Commit 23ea98f4 authored by Dario Binacchi's avatar Dario Binacchi Committed by Dmitry Torokhov
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Input: edt-ft5x06 - get/set M12 report rate by sysfs 



Add support for reading/writing scan rate (SC) register for M12 by
sysfs. The register value is equal to the SC (Hz), unlike M06, where
instead it is equal to SC / 10.

Co-developed-by: default avatarMichael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: default avatarMichael Trimarchi <michael@amarulasolutions.com>
Tested-by: default avatarDario Binacchi <dario.binacchi@amarulasolutions.com>
Signed-off-by: default avatarDario Binacchi <dario.binacchi@amarulasolutions.com>
Link: https://lore.kernel.org/r/20220621123937.1330389-3-dario.binacchi@amarulasolutions.com


Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent 625f8295

drivers/input/touchscreen/edt-ft5x06.c

+6 −3
Original line number Diff line number Diff line
@@ -47,6 +47,8 @@ 
#define M09_REGISTER_NUM_X		0x94

#define M09_REGISTER_NUM_Y		0x95



#define M12_REGISTER_REPORT_RATE	0x88



#define EV_REGISTER_THRESHOLD		0x40

#define EV_REGISTER_GAIN		0x41

#define EV_REGISTER_OFFSET_Y		0x45
@@ -523,9 +525,9 @@ static EDT_ATTR(offset_y, S_IWUSR | S_IRUGO, NO_REGISTER, NO_REGISTER, 
/* m06: range 20 to 80, m09: range 0 to 30, m12: range 1 to 255... */

static EDT_ATTR(threshold, S_IWUSR | S_IRUGO, WORK_REGISTER_THRESHOLD,

		M09_REGISTER_THRESHOLD, EV_REGISTER_THRESHOLD, 0, 255);

/* m06: range 3 to 14, m12: (0x64: 100Hz) */

/* m06: range 3 to 14, m12: range 1 to 255 */

static EDT_ATTR(report_rate, S_IWUSR | S_IRUGO, WORK_REGISTER_REPORT_RATE,

		NO_REGISTER, NO_REGISTER, 0, 255);

		M12_REGISTER_REPORT_RATE, NO_REGISTER, 0, 255);



static struct attribute *edt_ft5x06_attrs[] = {

	&edt_ft5x06_attr_gain.dattr.attr,
@@ -1030,7 +1032,8 @@ static void edt_ft5x06_ts_set_regs(struct edt_ft5x06_ts_data *tsdata) 
	case EDT_M09:

	case EDT_M12:

		reg_addr->reg_threshold = M09_REGISTER_THRESHOLD;

		reg_addr->reg_report_rate = NO_REGISTER;

		reg_addr->reg_report_rate = tsdata->version == EDT_M12 ?

			M12_REGISTER_REPORT_RATE : NO_REGISTER;

		reg_addr->reg_gain = M09_REGISTER_GAIN;

		reg_addr->reg_offset = M09_REGISTER_OFFSET;

		reg_addr->reg_offset_x = NO_REGISTER;