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Input: atmel_mxt_ts - add support for generic touchscreen configurations

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This provides support for generic touchscreen configuration options like
swapped-x-y, min-x, min-y, size-x, size-y, etc.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Link: https://lore.kernel.org/r/20250909054903.11519-3-clamor95@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Svyatoslav Ryhel
2025-09-09 08:49:03 +03:00
committed by Dmitry Torokhov
parent b90d027afb
commit fd321a861f
1 changed files with 7 additions and 4 deletions
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11
drivers/input/touchscreen/atmel_mxt_ts.c
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@@ -19,6 +19,7 @@
#include <linux/firmware.h>
#include <linux/i2c.h>
#include <linux/input/mt.h>
#include <linux/input/touchscreen.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/of.h>
@@ -355,6 +356,8 @@ struct mxt_data {
enum mxt_suspend_mode suspend_mode;
u32 wakeup_method;
struct touchscreen_properties prop;
};
struct mxt_vb2_buffer {
@@ -888,8 +891,7 @@ static void mxt_proc_t9_message(struct mxt_data *data, u8 *message)
/* Touch active */
input_mt_report_slot_state(input_dev, MT_TOOL_FINGER, 1);
input_report_abs(input_dev, ABS_MT_POSITION_X, x);
input_report_abs(input_dev, ABS_MT_POSITION_Y, y);
touchscreen_report_pos(input_dev, &data->prop, x, y, true);
input_report_abs(input_dev, ABS_MT_PRESSURE, amplitude);
input_report_abs(input_dev, ABS_MT_TOUCH_MAJOR, area);
} else {
@@ -1010,8 +1012,7 @@ static void mxt_proc_t100_message(struct mxt_data *data, u8 *message)
id, type, x, y, major, pressure, orientation);
input_mt_report_slot_state(input_dev, tool, 1);
input_report_abs(input_dev, ABS_MT_POSITION_X, x);
input_report_abs(input_dev, ABS_MT_POSITION_Y, y);
touchscreen_report_pos(input_dev, &data->prop, x, y, true);
input_report_abs(input_dev, ABS_MT_TOUCH_MAJOR, major);
input_report_abs(input_dev, ABS_MT_PRESSURE, pressure);
input_report_abs(input_dev, ABS_MT_DISTANCE, distance);
@@ -2212,6 +2213,8 @@ static int mxt_initialize_input_device(struct mxt_data *data)
0, 255, 0, 0);
}
touchscreen_parse_properties(input_dev, true, &data->prop);
/* For T15 and T97 Key Array */
if (data->T15_reportid_min || data->T97_reportid_min) {
for (i = 0; i < data->t15_num_keys; i++)