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edp anx:create debug node under dir debug/edp/

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This commit is contained in:
yxj
2013-04-10 14:11:04 +08:00
parent 4469e01255
commit ae45583684
2 changed files with 20 additions and 6 deletions
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23
drivers/video/display/transmitter/dp_anx6345.c
View File

@@ -1,7 +1,5 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/seq_file.h>
#include <linux/time.h>
#include <linux/delay.h>
#include <linux/slab.h>
@@ -9,7 +7,13 @@
#include <linux/i2c.h>
#include <linux/gpio.h>
#include <linux/anx6345.h>
#if defined(CONFIG_DEBUG_FS)
#include <linux/fs.h>
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#endif
//#define BIST_MODE 0
@@ -63,6 +67,7 @@ static int anx6345_i2c_write_p1_reg(struct i2c_client *client, char reg, char *v
return ret;
}
#if defined(CONFIG_DEBUG_FS)
static int edp_reg_show(struct seq_file *s, void *v)
{
int i = 0;
@@ -104,7 +109,7 @@ static const struct file_operations edp_reg_fops = {
.llseek = seq_lseek,
.release = single_release,
};
#endif
//get chip ID. Make sure I2C is OK
static int get_dp_chip_id(struct i2c_client *client)
@@ -778,8 +783,16 @@ static int anx6345_i2c_probe(struct i2c_client *client,const struct i2c_device_i
if(anx6345->pdata->power_ctl)
anx6345->pdata->power_ctl();
debugfs_create_file("edp-reg", S_IRUSR,NULL,anx6345,&edp_reg_fops);
#if defined(CONFIG_DEBUG_FS)
anx6345->debugfs_dir = debugfs_create_dir("edp", NULL);
if (IS_ERR(anx6345->debugfs_dir))
{
printk(KERN_ERR "failed to create debugfs dir for edp!\n");
}
else
debugfs_create_file("edp-reg", S_IRUSR,anx6345->debugfs_dir,anx6345,&edp_reg_fops);
#endif
#ifdef CONFIG_HAS_EARLYSUSPEND
anx6345->early_suspend.suspend = anx6345_early_suspend;
anx6345->early_suspend.resume = anx6345_late_resume;

3
include/linux/anx6345.h
View File

@@ -693,11 +693,12 @@ struct anx6345_platform_data {
struct edp_anx6345 {
struct i2c_client *client;
struct anx6345_platform_data *pdata;
int (*edp_anx_init)(struct i2c_client *client);
rk_screen screen;
struct dentry *debugfs_dir;
#ifdef CONFIG_HAS_EARLYSUSPEND
struct early_suspend early_suspend;
#endif
int (*edp_anx_init)(struct i2c_client *client);
};
#endif