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Commit 891c257d authored by Abhijeet Dharmapurikar's avatar Abhijeet Dharmapurikar Committed by David Collins
Browse files

spmi: regmap: enable userspace writes 



Being able to write to spmi registers via userspace is required
for quick debug and development. Enable it.

The regmap framework uses dev_name to create debugfs dir names.
So update the spmi devices to have proper names.

Change-Id: I8a5da203b212df9a7f1410e3fcf6ee7b429856b6
Signed-off-by: default avatarAbhijeet Dharmapurikar <adharmap@codeaurora.org>
parent 5f54c690

drivers/base/regmap/regmap-debugfs.c

+1 −1
Original line number Diff line number Diff line
@@ -288,7 +288,7 @@ static ssize_t regmap_map_read_file(struct file *file, char __user *user_buf, 
				   count, ppos);

}



#undef REGMAP_ALLOW_WRITE_DEBUGFS

#define REGMAP_ALLOW_WRITE_DEBUGFS

#ifdef REGMAP_ALLOW_WRITE_DEBUGFS

/*

 * This can be dangerous especially when we have clients such as

drivers/spmi/spmi.c

+2 −2
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.

 * Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.

 */

#include <linux/kernel.h>

#include <linux/errno.h>
@@ -62,7 +62,7 @@ int spmi_device_add(struct spmi_device *sdev) 
	struct spmi_controller *ctrl = sdev->ctrl;

	int err;



	dev_set_name(&sdev->dev, "%d-%02x", ctrl->nr, sdev->usid);

	dev_set_name(&sdev->dev, "spmi%d-%02x", ctrl->nr, sdev->usid);



	err = device_add(&sdev->dev);

	if (err < 0) {