Commit 437d4f37 authored by Nick Dyer's avatar Nick Dyer Committed by Dmitry Torokhov

Input: atmel_mxt_ts - mXT224 DMA quirk was fixed in firmware v2.0.AA

Signed-off-by: default avatarNick Dyer <nick.dyer@itdev.co.uk>
Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent fc8104bc
...@@ -1422,10 +1422,12 @@ static int mxt_get_object_table(struct mxt_data *data) ...@@ -1422,10 +1422,12 @@ static int mxt_get_object_table(struct mxt_data *data)
switch (object->type) { switch (object->type) {
case MXT_GEN_MESSAGE_T5: case MXT_GEN_MESSAGE_T5:
if (data->info.family_id == 0x80) { if (data->info.family_id == 0x80 &&
data->info.version < 0x20) {
/* /*
* On mXT224 read and discard unused CRC byte * On mXT224 firmware versions prior to V2.0
* otherwise DMA reads are misaligned * read and discard unused CRC byte otherwise
* DMA reads are misaligned.
*/ */
data->T5_msg_size = mxt_obj_size(object); data->T5_msg_size = mxt_obj_size(object);
} else { } else {
......
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