Mike Rapoport | 67088d4 | 2015-09-22 12:01:16 +0300 | [diff] [blame] | 1 | #include <linux/module.h> |
| 2 | #include <linux/kernel.h> |
| 3 | #include <linux/errno.h> |
| 4 | #include <linux/string.h> |
| 5 | #include <linux/mm.h> |
| 6 | #include <linux/slab.h> |
| 7 | #include <linux/delay.h> |
| 8 | #include <linux/fb.h> |
| 9 | #include <linux/ioport.h> |
| 10 | #include <linux/init.h> |
| 11 | #include <linux/pci.h> |
| 12 | #include <linux/vmalloc.h> |
| 13 | #include <linux/pagemap.h> |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 14 | #include <linux/console.h> |
Mike Rapoport | 67088d4 | 2015-09-22 12:01:16 +0300 | [diff] [blame] | 15 | #include <linux/platform_device.h> |
| 16 | #include <linux/screen_info.h> |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 17 | |
| 18 | #include "sm750.h" |
| 19 | #include "sm750_accel.h" |
Greg Donald | eb0f427 | 2015-06-18 15:06:56 -0500 | [diff] [blame] | 20 | static inline void write_dpr(struct lynx_accel *accel, int offset, u32 regValue) |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 21 | { |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 22 | writel(regValue, accel->dprBase + offset); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 23 | } |
| 24 | |
Greg Donald | eb0f427 | 2015-06-18 15:06:56 -0500 | [diff] [blame] | 25 | static inline u32 read_dpr(struct lynx_accel *accel, int offset) |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 26 | { |
| 27 | return readl(accel->dprBase + offset); |
| 28 | } |
| 29 | |
Greg Donald | eb0f427 | 2015-06-18 15:06:56 -0500 | [diff] [blame] | 30 | static inline void write_dpPort(struct lynx_accel *accel, u32 data) |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 31 | { |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 32 | writel(data, accel->dpPortBase); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 33 | } |
| 34 | |
Greg Donald | eb0f427 | 2015-06-18 15:06:56 -0500 | [diff] [blame] | 35 | void hw_de_init(struct lynx_accel *accel) |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 36 | { |
| 37 | /* setup 2d engine registers */ |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 38 | u32 reg, clr; |
Juston Li | 919ca7c | 2015-07-14 21:14:43 -0700 | [diff] [blame] | 39 | |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 40 | write_dpr(accel, DE_MASKS, 0xFFFFFFFF); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 41 | |
| 42 | /* dpr1c */ |
Mike Rapoport | f7a61fd | 2016-02-15 19:54:02 +0200 | [diff] [blame] | 43 | reg = 0x3; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 44 | |
Mike Rapoport | f7a61fd | 2016-02-15 19:54:02 +0200 | [diff] [blame] | 45 | clr = DE_STRETCH_FORMAT_PATTERN_XY | DE_STRETCH_FORMAT_PATTERN_Y_MASK | |
| 46 | DE_STRETCH_FORMAT_PATTERN_X_MASK | |
| 47 | DE_STRETCH_FORMAT_ADDRESSING_MASK | |
| 48 | DE_STRETCH_FORMAT_SOURCE_HEIGHT_MASK; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 49 | |
Matej Vasek | fbb8c96 | 2016-01-25 16:02:33 +0100 | [diff] [blame] | 50 | /* DE_STRETCH bpp format need be initialized in setMode routine */ |
Mike Rapoport | f7a61fd | 2016-02-15 19:54:02 +0200 | [diff] [blame] | 51 | write_dpr(accel, DE_STRETCH_FORMAT, |
| 52 | (read_dpr(accel, DE_STRETCH_FORMAT) & ~clr) | reg); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 53 | |
| 54 | /* disable clipping and transparent */ |
Juston Li | 5ee35ea | 2015-06-12 03:17:22 -0700 | [diff] [blame] | 55 | write_dpr(accel, DE_CLIP_TL, 0); /* dpr2c */ |
| 56 | write_dpr(accel, DE_CLIP_BR, 0); /* dpr30 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 57 | |
Juston Li | 5ee35ea | 2015-06-12 03:17:22 -0700 | [diff] [blame] | 58 | write_dpr(accel, DE_COLOR_COMPARE_MASK, 0); /* dpr24 */ |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 59 | write_dpr(accel, DE_COLOR_COMPARE, 0); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 60 | |
Mike Rapoport | e2e2258 | 2016-02-15 19:54:00 +0200 | [diff] [blame] | 61 | clr = DE_CONTROL_TRANSPARENCY | DE_CONTROL_TRANSPARENCY_MATCH | |
| 62 | DE_CONTROL_TRANSPARENCY_SELECT; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 63 | |
| 64 | /* dpr0c */ |
Mike Rapoport | e2e2258 | 2016-02-15 19:54:00 +0200 | [diff] [blame] | 65 | write_dpr(accel, DE_CONTROL, read_dpr(accel, DE_CONTROL) & ~clr); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 66 | } |
| 67 | |
| 68 | /* set2dformat only be called from setmode functions |
| 69 | * but if you need dual framebuffer driver,need call set2dformat |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 70 | * every time you use 2d function |
| 71 | */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 72 | |
Greg Donald | eb0f427 | 2015-06-18 15:06:56 -0500 | [diff] [blame] | 73 | void hw_set2dformat(struct lynx_accel *accel, int fmt) |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 74 | { |
| 75 | u32 reg; |
Juston Li | 919ca7c | 2015-07-14 21:14:43 -0700 | [diff] [blame] | 76 | |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 77 | /* fmt=0,1,2 for 8,16,32,bpp on sm718/750/502 */ |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 78 | reg = read_dpr(accel, DE_STRETCH_FORMAT); |
Mike Rapoport | f7a61fd | 2016-02-15 19:54:02 +0200 | [diff] [blame] | 79 | reg &= ~DE_STRETCH_FORMAT_PIXEL_FORMAT_MASK; |
| 80 | reg |= ((fmt << DE_STRETCH_FORMAT_PIXEL_FORMAT_SHIFT) & |
| 81 | DE_STRETCH_FORMAT_PIXEL_FORMAT_MASK); |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 82 | write_dpr(accel, DE_STRETCH_FORMAT, reg); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 83 | } |
| 84 | |
Greg Donald | eb0f427 | 2015-06-18 15:06:56 -0500 | [diff] [blame] | 85 | int hw_fillrect(struct lynx_accel *accel, |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 86 | u32 base, u32 pitch, u32 Bpp, |
| 87 | u32 x, u32 y, u32 width, u32 height, |
| 88 | u32 color, u32 rop) |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 89 | { |
| 90 | u32 deCtrl; |
| 91 | |
Juston Li | 259fef3 | 2015-07-14 21:14:45 -0700 | [diff] [blame] | 92 | if (accel->de_wait() != 0) { |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 93 | /* int time wait and always busy,seems hardware |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 94 | * got something error |
| 95 | */ |
Hari Prasath Gujulan Elango | 7211f6f | 2015-06-24 16:51:21 +0000 | [diff] [blame] | 96 | pr_debug("De engine always busy\n"); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 97 | return -1; |
| 98 | } |
| 99 | |
Juston Li | 5ee35ea | 2015-06-12 03:17:22 -0700 | [diff] [blame] | 100 | write_dpr(accel, DE_WINDOW_DESTINATION_BASE, base); /* dpr40 */ |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 101 | write_dpr(accel, DE_PITCH, |
Mike Rapoport | 7124080 | 2016-02-15 19:54:01 +0200 | [diff] [blame] | 102 | ((pitch / Bpp << DE_PITCH_DESTINATION_SHIFT) & |
| 103 | DE_PITCH_DESTINATION_MASK) | |
| 104 | (pitch / Bpp & DE_PITCH_SOURCE_MASK)); /* dpr10 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 105 | |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 106 | write_dpr(accel, DE_WINDOW_WIDTH, |
Mike Rapoport | 8bac9c8 | 2016-02-15 19:54:03 +0200 | [diff] [blame] | 107 | ((pitch / Bpp << DE_WINDOW_WIDTH_DST_SHIFT) & |
| 108 | DE_WINDOW_WIDTH_DST_MASK) | |
| 109 | (pitch / Bpp & DE_WINDOW_WIDTH_SRC_MASK)); /* dpr44 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 110 | |
Juston Li | 5ee35ea | 2015-06-12 03:17:22 -0700 | [diff] [blame] | 111 | write_dpr(accel, DE_FOREGROUND, color); /* DPR14 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 112 | |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 113 | write_dpr(accel, DE_DESTINATION, |
Mike Rapoport | aeaab18 | 2016-02-15 19:53:58 +0200 | [diff] [blame] | 114 | ((x << DE_DESTINATION_X_SHIFT) & DE_DESTINATION_X_MASK) | |
| 115 | (y & DE_DESTINATION_Y_MASK)); /* dpr4 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 116 | |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 117 | write_dpr(accel, DE_DIMENSION, |
Mike Rapoport | 0fab34b | 2016-02-15 19:53:59 +0200 | [diff] [blame] | 118 | ((width << DE_DIMENSION_X_SHIFT) & DE_DIMENSION_X_MASK) | |
| 119 | (height & DE_DIMENSION_Y_ET_MASK)); /* dpr8 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 120 | |
Mike Rapoport | e2e2258 | 2016-02-15 19:54:00 +0200 | [diff] [blame] | 121 | deCtrl = DE_CONTROL_STATUS | DE_CONTROL_LAST_PIXEL | |
| 122 | DE_CONTROL_COMMAND_RECTANGLE_FILL | DE_CONTROL_ROP_SELECT | |
| 123 | (rop & DE_CONTROL_ROP_MASK); /* dpr0xc */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 124 | |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 125 | write_dpr(accel, DE_CONTROL, deCtrl); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 126 | return 0; |
| 127 | } |
| 128 | |
| 129 | int hw_copyarea( |
Greg Donald | eb0f427 | 2015-06-18 15:06:56 -0500 | [diff] [blame] | 130 | struct lynx_accel *accel, |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 131 | unsigned int sBase, /* Address of source: offset in frame buffer */ |
| 132 | unsigned int sPitch, /* Pitch value of source surface in BYTE */ |
| 133 | unsigned int sx, |
| 134 | unsigned int sy, /* Starting coordinate of source surface */ |
| 135 | unsigned int dBase, /* Address of destination: offset in frame buffer */ |
| 136 | unsigned int dPitch, /* Pitch value of destination surface in BYTE */ |
| 137 | unsigned int Bpp, /* Color depth of destination surface */ |
| 138 | unsigned int dx, |
| 139 | unsigned int dy, /* Starting coordinate of destination surface */ |
| 140 | unsigned int width, |
| 141 | unsigned int height, /* width and height of rectangle in pixel value */ |
| 142 | unsigned int rop2) /* ROP value */ |
| 143 | { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 144 | unsigned int nDirection, de_ctrl; |
| 145 | int opSign; |
Juston Li | 40403c1 | 2015-07-14 21:14:48 -0700 | [diff] [blame] | 146 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 147 | nDirection = LEFT_TO_RIGHT; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 148 | /* Direction of ROP2 operation: 1 = Left to Right, (-1) = Right to Left */ |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 149 | opSign = 1; |
| 150 | de_ctrl = 0; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 151 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 152 | /* If source and destination are the same surface, need to check for overlay cases */ |
Juston Li | 259fef3 | 2015-07-14 21:14:45 -0700 | [diff] [blame] | 153 | if (sBase == dBase && sPitch == dPitch) { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 154 | /* Determine direction of operation */ |
Juston Li | 259fef3 | 2015-07-14 21:14:45 -0700 | [diff] [blame] | 155 | if (sy < dy) { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 156 | /* +----------+ |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 157 | * |S | |
| 158 | * | +----------+ |
| 159 | * | | | | |
| 160 | * | | | | |
| 161 | * +---|------+ | |
| 162 | * | D| |
| 163 | * +----------+ |
| 164 | */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 165 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 166 | nDirection = BOTTOM_TO_TOP; |
Juston Li | 259fef3 | 2015-07-14 21:14:45 -0700 | [diff] [blame] | 167 | } else if (sy > dy) { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 168 | /* +----------+ |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 169 | * |D | |
| 170 | * | +----------+ |
| 171 | * | | | | |
| 172 | * | | | | |
| 173 | * +---|------+ | |
| 174 | * | S| |
| 175 | * +----------+ |
| 176 | */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 177 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 178 | nDirection = TOP_TO_BOTTOM; |
Juston Li | 259fef3 | 2015-07-14 21:14:45 -0700 | [diff] [blame] | 179 | } else { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 180 | /* sy == dy */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 181 | |
Juston Li | 259fef3 | 2015-07-14 21:14:45 -0700 | [diff] [blame] | 182 | if (sx <= dx) { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 183 | /* +------+---+------+ |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 184 | * |S | | D| |
| 185 | * | | | | |
| 186 | * | | | | |
| 187 | * | | | | |
| 188 | * +------+---+------+ |
| 189 | */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 190 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 191 | nDirection = RIGHT_TO_LEFT; |
Juston Li | 259fef3 | 2015-07-14 21:14:45 -0700 | [diff] [blame] | 192 | } else { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 193 | /* sx > dx */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 194 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 195 | /* +------+---+------+ |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 196 | * |D | | S| |
| 197 | * | | | | |
| 198 | * | | | | |
| 199 | * | | | | |
| 200 | * +------+---+------+ |
| 201 | */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 202 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 203 | nDirection = LEFT_TO_RIGHT; |
| 204 | } |
| 205 | } |
| 206 | } |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 207 | |
Juston Li | 259fef3 | 2015-07-14 21:14:45 -0700 | [diff] [blame] | 208 | if ((nDirection == BOTTOM_TO_TOP) || (nDirection == RIGHT_TO_LEFT)) { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 209 | sx += width - 1; |
| 210 | sy += height - 1; |
| 211 | dx += width - 1; |
| 212 | dy += height - 1; |
| 213 | opSign = (-1); |
| 214 | } |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 215 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 216 | /* Note: |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 217 | * DE_FOREGROUND are DE_BACKGROUND are don't care. |
| 218 | * DE_COLOR_COMPARE and DE_COLOR_COMPARE_MAKS |
| 219 | * are set by set deSetTransparency(). |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 220 | */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 221 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 222 | /* 2D Source Base. |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 223 | * It is an address offset (128 bit aligned) |
| 224 | * from the beginning of frame buffer. |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 225 | */ |
| 226 | write_dpr(accel, DE_WINDOW_SOURCE_BASE, sBase); /* dpr40 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 227 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 228 | /* 2D Destination Base. |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 229 | * It is an address offset (128 bit aligned) |
| 230 | * from the beginning of frame buffer. |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 231 | */ |
| 232 | write_dpr(accel, DE_WINDOW_DESTINATION_BASE, dBase); /* dpr44 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 233 | |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 234 | /* Program pitch (distance between the 1st points of two adjacent lines). |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 235 | * Note that input pitch is BYTE value, but the 2D Pitch register uses |
| 236 | * pixel values. Need Byte to pixel conversion. |
| 237 | */ |
Mike Rapoport | 7124080 | 2016-02-15 19:54:01 +0200 | [diff] [blame] | 238 | write_dpr(accel, DE_PITCH, |
| 239 | ((dPitch / Bpp << DE_PITCH_DESTINATION_SHIFT) & |
| 240 | DE_PITCH_DESTINATION_MASK) | |
| 241 | (sPitch / Bpp & DE_PITCH_SOURCE_MASK)); /* dpr10 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 242 | |
| 243 | /* Screen Window width in Pixels. |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 244 | * 2D engine uses this value to calculate the linear address in frame buffer |
| 245 | * for a given point. |
| 246 | */ |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 247 | write_dpr(accel, DE_WINDOW_WIDTH, |
Mike Rapoport | 8bac9c8 | 2016-02-15 19:54:03 +0200 | [diff] [blame] | 248 | ((dPitch / Bpp << DE_WINDOW_WIDTH_DST_SHIFT) & |
| 249 | DE_WINDOW_WIDTH_DST_MASK) | |
| 250 | (sPitch / Bpp & DE_WINDOW_WIDTH_SRC_MASK)); /* dpr3c */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 251 | |
Juston Li | 7b05cbe | 2015-07-14 21:14:47 -0700 | [diff] [blame] | 252 | if (accel->de_wait() != 0) |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 253 | return -1; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 254 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 255 | { |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 256 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 257 | write_dpr(accel, DE_SOURCE, |
Mike Rapoport | cf6d8f0 | 2016-02-15 19:53:57 +0200 | [diff] [blame] | 258 | ((sx << DE_SOURCE_X_K1_SHIFT) & DE_SOURCE_X_K1_MASK) | |
| 259 | (sy & DE_SOURCE_Y_K2_MASK)); /* dpr0 */ |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 260 | write_dpr(accel, DE_DESTINATION, |
Mike Rapoport | aeaab18 | 2016-02-15 19:53:58 +0200 | [diff] [blame] | 261 | ((dx << DE_DESTINATION_X_SHIFT) & DE_DESTINATION_X_MASK) | |
| 262 | (dy & DE_DESTINATION_Y_MASK)); /* dpr04 */ |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 263 | write_dpr(accel, DE_DIMENSION, |
Mike Rapoport | 0fab34b | 2016-02-15 19:53:59 +0200 | [diff] [blame] | 264 | ((width << DE_DIMENSION_X_SHIFT) & DE_DIMENSION_X_MASK) | |
| 265 | (height & DE_DIMENSION_Y_ET_MASK)); /* dpr08 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 266 | |
Mike Rapoport | e2e2258 | 2016-02-15 19:54:00 +0200 | [diff] [blame] | 267 | de_ctrl = (rop2 & DE_CONTROL_ROP_MASK) | DE_CONTROL_ROP_SELECT | |
| 268 | ((nDirection == RIGHT_TO_LEFT) ? DE_CONTROL_DIRECTION : 0) | |
| 269 | DE_CONTROL_COMMAND_BITBLT | DE_CONTROL_STATUS; |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 270 | write_dpr(accel, DE_CONTROL, de_ctrl); /* dpr0c */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 271 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 272 | } |
| 273 | |
| 274 | return 0; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 275 | } |
| 276 | |
Greg Donald | eb0f427 | 2015-06-18 15:06:56 -0500 | [diff] [blame] | 277 | static unsigned int deGetTransparency(struct lynx_accel *accel) |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 278 | { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 279 | unsigned int de_ctrl; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 280 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 281 | de_ctrl = read_dpr(accel, DE_CONTROL); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 282 | |
Mike Rapoport | e2e2258 | 2016-02-15 19:54:00 +0200 | [diff] [blame] | 283 | de_ctrl &= (DE_CONTROL_TRANSPARENCY_MATCH | |
| 284 | DE_CONTROL_TRANSPARENCY_SELECT | DE_CONTROL_TRANSPARENCY); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 285 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 286 | return de_ctrl; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 287 | } |
| 288 | |
Greg Kroah-Hartman | 7c6f3fd | 2015-03-10 22:03:01 +0100 | [diff] [blame] | 289 | int hw_imageblit(struct lynx_accel *accel, |
| 290 | const char *pSrcbuf, /* pointer to start of source buffer in system memory */ |
| 291 | u32 srcDelta, /* Pitch value (in bytes) of the source buffer, +ive means top down and -ive mean button up */ |
| 292 | u32 startBit, /* Mono data can start at any bit in a byte, this value should be 0 to 7 */ |
| 293 | u32 dBase, /* Address of destination: offset in frame buffer */ |
| 294 | u32 dPitch, /* Pitch value of destination surface in BYTE */ |
| 295 | u32 bytePerPixel, /* Color depth of destination surface */ |
| 296 | u32 dx, |
| 297 | u32 dy, /* Starting coordinate of destination surface */ |
| 298 | u32 width, |
Matej Vasek | fbb8c96 | 2016-01-25 16:02:33 +0100 | [diff] [blame] | 299 | u32 height, /* width and height of rectangle in pixel value */ |
Greg Kroah-Hartman | 7c6f3fd | 2015-03-10 22:03:01 +0100 | [diff] [blame] | 300 | u32 fColor, /* Foreground color (corresponding to a 1 in the monochrome data */ |
| 301 | u32 bColor, /* Background color (corresponding to a 0 in the monochrome data */ |
| 302 | u32 rop2) /* ROP value */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 303 | { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 304 | unsigned int ulBytesPerScan; |
| 305 | unsigned int ul4BytesPerScan; |
| 306 | unsigned int ulBytesRemain; |
| 307 | unsigned int de_ctrl = 0; |
| 308 | unsigned char ajRemain[4]; |
| 309 | int i, j; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 310 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 311 | startBit &= 7; /* Just make sure the start bit is within legal range */ |
| 312 | ulBytesPerScan = (width + startBit + 7) / 8; |
| 313 | ul4BytesPerScan = ulBytesPerScan & ~3; |
| 314 | ulBytesRemain = ulBytesPerScan & 3; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 315 | |
Juston Li | 7b05cbe | 2015-07-14 21:14:47 -0700 | [diff] [blame] | 316 | if (accel->de_wait() != 0) |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 317 | return -1; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 318 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 319 | /* 2D Source Base. |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 320 | * Use 0 for HOST Blt. |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 321 | */ |
| 322 | write_dpr(accel, DE_WINDOW_SOURCE_BASE, 0); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 323 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 324 | /* 2D Destination Base. |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 325 | * It is an address offset (128 bit aligned) |
| 326 | * from the beginning of frame buffer. |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 327 | */ |
| 328 | write_dpr(accel, DE_WINDOW_DESTINATION_BASE, dBase); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 329 | /* Program pitch (distance between the 1st points of two adjacent lines). |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 330 | * Note that input pitch is BYTE value, but the 2D Pitch register uses |
| 331 | * pixel values. Need Byte to pixel conversion. |
| 332 | */ |
Mike Rapoport | 7124080 | 2016-02-15 19:54:01 +0200 | [diff] [blame] | 333 | write_dpr(accel, DE_PITCH, |
| 334 | ((dPitch / bytePerPixel << DE_PITCH_DESTINATION_SHIFT) & |
| 335 | DE_PITCH_DESTINATION_MASK) | |
| 336 | (dPitch / bytePerPixel & DE_PITCH_SOURCE_MASK)); /* dpr10 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 337 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 338 | /* Screen Window width in Pixels. |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 339 | * 2D engine uses this value to calculate the linear address |
| 340 | * in frame buffer for a given point. |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 341 | */ |
| 342 | write_dpr(accel, DE_WINDOW_WIDTH, |
Mike Rapoport | 8bac9c8 | 2016-02-15 19:54:03 +0200 | [diff] [blame] | 343 | ((dPitch / bytePerPixel << DE_WINDOW_WIDTH_DST_SHIFT) & |
| 344 | DE_WINDOW_WIDTH_DST_MASK) | |
| 345 | (dPitch / bytePerPixel & DE_WINDOW_WIDTH_SRC_MASK)); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 346 | |
Elizabeth Ferdman | 35e4d8c | 2016-09-28 14:33:51 -0700 | [diff] [blame] | 347 | /* Note: For 2D Source in Host Write, only X_K1_MONO field is needed, |
| 348 | * and Y_K2 field is not used. |
| 349 | * For mono bitmap, use startBit for X_K1. |
| 350 | */ |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 351 | write_dpr(accel, DE_SOURCE, |
Mike Rapoport | cf6d8f0 | 2016-02-15 19:53:57 +0200 | [diff] [blame] | 352 | (startBit << DE_SOURCE_X_K1_SHIFT) & |
| 353 | DE_SOURCE_X_K1_MONO_MASK); /* dpr00 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 354 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 355 | write_dpr(accel, DE_DESTINATION, |
Mike Rapoport | aeaab18 | 2016-02-15 19:53:58 +0200 | [diff] [blame] | 356 | ((dx << DE_DESTINATION_X_SHIFT) & DE_DESTINATION_X_MASK) | |
| 357 | (dy & DE_DESTINATION_Y_MASK)); /* dpr04 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 358 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 359 | write_dpr(accel, DE_DIMENSION, |
Mike Rapoport | 0fab34b | 2016-02-15 19:53:59 +0200 | [diff] [blame] | 360 | ((width << DE_DIMENSION_X_SHIFT) & DE_DIMENSION_X_MASK) | |
| 361 | (height & DE_DIMENSION_Y_ET_MASK)); /* dpr08 */ |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 362 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 363 | write_dpr(accel, DE_FOREGROUND, fColor); |
| 364 | write_dpr(accel, DE_BACKGROUND, bColor); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 365 | |
Mike Rapoport | e2e2258 | 2016-02-15 19:54:00 +0200 | [diff] [blame] | 366 | de_ctrl = (rop2 & DE_CONTROL_ROP_MASK) | |
| 367 | DE_CONTROL_ROP_SELECT | DE_CONTROL_COMMAND_HOST_WRITE | |
| 368 | DE_CONTROL_HOST | DE_CONTROL_STATUS; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 369 | |
Isaac Assegai | b5d6397 | 2015-06-02 03:14:27 -0700 | [diff] [blame] | 370 | write_dpr(accel, DE_CONTROL, de_ctrl | deGetTransparency(accel)); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 371 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 372 | /* Write MONO data (line by line) to 2D Engine data port */ |
Juston Li | 259fef3 | 2015-07-14 21:14:45 -0700 | [diff] [blame] | 373 | for (i = 0; i < height; i++) { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 374 | /* For each line, send the data in chunks of 4 bytes */ |
Juston Li | 7b05cbe | 2015-07-14 21:14:47 -0700 | [diff] [blame] | 375 | for (j = 0; j < (ul4BytesPerScan/4); j++) |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 376 | write_dpPort(accel, *(unsigned int *)(pSrcbuf + (j * 4))); |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 377 | |
Juston Li | 259fef3 | 2015-07-14 21:14:45 -0700 | [diff] [blame] | 378 | if (ulBytesRemain) { |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 379 | memcpy(ajRemain, pSrcbuf+ul4BytesPerScan, ulBytesRemain); |
| 380 | write_dpPort(accel, *(unsigned int *)ajRemain); |
| 381 | } |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 382 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 383 | pSrcbuf += srcDelta; |
| 384 | } |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 385 | |
Juston Li | 7837653 | 2015-07-14 21:14:30 -0700 | [diff] [blame] | 386 | return 0; |
Sudip Mukherjee | 81dee67 | 2015-03-03 16:21:06 +0530 | [diff] [blame] | 387 | } |
| 388 | |