@@ -6,6 +6,7 @@
* Author: Heikki Krogerus <heikki.krogerus@linux.intel.com>
*/
+#include <linux/debugfs.h>
#include <linux/i2c.h>
#include <linux/acpi.h>
#include <linux/module.h>
@@ -22,6 +23,7 @@
/* Register offsets */
#define TPS_REG_VID 0x00
#define TPS_REG_MODE 0x03
+#define TPS_REG_CUSTOMER_USE 0x06
#define TPS_REG_CMD1 0x08
#define TPS_REG_DATA1 0x09
#define TPS_REG_INT_EVENT1 0x14
@@ -99,10 +101,15 @@ struct tps6598x {
struct power_supply *psy;
struct power_supply_desc psy_desc;
enum power_supply_usb_type usb_type;
+
struct tps6598x_pdo terms;
u32 data_status;
u16 pwr_status;
+#ifdef CONFIG_DEBUG_FS
+ struct dentry *dev_dentry;
+ struct dentry *customer_user_dentry;
+#endif
};
static enum power_supply_property tps6598x_psy_props[] = {
@@ -239,6 +246,62 @@ static void tps6598x_set_data_role(struct tps6598x *tps,
typec_set_data_role(tps->port, role);
}
+#ifdef CONFIG_DEBUG_FS
+static struct dentry *rootdir;
+
+static int tps6598x_debug_customer_use_show(struct seq_file *s, void *v)
+{
+ struct tps6598x *tps = (struct tps6598x *)s->private;
+ u64 mode64;
+ int ret;
+
+ mutex_lock(&tps->lock);
+
+ ret = tps6598x_block_read(tps, TPS_REG_CUSTOMER_USE, &mode64, sizeof(mode64));
+ if (!ret)
+ seq_printf(s, "0x%016llx\n", mode64);
+
+ mutex_unlock(&tps->lock);
+
+ return 0;
+}
+DEFINE_SHOW_ATTRIBUTE(tps6598x_debug_customer_use);
+
+static void tps6598x_debugfs_init(struct tps6598x *tps)
+{
+ struct dentry *dentry;
+
+ if (!rootdir)
+ rootdir = debugfs_create_dir("tps6598x", NULL);
+
+ dentry = debugfs_create_dir(dev_name(tps->dev), rootdir);
+ if (IS_ERR(dentry))
+ return;
+ tps->dev_dentry = dentry;
+
+ dentry = debugfs_create_file("customer_use",
+ S_IFREG | 0444, tps->dev_dentry,
+ tps, &tps6598x_debug_customer_use_fops);
+ if (IS_ERR(dentry))
+ return;
+ tps->customer_user_dentry = dentry;
+}
+
+static void tps6598x_debugfs_exit(struct tps6598x *tps)
+{
+ debugfs_remove(tps->customer_user_dentry);
+ debugfs_remove(tps->dev_dentry);
+ debugfs_remove(rootdir);
+ rootdir = NULL;
+}
+
+#else
+
+static void tps6598x_debugfs_init(const struct tps6598x *tps) { }
+static void tps6598x_debugfs_exit(const struct tps6598x *tps) { }
+
+#endif
+
static int tps6598x_connect(struct tps6598x *tps, u32 status)
{
struct typec_partner_desc desc;
@@ -995,6 +1058,7 @@ static int tps6598x_probe(struct i2c_client *client)
}
i2c_set_clientdata(client, tps);
+ tps6598x_debugfs_init(tps);
return 0;
@@ -1011,6 +1075,7 @@ static int tps6598x_remove(struct i2c_client *client)
{
struct tps6598x *tps = i2c_get_clientdata(client);
+ tps6598x_debugfs_exit(tps);
tps6598x_disconnect(tps, 0);
typec_unregister_port(tps->port);
usb_role_switch_put(tps->role_sw);