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platform/chrome: Use to_cros_ec_dev more broadly

Browse Source 
Move to_cros_ec_dev macro to cros_ec.h and use it when the private ec
object is needed from device object.

Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Benson Leung <bleung@chromium.org>
This commit is contained in:
Gwendal Grignou 2018-05-30 09:04:13 -07:00 committed by Benson Leung
parent 683b647309
commit 79a3d60300
No known key found for this signature in database
GPG Key ID: 1F09F57B0A2FE658
4 changed files with 12 additions and 22 deletions
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21
drivers/platform/chrome/cros_ec_lightbar.c
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@ -170,8 +170,7 @@ static ssize_t version_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
uint32_t version = 0, flags = 0;
struct cros_ec_dev *ec = container_of(dev,
struct cros_ec_dev, class_dev);
struct cros_ec_dev *ec = to_cros_ec_dev(dev);
int ret;
ret = lb_throttle();
@ -193,8 +192,7 @@ static ssize_t brightness_store(struct device *dev,
struct cros_ec_command *msg;
int ret;
unsigned int val;
struct cros_ec_dev *ec = container_of(dev,
struct cros_ec_dev, class_dev);
struct cros_ec_dev *ec = to_cros_ec_dev(dev);
if (kstrtouint(buf, 0, &val))
return -EINVAL;
@ -238,8 +236,7 @@ static ssize_t led_rgb_store(struct device *dev, struct device_attribute *attr,
{
struct ec_params_lightbar *param;
struct cros_ec_command *msg;
struct cros_ec_dev *ec = container_of(dev,
struct cros_ec_dev, class_dev);
struct cros_ec_dev *ec = to_cros_ec_dev(dev);
unsigned int val[4];
int ret, i = 0, j = 0, ok = 0;
@ -311,8 +308,7 @@ static ssize_t sequence_show(struct device *dev,
struct ec_response_lightbar *resp;
struct cros_ec_command *msg;
int ret;
struct cros_ec_dev *ec = container_of(dev,
struct cros_ec_dev, class_dev);
struct cros_ec_dev *ec = to_cros_ec_dev(dev);
msg = alloc_lightbar_cmd_msg(ec);
if (!msg)
@ -439,8 +435,7 @@ static ssize_t sequence_store(struct device *dev, struct device_attribute *attr,
struct cros_ec_command *msg;
unsigned int num;
int ret, len;
struct cros_ec_dev *ec = container_of(dev,
struct cros_ec_dev, class_dev);
struct cros_ec_dev *ec = to_cros_ec_dev(dev);
for (len = 0; len < count; len++)
if (!isalnum(buf[len]))
@ -488,8 +483,7 @@ static ssize_t program_store(struct device *dev, struct device_attribute *attr,
int extra_bytes, max_size, ret;
struct ec_params_lightbar *param;
struct cros_ec_command *msg;
struct cros_ec_dev *ec = container_of(dev, struct cros_ec_dev,
class_dev);
struct cros_ec_dev *ec = to_cros_ec_dev(dev);
/*
* We might need to reject the program for size reasons. The EC
@ -599,8 +593,7 @@ static umode_t cros_ec_lightbar_attrs_are_visible(struct kobject *kobj,
struct attribute *a, int n)
{
struct device *dev = container_of(kobj, struct device, kobj);
struct cros_ec_dev *ec = container_of(dev,
struct cros_ec_dev, class_dev);
struct cros_ec_dev *ec = to_cros_ec_dev(dev);
struct platform_device *pdev = to_platform_device(ec->dev);
struct cros_ec_platform *pdata = pdev->dev.platform_data;
int is_cros_ec;

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

@ -34,8 +34,6 @@
#include <linux/types.h>
#include <linux/uaccess.h>
#define to_cros_ec_dev(dev) container_of(dev, struct cros_ec_dev, class_dev)
/* Accessor functions */
static ssize_t reboot_show(struct device *dev,

9
drivers/platform/chrome/cros_ec_vbc.c
View File

@ -29,8 +29,7 @@ static ssize_t vboot_context_read(struct file *filp, struct kobject *kobj,
loff_t pos, size_t count)
{
struct device *dev = container_of(kobj, struct device, kobj);
struct cros_ec_dev *ec = container_of(dev, struct cros_ec_dev,
class_dev);
struct cros_ec_dev *ec = to_cros_ec_dev(dev);
struct cros_ec_device *ecdev = ec->ec_dev;
struct ec_params_vbnvcontext *params;
struct cros_ec_command *msg;
@ -70,8 +69,7 @@ static ssize_t vboot_context_write(struct file *filp, struct kobject *kobj,
loff_t pos, size_t count)
{
struct device *dev = container_of(kobj, struct device, kobj);
struct cros_ec_dev *ec = container_of(dev, struct cros_ec_dev,
class_dev);
struct cros_ec_dev *ec = to_cros_ec_dev(dev);
struct cros_ec_device *ecdev = ec->ec_dev;
struct ec_params_vbnvcontext *params;
struct cros_ec_command *msg;
@ -111,8 +109,7 @@ static umode_t cros_ec_vbc_is_visible(struct kobject *kobj,
struct bin_attribute *a, int n)
{
struct device *dev = container_of(kobj, struct device, kobj);
struct cros_ec_dev *ec = container_of(dev, struct cros_ec_dev,
class_dev);
struct cros_ec_dev *ec = to_cros_ec_dev(dev);
struct device_node *np = ec->ec_dev->dev->of_node;
if (IS_ENABLED(CONFIG_OF) && np) {

2
include/linux/mfd/cros_ec.h
View File

@ -197,6 +197,8 @@ struct cros_ec_dev {
u32 features[2];
};
#define to_cros_ec_dev(dev) container_of(dev, struct cros_ec_dev, class_dev)
/**
* cros_ec_suspend - Handle a suspend operation for the ChromeOS EC device
*