Return-path: Received: from smtp.codeaurora.org ([198.145.29.96]:44784 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727340AbeHFPVw (ORCPT ); Mon, 6 Aug 2018 11:21:52 -0400 From: Anilkumar Kolli To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org Subject: [PATCH 2/4] ath10k: add debugfs entry to enable extended tx stats Date: Mon, 6 Aug 2018 18:43:41 +0530 Message-Id: <1533561223-342-3-git-send-email-akolli@codeaurora.org> (sfid-20180806_151252_012519_064EC416) In-Reply-To: <1533561223-342-1-git-send-email-akolli@codeaurora.org> References: <1533561223-342-1-git-send-email-akolli@codeaurora.org> Sender: linux-wireless-owner@vger.kernel.org List-ID: This patch adds debugfs entry to enable/disable extended tx statistics. Extended tx statistics are from peer stats feature. Signed-off-by: Anilkumar Kolli --- drivers/net/wireless/ath/ath10k/core.h | 1 + drivers/net/wireless/ath/ath10k/debug.c | 62 ++++++++++++++++++++++++++++++- 2 files changed, 62 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 9feea02e7d37..b5f6940bb102 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -607,6 +607,7 @@ struct ath10k_debug { u32 reg_addr; u32 nf_cal_period; void *cal_data; + u32 enable_extd_tx_stats; }; enum ath10k_state { diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 0baaad90b8d1..ada29a4cc9c8 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -2042,6 +2042,61 @@ static ssize_t ath10k_read_btcoex(struct file *file, char __user *ubuf, .open = simple_open }; +static ssize_t ath10k_write_enable_extd_tx_stats(struct file *file, + const char __user *ubuf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + u32 filter; + int ret; + + if (kstrtouint_from_user(ubuf, count, 0, &filter)) + return -EINVAL; + + mutex_lock(&ar->conf_mutex); + + if (ar->state != ATH10K_STATE_ON) { + ar->debug.enable_extd_tx_stats = filter; + ret = count; + goto out; + } + + if (filter == ar->debug.enable_extd_tx_stats) { + ret = count; + goto out; + } + + ar->debug.enable_extd_tx_stats = filter; + ret = count; + +out: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static ssize_t ath10k_read_enable_extd_tx_stats(struct file *file, + char __user *ubuf, + size_t count, loff_t *ppos) + +{ + char buf[32]; + struct ath10k *ar = file->private_data; + int len = 0; + + mutex_lock(&ar->conf_mutex); + len = scnprintf(buf, sizeof(buf) - len, "%08x\n", + ar->debug.enable_extd_tx_stats); + mutex_unlock(&ar->conf_mutex); + + return simple_read_from_buffer(ubuf, count, ppos, buf, len); +} + +static const struct file_operations fops_enable_extd_tx_stats = { + .read = ath10k_read_enable_extd_tx_stats, + .write = ath10k_write_enable_extd_tx_stats, + .open = simple_open +}; + static ssize_t ath10k_write_peer_stats(struct file *file, const char __user *ubuf, size_t count, loff_t *ppos) @@ -2454,10 +2509,15 @@ int ath10k_debug_register(struct ath10k *ar) debugfs_create_file("btcoex", 0644, ar->debug.debugfs_phy, ar, &fops_btcoex); - if (test_bit(WMI_SERVICE_PEER_STATS, ar->wmi.svc_map)) + if (test_bit(WMI_SERVICE_PEER_STATS, ar->wmi.svc_map)) { debugfs_create_file("peer_stats", 0644, ar->debug.debugfs_phy, ar, &fops_peer_stats); + debugfs_create_file("enable_extd_tx_stats", 0644, + ar->debug.debugfs_phy, ar, + &fops_enable_extd_tx_stats); + } + debugfs_create_file("fw_checksums", 0400, ar->debug.debugfs_phy, ar, &fops_fw_checksums); -- 1.7.9.5