3 /* the accelerated functions here are patterned after the
4 * "ACCEL_MMIO" ifdef branches in XFree86
7 static void radeonfb_prim_fillrect(struct radeonfb_info *rinfo,
8 const struct fb_fillrect *region)
12 OUTREG(DP_GUI_MASTER_CNTL,
13 rinfo->dp_gui_master_cntl /* contains, like GMC_DST_32BPP */
14 | GMC_BRUSH_SOLID_COLOR
16 if (radeon_get_dstbpp(rinfo->depth) != DST_8BPP)
17 OUTREG(DP_BRUSH_FRGD_CLR, rinfo->pseudo_palette[region->color]);
19 OUTREG(DP_BRUSH_FRGD_CLR, region->color);
20 OUTREG(DP_WRITE_MSK, 0xffffffff);
21 OUTREG(DP_CNTL, (DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM));
24 OUTREG(DST_Y_X, (region->dy << 16) | region->dx);
25 OUTREG(DST_WIDTH_HEIGHT, (region->width << 16) | region->height);
28 void radeonfb_fillrect(struct fb_info *info, const struct fb_fillrect *region)
30 struct radeonfb_info *rinfo = info->par;
31 struct fb_fillrect modded;
34 if (info->state != FBINFO_STATE_RUNNING)
36 if (radeon_accel_disabled()) {
37 cfb_fillrect(info, region);
41 vxres = info->var.xres;
42 vyres = info->var.yres;
44 memcpy(&modded, region, sizeof(struct fb_fillrect));
46 if(!modded.width || !modded.height ||
47 modded.dx >= vxres || modded.dy >= vyres)
50 if(modded.dx + modded.width > vxres) modded.width = vxres - modded.dx;
51 if(modded.dy + modded.height > vyres) modded.height = vyres - modded.dy;
53 radeonfb_prim_fillrect(rinfo, &modded);
56 static void radeonfb_prim_copyarea(struct radeonfb_info *rinfo,
57 const struct fb_copyarea *area)
60 u32 sx, sy, dx, dy, w, h;
62 w = area->width; h = area->height;
63 dx = area->dx; dy = area->dy;
64 sx = area->sx; sy = area->sy;
68 if ( xdir < 0 ) { sx += w-1; dx += w-1; }
69 if ( ydir < 0 ) { sy += h-1; dy += h-1; }
72 OUTREG(DP_GUI_MASTER_CNTL,
73 rinfo->dp_gui_master_cntl /* i.e. GMC_DST_32BPP */
77 OUTREG(DP_WRITE_MSK, 0xffffffff);
78 OUTREG(DP_CNTL, (xdir>=0 ? DST_X_LEFT_TO_RIGHT : 0)
79 | (ydir>=0 ? DST_Y_TOP_TO_BOTTOM : 0));
82 OUTREG(SRC_Y_X, (sy << 16) | sx);
83 OUTREG(DST_Y_X, (dy << 16) | dx);
84 OUTREG(DST_HEIGHT_WIDTH, (h << 16) | w);
88 void radeonfb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
90 struct radeonfb_info *rinfo = info->par;
91 struct fb_copyarea modded;
97 modded.width = area->width;
98 modded.height = area->height;
100 if (info->state != FBINFO_STATE_RUNNING)
102 if (radeon_accel_disabled()) {
103 cfb_copyarea(info, area);
107 vxres = info->var.xres;
108 vyres = info->var.yres;
110 if(!modded.width || !modded.height ||
111 modded.sx >= vxres || modded.sy >= vyres ||
112 modded.dx >= vxres || modded.dy >= vyres)
115 if(modded.sx + modded.width > vxres) modded.width = vxres - modded.sx;
116 if(modded.dx + modded.width > vxres) modded.width = vxres - modded.dx;
117 if(modded.sy + modded.height > vyres) modded.height = vyres - modded.sy;
118 if(modded.dy + modded.height > vyres) modded.height = vyres - modded.dy;
120 radeonfb_prim_copyarea(rinfo, &modded);
123 void radeonfb_imageblit(struct fb_info *info, const struct fb_image *image)
125 struct radeonfb_info *rinfo = info->par;
127 if (info->state != FBINFO_STATE_RUNNING)
129 radeon_engine_idle();
131 cfb_imageblit(info, image);
134 int radeonfb_sync(struct fb_info *info)
136 struct radeonfb_info *rinfo = info->par;
138 if (info->state != FBINFO_STATE_RUNNING)
140 radeon_engine_idle();
145 void radeonfb_engine_reset(struct radeonfb_info *rinfo)
147 u32 clock_cntl_index, mclk_cntl, rbbm_soft_reset;
150 radeon_engine_flush (rinfo);
152 /* Some ASICs have bugs with dynamic-on feature, which are
153 * ASIC-version dependent, so we force all blocks on for now
155 * We don't do that on macs, things just work here with dynamic
158 #ifdef CONFIG_ALL_PPC
159 if (_machine != _MACH_Pmac && rinfo->hasCRTC2)
161 if (rinfo->has_CRTC2)
166 tmp = INPLL(SCLK_CNTL);
167 OUTPLL(SCLK_CNTL, ((tmp & ~DYN_STOP_LAT_MASK) |
168 CP_MAX_DYN_STOP_LAT |
171 if (rinfo->family == CHIP_FAMILY_RV200)
173 tmp = INPLL(SCLK_MORE_CNTL);
174 OUTPLL(SCLK_MORE_CNTL, tmp | SCLK_MORE_FORCEON);
178 clock_cntl_index = INREG(CLOCK_CNTL_INDEX);
179 mclk_cntl = INPLL(MCLK_CNTL);
181 OUTPLL(MCLK_CNTL, (mclk_cntl |
189 host_path_cntl = INREG(HOST_PATH_CNTL);
190 rbbm_soft_reset = INREG(RBBM_SOFT_RESET);
192 if (rinfo->family == CHIP_FAMILY_R300 ||
193 rinfo->family == CHIP_FAMILY_R350 ||
194 rinfo->family == CHIP_FAMILY_RV350) {
197 OUTREG(RBBM_SOFT_RESET, (rbbm_soft_reset |
201 INREG(RBBM_SOFT_RESET);
202 OUTREG(RBBM_SOFT_RESET, 0);
203 tmp = INREG(RB2D_DSTCACHE_MODE);
204 OUTREG(RB2D_DSTCACHE_MODE, tmp | (1 << 17)); /* FIXME */
206 OUTREG(RBBM_SOFT_RESET, rbbm_soft_reset |
214 INREG(RBBM_SOFT_RESET);
215 OUTREG(RBBM_SOFT_RESET, rbbm_soft_reset & (u32)
223 INREG(RBBM_SOFT_RESET);
226 OUTREG(HOST_PATH_CNTL, host_path_cntl | HDP_SOFT_RESET);
227 INREG(HOST_PATH_CNTL);
228 OUTREG(HOST_PATH_CNTL, host_path_cntl);
230 if (rinfo->family != CHIP_FAMILY_R300 ||
231 rinfo->family != CHIP_FAMILY_R350 ||
232 rinfo->family != CHIP_FAMILY_RV350)
233 OUTREG(RBBM_SOFT_RESET, rbbm_soft_reset);
235 OUTREG(CLOCK_CNTL_INDEX, clock_cntl_index);
236 OUTPLL(MCLK_CNTL, mclk_cntl);
237 if (rinfo->R300_cg_workaround)
238 R300_cg_workardound(rinfo);
241 void radeonfb_engine_init (struct radeonfb_info *rinfo)
245 /* disable 3D engine */
246 OUTREG(RB3D_CNTL, 0);
248 radeonfb_engine_reset(rinfo);
250 radeon_fifo_wait (1);
251 if ((rinfo->family != CHIP_FAMILY_R300) &&
252 (rinfo->family != CHIP_FAMILY_R350) &&
253 (rinfo->family != CHIP_FAMILY_RV350))
254 OUTREG(RB2D_DSTCACHE_MODE, 0);
256 radeon_fifo_wait (3);
257 /* We re-read MC_FB_LOCATION from card as it can have been
258 * modified by XFree drivers (ouch !)
260 rinfo->fb_local_base = INREG(MC_FB_LOCATION) << 16;
262 OUTREG(DEFAULT_PITCH_OFFSET, (rinfo->pitch << 0x16) |
263 (rinfo->fb_local_base >> 10));
264 OUTREG(DST_PITCH_OFFSET, (rinfo->pitch << 0x16) | (rinfo->fb_local_base >> 10));
265 OUTREG(SRC_PITCH_OFFSET, (rinfo->pitch << 0x16) | (rinfo->fb_local_base >> 10));
267 radeon_fifo_wait (1);
268 #if defined(__BIG_ENDIAN)
269 OUTREGP(DP_DATATYPE, HOST_BIG_ENDIAN_EN, ~HOST_BIG_ENDIAN_EN);
271 OUTREGP(DP_DATATYPE, 0, ~HOST_BIG_ENDIAN_EN);
273 radeon_fifo_wait (2);
274 OUTREG(DEFAULT_SC_TOP_LEFT, 0);
275 OUTREG(DEFAULT_SC_BOTTOM_RIGHT, (DEFAULT_SC_RIGHT_MAX |
276 DEFAULT_SC_BOTTOM_MAX));
278 temp = radeon_get_dstbpp(rinfo->depth);
279 rinfo->dp_gui_master_cntl = ((temp << 8) | GMC_CLR_CMP_CNTL_DIS);
281 radeon_fifo_wait (1);
282 OUTREG(DP_GUI_MASTER_CNTL, (rinfo->dp_gui_master_cntl |
283 GMC_BRUSH_SOLID_COLOR |
284 GMC_SRC_DATATYPE_COLOR));
286 radeon_fifo_wait (7);
288 /* clear line drawing regs */
289 OUTREG(DST_LINE_START, 0);
290 OUTREG(DST_LINE_END, 0);
292 /* set brush color regs */
293 OUTREG(DP_BRUSH_FRGD_CLR, 0xffffffff);
294 OUTREG(DP_BRUSH_BKGD_CLR, 0x00000000);
296 /* set source color regs */
297 OUTREG(DP_SRC_FRGD_CLR, 0xffffffff);
298 OUTREG(DP_SRC_BKGD_CLR, 0x00000000);
300 /* default write mask */
301 OUTREG(DP_WRITE_MSK, 0xffffffff);
303 radeon_engine_idle ();