[PATCH v2 3/5] Input: sentelic - enabling hardware supported gesture ID output
From: Tai-hwa Liang
Date: Fri Mar 23 2012 - 00:00:18 EST
Enabling on-chip gesture processing mode and send the result to the user
land through MSC_GESTURE event. This event could be useful for 3rd party
applications.
Signed-off-by: Tai-hwa Liang <avatar@xxxxxxxxxxxx>
---
drivers/input/mouse/sentelic.c | 38 +++++++++++++++++++-
drivers/input/mouse/sentelic.h | 73 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 109 insertions(+), 2 deletions(-)
diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c
index 43d839a..0b57fe4 100644
--- a/drivers/input/mouse/sentelic.c
+++ b/drivers/input/mouse/sentelic.c
@@ -661,8 +661,9 @@ static psmouse_ret_t fsp_process_byte(struct psmouse *psmouse)
struct input_dev *dev = psmouse->dev;
struct fsp_data *ad = psmouse->private;
unsigned char *packet = psmouse->packet;
- unsigned char button_status = 0, lscroll = 0, rscroll = 0;
+ unsigned char button_status = 0;
unsigned short abs_x, abs_y, fgrs = 0;
+ unsigned short vscroll = 0, hscroll = 0, lscroll = 0, rscroll = 0;
int rel_x, rel_y;
if (psmouse->pktcnt < 4)
@@ -673,6 +674,33 @@ static psmouse_ret_t fsp_process_byte(struct psmouse *psmouse)
*/
switch (psmouse->packet[0] >> FSP_PKT_TYPE_SHIFT) {
+ case FSP_PKT_TYPE_NOTIFY:
+ if (packet[1] != FSP_NOTIFY_MSG_GID)
+ break; /* unsupported message types */
+
+ switch (packet[2]) {
+ case FSP_GID_SP_UP:
+ vscroll = 1;
+ break;
+ case FSP_GID_SP_DOWN:
+ vscroll = -1;
+ break;
+ case FSP_GID_SP_LEFT:
+ hscroll = 1;
+ break;
+ case FSP_GID_SP_RIGHT:
+ hscroll = -1;
+ break;
+ default:
+ dev_dbg(&psmouse->ps2dev.serio->dev,
+ "GID 0x%x\n", packet[2]);
+ break;
+ }
+ input_report_rel(dev, REL_WHEEL, vscroll);
+ input_report_rel(dev, REL_HWHEEL, hscroll);
+ input_event(dev, EV_MSC, MSC_GESTURE, packet[2]);
+ break;
+
case FSP_PKT_TYPE_ABS:
abs_x = (packet[1] << 2) | ((packet[3] >> 2) & 0x03);
abs_y = (packet[2] << 2) | (packet[3] & 0x03);
@@ -861,9 +889,12 @@ static int fsp_activate_protocol(struct psmouse *psmouse)
/* Enable absolute coordinates output for Cx/Dx hardware */
if (fsp_reg_write(psmouse, FSP_REG_SWC1,
FSP_BIT_SWC1_EN_ABS_1F |
+ FSP_BIT_SWC1_EN_GID |
FSP_BIT_SWC1_EN_ABS_2F |
FSP_BIT_SWC1_EN_FUP_OUT |
- FSP_BIT_SWC1_EN_ABS_CON)) {
+ FSP_BIT_SWC1_EN_ABS_CON |
+ FSP_BIT_SWC1_GST_GRP0 |
+ FSP_BIT_SWC1_GST_GRP1)) {
dev_err(&psmouse->ps2dev.serio->dev,
"Unable to enable absolute coordinates output.\n");
return -EIO;
@@ -910,6 +941,9 @@ static int fsp_set_input_params(struct psmouse *psmouse)
input_mt_init_slots(dev, 2);
input_set_abs_params(dev, ABS_MT_POSITION_X, 0, abs_x, 0, 0);
input_set_abs_params(dev, ABS_MT_POSITION_Y, 0, abs_y, 0, 0);
+
+ /* device generated gesture ID events */
+ input_set_capability(dev, EV_MSC, MSC_GESTURE);
}
return 0;
diff --git a/drivers/input/mouse/sentelic.h b/drivers/input/mouse/sentelic.h
index 334de19..0cd0efb 100644
--- a/drivers/input/mouse/sentelic.h
+++ b/drivers/input/mouse/sentelic.h
@@ -83,6 +83,79 @@
#define FSP_PB0_PHY_BTN BIT(4)
#define FSP_PB0_MFMC BIT(5)
+/* notification message types */
+#define FSP_NOTIFY_MSG_GID (0xba)
+#define FSP_NOTIFY_MSG_HX_GST (0xc0)
+
+/* gesture IDs */
+/** GID for 2F Straight Up */
+#define FSP_GID_SP1 (0x86)
+#define FSP_GID_SP_UP FSP_GID_SP1
+
+/** GID for 2F Straight Down */
+#define FSP_GID_SP5 (0x82)
+#define FSP_GID_SP_DOWN FSP_GID_SP5
+
+/** GID for 2F Straight Right */
+#define FSP_GID_SP2 (0x80)
+#define FSP_GID_SP_RIGHT FSP_GID_SP2
+
+/** GID for 2F Straight Left */
+#define FSP_GID_SP6 (0x84)
+#define FSP_GID_SP_LEFT FSP_GID_SP6
+
+/** GID for 2F Zoom In */
+#define FSP_GID_SC6 (0x8F)
+#define FSP_GID_SC_ZOOM_IN FSP_GID_SC6
+
+/** GID for 2F Zoom Out */
+#define FSP_GID_SC3 (0x8B)
+#define FSP_GID_SC_ZOOM_OUT FSP_GID_SC3
+
+/** GID for 2F Curve CW */
+#define FSP_GID_DC1 (0xC4)
+#define FSP_GID_DC_ROT_CW FSP_GID_DC1
+
+/** GID for 2F Curve CCW */
+#define FSP_GID_DC2 (0xC0)
+#define FSP_GID_DC_ROT_CCW FSP_GID_DC2
+
+/** GID for 3F Straight Up */
+#define FSP_GID_TS4 (0x2E)
+#define FSP_GID_TS_UP FSP_GID_TS4
+
+/** GID for 3F Straight Down */
+#define FSP_GID_TS2 (0x2A)
+#define FSP_GID_TS_DOWN FSP_GID_TS2
+
+/** GID for 3F Straight Right */
+#define FSP_GID_TS1 (0x28)
+#define FSP_GID_TS_RIGHT FSP_GID_TS1
+
+/** GID for 3F Straight Left */
+#define FSP_GID_TS3 (0x2C)
+#define FSP_GID_TS_LEFT FSP_GID_TS3
+
+/** GID for 2F Click */
+#define FSP_GID_DF1 (0x11)
+#define FSP_GID_DF_CLICK FSP_GID_DF1
+
+/** GID for 2F Double Click */
+#define FSP_GID_DF2 (0x12)
+#define FSP_GID_DF_DBLCLICK FSP_GID_DF2
+
+/** GID for 3F Click */
+#define FSP_GID_TF1 (0x19)
+#define FSP_GID_TF_CLICK FSP_GID_TF1
+
+/** GID for 3F Double Click */
+#define FSP_GID_TF2 (0x1A)
+#define FSP_GID_TF_DBLCLICK FSP_GID_TF2
+
+/** GID for Palm */
+#define FSP_GID_PM1 (0x38)
+#define FSP_GID_PALM FSP_GID_PM1
+
/* hardware revisions */
#define FSP_VER_STL3888_A4 (0xC1)
#define FSP_VER_STL3888_B0 (0xD0)
--
1.7.9.1
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