release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/staging/msm/mddihost.h

   1 /* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved.
   2  *
   3  * Redistribution and use in source and binary forms, with or without
   4  * modification, are permitted provided that the following conditions are met:
   5  *     * Redistributions of source code must retain the above copyright
   6  *       notice, this list of conditions and the following disclaimer.
   7  *     * Redistributions in binary form must reproduce the above copyright
   8  *       notice, this list of conditions and the following disclaimer in the
   9  *       documentation and/or other materials provided with the distribution.
  10  *     * Neither the name of Code Aurora nor
  11  *       the names of its contributors may be used to endorse or promote
  12  *       products derived from this software without specific prior written
  13  *       permission.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  16  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  19  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  *
  27  */
  28
  29 #ifndef MDDIHOST_H
  30 #define MDDIHOST_H
  31
  32 #include <linux/kernel.h>
  33 #include <linux/sched.h>
  34 #include <linux/time.h>
  35 #include <linux/init.h>
  36 #include <linux/interrupt.h>
  37 #include "linux/proc_fs.h"
  38 #include <linux/types.h>
  39 #include <linux/dma-mapping.h>
  40 #include <linux/clk.h>
  41
  42 #include <mach/hardware.h>
  43 #include <linux/io.h>
  44
  45 #include <asm/system.h>
  46 #include <asm/mach-types.h>
  47
  48 #include "msm_fb_panel.h"
  49
  50 #undef FEATURE_MDDI_MC4
  51 #undef FEATURE_MDDI_S6D0142
  52 #undef FEATURE_MDDI_HITACHI
  53 #define FEATURE_MDDI_SHARP
  54 #define FEATURE_MDDI_TOSHIBA
  55 #undef FEATURE_MDDI_E751
  56 #define FEATURE_MDDI_CORONA
  57 #define FEATURE_MDDI_PRISM
  58
  59 #define T_MSM7500
  60
  61 typedef enum {
  62         format_16bpp,
  63         format_18bpp,
  64         format_24bpp
  65 } mddi_video_format;
  66
  67 typedef enum {
  68         MDDI_LCD_NONE = 0,
  69         MDDI_LCD_MC4,
  70         MDDI_LCD_S6D0142,
  71         MDDI_LCD_SHARP,
  72         MDDI_LCD_E751,
  73         MDDI_LCD_CORONA,
  74         MDDI_LCD_HITACHI,
  75         MDDI_LCD_TOSHIBA,
  76         MDDI_LCD_PRISM,
  77         MDDI_LCD_TP2,
  78         MDDI_NUM_LCD_TYPES,
  79         MDDI_LCD_DEFAULT = MDDI_LCD_TOSHIBA
  80 } mddi_lcd_type;
  81
  82 typedef enum {
  83         MDDI_HOST_PRIM = 0,
  84         MDDI_HOST_EXT,
  85         MDDI_NUM_HOST_CORES
  86 } mddi_host_type;
  87
  88 typedef enum {
  89         MDDI_DRIVER_RESET,      /* host core registers have not been written. */
  90         MDDI_DRIVER_DISABLED,   /* registers written, interrupts disabled. */
  91         MDDI_DRIVER_ENABLED     /* registers written, interrupts enabled. */
  92 } mddi_host_driver_state_type;
  93
  94 typedef enum {
  95         MDDI_GPIO_INT_0 = 0,
  96         MDDI_GPIO_INT_1,
  97         MDDI_GPIO_INT_2,
  98         MDDI_GPIO_INT_3,
  99         MDDI_GPIO_INT_4,
 100         MDDI_GPIO_INT_5,
 101         MDDI_GPIO_INT_6,
 102         MDDI_GPIO_INT_7,
 103         MDDI_GPIO_INT_8,
 104         MDDI_GPIO_INT_9,
 105         MDDI_GPIO_INT_10,
 106         MDDI_GPIO_INT_11,
 107         MDDI_GPIO_INT_12,
 108         MDDI_GPIO_INT_13,
 109         MDDI_GPIO_INT_14,
 110         MDDI_GPIO_INT_15,
 111         MDDI_GPIO_NUM_INTS
 112 } mddi_gpio_int_type;
 113
 114 enum mddi_data_packet_size_type {
 115         MDDI_DATA_PACKET_4_BYTES  = 4,
 116         MDDI_DATA_PACKET_8_BYTES  = 8,
 117         MDDI_DATA_PACKET_12_BYTES = 12,
 118         MDDI_DATA_PACKET_16_BYTES = 16,
 119         MDDI_DATA_PACKET_24_BYTES = 24
 120 };
 121
 122 typedef struct {
 123         uint32 addr;
 124         uint32 value;
 125 } mddi_reg_write_type;
 126
 127 boolean mddi_vsync_set_handler(msm_fb_vsync_handler_type handler, void *arg);
 128
 129 typedef void (*mddi_llist_done_cb_type) (void);
 130
 131 typedef void (*mddi_rev_handler_type) (void *);
 132
 133 boolean mddi_set_rev_handler(mddi_rev_handler_type handler, uint16 pkt_type);
 134
 135 #define MDDI_DEFAULT_PRIM_PIX_ATTR 0xC3
 136 #define MDDI_DEFAULT_SECD_PIX_ATTR 0xC0
 137
 138 typedef int gpio_int_polarity_type;
 139 typedef int gpio_int_handler_type;
 140
 141 typedef struct {
 142         void (*vsync_detected) (boolean);
 143 } mddi_lcd_func_type;
 144
 145 extern mddi_lcd_func_type mddi_lcd;
 146 void mddi_init(void);
 147
 148 void mddi_powerdown(void);
 149
 150 void mddi_host_start_ext_display(void);
 151 void mddi_host_stop_ext_display(void);
 152
 153 extern spinlock_t mddi_host_spin_lock;
 154 #ifdef T_MSM7500
 155 void mddi_reset(void);
 156 #ifdef FEATURE_DUAL_PROC_MODEM_DISPLAY
 157 void mddi_host_switch_proc_control(boolean on);
 158 #endif
 159 #endif
 160 void mddi_host_exit_power_collapse(void);
 161
 162 void mddi_queue_splash_screen
 163     (void *buf_ptr,
 164      boolean clear_area,
 165      int16 src_width,
 166      int16 src_starting_row,
 167      int16 src_starting_column,
 168      int16 num_of_rows,
 169      int16 num_of_columns, int16 dst_starting_row, int16 dst_starting_column);
 170
 171 void mddi_queue_image
 172     (void *buf_ptr,
 173      uint8 stereo_video,
 174      boolean clear_area,
 175      int16 src_width,
 176      int16 src_starting_row,
 177      int16 src_starting_column,
 178      int16 num_of_rows,
 179      int16 num_of_columns, int16 dst_starting_row, int16 dst_starting_column);
 180
 181 int mddi_host_register_read
 182     (uint32 reg_addr,
 183      uint32 *reg_value_ptr, boolean wait, mddi_host_type host_idx);
 184 int mddi_host_register_write
 185     (uint32 reg_addr, uint32 reg_val,
 186      enum mddi_data_packet_size_type packet_size,
 187      boolean wait, mddi_llist_done_cb_type done_cb, mddi_host_type host);
 188 boolean mddi_host_register_write_int
 189     (uint32 reg_addr,
 190      uint32 reg_val, mddi_llist_done_cb_type done_cb, mddi_host_type host);
 191 boolean mddi_host_register_read_int
 192     (uint32 reg_addr, uint32 *reg_value_ptr, mddi_host_type host_idx);
 193 void mddi_queue_register_write_static
 194     (uint32 reg_addr,
 195      uint32 reg_val, boolean wait, mddi_llist_done_cb_type done_cb);
 196 void mddi_queue_static_window_adjust
 197     (const mddi_reg_write_type *reg_write,
 198      uint16 num_writes, mddi_llist_done_cb_type done_cb);
 199
 200 #define mddi_queue_register_read(reg, val_ptr, wait, sig) \
 201         mddi_host_register_read(reg, val_ptr, wait, MDDI_HOST_PRIM)
 202 #define mddi_queue_register_write(reg, val, wait, sig) \
 203         mddi_host_register_write(reg, val, MDDI_DATA_PACKET_4_BYTES,\
 204         wait, NULL, MDDI_HOST_PRIM)
 205 #define mddi_queue_register_write_extn(reg, val, pkt_size, wait, sig) \
 206         mddi_host_register_write(reg, val, pkt_size, \
 207         wait, NULL, MDDI_HOST_PRIM)
 208 #define mddi_queue_register_write_int(reg, val) \
 209         mddi_host_register_write_int(reg, val, NULL, MDDI_HOST_PRIM)
 210 #define mddi_queue_register_read_int(reg, val_ptr) \
 211         mddi_host_register_read_int(reg, val_ptr, MDDI_HOST_PRIM)
 212 #define mddi_queue_register_writes(reg_ptr, val, wait, sig) \
 213         mddi_host_register_writes(reg_ptr, val, wait, sig, MDDI_HOST_PRIM)
 214
 215 void mddi_wait(uint16 time_ms);
 216 void mddi_assign_max_pkt_dimensions(uint16 image_cols,
 217                                     uint16 image_rows,
 218                                     uint16 bpp,
 219                                     uint16 *max_cols, uint16 * max_rows);
 220 uint16 mddi_assign_pkt_height(uint16 pkt_width, uint16 pkt_height, uint16 bpp);
 221 void mddi_queue_reverse_encapsulation(boolean wait);
 222 void mddi_disable(int lock);
 223 #endif /* MDDIHOST_H */