RXF_FL_VLAN_CONFIG_PENDING;
- if (!(rxf->rxmode_active & BNA_RXMODE_PROMISC) &&
- !(rxf->rxmode_active & BNA_RXMODE_DEFAULT))
+ if (!(rxf->rxmode_active & BNA_RXMODE_PROMISC))
__rxf_vlan_filter_set(rxf, rxf->vlan_filter_status);
}
@@ -1276,9 +1275,6 @@ rxf_process_packet_filter(struct bna_rxf *rxf)
if (rxf_process_packet_filter_promisc(rxf))
return 1;
- if (rxf_process_packet_filter_default(rxf))
- return 1;
-
if (rxf_process_packet_filter_allmulti(rxf))
return 1;
@@ -1340,9 +1336,6 @@ rxf_clear_packet_filter(struct bna_rxf *rxf)
if (rxf_clear_packet_filter_promisc(rxf))
return 1;
- if (rxf_clear_packet_filter_default(rxf))
- return 1;
-
if (rxf_clear_packet_filter_allmulti(rxf))
return 1;
@@ -1389,8 +1382,6 @@ rxf_reset_packet_filter(struct bna_rxf *rxf)
rxf_reset_packet_filter_promisc(rxf);
- rxf_reset_packet_filter_default(rxf);
-
rxf_reset_packet_filter_allmulti(rxf);
}
diff --git a/drivers/net/bna/bna_types.h b/drivers/net/bna/bna_types.h
index d79fd98..b9c134f 100644
--- a/drivers/net/bna/bna_types.h
+++ b/drivers/net/bna/bna_types.h
@@ -165,8 +165,7 @@ enum bna_rxp_type {
enum bna_rxmode {
BNA_RXMODE_PROMISC = 1,
- BNA_RXMODE_DEFAULT = 2,
- BNA_RXMODE_ALLMULTI = 4
+ BNA_RXMODE_ALLMULTI = 2
};
enum bna_rx_event {
@@ -1118,7 +1117,6 @@ struct bna {
struct bna_rit_mod rit_mod;
- int rxf_default_id;
int rxf_promisc_id;
struct bna_mbox_qe mbox_qe;
--
1.7.1
--
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