[PATCH] Input: mms114 - support MMS134S
STALE1853d
LANDED
From: Linus Walleij <hidden>
Date: 2021-07-07 00:01:58
Also in:
phone-devel
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, the rest · Maintainers:
Dmitry Torokhov, Linus Torvalds
Landed in mainline as ab108678195f on 2021-09-07.
The MMS134S like the MMS136 has an event size of 6 bytes. After this patch, the touchscreen on the Samsung SGH-I407 works fine with PostmarketOS. Cc: phone-devel@vger.kernel.org Signed-off-by: Linus Walleij <redacted> --- drivers/input/touchscreen/mms114.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-)
diff --git a/drivers/input/touchscreen/mms114.c b/drivers/input/touchscreen/mms114.c
index 0efd1a1bb192..9fa3b0e421be 100644
--- a/drivers/input/touchscreen/mms114.c
+++ b/drivers/input/touchscreen/mms114.c@@ -54,6 +54,7 @@ enum mms_type { TYPE_MMS114 = 114, + TYPE_MMS134S = 134, TYPE_MMS136 = 136, TYPE_MMS152 = 152, TYPE_MMS345L = 345,
@@ -212,7 +213,7 @@ static irqreturn_t mms114_interrupt(int irq, void *dev_id) goto out; /* MMS136 has slightly different event size */ - if (data->type == TYPE_MMS136) + if (data->type == TYPE_MMS134S || data->type == TYPE_MMS136) touch_size = packet_size / MMS136_EVENT_SIZE; else touch_size = packet_size / MMS114_EVENT_SIZE;
@@ -281,6 +282,7 @@ static int mms114_get_version(struct mms114_data *data) break; case TYPE_MMS114: + case TYPE_MMS134S: case TYPE_MMS136: error = __mms114_read_reg(data, MMS114_TSP_REV, 6, buf); if (error)
@@ -304,8 +306,9 @@ static int mms114_setup_regs(struct mms114_data *data) if (error < 0) return error; - /* Only MMS114 and MMS136 have configuration and power on registers */ - if (data->type != TYPE_MMS114 && data->type != TYPE_MMS136) + /* MMS114, MMS134S and MMS136 have configuration and power on registers */ + if (data->type != TYPE_MMS114 && data->type != TYPE_MMS134S && + data->type != TYPE_MMS136) return 0; error = mms114_set_active(data, true);
@@ -487,7 +490,8 @@ static int mms114_probe(struct i2c_client *client, 0, data->props.max_y, 0, 0); } - if (data->type == TYPE_MMS114 || data->type == TYPE_MMS136) { + if (data->type == TYPE_MMS114 || data->type == TYPE_MMS134S || + data->type == TYPE_MMS136) { /* * The firmware handles movement and pressure fuzz, so * don't duplicate that in software.
@@ -611,6 +615,9 @@ static const struct of_device_id mms114_dt_match[] = { { .compatible = "melfas,mms114", .data = (void *)TYPE_MMS114, + }, { + .compatible = "melfas,mms134s", + .data = (void *)TYPE_MMS134S, }, { .compatible = "melfas,mms136", .data = (void *)TYPE_MMS136,
--
2.31.1