aboutsummaryrefslogtreecommitdiff
path: root/drivers/input/mouse
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/input/mouse')
-rw-r--r--drivers/input/mouse/alps.c1
-rw-r--r--drivers/input/mouse/elantech.c84
-rw-r--r--drivers/input/mouse/psmouse-base.c18
-rw-r--r--drivers/input/mouse/psmouse.h1
-rw-r--r--drivers/input/mouse/synaptics.c35
-rw-r--r--drivers/input/mouse/synaptics.h4
6 files changed, 106 insertions, 37 deletions
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index 0d22cb9ce42..99d58764ef0 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -64,7 +64,6 @@ static const struct alps_model_info alps_model_data[] = {
{ { 0x62, 0x02, 0x14 }, 0xcf, 0xcf,
ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED },
{ { 0x73, 0x02, 0x50 }, 0xcf, 0xcf, ALPS_FOUR_BUTTONS }, /* Dell Vostro 1400 */
- { { 0x73, 0x02, 0x64 }, 0xf8, 0xf8, 0 }, /* HP Pavilion dm3 */
{ { 0x52, 0x01, 0x14 }, 0xff, 0xff,
ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED }, /* Toshiba Tecra A11-11L */
};
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index a138b5da79f..0520c2e1992 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -25,6 +25,10 @@
printk(KERN_DEBUG format, ##arg); \
} while (0)
+static bool force_elantech;
+module_param_named(force_elantech, force_elantech, bool, 0644);
+MODULE_PARM_DESC(force_elantech, "Force the Elantech PS/2 protocol extension to be used, 1 = enabled, 0 = disabled (default).");
+
/*
* Send a Synaptics style sliced query command
*/
@@ -182,13 +186,17 @@ static void elantech_report_absolute_v1(struct psmouse *psmouse)
static int old_fingers;
if (etd->fw_version_maj == 0x01) {
- /* byte 0: D U p1 p2 1 p3 R L
- byte 1: f 0 th tw x9 x8 y9 y8 */
+ /*
+ * byte 0: D U p1 p2 1 p3 R L
+ * byte 1: f 0 th tw x9 x8 y9 y8
+ */
fingers = ((packet[1] & 0x80) >> 7) +
((packet[1] & 0x30) >> 4);
} else {
- /* byte 0: n1 n0 p2 p1 1 p3 R L
- byte 1: 0 0 0 0 x9 x8 y9 y8 */
+ /*
+ * byte 0: n1 n0 p2 p1 1 p3 R L
+ * byte 1: 0 0 0 0 x9 x8 y9 y8
+ */
fingers = (packet[0] & 0xc0) >> 6;
}
@@ -202,13 +210,15 @@ static void elantech_report_absolute_v1(struct psmouse *psmouse)
input_report_key(dev, BTN_TOUCH, fingers != 0);
- /* byte 2: x7 x6 x5 x4 x3 x2 x1 x0
- byte 3: y7 y6 y5 y4 y3 y2 y1 y0 */
+ /*
+ * byte 2: x7 x6 x5 x4 x3 x2 x1 x0
+ * byte 3: y7 y6 y5 y4 y3 y2 y1 y0
+ */
if (fingers) {
input_report_abs(dev, ABS_X,
((packet[1] & 0x0c) << 6) | packet[2]);
- input_report_abs(dev, ABS_Y, ETP_YMAX_V1 -
- (((packet[1] & 0x03) << 8) | packet[3]));
+ input_report_abs(dev, ABS_Y,
+ ETP_YMAX_V1 - (((packet[1] & 0x03) << 8) | packet[3]));
}
input_report_key(dev, BTN_TOOL_FINGER, fingers == 1);
@@ -247,34 +257,47 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse)
switch (fingers) {
case 1:
- /* byte 1: x15 x14 x13 x12 x11 x10 x9 x8
- byte 2: x7 x6 x5 x4 x4 x2 x1 x0 */
- input_report_abs(dev, ABS_X, (packet[1] << 8) | packet[2]);
- /* byte 4: y15 y14 y13 y12 y11 y10 y8 y8
- byte 5: y7 y6 y5 y4 y3 y2 y1 y0 */
- input_report_abs(dev, ABS_Y, ETP_YMAX_V2 -
- ((packet[4] << 8) | packet[5]));
+ /*
+ * byte 1: . . . . . x10 x9 x8
+ * byte 2: x7 x6 x5 x4 x4 x2 x1 x0
+ */
+ input_report_abs(dev, ABS_X,
+ ((packet[1] & 0x07) << 8) | packet[2]);
+ /*
+ * byte 4: . . . . . . y9 y8
+ * byte 5: y7 y6 y5 y4 y3 y2 y1 y0
+ */
+ input_report_abs(dev, ABS_Y,
+ ETP_YMAX_V2 - (((packet[4] & 0x03) << 8) | packet[5]));
break;
case 2:
- /* The coordinate of each finger is reported separately with
- a lower resolution for two finger touches */
- /* byte 0: . . ay8 ax8 . . . .
- byte 1: ax7 ax6 ax5 ax4 ax3 ax2 ax1 ax0 */
+ /*
+ * The coordinate of each finger is reported separately
+ * with a lower resolution for two finger touches:
+ * byte 0: . . ay8 ax8 . . . .
+ * byte 1: ax7 ax6 ax5 ax4 ax3 ax2 ax1 ax0
+ */
x1 = ((packet[0] & 0x10) << 4) | packet[1];
/* byte 2: ay7 ay6 ay5 ay4 ay3 ay2 ay1 ay0 */
y1 = ETP_2FT_YMAX - (((packet[0] & 0x20) << 3) | packet[2]);
- /* byte 3: . . by8 bx8 . . . .
- byte 4: bx7 bx6 bx5 bx4 bx3 bx2 bx1 bx0 */
+ /*
+ * byte 3: . . by8 bx8 . . . .
+ * byte 4: bx7 bx6 bx5 bx4 bx3 bx2 bx1 bx0
+ */
x2 = ((packet[3] & 0x10) << 4) | packet[4];
/* byte 5: by7 by8 by5 by4 by3 by2 by1 by0 */
y2 = ETP_2FT_YMAX - (((packet[3] & 0x20) << 3) | packet[5]);
- /* For compatibility with the X Synaptics driver scale up one
- coordinate and report as ordinary mouse movent */
+ /*
+ * For compatibility with the X Synaptics driver scale up
+ * one coordinate and report as ordinary mouse movent
+ */
input_report_abs(dev, ABS_X, x1 << 2);
input_report_abs(dev, ABS_Y, y1 << 2);
- /* For compatibility with the proprietary X Elantech driver
- report both coordinates as hat coordinates */
+ /*
+ * For compatibility with the proprietary X Elantech driver
+ * report both coordinates as hat coordinates
+ */
input_report_abs(dev, ABS_HAT0X, x1);
input_report_abs(dev, ABS_HAT0Y, y1);
input_report_abs(dev, ABS_HAT1X, x2);
@@ -596,8 +619,12 @@ int elantech_detect(struct psmouse *psmouse, bool set_properties)
param[0], param[1], param[2]);
if (param[0] == 0 || param[1] != 0) {
- pr_debug("elantech.c: Probably not a real Elantech touchpad. Aborting.\n");
- return -1;
+ if (!force_elantech) {
+ pr_debug("elantech.c: Probably not a real Elantech touchpad. Aborting.\n");
+ return -1;
+ }
+
+ pr_debug("elantech.c: Probably not a real Elantech touchpad. Enabling anyway due to force_elantech.\n");
}
if (set_properties) {
@@ -666,7 +693,8 @@ int elantech_init(struct psmouse *psmouse)
* Assume every version greater than this is new EeePC style
* hardware with 6 byte packets
*/
- if (etd->fw_version_maj >= 0x02 && etd->fw_version_min >= 0x30) {
+ if ((etd->fw_version_maj == 0x02 && etd->fw_version_min >= 0x30) ||
+ etd->fw_version_maj > 0x02) {
etd->hw_version = 2;
/* For now show extra debug information */
etd->debug = 1;
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index d8c0c8d6992..cbc80726494 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -110,6 +110,7 @@ static struct workqueue_struct *kpsmoused_wq;
struct psmouse_protocol {
enum psmouse_type type;
bool maxproto;
+ bool ignore_parity; /* Protocol should ignore parity errors from KBC */
const char *name;
const char *alias;
int (*detect)(struct psmouse *, bool);
@@ -288,7 +289,9 @@ static irqreturn_t psmouse_interrupt(struct serio *serio,
if (psmouse->state == PSMOUSE_IGNORE)
goto out;
- if (flags & (SERIO_PARITY|SERIO_TIMEOUT)) {
+ if (unlikely((flags & SERIO_TIMEOUT) ||
+ ((flags & SERIO_PARITY) && !psmouse->ignore_parity))) {
+
if (psmouse->state == PSMOUSE_ACTIVATED)
printk(KERN_WARNING "psmouse.c: bad data from KBC -%s%s\n",
flags & SERIO_TIMEOUT ? " timeout" : "",
@@ -759,6 +762,7 @@ static const struct psmouse_protocol psmouse_protocols[] = {
.name = "PS/2",
.alias = "bare",
.maxproto = true,
+ .ignore_parity = true,
.detect = ps2bare_detect,
},
#ifdef CONFIG_MOUSE_PS2_LOGIPS2PP
@@ -786,6 +790,7 @@ static const struct psmouse_protocol psmouse_protocols[] = {
.name = "ImPS/2",
.alias = "imps",
.maxproto = true,
+ .ignore_parity = true,
.detect = intellimouse_detect,
},
{
@@ -793,6 +798,7 @@ static const struct psmouse_protocol psmouse_protocols[] = {
.name = "ImExPS/2",
.alias = "exps",
.maxproto = true,
+ .ignore_parity = true,
.detect = im_explorer_detect,
},
#ifdef CONFIG_MOUSE_PS2_SYNAPTICS
@@ -1222,6 +1228,7 @@ static void psmouse_disconnect(struct serio *serio)
static int psmouse_switch_protocol(struct psmouse *psmouse,
const struct psmouse_protocol *proto)
{
+ const struct psmouse_protocol *selected_proto;
struct input_dev *input_dev = psmouse->dev;
input_dev->dev.parent = &psmouse->ps2dev.serio->dev;
@@ -1245,9 +1252,14 @@ static int psmouse_switch_protocol(struct psmouse *psmouse,
return -1;
psmouse->type = proto->type;
- } else
+ selected_proto = proto;
+ } else {
psmouse->type = psmouse_extensions(psmouse,
psmouse_max_proto, true);
+ selected_proto = psmouse_protocol_by_type(psmouse->type);
+ }
+
+ psmouse->ignore_parity = selected_proto->ignore_parity;
/*
* If mouse's packet size is 3 there is no point in polling the
@@ -1267,7 +1279,7 @@ static int psmouse_switch_protocol(struct psmouse *psmouse,
psmouse->resync_time = 0;
snprintf(psmouse->devname, sizeof(psmouse->devname), "%s %s %s",
- psmouse_protocol_by_type(psmouse->type)->name, psmouse->vendor, psmouse->name);
+ selected_proto->name, psmouse->vendor, psmouse->name);
input_dev->name = psmouse->devname;
input_dev->phys = psmouse->phys;
diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h
index e053bdd137f..593e910bfc7 100644
--- a/drivers/input/mouse/psmouse.h
+++ b/drivers/input/mouse/psmouse.h
@@ -47,6 +47,7 @@ struct psmouse {
unsigned char pktcnt;
unsigned char pktsize;
unsigned char type;
+ bool ignore_parity;
bool acks_disable_command;
unsigned int model;
unsigned long last;
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 026df601016..ebd7a99efea 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -137,7 +137,8 @@ static int synaptics_capability(struct psmouse *psmouse)
if (synaptics_send_cmd(psmouse, SYN_QUE_CAPABILITIES, cap))
return -1;
priv->capabilities = (cap[0] << 16) | (cap[1] << 8) | cap[2];
- priv->ext_cap = 0;
+ priv->ext_cap = priv->ext_cap_0c = 0;
+
if (!SYN_CAP_VALID(priv->capabilities))
return -1;
@@ -150,7 +151,7 @@ static int synaptics_capability(struct psmouse *psmouse)
if (SYN_EXT_CAP_REQUESTS(priv->capabilities) >= 1) {
if (synaptics_send_cmd(psmouse, SYN_QUE_EXT_CAPAB, cap)) {
printk(KERN_ERR "Synaptics claims to have extended capabilities,"
- " but I'm not able to read them.");
+ " but I'm not able to read them.\n");
} else {
priv->ext_cap = (cap[0] << 16) | (cap[1] << 8) | cap[2];
@@ -162,6 +163,16 @@ static int synaptics_capability(struct psmouse *psmouse)
priv->ext_cap &= 0xff0fff;
}
}
+
+ if (SYN_EXT_CAP_REQUESTS(priv->capabilities) >= 4) {
+ if (synaptics_send_cmd(psmouse, SYN_QUE_EXT_CAPAB_0C, cap)) {
+ printk(KERN_ERR "Synaptics claims to have extended capability 0x0c,"
+ " but I'm not able to read it.\n");
+ } else {
+ priv->ext_cap_0c = (cap[0] << 16) | (cap[1] << 8) | cap[2];
+ }
+ }
+
return 0;
}
@@ -348,7 +359,15 @@ static void synaptics_parse_hw_state(unsigned char buf[], struct synaptics_data
hw->left = (buf[0] & 0x01) ? 1 : 0;
hw->right = (buf[0] & 0x02) ? 1 : 0;
- if (SYN_CAP_MIDDLE_BUTTON(priv->capabilities)) {
+ if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) {
+ /*
+ * Clickpad's button is transmitted as middle button,
+ * however, since it is primary button, we will report
+ * it as BTN_LEFT.
+ */
+ hw->left = ((buf[0] ^ buf[3]) & 0x01) ? 1 : 0;
+
+ } else if (SYN_CAP_MIDDLE_BUTTON(priv->capabilities)) {
hw->middle = ((buf[0] ^ buf[3]) & 0x01) ? 1 : 0;
if (hw->w == 2)
hw->scroll = (signed char)(buf[1]);
@@ -593,6 +612,12 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv)
dev->absres[ABS_X] = priv->x_res;
dev->absres[ABS_Y] = priv->y_res;
+
+ if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) {
+ /* Clickpads report only left button */
+ __clear_bit(BTN_RIGHT, dev->keybit);
+ __clear_bit(BTN_MIDDLE, dev->keybit);
+ }
}
static void synaptics_disconnect(struct psmouse *psmouse)
@@ -697,10 +722,10 @@ int synaptics_init(struct psmouse *psmouse)
priv->pkt_type = SYN_MODEL_NEWABS(priv->model_id) ? SYN_NEWABS : SYN_OLDABS;
- printk(KERN_INFO "Synaptics Touchpad, model: %ld, fw: %ld.%ld, id: %#lx, caps: %#lx/%#lx\n",
+ printk(KERN_INFO "Synaptics Touchpad, model: %ld, fw: %ld.%ld, id: %#lx, caps: %#lx/%#lx/%#lx\n",
SYN_ID_MODEL(priv->identity),
SYN_ID_MAJOR(priv->identity), SYN_ID_MINOR(priv->identity),
- priv->model_id, priv->capabilities, priv->ext_cap);
+ priv->model_id, priv->capabilities, priv->ext_cap, priv->ext_cap_0c);
set_input_params(psmouse->dev, priv);
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index f0f40a331dc..ae37c5d162a 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -18,6 +18,7 @@
#define SYN_QUE_SERIAL_NUMBER_SUFFIX 0x07
#define SYN_QUE_RESOLUTION 0x08
#define SYN_QUE_EXT_CAPAB 0x09
+#define SYN_QUE_EXT_CAPAB_0C 0x0c
/* synatics modes */
#define SYN_BIT_ABSOLUTE_MODE (1 << 7)
@@ -48,6 +49,8 @@
#define SYN_CAP_VALID(c) ((((c) & 0x00ff00) >> 8) == 0x47)
#define SYN_EXT_CAP_REQUESTS(c) (((c) & 0x700000) >> 20)
#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & 0x00f000) >> 12)
+#define SYN_CAP_PRODUCT_ID(ec) (((ec) & 0xff0000) >> 16)
+#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100100)
/* synaptics modes query bits */
#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7))
@@ -96,6 +99,7 @@ struct synaptics_data {
unsigned long int model_id; /* Model-ID */
unsigned long int capabilities; /* Capabilities */
unsigned long int ext_cap; /* Extended Capabilities */
+ unsigned long int ext_cap_0c; /* Ext Caps from 0x0c query */
unsigned long int identity; /* Identification */
int x_res; /* X resolution in units/mm */
int y_res; /* Y resolution in units/mm */
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-17 05:23:15 +0000