LXR linux/drivers/gpu/drm/nouveau/nv50

   1/*
   2 * Copyright 2010 Red Hat Inc.
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a
   5 * copy of this software and associated documentation files (the "Software"),
   6 * to deal in the Software without restriction, including without limitation
   7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 * and/or sell copies of the Software, and to permit persons to whom the
   9 * Software is furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice shall be included in
  12 * all copies or substantial portions of the Software.
  13 *
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 * OTHER DEALINGS IN THE SOFTWARE.
  21 *
  22 * Authors: Ben Skeggs
  23 */
  24#define NVIF_DEBUG_PRINT_DISABLE
  25#include "nouveau_drv.h"
  26#include "nouveau_dma.h"
  27#include "nouveau_fbcon.h"
  28#include "nouveau_vmm.h"
  29
  30#include <nvif/push206e.h>
  31
  32#include <nvhw/class/cl502d.h>
  33
  34int
  35nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
  36{
  37        struct nouveau_fbdev *nfbdev = info->par;
  38        struct nouveau_drm *drm = nouveau_drm(nfbdev->helper.dev);
  39        struct nouveau_channel *chan = drm->channel;
  40        struct nvif_push *push = chan->chan.push;
  41        u32 colour;
  42        int ret;
  43
  44        if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
  45            info->fix.visual == FB_VISUAL_DIRECTCOLOR)
  46                colour = ((uint32_t *)info->pseudo_palette)[rect->color];
  47        else
  48                colour = rect->color;
  49
  50        ret = PUSH_WAIT(push, rect->rop == ROP_COPY ? 7 : 11);
  51        if (ret)
  52                return ret;
  53
  54        if (rect->rop != ROP_COPY) {
  55                PUSH_MTHD(push, NV502D, SET_OPERATION,
  56                          NVDEF(NV502D, SET_OPERATION, V, ROP_AND));
  57        }
  58
  59        PUSH_MTHD(push, NV502D, SET_RENDER_SOLID_PRIM_COLOR, colour);
  60
  61        PUSH_MTHD(push, NV502D, RENDER_SOLID_PRIM_POINT_SET_X(0), rect->dx,
  62                                RENDER_SOLID_PRIM_POINT_Y(0), rect->dy,
  63                                RENDER_SOLID_PRIM_POINT_SET_X(1), rect->dx + rect->width,
  64                                RENDER_SOLID_PRIM_POINT_Y(1), rect->dy + rect->height);
  65
  66        if (rect->rop != ROP_COPY) {
  67                PUSH_MTHD(push, NV502D, SET_OPERATION,
  68                          NVDEF(NV502D, SET_OPERATION, V, SRCCOPY));
  69        }
  70
  71        PUSH_KICK(push);
  72        return 0;
  73}
  74
  75int
  76nv50_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
  77{
  78        struct nouveau_fbdev *nfbdev = info->par;
  79        struct nouveau_drm *drm = nouveau_drm(nfbdev->helper.dev);
  80        struct nouveau_channel *chan = drm->channel;
  81        struct nvif_push *push = chan->chan.push;
  82        int ret;
  83
  84        ret = PUSH_WAIT(push, 12);
  85        if (ret)
  86                return ret;
  87
  88        PUSH_MTHD(push, NV502D, WAIT_FOR_IDLE, 0);
  89
  90        PUSH_MTHD(push, NV502D, SET_PIXELS_FROM_MEMORY_DST_X0, region->dx,
  91                                SET_PIXELS_FROM_MEMORY_DST_Y0, region->dy,
  92                                SET_PIXELS_FROM_MEMORY_DST_WIDTH, region->width,
  93                                SET_PIXELS_FROM_MEMORY_DST_HEIGHT, region->height);
  94
  95        PUSH_MTHD(push, NV502D, SET_PIXELS_FROM_MEMORY_SRC_X0_FRAC, 0,
  96                                SET_PIXELS_FROM_MEMORY_SRC_X0_INT, region->sx,
  97                                SET_PIXELS_FROM_MEMORY_SRC_Y0_FRAC, 0,
  98                                PIXELS_FROM_MEMORY_SRC_Y0_INT, region->sy);
  99        PUSH_KICK(push);
 100        return 0;
 101}
 102
 103int
 104nv50_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
 105{
 106        struct nouveau_fbdev *nfbdev = info->par;
 107        struct nouveau_drm *drm = nouveau_drm(nfbdev->helper.dev);
 108        struct nouveau_channel *chan = drm->channel;
 109        struct nvif_push *push = chan->chan.push;
 110        uint32_t dwords, *data = (uint32_t *)image->data;
 111        uint32_t mask = ~(~0 >> (32 - info->var.bits_per_pixel));
 112        uint32_t *palette = info->pseudo_palette, bg, fg;
 113        int ret;
 114
 115        if (image->depth != 1)
 116                return -ENODEV;
 117
 118        if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
 119            info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
 120                bg = palette[image->bg_color] | mask;
 121                fg = palette[image->fg_color] | mask;
 122        } else {
 123                bg = image->bg_color;
 124                fg = image->fg_color;
 125        }
 126
 127        ret = PUSH_WAIT(push, 11);
 128        if (ret)
 129                return ret;
 130
 131        PUSH_MTHD(push, NV502D, SET_PIXELS_FROM_CPU_COLOR0, bg,
 132                                SET_PIXELS_FROM_CPU_COLOR1, fg);
 133
 134        PUSH_MTHD(push, NV502D, SET_PIXELS_FROM_CPU_SRC_WIDTH, image->width,
 135                                SET_PIXELS_FROM_CPU_SRC_HEIGHT, image->height);
 136
 137        PUSH_MTHD(push, NV502D, SET_PIXELS_FROM_CPU_DST_X0_FRAC, 0,
 138                                SET_PIXELS_FROM_CPU_DST_X0_INT, image->dx,
 139                                SET_PIXELS_FROM_CPU_DST_Y0_FRAC, 0,
 140                                SET_PIXELS_FROM_CPU_DST_Y0_INT, image->dy);
 141
 142        dwords = ALIGN(ALIGN(image->width, 8) * image->height, 32) >> 5;
 143        while (dwords) {
 144                int count = dwords > 2047 ? 2047 : dwords;
 145
 146                ret = PUSH_WAIT(push, count + 1);
 147                if (ret)
 148                        return ret;
 149
 150                dwords -= count;
 151
 152                PUSH_NINC(push, NV502D, PIXELS_FROM_CPU_DATA, data, count);
 153                data += count;
 154        }
 155
 156        PUSH_KICK(push);
 157        return 0;
 158}
 159
 160int
 161nv50_fbcon_accel_init(struct fb_info *info)
 162{
 163        struct nouveau_fbdev *nfbdev = info->par;
 164        struct drm_device *dev = nfbdev->helper.dev;
 165        struct nouveau_drm *drm = nouveau_drm(dev);
 166        struct nouveau_channel *chan = drm->channel;
 167        struct nvif_push *push = chan->chan.push;
 168        int ret, format;
 169
 170        switch (info->var.bits_per_pixel) {
 171        case 8:
 172                format = NV502D_SET_DST_FORMAT_V_Y8;
 173                break;
 174        case 15:
 175                format = NV502D_SET_DST_FORMAT_V_X1R5G5B5;
 176                break;
 177        case 16:
 178                format = NV502D_SET_DST_FORMAT_V_R5G6B5;
 179                break;
 180        case 32:
 181                switch (info->var.transp.length) {
 182                case 0: /* depth 24 */
 183                case 8: /* depth 32, just use 24.. */
 184                        format = NV502D_SET_DST_FORMAT_V_X8R8G8B8;
 185                        break;
 186                case 2: /* depth 30 */
 187                        format = NV502D_SET_DST_FORMAT_V_A2B10G10R10;
 188                        break;
 189                default:
 190                        return -EINVAL;
 191                }
 192                break;
 193        default:
 194                return -EINVAL;
 195        }
 196
 197        ret = nvif_object_ctor(&chan->user, "fbconTwoD", 0x502d, 0x502d,
 198                               NULL, 0, &nfbdev->twod);
 199        if (ret)
 200                return ret;
 201
 202        ret = PUSH_WAIT(push, 56);
 203        if (ret) {
 204                nouveau_fbcon_gpu_lockup(info);
 205                return ret;
 206        }
 207
 208        PUSH_MTHD(push, NV502D, SET_OBJECT, nfbdev->twod.handle);
 209        PUSH_MTHD(push, NV502D, SET_DST_CONTEXT_DMA, chan->vram.handle,
 210                                SET_SRC_CONTEXT_DMA, chan->vram.handle,
 211                                SET_SEMAPHORE_CONTEXT_DMA, chan->vram.handle);
 212
 213        PUSH_MTHD(push, NV502D, SET_DST_FORMAT,
 214                  NVVAL(NV502D, SET_DST_FORMAT, V, format),
 215
 216                                SET_DST_MEMORY_LAYOUT,
 217                  NVDEF(NV502D, SET_DST_MEMORY_LAYOUT, V, PITCH));
 218
 219        PUSH_MTHD(push, NV502D, SET_DST_PITCH, info->fix.line_length,
 220                                SET_DST_WIDTH, info->var.xres_virtual,
 221                                SET_DST_HEIGHT, info->var.yres_virtual,
 222
 223                                SET_DST_OFFSET_UPPER,
 224                  NVVAL(NV502D, SET_DST_OFFSET_UPPER, V, upper_32_bits(nfbdev->vma->addr)),
 225
 226                                SET_DST_OFFSET_LOWER,
 227                  NVVAL(NV502D, SET_DST_OFFSET_LOWER, V, lower_32_bits(nfbdev->vma->addr)));
 228
 229        PUSH_MTHD(push, NV502D, SET_SRC_FORMAT,
 230                  NVVAL(NV502D, SET_SRC_FORMAT, V, format),
 231
 232                                SET_SRC_MEMORY_LAYOUT,
 233                  NVDEF(NV502D, SET_SRC_MEMORY_LAYOUT, V, PITCH));
 234
 235        PUSH_MTHD(push, NV502D, SET_SRC_PITCH, info->fix.line_length,
 236                                SET_SRC_WIDTH, info->var.xres_virtual,
 237                                SET_SRC_HEIGHT, info->var.yres_virtual,
 238
 239                                SET_SRC_OFFSET_UPPER,
 240                  NVVAL(NV502D, SET_SRC_OFFSET_UPPER, V, upper_32_bits(nfbdev->vma->addr)),
 241
 242                                SET_SRC_OFFSET_LOWER,
 243                  NVVAL(NV502D, SET_SRC_OFFSET_LOWER, V, lower_32_bits(nfbdev->vma->addr)));
 244
 245        PUSH_MTHD(push, NV502D, SET_CLIP_ENABLE,
 246                  NVDEF(NV502D, SET_CLIP_ENABLE, V, FALSE));
 247
 248        PUSH_MTHD(push, NV502D, SET_ROP,
 249                  NVVAL(NV502D, SET_ROP, V, 0x55));
 250
 251        PUSH_MTHD(push, NV502D, SET_OPERATION,
 252                  NVDEF(NV502D, SET_OPERATION, V, SRCCOPY));
 253
 254        PUSH_MTHD(push, NV502D, SET_MONOCHROME_PATTERN_COLOR_FORMAT,
 255                  NVDEF(NV502D, SET_MONOCHROME_PATTERN_COLOR_FORMAT, V, A8R8G8B8),
 256
 257                                SET_MONOCHROME_PATTERN_FORMAT,
 258                  NVDEF(NV502D, SET_MONOCHROME_PATTERN_FORMAT, V, LE_M1));
 259
 260        PUSH_MTHD(push, NV502D, RENDER_SOLID_PRIM_MODE,
 261                  NVDEF(NV502D, RENDER_SOLID_PRIM_MODE, V, RECTS),
 262
 263                                SET_RENDER_SOLID_PRIM_COLOR_FORMAT,
 264                  NVVAL(NV502D, SET_RENDER_SOLID_PRIM_COLOR_FORMAT, V, format));
 265
 266        PUSH_MTHD(push, NV502D, SET_PIXELS_FROM_CPU_DATA_TYPE,
 267                  NVDEF(NV502D, SET_PIXELS_FROM_CPU_DATA_TYPE, V, INDEX),
 268
 269                                SET_PIXELS_FROM_CPU_COLOR_FORMAT,
 270                  NVVAL(NV502D, SET_PIXELS_FROM_CPU_COLOR_FORMAT, V, format),
 271
 272                                SET_PIXELS_FROM_CPU_INDEX_FORMAT,
 273                  NVDEF(NV502D, SET_PIXELS_FROM_CPU_INDEX_FORMAT, V, I1),
 274
 275                                SET_PIXELS_FROM_CPU_MONO_FORMAT,
 276                  NVDEF(NV502D, SET_PIXELS_FROM_CPU_MONO_FORMAT, V, CGA6_M1),
 277
 278                                SET_PIXELS_FROM_CPU_WRAP,
 279                  NVDEF(NV502D, SET_PIXELS_FROM_CPU_WRAP, V, WRAP_BYTE));
 280
 281        PUSH_MTHD(push, NV502D, SET_PIXELS_FROM_CPU_MONO_OPACITY,
 282                  NVDEF(NV502D, SET_PIXELS_FROM_CPU_MONO_OPACITY, V, OPAQUE));
 283
 284        PUSH_MTHD(push, NV502D, SET_PIXELS_FROM_CPU_DX_DU_FRAC, 0,
 285                                SET_PIXELS_FROM_CPU_DX_DU_INT, 1,
 286                                SET_PIXELS_FROM_CPU_DY_DV_FRAC, 0,
 287                                SET_PIXELS_FROM_CPU_DY_DV_INT, 1);
 288
 289        PUSH_MTHD(push, NV502D, SET_PIXELS_FROM_MEMORY_SAFE_OVERLAP,
 290                  NVDEF(NV502D, SET_PIXELS_FROM_MEMORY_SAFE_OVERLAP, V, TRUE));
 291
 292        PUSH_MTHD(push, NV502D, SET_PIXELS_FROM_MEMORY_DU_DX_FRAC, 0,
 293                                SET_PIXELS_FROM_MEMORY_DU_DX_INT, 1,
 294                                SET_PIXELS_FROM_MEMORY_DV_DY_FRAC, 0,
 295                                SET_PIXELS_FROM_MEMORY_DV_DY_INT, 1);
 296        PUSH_KICK(push);
 297        return 0;
 298}
 299
 300