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Commit 2ff2dafb authored Jan 19, 2016 by Abhijeet Dharmapurikar Committed by David Collins Jan 13, 2017

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: Abhijeet Dharmapurikar <adharmap@codeaurora.org>

parent 0571f6f5

drivers/base/regmap/regmap-debugfs.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -269,7 +269,7 @@ static ssize_t regmap_map_read_file(struct file file, char __user user_buf,
	count, ppos);		count, ppos);
	}		}

	#undef REGMAP_ALLOW_WRITE_DEBUGFS		#define REGMAP_ALLOW_WRITE_DEBUGFS
	#ifdef REGMAP_ALLOW_WRITE_DEBUGFS		#ifdef REGMAP_ALLOW_WRITE_DEBUGFS
	/*		/*
	* This can be dangerous especially when we have clients such as		* This can be dangerous especially when we have clients such as

drivers/spmi/spmi.c

+2 −2

Original line number	Original line	Diff line number	Diff line
	/*		/*
	* Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.		* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
	*		*
	* This program is free software; you can redistribute it and/or modify		* 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		* it under the terms of the GNU General Public License version 2 and
	@@ -70,7 +70,7 @@ int spmi_device_add(struct spmi_device *sdev)
	struct spmi_controller *ctrl = sdev->ctrl;		struct spmi_controller *ctrl = sdev->ctrl;
	int err;		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);		err = device_add(&sdev->dev);
	if (err < 0) {		if (err < 0) {