Merge "cnss2: Add debugfs interface for the pin results" (677da57a) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/net/wireless/cnss2/debug.c

+56 −2

Original line number	Diff line number	Diff line
		/* Copyright (c) 2016, The Linux Foundation. All rights reserved.
		/* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		@@ -11,13 +11,67 @@
		*/

		#include <linux/err.h>

		#include <linux/seq_file.h>
		#include <linux/debugfs.h>
		#include "main.h"
		#include "debug.h"

		#define CNSS_IPC_LOG_PAGES 32

		void *cnss_ipc_log_context;

		static int cnss_pin_connect_show(struct seq_file s, void data)
		{
		struct cnss_plat_data *cnss_priv = s->private;

		seq_puts(s, "Pin connect results\n");
		seq_printf(s, "FW power pin result: %04x\n",
		cnss_priv->pin_result.fw_pwr_pin_result);
		seq_printf(s, "FW PHY IO pin result: %04x\n",
		cnss_priv->pin_result.fw_phy_io_pin_result);
		seq_printf(s, "FW RF pin result: %04x\n",
		cnss_priv->pin_result.fw_rf_pin_result);
		seq_puts(s, "\n");

		return 0;
		}

		static int cnss_pin_connect_open(struct inode inode, struct file file)
		{
		return single_open(file, cnss_pin_connect_show, inode->i_private);
		}

		static const struct file_operations cnss_pin_connect_fops = {
		.read = seq_read,
		.release = single_release,
		.open = cnss_pin_connect_open,
		.owner = THIS_MODULE,
		.llseek = seq_lseek,
		};

		int cnss_debugfs_create(struct cnss_plat_data *plat_priv)
		{
		int ret = 0;
		struct dentry *root_dentry;

		root_dentry = debugfs_create_dir("cnss", 0);
		if (IS_ERR(root_dentry)) {
		ret = PTR_ERR(root_dentry);
		cnss_pr_err("Unable to create debugfs %d\n", ret);
		goto out;
		}
		plat_priv->root_dentry = root_dentry;
		debugfs_create_file("pin_connect_result", 0644, root_dentry, plat_priv,
		&cnss_pin_connect_fops);
		out:
		return ret;
		}

		void cnss_debugfs_destroy(struct cnss_plat_data *plat_priv)
		{
		debugfs_remove_recursive(plat_priv->root_dentry);
		}

		int cnss_debug_init(void)
		{
		cnss_ipc_log_context = ipc_log_context_create(CNSS_IPC_LOG_PAGES,

drivers/net/wireless/cnss2/debug.h

+3 −1

Original line number	Diff line number	Diff line
		/* Copyright (c) 2016, The Linux Foundation. All rights reserved.
		/* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		@@ -67,5 +67,7 @@ extern void *cnss_ipc_log_context;

		int cnss_debug_init(void);
		void cnss_debug_deinit(void);
		int cnss_debugfs_create(struct cnss_plat_data *plat_priv);
		void cnss_debugfs_destroy(struct cnss_plat_data *plat_priv);

		#endif /* _CNSS_DEBUG_H */

drivers/net/wireless/cnss2/main.c

+8 −1

Original line number	Diff line number	Diff line
		@@ -20,8 +20,8 @@
		#include <soc/qcom/ramdump.h>
		#include <soc/qcom/subsystem_notif.h>

		#include "debug.h"
		#include "main.h"
		#include "debug.h"
		#include "pci.h"

		#define CNSS_DUMP_FORMAT_VER 0x11
		@@ -1687,12 +1687,18 @@ static int cnss_probe(struct platform_device *plat_dev)
		if (ret)
		goto deinit_event_work;

		ret = cnss_debugfs_create(plat_priv);
		if (ret)
		goto deinit_qmi;

		register_pm_notifier(&cnss_pm_notifier);

		cnss_pr_info("Platform driver probed successfully.\n");

		return 0;

		deinit_qmi:
		cnss_qmi_deinit(plat_priv);
		deinit_event_work:
		cnss_event_work_deinit(plat_priv);
		remove_sysfs:
		@@ -1719,6 +1725,7 @@ static int cnss_remove(struct platform_device *plat_dev)
		struct cnss_plat_data *plat_priv = platform_get_drvdata(plat_dev);

		unregister_pm_notifier(&cnss_pm_notifier);
		cnss_debugfs_destroy(plat_priv);
		cnss_qmi_deinit(plat_priv);
		cnss_event_work_deinit(plat_priv);
		cnss_remove_sysfs(plat_priv);

drivers/net/wireless/cnss2/main.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -154,6 +154,7 @@ struct cnss_plat_data {
		struct cnss_fw_mem fw_mem;
		struct cnss_fw_mem m3_mem;
		struct cnss_pin_connect_result pin_result;
		struct dentry *root_dentry;
		};

		void cnss_bus_dev_to_bus_priv(struct device dev);

drivers/net/wireless/cnss2/pci.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -15,6 +15,7 @@
		#include <linux/of.h>
		#include <linux/pm_runtime.h>

		#include "main.h"
		#include "debug.h"
		#include "pci.h"