From patchwork Fri Aug 16 11:57:00 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 13766034 X-Patchwork-Delegate: pkshih@realtek.com Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 45E161ABEB4 for ; Fri, 16 Aug 2024 11:57:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=211.75.126.72 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723809426; cv=none; b=sKsIMoSTJmDRhnPd5vZJ7tFs6DT8/1YWNL8Tb8y63tjxtM6j02JIFhPBY25SOKqYrJ4AZ0irDe1xDYmtqr7syhKB21oay+9hz503a/eKkwyJTc1JZ5DQ+IiULJAB5dqBAX8vINVkuS8b8RnvmslOIdZ+ftW8rm5NIIqQ+WfFxW8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723809426; c=relaxed/simple; bh=K+Hu45OKKy/8n/3Pl53daMSZf5gslRfdmaEBQ4Wq9Xo=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type; b=sFGT/STyziIapBpaQCrNeoUjBX/msvdq3BjBYVJNVI9XodEhd0YS+UaOga4f3Vzq4SlZ9yeq9QX3dseabNtqOdO7kuiUgwx0xPPIvs2yaqNmd+oxX49prFNJCX3fDx6nJd80hJzRrm28vxJB5dkxMCV7rQwN4OGqwZyxfb77UD4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=realtek.com; spf=pass smtp.mailfrom=realtek.com; dkim=temperror (0-bit key) header.d=realtek.com header.i=@realtek.com header.b=JvSjS4aU; arc=none smtp.client-ip=211.75.126.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=realtek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=realtek.com Authentication-Results: smtp.subspace.kernel.org; dkim=temperror (0-bit key) header.d=realtek.com header.i=@realtek.com header.b="JvSjS4aU" X-SpamFilter-By: ArmorX SpamTrap 5.78 with qID 47GBv1pcD990247, This message is accepted by code: ctloc85258 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=realtek.com; s=dkim; t=1723809422; bh=K+Hu45OKKy/8n/3Pl53daMSZf5gslRfdmaEBQ4Wq9Xo=; h=From:To:Subject:Date:Message-ID:MIME-Version: Content-Transfer-Encoding:Content-Type; b=JvSjS4aUTzOvZ3Aj4bzu+jWOrEHtHI/bfgMBOIKc8YZ2Uv5mkKv8Z8I6sZOL/bvAE HSWkFuNF6Q7u3Rz0a9T1+ifEq0JtwR5ZVdidtT4Zrx2cwTTaDg77uDsah2Om2auIiT Q22MPAggdrzIUPCgCq5z9naNnc8x5IOWx6TCM8c7Qa/5Y7GGugDYqJ0FcKeZdqliz9 7EWOors0jnuKCKPoxHttqmrYzD1Sr1fsfeIMdYANqYv8kMJHUhnYujqE578A8ub7CT N2dPAFLaJRUO9ngNdLnR1deUxGBRPBYTfsk4bgXCZzv+Ftz2HHiP+xKeorkYVHSMOC E5Q3u5WaxynrQ== Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/3.02/5.92) with ESMTPS id 47GBv1pcD990247 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Fri, 16 Aug 2024 19:57:01 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Fri, 16 Aug 2024 19:57:02 +0800 Received: from [127.0.1.1] (172.16.21.174) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.35; Fri, 16 Aug 2024 19:57:01 +0800 From: Ping-Ke Shih To: Subject: [PATCH v2] wifi: rtw89: debugfs: support multiple adapters debugging Date: Fri, 16 Aug 2024 19:57:00 +0800 Message-ID: <20240816115700.17390-1-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) The rtw89 uses debugfs to access registers and driver states. To get a range of registers, the range value is set and stored to a variable, and get the set of register values by the stored range. However, the variable is a static global variable, which multiple adapters will be a problem, so move the variable to adapter context rtw89_dev. Signed-off-by: Ping-Ke Shih --- v2: fix smatch warning of "rtw89_debugfs_init() parse error: turning off implications after 60 seconds" --- drivers/net/wireless/realtek/rtw89/core.c | 2 + drivers/net/wireless/realtek/rtw89/core.h | 3 + drivers/net/wireless/realtek/rtw89/debug.c | 180 +++++++++++---------- drivers/net/wireless/realtek/rtw89/debug.h | 2 + 4 files changed, 100 insertions(+), 87 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index 7b28f2c2a08e..885c759e694a 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -4767,6 +4767,8 @@ EXPORT_SYMBOL(rtw89_core_register); void rtw89_core_unregister(struct rtw89_dev *rtwdev) { rtw89_core_unregister_hw(rtwdev); + + rtw89_debugfs_deinit(rtwdev); } EXPORT_SYMBOL(rtw89_core_unregister); diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index 3edb2f4372e4..c4702882367e 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -21,6 +21,7 @@ struct rtw89_efuse_block_cfg; struct rtw89_h2c_rf_tssi; struct rtw89_fw_txpwr_track_cfg; struct rtw89_phy_rfk_log_fmt; +struct rtw89_debugfs; extern const struct ieee80211_ops rtw89_ops; @@ -5529,6 +5530,8 @@ struct rtw89_dev { struct napi_struct napi; int napi_budget_countdown; + struct rtw89_debugfs *debugfs; + /* HCI related data, keep last */ u8 priv[] __aligned(sizeof(void *)); }; diff --git a/drivers/net/wireless/realtek/rtw89/debug.c b/drivers/net/wireless/realtek/rtw89/debug.c index bb65b814585a..29f85210f919 100644 --- a/drivers/net/wireless/realtek/rtw89/debug.c +++ b/drivers/net/wireless/realtek/rtw89/debug.c @@ -52,6 +52,27 @@ struct rtw89_debugfs_priv { }; }; +struct rtw89_debugfs { + struct rtw89_debugfs_priv read_reg; + struct rtw89_debugfs_priv write_reg; + struct rtw89_debugfs_priv read_rf; + struct rtw89_debugfs_priv write_rf; + struct rtw89_debugfs_priv rf_reg_dump; + struct rtw89_debugfs_priv txpwr_table; + struct rtw89_debugfs_priv mac_reg_dump; + struct rtw89_debugfs_priv mac_mem_dump; + struct rtw89_debugfs_priv mac_dbg_port_dump; + struct rtw89_debugfs_priv send_h2c; + struct rtw89_debugfs_priv early_h2c; + struct rtw89_debugfs_priv fw_crash; + struct rtw89_debugfs_priv btc_info; + struct rtw89_debugfs_priv btc_manual; + struct rtw89_debugfs_priv fw_log_manual; + struct rtw89_debugfs_priv phy_info; + struct rtw89_debugfs_priv stations; + struct rtw89_debugfs_priv disable_dm; +}; + static const u16 rtw89_rate_info_bw_to_mhz_map[] = { [RATE_INFO_BW_20] = 20, [RATE_INFO_BW_40] = 40, @@ -3463,9 +3484,9 @@ static ssize_t rtw89_debug_priv_btc_manual_set(struct file *filp, return count; } -static ssize_t rtw89_debug_fw_log_manual_set(struct file *filp, - const char __user *user_buf, - size_t count, loff_t *loff) +static ssize_t rtw89_debug_priv_fw_log_manual_set(struct file *filp, + const char __user *user_buf, + size_t count, loff_t *loff) { struct rtw89_debugfs_priv *debugfs_priv = filp->private_data; struct rtw89_dev *rtwdev = debugfs_priv->rtwdev; @@ -3854,92 +3875,55 @@ rtw89_debug_priv_disable_dm_set(struct file *filp, const char __user *user_buf, return count; } -static struct rtw89_debugfs_priv rtw89_debug_priv_read_reg = { - .cb_read = rtw89_debug_priv_read_reg_get, - .cb_write = rtw89_debug_priv_read_reg_select, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_write_reg = { - .cb_write = rtw89_debug_priv_write_reg_set, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_read_rf = { - .cb_read = rtw89_debug_priv_read_rf_get, - .cb_write = rtw89_debug_priv_read_rf_select, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_write_rf = { - .cb_write = rtw89_debug_priv_write_rf_set, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_rf_reg_dump = { - .cb_read = rtw89_debug_priv_rf_reg_dump_get, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_txpwr_table = { - .cb_read = rtw89_debug_priv_txpwr_table_get, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_mac_reg_dump = { - .cb_read = rtw89_debug_priv_mac_reg_dump_get, - .cb_write = rtw89_debug_priv_mac_reg_dump_select, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_mac_mem_dump = { - .cb_read = rtw89_debug_priv_mac_mem_dump_get, - .cb_write = rtw89_debug_priv_mac_mem_dump_select, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_mac_dbg_port_dump = { - .cb_read = rtw89_debug_priv_mac_dbg_port_dump_get, - .cb_write = rtw89_debug_priv_mac_dbg_port_dump_select, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_send_h2c = { - .cb_write = rtw89_debug_priv_send_h2c_set, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_early_h2c = { - .cb_read = rtw89_debug_priv_early_h2c_get, - .cb_write = rtw89_debug_priv_early_h2c_set, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_fw_crash = { - .cb_read = rtw89_debug_priv_fw_crash_get, - .cb_write = rtw89_debug_priv_fw_crash_set, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_btc_info = { - .cb_read = rtw89_debug_priv_btc_info_get, -}; - -static struct rtw89_debugfs_priv rtw89_debug_priv_btc_manual = { - .cb_write = rtw89_debug_priv_btc_manual_set, -}; +#define rtw89_debug_priv_get(name) \ +{ \ + .cb_read = rtw89_debug_priv_ ##name## _get, \ +} -static struct rtw89_debugfs_priv rtw89_debug_priv_fw_log_manual = { - .cb_write = rtw89_debug_fw_log_manual_set, -}; +#define rtw89_debug_priv_set(name) \ +{ \ + .cb_write = rtw89_debug_priv_ ##name## _set, \ +} -static struct rtw89_debugfs_priv rtw89_debug_priv_phy_info = { - .cb_read = rtw89_debug_priv_phy_info_get, -}; +#define rtw89_debug_priv_select_and_get(name) \ +{ \ + .cb_write = rtw89_debug_priv_ ##name## _select, \ + .cb_read = rtw89_debug_priv_ ##name## _get, \ +} -static struct rtw89_debugfs_priv rtw89_debug_priv_stations = { - .cb_read = rtw89_debug_priv_stations_get, -}; +#define rtw89_debug_priv_set_and_get(name) \ +{ \ + .cb_write = rtw89_debug_priv_ ##name## _set, \ + .cb_read = rtw89_debug_priv_ ##name## _get, \ +} -static struct rtw89_debugfs_priv rtw89_debug_priv_disable_dm = { - .cb_read = rtw89_debug_priv_disable_dm_get, - .cb_write = rtw89_debug_priv_disable_dm_set, +static const struct rtw89_debugfs rtw89_debugfs_templ = { + .read_reg = rtw89_debug_priv_select_and_get(read_reg), + .write_reg = rtw89_debug_priv_set(write_reg), + .read_rf = rtw89_debug_priv_select_and_get(read_rf), + .write_rf = rtw89_debug_priv_set(write_rf), + .rf_reg_dump = rtw89_debug_priv_get(rf_reg_dump), + .txpwr_table = rtw89_debug_priv_get(txpwr_table), + .mac_reg_dump = rtw89_debug_priv_select_and_get(mac_reg_dump), + .mac_mem_dump = rtw89_debug_priv_select_and_get(mac_mem_dump), + .mac_dbg_port_dump = rtw89_debug_priv_select_and_get(mac_dbg_port_dump), + .send_h2c = rtw89_debug_priv_set(send_h2c), + .early_h2c = rtw89_debug_priv_set_and_get(early_h2c), + .fw_crash = rtw89_debug_priv_set_and_get(fw_crash), + .btc_info = rtw89_debug_priv_get(btc_info), + .btc_manual = rtw89_debug_priv_set(btc_manual), + .fw_log_manual = rtw89_debug_priv_set(fw_log_manual), + .phy_info = rtw89_debug_priv_get(phy_info), + .stations = rtw89_debug_priv_get(stations), + .disable_dm = rtw89_debug_priv_set_and_get(disable_dm), }; #define rtw89_debugfs_add(name, mode, fopname, parent) \ do { \ - rtw89_debug_priv_ ##name.rtwdev = rtwdev; \ - if (!debugfs_create_file(#name, mode, \ - parent, &rtw89_debug_priv_ ##name, \ - &file_ops_ ##fopname)) \ + struct rtw89_debugfs_priv *priv = &rtwdev->debugfs->name; \ + priv->rtwdev = rtwdev; \ + if (IS_ERR(debugfs_create_file(#name, mode, parent, priv, \ + &file_ops_ ##fopname))) \ pr_debug("Unable to initialize debugfs:%s\n", #name); \ } while (0) @@ -3950,13 +3934,9 @@ static struct rtw89_debugfs_priv rtw89_debug_priv_disable_dm = { #define rtw89_debugfs_add_r(name) \ rtw89_debugfs_add(name, S_IFREG | 0444, single_r, debugfs_topdir) -void rtw89_debugfs_init(struct rtw89_dev *rtwdev) +static +void rtw89_debugfs_add_sec0(struct rtw89_dev *rtwdev, struct dentry *debugfs_topdir) { - struct dentry *debugfs_topdir; - - debugfs_topdir = debugfs_create_dir("rtw89", - rtwdev->hw->wiphy->debugfsdir); - rtw89_debugfs_add_rw(read_reg); rtw89_debugfs_add_w(write_reg); rtw89_debugfs_add_rw(read_rf); @@ -3966,6 +3946,11 @@ void rtw89_debugfs_init(struct rtw89_dev *rtwdev) rtw89_debugfs_add_rw(mac_reg_dump); rtw89_debugfs_add_rw(mac_mem_dump); rtw89_debugfs_add_rw(mac_dbg_port_dump); +} + +static +void rtw89_debugfs_add_sec1(struct rtw89_dev *rtwdev, struct dentry *debugfs_topdir) +{ rtw89_debugfs_add_w(send_h2c); rtw89_debugfs_add_rw(early_h2c); rtw89_debugfs_add_rw(fw_crash); @@ -3976,6 +3961,27 @@ void rtw89_debugfs_init(struct rtw89_dev *rtwdev) rtw89_debugfs_add_r(stations); rtw89_debugfs_add_rw(disable_dm); } + +void rtw89_debugfs_init(struct rtw89_dev *rtwdev) +{ + struct dentry *debugfs_topdir; + + rtwdev->debugfs = kmemdup(&rtw89_debugfs_templ, + sizeof(rtw89_debugfs_templ), GFP_KERNEL); + if (!rtwdev->debugfs) + return; + + debugfs_topdir = debugfs_create_dir("rtw89", + rtwdev->hw->wiphy->debugfsdir); + + rtw89_debugfs_add_sec0(rtwdev, debugfs_topdir); + rtw89_debugfs_add_sec1(rtwdev, debugfs_topdir); +} + +void rtw89_debugfs_deinit(struct rtw89_dev *rtwdev) +{ + kfree(rtwdev->debugfs); +} #endif #ifdef CONFIG_RTW89_DEBUGMSG diff --git a/drivers/net/wireless/realtek/rtw89/debug.h b/drivers/net/wireless/realtek/rtw89/debug.h index 800ea59873a1..fc690f7c55dc 100644 --- a/drivers/net/wireless/realtek/rtw89/debug.h +++ b/drivers/net/wireless/realtek/rtw89/debug.h @@ -49,8 +49,10 @@ enum rtw89_debug_mac_reg_sel { #ifdef CONFIG_RTW89_DEBUGFS void rtw89_debugfs_init(struct rtw89_dev *rtwdev); +void rtw89_debugfs_deinit(struct rtw89_dev *rtwdev); #else static inline void rtw89_debugfs_init(struct rtw89_dev *rtwdev) {} +static inline void rtw89_debugfs_deinit(struct rtw89_dev *rtwdev) {} #endif #define rtw89_info(rtwdev, a...) dev_info((rtwdev)->dev, ##a)