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cros_ec: Move cros_ec_dev module to drivers/mfd

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The cros_ec_dev module is responsible for registering the MFD devices
attached to the ChromeOS EC. This patch moves this module to drivers/mfd
so calls to mfd_add_devices() are not done from outside the MFD subtree
anymore.

Signed-off-by: Thierry Escande <thierry.escande@collabora.com>
Reviewed-by: Gwendal Grignou <gwendal@chromium.org>
Tested-by: Guenter Roeck <groeck@chromium.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Thierry Escande 2017-11-20 17:15:26 +01:00 committed by Lee Jones
parent ea01a31b90
commit 5e0115581b
11 changed files with 15 additions and 46 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/mfd/Kconfig
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@ -222,6 +222,16 @@ config MFD_CROS_EC_SPI
response time cannot be guaranteed, we support ignoring
'pre-amble' bytes before the response actually starts.
config MFD_CROS_EC_CHARDEV
tristate "Chrome OS Embedded Controller userspace device interface"
depends on MFD_CROS_EC
select CROS_EC_CTL
---help---
This driver adds support to talk with the ChromeOS EC from userspace.
If you have a supported Chromebook, choose Y or M here.
The module will be called cros_ec_dev.
config MFD_ASIC3
bool "Compaq ASIC3"
depends on GPIOLIB && ARM

1
drivers/mfd/Makefile
View File

@ -17,6 +17,7 @@ cros_ec_core-$(CONFIG_ACPI) += cros_ec_acpi_gpe.o
obj-$(CONFIG_MFD_CROS_EC) += cros_ec_core.o
obj-$(CONFIG_MFD_CROS_EC_I2C) += cros_ec_i2c.o
obj-$(CONFIG_MFD_CROS_EC_SPI) += cros_ec_spi.o
obj-$(CONFIG_MFD_CROS_EC_CHARDEV) += cros_ec_dev.o
obj-$(CONFIG_MFD_EXYNOS_LPASS) += exynos-lpass.o
rtsx_pci-objs := rtsx_pcr.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o

1
drivers/platform/chrome/cros_ec_dev.c → drivers/mfd/cros_ec_dev.c
View File

@ -25,7 +25,6 @@
#include <linux/slab.h>
#include <linux/uaccess.h>
#include "cros_ec_debugfs.h"
#include "cros_ec_dev.h"
#define DRV_NAME "cros-ec-dev"

0
drivers/platform/chrome/cros_ec_dev.h → drivers/mfd/cros_ec_dev.h
View File

10
drivers/platform/chrome/Kconfig
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@ -38,16 +38,6 @@ config CHROMEOS_PSTORE
If you have a supported Chromebook, choose Y or M here.
The module will be called chromeos_pstore.
config CROS_EC_CHARDEV
tristate "Chrome OS Embedded Controller userspace device interface"
depends on MFD_CROS_EC
select CROS_EC_CTL
---help---
This driver adds support to talk with the ChromeOS EC from userspace.
If you have a supported Chromebook, choose Y or M here.
The module will be called cros_ec_dev.
config CROS_EC_CTL
tristate

1
drivers/platform/chrome/Makefile
View File

@ -5,7 +5,6 @@ obj-$(CONFIG_CHROMEOS_PSTORE) += chromeos_pstore.o
cros_ec_ctl-objs := cros_ec_sysfs.o cros_ec_lightbar.o \
cros_ec_vbc.o cros_ec_debugfs.o
obj-$(CONFIG_CROS_EC_CTL) += cros_ec_ctl.o
obj-$(CONFIG_CROS_EC_CHARDEV) += cros_ec_dev.o
cros_ec_lpcs-objs := cros_ec_lpc.o cros_ec_lpc_reg.o
cros_ec_lpcs-$(CONFIG_CROS_EC_LPC_MEC) += cros_ec_lpc_mec.o
obj-$(CONFIG_CROS_EC_LPC) += cros_ec_lpcs.o

3
drivers/platform/chrome/cros_ec_debugfs.c
View File

@ -29,9 +29,6 @@
#include <linux/slab.h>
#include <linux/wait.h>
#include "cros_ec_dev.h"
#include "cros_ec_debugfs.h"
#define LOG_SHIFT 14
#define LOG_SIZE (1 << LOG_SHIFT)
#define LOG_POLL_SEC 10

27
drivers/platform/chrome/cros_ec_debugfs.h
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@ -1,27 +0,0 @@
/*
* Copyright 2015 Google, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _DRV_CROS_EC_DEBUGFS_H_
#define _DRV_CROS_EC_DEBUGFS_H_
#include "cros_ec_dev.h"
/* debugfs stuff */
int cros_ec_debugfs_init(struct cros_ec_dev *ec);
void cros_ec_debugfs_remove(struct cros_ec_dev *ec);
#endif /* _DRV_CROS_EC_DEBUGFS_H_ */

2
drivers/platform/chrome/cros_ec_lightbar.c
View File

@ -33,8 +33,6 @@
#include <linux/uaccess.h>
#include <linux/slab.h>
#include "cros_ec_dev.h"
/* Rate-limit the lightbar interface to prevent DoS. */
static unsigned long lb_interval_jiffies = 50 * HZ / 1000;

2
drivers/platform/chrome/cros_ec_sysfs.c
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@ -34,8 +34,6 @@
#include <linux/types.h>
#include <linux/uaccess.h>
#include "cros_ec_dev.h"
/* Accessor functions */
static ssize_t show_ec_reboot(struct device *dev,

4
include/linux/mfd/cros_ec.h
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@ -322,6 +322,10 @@ extern struct attribute_group cros_ec_attr_group;
extern struct attribute_group cros_ec_lightbar_attr_group;
extern struct attribute_group cros_ec_vbc_attr_group;
/* debugfs stuff */
int cros_ec_debugfs_init(struct cros_ec_dev *ec);
void cros_ec_debugfs_remove(struct cros_ec_dev *ec);
/* ACPI GPE handler */
#ifdef CONFIG_ACPI