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Subject[PATCH v2 33/50] wilc1000: move ac_desired_ratio calculation to where its needed
Date
Move ac_desired_ratio calculation to fill_vmm_table() since that's the
only place that needs it. Note that it is unnecessary to initialize
the array since ac_balance() is guaranteed to fill it in.

Signed-off-by: David Mosberger-Tang <davidm@egauge.net>
---
drivers/net/wireless/microchip/wilc1000/wlan.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/net/wireless/microchip/wilc1000/wlan.c b/drivers/net/wireless/microchip/wilc1000/wlan.c
index 5939ed5b2db68..64497754a36b1 100644
--- a/drivers/net/wireless/microchip/wilc1000/wlan.c
+++ b/drivers/net/wireless/microchip/wilc1000/wlan.c
@@ -643,8 +643,6 @@ static u32 vmm_table_entry(struct sk_buff *tqe, u32 vmm_sz)
/**
* fill_vmm_table() - Fill VMM table with packets to be sent
* @wilc: Pointer to the wilc structure.
- * @ac_desired_ratio: First-round limit on number of packets to add from the
- * respective queue.
* @vmm_table: Pointer to the VMM table to fill.
* @vmm_entries_ac: Pointer to the queue-number table to fill.
* For each packet added to the VMM table, this will be filled in
@@ -664,7 +662,6 @@ static u32 vmm_table_entry(struct sk_buff *tqe, u32 vmm_sz)
* so the returned number is at most WILC_VMM_TBL_SIZE-1.
*/
static int fill_vmm_table(const struct wilc *wilc,
- u8 ac_desired_ratio[NQUEUES],
u32 vmm_table[WILC_VMM_TBL_SIZE],
u8 vmm_entries_ac[WILC_VMM_TBL_SIZE])
{
@@ -672,6 +669,7 @@ static int fill_vmm_table(const struct wilc *wilc,
u8 k, ac;
u32 sum;
static const u8 ac_preserve_ratio[NQUEUES] = {1, 1, 1, 1};
+ u8 ac_desired_ratio[NQUEUES];
const u8 *num_pkts_to_add;
bool ac_exist = 0;
int vmm_sz = 0;
@@ -683,6 +681,8 @@ static int fill_vmm_table(const struct wilc *wilc,

i = 0;
sum = 0;
+
+ ac_balance(wilc, ac_desired_ratio);
num_pkts_to_add = ac_desired_ratio;
do {
ac_exist = 0;
@@ -909,7 +909,6 @@ static int send_packets(struct wilc *wilc, int len)
int wilc_wlan_handle_txq(struct wilc *wilc, u32 *txq_count)
{
int vmm_table_len, entries, len;
- u8 ac_desired_ratio[NQUEUES] = {0, 0, 0, 0};
u8 vmm_entries_ac[WILC_VMM_TBL_SIZE];
int ret = 0;
u32 vmm_table[WILC_VMM_TBL_SIZE];
@@ -919,8 +918,6 @@ int wilc_wlan_handle_txq(struct wilc *wilc, u32 *txq_count)
if (wilc->quit)
goto out_update_cnt;

- ac_balance(wilc, ac_desired_ratio);
-
mutex_lock(&wilc->txq_add_to_head_cs);

srcu_idx = srcu_read_lock(&wilc->srcu);
@@ -928,7 +925,7 @@ int wilc_wlan_handle_txq(struct wilc *wilc, u32 *txq_count)
wilc_wlan_txq_filter_dup_tcp_ack(vif->ndev);
srcu_read_unlock(&wilc->srcu, srcu_idx);

- vmm_table_len = fill_vmm_table(wilc, ac_desired_ratio, vmm_table, vmm_entries_ac);
+ vmm_table_len = fill_vmm_table(wilc, vmm_table, vmm_entries_ac);
if (vmm_table_len == 0)
goto out_unlock;

--
2.25.1
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