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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2015-01-14 10:39:52 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2015-02-15 15:44:17 -0800
commitfb2dd7a61d6f1590b183199b29a065d14f2627b5 (patch)
tree5ca04424a5fe010082c488adfcde32127ff56784 /drivers/input
parentd7c13d3470bcd7fceb7ad53b0fea195f1606a40b (diff)
downloadlinux-fb2dd7a61d6f1590b183199b29a065d14f2627b5.tar.bz2
Input: ALPS - make Rushmore a separate protocol
Even though Rushmore is very close to V3 protocol it is sufficiently different to warrant it's own protocol name. Tested-by: Pali Rohár <pali.rohar@gmail.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/mouse/alps.c29
-rw-r--r--drivers/input/mouse/alps.h1
2 files changed, 19 insertions, 11 deletions
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index 92a886b0eca4..720fb6682f31 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -99,7 +99,6 @@ static const struct alps_nibble_commands alps_v6_nibble_commands[] = {
#define ALPS_FOUR_BUTTONS 0x40 /* 4 direction button present */
#define ALPS_PS2_INTERLEAVED 0x80 /* 3-byte PS/2 packet interleaved with
6-byte ALPS packet */
-#define ALPS_IS_RUSHMORE 0x100 /* device is a rushmore */
#define ALPS_BUTTONPAD 0x200 /* device is a clickpad */
static const struct alps_model_info alps_model_data[] = {
@@ -412,7 +411,7 @@ static int alps_process_bitmap(struct alps_data *priv,
(2 * (priv->y_bits - 1));
/* y-bitmap order is reversed, except on rushmore */
- if (!(priv->flags & ALPS_IS_RUSHMORE)) {
+ if (priv->proto_version != ALPS_PROTO_V3_RUSHMORE) {
fields->mt[0].y = priv->y_max - fields->mt[0].y;
fields->mt[1].y = priv->y_max - fields->mt[1].y;
}
@@ -648,7 +647,8 @@ static void alps_process_touchpad_packet_v3_v5(struct psmouse *psmouse)
*/
if (f->is_mp) {
fingers = f->fingers;
- if (priv->proto_version == ALPS_PROTO_V3) {
+ if (priv->proto_version == ALPS_PROTO_V3 ||
+ priv->proto_version == ALPS_PROTO_V3_RUSHMORE) {
if (alps_process_bitmap(priv, f) == 0)
fingers = 0; /* Use st data */
@@ -1275,7 +1275,7 @@ static psmouse_ret_t alps_process_byte(struct psmouse *psmouse)
psmouse->pktcnt - 1,
psmouse->packet[psmouse->pktcnt - 1]);
- if (priv->proto_version == ALPS_PROTO_V3 &&
+ if (priv->proto_version == ALPS_PROTO_V3_RUSHMORE &&
psmouse->pktcnt == psmouse->pktsize) {
/*
* Some Dell boxes, such as Latitude E6440 or E7440
@@ -2182,6 +2182,7 @@ static void alps_set_defaults(struct alps_data *priv)
priv->x_max = 1023;
priv->y_max = 767;
break;
+
case ALPS_PROTO_V3:
priv->hw_init = alps_hw_init_v3;
priv->process_packet = alps_process_packet_v3;
@@ -2190,6 +2191,18 @@ static void alps_set_defaults(struct alps_data *priv)
priv->nibble_commands = alps_v3_nibble_commands;
priv->addr_command = PSMOUSE_CMD_RESET_WRAP;
break;
+
+ case ALPS_PROTO_V3_RUSHMORE:
+ priv->hw_init = alps_hw_init_rushmore_v3;
+ priv->process_packet = alps_process_packet_v3;
+ priv->set_abs_params = alps_set_abs_params_mt;
+ priv->decode_fields = alps_decode_rushmore;
+ priv->nibble_commands = alps_v3_nibble_commands;
+ priv->addr_command = PSMOUSE_CMD_RESET_WRAP;
+ priv->x_bits = 16;
+ priv->y_bits = 12;
+ break;
+
case ALPS_PROTO_V4:
priv->hw_init = alps_hw_init_v4;
priv->process_packet = alps_process_packet_v4;
@@ -2313,15 +2326,9 @@ static int alps_identify(struct psmouse *psmouse, struct alps_data *priv)
return 0;
} else if (ec[0] == 0x88 && ec[1] == 0x08) {
- priv->proto_version = ALPS_PROTO_V3;
+ priv->proto_version = ALPS_PROTO_V3_RUSHMORE;
alps_set_defaults(priv);
- priv->hw_init = alps_hw_init_rushmore_v3;
- priv->decode_fields = alps_decode_rushmore;
- priv->x_bits = 16;
- priv->y_bits = 12;
- priv->flags |= ALPS_IS_RUSHMORE;
-
/* hack to make addr_command, nibble_command available */
psmouse->private = priv;
diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h
index 94645bfa2a0d..f19908abfb15 100644
--- a/drivers/input/mouse/alps.h
+++ b/drivers/input/mouse/alps.h
@@ -17,6 +17,7 @@
#define ALPS_PROTO_V1 0x100
#define ALPS_PROTO_V2 0x200
#define ALPS_PROTO_V3 0x300
+#define ALPS_PROTO_V3_RUSHMORE 0x310
#define ALPS_PROTO_V4 0x400
#define ALPS_PROTO_V5 0x500
#define ALPS_PROTO_V6 0x600