samsung-sm8650/android_kernel_samsung_sm8650-modules
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qcacmn: Add tx device limit

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Add tx device limit configurable from INI.
This is used to limit the overall tx descriptors used in the device

Change-Id: I51e9611ca14bdc146de914317b38b98329130c9f
This commit is contained in:
Prathyusha Guduri
2019-07-21 23:55:52 +05:30
committed by nshrivas
parent 36ce817b7e
commit aed67e197c
4 changed files with 33 additions and 0 deletions
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2
dp/wifi3.0/dp_stats.c
View File

@@ -4487,6 +4487,8 @@ void dp_print_soc_cfg_params(struct dp_soc *soc)
soc_cfg_ctx->tx_desc_limit_1);
DP_PRINT_STATS("TX_desc limit_2: %u ",
soc_cfg_ctx->tx_desc_limit_2);
DP_PRINT_STATS("TX device limit: %u ",
soc_cfg_ctx->tx_device_limit);
DP_PRINT_STATS("RXDMA err dst ring: %u ",
soc_cfg_ctx->rxdma_err_dst_ring);
}

12
wlan_cfg/cfg_dp.h
View File

@@ -249,6 +249,10 @@
#define WLAN_CFG_TX_DESC_LIMIT_2_MIN 4096
#define WLAN_CFG_TX_DESC_LIMIT_2_MAX 32768
#define WLAN_CFG_TX_DEVICE_LIMIT 65536
#define WLAN_CFG_TX_DEVICE_LIMIT_MIN 16384
#define WLAN_CFG_TX_DEVICE_LIMIT_MAX 65536
#define WLAN_CFG_RXDMA_MONITOR_BUF_RING_SIZE 4096
#define WLAN_CFG_RXDMA_MONITOR_BUF_RING_SIZE_MIN 16
#define WLAN_CFG_RXDMA_MONITOR_BUF_RING_SIZE_MAX 8192
@@ -583,6 +587,13 @@
WLAN_CFG_TX_DESC_LIMIT_2, \
CFG_VALUE_OR_DEFAULT, "DP TX DESC limit 2")
#define CFG_DP_TX_DEVICE_LIMIT \
CFG_INI_UINT("dp_tx_device_limit", \
WLAN_CFG_TX_DEVICE_LIMIT_MIN, \
WLAN_CFG_TX_DEVICE_LIMIT_MAX, \
WLAN_CFG_TX_DEVICE_LIMIT, \
CFG_VALUE_OR_DEFAULT, "DP TX DEVICE limit")
#define CFG_DP_RXDMA_MONITOR_BUF_RING \
CFG_INI_UINT("dp_rxdma_monitor_buf_ring", \
WLAN_CFG_RXDMA_MONITOR_BUF_RING_SIZE_MIN, \
@@ -710,6 +721,7 @@
CFG(CFG_DP_TX_DESC_LIMIT_0) \
CFG(CFG_DP_TX_DESC_LIMIT_1) \
CFG(CFG_DP_TX_DESC_LIMIT_2) \
CFG(CFG_DP_TX_DEVICE_LIMIT) \
CFG(CFG_DP_RXDMA_MONITOR_BUF_RING) \
CFG(CFG_DP_RXDMA_MONITOR_DST_RING) \
CFG(CFG_DP_RXDMA_MONITOR_STATUS_RING) \

8
wlan_cfg/wlan_cfg.c
View File

@@ -406,6 +406,8 @@ wlan_cfg_soc_attach(struct cdp_ctrl_objmgr_psoc *psoc)
CFG_DP_TX_DESC_LIMIT_1);
wlan_cfg_ctx->tx_desc_limit_2 = cfg_get(psoc,
CFG_DP_TX_DESC_LIMIT_2);
wlan_cfg_ctx->tx_device_limit = cfg_get(psoc,
CFG_DP_TX_DEVICE_LIMIT);
wlan_cfg_ctx->rxdma_err_dst_ring = cfg_get(psoc,
CFG_DP_RXDMA_ERR_DST_RING);
wlan_cfg_ctx->enable_data_stall_detection =
@@ -956,6 +958,12 @@ wlan_cfg_get_dp_soc_tx_desc_limit_2(struct wlan_cfg_dp_soc_ctxt *cfg)
return cfg->tx_desc_limit_2;
}
int
wlan_cfg_get_dp_soc_tx_device_limit(struct wlan_cfg_dp_soc_ctxt *cfg)
{
return cfg->tx_device_limit;
}
int
wlan_cfg_get_dp_soc_rxdma_err_dst_ring_size(struct wlan_cfg_dp_soc_ctxt *cfg)
{

11
wlan_cfg/wlan_cfg.h
View File

@@ -150,6 +150,7 @@ struct wlan_srng_cfg {
* @tx_desc_limit_0: tx_desc limit for 5G H
* @tx_desc_limit_1: tx_desc limit for 2G
* @tx_desc_limit_2: tx_desc limit for 5G L
* @tx_device_limit: tx device limit
* @tx_comp_loop_pkt_limit: Max # of packets to be processed in 1 tx comp loop
* @rx_reap_loop_pkt_limit: Max # of packets to be processed in 1 rx reap loop
* @rx_hp_oos_update_limit: Max # of HP OOS (out of sync) updates
@@ -234,6 +235,7 @@ struct wlan_cfg_dp_soc_ctxt {
int tx_desc_limit_0;
int tx_desc_limit_1;
int tx_desc_limit_2;
int tx_device_limit;
#ifdef WLAN_FEATURE_RX_SOFTIRQ_TIME_LIMIT
uint32_t tx_comp_loop_pkt_limit;
uint32_t rx_reap_loop_pkt_limit;
@@ -1024,6 +1026,15 @@ wlan_cfg_get_dp_soc_tx_desc_limit_1(struct wlan_cfg_dp_soc_ctxt *cfg);
int
wlan_cfg_get_dp_soc_tx_desc_limit_2(struct wlan_cfg_dp_soc_ctxt *cfg);
/*
* wlan_cfg_get_dp_soc_tx_device_limit - Get tx device limit
* @wlan_cfg_soc_ctx
*
* Return: tx device limit
*/
int
wlan_cfg_get_dp_soc_tx_device_limit(struct wlan_cfg_dp_soc_ctxt *cfg);
/*
* wlan_cfg_get_dp_soc_rxdma_refill_ring_size - Get rxdma refill ring size
* @wlan_cfg_soc_ctx