From: Arve Hjønnevåg <arve@android.com>
Date: Wed, 15 Jul 2009 03:51:49 +0000 (-0700)
Subject: Input: synaptics_i2c_rmi: Add sensitivity adjust option.
X-Git-Tag: firefly_0821_release~7613^2~852
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1d1ca9632238af23e6266fe4f4660a2ffa9fe6aa;p=firefly-linux-kernel-4.4.55.git

Input: synaptics_i2c_rmi: Add sensitivity adjust option.

Signed-off-by: Arve Hjønnevåg <arve@android.com>
---

diff --git a/drivers/input/touchscreen/synaptics_i2c_rmi.c b/drivers/input/touchscreen/synaptics_i2c_rmi.c
index 35e4aa43aede..e1c3848b3703 100644
--- a/drivers/input/touchscreen/synaptics_i2c_rmi.c
+++ b/drivers/input/touchscreen/synaptics_i2c_rmi.c
@@ -44,6 +44,7 @@ struct synaptics_ts_data {
 	int snap_down[2];
 	int snap_up[2];
 	uint32_t flags;
+	int8_t sensitivity_adjust;
 	int (*power)(int on);
 	struct early_suspend early_suspend;
 };
@@ -66,6 +67,11 @@ static int synaptics_init_panel(struct synaptics_ts_data *ts)
 	if (ret < 0)
 		printk(KERN_ERR "i2c_smbus_write_byte_data failed for No Clip Z\n");
 
+	ret = i2c_smbus_write_byte_data(ts->client, 0x44,
+					ts->sensitivity_adjust);
+	if (ret < 0)
+		pr_err("synaptics_ts: failed to set Sensitivity Adjust\n");
+
 err_page_select_failed:
 	ret = i2c_smbus_write_byte_data(ts->client, 0xff, 0x04); /* page select = 0x04 */
 	if (ret < 0)
@@ -317,6 +323,7 @@ static int synaptics_ts_probe(
 		while (pdata->version > panel_version)
 			pdata++;
 		ts->flags = pdata->flags;
+		ts->sensitivity_adjust = pdata->sensitivity_adjust;
 		inactive_area_left = pdata->inactive_left;
 		inactive_area_right = pdata->inactive_right;
 		inactive_area_top = pdata->inactive_top;
diff --git a/include/linux/synaptics_i2c_rmi.h b/include/linux/synaptics_i2c_rmi.h
index ca51b2fc564d..0e40703807f4 100644
--- a/include/linux/synaptics_i2c_rmi.h
+++ b/include/linux/synaptics_i2c_rmi.h
@@ -48,6 +48,7 @@ struct synaptics_i2c_rmi_platform_data {
 	uint32_t fuzz_y; /* 0x10000 = screen height */
 	int fuzz_p;
 	int fuzz_w;
+	int8_t sensitivity_adjust;
 };
 
 #endif /* _LINUX_SYNAPTICS_I2C_RMI_H */