From 02d7f5895005bd559c6c12d0f1b4e3dd5d91b927 Mon Sep 17 00:00:00 2001 From: Kenan Esau Date: Sun, 29 May 2005 02:30:22 -0500 Subject: Input: Add Fujitsu Lifebook B-series touchscreen driver. From: Kenan Esau Signed-off-by: Vojtech Pavlik Signed-off-by: Dmitry Torokhov --- drivers/input/mouse/lifebook.c | 126 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 126 insertions(+) create mode 100644 drivers/input/mouse/lifebook.c (limited to 'drivers/input/mouse/lifebook.c') diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c new file mode 100644 index 000000000000..5b8883857b80 --- /dev/null +++ b/drivers/input/mouse/lifebook.c @@ -0,0 +1,126 @@ +/* + * Fujitsu B-series Lifebook PS/2 TouchScreen driver + * + * Copyright (c) 2005 Vojtech Pavlik + * Copyright (c) 2005 Kenan Esau + * + * TouchScreen detection, absolute mode setting and packet layout is taken from + * Harald Hoyer's description of the device. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + +#include +#include +#include +#include + +#include "psmouse.h" +#include "lifebook.h" + +static int max_y = 1024; + + +static struct dmi_system_id lifebook_dmi_table[] = { + { + .ident = "Fujitsu Siemens Lifebook B-Sereis", + .matches = { + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK B Series"), + }, + }, + { } +}; + + +static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse, struct pt_regs *regs) +{ + unsigned char *packet = psmouse->packet; + struct input_dev *dev = &psmouse->dev; + + if ( psmouse->pktcnt != 3 ) + return PSMOUSE_GOOD_DATA; + + input_regs(dev, regs); + + /* calculate X and Y */ + if ((packet[0] & 0x08) == 0x00) { + input_report_abs(dev, ABS_X, + (packet[1] | ((packet[0] & 0x30) << 4))); + input_report_abs(dev, ABS_Y, + max_y - (packet[2] | ((packet[0] & 0xC0) << 2))); + } else { + input_report_rel(dev, REL_X, + ((packet[0] & 0x10) ? packet[1]-256 : packet[1])); + input_report_rel(dev, REL_Y, + (- (int)((packet[0] & 0x20) ? packet[2]-256 : packet[2]))); + } + + input_report_key(dev, BTN_LEFT, packet[0] & 0x01); + input_report_key(dev, BTN_RIGHT, packet[0] & 0x02); + input_report_key(dev, BTN_TOUCH, packet[0] & 0x04); + + input_sync(dev); + + return PSMOUSE_FULL_PACKET; +} + +static int lifebook_initialize(struct psmouse *psmouse) +{ + struct ps2dev *ps2dev = &psmouse->ps2dev; + unsigned char param; + + if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE)) + return -1; + + if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_RESET_BAT)) + return -1; + + /* + Enable absolute output -- ps2_command fails always but if + you leave this call out the touchsreen will never send + absolute coordinates + */ + param = 0x07; + ps2_command(ps2dev, ¶m, PSMOUSE_CMD_SETRES); + + psmouse->set_rate(psmouse, psmouse->rate); + psmouse->set_resolution(psmouse, psmouse->resolution); + + if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_ENABLE)) + return -1; + + return 0; +} + +static void lifebook_disconnect(struct psmouse *psmouse) +{ + psmouse_reset(psmouse); +} + +int lifebook_detect(struct psmouse *psmouse, unsigned int max_proto, + int set_properties) +{ + if (!dmi_check_system(lifebook_dmi_table) && + (max_proto != PSMOUSE_LIFEBOOK) ) + return -1; + + if (set_properties) { + psmouse->vendor = "Fujitsu Lifebook"; + psmouse->name = "TouchScreen"; + psmouse->dev.evbit[0] = BIT(EV_ABS) | BIT(EV_KEY) | BIT(EV_REL); + psmouse->dev.keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); + psmouse->dev.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); + psmouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y); + input_set_abs_params(&psmouse->dev, ABS_X, 0, 1024, 0, 0); + input_set_abs_params(&psmouse->dev, ABS_Y, 0, 1024, 0, 0); + + psmouse->protocol_handler = lifebook_process_byte; + psmouse->disconnect = lifebook_disconnect; + psmouse->reconnect = lifebook_initialize; + psmouse->pktsize = 3; + } + + return lifebook_initialize(psmouse); +} -- cgit v1.2.3 From 14e94143964d5af6d0a2ae8401cd9e9e091967b9 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Sun, 29 May 2005 02:30:28 -0500 Subject: Input: lifebook - various cleanups: - do not try to set rate and resolution in init method, let psmouse core do it for us. This also removes special quirks from the core; - do not disable mouse before doing full reset - meaningless; - some formatting and whitespace cleanups. Signed-off-by: Dmitry Torokhov --- drivers/input/mouse/lifebook.c | 37 ++++++++++++------------------------- 1 file changed, 12 insertions(+), 25 deletions(-) (limited to 'drivers/input/mouse/lifebook.c') diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c index 5b8883857b80..a5a1fb3f794b 100644 --- a/drivers/input/mouse/lifebook.c +++ b/drivers/input/mouse/lifebook.c @@ -20,12 +20,9 @@ #include "psmouse.h" #include "lifebook.h" -static int max_y = 1024; - - static struct dmi_system_id lifebook_dmi_table[] = { { - .ident = "Fujitsu Siemens Lifebook B-Sereis", + .ident = "Lifebook B", .matches = { DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK B Series"), }, @@ -39,7 +36,7 @@ static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse, struct pt_re unsigned char *packet = psmouse->packet; struct input_dev *dev = &psmouse->dev; - if ( psmouse->pktcnt != 3 ) + if (psmouse->pktcnt != 3) return PSMOUSE_GOOD_DATA; input_regs(dev, regs); @@ -49,12 +46,12 @@ static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse, struct pt_re input_report_abs(dev, ABS_X, (packet[1] | ((packet[0] & 0x30) << 4))); input_report_abs(dev, ABS_Y, - max_y - (packet[2] | ((packet[0] & 0xC0) << 2))); + 1024 - (packet[2] | ((packet[0] & 0xC0) << 2))); } else { - input_report_rel(dev, REL_X, - ((packet[0] & 0x10) ? packet[1]-256 : packet[1])); - input_report_rel(dev, REL_Y, - (- (int)((packet[0] & 0x20) ? packet[2]-256 : packet[2]))); + input_report_rel(dev, REL_X, + ((packet[0] & 0x10) ? packet[1] - 256 : packet[1])); + input_report_rel(dev, REL_Y, + -(int)((packet[0] & 0x20) ? packet[2] - 256 : packet[2])); } input_report_key(dev, BTN_LEFT, packet[0] & 0x01); @@ -71,26 +68,17 @@ static int lifebook_initialize(struct psmouse *psmouse) struct ps2dev *ps2dev = &psmouse->ps2dev; unsigned char param; - if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE)) - return -1; - - if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_RESET_BAT)) + if (psmouse_reset(psmouse)) return -1; - /* + /* Enable absolute output -- ps2_command fails always but if you leave this call out the touchsreen will never send absolute coordinates - */ + */ param = 0x07; ps2_command(ps2dev, ¶m, PSMOUSE_CMD_SETRES); - psmouse->set_rate(psmouse, psmouse->rate); - psmouse->set_resolution(psmouse, psmouse->resolution); - - if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_ENABLE)) - return -1; - return 0; } @@ -99,11 +87,10 @@ static void lifebook_disconnect(struct psmouse *psmouse) psmouse_reset(psmouse); } -int lifebook_detect(struct psmouse *psmouse, unsigned int max_proto, +int lifebook_detect(struct psmouse *psmouse, unsigned int max_proto, int set_properties) { - if (!dmi_check_system(lifebook_dmi_table) && - (max_proto != PSMOUSE_LIFEBOOK) ) + if (!dmi_check_system(lifebook_dmi_table) && max_proto != PSMOUSE_LIFEBOOK) return -1; if (set_properties) { -- cgit v1.2.3 From a15d60f867408a4d8ce46359d9eb677818349e5b Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Sun, 29 May 2005 02:30:32 -0500 Subject: Input: lifebook - adjust initialization routines to be in line with the rest of protocols in preparation to dynamic protocol switching. Signed-off-by: Dmitry Torokhov --- drivers/input/mouse/lifebook.c | 45 +++++++++++++++++++++++++----------------- 1 file changed, 27 insertions(+), 18 deletions(-) (limited to 'drivers/input/mouse/lifebook.c') diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c index a5a1fb3f794b..1eb98e18c9e7 100644 --- a/drivers/input/mouse/lifebook.c +++ b/drivers/input/mouse/lifebook.c @@ -63,7 +63,7 @@ static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse, struct pt_re return PSMOUSE_FULL_PACKET; } -static int lifebook_initialize(struct psmouse *psmouse) +static int lifebook_absolute_mode(struct psmouse *psmouse) { struct ps2dev *ps2dev = &psmouse->ps2dev; unsigned char param; @@ -87,27 +87,36 @@ static void lifebook_disconnect(struct psmouse *psmouse) psmouse_reset(psmouse); } -int lifebook_detect(struct psmouse *psmouse, unsigned int max_proto, - int set_properties) +int lifebook_detect(struct psmouse *psmouse, int set_properties) { - if (!dmi_check_system(lifebook_dmi_table) && max_proto != PSMOUSE_LIFEBOOK) + if (!dmi_check_system(lifebook_dmi_table)) return -1; if (set_properties) { - psmouse->vendor = "Fujitsu Lifebook"; - psmouse->name = "TouchScreen"; - psmouse->dev.evbit[0] = BIT(EV_ABS) | BIT(EV_KEY) | BIT(EV_REL); - psmouse->dev.keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); - psmouse->dev.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); - psmouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y); - input_set_abs_params(&psmouse->dev, ABS_X, 0, 1024, 0, 0); - input_set_abs_params(&psmouse->dev, ABS_Y, 0, 1024, 0, 0); - - psmouse->protocol_handler = lifebook_process_byte; - psmouse->disconnect = lifebook_disconnect; - psmouse->reconnect = lifebook_initialize; - psmouse->pktsize = 3; + psmouse->vendor = "Fujitsu"; + psmouse->name = "Lifebook TouchScreen"; } - return lifebook_initialize(psmouse); + return 0; } + +int lifebook_init(struct psmouse *psmouse) +{ + if (lifebook_absolute_mode(psmouse)) + return -1; + + psmouse->dev.evbit[0] = BIT(EV_ABS) | BIT(EV_KEY) | BIT(EV_REL); + psmouse->dev.keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); + psmouse->dev.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); + psmouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y); + input_set_abs_params(&psmouse->dev, ABS_X, 0, 1024, 0, 0); + input_set_abs_params(&psmouse->dev, ABS_Y, 0, 1024, 0, 0); + + psmouse->protocol_handler = lifebook_process_byte; + psmouse->disconnect = lifebook_disconnect; + psmouse->reconnect = lifebook_absolute_mode; + psmouse->pktsize = 3; + + return 0; +} + -- cgit v1.2.3 From a913829e90e2af7a6e98f5aadcc9fec4dcf1ef64 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Sun, 29 May 2005 02:30:37 -0500 Subject: Input: apparently Lifebook touchscreens have double resolution compared to "classic" PS/2 mice, provide appropriate resolution setting handler. Signed-off-by: Dmitry Torokhov --- drivers/input/mouse/lifebook.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/input/mouse/lifebook.c') diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c index 1eb98e18c9e7..bd9df9b28325 100644 --- a/drivers/input/mouse/lifebook.c +++ b/drivers/input/mouse/lifebook.c @@ -82,6 +82,17 @@ static int lifebook_absolute_mode(struct psmouse *psmouse) return 0; } +static void lifebook_set_resolution(struct psmouse *psmouse, unsigned int resolution) +{ + unsigned char params[] = { 0, 1, 2, 2, 3 }; + + if (resolution == 0 || resolution > 400) + resolution = 400; + + ps2_command(&psmouse->ps2dev, ¶ms[resolution / 100], PSMOUSE_CMD_SETRES); + psmouse->resolution = 50 << params[resolution / 100]; +} + static void lifebook_disconnect(struct psmouse *psmouse) { psmouse_reset(psmouse); @@ -113,6 +124,7 @@ int lifebook_init(struct psmouse *psmouse) input_set_abs_params(&psmouse->dev, ABS_Y, 0, 1024, 0, 0); psmouse->protocol_handler = lifebook_process_byte; + psmouse->set_resolution = lifebook_set_resolution; psmouse->disconnect = lifebook_disconnect; psmouse->reconnect = lifebook_absolute_mode; psmouse->pktsize = 3; -- cgit v1.2.3