drivers/input/mouse/sentelic.h

   1 /*-
   2  * Finger Sensing Pad PS/2 mouse driver.
   3  *
   4  * Copyright (C) 2005-2007 Asia Vital Components Co., Ltd.
   5  * Copyright (C) 2005-2012 Tai-hwa Liang, Sentelic Corporation.
   6  *
   7  *   This program is free software; you can redistribute it and/or
   8  *   modify it under the terms of the GNU General Public License
   9  *   as published by the Free Software Foundation; either version 2
  10  *   of the License, or (at your option) any later version.
  11  *
  12  *   This program is distributed in the hope that it will be useful,
  13  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *   GNU General Public License for more details.
  16  *
  17  *   You should have received a copy of the GNU General Public License
  18  *   along with this program; if not, write to the Free Software
  19  *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #ifndef __SENTELIC_H
  23 #define __SENTELIC_H
  24
  25 /* Finger-sensing Pad information registers */
  26 #define FSP_REG_DEVICE_ID       0x00
  27 #define FSP_REG_VERSION         0x01
  28 #define FSP_REG_REVISION        0x04
  29 #define FSP_REG_TMOD_STATUS1    0x0B
  30 #define FSP_BIT_NO_ROTATION     BIT(3)
  31 #define FSP_REG_PAGE_CTRL       0x0F
  32
  33 /* Finger-sensing Pad control registers */
  34 #define FSP_REG_SYSCTL1         0x10
  35 #define FSP_BIT_EN_REG_CLK      BIT(5)
  36 #define FSP_REG_TMOD_STATUS     0x20
  37 #define FSP_REG_OPC_QDOWN       0x31
  38 #define FSP_BIT_EN_OPC_TAG      BIT(7)
  39 #define FSP_REG_OPTZ_XLO        0x34
  40 #define FSP_REG_OPTZ_XHI        0x35
  41 #define FSP_REG_OPTZ_YLO        0x36
  42 #define FSP_REG_OPTZ_YHI        0x37
  43 #define FSP_REG_SYSCTL5         0x40
  44 #define FSP_BIT_90_DEGREE       BIT(0)
  45 #define FSP_BIT_EN_MSID6        BIT(1)
  46 #define FSP_BIT_EN_MSID7        BIT(2)
  47 #define FSP_BIT_EN_MSID8        BIT(3)
  48 #define FSP_BIT_EN_AUTO_MSID8   BIT(5)
  49 #define FSP_BIT_EN_PKT_G0       BIT(6)
  50
  51 #define FSP_REG_ONPAD_CTL       0x43
  52 #define FSP_BIT_ONPAD_ENABLE    BIT(0)
  53 #define FSP_BIT_ONPAD_FBBB      BIT(1)
  54 #define FSP_BIT_FIX_VSCR        BIT(3)
  55 #define FSP_BIT_FIX_HSCR        BIT(5)
  56 #define FSP_BIT_DRAG_LOCK       BIT(6)
  57
  58 #define FSP_REG_SWC1            (0x90)
  59 #define FSP_BIT_SWC1_EN_ABS_1F  BIT(0)
  60 #define FSP_BIT_SWC1_EN_GID     BIT(1)
  61 #define FSP_BIT_SWC1_EN_ABS_2F  BIT(2)
  62 #define FSP_BIT_SWC1_EN_FUP_OUT BIT(3)
  63 #define FSP_BIT_SWC1_EN_ABS_CON BIT(4)
  64 #define FSP_BIT_SWC1_GST_GRP0   BIT(5)
  65 #define FSP_BIT_SWC1_GST_GRP1   BIT(6)
  66 #define FSP_BIT_SWC1_BX_COMPAT  BIT(7)
  67
  68 #define FSP_PAGE_0B             (0x0b)
  69 #define FSP_PAGE_82             (0x82)
  70 #define FSP_PAGE_DEFAULT        FSP_PAGE_82
  71
  72 #define FSP_REG_SN0             (0x40)
  73 #define FSP_REG_SN1             (0x41)
  74 #define FSP_REG_SN2             (0x42)
  75
  76 /* Finger-sensing Pad packet formating related definitions */
  77
  78 /* absolute packet type */
  79 #define FSP_PKT_TYPE_NORMAL     (0x00)
  80 #define FSP_PKT_TYPE_ABS        (0x01)
  81 #define FSP_PKT_TYPE_NOTIFY     (0x02)
  82 #define FSP_PKT_TYPE_NORMAL_OPC (0x03)
  83 #define FSP_PKT_TYPE_SHIFT      (6)
  84
  85 /* bit definitions for the first byte of report packet */
  86 #define FSP_PB0_LBTN            BIT(0)
  87 #define FSP_PB0_RBTN            BIT(1)
  88 #define FSP_PB0_MBTN            BIT(2)
  89 #define FSP_PB0_MFMC_FGR2       FSP_PB0_MBTN
  90 #define FSP_PB0_MUST_SET        BIT(3)
  91 #define FSP_PB0_PHY_BTN         BIT(4)
  92 #define FSP_PB0_MFMC            BIT(5)
  93
  94 /* hardware revisions */
  95 #define FSP_VER_STL3888_A4      (0xC1)
  96 #define FSP_VER_STL3888_B0      (0xD0)
  97 #define FSP_VER_STL3888_B1      (0xD1)
  98 #define FSP_VER_STL3888_B2      (0xD2)
  99 #define FSP_VER_STL3888_C0      (0xE0)
 100 #define FSP_VER_STL3888_C1      (0xE1)
 101 #define FSP_VER_STL3888_D0      (0xE2)
 102 #define FSP_VER_STL3888_D1      (0xE3)
 103 #define FSP_VER_STL3888_E0      (0xE4)
 104
 105 #ifdef __KERNEL__
 106
 107 struct fsp_data {
 108         unsigned char   ver;            /* hardware version */
 109         unsigned char   rev;            /* hardware revison */
 110         unsigned int    buttons;        /* Number of buttons */
 111         unsigned int    flags;
 112 #define FSPDRV_FLAG_EN_OPC      (0x001) /* enable on-pad clicking */
 113
 114         bool            vscroll;        /* Vertical scroll zone enabled */
 115         bool            hscroll;        /* Horizontal scroll zone enabled */
 116
 117         unsigned char   last_reg;       /* Last register we requested read from */
 118         unsigned char   last_val;
 119         unsigned int    last_mt_fgr;    /* Last seen finger(multitouch) */
 120 };
 121
 122 #ifdef CONFIG_MOUSE_PS2_SENTELIC
 123 extern int fsp_detect(struct psmouse *psmouse, bool set_properties);
 124 extern int fsp_init(struct psmouse *psmouse);
 125 #else
 126 static inline int fsp_detect(struct psmouse *psmouse, bool set_properties)
 127 {
 128         return -ENOSYS;
 129 }
 130 static inline int fsp_init(struct psmouse *psmouse)
 131 {
 132         return -ENOSYS;
 133 }
 134 #endif
 135
 136 #endif  /* __KERNEL__ */
 137
 138 #endif  /* !__SENTELIC_H */