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4022 4023 4024 4025 4026 4027 4028 4029 4030 4031 4032 4033 4034 4035 4036 4037 4038 4039 4040 4041 4042 4043 4044 4045 4046 4047 4048 4049 4050 4051 4052 4053 4054 4055 4056 4057 4058 4059 4060 4061 4062 4063 4064 4065 4066 4067 4068 4069 4070 4071 4072 4073 4074 4075 4076 4077 4078 4079 4080 4081 4082 4083 4084 4085 4086 4087 4088 4089 4090 4091 4092 4093 4094 4095 4096 4097 4098 4099 4100 4101 4102 4103 4104 4105 4106 4107 4108 4109 4110 4111 4112 4113 4114 4115 4116 4117 4118 4119 4120 4121 4122 4123 4124 4125 4126 4127 4128 4129 4130 4131 4132 4133 4134 4135 4136 4137 4138 4139 4140 4141 4142 4143 4144 4145 4146 4147 4148 4149 4150 4151 4152 4153 4154 4155 4156 4157 4158 4159 4160 4161 4162 4163 4164 4165 4166 4167 4168 4169 4170 4171 4172 4173 4174 4175 4176 4177 4178 4179 4180 4181 4182 4183 4184 4185 4186 4187 4188 4189 4190 | /* * Copyright 2008 Advanced Micro Devices, Inc. * Copyright 2008 Red Hat Inc. * Copyright 2009 Jerome Glisse. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Dave Airlie * Alex Deucher * Jerome Glisse */ #include <linux/seq_file.h> #include <linux/slab.h> #include "drmP.h" #include "drm.h" #include "radeon_drm.h" #include "radeon_reg.h" #include "radeon.h" #include "radeon_asic.h" #include "r100d.h" #include "rs100d.h" #include "rv200d.h" #include "rv250d.h" #include "atom.h" #include <linux/firmware.h> #include <linux/platform_device.h> #include <linux/module.h> #include "r100_reg_safe.h" #include "rn50_reg_safe.h" /* Firmware Names */ #define FIRMWARE_R100 "radeon/R100_cp.bin" #define FIRMWARE_R200 "radeon/R200_cp.bin" #define FIRMWARE_R300 "radeon/R300_cp.bin" #define FIRMWARE_R420 "radeon/R420_cp.bin" #define FIRMWARE_RS690 "radeon/RS690_cp.bin" #define FIRMWARE_RS600 "radeon/RS600_cp.bin" #define FIRMWARE_R520 "radeon/R520_cp.bin" MODULE_FIRMWARE(FIRMWARE_R100); MODULE_FIRMWARE(FIRMWARE_R200); MODULE_FIRMWARE(FIRMWARE_R300); MODULE_FIRMWARE(FIRMWARE_R420); MODULE_FIRMWARE(FIRMWARE_RS690); MODULE_FIRMWARE(FIRMWARE_RS600); MODULE_FIRMWARE(FIRMWARE_R520); #include "r100_track.h" void r100_wait_for_vblank(struct radeon_device *rdev, int crtc) { struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc]; int i; if (radeon_crtc->crtc_id == 0) { if (RREG32(RADEON_CRTC_GEN_CNTL) & RADEON_CRTC_EN) { for (i = 0; i < rdev->usec_timeout; i++) { if (!(RREG32(RADEON_CRTC_STATUS) & RADEON_CRTC_VBLANK_CUR)) break; udelay(1); } for (i = 0; i < rdev->usec_timeout; i++) { if (RREG32(RADEON_CRTC_STATUS) & RADEON_CRTC_VBLANK_CUR) break; udelay(1); } } } else { if (RREG32(RADEON_CRTC2_GEN_CNTL) & RADEON_CRTC2_EN) { for (i = 0; i < rdev->usec_timeout; i++) { if (!(RREG32(RADEON_CRTC2_STATUS) & RADEON_CRTC2_VBLANK_CUR)) break; udelay(1); } for (i = 0; i < rdev->usec_timeout; i++) { if (RREG32(RADEON_CRTC2_STATUS) & RADEON_CRTC2_VBLANK_CUR) break; udelay(1); } } } } /* This files gather functions specifics to: * r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280 */ int r100_reloc_pitch_offset(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx, unsigned reg) { int r; u32 tile_flags = 0; u32 tmp; struct radeon_cs_reloc *reloc; u32 value; r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); r100_cs_dump_packet(p, pkt); return r; } value = radeon_get_ib_value(p, idx); tmp = value & 0x003fffff; tmp += (((u32)reloc->lobj.gpu_offset) >> 10); if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) tile_flags |= RADEON_DST_TILE_MACRO; if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) { if (reg == RADEON_SRC_PITCH_OFFSET) { DRM_ERROR("Cannot src blit from microtiled surface\n"); r100_cs_dump_packet(p, pkt); return -EINVAL; } tile_flags |= RADEON_DST_TILE_MICRO; } tmp |= tile_flags; p->ib->ptr[idx] = (value & 0x3fc00000) | tmp; } else p->ib->ptr[idx] = (value & 0xffc00000) | tmp; return 0; } int r100_packet3_load_vbpntr(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, int idx) { unsigned c, i; struct radeon_cs_reloc *reloc; struct r100_cs_track *track; int r = 0; volatile uint32_t *ib; u32 idx_value; ib = p->ib->ptr; track = (struct r100_cs_track *)p->track; c = radeon_get_ib_value(p, idx++) & 0x1F; if (c > 16) { DRM_ERROR("Only 16 vertex buffers are allowed %d\n", pkt->opcode); r100_cs_dump_packet(p, pkt); return -EINVAL; } track->num_arrays = c; for (i = 0; i < (c - 1); i+=2, idx+=3) { r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode); r100_cs_dump_packet(p, pkt); return r; } idx_value = radeon_get_ib_value(p, idx); ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset); track->arrays[i + 0].esize = idx_value >> 8; track->arrays[i + 0].robj = reloc->robj; track->arrays[i + 0].esize &= 0x7F; r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode); r100_cs_dump_packet(p, pkt); return r; } ib[idx+2] = radeon_get_ib_value(p, idx + 2) + ((u32)reloc->lobj.gpu_offset); track->arrays[i + 1].robj = reloc->robj; track->arrays[i + 1].esize = idx_value >> 24; track->arrays[i + 1].esize &= 0x7F; } if (c & 1) { r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode); r100_cs_dump_packet(p, pkt); return r; } idx_value = radeon_get_ib_value(p, idx); ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset); track->arrays[i + 0].robj = reloc->robj; track->arrays[i + 0].esize = idx_value >> 8; track->arrays[i + 0].esize &= 0x7F; } return r; } void r100_pre_page_flip(struct radeon_device *rdev, int crtc) { /* enable the pflip int */ radeon_irq_kms_pflip_irq_get(rdev, crtc); } void r100_post_page_flip(struct radeon_device *rdev, int crtc) { /* disable the pflip int */ radeon_irq_kms_pflip_irq_put(rdev, crtc); } u32 r100_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base) { struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id]; u32 tmp = ((u32)crtc_base) | RADEON_CRTC_OFFSET__OFFSET_LOCK; int i; /* Lock the graphics update lock */ /* update the scanout addresses */ WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp); /* Wait for update_pending to go high. */ for (i = 0; i < rdev->usec_timeout; i++) { if (RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET) break; udelay(1); } DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n"); /* Unlock the lock, so double-buffering can take place inside vblank */ tmp &= ~RADEON_CRTC_OFFSET__OFFSET_LOCK; WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp); /* Return current update_pending status: */ return RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET; } void r100_pm_get_dynpm_state(struct radeon_device *rdev) { int i; rdev->pm.dynpm_can_upclock = true; rdev->pm.dynpm_can_downclock = true; switch (rdev->pm.dynpm_planned_action) { case DYNPM_ACTION_MINIMUM: rdev->pm.requested_power_state_index = 0; rdev->pm.dynpm_can_downclock = false; break; case DYNPM_ACTION_DOWNCLOCK: if (rdev->pm.current_power_state_index == 0) { rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index; rdev->pm.dynpm_can_downclock = false; } else { if (rdev->pm.active_crtc_count > 1) { for (i = 0; i < rdev->pm.num_power_states; i++) { if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY) continue; else if (i >= rdev->pm.current_power_state_index) { rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index; break; } else { rdev->pm.requested_power_state_index = i; break; } } } else rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index - 1; } /* don't use the power state if crtcs are active and no display flag is set */ if ((rdev->pm.active_crtc_count > 0) && (rdev->pm.power_state[rdev->pm.requested_power_state_index].clock_info[0].flags & RADEON_PM_MODE_NO_DISPLAY)) { rdev->pm.requested_power_state_index++; } break; case DYNPM_ACTION_UPCLOCK: if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) { rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index; rdev->pm.dynpm_can_upclock = false; } else { if (rdev->pm.active_crtc_count > 1) { for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) { if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY) continue; else if (i <= rdev->pm.current_power_state_index) { rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index; break; } else { rdev->pm.requested_power_state_index = i; break; } } } else rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index + 1; } break; case DYNPM_ACTION_DEFAULT: rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index; rdev->pm.dynpm_can_upclock = false; break; case DYNPM_ACTION_NONE: default: DRM_ERROR("Requested mode for not defined action\n"); return; } /* only one clock mode per power state */ rdev->pm.requested_clock_mode_index = 0; DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n", rdev->pm.power_state[rdev->pm.requested_power_state_index]. clock_info[rdev->pm.requested_clock_mode_index].sclk, rdev->pm.power_state[rdev->pm.requested_power_state_index]. clock_info[rdev->pm.requested_clock_mode_index].mclk, rdev->pm.power_state[rdev->pm.requested_power_state_index]. pcie_lanes); } void r100_pm_init_profile(struct radeon_device *rdev) { /* default */ rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0; /* low sh */ rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0; rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0; rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; /* mid sh */ rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0; rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0; rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0; /* high sh */ rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0; rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0; /* low mh */ rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0; rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; /* mid mh */ rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0; rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0; /* high mh */ rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0; rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0; } void r100_pm_misc(struct radeon_device *rdev) { int requested_index = rdev->pm.requested_power_state_index; struct radeon_power_state *ps = &rdev->pm.power_state[requested_index]; struct radeon_voltage *voltage = &ps->clock_info[0].voltage; u32 tmp, sclk_cntl, sclk_cntl2, sclk_more_cntl; if ((voltage->type == VOLTAGE_GPIO) && (voltage->gpio.valid)) { if (ps->misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) { tmp = RREG32(voltage->gpio.reg); if (voltage->active_high) tmp |= voltage->gpio.mask; else tmp &= ~(voltage->gpio.mask); WREG32(voltage->gpio.reg, tmp); if (voltage->delay) udelay(voltage->delay); } else { tmp = RREG32(voltage->gpio.reg); if (voltage->active_high) tmp &= ~voltage->gpio.mask; else tmp |= voltage->gpio.mask; WREG32(voltage->gpio.reg, tmp); if (voltage->delay) udelay(voltage->delay); } } sclk_cntl = RREG32_PLL(SCLK_CNTL); sclk_cntl2 = RREG32_PLL(SCLK_CNTL2); sclk_cntl2 &= ~REDUCED_SPEED_SCLK_SEL(3); sclk_more_cntl = RREG32_PLL(SCLK_MORE_CNTL); sclk_more_cntl &= ~VOLTAGE_DELAY_SEL(3); if (ps->misc & ATOM_PM_MISCINFO_ASIC_REDUCED_SPEED_SCLK_EN) { sclk_more_cntl |= REDUCED_SPEED_SCLK_EN; if (ps->misc & ATOM_PM_MISCINFO_DYN_CLK_3D_IDLE) sclk_cntl2 |= REDUCED_SPEED_SCLK_MODE; else sclk_cntl2 &= ~REDUCED_SPEED_SCLK_MODE; if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_2) sclk_cntl2 |= REDUCED_SPEED_SCLK_SEL(0); else if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_4) sclk_cntl2 |= REDUCED_SPEED_SCLK_SEL(2); } else sclk_more_cntl &= ~REDUCED_SPEED_SCLK_EN; if (ps->misc & ATOM_PM_MISCINFO_ASIC_DYNAMIC_VOLTAGE_EN) { sclk_more_cntl |= IO_CG_VOLTAGE_DROP; if (voltage->delay) { sclk_more_cntl |= VOLTAGE_DROP_SYNC; switch (voltage->delay) { case 33: sclk_more_cntl |= VOLTAGE_DELAY_SEL(0); break; case 66: sclk_more_cntl |= VOLTAGE_DELAY_SEL(1); break; case 99: sclk_more_cntl |= VOLTAGE_DELAY_SEL(2); break; case 132: sclk_more_cntl |= VOLTAGE_DELAY_SEL(3); break; } } else sclk_more_cntl &= ~VOLTAGE_DROP_SYNC; } else sclk_more_cntl &= ~IO_CG_VOLTAGE_DROP; if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_HDP_BLOCK_EN) sclk_cntl &= ~FORCE_HDP; else sclk_cntl |= FORCE_HDP; WREG32_PLL(SCLK_CNTL, sclk_cntl); WREG32_PLL(SCLK_CNTL2, sclk_cntl2); WREG32_PLL(SCLK_MORE_CNTL, sclk_more_cntl); /* set pcie lanes */ if ((rdev->flags & RADEON_IS_PCIE) && !(rdev->flags & RADEON_IS_IGP) && rdev->asic->pm.set_pcie_lanes && (ps->pcie_lanes != rdev->pm.power_state[rdev->pm.current_power_state_index].pcie_lanes)) { radeon_set_pcie_lanes(rdev, ps->pcie_lanes); DRM_DEBUG_DRIVER("Setting: p: %d\n", ps->pcie_lanes); } } void r100_pm_prepare(struct radeon_device *rdev) { struct drm_device *ddev = rdev->ddev; struct drm_crtc *crtc; struct radeon_crtc *radeon_crtc; u32 tmp; /* disable any active CRTCs */ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) { radeon_crtc = to_radeon_crtc(crtc); if (radeon_crtc->enabled) { if (radeon_crtc->crtc_id) { tmp = RREG32(RADEON_CRTC2_GEN_CNTL); tmp |= RADEON_CRTC2_DISP_REQ_EN_B; WREG32(RADEON_CRTC2_GEN_CNTL, tmp); } else { tmp = RREG32(RADEON_CRTC_GEN_CNTL); tmp |= RADEON_CRTC_DISP_REQ_EN_B; WREG32(RADEON_CRTC_GEN_CNTL, tmp); } } } } void r100_pm_finish(struct radeon_device *rdev) { struct drm_device *ddev = rdev->ddev; struct drm_crtc *crtc; struct radeon_crtc *radeon_crtc; u32 tmp; /* enable any active CRTCs */ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) { radeon_crtc = to_radeon_crtc(crtc); if (radeon_crtc->enabled) { if (radeon_crtc->crtc_id) { tmp = RREG32(RADEON_CRTC2_GEN_CNTL); tmp &= ~RADEON_CRTC2_DISP_REQ_EN_B; WREG32(RADEON_CRTC2_GEN_CNTL, tmp); } else { tmp = RREG32(RADEON_CRTC_GEN_CNTL); tmp &= ~RADEON_CRTC_DISP_REQ_EN_B; WREG32(RADEON_CRTC_GEN_CNTL, tmp); } } } } bool r100_gui_idle(struct radeon_device *rdev) { if (RREG32(RADEON_RBBM_STATUS) & RADEON_RBBM_ACTIVE) return false; else return true; } /* hpd for digital panel detect/disconnect */ bool r100_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd) { bool connected = false; switch (hpd) { case RADEON_HPD_1: if (RREG32(RADEON_FP_GEN_CNTL) & RADEON_FP_DETECT_SENSE) connected = true; break; case RADEON_HPD_2: if (RREG32(RADEON_FP2_GEN_CNTL) & RADEON_FP2_DETECT_SENSE) connected = true; break; default: break; } return connected; } void r100_hpd_set_polarity(struct radeon_device *rdev, enum radeon_hpd_id hpd) { u32 tmp; bool connected = r100_hpd_sense(rdev, hpd); switch (hpd) { case RADEON_HPD_1: tmp = RREG32(RADEON_FP_GEN_CNTL); if (connected) tmp &= ~RADEON_FP_DETECT_INT_POL; else tmp |= RADEON_FP_DETECT_INT_POL; WREG32(RADEON_FP_GEN_CNTL, tmp); break; case RADEON_HPD_2: tmp = RREG32(RADEON_FP2_GEN_CNTL); if (connected) tmp &= ~RADEON_FP2_DETECT_INT_POL; else tmp |= RADEON_FP2_DETECT_INT_POL; WREG32(RADEON_FP2_GEN_CNTL, tmp); break; default: break; } } void r100_hpd_init(struct radeon_device *rdev) { struct drm_device *dev = rdev->ddev; struct drm_connector *connector; list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); switch (radeon_connector->hpd.hpd) { case RADEON_HPD_1: rdev->irq.hpd[0] = true; break; case RADEON_HPD_2: rdev->irq.hpd[1] = true; break; default: break; } radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); } if (rdev->irq.installed) r100_irq_set(rdev); } void r100_hpd_fini(struct radeon_device *rdev) { struct drm_device *dev = rdev->ddev; struct drm_connector *connector; list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); switch (radeon_connector->hpd.hpd) { case RADEON_HPD_1: rdev->irq.hpd[0] = false; break; case RADEON_HPD_2: rdev->irq.hpd[1] = false; break; default: break; } } } /* * PCI GART */ void r100_pci_gart_tlb_flush(struct radeon_device *rdev) { /* TODO: can we do somethings here ? */ /* It seems hw only cache one entry so we should discard this * entry otherwise if first GPU GART read hit this entry it * could end up in wrong address. */ } int r100_pci_gart_init(struct radeon_device *rdev) { int r; if (rdev->gart.ptr) { WARN(1, "R100 PCI GART already initialized\n"); return 0; } /* Initialize common gart structure */ r = radeon_gart_init(rdev); if (r) return r; rdev->gart.table_size = rdev->gart.num_gpu_pages * 4; rdev->asic->gart.tlb_flush = &r100_pci_gart_tlb_flush; rdev->asic->gart.set_page = &r100_pci_gart_set_page; return radeon_gart_table_ram_alloc(rdev); } /* required on r1xx, r2xx, r300, r(v)350, r420/r481, rs400/rs480 */ void r100_enable_bm(struct radeon_device *rdev) { uint32_t tmp; /* Enable bus mastering */ tmp = RREG32(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS; WREG32(RADEON_BUS_CNTL, tmp); } int r100_pci_gart_enable(struct radeon_device *rdev) { uint32_t tmp; radeon_gart_restore(rdev); /* discard memory request outside of configured range */ tmp = RREG32(RADEON_AIC_CNTL) | RADEON_DIS_OUT_OF_PCI_GART_ACCESS; WREG32(RADEON_AIC_CNTL, tmp); /* set address range for PCI address translate */ WREG32(RADEON_AIC_LO_ADDR, rdev->mc.gtt_start); WREG32(RADEON_AIC_HI_ADDR, rdev->mc.gtt_end); /* set PCI GART page-table base address */ WREG32(RADEON_AIC_PT_BASE, rdev->gart.table_addr); tmp = RREG32(RADEON_AIC_CNTL) | RADEON_PCIGART_TRANSLATE_EN; WREG32(RADEON_AIC_CNTL, tmp); r100_pci_gart_tlb_flush(rdev); DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", (unsigned)(rdev->mc.gtt_size >> 20), (unsigned long long)rdev->gart.table_addr); rdev->gart.ready = true; return 0; } void r100_pci_gart_disable(struct radeon_device *rdev) { uint32_t tmp; /* discard memory request outside of configured range */ tmp = RREG32(RADEON_AIC_CNTL) | RADEON_DIS_OUT_OF_PCI_GART_ACCESS; WREG32(RADEON_AIC_CNTL, tmp & ~RADEON_PCIGART_TRANSLATE_EN); WREG32(RADEON_AIC_LO_ADDR, 0); WREG32(RADEON_AIC_HI_ADDR, 0); } int r100_pci_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr) { u32 *gtt = rdev->gart.ptr; if (i < 0 || i > rdev->gart.num_gpu_pages) { return -EINVAL; } gtt[i] = cpu_to_le32(lower_32_bits(addr)); return 0; } void r100_pci_gart_fini(struct radeon_device *rdev) { radeon_gart_fini(rdev); r100_pci_gart_disable(rdev); radeon_gart_table_ram_free(rdev); } int r100_irq_set(struct radeon_device *rdev) { uint32_t tmp = 0; if (!rdev->irq.installed) { WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); WREG32(R_000040_GEN_INT_CNTL, 0); return -EINVAL; } if (rdev->irq.sw_int[RADEON_RING_TYPE_GFX_INDEX]) { tmp |= RADEON_SW_INT_ENABLE; } if (rdev->irq.gui_idle) { tmp |= RADEON_GUI_IDLE_MASK; } if (rdev->irq.crtc_vblank_int[0] || rdev->irq.pflip[0]) { tmp |= RADEON_CRTC_VBLANK_MASK; } if (rdev->irq.crtc_vblank_int[1] || rdev->irq.pflip[1]) { tmp |= RADEON_CRTC2_VBLANK_MASK; } if (rdev->irq.hpd[0]) { tmp |= RADEON_FP_DETECT_MASK; } if (rdev->irq.hpd[1]) { tmp |= RADEON_FP2_DETECT_MASK; } WREG32(RADEON_GEN_INT_CNTL, tmp); return 0; } void r100_irq_disable(struct radeon_device *rdev) { u32 tmp; WREG32(R_000040_GEN_INT_CNTL, 0); /* Wait and acknowledge irq */ mdelay(1); tmp = RREG32(R_000044_GEN_INT_STATUS); WREG32(R_000044_GEN_INT_STATUS, tmp); } static uint32_t r100_irq_ack(struct radeon_device *rdev) { uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS); uint32_t irq_mask = RADEON_SW_INT_TEST | RADEON_CRTC_VBLANK_STAT | RADEON_CRTC2_VBLANK_STAT | RADEON_FP_DETECT_STAT | RADEON_FP2_DETECT_STAT; /* the interrupt works, but the status bit is permanently asserted */ if (rdev->irq.gui_idle && radeon_gui_idle(rdev)) { if (!rdev->irq.gui_idle_acked) irq_mask |= RADEON_GUI_IDLE_STAT; } if (irqs) { WREG32(RADEON_GEN_INT_STATUS, irqs); } return irqs & irq_mask; } int r100_irq_process(struct radeon_device *rdev) { uint32_t status, msi_rearm; bool queue_hotplug = false; /* reset gui idle ack. the status bit is broken */ rdev->irq.gui_idle_acked = false; status = r100_irq_ack(rdev); if (!status) { return IRQ_NONE; } if (rdev->shutdown) { return IRQ_NONE; } while (status) { /* SW interrupt */ if (status & RADEON_SW_INT_TEST) { radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); } /* gui idle interrupt */ if (status & RADEON_GUI_IDLE_STAT) { rdev->irq.gui_idle_acked = true; rdev->pm.gui_idle = true; wake_up(&rdev->irq.idle_queue); } /* Vertical blank interrupts */ if (status & RADEON_CRTC_VBLANK_STAT) { if (rdev->irq.crtc_vblank_int[0]) { drm_handle_vblank(rdev->ddev, 0); rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); } if (rdev->irq.pflip[0]) radeon_crtc_handle_flip(rdev, 0); } if (status & RADEON_CRTC2_VBLANK_STAT) { if (rdev->irq.crtc_vblank_int[1]) { drm_handle_vblank(rdev->ddev, 1); rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); } if (rdev->irq.pflip[1]) radeon_crtc_handle_flip(rdev, 1); } if (status & RADEON_FP_DETECT_STAT) { queue_hotplug = true; DRM_DEBUG("HPD1\n"); } if (status & RADEON_FP2_DETECT_STAT) { queue_hotplug = true; DRM_DEBUG("HPD2\n"); } status = r100_irq_ack(rdev); } /* reset gui idle ack. the status bit is broken */ rdev->irq.gui_idle_acked = false; if (queue_hotplug) schedule_work(&rdev->hotplug_work); if (rdev->msi_enabled) { switch (rdev->family) { case CHIP_RS400: case CHIP_RS480: msi_rearm = RREG32(RADEON_AIC_CNTL) & ~RS400_MSI_REARM; WREG32(RADEON_AIC_CNTL, msi_rearm); WREG32(RADEON_AIC_CNTL, msi_rearm | RS400_MSI_REARM); break; default: WREG32(RADEON_MSI_REARM_EN, RV370_MSI_REARM_EN); break; } } return IRQ_HANDLED; } u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc) { if (crtc == 0) return RREG32(RADEON_CRTC_CRNT_FRAME); else return RREG32(RADEON_CRTC2_CRNT_FRAME); } /* Who ever call radeon_fence_emit should call ring_lock and ask * for enough space (today caller are ib schedule and buffer move) */ void r100_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence) { struct radeon_ring *ring = &rdev->ring[fence->ring]; /* We have to make sure that caches are flushed before * CPU might read something from VRAM. */ radeon_ring_write(ring, PACKET0(RADEON_RB3D_DSTCACHE_CTLSTAT, 0)); radeon_ring_write(ring, RADEON_RB3D_DC_FLUSH_ALL); radeon_ring_write(ring, PACKET0(RADEON_RB3D_ZCACHE_CTLSTAT, 0)); radeon_ring_write(ring, RADEON_RB3D_ZC_FLUSH_ALL); /* Wait until IDLE & CLEAN */ radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); radeon_ring_write(ring, RADEON_WAIT_2D_IDLECLEAN | RADEON_WAIT_3D_IDLECLEAN); radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0)); radeon_ring_write(ring, rdev->config.r100.hdp_cntl | RADEON_HDP_READ_BUFFER_INVALIDATE); radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0)); radeon_ring_write(ring, rdev->config.r100.hdp_cntl); /* Emit fence sequence & fire IRQ */ radeon_ring_write(ring, PACKET0(rdev->fence_drv[fence->ring].scratch_reg, 0)); radeon_ring_write(ring, fence->seq); radeon_ring_write(ring, PACKET0(RADEON_GEN_INT_STATUS, 0)); radeon_ring_write(ring, RADEON_SW_INT_FIRE); } void r100_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait) { /* Unused on older asics, since we don't have semaphores or multiple rings */ BUG(); } int r100_copy_blit(struct radeon_device *rdev, uint64_t src_offset, uint64_t dst_offset, unsigned num_gpu_pages, struct radeon_fence *fence) { struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; uint32_t cur_pages; uint32_t stride_bytes = RADEON_GPU_PAGE_SIZE; uint32_t pitch; uint32_t stride_pixels; unsigned ndw; int num_loops; int r = 0; /* radeon limited to 16k stride */ stride_bytes &= 0x3fff; /* radeon pitch is /64 */ pitch = stride_bytes / 64; stride_pixels = stride_bytes / 4; num_loops = DIV_ROUND_UP(num_gpu_pages, 8191); /* Ask for enough room for blit + flush + fence */ ndw = 64 + (10 * num_loops); r = radeon_ring_lock(rdev, ring, ndw); if (r) { DRM_ERROR("radeon: moving bo (%d) asking for %u dw.\n", r, ndw); return -EINVAL; } while (num_gpu_pages > 0) { cur_pages = num_gpu_pages; if (cur_pages > 8191) { cur_pages = 8191; } num_gpu_pages -= cur_pages; /* pages are in Y direction - height page width in X direction - width */ radeon_ring_write(ring, PACKET3(PACKET3_BITBLT_MULTI, 8)); radeon_ring_write(ring, RADEON_GMC_SRC_PITCH_OFFSET_CNTL | RADEON_GMC_DST_PITCH_OFFSET_CNTL | RADEON_GMC_SRC_CLIPPING | RADEON_GMC_DST_CLIPPING | RADEON_GMC_BRUSH_NONE | (RADEON_COLOR_FORMAT_ARGB8888 << 8) | RADEON_GMC_SRC_DATATYPE_COLOR | RADEON_ROP3_S | RADEON_DP_SRC_SOURCE_MEMORY | RADEON_GMC_CLR_CMP_CNTL_DIS | RADEON_GMC_WR_MSK_DIS); radeon_ring_write(ring, (pitch << 22) | (src_offset >> 10)); radeon_ring_write(ring, (pitch << 22) | (dst_offset >> 10)); radeon_ring_write(ring, (0x1fff) | (0x1fff << 16)); radeon_ring_write(ring, 0); radeon_ring_write(ring, (0x1fff) | (0x1fff << 16)); radeon_ring_write(ring, num_gpu_pages); radeon_ring_write(ring, num_gpu_pages); radeon_ring_write(ring, cur_pages | (stride_pixels << 16)); } radeon_ring_write(ring, PACKET0(RADEON_DSTCACHE_CTLSTAT, 0)); radeon_ring_write(ring, RADEON_RB2D_DC_FLUSH_ALL); radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); radeon_ring_write(ring, RADEON_WAIT_2D_IDLECLEAN | RADEON_WAIT_HOST_IDLECLEAN | RADEON_WAIT_DMA_GUI_IDLE); if (fence) { r = radeon_fence_emit(rdev, fence); } radeon_ring_unlock_commit(rdev, ring); return r; } static int r100_cp_wait_for_idle(struct radeon_device *rdev) { unsigned i; u32 tmp; for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(R_000E40_RBBM_STATUS); if (!G_000E40_CP_CMDSTRM_BUSY(tmp)) { return 0; } udelay(1); } return -1; } void r100_ring_start(struct radeon_device *rdev, struct radeon_ring *ring) { int r; r = radeon_ring_lock(rdev, ring, 2); if (r) { return; } radeon_ring_write(ring, PACKET0(RADEON_ISYNC_CNTL, 0)); radeon_ring_write(ring, RADEON_ISYNC_ANY2D_IDLE3D | RADEON_ISYNC_ANY3D_IDLE2D | RADEON_ISYNC_WAIT_IDLEGUI | RADEON_ISYNC_CPSCRATCH_IDLEGUI); radeon_ring_unlock_commit(rdev, ring); } /* Load the microcode for the CP */ static int r100_cp_init_microcode(struct radeon_device *rdev) { struct platform_device *pdev; const char *fw_name = NULL; int err; DRM_DEBUG_KMS("\n"); pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); err = IS_ERR(pdev); if (err) { printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); return -EINVAL; } if ((rdev->family == CHIP_R100) || (rdev->family == CHIP_RV100) || (rdev->family == CHIP_RV200) || (rdev->family == CHIP_RS100) || (rdev->family == CHIP_RS200)) { DRM_INFO("Loading R100 Microcode\n"); fw_name = FIRMWARE_R100; } else if ((rdev->family == CHIP_R200) || (rdev->family == CHIP_RV250) || (rdev->family == CHIP_RV280) || (rdev->family == CHIP_RS300)) { DRM_INFO("Loading R200 Microcode\n"); fw_name = FIRMWARE_R200; } else if ((rdev->family == CHIP_R300) || (rdev->family == CHIP_R350) || (rdev->family == CHIP_RV350) || (rdev->family == CHIP_RV380) || (rdev->family == CHIP_RS400) || (rdev->family == CHIP_RS480)) { DRM_INFO("Loading R300 Microcode\n"); fw_name = FIRMWARE_R300; } else if ((rdev->family == CHIP_R420) || (rdev->family == CHIP_R423) || (rdev->family == CHIP_RV410)) { DRM_INFO("Loading R400 Microcode\n"); fw_name = FIRMWARE_R420; } else if ((rdev->family == CHIP_RS690) || (rdev->family == CHIP_RS740)) { DRM_INFO("Loading RS690/RS740 Microcode\n"); fw_name = FIRMWARE_RS690; } else if (rdev->family == CHIP_RS600) { DRM_INFO("Loading RS600 Microcode\n"); fw_name = FIRMWARE_RS600; } else if ((rdev->family == CHIP_RV515) || (rdev->family == CHIP_R520) || (rdev->family == CHIP_RV530) || (rdev->family == CHIP_R580) || (rdev->family == CHIP_RV560) || (rdev->family == CHIP_RV570)) { DRM_INFO("Loading R500 Microcode\n"); fw_name = FIRMWARE_R520; } err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); platform_device_unregister(pdev); if (err) { printk(KERN_ERR "radeon_cp: Failed to load firmware \"%s\"\n", fw_name); } else if (rdev->me_fw->size % 8) { printk(KERN_ERR "radeon_cp: Bogus length %zu in firmware \"%s\"\n", rdev->me_fw->size, fw_name); err = -EINVAL; release_firmware(rdev->me_fw); rdev->me_fw = NULL; } return err; } static void r100_cp_load_microcode(struct radeon_device *rdev) { const __be32 *fw_data; int i, size; if (r100_gui_wait_for_idle(rdev)) { printk(KERN_WARNING "Failed to wait GUI idle while " "programming pipes. Bad things might happen.\n"); } if (rdev->me_fw) { size = rdev->me_fw->size / 4; fw_data = (const __be32 *)&rdev->me_fw->data[0]; WREG32(RADEON_CP_ME_RAM_ADDR, 0); for (i = 0; i < size; i += 2) { WREG32(RADEON_CP_ME_RAM_DATAH, be32_to_cpup(&fw_data[i])); WREG32(RADEON_CP_ME_RAM_DATAL, be32_to_cpup(&fw_data[i + 1])); } } } int r100_cp_init(struct radeon_device *rdev, unsigned ring_size) { struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; unsigned rb_bufsz; unsigned rb_blksz; unsigned max_fetch; unsigned pre_write_timer; unsigned pre_write_limit; unsigned indirect2_start; unsigned indirect1_start; uint32_t tmp; int r; if (r100_debugfs_cp_init(rdev)) { DRM_ERROR("Failed to register debugfs file for CP !\n"); } if (!rdev->me_fw) { r = r100_cp_init_microcode(rdev); if (r) { DRM_ERROR("Failed to load firmware!\n"); return r; } } /* Align ring size */ rb_bufsz = drm_order(ring_size / 8); ring_size = (1 << (rb_bufsz + 1)) * 4; r100_cp_load_microcode(rdev); r = radeon_ring_init(rdev, ring, ring_size, RADEON_WB_CP_RPTR_OFFSET, RADEON_CP_RB_RPTR, RADEON_CP_RB_WPTR, 0, 0x7fffff, RADEON_CP_PACKET2); if (r) { return r; } /* Each time the cp read 1024 bytes (16 dword/quadword) update * the rptr copy in system ram */ rb_blksz = 9; /* cp will read 128bytes at a time (4 dwords) */ max_fetch = 1; ring->align_mask = 16 - 1; /* Write to CP_RB_WPTR will be delayed for pre_write_timer clocks */ pre_write_timer = 64; /* Force CP_RB_WPTR write if written more than one time before the * delay expire */ pre_write_limit = 0; /* Setup the cp cache like this (cache size is 96 dwords) : * RING 0 to 15 * INDIRECT1 16 to 79 * INDIRECT2 80 to 95 * So ring cache size is 16dwords (> (2 * max_fetch = 2 * 4dwords)) * indirect1 cache size is 64dwords (> (2 * max_fetch = 2 * 4dwords)) * indirect2 cache size is 16dwords (> (2 * max_fetch = 2 * 4dwords)) * Idea being that most of the gpu cmd will be through indirect1 buffer * so it gets the bigger cache. */ indirect2_start = 80; indirect1_start = 16; /* cp setup */ WREG32(0x718, pre_write_timer | (pre_write_limit << 28)); tmp = (REG_SET(RADEON_RB_BUFSZ, rb_bufsz) | REG_SET(RADEON_RB_BLKSZ, rb_blksz) | REG_SET(RADEON_MAX_FETCH, max_fetch)); #ifdef __BIG_ENDIAN tmp |= RADEON_BUF_SWAP_32BIT; #endif WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_NO_UPDATE); /* Set ring address */ DRM_INFO("radeon: ring at 0x%016lX\n", (unsigned long)ring->gpu_addr); WREG32(RADEON_CP_RB_BASE, ring->gpu_addr); /* Force read & write ptr to 0 */ WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA | RADEON_RB_NO_UPDATE); WREG32(RADEON_CP_RB_RPTR_WR, 0); ring->wptr = 0; WREG32(RADEON_CP_RB_WPTR, ring->wptr); /* set the wb address whether it's enabled or not */ WREG32(R_00070C_CP_RB_RPTR_ADDR, S_00070C_RB_RPTR_ADDR((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) >> 2)); WREG32(R_000774_SCRATCH_ADDR, rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET); if (rdev->wb.enabled) WREG32(R_000770_SCRATCH_UMSK, 0xff); else { tmp |= RADEON_RB_NO_UPDATE; WREG32(R_000770_SCRATCH_UMSK, 0); } WREG32(RADEON_CP_RB_CNTL, tmp); udelay(10); ring->rptr = RREG32(RADEON_CP_RB_RPTR); /* Set cp mode to bus mastering & enable cp*/ WREG32(RADEON_CP_CSQ_MODE, REG_SET(RADEON_INDIRECT2_START, indirect2_start) | REG_SET(RADEON_INDIRECT1_START, indirect1_start)); WREG32(RADEON_CP_RB_WPTR_DELAY, 0); WREG32(RADEON_CP_CSQ_MODE, 0x00004D4D); WREG32(RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIBM_INDBM); radeon_ring_start(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring); if (r) { DRM_ERROR("radeon: cp isn't working (%d).\n", r); return r; } ring->ready = true; radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size); return 0; } void r100_cp_fini(struct radeon_device *rdev) { if (r100_cp_wait_for_idle(rdev)) { DRM_ERROR("Wait for CP idle timeout, shutting down CP.\n"); } /* Disable ring */ r100_cp_disable(rdev); radeon_ring_fini(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); DRM_INFO("radeon: cp finalized\n"); } void r100_cp_disable(struct radeon_device *rdev) { /* Disable ring */ radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; WREG32(RADEON_CP_CSQ_MODE, 0); WREG32(RADEON_CP_CSQ_CNTL, 0); WREG32(R_000770_SCRATCH_UMSK, 0); if (r100_gui_wait_for_idle(rdev)) { printk(KERN_WARNING "Failed to wait GUI idle while " "programming pipes. Bad things might happen.\n"); } } /* * CS functions */ int r100_cs_parse_packet0(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, const unsigned *auth, unsigned n, radeon_packet0_check_t check) { unsigned reg; unsigned i, j, m; unsigned idx; int r; idx = pkt->idx + 1; reg = pkt->reg; /* Check that register fall into register range * determined by the number of entry (n) in the * safe register bitmap. */ if (pkt->one_reg_wr) { if ((reg >> 7) > n) { return -EINVAL; } } else { if (((reg + (pkt->count << 2)) >> 7) > n) { return -EINVAL; } } for (i = 0; i <= pkt->count; i++, idx++) { j = (reg >> 7); m = 1 << ((reg >> 2) & 31); if (auth[j] & m) { r = check(p, pkt, idx, reg); if (r) { return r; } } if (pkt->one_reg_wr) { if (!(auth[j] & m)) { break; } } else { reg += 4; } } return 0; } void r100_cs_dump_packet(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt) { volatile uint32_t *ib; unsigned i; unsigned idx; ib = p->ib->ptr; idx = pkt->idx; for (i = 0; i <= (pkt->count + 1); i++, idx++) { DRM_INFO("ib[%d]=0x%08X\n", idx, ib[idx]); } } /** * r100_cs_packet_parse() - parse cp packet and point ib index to next packet * @parser: parser structure holding parsing context. * @pkt: where to store packet informations * * Assume that chunk_ib_index is properly set. Will return -EINVAL * if packet is bigger than remaining ib size. or if packets is unknown. **/ int r100_cs_packet_parse(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx) { struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; uint32_t header; if (idx >= ib_chunk->length_dw) { DRM_ERROR("Can not parse packet at %d after CS end %d !\n", idx, ib_chunk->length_dw); return -EINVAL; } header = radeon_get_ib_value(p, idx); pkt->idx = idx; pkt->type = CP_PACKET_GET_TYPE(header); pkt->count = CP_PACKET_GET_COUNT(header); switch (pkt->type) { case PACKET_TYPE0: pkt->reg = CP_PACKET0_GET_REG(header); pkt->one_reg_wr = CP_PACKET0_GET_ONE_REG_WR(header); break; case PACKET_TYPE3: pkt->opcode = CP_PACKET3_GET_OPCODE(header); break; case PACKET_TYPE2: pkt->count = -1; break; default: DRM_ERROR("Unknown packet type %d at %d !\n", pkt->type, idx); return -EINVAL; } if ((pkt->count + 1 + pkt->idx) >= ib_chunk->length_dw) { DRM_ERROR("Packet (%d:%d:%d) end after CS buffer (%d) !\n", pkt->idx, pkt->type, pkt->count, ib_chunk->length_dw); return -EINVAL; } return 0; } /** * r100_cs_packet_next_vline() - parse userspace VLINE packet * @parser: parser structure holding parsing context. * * Userspace sends a special sequence for VLINE waits. * PACKET0 - VLINE_START_END + value * PACKET0 - WAIT_UNTIL +_value * RELOC (P3) - crtc_id in reloc. * * This function parses this and relocates the VLINE START END * and WAIT UNTIL packets to the correct crtc. * It also detects a switched off crtc and nulls out the * wait in that case. */ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p) { struct drm_mode_object *obj; struct drm_crtc *crtc; struct radeon_crtc *radeon_crtc; struct radeon_cs_packet p3reloc, waitreloc; int crtc_id; int r; uint32_t header, h_idx, reg; volatile uint32_t *ib; ib = p->ib->ptr; /* parse the wait until */ r = r100_cs_packet_parse(p, &waitreloc, p->idx); if (r) return r; /* check its a wait until and only 1 count */ if (waitreloc.reg != RADEON_WAIT_UNTIL || waitreloc.count != 0) { DRM_ERROR("vline wait had illegal wait until segment\n"); return -EINVAL; } if (radeon_get_ib_value(p, waitreloc.idx + 1) != RADEON_WAIT_CRTC_VLINE) { DRM_ERROR("vline wait had illegal wait until\n"); return -EINVAL; } /* jump over the NOP */ r = r100_cs_packet_parse(p, &p3reloc, p->idx + waitreloc.count + 2); if (r) return r; h_idx = p->idx - 2; p->idx += waitreloc.count + 2; p->idx += p3reloc.count + 2; header = radeon_get_ib_value(p, h_idx); crtc_id = radeon_get_ib_value(p, h_idx + 5); reg = CP_PACKET0_GET_REG(header); obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC); if (!obj) { DRM_ERROR("cannot find crtc %d\n", crtc_id); return -EINVAL; } crtc = obj_to_crtc(obj); radeon_crtc = to_radeon_crtc(crtc); crtc_id = radeon_crtc->crtc_id; if (!crtc->enabled) { /* if the CRTC isn't enabled - we need to nop out the wait until */ ib[h_idx + 2] = PACKET2(0); ib[h_idx + 3] = PACKET2(0); } else if (crtc_id == 1) { switch (reg) { case AVIVO_D1MODE_VLINE_START_END: header &= ~R300_CP_PACKET0_REG_MASK; header |= AVIVO_D2MODE_VLINE_START_END >> 2; break; case RADEON_CRTC_GUI_TRIG_VLINE: header &= ~R300_CP_PACKET0_REG_MASK; header |= RADEON_CRTC2_GUI_TRIG_VLINE >> 2; break; default: DRM_ERROR("unknown crtc reloc\n"); return -EINVAL; } ib[h_idx] = header; ib[h_idx + 3] |= RADEON_ENG_DISPLAY_SELECT_CRTC1; } return 0; } /** * r100_cs_packet_next_reloc() - parse next packet which should be reloc packet3 * @parser: parser structure holding parsing context. * @data: pointer to relocation data * @offset_start: starting offset * @offset_mask: offset mask (to align start offset on) * @reloc: reloc informations * * Check next packet is relocation packet3, do bo validation and compute * GPU offset using the provided start. **/ int r100_cs_packet_next_reloc(struct radeon_cs_parser *p, struct radeon_cs_reloc **cs_reloc) { struct radeon_cs_chunk *relocs_chunk; struct radeon_cs_packet p3reloc; unsigned idx; int r; if (p->chunk_relocs_idx == -1) { DRM_ERROR("No relocation chunk !\n"); return -EINVAL; } *cs_reloc = NULL; relocs_chunk = &p->chunks[p->chunk_relocs_idx]; r = r100_cs_packet_parse(p, &p3reloc, p->idx); if (r) { return r; } p->idx += p3reloc.count + 2; if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) { DRM_ERROR("No packet3 for relocation for packet at %d.\n", p3reloc.idx); r100_cs_dump_packet(p, &p3reloc); return -EINVAL; } idx = radeon_get_ib_value(p, p3reloc.idx + 1); if (idx >= relocs_chunk->length_dw) { DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", idx, relocs_chunk->length_dw); r100_cs_dump_packet(p, &p3reloc); return -EINVAL; } /* FIXME: we assume reloc size is 4 dwords */ *cs_reloc = p->relocs_ptr[(idx / 4)]; return 0; } static int r100_get_vtx_size(uint32_t vtx_fmt) { int vtx_size; vtx_size = 2; /* ordered according to bits in spec */ if (vtx_fmt & RADEON_SE_VTX_FMT_W0) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_FPCOLOR) vtx_size += 3; if (vtx_fmt & RADEON_SE_VTX_FMT_FPALPHA) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_PKCOLOR) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_FPSPEC) vtx_size += 3; if (vtx_fmt & RADEON_SE_VTX_FMT_FPFOG) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_PKSPEC) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_ST0) vtx_size += 2; if (vtx_fmt & RADEON_SE_VTX_FMT_ST1) vtx_size += 2; if (vtx_fmt & RADEON_SE_VTX_FMT_Q1) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_ST2) vtx_size += 2; if (vtx_fmt & RADEON_SE_VTX_FMT_Q2) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_ST3) vtx_size += 2; if (vtx_fmt & RADEON_SE_VTX_FMT_Q3) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_Q0) vtx_size++; /* blend weight */ if (vtx_fmt & (0x7 << 15)) vtx_size += (vtx_fmt >> 15) & 0x7; if (vtx_fmt & RADEON_SE_VTX_FMT_N0) vtx_size += 3; if (vtx_fmt & RADEON_SE_VTX_FMT_XY1) vtx_size += 2; if (vtx_fmt & RADEON_SE_VTX_FMT_Z1) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_W1) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_N1) vtx_size++; if (vtx_fmt & RADEON_SE_VTX_FMT_Z) vtx_size++; return vtx_size; } static int r100_packet0_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx, unsigned reg) { struct radeon_cs_reloc *reloc; struct r100_cs_track *track; volatile uint32_t *ib; uint32_t tmp; int r; int i, face; u32 tile_flags = 0; u32 idx_value; ib = p->ib->ptr; track = (struct r100_cs_track *)p->track; idx_value = radeon_get_ib_value(p, idx); switch (reg) { case RADEON_CRTC_GUI_TRIG_VLINE: r = r100_cs_packet_parse_vline(p); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); r100_cs_dump_packet(p, pkt); return r; } break; /* FIXME: only allow PACKET3 blit? easier to check for out of * range access */ case RADEON_DST_PITCH_OFFSET: case RADEON_SRC_PITCH_OFFSET: r = r100_reloc_pitch_offset(p, pkt, idx, reg); if (r) return r; break; case RADEON_RB3D_DEPTHOFFSET: r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); r100_cs_dump_packet(p, pkt); return r; } track->zb.robj = reloc->robj; track->zb.offset = idx_value; track->zb_dirty = true; ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case RADEON_RB3D_COLOROFFSET: r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); r100_cs_dump_packet(p, pkt); return r; } track->cb[0].robj = reloc->robj; track->cb[0].offset = idx_value; track->cb_dirty = true; ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case RADEON_PP_TXOFFSET_0: case RADEON_PP_TXOFFSET_1: case RADEON_PP_TXOFFSET_2: i = (reg - RADEON_PP_TXOFFSET_0) / 24; r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); r100_cs_dump_packet(p, pkt); return r; } if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) tile_flags |= RADEON_TXO_MACRO_TILE; if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) tile_flags |= RADEON_TXO_MICRO_TILE_X2; tmp = idx_value & ~(0x7 << 2); tmp |= tile_flags; ib[idx] = tmp + ((u32)reloc->lobj.gpu_offset); } else ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[i].robj = reloc->robj; track->tex_dirty = true; break; case RADEON_PP_CUBIC_OFFSET_T0_0: case RADEON_PP_CUBIC_OFFSET_T0_1: case RADEON_PP_CUBIC_OFFSET_T0_2: case RADEON_PP_CUBIC_OFFSET_T0_3: case RADEON_PP_CUBIC_OFFSET_T0_4: i = (reg - RADEON_PP_CUBIC_OFFSET_T0_0) / 4; r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); r100_cs_dump_packet(p, pkt); return r; } track->textures[0].cube_info[i].offset = idx_value; ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[0].cube_info[i].robj = reloc->robj; track->tex_dirty = true; break; case RADEON_PP_CUBIC_OFFSET_T1_0: case RADEON_PP_CUBIC_OFFSET_T1_1: case RADEON_PP_CUBIC_OFFSET_T1_2: case RADEON_PP_CUBIC_OFFSET_T1_3: case RADEON_PP_CUBIC_OFFSET_T1_4: i = (reg - RADEON_PP_CUBIC_OFFSET_T1_0) / 4; r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); r100_cs_dump_packet(p, pkt); return r; } track->textures[1].cube_info[i].offset = idx_value; ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[1].cube_info[i].robj = reloc->robj; track->tex_dirty = true; break; case RADEON_PP_CUBIC_OFFSET_T2_0: case RADEON_PP_CUBIC_OFFSET_T2_1: case RADEON_PP_CUBIC_OFFSET_T2_2: case RADEON_PP_CUBIC_OFFSET_T2_3: case RADEON_PP_CUBIC_OFFSET_T2_4: i = (reg - RADEON_PP_CUBIC_OFFSET_T2_0) / 4; r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); r100_cs_dump_packet(p, pkt); return r; } track->textures[2].cube_info[i].offset = idx_value; ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[2].cube_info[i].robj = reloc->robj; track->tex_dirty = true; break; case RADEON_RE_WIDTH_HEIGHT: track->maxy = ((idx_value >> 16) & 0x7FF); track->cb_dirty = true; track->zb_dirty = true; break; case RADEON_RB3D_COLORPITCH: r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); r100_cs_dump_packet(p, pkt); return r; } if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) tile_flags |= RADEON_COLOR_TILE_ENABLE; if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) tile_flags |= RADEON_COLOR_MICROTILE_ENABLE; tmp = idx_value & ~(0x7 << 16); tmp |= tile_flags; ib[idx] = tmp; } else ib[idx] = idx_value; track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK; track->cb_dirty = true; break; case RADEON_RB3D_DEPTHPITCH: track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK; track->zb_dirty = true; break; case RADEON_RB3D_CNTL: switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) { case 7: case 8: case 9: case 11: case 12: track->cb[0].cpp = 1; break; case 3: case 4: case 15: track->cb[0].cpp = 2; break; case 6: track->cb[0].cpp = 4; break; default: DRM_ERROR("Invalid color buffer format (%d) !\n", ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f)); return -EINVAL; } track->z_enabled = !!(idx_value & RADEON_Z_ENABLE); track->cb_dirty = true; track->zb_dirty = true; break; case RADEON_RB3D_ZSTENCILCNTL: switch (idx_value & 0xf) { case 0: track->zb.cpp = 2; break; case 2: case 3: case 4: case 5: case 9: case 11: track->zb.cpp = 4; break; default: break; } track->zb_dirty = true; break; case RADEON_RB3D_ZPASS_ADDR: r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); r100_cs_dump_packet(p, pkt); return r; } ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case RADEON_PP_CNTL: { uint32_t temp = idx_value >> 4; for (i = 0; i < track->num_texture; i++) track->textures[i].enabled = !!(temp & (1 << i)); track->tex_dirty = true; } break; case RADEON_SE_VF_CNTL: track->vap_vf_cntl = idx_value; break; case RADEON_SE_VTX_FMT: track->vtx_size = r100_get_vtx_size(idx_value); break; case RADEON_PP_TEX_SIZE_0: case RADEON_PP_TEX_SIZE_1: case RADEON_PP_TEX_SIZE_2: i = (reg - RADEON_PP_TEX_SIZE_0) / 8; track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1; track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1; track->tex_dirty = true; break; case RADEON_PP_TEX_PITCH_0: case RADEON_PP_TEX_PITCH_1: case RADEON_PP_TEX_PITCH_2: i = (reg - RADEON_PP_TEX_PITCH_0) / 8; track->textures[i].pitch = idx_value + 32; track->tex_dirty = true; break; case RADEON_PP_TXFILTER_0: case RADEON_PP_TXFILTER_1: case RADEON_PP_TXFILTER_2: i = (reg - RADEON_PP_TXFILTER_0) / 24; track->textures[i].num_levels = ((idx_value & RADEON_MAX_MIP_LEVEL_MASK) >> RADEON_MAX_MIP_LEVEL_SHIFT); tmp = (idx_value >> 23) & 0x7; if (tmp == 2 || tmp == 6) track->textures[i].roundup_w = false; tmp = (idx_value >> 27) & 0x7; if (tmp == 2 || tmp == 6) track->textures[i].roundup_h = false; track->tex_dirty = true; break; case RADEON_PP_TXFORMAT_0: case RADEON_PP_TXFORMAT_1: case RADEON_PP_TXFORMAT_2: i = (reg - RADEON_PP_TXFORMAT_0) / 24; if (idx_value & RADEON_TXFORMAT_NON_POWER2) { track->textures[i].use_pitch = 1; } else { track->textures[i].use_pitch = 0; track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK); track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK); } if (idx_value & RADEON_TXFORMAT_CUBIC_MAP_ENABLE) track->textures[i].tex_coord_type = 2; switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) { case RADEON_TXFORMAT_I8: case RADEON_TXFORMAT_RGB332: case RADEON_TXFORMAT_Y8: track->textures[i].cpp = 1; track->textures[i].compress_format = R100_TRACK_COMP_NONE; break; case RADEON_TXFORMAT_AI88: case RADEON_TXFORMAT_ARGB1555: case RADEON_TXFORMAT_RGB565: case RADEON_TXFORMAT_ARGB4444: case RADEON_TXFORMAT_VYUY422: case RADEON_TXFORMAT_YVYU422: case RADEON_TXFORMAT_SHADOW16: case RADEON_TXFORMAT_LDUDV655: case RADEON_TXFORMAT_DUDV88: track->textures[i].cpp = 2; track->textures[i].compress_format = R100_TRACK_COMP_NONE; break; case RADEON_TXFORMAT_ARGB8888: case RADEON_TXFORMAT_RGBA8888: case RADEON_TXFORMAT_SHADOW32: case RADEON_TXFORMAT_LDUDUV8888: track->textures[i].cpp = 4; track->textures[i].compress_format = R100_TRACK_COMP_NONE; break; case RADEON_TXFORMAT_DXT1: track->textures[i].cpp = 1; track->textures[i].compress_format = R100_TRACK_COMP_DXT1; break; case RADEON_TXFORMAT_DXT23: case RADEON_TXFORMAT_DXT45: track->textures[i].cpp = 1; track->textures[i].compress_format = R100_TRACK_COMP_DXT35; break; } track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf); track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf); track->tex_dirty = true; break; case RADEON_PP_CUBIC_FACES_0: case RADEON_PP_CUBIC_FACES_1: case RADEON_PP_CUBIC_FACES_2: tmp = idx_value; i = (reg - RADEON_PP_CUBIC_FACES_0) / 4; for (face = 0; face < 4; face++) { track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf); track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf); } track->tex_dirty = true; break; default: printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n", reg, idx); return -EINVAL; } return 0; } int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, struct radeon_bo *robj) { unsigned idx; u32 value; idx = pkt->idx + 1; value = radeon_get_ib_value(p, idx + 2); if ((value + 1) > radeon_bo_size(robj)) { DRM_ERROR("[drm] Buffer too small for PACKET3 INDX_BUFFER " "(need %u have %lu) !\n", value + 1, radeon_bo_size(robj)); return -EINVAL; } return 0; } static int r100_packet3_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt) { struct radeon_cs_reloc *reloc; struct r100_cs_track *track; unsigned idx; volatile uint32_t *ib; int r; ib = p->ib->ptr; idx = pkt->idx + 1; track = (struct r100_cs_track *)p->track; switch (pkt->opcode) { case PACKET3_3D_LOAD_VBPNTR: r = r100_packet3_load_vbpntr(p, pkt, idx); if (r) return r; break; case PACKET3_INDX_BUFFER: r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode); r100_cs_dump_packet(p, pkt); return r; } ib[idx+1] = radeon_get_ib_value(p, idx+1) + ((u32)reloc->lobj.gpu_offset); r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj); if (r) { return r; } break; case 0x23: /* 3D_RNDR_GEN_INDX_PRIM on r100/r200 */ r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode); r100_cs_dump_packet(p, pkt); return r; } ib[idx] = radeon_get_ib_value(p, idx) + ((u32)reloc->lobj.gpu_offset); track->num_arrays = 1; track->vtx_size = r100_get_vtx_size(radeon_get_ib_value(p, idx + 2)); track->arrays[0].robj = reloc->robj; track->arrays[0].esize = track->vtx_size; track->max_indx = radeon_get_ib_value(p, idx+1); track->vap_vf_cntl = radeon_get_ib_value(p, idx+3); track->immd_dwords = pkt->count - 1; r = r100_cs_track_check(p->rdev, track); if (r) return r; break; case PACKET3_3D_DRAW_IMMD: if (((radeon_get_ib_value(p, idx + 1) >> 4) & 0x3) != 3) { DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); return -EINVAL; } track->vtx_size = r100_get_vtx_size(radeon_get_ib_value(p, idx + 0)); track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); track->immd_dwords = pkt->count - 1; r = r100_cs_track_check(p->rdev, track); if (r) return r; break; /* triggers drawing using in-packet vertex data */ case PACKET3_3D_DRAW_IMMD_2: if (((radeon_get_ib_value(p, idx) >> 4) & 0x3) != 3) { DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); return -EINVAL; } track->vap_vf_cntl = radeon_get_ib_value(p, idx); track->immd_dwords = pkt->count; r = r100_cs_track_check(p->rdev, track); if (r) return r; break; /* triggers drawing using in-packet vertex data */ case PACKET3_3D_DRAW_VBUF_2: track->vap_vf_cntl = radeon_get_ib_value(p, idx); r = r100_cs_track_check(p->rdev, track); if (r) return r; break; /* triggers drawing of vertex buffers setup elsewhere */ case PACKET3_3D_DRAW_INDX_2: track->vap_vf_cntl = radeon_get_ib_value(p, idx); r = r100_cs_track_check(p->rdev, track); if (r) return r; break; /* triggers drawing using indices to vertex buffer */ case PACKET3_3D_DRAW_VBUF: track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); r = r100_cs_track_check(p->rdev, track); if (r) return r; break; /* triggers drawing of vertex buffers setup elsewhere */ case PACKET3_3D_DRAW_INDX: track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); r = r100_cs_track_check(p->rdev, track); if (r) return r; break; /* triggers drawing using indices to vertex buffer */ case PACKET3_3D_CLEAR_HIZ: case PACKET3_3D_CLEAR_ZMASK: if (p->rdev->hyperz_filp != p->filp) return -EINVAL; break; case PACKET3_NOP: break; default: DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); return -EINVAL; } return 0; } int r100_cs_parse(struct radeon_cs_parser *p) { struct radeon_cs_packet pkt; struct r100_cs_track *track; int r; track = kzalloc(sizeof(*track), GFP_KERNEL); r100_cs_track_clear(p->rdev, track); p->track = track; do { r = r100_cs_packet_parse(p, &pkt, p->idx); if (r) { return r; } p->idx += pkt.count + 2; switch (pkt.type) { case PACKET_TYPE0: if (p->rdev->family >= CHIP_R200) r = r100_cs_parse_packet0(p, &pkt, p->rdev->config.r100.reg_safe_bm, p->rdev->config.r100.reg_safe_bm_size, &r200_packet0_check); else r = r100_cs_parse_packet0(p, &pkt, p->rdev->config.r100.reg_safe_bm, p->rdev->config.r100.reg_safe_bm_size, &r100_packet0_check); break; case PACKET_TYPE2: break; case PACKET_TYPE3: r = r100_packet3_check(p, &pkt); break; default: DRM_ERROR("Unknown packet type %d !\n", pkt.type); return -EINVAL; } if (r) { return r; } } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); return 0; } /* * Global GPU functions */ void r100_errata(struct radeon_device *rdev) { rdev->pll_errata = 0; if (rdev->family == CHIP_RV200 || rdev->family == CHIP_RS200) { rdev->pll_errata |= CHIP_ERRATA_PLL_DUMMYREADS; } if (rdev->family == CHIP_RV100 || rdev->family == CHIP_RS100 || rdev->family == CHIP_RS200) { rdev->pll_errata |= CHIP_ERRATA_PLL_DELAY; } } /* Wait for vertical sync on primary CRTC */ void r100_gpu_wait_for_vsync(struct radeon_device *rdev) { uint32_t crtc_gen_cntl, tmp; int i; crtc_gen_cntl = RREG32(RADEON_CRTC_GEN_CNTL); if ((crtc_gen_cntl & RADEON_CRTC_DISP_REQ_EN_B) || !(crtc_gen_cntl & RADEON_CRTC_EN)) { return; } /* Clear the CRTC_VBLANK_SAVE bit */ WREG32(RADEON_CRTC_STATUS, RADEON_CRTC_VBLANK_SAVE_CLEAR); for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(RADEON_CRTC_STATUS); if (tmp & RADEON_CRTC_VBLANK_SAVE) { return; } DRM_UDELAY(1); } } /* Wait for vertical sync on secondary CRTC */ void r100_gpu_wait_for_vsync2(struct radeon_device *rdev) { uint32_t crtc2_gen_cntl, tmp; int i; crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL); if ((crtc2_gen_cntl & RADEON_CRTC2_DISP_REQ_EN_B) || !(crtc2_gen_cntl & RADEON_CRTC2_EN)) return; /* Clear the CRTC_VBLANK_SAVE bit */ WREG32(RADEON_CRTC2_STATUS, RADEON_CRTC2_VBLANK_SAVE_CLEAR); for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(RADEON_CRTC2_STATUS); if (tmp & RADEON_CRTC2_VBLANK_SAVE) { return; } DRM_UDELAY(1); } } int r100_rbbm_fifo_wait_for_entry(struct radeon_device *rdev, unsigned n) { unsigned i; uint32_t tmp; for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(RADEON_RBBM_STATUS) & RADEON_RBBM_FIFOCNT_MASK; if (tmp >= n) { return 0; } DRM_UDELAY(1); } return -1; } int r100_gui_wait_for_idle(struct radeon_device *rdev) { unsigned i; uint32_t tmp; if (r100_rbbm_fifo_wait_for_entry(rdev, 64)) { printk(KERN_WARNING "radeon: wait for empty RBBM fifo failed !" " Bad things might happen.\n"); } for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(RADEON_RBBM_STATUS); if (!(tmp & RADEON_RBBM_ACTIVE)) { return 0; } DRM_UDELAY(1); } return -1; } int r100_mc_wait_for_idle(struct radeon_device *rdev) { unsigned i; uint32_t tmp; for (i = 0; i < rdev->usec_timeout; i++) { /* read MC_STATUS */ tmp = RREG32(RADEON_MC_STATUS); if (tmp & RADEON_MC_IDLE) { return 0; } DRM_UDELAY(1); } return -1; } void r100_gpu_lockup_update(struct r100_gpu_lockup *lockup, struct radeon_ring *ring) { lockup->last_cp_rptr = ring->rptr; lockup->last_jiffies = jiffies; } /** * r100_gpu_cp_is_lockup() - check if CP is lockup by recording information * @rdev: radeon device structure * @lockup: r100_gpu_lockup structure holding CP lockup tracking informations * @cp: radeon_cp structure holding CP information * * We don't need to initialize the lockup tracking information as we will either * have CP rptr to a different value of jiffies wrap around which will force * initialization of the lockup tracking informations. * * A possible false positivie is if we get call after while and last_cp_rptr == * the current CP rptr, even if it's unlikely it might happen. To avoid this * if the elapsed time since last call is bigger than 2 second than we return * false and update the tracking information. Due to this the caller must call * r100_gpu_cp_is_lockup several time in less than 2sec for lockup to be reported * the fencing code should be cautious about that. * * Caller should write to the ring to force CP to do something so we don't get * false positive when CP is just gived nothing to do. * **/ bool r100_gpu_cp_is_lockup(struct radeon_device *rdev, struct r100_gpu_lockup *lockup, struct radeon_ring *ring) { unsigned long cjiffies, elapsed; cjiffies = jiffies; if (!time_after(cjiffies, lockup->last_jiffies)) { /* likely a wrap around */ lockup->last_cp_rptr = ring->rptr; lockup->last_jiffies = jiffies; return false; } if (ring->rptr != lockup->last_cp_rptr) { /* CP is still working no lockup */ lockup->last_cp_rptr = ring->rptr; lockup->last_jiffies = jiffies; return false; } elapsed = jiffies_to_msecs(cjiffies - lockup->last_jiffies); if (elapsed >= 10000) { dev_err(rdev->dev, "GPU lockup CP stall for more than %lumsec\n", elapsed); return true; } /* give a chance to the GPU ... */ return false; } bool r100_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) { u32 rbbm_status; int r; rbbm_status = RREG32(R_000E40_RBBM_STATUS); if (!G_000E40_GUI_ACTIVE(rbbm_status)) { r100_gpu_lockup_update(&rdev->config.r100.lockup, ring); return false; } /* force CP activities */ r = radeon_ring_lock(rdev, ring, 2); if (!r) { /* PACKET2 NOP */ radeon_ring_write(ring, 0x80000000); radeon_ring_write(ring, 0x80000000); radeon_ring_unlock_commit(rdev, ring); } ring->rptr = RREG32(ring->rptr_reg); return r100_gpu_cp_is_lockup(rdev, &rdev->config.r100.lockup, ring); } void r100_bm_disable(struct radeon_device *rdev) { u32 tmp; /* disable bus mastering */ tmp = RREG32(R_000030_BUS_CNTL); WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000044); mdelay(1); WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000042); mdelay(1); WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000040); tmp = RREG32(RADEON_BUS_CNTL); mdelay(1); pci_clear_master(rdev->pdev); mdelay(1); } int r100_asic_reset(struct radeon_device *rdev) { struct r100_mc_save save; u32 status, tmp; int ret = 0; status = RREG32(R_000E40_RBBM_STATUS); if (!G_000E40_GUI_ACTIVE(status)) { return 0; } r100_mc_stop(rdev, &save); status = RREG32(R_000E40_RBBM_STATUS); dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); /* stop CP */ WREG32(RADEON_CP_CSQ_CNTL, 0); tmp = RREG32(RADEON_CP_RB_CNTL); WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA); WREG32(RADEON_CP_RB_RPTR_WR, 0); WREG32(RADEON_CP_RB_WPTR, 0); WREG32(RADEON_CP_RB_CNTL, tmp); /* save PCI state */ pci_save_state(rdev->pdev); /* disable bus mastering */ r100_bm_disable(rdev); WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_SE(1) | S_0000F0_SOFT_RESET_RE(1) | S_0000F0_SOFT_RESET_PP(1) | S_0000F0_SOFT_RESET_RB(1)); RREG32(R_0000F0_RBBM_SOFT_RESET); mdelay(500); WREG32(R_0000F0_RBBM_SOFT_RESET, 0); mdelay(1); status = RREG32(R_000E40_RBBM_STATUS); dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); /* reset CP */ WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_CP(1)); RREG32(R_0000F0_RBBM_SOFT_RESET); mdelay(500); WREG32(R_0000F0_RBBM_SOFT_RESET, 0); mdelay(1); status = RREG32(R_000E40_RBBM_STATUS); dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); /* restore PCI & busmastering */ pci_restore_state(rdev->pdev); r100_enable_bm(rdev); /* Check if GPU is idle */ if (G_000E40_SE_BUSY(status) || G_000E40_RE_BUSY(status) || G_000E40_TAM_BUSY(status) || G_000E40_PB_BUSY(status)) { dev_err(rdev->dev, "failed to reset GPU\n"); rdev->gpu_lockup = true; ret = -1; } else dev_info(rdev->dev, "GPU reset succeed\n"); r100_mc_resume(rdev, &save); return ret; } void r100_set_common_regs(struct radeon_device *rdev) { struct drm_device *dev = rdev->ddev; bool force_dac2 = false; u32 tmp; /* set these so they don't interfere with anything */ WREG32(RADEON_OV0_SCALE_CNTL, 0); WREG32(RADEON_SUBPIC_CNTL, 0); WREG32(RADEON_VIPH_CONTROL, 0); WREG32(RADEON_I2C_CNTL_1, 0); WREG32(RADEON_DVI_I2C_CNTL_1, 0); WREG32(RADEON_CAP0_TRIG_CNTL, 0); WREG32(RADEON_CAP1_TRIG_CNTL, 0); /* always set up dac2 on rn50 and some rv100 as lots * of servers seem to wire it up to a VGA port but * don't report it in the bios connector * table. */ switch (dev->pdev->device) { /* RN50 */ case 0x515e: case 0x5969: force_dac2 = true; break; /* RV100*/ case 0x5159: case 0x515a: /* DELL triple head servers */ if ((dev->pdev->subsystem_vendor == 0x1028 /* DELL */) && ((dev->pdev->subsystem_device == 0x016c) || (dev->pdev->subsystem_device == 0x016d) || (dev->pdev->subsystem_device == 0x016e) || (dev->pdev->subsystem_device == 0x016f) || (dev->pdev->subsystem_device == 0x0170) || (dev->pdev->subsystem_device == 0x017d) || (dev->pdev->subsystem_device == 0x017e) || (dev->pdev->subsystem_device == 0x0183) || (dev->pdev->subsystem_device == 0x018a) || (dev->pdev->subsystem_device == 0x019a))) force_dac2 = true; break; } if (force_dac2) { u32 disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG); u32 tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); u32 dac2_cntl = RREG32(RADEON_DAC_CNTL2); /* For CRT on DAC2, don't turn it on if BIOS didn't enable it, even it's detected. */ /* force it to crtc0 */ dac2_cntl &= ~RADEON_DAC2_DAC_CLK_SEL; dac2_cntl |= RADEON_DAC2_DAC2_CLK_SEL; disp_hw_debug |= RADEON_CRT2_DISP1_SEL; /* set up the TV DAC */ tv_dac_cntl &= ~(RADEON_TV_DAC_PEDESTAL | RADEON_TV_DAC_STD_MASK | RADEON_TV_DAC_RDACPD | RADEON_TV_DAC_GDACPD | RADEON_TV_DAC_BDACPD | RADEON_TV_DAC_BGADJ_MASK | RADEON_TV_DAC_DACADJ_MASK); tv_dac_cntl |= (RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD | RADEON_TV_DAC_STD_PS2 | (0x58 << 16)); WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug); WREG32(RADEON_DAC_CNTL2, dac2_cntl); } /* switch PM block to ACPI mode */ tmp = RREG32_PLL(RADEON_PLL_PWRMGT_CNTL); tmp &= ~RADEON_PM_MODE_SEL; WREG32_PLL(RADEON_PLL_PWRMGT_CNTL, tmp); } /* * VRAM info */ static void r100_vram_get_type(struct radeon_device *rdev) { uint32_t tmp; rdev->mc.vram_is_ddr = false; if (rdev->flags & RADEON_IS_IGP) rdev->mc.vram_is_ddr = true; else if (RREG32(RADEON_MEM_SDRAM_MODE_REG) & RADEON_MEM_CFG_TYPE_DDR) rdev->mc.vram_is_ddr = true; if ((rdev->family == CHIP_RV100) || (rdev->family == CHIP_RS100) || (rdev->family == CHIP_RS200)) { tmp = RREG32(RADEON_MEM_CNTL); if (tmp & RV100_HALF_MODE) { rdev->mc.vram_width = 32; } else { rdev->mc.vram_width = 64; } if (rdev->flags & RADEON_SINGLE_CRTC) { rdev->mc.vram_width /= 4; rdev->mc.vram_is_ddr = true; } } else if (rdev->family <= CHIP_RV280) { tmp = RREG32(RADEON_MEM_CNTL); if (tmp & RADEON_MEM_NUM_CHANNELS_MASK) { rdev->mc.vram_width = 128; } else { rdev->mc.vram_width = 64; } } else { /* newer IGPs */ rdev->mc.vram_width = 128; } } static u32 r100_get_accessible_vram(struct radeon_device *rdev) { u32 aper_size; u8 byte; aper_size = RREG32(RADEON_CONFIG_APER_SIZE); /* Set HDP_APER_CNTL only on cards that are known not to be broken, * that is has the 2nd generation multifunction PCI interface */ if (rdev->family == CHIP_RV280 || rdev->family >= CHIP_RV350) { WREG32_P(RADEON_HOST_PATH_CNTL, RADEON_HDP_APER_CNTL, ~RADEON_HDP_APER_CNTL); DRM_INFO("Generation 2 PCI interface, using max accessible memory\n"); return aper_size * 2; } /* Older cards have all sorts of funny issues to deal with. First * check if it's a multifunction card by reading the PCI config * header type... Limit those to one aperture size */ pci_read_config_byte(rdev->pdev, 0xe, &byte); if (byte & 0x80) { DRM_INFO("Generation 1 PCI interface in multifunction mode\n"); DRM_INFO("Limiting VRAM to one aperture\n"); return aper_size; } /* Single function older card. We read HDP_APER_CNTL to see how the BIOS * have set it up. We don't write this as it's broken on some ASICs but * we expect the BIOS to have done the right thing (might be too optimistic...) */ if (RREG32(RADEON_HOST_PATH_CNTL) & RADEON_HDP_APER_CNTL) return aper_size * 2; return aper_size; } void r100_vram_init_sizes(struct radeon_device *rdev) { u64 config_aper_size; /* work out accessible VRAM */ rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0); rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0); rdev->mc.visible_vram_size = r100_get_accessible_vram(rdev); /* FIXME we don't use the second aperture yet when we could use it */ if (rdev->mc.visible_vram_size > rdev->mc.aper_size) rdev->mc.visible_vram_size = rdev->mc.aper_size; config_aper_size = RREG32(RADEON_CONFIG_APER_SIZE); if (rdev->flags & RADEON_IS_IGP) { uint32_t tom; /* read NB_TOM to get the amount of ram stolen for the GPU */ tom = RREG32(RADEON_NB_TOM); rdev->mc.real_vram_size = (((tom >> 16) - (tom & 0xffff) + 1) << 16); WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size); rdev->mc.mc_vram_size = rdev->mc.real_vram_size; } else { rdev->mc.real_vram_size = RREG32(RADEON_CONFIG_MEMSIZE); /* Some production boards of m6 will report 0 * if it's 8 MB */ if (rdev->mc.real_vram_size == 0) { rdev->mc.real_vram_size = 8192 * 1024; WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size); } /* Fix for RN50, M6, M7 with 8/16/32(??) MBs of VRAM - * Novell bug 204882 + along with lots of ubuntu ones */ if (rdev->mc.aper_size > config_aper_size) config_aper_size = rdev->mc.aper_size; if (config_aper_size > rdev->mc.real_vram_size) rdev->mc.mc_vram_size = config_aper_size; else rdev->mc.mc_vram_size = rdev->mc.real_vram_size; } } void r100_vga_set_state(struct radeon_device *rdev, bool state) { uint32_t temp; temp = RREG32(RADEON_CONFIG_CNTL); if (state == false) { temp &= ~RADEON_CFG_VGA_RAM_EN; temp |= RADEON_CFG_VGA_IO_DIS; } else { temp &= ~RADEON_CFG_VGA_IO_DIS; } WREG32(RADEON_CONFIG_CNTL, temp); } void r100_mc_init(struct radeon_device *rdev) { u64 base; r100_vram_get_type(rdev); r100_vram_init_sizes(rdev); base = rdev->mc.aper_base; if (rdev->flags & RADEON_IS_IGP) base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16; radeon_vram_location(rdev, &rdev->mc, base); rdev->mc.gtt_base_align = 0; if (!(rdev->flags & RADEON_IS_AGP)) radeon_gtt_location(rdev, &rdev->mc); radeon_update_bandwidth_info(rdev); } /* * Indirect registers accessor */ void r100_pll_errata_after_index(struct radeon_device *rdev) { if (rdev->pll_errata & CHIP_ERRATA_PLL_DUMMYREADS) { (void)RREG32(RADEON_CLOCK_CNTL_DATA); (void)RREG32(RADEON_CRTC_GEN_CNTL); } } static void r100_pll_errata_after_data(struct radeon_device *rdev) { /* This workarounds is necessary on RV100, RS100 and RS200 chips * or the chip could hang on a subsequent access */ if (rdev->pll_errata & CHIP_ERRATA_PLL_DELAY) { mdelay(5); } /* This function is required to workaround a hardware bug in some (all?) * revisions of the R300. This workaround should be called after every * CLOCK_CNTL_INDEX register access. If not, register reads afterward * may not be correct. */ if (rdev->pll_errata & CHIP_ERRATA_R300_CG) { uint32_t save, tmp; save = RREG32(RADEON_CLOCK_CNTL_INDEX); tmp = save & ~(0x3f | RADEON_PLL_WR_EN); WREG32(RADEON_CLOCK_CNTL_INDEX, tmp); tmp = RREG32(RADEON_CLOCK_CNTL_DATA); WREG32(RADEON_CLOCK_CNTL_INDEX, save); } } uint32_t r100_pll_rreg(struct radeon_device *rdev, uint32_t reg) { uint32_t data; WREG8(RADEON_CLOCK_CNTL_INDEX, reg & 0x3f); r100_pll_errata_after_index(rdev); data = RREG32(RADEON_CLOCK_CNTL_DATA); r100_pll_errata_after_data(rdev); return data; } void r100_pll_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) { WREG8(RADEON_CLOCK_CNTL_INDEX, ((reg & 0x3f) | RADEON_PLL_WR_EN)); r100_pll_errata_after_index(rdev); WREG32(RADEON_CLOCK_CNTL_DATA, v); r100_pll_errata_after_data(rdev); } void r100_set_safe_registers(struct radeon_device *rdev) { if (ASIC_IS_RN50(rdev)) { rdev->config.r100.reg_safe_bm = rn50_reg_safe_bm; rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(rn50_reg_safe_bm); } else if (rdev->family < CHIP_R200) { rdev->config.r100.reg_safe_bm = r100_reg_safe_bm; rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(r100_reg_safe_bm); } else { r200_set_safe_registers(rdev); } } /* * Debugfs info */ #if defined(CONFIG_DEBUG_FS) static int r100_debugfs_rbbm_info(struct seq_file *m, void *data) { struct drm_info_node *node = (struct drm_info_node *) m->private; struct drm_device *dev = node->minor->dev; struct radeon_device *rdev = dev->dev_private; uint32_t reg, value; unsigned i; seq_printf(m, "RBBM_STATUS 0x%08x\n", RREG32(RADEON_RBBM_STATUS)); seq_printf(m, "RBBM_CMDFIFO_STAT 0x%08x\n", RREG32(0xE7C)); seq_printf(m, "CP_STAT 0x%08x\n", RREG32(RADEON_CP_STAT)); for (i = 0; i < 64; i++) { WREG32(RADEON_RBBM_CMDFIFO_ADDR, i | 0x100); reg = (RREG32(RADEON_RBBM_CMDFIFO_DATA) - 1) >> 2; WREG32(RADEON_RBBM_CMDFIFO_ADDR, i); value = RREG32(RADEON_RBBM_CMDFIFO_DATA); seq_printf(m, "[0x%03X] 0x%04X=0x%08X\n", i, reg, value); } return 0; } static int r100_debugfs_cp_ring_info(struct seq_file *m, void *data) { struct drm_info_node *node = (struct drm_info_node *) m->private; struct drm_device *dev = node->minor->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; uint32_t rdp, wdp; unsigned count, i, j; radeon_ring_free_size(rdev, ring); rdp = RREG32(RADEON_CP_RB_RPTR); wdp = RREG32(RADEON_CP_RB_WPTR); count = (rdp + ring->ring_size - wdp) & ring->ptr_mask; seq_printf(m, "CP_STAT 0x%08x\n", RREG32(RADEON_CP_STAT)); seq_printf(m, "CP_RB_WPTR 0x%08x\n", wdp); seq_printf(m, "CP_RB_RPTR 0x%08x\n", rdp); seq_printf(m, "%u free dwords in ring\n", ring->ring_free_dw); seq_printf(m, "%u dwords in ring\n", count); for (j = 0; j <= count; j++) { i = (rdp + j) & ring->ptr_mask; seq_printf(m, "r[%04d]=0x%08x\n", i, ring->ring[i]); } return 0; } static int r100_debugfs_cp_csq_fifo(struct seq_file *m, void *data) { struct drm_info_node *node = (struct drm_info_node *) m->private; struct drm_device *dev = node->minor->dev; struct radeon_device *rdev = dev->dev_private; uint32_t csq_stat, csq2_stat, tmp; unsigned r_rptr, r_wptr, ib1_rptr, ib1_wptr, ib2_rptr, ib2_wptr; unsigned i; seq_printf(m, "CP_STAT 0x%08x\n", RREG32(RADEON_CP_STAT)); seq_printf(m, "CP_CSQ_MODE 0x%08x\n", RREG32(RADEON_CP_CSQ_MODE)); csq_stat = RREG32(RADEON_CP_CSQ_STAT); csq2_stat = RREG32(RADEON_CP_CSQ2_STAT); r_rptr = (csq_stat >> 0) & 0x3ff; r_wptr = (csq_stat >> 10) & 0x3ff; ib1_rptr = (csq_stat >> 20) & 0x3ff; ib1_wptr = (csq2_stat >> 0) & 0x3ff; ib2_rptr = (csq2_stat >> 10) & 0x3ff; ib2_wptr = (csq2_stat >> 20) & 0x3ff; seq_printf(m, "CP_CSQ_STAT 0x%08x\n", csq_stat); seq_printf(m, "CP_CSQ2_STAT 0x%08x\n", csq2_stat); seq_printf(m, "Ring rptr %u\n", r_rptr); seq_printf(m, "Ring wptr %u\n", r_wptr); seq_printf(m, "Indirect1 rptr %u\n", ib1_rptr); seq_printf(m, "Indirect1 wptr %u\n", ib1_wptr); seq_printf(m, "Indirect2 rptr %u\n", ib2_rptr); seq_printf(m, "Indirect2 wptr %u\n", ib2_wptr); /* FIXME: 0, 128, 640 depends on fifo setup see cp_init_kms * 128 = indirect1_start * 8 & 640 = indirect2_start * 8 */ seq_printf(m, "Ring fifo:\n"); for (i = 0; i < 256; i++) { WREG32(RADEON_CP_CSQ_ADDR, i << 2); tmp = RREG32(RADEON_CP_CSQ_DATA); seq_printf(m, "rfifo[%04d]=0x%08X\n", i, tmp); } seq_printf(m, "Indirect1 fifo:\n"); for (i = 256; i <= 512; i++) { WREG32(RADEON_CP_CSQ_ADDR, i << 2); tmp = RREG32(RADEON_CP_CSQ_DATA); seq_printf(m, "ib1fifo[%04d]=0x%08X\n", i, tmp); } seq_printf(m, "Indirect2 fifo:\n"); for (i = 640; i < ib1_wptr; i++) { WREG32(RADEON_CP_CSQ_ADDR, i << 2); tmp = RREG32(RADEON_CP_CSQ_DATA); seq_printf(m, "ib2fifo[%04d]=0x%08X\n", i, tmp); } return 0; } static int r100_debugfs_mc_info(struct seq_file *m, void *data) { struct drm_info_node *node = (struct drm_info_node *) m->private; struct drm_device *dev = node->minor->dev; struct radeon_device *rdev = dev->dev_private; uint32_t tmp; tmp = RREG32(RADEON_CONFIG_MEMSIZE); seq_printf(m, "CONFIG_MEMSIZE 0x%08x\n", tmp); tmp = RREG32(RADEON_MC_FB_LOCATION); seq_printf(m, "MC_FB_LOCATION 0x%08x\n", tmp); tmp = RREG32(RADEON_BUS_CNTL); seq_printf(m, "BUS_CNTL 0x%08x\n", tmp); tmp = RREG32(RADEON_MC_AGP_LOCATION); seq_printf(m, "MC_AGP_LOCATION 0x%08x\n", tmp); tmp = RREG32(RADEON_AGP_BASE); seq_printf(m, "AGP_BASE 0x%08x\n", tmp); tmp = RREG32(RADEON_HOST_PATH_CNTL); seq_printf(m, "HOST_PATH_CNTL 0x%08x\n", tmp); tmp = RREG32(0x01D0); seq_printf(m, "AIC_CTRL 0x%08x\n", tmp); tmp = RREG32(RADEON_AIC_LO_ADDR); seq_printf(m, "AIC_LO_ADDR 0x%08x\n", tmp); tmp = RREG32(RADEON_AIC_HI_ADDR); seq_printf(m, "AIC_HI_ADDR 0x%08x\n", tmp); tmp = RREG32(0x01E4); seq_printf(m, "AIC_TLB_ADDR 0x%08x\n", tmp); return 0; } static struct drm_info_list r100_debugfs_rbbm_list[] = { {"r100_rbbm_info", r100_debugfs_rbbm_info, 0, NULL}, }; static struct drm_info_list r100_debugfs_cp_list[] = { {"r100_cp_ring_info", r100_debugfs_cp_ring_info, 0, NULL}, {"r100_cp_csq_fifo", r100_debugfs_cp_csq_fifo, 0, NULL}, }; static struct drm_info_list r100_debugfs_mc_info_list[] = { {"r100_mc_info", r100_debugfs_mc_info, 0, NULL}, }; #endif int r100_debugfs_rbbm_init(struct radeon_device *rdev) { #if defined(CONFIG_DEBUG_FS) return radeon_debugfs_add_files(rdev, r100_debugfs_rbbm_list, 1); #else return 0; #endif } int r100_debugfs_cp_init(struct radeon_device *rdev) { #if defined(CONFIG_DEBUG_FS) return radeon_debugfs_add_files(rdev, r100_debugfs_cp_list, 2); #else return 0; #endif } int r100_debugfs_mc_info_init(struct radeon_device *rdev) { #if defined(CONFIG_DEBUG_FS) return radeon_debugfs_add_files(rdev, r100_debugfs_mc_info_list, 1); #else return 0; #endif } int r100_set_surface_reg(struct radeon_device *rdev, int reg, uint32_t tiling_flags, uint32_t pitch, uint32_t offset, uint32_t obj_size) { int surf_index = reg * 16; int flags = 0; if (rdev->family <= CHIP_RS200) { if ((tiling_flags & (RADEON_TILING_MACRO|RADEON_TILING_MICRO)) == (RADEON_TILING_MACRO|RADEON_TILING_MICRO)) flags |= RADEON_SURF_TILE_COLOR_BOTH; if (tiling_flags & RADEON_TILING_MACRO) flags |= RADEON_SURF_TILE_COLOR_MACRO; } else if (rdev->family <= CHIP_RV280) { if (tiling_flags & (RADEON_TILING_MACRO)) flags |= R200_SURF_TILE_COLOR_MACRO; if (tiling_flags & RADEON_TILING_MICRO) flags |= R200_SURF_TILE_COLOR_MICRO; } else { if (tiling_flags & RADEON_TILING_MACRO) flags |= R300_SURF_TILE_MACRO; if (tiling_flags & RADEON_TILING_MICRO) flags |= R300_SURF_TILE_MICRO; } if (tiling_flags & RADEON_TILING_SWAP_16BIT) flags |= RADEON_SURF_AP0_SWP_16BPP | RADEON_SURF_AP1_SWP_16BPP; if (tiling_flags & RADEON_TILING_SWAP_32BIT) flags |= RADEON_SURF_AP0_SWP_32BPP | RADEON_SURF_AP1_SWP_32BPP; /* when we aren't tiling the pitch seems to needs to be furtherdivided down. - tested on power5 + rn50 server */ if (tiling_flags & (RADEON_TILING_SWAP_16BIT | RADEON_TILING_SWAP_32BIT)) { if (!(tiling_flags & (RADEON_TILING_MACRO | RADEON_TILING_MICRO))) if (ASIC_IS_RN50(rdev)) pitch /= 16; } /* r100/r200 divide by 16 */ if (rdev->family < CHIP_R300) flags |= pitch / 16; else flags |= pitch / 8; DRM_DEBUG_KMS("writing surface %d %d %x %x\n", reg, flags, offset, offset+obj_size-1); WREG32(RADEON_SURFACE0_INFO + surf_index, flags); WREG32(RADEON_SURFACE0_LOWER_BOUND + surf_index, offset); WREG32(RADEON_SURFACE0_UPPER_BOUND + surf_index, offset + obj_size - 1); return 0; } void r100_clear_surface_reg(struct radeon_device *rdev, int reg) { int surf_index = reg * 16; WREG32(RADEON_SURFACE0_INFO + surf_index, 0); } void r100_bandwidth_update(struct radeon_device *rdev) { fixed20_12 trcd_ff, trp_ff, tras_ff, trbs_ff, tcas_ff; fixed20_12 sclk_ff, mclk_ff, sclk_eff_ff, sclk_delay_ff; fixed20_12 peak_disp_bw, mem_bw, pix_clk, pix_clk2, temp_ff, crit_point_ff; uint32_t temp, data, mem_trcd, mem_trp, mem_tras; fixed20_12 memtcas_ff[8] = { dfixed_init(1), dfixed_init(2), dfixed_init(3), dfixed_init(0), dfixed_init_half(1), dfixed_init_half(2), dfixed_init(0), }; fixed20_12 memtcas_rs480_ff[8] = { dfixed_init(0), dfixed_init(1), dfixed_init(2), dfixed_init(3), dfixed_init(0), dfixed_init_half(1), dfixed_init_half(2), dfixed_init_half(3), }; fixed20_12 memtcas2_ff[8] = { dfixed_init(0), dfixed_init(1), dfixed_init(2), dfixed_init(3), dfixed_init(4), dfixed_init(5), dfixed_init(6), dfixed_init(7), }; fixed20_12 memtrbs[8] = { dfixed_init(1), dfixed_init_half(1), dfixed_init(2), dfixed_init_half(2), dfixed_init(3), dfixed_init_half(3), dfixed_init(4), dfixed_init_half(4) }; fixed20_12 memtrbs_r4xx[8] = { dfixed_init(4), dfixed_init(5), dfixed_init(6), dfixed_init(7), dfixed_init(8), dfixed_init(9), dfixed_init(10), dfixed_init(11) }; fixed20_12 min_mem_eff; fixed20_12 mc_latency_sclk, mc_latency_mclk, k1; fixed20_12 cur_latency_mclk, cur_latency_sclk; fixed20_12 disp_latency, disp_latency_overhead, disp_drain_rate, disp_drain_rate2, read_return_rate; fixed20_12 time_disp1_drop_priority; int c; int cur_size = 16; /* in octawords */ int critical_point = 0, critical_point2; /* uint32_t read_return_rate, time_disp1_drop_priority; */ int stop_req, max_stop_req; struct drm_display_mode *mode1 = NULL; struct drm_display_mode *mode2 = NULL; uint32_t pixel_bytes1 = 0; uint32_t pixel_bytes2 = 0; radeon_update_display_priority(rdev); if (rdev->mode_info.crtcs[0]->base.enabled) { mode1 = &rdev->mode_info.crtcs[0]->base.mode; pixel_bytes1 = rdev->mode_info.crtcs[0]->base.fb->bits_per_pixel / 8; } if (!(rdev->flags & RADEON_SINGLE_CRTC)) { if (rdev->mode_info.crtcs[1]->base.enabled) { mode2 = &rdev->mode_info.crtcs[1]->base.mode; pixel_bytes2 = rdev->mode_info.crtcs[1]->base.fb->bits_per_pixel / 8; } } min_mem_eff.full = dfixed_const_8(0); /* get modes */ if ((rdev->disp_priority == 2) && ASIC_IS_R300(rdev)) { uint32_t mc_init_misc_lat_timer = RREG32(R300_MC_INIT_MISC_LAT_TIMER); mc_init_misc_lat_timer &= ~(R300_MC_DISP1R_INIT_LAT_MASK << R300_MC_DISP1R_INIT_LAT_SHIFT); mc_init_misc_lat_timer &= ~(R300_MC_DISP0R_INIT_LAT_MASK << R300_MC_DISP0R_INIT_LAT_SHIFT); /* check crtc enables */ if (mode2) mc_init_misc_lat_timer |= (1 << R300_MC_DISP1R_INIT_LAT_SHIFT); if (mode1) mc_init_misc_lat_timer |= (1 << R300_MC_DISP0R_INIT_LAT_SHIFT); WREG32(R300_MC_INIT_MISC_LAT_TIMER, mc_init_misc_lat_timer); } /* * determine is there is enough bw for current mode */ sclk_ff = rdev->pm.sclk; mclk_ff = rdev->pm.mclk; temp = (rdev->mc.vram_width / 8) * (rdev->mc.vram_is_ddr ? 2 : 1); temp_ff.full = dfixed_const(temp); mem_bw.full = dfixed_mul(mclk_ff, temp_ff); pix_clk.full = 0; pix_clk2.full = 0; peak_disp_bw.full = 0; if (mode1) { temp_ff.full = dfixed_const(1000); pix_clk.full = dfixed_const(mode1->clock); /* convert to fixed point */ pix_clk.full = dfixed_div(pix_clk, temp_ff); temp_ff.full = dfixed_const(pixel_bytes1); peak_disp_bw.full += dfixed_mul(pix_clk, temp_ff); } if (mode2) { temp_ff.full = dfixed_const(1000); pix_clk2.full = dfixed_const(mode2->clock); /* convert to fixed point */ pix_clk2.full = dfixed_div(pix_clk2, temp_ff); temp_ff.full = dfixed_const(pixel_bytes2); peak_disp_bw.full += dfixed_mul(pix_clk2, temp_ff); } mem_bw.full = dfixed_mul(mem_bw, min_mem_eff); if (peak_disp_bw.full >= mem_bw.full) { DRM_ERROR("You may not have enough display bandwidth for current mode\n" "If you have flickering problem, try to lower resolution, refresh rate, or color depth\n"); } /* Get values from the EXT_MEM_CNTL register...converting its contents. */ temp = RREG32(RADEON_MEM_TIMING_CNTL); if ((rdev->family == CHIP_RV100) || (rdev->flags & RADEON_IS_IGP)) { /* RV100, M6, IGPs */ mem_trcd = ((temp >> 2) & 0x3) + 1; mem_trp = ((temp & 0x3)) + 1; mem_tras = ((temp & 0x70) >> 4) + 1; } else if (rdev->family == CHIP_R300 || rdev->family == CHIP_R350) { /* r300, r350 */ mem_trcd = (temp & 0x7) + 1; mem_trp = ((temp >> 8) & 0x7) + 1; mem_tras = ((temp >> 11) & 0xf) + 4; } else if (rdev->family == CHIP_RV350 || rdev->family <= CHIP_RV380) { /* rv3x0 */ mem_trcd = (temp & 0x7) + 3; mem_trp = ((temp >> 8) & 0x7) + 3; mem_tras = ((temp >> 11) & 0xf) + 6; } else if (rdev->family == CHIP_R420 || rdev->family == CHIP_R423 || rdev->family == CHIP_RV410) { /* r4xx */ mem_trcd = (temp & 0xf) + 3; if (mem_trcd > 15) mem_trcd = 15; mem_trp = ((temp >> 8) & 0xf) + 3; if (mem_trp > 15) mem_trp = 15; mem_tras = ((temp >> 12) & 0x1f) + 6; if (mem_tras > 31) mem_tras = 31; } else { /* RV200, R200 */ mem_trcd = (temp & 0x7) + 1; mem_trp = ((temp >> 8) & 0x7) + 1; mem_tras = ((temp >> 12) & 0xf) + 4; } /* convert to FF */ trcd_ff.full = dfixed_const(mem_trcd); trp_ff.full = dfixed_const(mem_trp); tras_ff.full = dfixed_const(mem_tras); /* Get values from the MEM_SDRAM_MODE_REG register...converting its */ temp = RREG32(RADEON_MEM_SDRAM_MODE_REG); data = (temp & (7 << 20)) >> 20; if ((rdev->family == CHIP_RV100) || rdev->flags & RADEON_IS_IGP) { if (rdev->family == CHIP_RS480) /* don't think rs400 */ tcas_ff = memtcas_rs480_ff[data]; else tcas_ff = memtcas_ff[data]; } else tcas_ff = memtcas2_ff[data]; if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) { /* extra cas latency stored in bits 23-25 0-4 clocks */ data = (temp >> 23) & 0x7; if (data < 5) tcas_ff.full += dfixed_const(data); } if (ASIC_IS_R300(rdev) && !(rdev->flags & RADEON_IS_IGP)) { /* on the R300, Tcas is included in Trbs. */ temp = RREG32(RADEON_MEM_CNTL); data = (R300_MEM_NUM_CHANNELS_MASK & temp); if (data == 1) { if (R300_MEM_USE_CD_CH_ONLY & temp) { temp = RREG32(R300_MC_IND_INDEX); temp &= ~R300_MC_IND_ADDR_MASK; temp |= R300_MC_READ_CNTL_CD_mcind; WREG32(R300_MC_IND_INDEX, temp); temp = RREG32(R300_MC_IND_DATA); data = (R300_MEM_RBS_POSITION_C_MASK & temp); } else { temp = RREG32(R300_MC_READ_CNTL_AB); data = (R300_MEM_RBS_POSITION_A_MASK & temp); } } else { temp = RREG32(R300_MC_READ_CNTL_AB); data = (R300_MEM_RBS_POSITION_A_MASK & temp); } if (rdev->family == CHIP_RV410 || rdev->family == CHIP_R420 || rdev->family == CHIP_R423) trbs_ff = memtrbs_r4xx[data]; else trbs_ff = memtrbs[data]; tcas_ff.full += trbs_ff.full; } sclk_eff_ff.full = sclk_ff.full; if (rdev->flags & RADEON_IS_AGP) { fixed20_12 agpmode_ff; agpmode_ff.full = dfixed_const(radeon_agpmode); temp_ff.full = dfixed_const_666(16); sclk_eff_ff.full -= dfixed_mul(agpmode_ff, temp_ff); } /* TODO PCIE lanes may affect this - agpmode == 16?? */ if (ASIC_IS_R300(rdev)) { sclk_delay_ff.full = dfixed_const(250); } else { if ((rdev->family == CHIP_RV100) || rdev->flags & RADEON_IS_IGP) { if (rdev->mc.vram_is_ddr) sclk_delay_ff.full = dfixed_const(41); else sclk_delay_ff.full = dfixed_const(33); } else { if (rdev->mc.vram_width == 128) sclk_delay_ff.full = dfixed_const(57); else sclk_delay_ff.full = dfixed_const(41); } } mc_latency_sclk.full = dfixed_div(sclk_delay_ff, sclk_eff_ff); if (rdev->mc.vram_is_ddr) { if (rdev->mc.vram_width == 32) { k1.full = dfixed_const(40); c = 3; } else { k1.full = dfixed_const(20); c = 1; } } else { k1.full = dfixed_const(40); c = 3; } temp_ff.full = dfixed_const(2); mc_latency_mclk.full = dfixed_mul(trcd_ff, temp_ff); temp_ff.full = dfixed_const(c); mc_latency_mclk.full += dfixed_mul(tcas_ff, temp_ff); temp_ff.full = dfixed_const(4); mc_latency_mclk.full += dfixed_mul(tras_ff, temp_ff); mc_latency_mclk.full += dfixed_mul(trp_ff, temp_ff); mc_latency_mclk.full += k1.full; mc_latency_mclk.full = dfixed_div(mc_latency_mclk, mclk_ff); mc_latency_mclk.full += dfixed_div(temp_ff, sclk_eff_ff); /* HW cursor time assuming worst case of full size colour cursor. */ temp_ff.full = dfixed_const((2 * (cur_size - (rdev->mc.vram_is_ddr + 1)))); temp_ff.full += trcd_ff.full; if (temp_ff.full < tras_ff.full) temp_ff.full = tras_ff.full; cur_latency_mclk.full = dfixed_div(temp_ff, mclk_ff); temp_ff.full = dfixed_const(cur_size); cur_latency_sclk.full = dfixed_div(temp_ff, sclk_eff_ff); /* Find the total latency for the display data. */ disp_latency_overhead.full = dfixed_const(8); disp_latency_overhead.full = dfixed_div(disp_latency_overhead, sclk_ff); mc_latency_mclk.full += disp_latency_overhead.full + cur_latency_mclk.full; mc_latency_sclk.full += disp_latency_overhead.full + cur_latency_sclk.full; if (mc_latency_mclk.full > mc_latency_sclk.full) disp_latency.full = mc_latency_mclk.full; else disp_latency.full = mc_latency_sclk.full; /* setup Max GRPH_STOP_REQ default value */ if (ASIC_IS_RV100(rdev)) max_stop_req = 0x5c; else max_stop_req = 0x7c; if (mode1) { /* CRTC1 Set GRPH_BUFFER_CNTL register using h/w defined optimal values. GRPH_STOP_REQ <= MIN[ 0x7C, (CRTC_H_DISP + 1) * (bit depth) / 0x10 ] */ stop_req = mode1->hdisplay * pixel_bytes1 / 16; if (stop_req > max_stop_req) stop_req = max_stop_req; /* Find the drain rate of the display buffer. */ temp_ff.full = dfixed_const((16/pixel_bytes1)); disp_drain_rate.full = dfixed_div(pix_clk, temp_ff); /* Find the critical point of the display buffer. */ crit_point_ff.full = dfixed_mul(disp_drain_rate, disp_latency); crit_point_ff.full += dfixed_const_half(0); critical_point = dfixed_trunc(crit_point_ff); if (rdev->disp_priority == 2) { critical_point = 0; } /* The critical point should never be above max_stop_req-4. Setting GRPH_CRITICAL_CNTL = 0 will thus force high priority all the time. */ if (max_stop_req - critical_point < 4) critical_point = 0; if (critical_point == 0 && mode2 && rdev->family == CHIP_R300) { /* some R300 cards have problem with this set to 0, when CRTC2 is enabled.*/ critical_point = 0x10; } temp = RREG32(RADEON_GRPH_BUFFER_CNTL); temp &= ~(RADEON_GRPH_STOP_REQ_MASK); temp |= (stop_req << RADEON_GRPH_STOP_REQ_SHIFT); temp &= ~(RADEON_GRPH_START_REQ_MASK); if ((rdev->family == CHIP_R350) && (stop_req > 0x15)) { stop_req -= 0x10; } temp |= (stop_req << RADEON_GRPH_START_REQ_SHIFT); temp |= RADEON_GRPH_BUFFER_SIZE; temp &= ~(RADEON_GRPH_CRITICAL_CNTL | RADEON_GRPH_CRITICAL_AT_SOF | RADEON_GRPH_STOP_CNTL); /* Write the result into the register. */ WREG32(RADEON_GRPH_BUFFER_CNTL, ((temp & ~RADEON_GRPH_CRITICAL_POINT_MASK) | (critical_point << RADEON_GRPH_CRITICAL_POINT_SHIFT))); #if 0 if ((rdev->family == CHIP_RS400) || (rdev->family == CHIP_RS480)) { /* attempt to program RS400 disp regs correctly ??? */ temp = RREG32(RS400_DISP1_REG_CNTL); temp &= ~(RS400_DISP1_START_REQ_LEVEL_MASK | RS400_DISP1_STOP_REQ_LEVEL_MASK); WREG32(RS400_DISP1_REQ_CNTL1, (temp | (critical_point << RS400_DISP1_START_REQ_LEVEL_SHIFT) | (critical_point << RS400_DISP1_STOP_REQ_LEVEL_SHIFT))); temp = RREG32(RS400_DMIF_MEM_CNTL1); temp &= ~(RS400_DISP1_CRITICAL_POINT_START_MASK | RS400_DISP1_CRITICAL_POINT_STOP_MASK); WREG32(RS400_DMIF_MEM_CNTL1, (temp | (critical_point << RS400_DISP1_CRITICAL_POINT_START_SHIFT) | (critical_point << RS400_DISP1_CRITICAL_POINT_STOP_SHIFT))); } #endif DRM_DEBUG_KMS("GRPH_BUFFER_CNTL from to %x\n", /* (unsigned int)info->SavedReg->grph_buffer_cntl, */ (unsigned int)RREG32(RADEON_GRPH_BUFFER_CNTL)); } if (mode2) { u32 grph2_cntl; stop_req = mode2->hdisplay * pixel_bytes2 / 16; if (stop_req > max_stop_req) stop_req = max_stop_req; /* Find the drain rate of the display buffer. */ temp_ff.full = dfixed_const((16/pixel_bytes2)); disp_drain_rate2.full = dfixed_div(pix_clk2, temp_ff); grph2_cntl = RREG32(RADEON_GRPH2_BUFFER_CNTL); grph2_cntl &= ~(RADEON_GRPH_STOP_REQ_MASK); grph2_cntl |= (stop_req << RADEON_GRPH_STOP_REQ_SHIFT); grph2_cntl &= ~(RADEON_GRPH_START_REQ_MASK); if ((rdev->family == CHIP_R350) && (stop_req > 0x15)) { stop_req -= 0x10; } grph2_cntl |= (stop_req << RADEON_GRPH_START_REQ_SHIFT); grph2_cntl |= RADEON_GRPH_BUFFER_SIZE; grph2_cntl &= ~(RADEON_GRPH_CRITICAL_CNTL | RADEON_GRPH_CRITICAL_AT_SOF | RADEON_GRPH_STOP_CNTL); if ((rdev->family == CHIP_RS100) || (rdev->family == CHIP_RS200)) critical_point2 = 0; else { temp = (rdev->mc.vram_width * rdev->mc.vram_is_ddr + 1)/128; temp_ff.full = dfixed_const(temp); temp_ff.full = dfixed_mul(mclk_ff, temp_ff); if (sclk_ff.full < temp_ff.full) temp_ff.full = sclk_ff.full; read_return_rate.full = temp_ff.full; if (mode1) { temp_ff.full = read_return_rate.full - disp_drain_rate.full; time_disp1_drop_priority.full = dfixed_div(crit_point_ff, temp_ff); } else { time_disp1_drop_priority.full = 0; } crit_point_ff.full = disp_latency.full + time_disp1_drop_priority.full + disp_latency.full; crit_point_ff.full = dfixed_mul(crit_point_ff, disp_drain_rate2); crit_point_ff.full += dfixed_const_half(0); critical_point2 = dfixed_trunc(crit_point_ff); if (rdev->disp_priority == 2) { critical_point2 = 0; } if (max_stop_req - critical_point2 < 4) critical_point2 = 0; } if (critical_point2 == 0 && rdev->family == CHIP_R300) { /* some R300 cards have problem with this set to 0 */ critical_point2 = 0x10; } WREG32(RADEON_GRPH2_BUFFER_CNTL, ((grph2_cntl & ~RADEON_GRPH_CRITICAL_POINT_MASK) | (critical_point2 << RADEON_GRPH_CRITICAL_POINT_SHIFT))); if ((rdev->family == CHIP_RS400) || (rdev->family == CHIP_RS480)) { #if 0 /* attempt to program RS400 disp2 regs correctly ??? */ temp = RREG32(RS400_DISP2_REQ_CNTL1); temp &= ~(RS400_DISP2_START_REQ_LEVEL_MASK | RS400_DISP2_STOP_REQ_LEVEL_MASK); WREG32(RS400_DISP2_REQ_CNTL1, (temp | (critical_point2 << RS400_DISP1_START_REQ_LEVEL_SHIFT) | (critical_point2 << RS400_DISP1_STOP_REQ_LEVEL_SHIFT))); temp = RREG32(RS400_DISP2_REQ_CNTL2); temp &= ~(RS400_DISP2_CRITICAL_POINT_START_MASK | RS400_DISP2_CRITICAL_POINT_STOP_MASK); WREG32(RS400_DISP2_REQ_CNTL2, (temp | (critical_point2 << RS400_DISP2_CRITICAL_POINT_START_SHIFT) | (critical_point2 << RS400_DISP2_CRITICAL_POINT_STOP_SHIFT))); #endif WREG32(RS400_DISP2_REQ_CNTL1, 0x105DC1CC); WREG32(RS400_DISP2_REQ_CNTL2, 0x2749D000); WREG32(RS400_DMIF_MEM_CNTL1, 0x29CA71DC); WREG32(RS400_DISP1_REQ_CNTL1, 0x28FBC3AC); } DRM_DEBUG_KMS("GRPH2_BUFFER_CNTL from to %x\n", (unsigned int)RREG32(RADEON_GRPH2_BUFFER_CNTL)); } } static void r100_cs_track_texture_print(struct r100_cs_track_texture *t) { DRM_ERROR("pitch %d\n", t->pitch); DRM_ERROR("use_pitch %d\n", t->use_pitch); DRM_ERROR("width %d\n", t->width); DRM_ERROR("width_11 %d\n", t->width_11); DRM_ERROR("height %d\n", t->height); DRM_ERROR("height_11 %d\n", t->height_11); DRM_ERROR("num levels %d\n", t->num_levels); DRM_ERROR("depth %d\n", t->txdepth); DRM_ERROR("bpp %d\n", t->cpp); DRM_ERROR("coordinate type %d\n", t->tex_coord_type); DRM_ERROR("width round to power of 2 %d\n", t->roundup_w); DRM_ERROR("height round to power of 2 %d\n", t->roundup_h); DRM_ERROR("compress format %d\n", t->compress_format); } static int r100_track_compress_size(int compress_format, int w, int h) { int block_width, block_height, block_bytes; int wblocks, hblocks; int min_wblocks; int sz; block_width = 4; block_height = 4; switch (compress_format) { case R100_TRACK_COMP_DXT1: block_bytes = 8; min_wblocks = 4; break; default: case R100_TRACK_COMP_DXT35: block_bytes = 16; min_wblocks = 2; break; } hblocks = (h + block_height - 1) / block_height; wblocks = (w + block_width - 1) / block_width; if (wblocks < min_wblocks) wblocks = min_wblocks; sz = wblocks * hblocks * block_bytes; return sz; } static int r100_cs_track_cube(struct radeon_device *rdev, struct r100_cs_track *track, unsigned idx) { unsigned face, w, h; struct radeon_bo *cube_robj; unsigned long size; unsigned compress_format = track->textures[idx].compress_format; for (face = 0; face < 5; face++) { cube_robj = track->textures[idx].cube_info[face].robj; w = track->textures[idx].cube_info[face].width; h = track->textures[idx].cube_info[face].height; if (compress_format) { size = r100_track_compress_size(compress_format, w, h); } else size = w * h; size *= track->textures[idx].cpp; size += track->textures[idx].cube_info[face].offset; if (size > radeon_bo_size(cube_robj)) { DRM_ERROR("Cube texture offset greater than object size %lu %lu\n", size, radeon_bo_size(cube_robj)); r100_cs_track_texture_print(&track->textures[idx]); return -1; } } return 0; } static int r100_cs_track_texture_check(struct radeon_device *rdev, struct r100_cs_track *track) { struct radeon_bo *robj; unsigned long size; unsigned u, i, w, h, d; int ret; for (u = 0; u < track->num_texture; u++) { if (!track->textures[u].enabled) continue; if (track->textures[u].lookup_disable) continue; robj = track->textures[u].robj; if (robj == NULL) { DRM_ERROR("No texture bound to unit %u\n", u); return -EINVAL; } size = 0; for (i = 0; i <= track->textures[u].num_levels; i++) { if (track->textures[u].use_pitch) { if (rdev->family < CHIP_R300) w = (track->textures[u].pitch / track->textures[u].cpp) / (1 << i); else w = track->textures[u].pitch / (1 << i); } else { w = track->textures[u].width; if (rdev->family >= CHIP_RV515) w |= track->textures[u].width_11; w = w / (1 << i); if (track->textures[u].roundup_w) w = roundup_pow_of_two(w); } h = track->textures[u].height; if (rdev->family >= CHIP_RV515) h |= track->textures[u].height_11; h = h / (1 << i); if (track->textures[u].roundup_h) h = roundup_pow_of_two(h); if (track->textures[u].tex_coord_type == 1) { d = (1 << track->textures[u].txdepth) / (1 << i); if (!d) d = 1; } else { d = 1; } if (track->textures[u].compress_format) { size += r100_track_compress_size(track->textures[u].compress_format, w, h) * d; /* compressed textures are block based */ } else size += w * h * d; } size *= track->textures[u].cpp; switch (track->textures[u].tex_coord_type) { case 0: case 1: break; case 2: if (track->separate_cube) { ret = r100_cs_track_cube(rdev, track, u); if (ret) return ret; } else size *= 6; break; default: DRM_ERROR("Invalid texture coordinate type %u for unit " "%u\n", track->textures[u].tex_coord_type, u); return -EINVAL; } if (size > radeon_bo_size(robj)) { DRM_ERROR("Texture of unit %u needs %lu bytes but is " "%lu\n", u, size, radeon_bo_size(robj)); r100_cs_track_texture_print(&track->textures[u]); return -EINVAL; } } return 0; } int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track) { unsigned i; unsigned long size; unsigned prim_walk; unsigned nverts; unsigned num_cb = track->cb_dirty ? track->num_cb : 0; if (num_cb && !track->zb_cb_clear && !track->color_channel_mask && !track->blend_read_enable) num_cb = 0; for (i = 0; i < num_cb; i++) { if (track->cb[i].robj == NULL) { DRM_ERROR("[drm] No buffer for color buffer %d !\n", i); return -EINVAL; } size = track->cb[i].pitch * track->cb[i].cpp * track->maxy; size += track->cb[i].offset; if (size > radeon_bo_size(track->cb[i].robj)) { DRM_ERROR("[drm] Buffer too small for color buffer %d " "(need %lu have %lu) !\n", i, size, radeon_bo_size(track->cb[i].robj)); DRM_ERROR("[drm] color buffer %d (%u %u %u %u)\n", i, track->cb[i].pitch, track->cb[i].cpp, track->cb[i].offset, track->maxy); return -EINVAL; } } track->cb_dirty = false; if (track->zb_dirty && track->z_enabled) { if (track->zb.robj == NULL) { DRM_ERROR("[drm] No buffer for z buffer !\n"); return -EINVAL; } size = track->zb.pitch * track->zb.cpp * track->maxy; size += track->zb.offset; if (size > radeon_bo_size(track->zb.robj)) { DRM_ERROR("[drm] Buffer too small for z buffer " "(need %lu have %lu) !\n", size, radeon_bo_size(track->zb.robj)); DRM_ERROR("[drm] zbuffer (%u %u %u %u)\n", track->zb.pitch, track->zb.cpp, track->zb.offset, track->maxy); return -EINVAL; } } track->zb_dirty = false; if (track->aa_dirty && track->aaresolve) { if (track->aa.robj == NULL) { DRM_ERROR("[drm] No buffer for AA resolve buffer %d !\n", i); return -EINVAL; } /* I believe the format comes from colorbuffer0. */ size = track->aa.pitch * track->cb[0].cpp * track->maxy; size += track->aa.offset; if (size > radeon_bo_size(track->aa.robj)) { DRM_ERROR("[drm] Buffer too small for AA resolve buffer %d " "(need %lu have %lu) !\n", i, size, radeon_bo_size(track->aa.robj)); DRM_ERROR("[drm] AA resolve buffer %d (%u %u %u %u)\n", i, track->aa.pitch, track->cb[0].cpp, track->aa.offset, track->maxy); return -EINVAL; } } track->aa_dirty = false; prim_walk = (track->vap_vf_cntl >> 4) & 0x3; if (track->vap_vf_cntl & (1 << 14)) { nverts = track->vap_alt_nverts; } else { nverts = (track->vap_vf_cntl >> 16) & 0xFFFF; } switch (prim_walk) { case 1: for (i = 0; i < track->num_arrays; i++) { size = track->arrays[i].esize * track->max_indx * 4; if (track->arrays[i].robj == NULL) { DRM_ERROR("(PW %u) Vertex array %u no buffer " "bound\n", prim_walk, i); return -EINVAL; } if (size > radeon_bo_size(track->arrays[i].robj)) { dev_err(rdev->dev, "(PW %u) Vertex array %u " "need %lu dwords have %lu dwords\n", prim_walk, i, size >> 2, radeon_bo_size(track->arrays[i].robj) >> 2); DRM_ERROR("Max indices %u\n", track->max_indx); return -EINVAL; } } break; case 2: for (i = 0; i < track->num_arrays; i++) { size = track->arrays[i].esize * (nverts - 1) * 4; if (track->arrays[i].robj == NULL) { DRM_ERROR("(PW %u) Vertex array %u no buffer " "bound\n", prim_walk, i); return -EINVAL; } if (size > radeon_bo_size(track->arrays[i].robj)) { dev_err(rdev->dev, "(PW %u) Vertex array %u " "need %lu dwords have %lu dwords\n", prim_walk, i, size >> 2, radeon_bo_size(track->arrays[i].robj) >> 2); return -EINVAL; } } break; case 3: size = track->vtx_size * nverts; if (size != track->immd_dwords) { DRM_ERROR("IMMD draw %u dwors but needs %lu dwords\n", track->immd_dwords, size); DRM_ERROR("VAP_VF_CNTL.NUM_VERTICES %u, VTX_SIZE %u\n", nverts, track->vtx_size); return -EINVAL; } break; default: DRM_ERROR("[drm] Invalid primitive walk %d for VAP_VF_CNTL\n", prim_walk); return -EINVAL; } if (track->tex_dirty) { track->tex_dirty = false; return r100_cs_track_texture_check(rdev, track); } return 0; } void r100_cs_track_clear(struct radeon_device *rdev, struct r100_cs_track *track) { unsigned i, face; track->cb_dirty = true; track->zb_dirty = true; track->tex_dirty = true; track->aa_dirty = true; if (rdev->family < CHIP_R300) { track->num_cb = 1; if (rdev->family <= CHIP_RS200) track->num_texture = 3; else track->num_texture = 6; track->maxy = 2048; track->separate_cube = 1; } else { track->num_cb = 4; track->num_texture = 16; track->maxy = 4096; track->separate_cube = 0; track->aaresolve = false; track->aa.robj = NULL; } for (i = 0; i < track->num_cb; i++) { track->cb[i].robj = NULL; track->cb[i].pitch = 8192; track->cb[i].cpp = 16; track->cb[i].offset = 0; } track->z_enabled = true; track->zb.robj = NULL; track->zb.pitch = 8192; track->zb.cpp = 4; track->zb.offset = 0; track->vtx_size = 0x7F; track->immd_dwords = 0xFFFFFFFFUL; track->num_arrays = 11; track->max_indx = 0x00FFFFFFUL; for (i = 0; i < track->num_arrays; i++) { track->arrays[i].robj = NULL; track->arrays[i].esize = 0x7F; } for (i = 0; i < track->num_texture; i++) { track->textures[i].compress_format = R100_TRACK_COMP_NONE; track->textures[i].pitch = 16536; track->textures[i].width = 16536; track->textures[i].height = 16536; track->textures[i].width_11 = 1 << 11; track->textures[i].height_11 = 1 << 11; track->textures[i].num_levels = 12; if (rdev->family <= CHIP_RS200) { track->textures[i].tex_coord_type = 0; track->textures[i].txdepth = 0; } else { track->textures[i].txdepth = 16; track->textures[i].tex_coord_type = 1; } track->textures[i].cpp = 64; track->textures[i].robj = NULL; /* CS IB emission code makes sure texture unit are disabled */ track->textures[i].enabled = false; track->textures[i].lookup_disable = false; track->textures[i].roundup_w = true; track->textures[i].roundup_h = true; if (track->separate_cube) for (face = 0; face < 5; face++) { track->textures[i].cube_info[face].robj = NULL; track->textures[i].cube_info[face].width = 16536; track->textures[i].cube_info[face].height = 16536; track->textures[i].cube_info[face].offset = 0; } } } int r100_ring_test(struct radeon_device *rdev, struct radeon_ring *ring) { uint32_t scratch; uint32_t tmp = 0; unsigned i; int r; r = radeon_scratch_get(rdev, &scratch); if (r) { DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r); return r; } WREG32(scratch, 0xCAFEDEAD); r = radeon_ring_lock(rdev, ring, 2); if (r) { DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); radeon_scratch_free(rdev, scratch); return r; } radeon_ring_write(ring, PACKET0(scratch, 0)); radeon_ring_write(ring, 0xDEADBEEF); radeon_ring_unlock_commit(rdev, ring); for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(scratch); if (tmp == 0xDEADBEEF) { break; } DRM_UDELAY(1); } if (i < rdev->usec_timeout) { DRM_INFO("ring test succeeded in %d usecs\n", i); } else { DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n", scratch, tmp); r = -EINVAL; } radeon_scratch_free(rdev, scratch); return r; } void r100_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) { struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; radeon_ring_write(ring, PACKET0(RADEON_CP_IB_BASE, 1)); radeon_ring_write(ring, ib->gpu_addr); radeon_ring_write(ring, ib->length_dw); } int r100_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) { struct radeon_ib *ib; uint32_t scratch; uint32_t tmp = 0; unsigned i; int r; r = radeon_scratch_get(rdev, &scratch); if (r) { DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r); return r; } WREG32(scratch, 0xCAFEDEAD); r = radeon_ib_get(rdev, RADEON_RING_TYPE_GFX_INDEX, &ib, 256); if (r) { return r; } ib->ptr[0] = PACKET0(scratch, 0); ib->ptr[1] = 0xDEADBEEF; ib->ptr[2] = PACKET2(0); ib->ptr[3] = PACKET2(0); ib->ptr[4] = PACKET2(0); ib->ptr[5] = PACKET2(0); ib->ptr[6] = PACKET2(0); ib->ptr[7] = PACKET2(0); ib->length_dw = 8; r = radeon_ib_schedule(rdev, ib); if (r) { radeon_scratch_free(rdev, scratch); radeon_ib_free(rdev, &ib); return r; } r = radeon_fence_wait(ib->fence, false); if (r) { return r; } for (i = 0; i < rdev->usec_timeout; i++) { tmp = RREG32(scratch); if (tmp == 0xDEADBEEF) { break; } DRM_UDELAY(1); } if (i < rdev->usec_timeout) { DRM_INFO("ib test succeeded in %u usecs\n", i); } else { DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n", scratch, tmp); r = -EINVAL; } radeon_scratch_free(rdev, scratch); radeon_ib_free(rdev, &ib); return r; } void r100_ib_fini(struct radeon_device *rdev) { radeon_ib_pool_suspend(rdev); radeon_ib_pool_fini(rdev); } void r100_mc_stop(struct radeon_device *rdev, struct r100_mc_save *save) { /* Shutdown CP we shouldn't need to do that but better be safe than * sorry */ rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; WREG32(R_000740_CP_CSQ_CNTL, 0); /* Save few CRTC registers */ save->GENMO_WT = RREG8(R_0003C2_GENMO_WT); save->CRTC_EXT_CNTL = RREG32(R_000054_CRTC_EXT_CNTL); save->CRTC_GEN_CNTL = RREG32(R_000050_CRTC_GEN_CNTL); save->CUR_OFFSET = RREG32(R_000260_CUR_OFFSET); if (!(rdev->flags & RADEON_SINGLE_CRTC)) { save->CRTC2_GEN_CNTL = RREG32(R_0003F8_CRTC2_GEN_CNTL); save->CUR2_OFFSET = RREG32(R_000360_CUR2_OFFSET); } /* Disable VGA aperture access */ WREG8(R_0003C2_GENMO_WT, C_0003C2_VGA_RAM_EN & save->GENMO_WT); /* Disable cursor, overlay, crtc */ WREG32(R_000260_CUR_OFFSET, save->CUR_OFFSET | S_000260_CUR_LOCK(1)); WREG32(R_000054_CRTC_EXT_CNTL, save->CRTC_EXT_CNTL | S_000054_CRTC_DISPLAY_DIS(1)); WREG32(R_000050_CRTC_GEN_CNTL, (C_000050_CRTC_CUR_EN & save->CRTC_GEN_CNTL) | S_000050_CRTC_DISP_REQ_EN_B(1)); WREG32(R_000420_OV0_SCALE_CNTL, C_000420_OV0_OVERLAY_EN & RREG32(R_000420_OV0_SCALE_CNTL)); WREG32(R_000260_CUR_OFFSET, C_000260_CUR_LOCK & save->CUR_OFFSET); if (!(rdev->flags & RADEON_SINGLE_CRTC)) { WREG32(R_000360_CUR2_OFFSET, save->CUR2_OFFSET | S_000360_CUR2_LOCK(1)); WREG32(R_0003F8_CRTC2_GEN_CNTL, (C_0003F8_CRTC2_CUR_EN & save->CRTC2_GEN_CNTL) | S_0003F8_CRTC2_DISPLAY_DIS(1) | S_0003F8_CRTC2_DISP_REQ_EN_B(1)); WREG32(R_000360_CUR2_OFFSET, C_000360_CUR2_LOCK & save->CUR2_OFFSET); } } void r100_mc_resume(struct radeon_device *rdev, struct r100_mc_save *save) { /* Update base address for crtc */ WREG32(R_00023C_DISPLAY_BASE_ADDR, rdev->mc.vram_start); if (!(rdev->flags & RADEON_SINGLE_CRTC)) { WREG32(R_00033C_CRTC2_DISPLAY_BASE_ADDR, rdev->mc.vram_start); } /* Restore CRTC registers */ WREG8(R_0003C2_GENMO_WT, save->GENMO_WT); WREG32(R_000054_CRTC_EXT_CNTL, save->CRTC_EXT_CNTL); WREG32(R_000050_CRTC_GEN_CNTL, save->CRTC_GEN_CNTL); if (!(rdev->flags & RADEON_SINGLE_CRTC)) { WREG32(R_0003F8_CRTC2_GEN_CNTL, save->CRTC2_GEN_CNTL); } } void r100_vga_render_disable(struct radeon_device *rdev) { u32 tmp; tmp = RREG8(R_0003C2_GENMO_WT); WREG8(R_0003C2_GENMO_WT, C_0003C2_VGA_RAM_EN & tmp); } static void r100_debugfs(struct radeon_device *rdev) { int r; r = r100_debugfs_mc_info_init(rdev); if (r) dev_warn(rdev->dev, "Failed to create r100_mc debugfs file.\n"); } static void r100_mc_program(struct radeon_device *rdev) { struct r100_mc_save save; /* Stops all mc clients */ r100_mc_stop(rdev, &save); if (rdev->flags & RADEON_IS_AGP) { WREG32(R_00014C_MC_AGP_LOCATION, S_00014C_MC_AGP_START(rdev->mc.gtt_start >> 16) | S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16)); WREG32(R_000170_AGP_BASE, lower_32_bits(rdev->mc.agp_base)); if (rdev->family > CHIP_RV200) WREG32(R_00015C_AGP_BASE_2, upper_32_bits(rdev->mc.agp_base) & 0xff); } else { WREG32(R_00014C_MC_AGP_LOCATION, 0x0FFFFFFF); WREG32(R_000170_AGP_BASE, 0); if (rdev->family > CHIP_RV200) WREG32(R_00015C_AGP_BASE_2, 0); } /* Wait for mc idle */ if (r100_mc_wait_for_idle(rdev)) dev_warn(rdev->dev, "Wait for MC idle timeout.\n"); /* Program MC, should be a 32bits limited address space */ WREG32(R_000148_MC_FB_LOCATION, S_000148_MC_FB_START(rdev->mc.vram_start >> 16) | S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16)); r100_mc_resume(rdev, &save); } void r100_clock_startup(struct radeon_device *rdev) { u32 tmp; if (radeon_dynclks != -1 && radeon_dynclks) radeon_legacy_set_clock_gating(rdev, 1); /* We need to force on some of the block */ tmp = RREG32_PLL(R_00000D_SCLK_CNTL); tmp |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1); if ((rdev->family == CHIP_RV250) || (rdev->family == CHIP_RV280)) tmp |= S_00000D_FORCE_DISP1(1) | S_00000D_FORCE_DISP2(1); WREG32_PLL(R_00000D_SCLK_CNTL, tmp); } static int r100_startup(struct radeon_device *rdev) { int r; /* set common regs */ r100_set_common_regs(rdev); /* program mc */ r100_mc_program(rdev); /* Resume clock */ r100_clock_startup(rdev); /* Initialize GART (initialize after TTM so we can allocate * memory through TTM but finalize after TTM) */ r100_enable_bm(rdev); if (rdev->flags & RADEON_IS_PCI) { r = r100_pci_gart_enable(rdev); if (r) return r; } /* allocate wb buffer */ r = radeon_wb_init(rdev); if (r) return r; r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); if (r) { dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); return r; } /* Enable IRQ */ r100_irq_set(rdev); rdev->config.r100.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL); /* 1M ring buffer */ r = r100_cp_init(rdev, 1024 * 1024); if (r) { dev_err(rdev->dev, "failed initializing CP (%d).\n", r); return r; } r = radeon_ib_pool_start(rdev); if (r) return r; r = radeon_ib_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); if (r) { dev_err(rdev->dev, "failed testing IB (%d).\n", r); rdev->accel_working = false; return r; } return 0; } int r100_resume(struct radeon_device *rdev) { int r; /* Make sur GART are not working */ if (rdev->flags & RADEON_IS_PCI) r100_pci_gart_disable(rdev); /* Resume clock before doing reset */ r100_clock_startup(rdev); /* Reset gpu before posting otherwise ATOM will enter infinite loop */ if (radeon_asic_reset(rdev)) { dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", RREG32(R_000E40_RBBM_STATUS), RREG32(R_0007C0_CP_STAT)); } /* post */ radeon_combios_asic_init(rdev->ddev); /* Resume clock after posting */ r100_clock_startup(rdev); /* Initialize surface registers */ radeon_surface_init(rdev); rdev->accel_working = true; r = r100_startup(rdev); if (r) { rdev->accel_working = false; } return r; } int r100_suspend(struct radeon_device *rdev) { radeon_ib_pool_suspend(rdev); r100_cp_disable(rdev); radeon_wb_disable(rdev); r100_irq_disable(rdev); if (rdev->flags & RADEON_IS_PCI) r100_pci_gart_disable(rdev); return 0; } void r100_fini(struct radeon_device *rdev) { r100_cp_fini(rdev); radeon_wb_fini(rdev); r100_ib_fini(rdev); radeon_gem_fini(rdev); if (rdev->flags & RADEON_IS_PCI) r100_pci_gart_fini(rdev); radeon_agp_fini(rdev); radeon_irq_kms_fini(rdev); radeon_fence_driver_fini(rdev); radeon_bo_fini(rdev); radeon_atombios_fini(rdev); kfree(rdev->bios); rdev->bios = NULL; } /* * Due to how kexec works, it can leave the hw fully initialised when it * boots the new kernel. However doing our init sequence with the CP and * WB stuff setup causes GPU hangs on the RN50 at least. So at startup * do some quick sanity checks and restore sane values to avoid this * problem. */ void r100_restore_sanity(struct radeon_device *rdev) { u32 tmp; tmp = RREG32(RADEON_CP_CSQ_CNTL); if (tmp) { WREG32(RADEON_CP_CSQ_CNTL, 0); } tmp = RREG32(RADEON_CP_RB_CNTL); if (tmp) { WREG32(RADEON_CP_RB_CNTL, 0); } tmp = RREG32(RADEON_SCRATCH_UMSK); if (tmp) { WREG32(RADEON_SCRATCH_UMSK, 0); } } int r100_init(struct radeon_device *rdev) { int r; /* Register debugfs file specific to this group of asics */ r100_debugfs(rdev); /* Disable VGA */ r100_vga_render_disable(rdev); /* Initialize scratch registers */ radeon_scratch_init(rdev); /* Initialize surface registers */ radeon_surface_init(rdev); /* sanity check some register to avoid hangs like after kexec */ r100_restore_sanity(rdev); /* TODO: disable VGA need to use VGA request */ /* BIOS*/ if (!radeon_get_bios(rdev)) { if (ASIC_IS_AVIVO(rdev)) return -EINVAL; } if (rdev->is_atom_bios) { dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n"); return -EINVAL; } else { r = radeon_combios_init(rdev); if (r) return r; } /* Reset gpu before posting otherwise ATOM will enter infinite loop */ if (radeon_asic_reset(rdev)) { dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", RREG32(R_000E40_RBBM_STATUS), RREG32(R_0007C0_CP_STAT)); } /* check if cards are posted or not */ if (radeon_boot_test_post_card(rdev) == false) return -EINVAL; /* Set asic errata */ r100_errata(rdev); /* Initialize clocks */ radeon_get_clock_info(rdev->ddev); /* initialize AGP */ if (rdev->flags & RADEON_IS_AGP) { r = radeon_agp_init(rdev); if (r) { radeon_agp_disable(rdev); } } /* initialize VRAM */ r100_mc_init(rdev); /* Fence driver */ r = radeon_fence_driver_init(rdev); if (r) return r; r = radeon_irq_kms_init(rdev); if (r) return r; /* Memory manager */ r = radeon_bo_init(rdev); if (r) return r; if (rdev->flags & RADEON_IS_PCI) { r = r100_pci_gart_init(rdev); if (r) return r; } r100_set_safe_registers(rdev); r = radeon_ib_pool_init(rdev); rdev->accel_working = true; if (r) { dev_err(rdev->dev, "IB initialization failed (%d).\n", r); rdev->accel_working = false; } r = r100_startup(rdev); if (r) { /* Somethings want wront with the accel init stop accel */ dev_err(rdev->dev, "Disabling GPU acceleration\n"); r100_cp_fini(rdev); radeon_wb_fini(rdev); r100_ib_fini(rdev); radeon_irq_kms_fini(rdev); if (rdev->flags & RADEON_IS_PCI) r100_pci_gart_fini(rdev); rdev->accel_working = false; } return 0; } uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg) { if (reg < rdev->rmmio_size) return readl(((void __iomem *)rdev->rmmio) + reg); else { writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX); return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA); } } void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) { if (reg < rdev->rmmio_size) writel(v, ((void __iomem *)rdev->rmmio) + reg); else { writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX); writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA); } } u32 r100_io_rreg(struct radeon_device *rdev, u32 reg) { if (reg < rdev->rio_mem_size) return ioread32(rdev->rio_mem + reg); else { iowrite32(reg, rdev->rio_mem + RADEON_MM_INDEX); return ioread32(rdev->rio_mem + RADEON_MM_DATA); } } void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v) { if (reg < rdev->rio_mem_size) iowrite32(v, rdev->rio_mem + reg); else { iowrite32(reg, rdev->rio_mem + RADEON_MM_INDEX); iowrite32(v, rdev->rio_mem + RADEON_MM_DATA); } } |