| Start/ | End/ | |||
| True | False | - | Line | Source |
| 1 | /* | |||
| 2 | * drivers/video/aty/radeon_pm.c | |||
| 3 | * | |||
| 4 | * Copyright 2003,2004 Ben. Herrenschmidt <benh@kernel.crashing.org> | |||
| 5 | * Copyright 2004 Paul Mackerras <paulus@samba.org> | |||
| 6 | * | |||
| 7 | * This is the power management code for ATI radeon chipsets. It contains | |||
| 8 | * some dynamic clock PM enable/disable code similar to what X.org does, | |||
| 9 | * some D2-state (APM-style) sleep/wakeup code for use on some PowerMacs, | |||
| 10 | * and the necessary bits to re-initialize from scratch a few chips found | |||
| 11 | * on PowerMacs as well. The later could be extended to more platforms | |||
| 12 | * provided the memory controller configuration code be made more generic, | |||
| 13 | * and you can get the proper mode register commands for your RAMs. | |||
| 14 | * Those things may be found in the BIOS image... | |||
| 15 | */ | |||
| 16 | ||||
| 17 | #include "radeonfb.h" | |||
| 18 | ||||
| 19 | #include <linux/console.h> | |||
| 20 | #include <linux/agp_backend.h> | |||
| 21 | ||||
| 22 | #ifdef CONFIG_PPC_PMAC | |||
| 23 | #include <asm/processor.h> | |||
| 24 | #include <asm/prom.h> | |||
| 25 | #include <asm/pmac_feature.h> | |||
| 26 | #endif | |||
| 27 | ||||
| 28 | #include "ati_ids.h" | |||
| 29 | ||||
| 0 | 0 | - | 30 | static void radeon_pm_disable_dynamic_mode(struct radeonfb_info *rinfo) |
| 31 | { | |||
| 32 | u32 tmp; | |||
| 33 | ||||
| 34 | /* RV100 */ | |||
| 0 | 0 | - | 35 | if ((rinfo->family == CHIP_FAMILY_RV100) && (!rinfo->is_mobility)) { |
| 0 | - | 35 | (T) && (T) | |
| 0 | - | 35 | (T) && (F) | |
| 0 | - | 35 | (F) && (_) | |
| 0 | 0 | - | 36 | if (rinfo->has_CRTC2) { |
| 37 | tmp = INPLL(pllSCLK_CNTL); | |||
| 38 | tmp &= ~SCLK_CNTL__DYN_STOP_LAT_MASK; | |||
| 39 | tmp |= SCLK_CNTL__CP_MAX_DYN_STOP_LAT | SCLK_CNTL__FORCEON_MASK; | |||
| 40 | OUTPLL(pllSCLK_CNTL, tmp); | |||
| 41 | } | |||
| 42 | tmp = INPLL(pllMCLK_CNTL); | |||
| 43 | tmp |= (MCLK_CNTL__FORCE_MCLKA | | |||
| 44 | MCLK_CNTL__FORCE_MCLKB | | |||
| 45 | MCLK_CNTL__FORCE_YCLKA | | |||
| 46 | MCLK_CNTL__FORCE_YCLKB | | |||
| 47 | MCLK_CNTL__FORCE_AIC | | |||
| 48 | MCLK_CNTL__FORCE_MC); | |||
| 49 | OUTPLL(pllMCLK_CNTL, tmp); | |||
| 0 | - | 50 | return; | |
| 51 | } | |||
| 52 | /* R100 */ | |||
| 0 | 0 | - | 53 | if (!rinfo->has_CRTC2) { |
| 54 | tmp = INPLL(pllSCLK_CNTL); | |||
| 55 | tmp |= (SCLK_CNTL__FORCE_CP | SCLK_CNTL__FORCE_HDP | | |||
| 56 | SCLK_CNTL__FORCE_DISP1 | SCLK_CNTL__FORCE_TOP | | |||
| 57 | SCLK_CNTL__FORCE_E2 | SCLK_CNTL__FORCE_SE | | |||
| 58 | SCLK_CNTL__FORCE_IDCT | SCLK_CNTL__FORCE_VIP | | |||
| 59 | SCLK_CNTL__FORCE_RE | SCLK_CNTL__FORCE_PB | | |||
| 60 | SCLK_CNTL__FORCE_TAM | SCLK_CNTL__FORCE_TDM | | |||
| 61 | SCLK_CNTL__FORCE_RB); | |||
| 62 | OUTPLL(pllSCLK_CNTL, tmp); | |||
| 0 | - | 63 | return; | |
| 64 | } | |||
| 65 | /* RV350 (M10/M11) */ | |||
| 0 | 0 | - | 66 | if (rinfo->family == CHIP_FAMILY_RV350) { |
| 67 | /* for RV350/M10/M11, no delays are required. */ | |||
| 68 | tmp = INPLL(pllSCLK_CNTL2); | |||
| 69 | tmp |= (SCLK_CNTL2__R300_FORCE_TCL | | |||
| 70 | SCLK_CNTL2__R300_FORCE_GA | | |||
| 71 | SCLK_CNTL2__R300_FORCE_CBA); | |||
| 72 | OUTPLL(pllSCLK_CNTL2, tmp); | |||
| 73 | ||||
| 74 | tmp = INPLL(pllSCLK_CNTL); | |||
| 75 | tmp |= (SCLK_CNTL__FORCE_DISP2 | SCLK_CNTL__FORCE_CP | | |||
| 76 | SCLK_CNTL__FORCE_HDP | SCLK_CNTL__FORCE_DISP1 | | |||
| 77 | SCLK_CNTL__FORCE_TOP | SCLK_CNTL__FORCE_E2 | | |||
| 78 | SCLK_CNTL__R300_FORCE_VAP | SCLK_CNTL__FORCE_IDCT | | |||
| 79 | SCLK_CNTL__FORCE_VIP | SCLK_CNTL__R300_FORCE_SR | | |||
| 80 | SCLK_CNTL__R300_FORCE_PX | SCLK_CNTL__R300_FORCE_TX | | |||
| 81 | SCLK_CNTL__R300_FORCE_US | SCLK_CNTL__FORCE_TV_SCLK | | |||
| 82 | SCLK_CNTL__R300_FORCE_SU | SCLK_CNTL__FORCE_OV0); | |||
| 83 | OUTPLL(pllSCLK_CNTL, tmp); | |||
| 84 | ||||
| 85 | tmp = INPLL(pllSCLK_MORE_CNTL); | |||
| 86 | tmp |= (SCLK_MORE_CNTL__FORCE_DISPREGS | SCLK_MORE_CNTL__FORCE_MC_GUI | | |||
| 87 | SCLK_MORE_CNTL__FORCE_MC_HOST); | |||
| 88 | OUTPLL(pllSCLK_MORE_CNTL, tmp); | |||
| 89 | ||||
| 90 | tmp = INPLL(pllMCLK_CNTL); | |||
| 91 | tmp |= (MCLK_CNTL__FORCE_MCLKA | | |||
| 92 | MCLK_CNTL__FORCE_MCLKB | | |||
| 93 | MCLK_CNTL__FORCE_YCLKA | | |||
| 94 | MCLK_CNTL__FORCE_YCLKB | | |||
| 95 | MCLK_CNTL__FORCE_MC); | |||
| 96 | OUTPLL(pllMCLK_CNTL, tmp); | |||
| 97 | ||||
| 98 | tmp = INPLL(pllVCLK_ECP_CNTL); | |||
| 99 | tmp &= ~(VCLK_ECP_CNTL__PIXCLK_ALWAYS_ONb | | |||
| 100 | VCLK_ECP_CNTL__PIXCLK_DAC_ALWAYS_ONb | | |||
| 101 | VCLK_ECP_CNTL__R300_DISP_DAC_PIXCLK_DAC_BLANK_OFF); | |||
| 102 | OUTPLL(pllVCLK_ECP_CNTL, tmp); | |||
| 103 | ||||
| 104 | tmp = INPLL(pllPIXCLKS_CNTL); | |||
| 105 | tmp &= ~(PIXCLKS_CNTL__PIX2CLK_ALWAYS_ONb | | |||
| 106 | PIXCLKS_CNTL__PIX2CLK_DAC_ALWAYS_ONb | | |||
| 107 | PIXCLKS_CNTL__DISP_TVOUT_PIXCLK_TV_ALWAYS_ONb | | |||
| 108 | PIXCLKS_CNTL__R300_DVOCLK_ALWAYS_ONb | | |||
| 109 | PIXCLKS_CNTL__PIXCLK_BLEND_ALWAYS_ONb | | |||
| 110 | PIXCLKS_CNTL__PIXCLK_GV_ALWAYS_ONb | | |||
| 111 | PIXCLKS_CNTL__R300_PIXCLK_DVO_ALWAYS_ONb | | |||
| 112 | PIXCLKS_CNTL__PIXCLK_LVDS_ALWAYS_ONb | | |||
| 113 | PIXCLKS_CNTL__PIXCLK_TMDS_ALWAYS_ONb | | |||
| 114 | PIXCLKS_CNTL__R300_PIXCLK_TRANS_ALWAYS_ONb | | |||
| 115 | PIXCLKS_CNTL__R300_PIXCLK_TVO_ALWAYS_ONb | | |||
| 116 | PIXCLKS_CNTL__R300_P2G2CLK_ALWAYS_ONb | | |||
| 117 | PIXCLKS_CNTL__R300_P2G2CLK_ALWAYS_ONb | | |||
| 118 | PIXCLKS_CNTL__R300_DISP_DAC_PIXCLK_DAC2_BLANK_OFF); | |||
| 119 | OUTPLL(pllPIXCLKS_CNTL, tmp); | |||
| 120 | ||||
| 0 | - | 121 | return; | |
| 122 | } | |||
| 123 | ||||
| 124 | /* Default */ | |||
| 125 | ||||
| 126 | /* Force Core Clocks */ | |||
| 127 | tmp = INPLL(pllSCLK_CNTL); | |||
| 128 | tmp |= (SCLK_CNTL__FORCE_CP | SCLK_CNTL__FORCE_E2); | |||
| 129 | ||||
| 130 | /* XFree doesn't do that case, but we had this code from Apple and it | |||
| 131 | * seem necessary for proper suspend/resume operations | |||
| 132 | */ | |||
| 0 | 0 | - | 133 | if (rinfo->is_mobility) { |
| 134 | tmp |= SCLK_CNTL__FORCE_HDP| | |||
| 135 | SCLK_CNTL__FORCE_DISP1| | |||
| 136 | SCLK_CNTL__FORCE_DISP2| | |||
| 137 | SCLK_CNTL__FORCE_TOP| | |||
| 138 | SCLK_CNTL__FORCE_SE| | |||
| 139 | SCLK_CNTL__FORCE_IDCT| | |||
| 140 | SCLK_CNTL__FORCE_VIP| | |||
| 141 | SCLK_CNTL__FORCE_PB| | |||
| 142 | SCLK_CNTL__FORCE_RE| | |||
| 143 | SCLK_CNTL__FORCE_TAM| | |||
| 144 | SCLK_CNTL__FORCE_TDM| | |||
| 145 | SCLK_CNTL__FORCE_RB| | |||
| 146 | SCLK_CNTL__FORCE_TV_SCLK| | |||
| 147 | SCLK_CNTL__FORCE_SUBPIC| | |||
| 148 | SCLK_CNTL__FORCE_OV0; | |||
| 149 | } | |||
| 150 | else if (rinfo->family == CHIP_FAMILY_R300 || | |||
| 0 | 0 | - | 151 | rinfo->family == CHIP_FAMILY_R350) { |
| 0 | - | 151 | T || _ | |
| 0 | - | 151 | F || T | |
| 0 | - | 151 | F || F | |
| 152 | tmp |= SCLK_CNTL__FORCE_HDP | | |||
| 153 | SCLK_CNTL__FORCE_DISP1 | | |||
| 154 | SCLK_CNTL__FORCE_DISP2 | | |||
| 155 | SCLK_CNTL__FORCE_TOP | | |||
| 156 | SCLK_CNTL__FORCE_IDCT | | |||
| 157 | SCLK_CNTL__FORCE_VIP; | |||
| 158 | } | |||
| 159 | OUTPLL(pllSCLK_CNTL, tmp); | |||
| 160 | radeon_msleep(16); | |||
| 161 | ||||
| 0 | 0 | - | 162 | if (rinfo->family == CHIP_FAMILY_R300 || rinfo->family == CHIP_FAMILY_R350) { |
| 0 | - | 162 | T || _ | |
| 0 | - | 162 | F || T | |
| 0 | - | 162 | F || F | |
| 163 | tmp = INPLL(pllSCLK_CNTL2); | |||
| 164 | tmp |= SCLK_CNTL2__R300_FORCE_TCL | | |||
| 165 | SCLK_CNTL2__R300_FORCE_GA | | |||
| 166 | SCLK_CNTL2__R300_FORCE_CBA; | |||
| 167 | OUTPLL(pllSCLK_CNTL2, tmp); | |||
| 168 | radeon_msleep(16); | |||
| 169 | } | |||
| 170 | ||||
| 171 | tmp = INPLL(pllCLK_PIN_CNTL); | |||
| 172 | tmp &= ~CLK_PIN_CNTL__SCLK_DYN_START_CNTL; | |||
| 173 | OUTPLL(pllCLK_PIN_CNTL, tmp); | |||
| 174 | radeon_msleep(15); | |||
| 175 | ||||
| 0 | 0 | - | 176 | if (rinfo->is_IGP) { |
| 177 | /* Weird ... X is _un_ forcing clocks here, I think it's | |||
| 178 | * doing backward. Imitate it for now... | |||
| 179 | */ | |||
| 180 | tmp = INPLL(pllMCLK_CNTL); | |||
| 181 | tmp &= ~(MCLK_CNTL__FORCE_MCLKA | | |||
| 182 | MCLK_CNTL__FORCE_YCLKA); | |||
| 183 | OUTPLL(pllMCLK_CNTL, tmp); | |||
| 184 | radeon_msleep(16); | |||
| 185 | } | |||
| 186 | /* Hrm... same shit, X doesn't do that but I have to */ | |||
| 0 | 0 | - | 187 | else if (rinfo->is_mobility) { |
| 188 | tmp = INPLL(pllMCLK_CNTL); | |||
| 189 | tmp |= (MCLK_CNTL__FORCE_MCLKA | | |||
| 190 | MCLK_CNTL__FORCE_MCLKB | | |||
| 191 | MCLK_CNTL__FORCE_YCLKA | | |||
| 192 | MCLK_CNTL__FORCE_YCLKB); | |||
| 193 | OUTPLL(pllMCLK_CNTL, tmp); | |||
| 194 | radeon_msleep(16); | |||
| 195 | ||||
| 196 | tmp = INPLL(pllMCLK_MISC); | |||
| 197 | tmp &= ~(MCLK_MISC__MC_MCLK_MAX_DYN_STOP_LAT| | |||
| 198 | MCLK_MISC__IO_MCLK_MAX_DYN_STOP_LAT| | |||
| 199 | MCLK_MISC__MC_MCLK_DYN_ENABLE| | |||
| 200 | MCLK_MISC__IO_MCLK_DYN_ENABLE); | |||
| 201 | OUTPLL(pllMCLK_MISC, tmp); | |||
| 202 | radeon_msleep(15); | |||
| 203 | } | |||
| 204 | ||||
| 0 | 0 | - | 205 | if (rinfo->is_mobility) { |
| 206 | tmp = INPLL(pllSCLK_MORE_CNTL); | |||
| 207 | tmp |= SCLK_MORE_CNTL__FORCE_DISPREGS| | |||
| 208 | SCLK_MORE_CNTL__FORCE_MC_GUI| | |||
| 209 | SCLK_MORE_CNTL__FORCE_MC_HOST; | |||
| 210 | OUTPLL(pllSCLK_MORE_CNTL, tmp); | |||
| 211 | radeon_msleep(16); | |||
| 212 | } | |||
| 213 | ||||
| 214 | tmp = INPLL(pllPIXCLKS_CNTL); | |||
| 215 | tmp &= ~(PIXCLKS_CNTL__PIXCLK_GV_ALWAYS_ONb | | |||
| 216 | PIXCLKS_CNTL__PIXCLK_BLEND_ALWAYS_ONb| | |||
| 217 | PIXCLKS_CNTL__PIXCLK_DIG_TMDS_ALWAYS_ONb | | |||
| 218 | PIXCLKS_CNTL__PIXCLK_LVDS_ALWAYS_ONb| | |||
| 219 | PIXCLKS_CNTL__PIXCLK_TMDS_ALWAYS_ONb| | |||
| 220 | PIXCLKS_CNTL__PIX2CLK_ALWAYS_ONb| | |||
| 221 | PIXCLKS_CNTL__PIX2CLK_DAC_ALWAYS_ONb); | |||
| 222 | OUTPLL(pllPIXCLKS_CNTL, tmp); | |||
| 223 | radeon_msleep(16); | |||
| 224 | ||||
| 225 | tmp = INPLL( pllVCLK_ECP_CNTL); | |||
| 226 | tmp &= ~(VCLK_ECP_CNTL__PIXCLK_ALWAYS_ONb | | |||
| 227 | VCLK_ECP_CNTL__PIXCLK_DAC_ALWAYS_ONb); | |||
| 228 | OUTPLL( pllVCLK_ECP_CNTL, tmp); | |||
| 229 | radeon_msleep(16); | |||
| 230 | } | |||
| 231 | ||||
| 6 | 0 | 232 | static void radeon_pm_enable_dynamic_mode(struct radeonfb_info *rinfo) | |
| 233 | { | |||
| 234 | u32 tmp; | |||
| 235 | ||||
| 236 | /* R100 */ | |||
| 0 | 6 | - | 237 | if (!rinfo->has_CRTC2) { |
| 238 | tmp = INPLL(pllSCLK_CNTL); | |||
| 239 | ||||
| 0 | 0 | - | 240 | if ((INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK) > CFG_ATI_REV_A13) |
| 241 | tmp &= ~(SCLK_CNTL__FORCE_CP | SCLK_CNTL__FORCE_RB); | |||
| 242 | tmp &= ~(SCLK_CNTL__FORCE_HDP | SCLK_CNTL__FORCE_DISP1 | | |||
| 243 | SCLK_CNTL__FORCE_TOP | SCLK_CNTL__FORCE_SE | | |||
| 244 | SCLK_CNTL__FORCE_IDCT | SCLK_CNTL__FORCE_RE | | |||
| 245 | SCLK_CNTL__FORCE_PB | SCLK_CNTL__FORCE_TAM | | |||
| 246 | SCLK_CNTL__FORCE_TDM); | |||
| 247 | OUTPLL(pllSCLK_CNTL, tmp); | |||
| 0 | - | 248 | return; | |
| 249 | } | |||
| 250 | ||||
| 251 | /* M10/M11 */ | |||
| 6 | 0 | - | 252 | if (rinfo->family == CHIP_FAMILY_RV350) { |
| 253 | tmp = INPLL(pllSCLK_CNTL2); | |||
| 254 | tmp &= ~(SCLK_CNTL2__R300_FORCE_TCL | | |||
| 255 | SCLK_CNTL2__R300_FORCE_GA | | |||
| 256 | SCLK_CNTL2__R300_FORCE_CBA); | |||
| 257 | tmp |= (SCLK_CNTL2__R300_TCL_MAX_DYN_STOP_LAT | | |||
| 258 | SCLK_CNTL2__R300_GA_MAX_DYN_STOP_LAT | | |||
| 259 | SCLK_CNTL2__R300_CBA_MAX_DYN_STOP_LAT); | |||
| 260 | OUTPLL(pllSCLK_CNTL2, tmp); | |||
| 261 | ||||
| 262 | tmp = INPLL(pllSCLK_CNTL); | |||
| 263 | tmp &= ~(SCLK_CNTL__FORCE_DISP2 | SCLK_CNTL__FORCE_CP | | |||
| 264 | SCLK_CNTL__FORCE_HDP | SCLK_CNTL__FORCE_DISP1 | | |||
| 265 | SCLK_CNTL__FORCE_TOP | SCLK_CNTL__FORCE_E2 | | |||
| 266 | SCLK_CNTL__R300_FORCE_VAP | SCLK_CNTL__FORCE_IDCT | | |||
| 267 | SCLK_CNTL__FORCE_VIP | SCLK_CNTL__R300_FORCE_SR | | |||
| 268 | SCLK_CNTL__R300_FORCE_PX | SCLK_CNTL__R300_FORCE_TX | | |||
| 269 | SCLK_CNTL__R300_FORCE_US | SCLK_CNTL__FORCE_TV_SCLK | | |||
| 270 | SCLK_CNTL__R300_FORCE_SU | SCLK_CNTL__FORCE_OV0); | |||
| 271 | tmp |= SCLK_CNTL__DYN_STOP_LAT_MASK; | |||
| 272 | OUTPLL(pllSCLK_CNTL, tmp); | |||
| 273 | ||||
| 274 | tmp = INPLL(pllSCLK_MORE_CNTL); | |||
| 275 | tmp &= ~SCLK_MORE_CNTL__FORCEON; | |||
| 276 | tmp |= SCLK_MORE_CNTL__DISPREGS_MAX_DYN_STOP_LAT | | |||
| 277 | SCLK_MORE_CNTL__MC_GUI_MAX_DYN_STOP_LAT | | |||
| 278 | SCLK_MORE_CNTL__MC_HOST_MAX_DYN_STOP_LAT; | |||
| 279 | OUTPLL(pllSCLK_MORE_CNTL, tmp); | |||
| 280 | ||||
| 281 | tmp = INPLL(pllVCLK_ECP_CNTL); | |||
| 282 | tmp |= (VCLK_ECP_CNTL__PIXCLK_ALWAYS_ONb | | |||
| 283 | VCLK_ECP_CNTL__PIXCLK_DAC_ALWAYS_ONb); | |||
| 284 | OUTPLL(pllVCLK_ECP_CNTL, tmp); | |||
| 285 | ||||
| 286 | tmp = INPLL(pllPIXCLKS_CNTL); | |||
| 287 | tmp |= (PIXCLKS_CNTL__PIX2CLK_ALWAYS_ONb | | |||
| 288 | PIXCLKS_CNTL__PIX2CLK_DAC_ALWAYS_ONb | | |||
| 289 | PIXCLKS_CNTL__DISP_TVOUT_PIXCLK_TV_ALWAYS_ONb | | |||
| 290 | PIXCLKS_CNTL__R300_DVOCLK_ALWAYS_ONb | | |||
| 291 | PIXCLKS_CNTL__PIXCLK_BLEND_ALWAYS_ONb | | |||
| 292 | PIXCLKS_CNTL__PIXCLK_GV_ALWAYS_ONb | | |||
| 293 | PIXCLKS_CNTL__R300_PIXCLK_DVO_ALWAYS_ONb | | |||
| 294 | PIXCLKS_CNTL__PIXCLK_LVDS_ALWAYS_ONb | | |||
| 295 | PIXCLKS_CNTL__PIXCLK_TMDS_ALWAYS_ONb | | |||
| 296 | PIXCLKS_CNTL__R300_PIXCLK_TRANS_ALWAYS_ONb | | |||
| 297 | PIXCLKS_CNTL__R300_PIXCLK_TVO_ALWAYS_ONb | | |||
| 298 | PIXCLKS_CNTL__R300_P2G2CLK_ALWAYS_ONb | | |||
| 299 | PIXCLKS_CNTL__R300_P2G2CLK_ALWAYS_ONb); | |||
| 300 | OUTPLL(pllPIXCLKS_CNTL, tmp); | |||
| 301 | ||||
| 302 | tmp = INPLL(pllMCLK_MISC); | |||
| 303 | tmp |= (MCLK_MISC__MC_MCLK_DYN_ENABLE | | |||
| 304 | MCLK_MISC__IO_MCLK_DYN_ENABLE); | |||
| 305 | OUTPLL(pllMCLK_MISC, tmp); | |||
| 306 | ||||
| 307 | tmp = INPLL(pllMCLK_CNTL); | |||
| 308 | tmp |= (MCLK_CNTL__FORCE_MCLKA | MCLK_CNTL__FORCE_MCLKB); | |||
| 309 | tmp &= ~(MCLK_CNTL__FORCE_YCLKA | | |||
| 310 | MCLK_CNTL__FORCE_YCLKB | | |||
| 311 | MCLK_CNTL__FORCE_MC); | |||
| 312 | ||||
| 313 | /* Some releases of vbios have set DISABLE_MC_MCLKA | |||
| 314 | * and DISABLE_MC_MCLKB bits in the vbios table. Setting these | |||
| 315 | * bits will cause H/W hang when reading video memory with dynamic | |||
| 316 | * clocking enabled. | |||
| 317 | */ | |||
| 318 | if ((tmp & MCLK_CNTL__R300_DISABLE_MC_MCLKA) && | |||
| 0 | 6 | - | 319 | (tmp & MCLK_CNTL__R300_DISABLE_MC_MCLKB)) { |
| 0 | - | 319 | (T) && (T) | |
| 0 | - | 319 | (T) && (F) | |
| 6 | 319 | (F) && (_) | ||
| 320 | /* If both bits are set, then check the active channels */ | |||
| 321 | tmp = INPLL(pllMCLK_CNTL); | |||
| 0 | 0 | - | 322 | if (rinfo->vram_width == 64) { |
| 0 | 0 | - | 323 | if (INREG(MEM_CNTL) & R300_MEM_USE_CD_CH_ONLY) |
| 324 | tmp &= ~MCLK_CNTL__R300_DISABLE_MC_MCLKB; | |||
| 325 | else | |||
| 326 | tmp &= ~MCLK_CNTL__R300_DISABLE_MC_MCLKA; | |||
| 327 | } else { | |||
| 328 | tmp &= ~(MCLK_CNTL__R300_DISABLE_MC_MCLKA | | |||
| 329 | MCLK_CNTL__R300_DISABLE_MC_MCLKB); | |||
| 330 | } | |||
| 331 | } | |||
| 332 | OUTPLL(pllMCLK_CNTL, tmp); | |||
| 6 | 333 | return; | ||
| 334 | } | |||
| 335 | ||||
| 336 | /* R300 */ | |||
| 0 | 0 | - | 337 | if (rinfo->family == CHIP_FAMILY_R300 || rinfo->family == CHIP_FAMILY_R350) { |
| 0 | - | 337 | T || _ | |
| 0 | - | 337 | F || T | |
| 0 | - | 337 | F || F | |
| 338 | tmp = INPLL(pllSCLK_CNTL); | |||
| 339 | tmp &= ~(SCLK_CNTL__R300_FORCE_VAP); | |||
| 340 | tmp |= SCLK_CNTL__FORCE_CP; | |||
| 341 | OUTPLL(pllSCLK_CNTL, tmp); | |||
| 342 | radeon_msleep(15); | |||
| 343 | ||||
| 344 | tmp = INPLL(pllSCLK_CNTL2); | |||
| 345 | tmp &= ~(SCLK_CNTL2__R300_FORCE_TCL | | |||
| 346 | SCLK_CNTL2__R300_FORCE_GA | | |||
| 347 | SCLK_CNTL2__R300_FORCE_CBA); | |||
| 348 | OUTPLL(pllSCLK_CNTL2, tmp); | |||
| 349 | } | |||
| 350 | ||||
| 351 | /* Others */ | |||
| 352 | ||||
| 353 | tmp = INPLL( pllCLK_PWRMGT_CNTL); | |||
| 354 | tmp &= ~(CLK_PWRMGT_CNTL__ACTIVE_HILO_LAT_MASK| | |||
| 355 | CLK_PWRMGT_CNTL__DISP_DYN_STOP_LAT_MASK| | |||
| 356 | CLK_PWRMGT_CNTL__DYN_STOP_MODE_MASK); | |||
| 357 | tmp |= CLK_PWRMGT_CNTL__ENGINE_DYNCLK_MODE_MASK | | |||
| 358 | (0x01 << CLK_PWRMGT_CNTL__ACTIVE_HILO_LAT__SHIFT); | |||
| 359 | OUTPLL( pllCLK_PWRMGT_CNTL, tmp); | |||
| 360 | radeon_msleep(15); | |||
| 361 | ||||
| 362 | tmp = INPLL(pllCLK_PIN_CNTL); | |||
| 363 | tmp |= CLK_PIN_CNTL__SCLK_DYN_START_CNTL; | |||
| 364 | OUTPLL(pllCLK_PIN_CNTL, tmp); | |||
| 365 | radeon_msleep(15); | |||
| 366 | ||||
| 367 | /* When DRI is enabled, setting DYN_STOP_LAT to zero can cause some R200 | |||
| 368 | * to lockup randomly, leave them as set by BIOS. | |||
| 369 | */ | |||
| 370 | tmp = INPLL(pllSCLK_CNTL); | |||
| 371 | tmp &= ~SCLK_CNTL__FORCEON_MASK; | |||
| 372 | ||||
| 373 | /*RAGE_6::A11 A12 A12N1 A13, RV250::A11 A12, R300*/ | |||
| 374 | if ((rinfo->family == CHIP_FAMILY_RV250 && | |||
| 375 | ((INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK) < CFG_ATI_REV_A13)) || | |||
| 376 | ((rinfo->family == CHIP_FAMILY_RV100) && | |||
| 0 | 0 | - | 377 | ((INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK) <= CFG_ATI_REV_A13))) { |
| 0 | - | 377 | (T && (T)) || ((_) && (_)) | |
| 0 | - | 377 | (T && (F)) || ((T) && (T)) | |
| 0 | - | 377 | (F && (_)) || ((T) && (T)) | |
| 0 | - | 377 | (T && (F)) || ((T) && (F)) | |
| 0 | - | 377 | (T && (F)) || ((F) && (_)) | |
| 0 | - | 377 | (F && (_)) || ((T) && (F)) | |
| 0 | - | 377 | (F && (_)) || ((F) && (_)) | |
| 378 | tmp |= SCLK_CNTL__FORCE_CP; | |||
| 379 | tmp |= SCLK_CNTL__FORCE_VIP; | |||
| 380 | } | |||
| 381 | OUTPLL(pllSCLK_CNTL, tmp); | |||
| 382 | radeon_msleep(15); | |||
| 383 | ||||
| 384 | if ((rinfo->family == CHIP_FAMILY_RV200) || | |||
| 385 | (rinfo->family == CHIP_FAMILY_RV250) || | |||
| 0 | 0 | - | 386 | (rinfo->family == CHIP_FAMILY_RV280)) { |
| 0 | - | 386 | (T) || (_) || (_) | |
| 0 | - | 386 | (F) || (T) || (_) | |
| 0 | - | 386 | (F) || (F) || (T) | |
| 0 | - | 386 | (F) || (F) || (F) | |
| 387 | tmp = INPLL(pllSCLK_MORE_CNTL); | |||
| 388 | tmp &= ~SCLK_MORE_CNTL__FORCEON; | |||
| 389 | ||||
| 390 | /* RV200::A11 A12 RV250::A11 A12 */ | |||
| 391 | if (((rinfo->family == CHIP_FAMILY_RV200) || | |||
| 392 | (rinfo->family == CHIP_FAMILY_RV250)) && | |||
| 0 | 0 | - | 393 | ((INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK) < CFG_ATI_REV_A13)) |
| 0 | - | 393 | ((T) || (_)) && (T) | |
| 0 | - | 393 | ((F) || (T)) && (T) | |
| 0 | - | 393 | ((T) || (_)) && (F) | |
| 0 | - | 393 | ((F) || (T)) && (F) | |
| 0 | - | 393 | ((F) || (F)) && (_) | |
| 394 | tmp |= SCLK_MORE_CNTL__FORCEON; | |||
| 395 | ||||
| 396 | OUTPLL(pllSCLK_MORE_CNTL, tmp); | |||
| 397 | radeon_msleep(15); | |||
| 398 | } | |||
| 399 | ||||
| 400 | ||||
| 401 | /* RV200::A11 A12, RV250::A11 A12 */ | |||
| 402 | if (((rinfo->family == CHIP_FAMILY_RV200) || | |||
| 403 | (rinfo->family == CHIP_FAMILY_RV250)) && | |||
| 0 | 0 | - | 404 | ((INREG(CONFIG_CNTL) & CFG_ATI_REV_ID_MASK) < CFG_ATI_REV_A13)) { |
| 0 | - | 404 | ((T) || (_)) && (T) | |
| 0 | - | 404 | ((F) || (T)) && (T) | |
| 0 | - | 404 | ((T) || (_)) && (F) | |
| 0 | - | 404 | ((F) || (T)) && (F) | |
| 0 | - | 404 | ((F) || (F)) && (_) | |
| 405 | tmp = INPLL(pllPLL_PWRMGT_CNTL); | |||
| 406 | tmp |= PLL_PWRMGT_CNTL__TCL_BYPASS_DISABLE; | |||
| 407 | OUTPLL(pllPLL_PWRMGT_CNTL, tmp); | |||
| 408 | radeon_msleep(15); | |||
| 409 | } | |||
| 410 | ||||
| 411 | tmp = INPLL(pllPIXCLKS_CNTL); | |||
| 412 | tmp |= PIXCLKS_CNTL__PIX2CLK_ALWAYS_ONb | | |||
| 413 | PIXCLKS_CNTL__PIX2CLK_DAC_ALWAYS_ONb| | |||
| 414 | PIXCLKS_CNTL__PIXCLK_BLEND_ALWAYS_ONb| | |||
| 415 | PIXCLKS_CNTL__PIXCLK_GV_ALWAYS_ONb| | |||
| 416 | PIXCLKS_CNTL__PIXCLK_DIG_TMDS_ALWAYS_ONb| | |||
| 417 | PIXCLKS_CNTL__PIXCLK_LVDS_ALWAYS_ONb| | |||
| 418 | PIXCLKS_CNTL__PIXCLK_TMDS_ALWAYS_ONb; | |||
| 419 | OUTPLL(pllPIXCLKS_CNTL, tmp); | |||
| 420 | radeon_msleep(15); | |||
| 421 | ||||
| 422 | tmp = INPLL(pllVCLK_ECP_CNTL); | |||
| 423 | tmp |= VCLK_ECP_CNTL__PIXCLK_ALWAYS_ONb | | |||
| 424 | VCLK_ECP_CNTL__PIXCLK_DAC_ALWAYS_ONb; | |||
| 425 | OUTPLL(pllVCLK_ECP_CNTL, tmp); | |||
| 426 | ||||
| 427 | /* X doesn't do that ... hrm, we do on mobility && Macs */ | |||
| 428 | #ifdef CONFIG_PPC_OF | |||
| 429 | if (rinfo->is_mobility) { | |||
| 430 | tmp = INPLL(pllMCLK_CNTL); | |||
| 431 | tmp &= ~(MCLK_CNTL__FORCE_MCLKA | | |||
| 432 | MCLK_CNTL__FORCE_MCLKB | | |||
| 433 | MCLK_CNTL__FORCE_YCLKA | | |||
| 434 | MCLK_CNTL__FORCE_YCLKB); | |||
| 435 | OUTPLL(pllMCLK_CNTL, tmp); | |||
| 436 | radeon_msleep(15); | |||
| 437 | ||||
| 438 | tmp = INPLL(pllMCLK_MISC); | |||
| 439 | tmp |= MCLK_MISC__MC_MCLK_MAX_DYN_STOP_LAT| | |||
| 440 | MCLK_MISC__IO_MCLK_MAX_DYN_STOP_LAT| | |||
| 441 | MCLK_MISC__MC_MCLK_DYN_ENABLE| | |||
| 442 | MCLK_MISC__IO_MCLK_DYN_ENABLE; | |||
| 443 | OUTPLL(pllMCLK_MISC, tmp); | |||
| 444 | radeon_msleep(15); | |||
| 445 | } | |||
| 446 | #endif /* CONFIG_PPC_OF */ | |||
| 447 | } | |||
| 448 | ||||
| 449 | #ifdef CONFIG_PM | |||
| 450 | ||||
| 0 | 0 | - | 451 | static void OUTMC( struct radeonfb_info *rinfo, u8 indx, u32 value) |
| 452 | { | |||
| 453 | OUTREG( MC_IND_INDEX, indx | MC_IND_INDEX__MC_IND_WR_EN); | |||
| 454 | OUTREG( MC_IND_DATA, value); | |||
| 455 | } | |||
| 456 | ||||
| 0 | 0 | - | 457 | static u32 INMC(struct radeonfb_info *rinfo, u8 indx) |
| 458 | { | |||
| 459 | OUTREG( MC_IND_INDEX, indx); | |||
| 0 | - | 460 | return INREG( MC_IND_DATA); | |
| 461 | } | |||
| 462 | ||||
| 0 | 0 | - | 463 | static void radeon_pm_save_regs(struct radeonfb_info *rinfo, int saving_for_d3) |
| 464 | { | |||
| 465 | rinfo->save_regs[0] = INPLL(PLL_PWRMGT_CNTL); | |||
| 466 | rinfo->save_regs[1] = INPLL(CLK_PWRMGT_CNTL); | |||
| 467 | rinfo->save_regs[2] = INPLL(MCLK_CNTL); | |||
| 468 | rinfo->save_regs[3] = INPLL(SCLK_CNTL); | |||
| 469 | rinfo->save_regs[4] = INPLL(CLK_PIN_CNTL); | |||
| 470 | rinfo->save_regs[5] = INPLL(VCLK_ECP_CNTL); | |||
| 471 | rinfo->save_regs[6] = INPLL(PIXCLKS_CNTL); | |||
| 472 | rinfo->save_regs[7] = INPLL(MCLK_MISC); | |||
| 473 | rinfo->save_regs[8] = INPLL(P2PLL_CNTL); | |||
| 474 | ||||
| 475 | rinfo->save_regs[9] = INREG(DISP_MISC_CNTL); | |||
| 476 | rinfo->save_regs[10] = INREG(DISP_PWR_MAN); | |||
| 477 | rinfo->save_regs[11] = INREG(LVDS_GEN_CNTL); | |||
| 478 | rinfo->save_regs[13] = INREG(TV_DAC_CNTL); | |||
| 479 | rinfo->save_regs[14] = INREG(BUS_CNTL1); | |||
| 480 | rinfo->save_regs[15] = INREG(CRTC_OFFSET_CNTL); | |||
| 481 | rinfo->save_regs[16] = INREG(AGP_CNTL); | |||
| 482 | rinfo->save_regs[17] = (INREG(CRTC_GEN_CNTL) & 0xfdffffff) | 0x04000000; | |||
| 483 | rinfo->save_regs[18] = (INREG(CRTC2_GEN_CNTL) & 0xfdffffff) | 0x04000000; | |||
| 484 | rinfo->save_regs[19] = INREG(GPIOPAD_A); | |||
| 485 | rinfo->save_regs[20] = INREG(GPIOPAD_EN); | |||
| 486 | rinfo->save_regs[21] = INREG(GPIOPAD_MASK); | |||
| 487 | rinfo->save_regs[22] = INREG(ZV_LCDPAD_A); | |||
| 488 | rinfo->save_regs[23] = INREG(ZV_LCDPAD_EN); | |||
| 489 | rinfo->save_regs[24] = INREG(ZV_LCDPAD_MASK); | |||
| 490 | rinfo->save_regs[25] = INREG(GPIO_VGA_DDC); | |||
| 491 | ||||