qcacld-3.0: Add a sysfs replacement for gtxBWMask

As part of WEXT replacement, replace gtx_bw_mask with a sysfs file.

file path: /sys/class/net/wlanxx/gtx_bw_mask
        wlanxx is adapter name

example: echo 1 > gtx_bw_mask

Change-Id: I40c0f611ca221c91c59d9a3f60927f841385c469
CRs-Fixed: 2686762
This commit is contained in:
Aditya Kodukula 2020-05-14 17:37:38 -07:00 committed by nshrivas
parent c1e2d8d463
commit 9684d8033e
5 changed files with 212 additions and 0 deletions

4
Kbuild
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@ -339,6 +339,9 @@ endif
ifeq ($(CONFIG_WLAN_TXRX_FW_ST_RST), y)
HDD_OBJS += $(HDD_SRC_DIR)/wlan_hdd_sysfs_txrx_fw_st_rst.o
endif
ifeq ($(CONFIG_WLAN_GTX_BW_MASK), y)
HDD_OBJS += $(HDD_SRC_DIR)/wlan_hdd_sysfs_gtx_bw_mask.o
endif
endif
ifeq ($(CONFIG_QCACLD_FEATURE_FW_STATE), y)
@ -2571,6 +2574,7 @@ cppflags-$(CONFIG_WLAN_GET_TX_STBC) += -DCONFIG_WLAN_GET_TX_STBC
cppflags-$(CONFIG_WLAN_GET_STATS) += -DCONFIG_WLAN_GET_STATS
cppflags-$(CONFIG_WLAN_SET_WLAN_DBG) += -DCONFIG_WLAN_SET_WLAN_DBG
cppflags-$(CONFIG_WLAN_TXRX_FW_ST_RST) += -DCONFIG_WLAN_TXRX_FW_ST_RST
cppflags-$(CONFIG_WLAN_GTX_BW_MASK) += -DCONFIG_WLAN_GTX_BW_MASK
cppflags-$(CONFIG_WLAN_SET_SCAN_CFG) += -DCONFIG_WLAN_SET_SCAN_CFG
cppflags-$(CONFIG_WLAN_SET_MON_CHAN) += -DCONFIG_WLAN_SET_MON_CHAN
cppflags-$(CONFIG_WLAN_SET_RADAR) += -DCONFIG_WLAN_SET_RADAR

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@ -188,6 +188,7 @@ ifeq ($(CONFIG_WLAN_SYSFS), y)
CONFIG_WLAN_GET_STATS := y
CONFIG_WLAN_SET_WLAN_DBG := y
CONFIG_WLAN_TXRX_FW_ST_RST := y
CONFIG_WLAN_GTX_BW_MASK := y
CONFIG_WLAN_SET_SCAN_CFG := y
CONFIG_WLAN_SET_MON_CHAN := y
CONFIG_WLAN_SET_RADAR := y

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@ -54,6 +54,7 @@
#include <wlan_hdd_sysfs_get_stats.h>
#include <wlan_hdd_sysfs_set_wlan_dbg.h>
#include <wlan_hdd_sysfs_txrx_fw_st_rst.h>
#include <wlan_hdd_sysfs_gtx_bw_mask.h>
#include <wlan_hdd_sysfs_set_scan_cfg.h>
#include <wlan_hdd_sysfs_set_mon_chan.h>
#include <wlan_hdd_sysfs_set_radar.h>
@ -648,6 +649,7 @@ hdd_sysfs_create_sta_adapter_root_obj(struct hdd_adapter *adapter)
hdd_sysfs_get_tx_stbc_create(adapter);
hdd_sysfs_get_stats_create(adapter);
hdd_sysfs_txrx_fw_st_rst_create(adapter);
hdd_sysfs_gtx_bw_mask_create(adapter);
hdd_sysfs_txrx_fw_stats_create(adapter);
hdd_sysfs_txrx_stats_create(adapter);
hdd_sysfs_get_range_ext_create(adapter);
@ -665,6 +667,7 @@ hdd_sysfs_destroy_sta_adapter_root_obj(struct hdd_adapter *adapter)
hdd_sysfs_get_range_ext_destroy(adapter);
hdd_sysfs_txrx_stats_destroy(adapter);
hdd_sysfs_txrx_fw_stats_destroy(adapter);
hdd_sysfs_gtx_bw_mask_destroy(adapter);
hdd_sysfs_txrx_fw_st_rst_destroy(adapter);
hdd_sysfs_get_stats_destroy(adapter);
hdd_sysfs_get_tx_stbc_destroy(adapter);
@ -694,6 +697,7 @@ hdd_sysfs_create_sap_adapter_root_obj(struct hdd_adapter *adapter)
hdd_sysfs_get_tx_stbc_create(adapter);
hdd_sysfs_get_stats_create(adapter);
hdd_sysfs_txrx_fw_st_rst_create(adapter);
hdd_sysfs_gtx_bw_mask_create(adapter);
hdd_sysfs_set_radar_create(adapter);
hdd_sysfs_txrx_fw_stats_create(adapter);
hdd_sysfs_txrx_stats_create(adapter);
@ -707,6 +711,7 @@ hdd_sysfs_destroy_sap_adapter_root_obj(struct hdd_adapter *adapter)
hdd_sysfs_txrx_stats_destroy(adapter);
hdd_sysfs_txrx_fw_stats_destroy(adapter);
hdd_sysfs_set_radar_destroy(adapter);
hdd_sysfs_gtx_bw_mask_destroy(adapter);
hdd_sysfs_txrx_fw_st_rst_destroy(adapter);
hdd_sysfs_get_stats_destroy(adapter);
hdd_sysfs_get_tx_stbc_destroy(adapter);

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@ -0,0 +1,141 @@
/*
* Copyright (c) 2011-2020 The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/**
* DOC: wlan_hdd_sysfs_gtx_bw_mask.c
*
* implementation for creating sysfs file gtx_bw_mask
*/
#include <wlan_hdd_includes.h>
#include "osif_vdev_sync.h"
#include <wlan_hdd_sysfs.h>
#include <wlan_hdd_sysfs_gtx_bw_mask.h>
#include "wma.h"
#include "wma_api.h"
static int hdd_sysfs_set_green_tx_param(struct hdd_adapter *adapter,
green_tx_param id,
const char *id_string,
int value)
{
int errno;
hdd_debug("%s %d", id_string, value);
errno = wma_cli_set_command(adapter->vdev_id, id, value, GTX_CMD);
if (errno)
hdd_err("Failed to set firmware, errno %d", errno);
return errno;
}
#define hdd_sysfs_set_green_tx_param(adapter, id, value) \
hdd_sysfs_set_green_tx_param(adapter, id, #id, value)
static ssize_t
__hdd_sysfs_gtx_bw_mask_store(struct net_device *net_dev,
char const *buf, size_t count)
{
struct hdd_adapter *adapter = netdev_priv(net_dev);
char buf_local[MAX_SYSFS_USER_COMMAND_SIZE_LENGTH + 1];
struct hdd_context *hdd_ctx;
char *sptr, *token;
uint32_t value;
int ret;
if (hdd_validate_adapter(adapter)) {
hdd_err_rl("adapter validate fail");
return -EINVAL;
}
hdd_ctx = WLAN_HDD_GET_CTX(adapter);
ret = wlan_hdd_validate_context(hdd_ctx);
if (ret != 0)
return ret;
if (!wlan_hdd_validate_modules_state(hdd_ctx))
return -EINVAL;
ret = hdd_sysfs_validate_and_copy_buf(buf_local, sizeof(buf_local),
buf, count);
if (ret) {
hdd_err_rl("invalid input");
return ret;
}
sptr = buf_local;
hdd_debug("gtx_bw_mask: count %zu buf_local:(%s) net_devname %s",
count, buf_local, net_dev->name);
/* Get value */
token = strsep(&sptr, " ");
if (!token)
return -EINVAL;
if (kstrtou32(token, 0, &value))
return -EINVAL;
ret = hdd_sysfs_set_green_tx_param(adapter,
WMI_VDEV_PARAM_GTX_BW_MASK,
value);
if (ret) {
hdd_err_rl("failed to set green tx BW Mask: %d", ret);
return ret;
}
return count;
}
static ssize_t
hdd_sysfs_gtx_bw_mask_store(struct device *dev,
struct device_attribute *attr,
char const *buf, size_t count)
{
struct net_device *net_dev = container_of(dev, struct net_device, dev);
struct osif_vdev_sync *vdev_sync;
ssize_t errno_size;
errno_size = osif_vdev_sync_op_start(net_dev, &vdev_sync);
if (errno_size)
return errno_size;
errno_size = __hdd_sysfs_gtx_bw_mask_store(net_dev, buf, count);
osif_vdev_sync_op_stop(vdev_sync);
return errno_size;
}
static DEVICE_ATTR(gtx_bw_mask, 0220,
NULL, hdd_sysfs_gtx_bw_mask_store);
int hdd_sysfs_gtx_bw_mask_create(struct hdd_adapter *adapter)
{
int error;
error = device_create_file(&adapter->dev->dev,
&dev_attr_gtx_bw_mask);
if (error)
hdd_err("could not create gtx_bw_mask sysfs file");
return error;
}
void hdd_sysfs_gtx_bw_mask_destroy(struct hdd_adapter *adapter)
{
device_remove_file(&adapter->dev->dev, &dev_attr_gtx_bw_mask);
}

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@ -0,0 +1,61 @@
/*
* Copyright (c) 2011-2020 The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/**
* DOC: wlan_hdd_sysfs_gtx_bw_mask.h
*
* implementation for creating sysfs file gtx_bw_mask
*/
#ifndef _WLAN_HDD_SYSFS_GTX_BW_MASK_H
#define _WLAN_HDD_SYSFS_GTX_BW_MASK_H
#if defined(WLAN_SYSFS) && defined(CONFIG_WLAN_GTX_BW_MASK)
/**
* wlan_hdd_sysfs_gtx_bw_mask_create() - API to create gtx_bw_mask
* @adapter: hdd adapter
*
* this file is created per adapter.
* file path: /sys/class/net/wlanxx/gtx_bw_mask
* (wlanxx is adapter name)
* usage:
* echo [arg_0] > gtx_bw_mask
*
* Return: 0 on success and errno on failure
*/
int hdd_sysfs_gtx_bw_mask_create(struct hdd_adapter *adapter);
/**
* hdd_sysfs_gtx_bw_mask_destroy() -
* API to destroy gtx_bw_mask
* @adapter: pointer to adapter
*
* Return: none
*/
void hdd_sysfs_gtx_bw_mask_destroy(struct hdd_adapter *adapter);
#else
static inline int
hdd_sysfs_gtx_bw_mask_create(struct hdd_adapter *adapter)
{
return 0;
}
static inline void
hdd_sysfs_gtx_bw_mask_destroy(struct hdd_adapter *adapter)
{
}
#endif
#endif /* #ifndef _WLAN_HDD_SYSFS_GTX_BW_MASK_H */