[PATCH 5/6] Input: edt-ft5x06 - show firmware version by sysfs

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The firmware version was printed only if debug mode was enabled. Now you
can always get it from sysfs.

Co-developed-by: Michael Trimarchi <michael@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Michael Trimarchi <michael@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Dario Binacchi <dario.binacchi@xxxxxxxxxxxxxxxxxxxx>
---

 drivers/input/touchscreen/edt-ft5x06.c | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
index eb1231d1c0b4..2c946c155108 100644
--- a/drivers/input/touchscreen/edt-ft5x06.c
+++ b/drivers/input/touchscreen/edt-ft5x06.c
@@ -129,6 +129,7 @@ struct edt_ft5x06_ts_data {
 	int max_support_points;
 
 	char name[EDT_NAME_LEN];
+	char fw_version[EDT_NAME_LEN];
 
 	struct edt_reg_addr reg_addr;
 	enum edt_ver version;
@@ -540,6 +541,17 @@ static ssize_t model_show(struct device *dev, struct device_attribute *attr,
 
 static DEVICE_ATTR_RO(model);
 
+static ssize_t fw_version_show(struct device *dev,
+			       struct device_attribute *attr, char *buf)
+{
+	struct i2c_client *client = to_i2c_client(dev);
+	struct edt_ft5x06_ts_data *tsdata = i2c_get_clientdata(client);
+
+	return scnprintf(buf, PAGE_SIZE, "%s\n", tsdata->fw_version);
+}
+
+static DEVICE_ATTR_RO(fw_version);
+
 static struct attribute *edt_ft5x06_attrs[] = {
 	&edt_ft5x06_attr_gain.dattr.attr,
 	&edt_ft5x06_attr_offset.dattr.attr,
@@ -548,6 +560,7 @@ static struct attribute *edt_ft5x06_attrs[] = {
 	&edt_ft5x06_attr_threshold.dattr.attr,
 	&edt_ft5x06_attr_report_rate.dattr.attr,
 	&dev_attr_model.attr,
+	&dev_attr_fw_version.attr,
 	NULL
 };
 
@@ -834,13 +847,13 @@ static void edt_ft5x06_ts_teardown_debugfs(struct edt_ft5x06_ts_data *tsdata)
 #endif /* CONFIG_DEBUGFS */
 
 static int edt_ft5x06_ts_identify(struct i2c_client *client,
-					struct edt_ft5x06_ts_data *tsdata,
-					char *fw_version)
+				  struct edt_ft5x06_ts_data *tsdata)
 {
 	u8 rdbuf[EDT_NAME_LEN];
 	char *p;
 	int error;
 	char *model_name = tsdata->name;
+	char *fw_version = tsdata->fw_version;
 
 	/* see what we find if we assume it is a M06 *
 	 * if we get less than EDT_NAME_LEN, we don't want
@@ -1096,7 +1109,6 @@ static int edt_ft5x06_ts_probe(struct i2c_client *client,
 	struct input_dev *input;
 	unsigned long irq_flags;
 	int error;
-	char fw_version[EDT_NAME_LEN];
 
 	dev_dbg(&client->dev, "probing for EDT FT5x06 I2C\n");
 
@@ -1209,7 +1221,7 @@ static int edt_ft5x06_ts_probe(struct i2c_client *client,
 	tsdata->input = input;
 	tsdata->factory_mode = false;
 
-	error = edt_ft5x06_ts_identify(client, tsdata, fw_version);
+	error = edt_ft5x06_ts_identify(client, tsdata);
 	if (error) {
 		dev_err(&client->dev, "touchscreen probe failed\n");
 		return error;
@@ -1235,7 +1247,7 @@ static int edt_ft5x06_ts_probe(struct i2c_client *client,
 
 	dev_dbg(&client->dev,
 		"Model \"%s\", Rev. \"%s\", %dx%d sensors\n",
-		tsdata->name, fw_version, tsdata->num_x, tsdata->num_y);
+		tsdata->name, tsdata->fw_version, tsdata->num_x, tsdata->num_y);
 
 	input->name = tsdata->name;
 	input->id.bustype = BUS_I2C;
-- 
2.32.0




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