/* * Copyright 2010 Advanced Micro Devices, Inc. * * 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: Alex Deucher */ #include #include #include #include #include "radeon.h" #include "radeon_asic.h" #include #include "evergreend.h" #include "atom.h" #include "avivod.h" #include "evergreen_reg.h" #include "evergreen_blit_shaders.h" #define EVERGREEN_PFP_UCODE_SIZE 1120 #define EVERGREEN_PM4_UCODE_SIZE 1376 static const u32 crtc_offsets[6] = { EVERGREEN_CRTC0_REGISTER_OFFSET, EVERGREEN_CRTC1_REGISTER_OFFSET, EVERGREEN_CRTC2_REGISTER_OFFSET, EVERGREEN_CRTC3_REGISTER_OFFSET, EVERGREEN_CRTC4_REGISTER_OFFSET, EVERGREEN_CRTC5_REGISTER_OFFSET }; static void evergreen_gpu_init(struct radeon_device *rdev); void evergreen_fini(struct radeon_device *rdev); void evergreen_pcie_gen2_enable(struct radeon_device *rdev); extern void cayman_cp_int_cntl_setup(struct radeon_device *rdev, int ring, u32 cp_int_cntl); void evergreen_tiling_fields(unsigned tiling_flags, unsigned *bankw, unsigned *bankh, unsigned *mtaspect, unsigned *tile_split) { *bankw = (tiling_flags >> RADEON_TILING_EG_BANKW_SHIFT) & RADEON_TILING_EG_BANKW_MASK; *bankh = (tiling_flags >> RADEON_TILING_EG_BANKH_SHIFT) & RADEON_TILING_EG_BANKH_MASK; *mtaspect = (tiling_flags >> RADEON_TILING_EG_MACRO_TILE_ASPECT_SHIFT) & RADEON_TILING_EG_MACRO_TILE_ASPECT_MASK; *tile_split = (tiling_flags >> RADEON_TILING_EG_TILE_SPLIT_SHIFT) & RADEON_TILING_EG_TILE_SPLIT_MASK; switch (*bankw) { default: case 1: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_1; break; case 2: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_2; break; case 4: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_4; break; case 8: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_8; break; } switch (*bankh) { default: case 1: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_1; break; case 2: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_2; break; case 4: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_4; break; case 8: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_8; break; } switch (*mtaspect) { default: case 1: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_1; break; case 2: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_2; break; case 4: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_4; break; case 8: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_8; break; } } void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev) { u16 ctl, v; int err; err = pcie_capability_read_word(rdev->pdev, PCI_EXP_DEVCTL, &ctl); if (err) return; v = (ctl & PCI_EXP_DEVCTL_READRQ) >> 12; /* if bios or OS sets MAX_READ_REQUEST_SIZE to an invalid value, fix it * to avoid hangs or perfomance issues */ if ((v == 0) || (v == 6) || (v == 7)) { ctl &= ~PCI_EXP_DEVCTL_READRQ; ctl |= (2 << 12); pcie_capability_write_word(rdev->pdev, PCI_EXP_DEVCTL, ctl); } } /** * dce4_wait_for_vblank - vblank wait asic callback. * * @rdev: radeon_device pointer * @crtc: crtc to wait for vblank on * * Wait for vblank on the requested crtc (evergreen+). */ void dce4_wait_for_vblank(struct radeon_device *rdev, int crtc) { int i; if (crtc >= rdev->num_crtc) return; if (RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[crtc]) & EVERGREEN_CRTC_MASTER_EN) { for (i = 0; i < rdev->usec_timeout; i++) { if (!(RREG32(EVERGREEN_CRTC_STATUS + crtc_offsets[crtc]) & EVERGREEN_CRTC_V_BLANK)) break; udelay(1); } for (i = 0; i < rdev->usec_timeout; i++) { if (RREG32(EVERGREEN_CRTC_STATUS + crtc_offsets[crtc]) & EVERGREEN_CRTC_V_BLANK) break; udelay(1); } } } /** * radeon_irq_kms_pflip_irq_get - pre-pageflip callback. * * @rdev: radeon_device pointer * @crtc: crtc to prepare for pageflip on * * Pre-pageflip callback (evergreen+). * Enables the pageflip irq (vblank irq). */ void evergreen_pre_page_flip(struct radeon_device *rdev, int crtc) { /* enable the pflip int */ radeon_irq_kms_pflip_irq_get(rdev, crtc); } /** * evergreen_post_page_flip - pos-pageflip callback. * * @rdev: radeon_device pointer * @crtc: crtc to cleanup pageflip on * * Post-pageflip callback (evergreen+). * Disables the pageflip irq (vblank irq). */ void evergreen_post_page_flip(struct radeon_device *rdev, int crtc) { /* disable the pflip int */ radeon_irq_kms_pflip_irq_put(rdev, crtc); } /** * evergreen_page_flip - pageflip callback. * * @rdev: radeon_device pointer * @crtc_id: crtc to cleanup pageflip on * @crtc_base: new address of the crtc (GPU MC address) * * Does the actual pageflip (evergreen+). * During vblank we take the crtc lock and wait for the update_pending * bit to go high, when it does, we release the lock, and allow the * double buffered update to take place. * Returns the current update pending status. */ u32 evergreen_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 = RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset); int i; /* Lock the graphics update lock */ tmp |= EVERGREEN_GRPH_UPDATE_LOCK; WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp); /* update the scanout addresses */ WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset, upper_32_bits(crtc_base)); WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, (u32)crtc_base); WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset, upper_32_bits(crtc_base)); WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, (u32)crtc_base); /* Wait for update_pending to go high. */ for (i = 0; i < rdev->usec_timeout; i++) { if (RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING) 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 &= ~EVERGREEN_GRPH_UPDATE_LOCK; WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp); /* Return current update_pending status: */ return RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING; } /* get temperature in millidegrees */ int evergreen_get_temp(struct radeon_device *rdev) { u32 temp, toffset; int actual_temp = 0; if (rdev->family == CHIP_JUNIPER) { toffset = (RREG32(CG_THERMAL_CTRL) & TOFFSET_MASK) >> TOFFSET_SHIFT; temp = (RREG32(CG_TS0_STATUS) & TS0_ADC_DOUT_MASK) >> TS0_ADC_DOUT_SHIFT; if (toffset & 0x100) actual_temp = temp / 2 - (0x200 - toffset); else actual_temp = temp / 2 + toffset; actual_temp = actual_temp * 1000; } else { temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_T_MASK) >> ASIC_T_SHIFT; if (temp & 0x400) actual_temp = -256; else if (temp & 0x200) actual_temp = 255; else if (temp & 0x100) { actual_temp = temp & 0x1ff; actual_temp |= ~0x1ff; } else actual_temp = temp & 0xff; actual_temp = (actual_temp * 1000) / 2; } return actual_temp; } int sumo_get_temp(struct radeon_device *rdev) { u32 temp = RREG32(CG_THERMAL_STATUS) & 0xff; int actual_temp = temp - 49; return actual_temp * 1000; } /** * sumo_pm_init_profile - Initialize power profiles callback. * * @rdev: radeon_device pointer * * Initialize the power states used in profile mode * (sumo, trinity, SI). * Used for profile mode only. */ void sumo_pm_init_profile(struct radeon_device *rdev) { int idx; /* 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,mid sh/mh */ if (rdev->flags & RADEON_IS_MOBILITY) idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); else idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx; 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; rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx; 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; rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx; 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; rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx; 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 sh/mh */ idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx; 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 = rdev->pm.power_state[idx].num_clock_modes - 1; rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx; 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 = rdev->pm.power_state[idx].num_clock_modes - 1; } /** * btc_pm_init_profile - Initialize power profiles callback. * * @rdev: radeon_device pointer * * Initialize the power states used in profile mode * (BTC, cayman). * Used for profile mode only. */ void btc_pm_init_profile(struct radeon_device *rdev) { int idx; /* 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 = 2; /* starting with BTC, there is one state that is used for both * MH and SH. Difference is that we always use the high clock index for * mclk. */ if (rdev->flags & RADEON_IS_MOBILITY) idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); else idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); /* low sh */ rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx; 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 = idx; rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx; 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 = 1; /* high sh */ rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx; 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 = 2; /* low mh */ rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx; 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 = idx; rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx; 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 = 1; /* high mh */ rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx; 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 = 2; } /** * evergreen_pm_misc - set additional pm hw parameters callback. * * @rdev: radeon_device pointer * * Set non-clock parameters associated with a power state * (voltage, etc.) (evergreen+). */ void evergreen_pm_misc(struct radeon_device *rdev) { int req_ps_idx = rdev->pm.requested_power_state_index; int req_cm_idx = rdev->pm.requested_clock_mode_index; struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx]; struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage; if (voltage->type == VOLTAGE_SW) { /* 0xff01 is a flag rather then an actual voltage */ if (voltage->voltage == 0xff01) return; if (voltage->voltage && (voltage->voltage != rdev->pm.current_vddc)) { radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC); rdev->pm.current_vddc = voltage->voltage; DRM_DEBUG("Setting: vddc: %d\n", voltage->voltage); } /* 0xff01 is a flag rather then an actual voltage */ if (voltage->vddci == 0xff01) return; if (voltage->vddci && (voltage->vddci != rdev->pm.current_vddci)) { radeon_atom_set_voltage(rdev, voltage->vddci, SET_VOLTAGE_TYPE_ASIC_VDDCI); rdev->pm.current_vddci = voltage->vddci; DRM_DEBUG("Setting: vddci: %d\n", voltage->vddci); } } } /** * evergreen_pm_prepare - pre-power state change callback. * * @rdev: radeon_device pointer * * Prepare for a power state change (evergreen+). */ void evergreen_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) { tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset); tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE; WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp); } } } /** * evergreen_pm_finish - post-power state change callback. * * @rdev: radeon_device pointer * * Clean up after a power state change (evergreen+). */ void evergreen_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) { tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset); tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE; WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp); } } } /** * evergreen_hpd_sense - hpd sense callback. * * @rdev: radeon_device pointer * @hpd: hpd (hotplug detect) pin * * Checks if a digital monitor is connected (evergreen+). * Returns true if connected, false if not connected. */ bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd) { bool connected = false; switch (hpd) { case RADEON_HPD_1: if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE) connected = true; break; case RADEON_HPD_2: if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE) connected = true; break; case RADEON_HPD_3: if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE) connected = true; break; case RADEON_HPD_4: if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE) connected = true; break; case RADEON_HPD_5: if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE) connected = true; break; case RADEON_HPD_6: if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE) connected = true; break; default: break; } return connected; } /** * evergreen_hpd_set_polarity - hpd set polarity callback. * * @rdev: radeon_device pointer * @hpd: hpd (hotplug detect) pin * * Set the polarity of the hpd pin (evergreen+). */ void evergreen_hpd_set_polarity(struct radeon_device *rdev, enum radeon_hpd_id hpd) { u32 tmp; bool connected = evergreen_hpd_sense(rdev, hpd); switch (hpd) { case RADEON_HPD_1: tmp = RREG32(DC_HPD1_INT_CONTROL); if (connected) tmp &= ~DC_HPDx_INT_POLARITY; else tmp |= DC_HPDx_INT_POLARITY; WREG32(DC_HPD1_INT_CONTROL, tmp); break; case RADEON_HPD_2: tmp = RREG32(DC_HPD2_INT_CONTROL); if (connected) tmp &= ~DC_HPDx_INT_POLARITY; else tmp |= DC_HPDx_INT_POLARITY; WREG32(DC_HPD2_INT_CONTROL, tmp); break; case RADEON_HPD_3: tmp = RREG32(DC_HPD3_INT_CONTROL); if (connected) tmp &= ~DC_HPDx_INT_POLARITY; else tmp |= DC_HPDx_INT_POLARITY; WREG32(DC_HPD3_INT_CONTROL, tmp); break; case RADEON_HPD_4: tmp = RREG32(DC_HPD4_INT_CONTROL); if (connected) tmp &= ~DC_HPDx_INT_POLARITY; else tmp |= DC_HPDx_INT_POLARITY; WREG32(DC_HPD4_INT_CONTROL, tmp); break; case RADEON_HPD_5: tmp = RREG32(DC_HPD5_INT_CONTROL); if (connected) tmp &= ~DC_HPDx_INT_POLARITY; else tmp |= DC_HPDx_INT_POLARITY; WREG32(DC_HPD5_INT_CONTROL, tmp); break; case RADEON_HPD_6: tmp = RREG32(DC_HPD6_INT_CONTROL); if (connected) tmp &= ~DC_HPDx_INT_POLARITY; else tmp |= DC_HPDx_INT_POLARITY; WREG32(DC_HPD6_INT_CONTROL, tmp); break; default: break; } } /** * evergreen_hpd_init - hpd setup callback. * * @rdev: radeon_device pointer * * Setup the hpd pins used by the card (evergreen+). * Enable the pin, set the polarity, and enable the hpd interrupts. */ void evergreen_hpd_init(struct radeon_device *rdev) { struct drm_device *dev = rdev->ddev; struct drm_connector *connector; unsigned enabled = 0; u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa) | DC_HPDx_EN; 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: WREG32(DC_HPD1_CONTROL, tmp); break; case RADEON_HPD_2: WREG32(DC_HPD2_CONTROL, tmp); break; case RADEON_HPD_3: WREG32(DC_HPD3_CONTROL, tmp); break; case RADEON_HPD_4: WREG32(DC_HPD4_CONTROL, tmp); break; case RADEON_HPD_5: WREG32(DC_HPD5_CONTROL, tmp); break; case RADEON_HPD_6: WREG32(DC_HPD6_CONTROL, tmp); break; default: break; } radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); enabled |= 1 << radeon_connector->hpd.hpd; } radeon_irq_kms_enable_hpd(rdev, enabled); } /** * evergreen_hpd_fini - hpd tear down callback. * * @rdev: radeon_device pointer * * Tear down the hpd pins used by the card (evergreen+). * Disable the hpd interrupts. */ void evergreen_hpd_fini(struct radeon_device *rdev) { struct drm_device *dev = rdev->ddev; struct drm_connector *connector; unsigned disabled = 0; 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: WREG32(DC_HPD1_CONTROL, 0); break; case RADEON_HPD_2: WREG32(DC_HPD2_CONTROL, 0); break; case RADEON_HPD_3: WREG32(DC_HPD3_CONTROL, 0); break; case RADEON_HPD_4: WREG32(DC_HPD4_CONTROL, 0); break; case RADEON_HPD_5: WREG32(DC_HPD5_CONTROL, 0); break; case RADEON_HPD_6: WREG32(DC_HPD6_CONTROL, 0); break; default: break; } disabled |= 1 << radeon_connector->hpd.hpd; } radeon_irq_kms_disable_hpd(rdev, disabled); } /* watermark setup */ static u32 evergreen_line_buffer_adjust(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc, struct drm_display_mode *mode, struct drm_display_mode *other_mode) { u32 tmp; /* * Line Buffer Setup * There are 3 line buffers, each one shared by 2 display controllers. * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between * the display controllers. The paritioning is done via one of four * preset allocations specified in bits 2:0: * first display controller * 0 - first half of lb (3840 * 2) * 1 - first 3/4 of lb (5760 * 2) * 2 - whole lb (7680 * 2), other crtc must be disabled * 3 - first 1/4 of lb (1920 * 2) * second display controller * 4 - second half of lb (3840 * 2) * 5 - second 3/4 of lb (5760 * 2) * 6 - whole lb (7680 * 2), other crtc must be disabled * 7 - last 1/4 of lb (1920 * 2) */ /* this can get tricky if we have two large displays on a paired group * of crtcs. Ideally for multiple large displays we'd assign them to * non-linked crtcs for maximum line buffer allocation. */ if (radeon_crtc->base.enabled && mode) { if (other_mode) tmp = 0; /* 1/2 */ else tmp = 2; /* whole */ } else tmp = 0; /* second controller of the pair uses second half of the lb */ if (radeon_crtc->crtc_id % 2) tmp += 4; WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, tmp); if (radeon_crtc->base.enabled && mode) { switch (tmp) { case 0: case 4: default: if (ASIC_IS_DCE5(rdev)) return 4096 * 2; else return 3840 * 2; case 1: case 5: if (ASIC_IS_DCE5(rdev)) return 6144 * 2; else return 5760 * 2; case 2: case 6: if (ASIC_IS_DCE5(rdev)) return 8192 * 2; else return 7680 * 2; case 3: case 7: if (ASIC_IS_DCE5(rdev)) return 2048 * 2; else return 1920 * 2; } } /* controller not enabled, so no lb used */ return 0; } u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev) { u32 tmp = RREG32(MC_SHARED_CHMAP); switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { case 0: default: return 1; case 1: return 2; case 2: return 4; case 3: return 8; } } struct evergreen_wm_params { u32 dram_channels; /* number of dram channels */ u32 yclk; /* bandwidth per dram data pin in kHz */ u32 sclk; /* engine clock in kHz */ u32 disp_clk; /* display clock in kHz */ u32 src_width; /* viewport width */ u32 active_time; /* active display time in ns */ u32 blank_time; /* blank time in ns */ bool interlaced; /* mode is interlaced */ fixed20_12 vsc; /* vertical scale ratio */ u32 num_heads; /* number of active crtcs */ u32 bytes_per_pixel; /* bytes per pixel display + overlay */ u32 lb_size; /* line buffer allocated to pipe */ u32 vtaps; /* vertical scaler taps */ }; static u32 evergreen_dram_bandwidth(struct evergreen_wm_params *wm) { /* Calculate DRAM Bandwidth and the part allocated to display. */ fixed20_12 dram_efficiency; /* 0.7 */ fixed20_12 yclk, dram_channels, bandwidth; fixed20_12 a; a.full = dfixed_const(1000); yclk.full = dfixed_const(wm->yclk); yclk.full = dfixed_div(yclk, a); dram_channels.full = dfixed_const(wm->dram_channels * 4); a.full = dfixed_const(10); dram_efficiency.full = dfixed_const(7); dram_efficiency.full = dfixed_div(dram_efficiency, a); bandwidth.full = dfixed_mul(dram_channels, yclk); bandwidth.full = dfixed_mul(bandwidth, dram_efficiency); return dfixed_trunc(bandwidth); } static u32 evergreen_dram_bandwidth_for_display(struct evergreen_wm_params *wm) { /* Calculate DRAM Bandwidth and the part allocated to display. */ fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */ fixed20_12 yclk, dram_channels, bandwidth; fixed20_12 a; a.full = dfixed_const(1000); yclk.full = dfixed_const(wm->yclk); yclk.full = dfixed_div(yclk, a); dram_channels.full = dfixed_const(wm->dram_channels * 4); a.full = dfixed_const(10); disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */ disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a); bandwidth.full = dfixed_mul(dram_channels, yclk); bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation); return dfixed_trunc(bandwidth); } static u32 evergreen_data_return_bandwidth(struct evergreen_wm_params *wm) { /* Calculate the display Data return Bandwidth */ fixed20_12 return_efficiency; /* 0.8 */ fixed20_12 sclk, bandwidth; fixed20_12 a; a.full = dfixed_const(1000); sclk.full = dfixed_const(wm->sclk); sclk.full = dfixed_div(sclk, a); a.full = dfixed_const(10); return_efficiency.full = dfixed_const(8); return_efficiency.full = dfixed_div(return_efficiency, a); a.full = dfixed_const(32); bandwidth.full = dfixed_mul(a, sclk); bandwidth.full = dfixed_mul(bandwidth, return_efficiency); return dfixed_trunc(bandwidth); } static u32 evergreen_dmif_request_bandwidth(struct evergreen_wm_params *wm) { /* Calculate the DMIF Request Bandwidth */ fixed20_12 disp_clk_request_efficiency; /* 0.8 */ fixed20_12 disp_clk, bandwidth; fixed20_12 a; a.full = dfixed_const(1000); disp_clk.full = dfixed_const(wm->disp_clk); disp_clk.full = dfixed_div(disp_clk, a); a.full = dfixed_const(10); disp_clk_request_efficiency.full = dfixed_const(8); disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a); a.full = dfixed_const(32); bandwidth.full = dfixed_mul(a, disp_clk); bandwidth.full = dfixed_mul(bandwidth, disp_clk_request_efficiency); return dfixed_trunc(bandwidth); } static u32 evergreen_available_bandwidth(struct evergreen_wm_params *wm) { /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */ u32 dram_bandwidth = evergreen_dram_bandwidth(wm); u32 data_return_bandwidth = evergreen_data_return_bandwidth(wm); u32 dmif_req_bandwidth = evergreen_dmif_request_bandwidth(wm); return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth)); } static u32 evergreen_average_bandwidth(struct evergreen_wm_params *wm) { /* Calculate the display mode Average Bandwidth * DisplayMode should contain the source and destination dimensions, * timing, etc. */ fixed20_12 bpp; fixed20_12 line_time; fixed20_12 src_width; fixed20_12 bandwidth; fixed20_12 a; a.full = dfixed_const(1000); line_time.full = dfixed_const(wm->active_time + wm->blank_time); line_time.full = dfixed_div(line_time, a); bpp.full = dfixed_const(wm->bytes_per_pixel); src_width.full = dfixed_const(wm->src_width); bandwidth.full = dfixed_mul(src_width, bpp); bandwidth.full = dfixed_mul(bandwidth, wm->vsc); bandwidth.full = dfixed_div(bandwidth, line_time); return dfixed_trunc(bandwidth); } static u32 evergreen_latency_watermark(struct evergreen_wm_params *wm) { /* First calcualte the latency in ns */ u32 mc_latency = 2000; /* 2000 ns. */ u32 available_bandwidth = evergreen_available_bandwidth(wm); u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth; u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth; u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */ u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) + (wm->num_heads * cursor_line_pair_return_time); u32 latency = mc_latency + other_heads_data_return_time + dc_latency; u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time; fixed20_12 a, b, c; if (wm->num_heads == 0) return 0; a.full = dfixed_const(2); b.full = dfixed_const(1); if ((wm->vsc.full > a.full) || ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) || (wm->vtaps >= 5) || ((wm->vsc.full >= a.full) && wm->interlaced)) max_src_lines_per_dst_line = 4; else max_src_lines_per_dst_line = 2; a.full = dfixed_const(available_bandwidth); b.full = dfixed_const(wm->num_heads); a.full = dfixed_div(a, b); b.full = dfixed_const(1000); c.full = dfixed_const(wm->disp_clk); b.full = dfixed_div(c, b); c.full = dfixed_const(wm->bytes_per_pixel); b.full = dfixed_mul(b, c); lb_fill_bw = min(dfixed_trunc(a), dfixed_trunc(b)); a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); b.full = dfixed_const(1000); c.full = dfixed_const(lb_fill_bw); b.full = dfixed_div(c, b); a.full = dfixed_div(a, b); line_fill_time = dfixed_trunc(a); if (line_fill_time < wm->active_time) return latency; else return latency + (line_fill_time - wm->active_time); } static bool evergreen_average_bandwidth_vs_dram_bandwidth_for_display(struct evergreen_wm_params *wm) { if (evergreen_average_bandwidth(wm) <= (evergreen_dram_bandwidth_for_display(wm) / wm->num_heads)) return true; else return false; }; static bool evergreen_average_bandwidth_vs_available_bandwidth(struct evergreen_wm_params *wm) { if (evergreen_average_bandwidth(wm) <= (evergreen_available_bandwidth(wm) / wm->num_heads)) return true; else return false; }; static bool evergreen_check_latency_hiding(struct evergreen_wm_params *wm) { u32 lb_partitions = wm->lb_size / wm->src_width; u32 line_time = wm->active_time + wm->blank_time; u32 latency_tolerant_lines; u32 latency_hiding; fixed20_12 a; a.full = dfixed_const(1); if (wm->vsc.full > a.full) latency_tolerant_lines = 1; else { if (lb_partitions <= (wm->vtaps + 1)) latency_tolerant_lines = 1; else latency_tolerant_lines = 2; } latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time); if (evergreen_latency_watermark(wm) <= latency_hiding) return true; else return false; } static void evergreen_program_watermarks(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc, u32 lb_size, u32 num_heads) { struct drm_display_mode *mode = &radeon_crtc->base.mode; struct evergreen_wm_params wm; u32 pixel_period; u32 line_time = 0; u32 latency_watermark_a = 0, latency_watermark_b = 0; u32 priority_a_mark = 0, priority_b_mark = 0; u32 priority_a_cnt = PRIORITY_OFF; u32 priority_b_cnt = PRIORITY_OFF; u32 pipe_offset = radeon_crtc->crtc_id * 16; u32 tmp, arb_control3; fixed20_12 a, b, c; if (radeon_crtc->base.enabled && num_heads && mode) { pixel_period = 1000000 / (u32)mode->clock; line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535); priority_a_cnt = 0; priority_b_cnt = 0; wm.yclk = rdev->pm.current_mclk * 10; wm.sclk = rdev->pm.current_sclk * 10; wm.disp_clk = mode->clock; wm.src_width = mode->crtc_hdisplay; wm.active_time = mode->crtc_hdisplay * pixel_period; wm.blank_time = line_time - wm.active_time; wm.interlaced = false; if (mode->flags & DRM_MODE_FLAG_INTERLACE) wm.interlaced = true; wm.vsc = radeon_crtc->vsc; wm.vtaps = 1; if (radeon_crtc->rmx_type != RMX_OFF) wm.vtaps = 2; wm.bytes_per_pixel = 4; /* XXX: get this from fb config */ wm.lb_size = lb_size; wm.dram_channels = evergreen_get_number_of_dram_channels(rdev); wm.num_heads = num_heads; /* set for high clocks */ latency_watermark_a = min(evergreen_latency_watermark(&wm), (u32)65535); /* set for low clocks */ /* wm.yclk = low clk; wm.sclk = low clk */ latency_watermark_b = min(evergreen_latency_watermark(&wm), (u32)65535); /* possibly force display priority to high */ /* should really do this at mode validation time... */ if (!evergreen_average_bandwidth_vs_dram_bandwidth_for_display(&wm) || !evergreen_average_bandwidth_vs_available_bandwidth(&wm) || !evergreen_check_latency_hiding(&wm) || (rdev->disp_priority == 2)) { DRM_DEBUG_KMS("force priority to high\n"); priority_a_cnt |= PRIORITY_ALWAYS_ON; priority_b_cnt |= PRIORITY_ALWAYS_ON; } a.full = dfixed_const(1000); b.full = dfixed_const(mode->clock); b.full = dfixed_div(b, a); c.full = dfixed_const(latency_watermark_a); c.full = dfixed_mul(c, b); c.full = dfixed_mul(c, radeon_crtc->hsc); c.full = dfixed_div(c, a); a.full = dfixed_const(16); c.full = dfixed_div(c, a); priority_a_mark = dfixed_trunc(c); priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK; a.full = dfixed_const(1000); b.full = dfixed_const(mode->clock); b.full = dfixed_div(b, a); c.full = dfixed_const(latency_watermark_b); c.full = dfixed_mul(c, b); c.full = dfixed_mul(c, radeon_crtc->hsc); c.full = dfixed_div(c, a); a.full = dfixed_const(16); c.full = dfixed_div(c, a); priority_b_mark = dfixed_trunc(c); priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK; } /* select wm A */ arb_control3 = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset); tmp = arb_control3; tmp &= ~LATENCY_WATERMARK_MASK(3); tmp |= LATENCY_WATERMARK_MASK(1); WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp); WREG32(PIPE0_LATENCY_CONTROL + pipe_offset, (LATENCY_LOW_WATERMARK(latency_watermark_a) | LATENCY_HIGH_WATERMARK(line_time))); /* select wm B */ tmp = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset); tmp &= ~LATENCY_WATERMARK_MASK(3); tmp |= LATENCY_WATERMARK_MASK(2); WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp); WREG32(PIPE0_LATENCY_CONTROL + pipe_offset, (LATENCY_LOW_WATERMARK(latency_watermark_b) | LATENCY_HIGH_WATERMARK(line_time))); /* restore original selection */ WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, arb_control3); /* write the priority marks */ WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt); WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt); } /** * evergreen_bandwidth_update - update display watermarks callback. * * @rdev: radeon_device pointer * * Update the display watermarks based on the requested mode(s) * (evergreen+). */ void evergreen_bandwidth_update(struct radeon_device *rdev) { struct drm_display_mode *mode0 = NULL; struct drm_display_mode *mode1 = NULL; u32 num_heads = 0, lb_size; int i; radeon_update_display_priority(rdev); for (i = 0; i < rdev->num_crtc; i++) { if (rdev->mode_info.crtcs[i]->base.enabled) num_heads++; } for (i = 0; i < rdev->num_crtc; i += 2) { mode0 = &rdev->mode_info.crtcs[i]->base.mode; mode1 = &rdev->mode_info.crtcs[i+1]->base.mode; lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1); evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads); lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0); evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads); } } /** * evergreen_mc_wait_for_idle - wait for MC idle callback. * * @rdev: radeon_device pointer * * Wait for the MC (memory controller) to be idle. * (evergreen+). * Returns 0 if the MC is idle, -1 if not. */ int evergreen_mc_wait_for_idle(struct radeon_device *rdev) { unsigned i; u32 tmp; for (i = 0; i < rdev->usec_timeout; i++) { /* read MC_STATUS */ tmp = RREG32(SRBM_STATUS) & 0x1F00; if (!tmp) return 0; udelay(1); } return -1; } /* * GART */ void evergreen_pcie_gart_tlb_flush(struct radeon_device *rdev) { unsigned i; u32 tmp; WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1)); for (i = 0; i < rdev->usec_timeout; i++) { /* read MC_STATUS */ tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE); tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT; if (tmp == 2) { printk(KERN_WARNING "[drm] r600 flush TLB failed\n"); return; } if (tmp) { return; } udelay(1); } } static int evergreen_pcie_gart_enable(struct radeon_device *rdev) { u32 tmp; int r; if (rdev->gart.robj == NULL) { dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); return -EINVAL; } r = radeon_gart_table_vram_pin(rdev); if (r) return r; radeon_gart_restore(rdev); /* Setup L2 cache */ WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | EFFECTIVE_L2_QUEUE_SIZE(7)); WREG32(VM_L2_CNTL2, 0); WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2)); /* Setup TLB control */ tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | SYSTEM_ACCESS_MODE_NOT_IN_SYS | SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5); if (rdev->flags & RADEON_IS_IGP) { WREG32(FUS_MC_VM_MD_L1_TLB0_CNTL, tmp); WREG32(FUS_MC_VM_MD_L1_TLB1_CNTL, tmp); WREG32(FUS_MC_VM_MD_L1_TLB2_CNTL, tmp); } else { WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); if ((rdev->family == CHIP_JUNIPER) || (rdev->family == CHIP_CYPRESS) || (rdev->family == CHIP_HEMLOCK) || (rdev->family == CHIP_BARTS)) WREG32(MC_VM_MD_L1_TLB3_CNTL, tmp); } WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, (u32)(rdev->dummy_page.addr >> 12)); WREG32(VM_CONTEXT1_CNTL, 0); evergreen_pcie_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; } static void evergreen_pcie_gart_disable(struct radeon_device *rdev) { u32 tmp; /* Disable all tables */ WREG32(VM_CONTEXT0_CNTL, 0); WREG32(VM_CONTEXT1_CNTL, 0); /* Setup L2 cache */ WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING | EFFECTIVE_L2_QUEUE_SIZE(7)); WREG32(VM_L2_CNTL2, 0); WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2)); /* Setup TLB control */ tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5); WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); radeon_gart_table_vram_unpin(rdev); } static void evergreen_pcie_gart_fini(struct radeon_device *rdev) { evergreen_pcie_gart_disable(rdev); radeon_gart_table_vram_free(rdev); radeon_gart_fini(rdev); } static void evergreen_agp_enable(struct radeon_device *rdev) { u32 tmp; /* Setup L2 cache */ WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | EFFECTIVE_L2_QUEUE_SIZE(7)); WREG32(VM_L2_CNTL2, 0); WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2)); /* Setup TLB control */ tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | SYSTEM_ACCESS_MODE_NOT_IN_SYS | SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5); WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); WREG32(VM_CONTEXT0_CNTL, 0); WREG32(VM_CONTEXT1_CNTL, 0); } void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save) { u32 crtc_enabled, tmp, frame_count, blackout; int i, j; save->vga_render_control = RREG32(VGA_RENDER_CONTROL); save->vga_hdp_control = RREG32(VGA_HDP_CONTROL); /* disable VGA render */ WREG32(VGA_RENDER_CONTROL, 0); /* blank the display controllers */ for (i = 0; i < rdev->num_crtc; i++) { crtc_enabled = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]) & EVERGREEN_CRTC_MASTER_EN; if (crtc_enabled) { save->crtc_enabled[i] = true; if (ASIC_IS_DCE6(rdev)) { tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]); if (!(tmp & EVERGREEN_CRTC_BLANK_DATA_EN)) { radeon_wait_for_vblank(rdev, i); tmp |= EVERGREEN_CRTC_BLANK_DATA_EN; WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1); WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp); WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0); } } else { tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]); if (!(tmp & EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE)) { radeon_wait_for_vblank(rdev, i); tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE; WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1); WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp); WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0); } } /* wait for the next frame */ frame_count = radeon_get_vblank_counter(rdev, i); for (j = 0; j < rdev->usec_timeout; j++) { if (radeon_get_vblank_counter(rdev, i) != frame_count) break; udelay(1); } } else { save->crtc_enabled[i] = false; } } radeon_mc_wait_for_idle(rdev); blackout = RREG32(MC_SHARED_BLACKOUT_CNTL); if ((blackout & BLACKOUT_MODE_MASK) != 1) { /* Block CPU access */ WREG32(BIF_FB_EN, 0); /* blackout the MC */ blackout &= ~BLACKOUT_MODE_MASK; WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1); } /* wait for the MC to settle */ udelay(100); } void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save) { u32 tmp, frame_count; int i, j; /* update crtc base addresses */ for (i = 0; i < rdev->num_crtc; i++) { WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i], upper_32_bits(rdev->mc.vram_start)); WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i], upper_32_bits(rdev->mc.vram_start)); WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i], (u32)rdev->mc.vram_start); WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + crtc_offsets[i], (u32)rdev->mc.vram_start); } WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(rdev->mc.vram_start)); WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS, (u32)rdev->mc.vram_start); /* unblackout the MC */ tmp = RREG32(MC_SHARED_BLACKOUT_CNTL); tmp &= ~BLACKOUT_MODE_MASK; WREG32(MC_SHARED_BLACKOUT_CNTL, tmp); /* allow CPU access */ WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN); for (i = 0; i < rdev->num_crtc; i++) { if (save->crtc_enabled[i]) { if (ASIC_IS_DCE6(rdev)) { tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]); tmp |= EVERGREEN_CRTC_BLANK_DATA_EN; WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1); WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp); WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0); } else { tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]); tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE; WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1); WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp); WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0); } /* wait for the next frame */ frame_count = radeon_get_vblank_counter(rdev, i); for (j = 0; j < rdev->usec_timeout; j++) { if (radeon_get_vblank_counter(rdev, i) != frame_count) break; udelay(1); } } } /* Unlock vga access */ WREG32(VGA_HDP_CONTROL, save->vga_hdp_control); mdelay(1); WREG32(VGA_RENDER_CONTROL, save->vga_render_control); } void evergreen_mc_program(struct radeon_device *rdev) { struct evergreen_mc_save save; u32 tmp; int i, j; /* Initialize HDP */ for (i = 0, j = 0; i < 32; i++, j += 0x18) { WREG32((0x2c14 + j), 0x00000000); WREG32((0x2c18 + j), 0x00000000); WREG32((0x2c1c + j), 0x00000000); WREG32((0x2c20 + j), 0x00000000); WREG32((0x2c24 + j), 0x00000000); } WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0); evergreen_mc_stop(rdev, &save); if (evergreen_mc_wait_for_idle(rdev)) { dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); } /* Lockout access through VGA aperture*/ WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE); /* Update configuration */ if (rdev->flags & RADEON_IS_AGP) { if (rdev->mc.vram_start < rdev->mc.gtt_start) { /* VRAM before AGP */ WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12); WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.gtt_end >> 12); } else { /* VRAM after AGP */ WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.gtt_start >> 12); WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12); } } else { WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12); WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12); } WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12); /* llano/ontario only */ if ((rdev->family == CHIP_PALM) || (rdev->family == CHIP_SUMO) || (rdev->family == CHIP_SUMO2)) { tmp = RREG32(MC_FUS_VM_FB_OFFSET) & 0x000FFFFF; tmp |= ((rdev->mc.vram_end >> 20) & 0xF) << 24; tmp |= ((rdev->mc.vram_start >> 20) & 0xF) << 20; WREG32(MC_FUS_VM_FB_OFFSET, tmp); } tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); WREG32(MC_VM_FB_LOCATION, tmp); WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8)); WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30)); WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF); if (rdev->flags & RADEON_IS_AGP) { WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16); WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16); WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22); } else { WREG32(MC_VM_AGP_BASE, 0); WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF); WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF); } if (evergreen_mc_wait_for_idle(rdev)) { dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); } evergreen_mc_resume(rdev, &save); /* we need to own VRAM, so turn off the VGA renderer here * to stop it overwriting our objects */ rv515_vga_render_disable(rdev); } /* * CP. */ void evergreen_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) { struct radeon_ring *ring = &rdev->ring[ib->ring]; u32 next_rptr; /* set to DX10/11 mode */ radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0)); radeon_ring_write(ring, 1); if (ring->rptr_save_reg) { next_rptr = ring->wptr + 3 + 4; radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); radeon_ring_write(ring, ((ring->rptr_save_reg - PACKET3_SET_CONFIG_REG_START) >> 2)); radeon_ring_write(ring, next_rptr); } else if (rdev->wb.enabled) { next_rptr = ring->wptr + 5 + 4; radeon_ring_write(ring, PACKET3(PACKET3_MEM_WRITE, 3)); radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc); radeon_ring_write(ring, (upper_32_bits(ring->next_rptr_gpu_addr) & 0xff) | (1 << 18)); radeon_ring_write(ring, next_rptr); radeon_ring_write(ring, 0); } radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2)); radeon_ring_write(ring, #ifdef __BIG_ENDIAN (2 << 0) | #endif (ib->gpu_addr & 0xFFFFFFFC)); radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF); radeon_ring_write(ring, ib->length_dw); } static int evergreen_cp_load_microcode(struct radeon_device *rdev) { const __be32 *fw_data; int i; if (!rdev->me_fw || !rdev->pfp_fw) return -EINVAL; r700_cp_stop(rdev); WREG32(CP_RB_CNTL, #ifdef __BIG_ENDIAN BUF_SWAP_32BIT | #endif RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3)); fw_data = (const __be32 *)rdev->pfp_fw->data; WREG32(CP_PFP_UCODE_ADDR, 0); for (i = 0; i < EVERGREEN_PFP_UCODE_SIZE; i++) WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++)); WREG32(CP_PFP_UCODE_ADDR, 0); fw_data = (const __be32 *)rdev->me_fw->data; WREG32(CP_ME_RAM_WADDR, 0); for (i = 0; i < EVERGREEN_PM4_UCODE_SIZE; i++) WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++)); WREG32(CP_PFP_UCODE_ADDR, 0); WREG32(CP_ME_RAM_WADDR, 0); WREG32(CP_ME_RAM_RADDR, 0); return 0; } static int evergreen_cp_start(struct radeon_device *rdev) { struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; int r, i; uint32_t cp_me; r = radeon_ring_lock(rdev, ring, 7); if (r) { DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); return r; } radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5)); radeon_ring_write(ring, 0x1); radeon_ring_write(ring, 0x0); radeon_ring_write(ring, rdev->config.evergreen.max_hw_contexts - 1); radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); radeon_ring_write(ring, 0); radeon_ring_write(ring, 0); radeon_ring_unlock_commit(rdev, ring); cp_me = 0xff; WREG32(CP_ME_CNTL, cp_me); r = radeon_ring_lock(rdev, ring, evergreen_default_size + 19); if (r) { DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); return r; } /* setup clear context state */ radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE); for (i = 0; i < evergreen_default_size; i++) radeon_ring_write(ring, evergreen_default_state[i]); radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE); /* set clear context state */ radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0)); radeon_ring_write(ring, 0); /* SQ_VTX_BASE_VTX_LOC */ radeon_ring_write(ring, 0xc0026f00); radeon_ring_write(ring, 0x00000000); radeon_ring_write(ring, 0x00000000); radeon_ring_write(ring, 0x00000000); /* Clear consts */ radeon_ring_write(ring, 0xc0036f00); radeon_ring_write(ring, 0x00000bc4); radeon_ring_write(ring, 0xffffffff); radeon_ring_write(ring, 0xffffffff); radeon_ring_write(ring, 0xffffffff); radeon_ring_write(ring, 0xc0026900); radeon_ring_write(ring, 0x00000316); radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ radeon_ring_write(ring, 0x00000010); /* */ radeon_ring_unlock_commit(rdev, ring); return 0; } static int evergreen_cp_resume(struct radeon_device *rdev) { struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; u32 tmp; u32 rb_bufsz; int r; /* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */ WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP | SOFT_RESET_PA | SOFT_RESET_SH | SOFT_RESET_VGT | SOFT_RESET_SPI | SOFT_RESET_SX)); RREG32(GRBM_SOFT_RESET); mdelay(15); WREG32(GRBM_SOFT_RESET, 0); RREG32(GRBM_SOFT_RESET); /* Set ring buffer size */ rb_bufsz = drm_order(ring->ring_size / 8); tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; #ifdef __BIG_ENDIAN tmp |= BUF_SWAP_32BIT; #endif WREG32(CP_RB_CNTL, tmp); WREG32(CP_SEM_WAIT_TIMER, 0x0); WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0); /* Set the write pointer delay */ WREG32(CP_RB_WPTR_DELAY, 0); /* Initialize the ring buffer's read and write pointers */ WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA); WREG32(CP_RB_RPTR_WR, 0); ring->wptr = 0; WREG32(CP_RB_WPTR, ring->wptr); /* set the wb address whether it's enabled or not */ WREG32(CP_RB_RPTR_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC)); WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF); WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF); if (rdev->wb.enabled) WREG32(SCRATCH_UMSK, 0xff); else { tmp |= RB_NO_UPDATE; WREG32(SCRATCH_UMSK, 0); } mdelay(1); WREG32(CP_RB_CNTL, tmp); WREG32(CP_RB_BASE, ring->gpu_addr >> 8); WREG32(CP_DEBUG, (1 << 27) | (1 << 28)); ring->rptr = RREG32(CP_RB_RPTR); evergreen_cp_start(rdev); ring->ready = true; r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring); if (r) { ring->ready = false; return r; } return 0; } /* * Core functions */ static void evergreen_gpu_init(struct radeon_device *rdev) { u32 gb_addr_config; u32 mc_shared_chmap, mc_arb_ramcfg; u32 sx_debug_1; u32 smx_dc_ctl0; u32 sq_config; u32 sq_lds_resource_mgmt; u32 sq_gpr_resource_mgmt_1; u32 sq_gpr_resource_mgmt_2; u32 sq_gpr_resource_mgmt_3; u32 sq_thread_resource_mgmt; u32 sq_thread_resource_mgmt_2; u32 sq_stack_resource_mgmt_1; u32 sq_stack_resource_mgmt_2; u32 sq_stack_resource_mgmt_3; u32 vgt_cache_invalidation; u32 hdp_host_path_cntl, tmp; u32 disabled_rb_mask; int i, j, num_shader_engines, ps_thread_count; switch (rdev->family) { case CHIP_CYPRESS: case CHIP_HEMLOCK: rdev->config.evergreen.num_ses = 2; rdev->config.evergreen.max_pipes = 4; rdev->config.evergreen.max_tile_pipes = 8; rdev->config.evergreen.max_simds = 10; rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses; rdev->config.evergreen.max_gprs = 256; rdev->config.evergreen.max_threads = 248; rdev->config.evergreen.max_gs_threads = 32; rdev->config.evergreen.max_stack_entries = 512; rdev->config.evergreen.sx_num_of_sets = 4; rdev->config.evergreen.sx_max_export_size = 256; rdev->config.evergreen.sx_max_export_pos_size = 64; rdev->config.evergreen.sx_max_export_smx_size = 192; rdev->config.evergreen.max_hw_contexts = 8; rdev->config.evergreen.sq_num_cf_insts = 2; rdev->config.evergreen.sc_prim_fifo_size = 0x100; rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; gb_addr_config = CYPRESS_GB_ADDR_CONFIG_GOLDEN; break; case CHIP_JUNIPER: rdev->config.evergreen.num_ses = 1; rdev->config.evergreen.max_pipes = 4; rdev->config.evergreen.max_tile_pipes = 4; rdev->config.evergreen.max_simds = 10; rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses; rdev->config.evergreen.max_gprs = 256; rdev->config.evergreen.max_threads = 248; rdev->config.evergreen.max_gs_threads = 32; rdev->config.evergreen.max_stack_entries = 512; rdev->config.evergreen.sx_num_of_sets = 4; rdev->config.evergreen.sx_max_export_size = 256; rdev->config.evergreen.sx_max_export_pos_size = 64; rdev->config.evergreen.sx_max_export_smx_size = 192; rdev->config.evergreen.max_hw_contexts = 8; rdev->config.evergreen.sq_num_cf_insts = 2; rdev->config.evergreen.sc_prim_fifo_size = 0x100; rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; gb_addr_config = JUNIPER_GB_ADDR_CONFIG_GOLDEN; break; case CHIP_REDWOOD: rdev->config.evergreen.num_ses = 1; rdev->config.evergreen.max_pipes = 4; rdev->config.evergreen.max_tile_pipes = 4; rdev->config.evergreen.max_simds = 5; rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses; rdev->config.evergreen.max_gprs = 256; rdev->config.evergreen.max_threads = 248; rdev->config.evergreen.max_gs_threads = 32; rdev->config.evergreen.max_stack_entries = 256; rdev->config.evergreen.sx_num_of_sets = 4; rdev->config.evergreen.sx_max_export_size = 256; rdev->config.evergreen.sx_max_export_pos_size = 64; rdev->config.evergreen.sx_max_export_smx_size = 192; rdev->config.evergreen.max_hw_contexts = 8; rdev->config.evergreen.sq_num_cf_insts = 2; rdev->config.evergreen.sc_prim_fifo_size = 0x100; rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; gb_addr_config = REDWOOD_GB_ADDR_CONFIG_GOLDEN; break; case CHIP_CEDAR: default: rdev->config.evergreen.num_ses = 1; rdev->config.evergreen.max_pipes = 2; rdev->config.evergreen.max_tile_pipes = 2; rdev->config.evergreen.max_simds = 2; rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses; rdev->config.evergreen.max_gprs = 256; rdev->config.evergreen.max_threads = 192; rdev->config.evergreen.max_gs_threads = 16; rdev->config.evergreen.max_stack_entries = 256; rdev->config.evergreen.sx_num_of_sets = 4; rdev->config.evergreen.sx_max_export_size = 128; rdev->config.evergreen.sx_max_export_pos_size = 32; rdev->config.evergreen.sx_max_export_smx_size = 96; rdev->config.evergreen.max_hw_contexts = 4; rdev->config.evergreen.sq_num_cf_insts = 1; rdev->config.evergreen.sc_prim_fifo_size = 0x40; rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; gb_addr_config = CEDAR_GB_ADDR_CONFIG_GOLDEN; break; case CHIP_PALM: rdev->config.evergreen.num_ses = 1; rdev->config.evergreen.max_pipes = 2; rdev->config.evergreen.max_tile_pipes = 2; rdev->config.evergreen.max_simds = 2; rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses; rdev->config.evergreen.max_gprs = 256; rdev->config.evergreen.max_threads = 192; rdev->config.evergreen.max_gs_threads = 16; rdev->config.evergreen.max_stack_entries = 256; rdev->config.evergreen.sx_num_of_sets = 4; rdev->config.evergreen.sx_max_export_size = 128; rdev->config.evergreen.sx_max_export_pos_size = 32; rdev->config.evergreen.sx_max_export_smx_size = 96; rdev->config.evergreen.max_hw_contexts = 4; rdev->config.evergreen.sq_num_cf_insts = 1; rdev->config.evergreen.sc_prim_fifo_size = 0x40; rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; gb_addr_config = CEDAR_GB_ADDR_CONFIG_GOLDEN; break; case CHIP_SUMO: rdev->config.evergreen.num_ses = 1; rdev->config.evergreen.max_pipes = 4; rdev->config.evergreen.max_tile_pipes = 4; if (rdev->pdev->device == 0x9648) rdev->config.evergreen.max_simds = 3; else if ((rdev->pdev->device == 0x9647) || (rdev->pdev->device == 0x964a)) rdev->config.evergreen.max_simds = 4; else rdev->config.evergreen.max_simds = 5; rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses; rdev->config.evergreen.max_gprs = 256; rdev->config.evergreen.max_threads = 248; rdev->config.evergreen.max_gs_threads = 32; rdev->config.evergreen.max_stack_entries = 256; rdev->config.evergreen.sx_num_of_sets = 4; rdev->config.evergreen.sx_max_export_size = 256; rdev->config.evergreen.sx_max_export_pos_size = 64; rdev->config.evergreen.sx_max_export_smx_size = 192; rdev->config.evergreen.max_hw_contexts = 8; rdev->config.evergreen.sq_num_cf_insts = 2; rdev->config.evergreen.sc_prim_fifo_size = 0x40; rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; gb_addr_config = SUMO_GB_ADDR_CONFIG_GOLDEN; break; case CHIP_SUMO2: rdev->config.evergreen.num_ses = 1; rdev->config.evergreen.max_pipes = 4; rdev->config.evergreen.max_tile_pipes = 4; rdev->config.evergreen.max_simds = 2; rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses; rdev->config.evergreen.max_gprs = 256; rdev->config.evergreen.max_threads = 248; rdev->config.evergreen.max_gs_threads = 32; rdev->config.evergreen.max_stack_entries = 512; rdev->config.evergreen.sx_num_of_sets = 4; rdev->config.evergreen.sx_max_export_size = 256; rdev->config.evergreen.sx_max_export_pos_size = 64; rdev->config.evergreen.sx_max_export_smx_size = 192; rdev->config.evergreen.max_hw_contexts = 8; rdev->config.evergreen.sq_num_cf_insts = 2; rdev->config.evergreen.sc_prim_fifo_size = 0x40; rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; gb_addr_config = SUMO2_GB_ADDR_CONFIG_GOLDEN; break; case CHIP_BARTS: rdev->config.evergreen.num_ses = 2; rdev->config.evergreen.max_pipes = 4; rdev->config.evergreen.max_tile_pipes = 8; rdev->config.evergreen.max_simds = 7; rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses; rdev->config.evergreen.max_gprs = 256; rdev->config.evergreen.max_threads = 248; rdev->config.evergreen.max_gs_threads = 32; rdev->config.evergreen.max_stack_entries = 512; rdev->config.evergreen.sx_num_of_sets = 4; rdev->config.evergreen.sx_max_export_size = 256; rdev->config.evergreen.sx_max_export_pos_size = 64; rdev->config.evergreen.sx_max_export_smx_size = 192; rdev->config.evergreen.max_hw_contexts = 8; rdev->config.evergreen.sq_num_cf_insts = 2; rdev->config.evergreen.sc_prim_fifo_size = 0x100; rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; gb_addr_config = BARTS_GB_ADDR_CONFIG_GOLDEN; break; case CHIP_TURKS: rdev->config.evergreen.num_ses = 1; rdev->config.evergreen.max_pipes = 4; rdev->config.evergreen.max_tile_pipes = 4; rdev->config.evergreen.max_simds = 6; rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses; rdev->config.evergreen.max_gprs = 256; rdev->config.evergreen.max_threads = 248; rdev->config.evergreen.max_gs_threads = 32; rdev->config.evergreen.max_stack_entries = 256; rdev->config.evergreen.sx_num_of_sets = 4; rdev->config.evergreen.sx_max_export_size = 256; rdev->config.evergreen.sx_max_export_pos_size = 64; rdev->config.evergreen.sx_max_export_smx_size = 192; rdev->config.evergreen.max_hw_contexts = 8; rdev->config.evergreen.sq_num_cf_insts = 2; rdev->config.evergreen.sc_prim_fifo_size = 0x100; rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; gb_addr_config = TURKS_GB_ADDR_CONFIG_GOLDEN; break; case CHIP_CAICOS: rdev->config.evergreen.num_ses = 1; rdev->config.evergreen.max_pipes = 2; rdev->config.evergreen.max_tile_pipes = 2; rdev->config.evergreen.max_simds = 2; rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses; rdev->config.evergreen.max_gprs = 256; rdev->config.evergreen.max_threads = 192; rdev->config.evergreen.max_gs_threads = 16; rdev->config.evergreen.max_stack_entries = 256; rdev->config.evergreen.sx_num_of_sets = 4; rdev->config.evergreen.sx_max_export_size = 128; rdev->config.evergreen.sx_max_export_pos_size = 32; rdev->config.evergreen.sx_max_export_smx_size = 96; rdev->config.evergreen.max_hw_contexts = 4; rdev->config.evergreen.sq_num_cf_insts = 1; rdev->config.evergreen.sc_prim_fifo_size = 0x40; rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30; rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130; gb_addr_config = CAICOS_GB_ADDR_CONFIG_GOLDEN; break; } /* Initialize HDP */ for (i = 0, j = 0; i < 32; i++, j += 0x18) { WREG32((0x2c14 + j), 0x00000000); WREG32((0x2c18 + j), 0x00000000); WREG32((0x2c1c + j), 0x00000000); WREG32((0x2c20 + j), 0x00000000); WREG32((0x2c24 + j), 0x00000000); } WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff)); evergreen_fix_pci_max_read_req_size(rdev); mc_shared_chmap = RREG32(MC_SHARED_CHMAP); if ((rdev->family == CHIP_PALM) || (rdev->family == CHIP_SUMO) || (rdev->family == CHIP_SUMO2)) mc_arb_ramcfg = RREG32(FUS_MC_ARB_RAMCFG); else mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG); /* setup tiling info dword. gb_addr_config is not adequate since it does * not have bank info, so create a custom tiling dword. * bits 3:0 num_pipes * bits 7:4 num_banks * bits 11:8 group_size * bits 15:12 row_size */ rdev->config.evergreen.tile_config = 0; switch (rdev->config.evergreen.max_tile_pipes) { case 1: default: rdev->config.evergreen.tile_config |= (0 << 0); break; case 2: rdev->config.evergreen.tile_config |= (1 << 0); break; case 4: rdev->config.evergreen.tile_config |= (2 << 0); break; case 8: rdev->config.evergreen.tile_config |= (3 << 0); break; } /* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */ if (rdev->flags & RADEON_IS_IGP) rdev->config.evergreen.tile_config |= 1 << 4; else { switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) { case 0: /* four banks */ rdev->config.evergreen.tile_config |= 0 << 4; break; case 1: /* eight banks */ rdev->config.evergreen.tile_config |= 1 << 4; break; case 2: /* sixteen banks */ default: rdev->config.evergreen.tile_config |= 2 << 4; break; } } rdev->config.evergreen.tile_config |= 0 << 8; rdev->config.evergreen.tile_config |= ((gb_addr_config & 0x30000000) >> 28) << 12; num_shader_engines = (gb_addr_config & NUM_SHADER_ENGINES(3) >> 12) + 1; if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK)) { u32 efuse_straps_4; u32 efuse_straps_3; WREG32(RCU_IND_INDEX, 0x204); efuse_straps_4 = RREG32(RCU_IND_DATA); WREG32(RCU_IND_INDEX, 0x203); efuse_straps_3 = RREG32(RCU_IND_DATA); tmp = (((efuse_straps_4 & 0xf) << 4) | ((efuse_straps_3 & 0xf0000000) >> 28)); } else { tmp = 0; for (i = (rdev->config.evergreen.num_ses - 1); i >= 0; i--) { u32 rb_disable_bitmap; WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i)); WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i)); rb_disable_bitmap = (RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000) >> 16; tmp <<= 4; tmp |= rb_disable_bitmap; } } /* enabled rb are just the one not disabled :) */ disabled_rb_mask = tmp; WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES); WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES); WREG32(GB_ADDR_CONFIG, gb_addr_config); WREG32(DMIF_ADDR_CONFIG, gb_addr_config); WREG32(HDP_ADDR_CONFIG, gb_addr_config); WREG32(DMA_TILING_CONFIG, gb_addr_config); if ((rdev->config.evergreen.max_backends == 1) && (rdev->flags & RADEON_IS_IGP)) { if ((disabled_rb_mask & 3) == 1) { /* RB0 disabled, RB1 enabled */ tmp = 0x11111111; } else { /* RB1 disabled, RB0 enabled */ tmp = 0x00000000; } } else { tmp = gb_addr_config & NUM_PIPES_MASK; tmp = r6xx_remap_render_backend(rdev, tmp, rdev->config.evergreen.max_backends, EVERGREEN_MAX_BACKENDS, disabled_rb_mask); } WREG32(GB_BACKEND_MAP, tmp); WREG32(CGTS_SYS_TCC_DISABLE, 0); WREG32(CGTS_TCC_DISABLE, 0); WREG32(CGTS_USER_SYS_TCC_DISABLE, 0); WREG32(CGTS_USER_TCC_DISABLE, 0); /* set HW defaults for 3D engine */ WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b))); WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30)); WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT | SYNC_WALKER | SYNC_ALIGNER)); sx_debug_1 = RREG32(SX_DEBUG_1); sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS; WREG32(SX_DEBUG_1, sx_debug_1); smx_dc_ctl0 = RREG32(SMX_DC_CTL0); smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff); smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets); WREG32(SMX_DC_CTL0, smx_dc_ctl0); if (rdev->family <= CHIP_SUMO2) WREG32(SMX_SAR_CTL0, 0x00010000); WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) | POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) | SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1))); WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.evergreen.sc_prim_fifo_size) | SC_HIZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_hiz_tile_fifo_size) | SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_earlyz_tile_fifo_size))); WREG32(VGT_NUM_INSTANCES, 1); WREG32(SPI_CONFIG_CNTL, 0); WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4)); WREG32(CP_PERFMON_CNTL, 0); WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.evergreen.sq_num_cf_insts) | FETCH_FIFO_HIWATER(0x4) | DONE_FIFO_HIWATER(0xe0) | ALU_UPDATE_FIFO_HIWATER(0x8))); sq_config = RREG32(SQ_CONFIG); sq_config &= ~(PS_PRIO(3) | VS_PRIO(3) | GS_PRIO(3) | ES_PRIO(3)); sq_config |= (VC_ENABLE | EXPORT_SRC_C | PS_PRIO(0) | VS_PRIO(1) | GS_PRIO(2) | ES_PRIO(3)); switch (rdev->family) { case CHIP_CEDAR: case CHIP_PALM: case CHIP_SUMO: case CHIP_SUMO2: case CHIP_CAICOS: /* no vertex cache */ sq_config &= ~VC_ENABLE; break; default: break; } sq_lds_resource_mgmt = RREG32(SQ_LDS_RESOURCE_MGMT); sq_gpr_resource_mgmt_1 = NUM_PS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2))* 12 / 32); sq_gpr_resource_mgmt_1 |= NUM_VS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 6 / 32); sq_gpr_resource_mgmt_1 |= NUM_CLAUSE_TEMP_GPRS(4); sq_gpr_resource_mgmt_2 = NUM_GS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32); sq_gpr_resource_mgmt_2 |= NUM_ES_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32); sq_gpr_resource_mgmt_3 = NUM_HS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32); sq_gpr_resource_mgmt_3 |= NUM_LS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32); switch (rdev->family) { case CHIP_CEDAR: case CHIP_PALM: case CHIP_SUMO: case CHIP_SUMO2: ps_thread_count = 96; break; default: ps_thread_count = 128; break; } sq_thread_resource_mgmt = NUM_PS_THREADS(ps_thread_count); sq_thread_resource_mgmt |= NUM_VS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8); sq_thread_resource_mgmt |= NUM_GS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8); sq_thread_resource_mgmt |= NUM_ES_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8); sq_thread_resource_mgmt_2 = NUM_HS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8); sq_thread_resource_mgmt_2 |= NUM_LS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8); sq_stack_resource_mgmt_1 = NUM_PS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); sq_stack_resource_mgmt_1 |= NUM_VS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); sq_stack_resource_mgmt_2 = NUM_GS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); sq_stack_resource_mgmt_2 |= NUM_ES_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); sq_stack_resource_mgmt_3 = NUM_HS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); sq_stack_resource_mgmt_3 |= NUM_LS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6); WREG32(SQ_CONFIG, sq_config); WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1); WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2); WREG32(SQ_GPR_RESOURCE_MGMT_3, sq_gpr_resource_mgmt_3); WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt); WREG32(SQ_THREAD_RESOURCE_MGMT_2, sq_thread_resource_mgmt_2); WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1); WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2); WREG32(SQ_STACK_RESOURCE_MGMT_3, sq_stack_resource_mgmt_3); WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0); WREG32(SQ_LDS_RESOURCE_MGMT, sq_lds_resource_mgmt); WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) | FORCE_EOV_MAX_REZ_CNT(255))); switch (rdev->family) { case CHIP_CEDAR: case CHIP_PALM: case CHIP_SUMO: case CHIP_SUMO2: case CHIP_CAICOS: vgt_cache_invalidation = CACHE_INVALIDATION(TC_ONLY); break; default: vgt_cache_invalidation = CACHE_INVALIDATION(VC_AND_TC); break; } vgt_cache_invalidation |= AUTO_INVLD_EN(ES_AND_GS_AUTO); WREG32(VGT_CACHE_INVALIDATION, vgt_cache_invalidation); WREG32(VGT_GS_VERTEX_REUSE, 16); WREG32(PA_SU_LINE_STIPPLE_VALUE, 0); WREG32(PA_SC_LINE_STIPPLE_STATE, 0); WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, 14); WREG32(VGT_OUT_DEALLOC_CNTL, 16); WREG32(CB_PERF_CTR0_SEL_0, 0); WREG32(CB_PERF_CTR0_SEL_1, 0); WREG32(CB_PERF_CTR1_SEL_0, 0); WREG32(CB_PERF_CTR1_SEL_1, 0); WREG32(CB_PERF_CTR2_SEL_0, 0); WREG32(CB_PERF_CTR2_SEL_1, 0); WREG32(CB_PERF_CTR3_SEL_0, 0); WREG32(CB_PERF_CTR3_SEL_1, 0); /* clear render buffer base addresses */ WREG32(CB_COLOR0_BASE, 0); WREG32(CB_COLOR1_BASE, 0); WREG32(CB_COLOR2_BASE, 0); WREG32(CB_COLOR3_BASE, 0); WREG32(CB_COLOR4_BASE, 0); WREG32(CB_COLOR5_BASE, 0); WREG32(CB_COLOR6_BASE, 0); WREG32(CB_COLOR7_BASE, 0); WREG32(CB_COLOR8_BASE, 0); WREG32(CB_COLOR9_BASE, 0); WREG32(CB_COLOR10_BASE, 0); WREG32(CB_COLOR11_BASE, 0); /* set the shader const cache sizes to 0 */ for (i = SQ_ALU_CONST_BUFFER_SIZE_PS_0; i < 0x28200; i += 4) WREG32(i, 0); for (i = SQ_ALU_CONST_BUFFER_SIZE_HS_0; i < 0x29000; i += 4) WREG32(i, 0); tmp = RREG32(HDP_MISC_CNTL); tmp |= HDP_FLUSH_INVALIDATE_CACHE; WREG32(HDP_MISC_CNTL, tmp); hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL); WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl); WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3)); udelay(50); } int evergreen_mc_init(struct radeon_device *rdev) { u32 tmp; int chansize, numchan; /* Get VRAM informations */ rdev->mc.vram_is_ddr = true; if ((rdev->family == CHIP_PALM) || (rdev->family == CHIP_SUMO) || (rdev->family == CHIP_SUMO2)) tmp = RREG32(FUS_MC_ARB_RAMCFG); else tmp = RREG32(MC_ARB_RAMCFG); if (tmp & CHANSIZE_OVERRIDE) { chansize = 16; } else if (tmp & CHANSIZE_MASK) { chansize = 64; } else { chansize = 32; } tmp = RREG32(MC_SHARED_CHMAP); switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { case 0: default: numchan = 1; break; case 1: numchan = 2; break; case 2: numchan = 4; break; case 3: numchan = 8; break; } rdev->mc.vram_width = numchan * chansize; /* Could aper size report 0 ? */ rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0); rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0); /* Setup GPU memory space */ if ((rdev->family == CHIP_PALM) || (rdev->family == CHIP_SUMO) || (rdev->family == CHIP_SUMO2)) { /* size in bytes on fusion */ rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE); rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE); } else { /* size in MB on evergreen/cayman/tn */ rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; } rdev->mc.visible_vram_size = rdev->mc.aper_size; r700_vram_gtt_location(rdev, &rdev->mc); radeon_update_bandwidth_info(rdev); return 0; } bool evergreen_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) { u32 srbm_status; u32 grbm_status; u32 grbm_status_se0, grbm_status_se1; srbm_status = RREG32(SRBM_STATUS); grbm_status = RREG32(GRBM_STATUS); grbm_status_se0 = RREG32(GRBM_STATUS_SE0); grbm_status_se1 = RREG32(GRBM_STATUS_SE1); if (!(grbm_status & GUI_ACTIVE)) { radeon_ring_lockup_update(ring); return false; } /* force CP activities */ radeon_ring_force_activity(rdev, ring); return radeon_ring_test_lockup(rdev, ring); } static void evergreen_gpu_soft_reset_gfx(struct radeon_device *rdev) { u32 grbm_reset = 0; if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) return; dev_info(rdev->dev, " GRBM_STATUS = 0x%08X\n", RREG32(GRBM_STATUS)); dev_info(rdev->dev, " GRBM_STATUS_SE0 = 0x%08X\n", RREG32(GRBM_STATUS_SE0)); dev_info(rdev->dev, " GRBM_STATUS_SE1 = 0x%08X\n", RREG32(GRBM_STATUS_SE1)); dev_info(rdev->dev, " SRBM_STATUS = 0x%08X\n", RREG32(SRBM_STATUS)); dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n", RREG32(CP_STALLED_STAT1)); dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n", RREG32(CP_STALLED_STAT2)); dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n", RREG32(CP_BUSY_STAT)); dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n", RREG32(CP_STAT)); /* Disable CP parsing/prefetching */ WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT); /* reset all the gfx blocks */ grbm_reset = (SOFT_RESET_CP | SOFT_RESET_CB | SOFT_RESET_DB | SOFT_RESET_PA | SOFT_RESET_SC | SOFT_RESET_SPI | SOFT_RESET_SH | SOFT_RESET_SX | SOFT_RESET_TC | SOFT_RESET_TA | SOFT_RESET_VC | SOFT_RESET_VGT); dev_info(rdev->dev, " GRBM_SOFT_RESET=0x%08X\n", grbm_reset); WREG32(GRBM_SOFT_RESET, grbm_reset); (void)RREG32(GRBM_SOFT_RESET); udelay(50); WREG32(GRBM_SOFT_RESET, 0); (void)RREG32(GRBM_SOFT_RESET); dev_info(rdev->dev, " GRBM_STATUS = 0x%08X\n", RREG32(GRBM_STATUS)); dev_info(rdev->dev, " GRBM_STATUS_SE0 = 0x%08X\n", RREG32(GRBM_STATUS_SE0)); dev_info(rdev->dev, " GRBM_STATUS_SE1 = 0x%08X\n", RREG32(GRBM_STATUS_SE1)); dev_info(rdev->dev, " SRBM_STATUS = 0x%08X\n", RREG32(SRBM_STATUS)); dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n", RREG32(CP_STALLED_STAT1)); dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n", RREG32(CP_STALLED_STAT2)); dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n", RREG32(CP_BUSY_STAT)); dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n", RREG32(CP_STAT)); } static void evergreen_gpu_soft_reset_dma(struct radeon_device *rdev) { u32 tmp; if (RREG32(DMA_STATUS_REG) & DMA_IDLE) return; dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n", RREG32(DMA_STATUS_REG)); /* Disable DMA */ tmp = RREG32(DMA_RB_CNTL); tmp &= ~DMA_RB_ENABLE; WREG32(DMA_RB_CNTL, tmp); /* Reset dma */ WREG32(SRBM_SOFT_RESET, SOFT_RESET_DMA); RREG32(SRBM_SOFT_RESET); udelay(50); WREG32(SRBM_SOFT_RESET, 0); dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n", RREG32(DMA_STATUS_REG)); } static int evergreen_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask) { struct evergreen_mc_save save; if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) reset_mask &= ~(RADEON_RESET_GFX | RADEON_RESET_COMPUTE); if (RREG32(DMA_STATUS_REG) & DMA_IDLE) reset_mask &= ~RADEON_RESET_DMA; if (reset_mask == 0) return 0; dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask); evergreen_mc_stop(rdev, &save); if (evergreen_mc_wait_for_idle(rdev)) { dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); } if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) evergreen_gpu_soft_reset_gfx(rdev); if (reset_mask & RADEON_RESET_DMA) evergreen_gpu_soft_reset_dma(rdev); /* Wait a little for things to settle down */ udelay(50); evergreen_mc_resume(rdev, &save); return 0; } int evergreen_asic_reset(struct radeon_device *rdev) { return evergreen_gpu_soft_reset(rdev, (RADEON_RESET_GFX | RADEON_RESET_COMPUTE | RADEON_RESET_DMA)); } /* Interrupts */ u32 evergreen_get_vblank_counter(struct radeon_device *rdev, int crtc) { if (crtc >= rdev->num_crtc) return 0; else return RREG32(CRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]); } void evergreen_disable_interrupt_state(struct radeon_device *rdev) { u32 tmp; if (rdev->family >= CHIP_CAYMAN) { cayman_cp_int_cntl_setup(rdev, 0, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); cayman_cp_int_cntl_setup(rdev, 1, 0); cayman_cp_int_cntl_setup(rdev, 2, 0); tmp = RREG32(CAYMAN_DMA1_CNTL) & ~TRAP_ENABLE; WREG32(CAYMAN_DMA1_CNTL, tmp); } else WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); tmp = RREG32(DMA_CNTL) & ~TRAP_ENABLE; WREG32(DMA_CNTL, tmp); WREG32(GRBM_INT_CNTL, 0); WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); if (rdev->num_crtc >= 4) { WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); } if (rdev->num_crtc >= 6) { WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); } WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); if (rdev->num_crtc >= 4) { WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); } if (rdev->num_crtc >= 6) { WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); } /* only one DAC on DCE6 */ if (!ASIC_IS_DCE6(rdev)) WREG32(DACA_AUTODETECT_INT_CONTROL, 0); WREG32(DACB_AUTODETECT_INT_CONTROL, 0); tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY; WREG32(DC_HPD1_INT_CONTROL, tmp); tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY; WREG32(DC_HPD2_INT_CONTROL, tmp); tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY; WREG32(DC_HPD3_INT_CONTROL, tmp); tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY; WREG32(DC_HPD4_INT_CONTROL, tmp); tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY; WREG32(DC_HPD5_INT_CONTROL, tmp); tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY; WREG32(DC_HPD6_INT_CONTROL, tmp); } int evergreen_irq_set(struct radeon_device *rdev) { u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE; u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0; u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0; u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6; u32 grbm_int_cntl = 0; u32 grph1 = 0, grph2 = 0, grph3 = 0, grph4 = 0, grph5 = 0, grph6 = 0; u32 afmt1 = 0, afmt2 = 0, afmt3 = 0, afmt4 = 0, afmt5 = 0, afmt6 = 0; u32 dma_cntl, dma_cntl1 = 0; if (!rdev->irq.installed) { WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); return -EINVAL; } /* don't enable anything if the ih is disabled */ if (!rdev->ih.enabled) { r600_disable_interrupts(rdev); /* force the active interrupt state to all disabled */ evergreen_disable_interrupt_state(rdev); return 0; } hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN; hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN; hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN; hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN; hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN; hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN; afmt1 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK; afmt2 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK; afmt3 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK; afmt4 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK; afmt5 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK; afmt6 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK; dma_cntl = RREG32(DMA_CNTL) & ~TRAP_ENABLE; if (rdev->family >= CHIP_CAYMAN) { /* enable CP interrupts on all rings */ if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) { DRM_DEBUG("evergreen_irq_set: sw int gfx\n"); cp_int_cntl |= TIME_STAMP_INT_ENABLE; } if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) { DRM_DEBUG("evergreen_irq_set: sw int cp1\n"); cp_int_cntl1 |= TIME_STAMP_INT_ENABLE; } if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) { DRM_DEBUG("evergreen_irq_set: sw int cp2\n"); cp_int_cntl2 |= TIME_STAMP_INT_ENABLE; } } else { if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) { DRM_DEBUG("evergreen_irq_set: sw int gfx\n"); cp_int_cntl |= RB_INT_ENABLE; cp_int_cntl |= TIME_STAMP_INT_ENABLE; } } if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) { DRM_DEBUG("r600_irq_set: sw int dma\n"); dma_cntl |= TRAP_ENABLE; } if (rdev->family >= CHIP_CAYMAN) { dma_cntl1 = RREG32(CAYMAN_DMA1_CNTL) & ~TRAP_ENABLE; if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_DMA1_INDEX])) { DRM_DEBUG("r600_irq_set: sw int dma1\n"); dma_cntl1 |= TRAP_ENABLE; } } if (rdev->irq.crtc_vblank_int[0] || atomic_read(&rdev->irq.pflip[0])) { DRM_DEBUG("evergreen_irq_set: vblank 0\n"); crtc1 |= VBLANK_INT_MASK; } if (rdev->irq.crtc_vblank_int[1] || atomic_read(&rdev->irq.pflip[1])) { DRM_DEBUG("evergreen_irq_set: vblank 1\n"); crtc2 |= VBLANK_INT_MASK; } if (rdev->irq.crtc_vblank_int[2] || atomic_read(&rdev->irq.pflip[2])) { DRM_DEBUG("evergreen_irq_set: vblank 2\n"); crtc3 |= VBLANK_INT_MASK; } if (rdev->irq.crtc_vblank_int[3] || atomic_read(&rdev->irq.pflip[3])) { DRM_DEBUG("evergreen_irq_set: vblank 3\n"); crtc4 |= VBLANK_INT_MASK; } if (rdev->irq.crtc_vblank_int[4] || atomic_read(&rdev->irq.pflip[4])) { DRM_DEBUG("evergreen_irq_set: vblank 4\n"); crtc5 |= VBLANK_INT_MASK; } if (rdev->irq.crtc_vblank_int[5] || atomic_read(&rdev->irq.pflip[5])) { DRM_DEBUG("evergreen_irq_set: vblank 5\n"); crtc6 |= VBLANK_INT_MASK; } if (rdev->irq.hpd[0]) { DRM_DEBUG("evergreen_irq_set: hpd 1\n"); hpd1 |= DC_HPDx_INT_EN; } if (rdev->irq.hpd[1]) { DRM_DEBUG("evergreen_irq_set: hpd 2\n"); hpd2 |= DC_HPDx_INT_EN; } if (rdev->irq.hpd[2]) { DRM_DEBUG("evergreen_irq_set: hpd 3\n"); hpd3 |= DC_HPDx_INT_EN; } if (rdev->irq.hpd[3]) { DRM_DEBUG("evergreen_irq_set: hpd 4\n"); hpd4 |= DC_HPDx_INT_EN; } if (rdev->irq.hpd[4]) { DRM_DEBUG("evergreen_irq_set: hpd 5\n"); hpd5 |= DC_HPDx_INT_EN; } if (rdev->irq.hpd[5]) { DRM_DEBUG("evergreen_irq_set: hpd 6\n"); hpd6 |= DC_HPDx_INT_EN; } if (rdev->irq.afmt[0]) { DRM_DEBUG("evergreen_irq_set: hdmi 0\n"); afmt1 |= AFMT_AZ_FORMAT_WTRIG_MASK; } if (rdev->irq.afmt[1]) { DRM_DEBUG("evergreen_irq_set: hdmi 1\n"); afmt2 |= AFMT_AZ_FORMAT_WTRIG_MASK; } if (rdev->irq.afmt[2]) { DRM_DEBUG("evergreen_irq_set: hdmi 2\n"); afmt3 |= AFMT_AZ_FORMAT_WTRIG_MASK; } if (rdev->irq.afmt[3]) { DRM_DEBUG("evergreen_irq_set: hdmi 3\n"); afmt4 |= AFMT_AZ_FORMAT_WTRIG_MASK; } if (rdev->irq.afmt[4]) { DRM_DEBUG("evergreen_irq_set: hdmi 4\n"); afmt5 |= AFMT_AZ_FORMAT_WTRIG_MASK; } if (rdev->irq.afmt[5]) { DRM_DEBUG("evergreen_irq_set: hdmi 5\n"); afmt6 |= AFMT_AZ_FORMAT_WTRIG_MASK; } if (rdev->family >= CHIP_CAYMAN) { cayman_cp_int_cntl_setup(rdev, 0, cp_int_cntl); cayman_cp_int_cntl_setup(rdev, 1, cp_int_cntl1); cayman_cp_int_cntl_setup(rdev, 2, cp_int_cntl2); } else WREG32(CP_INT_CNTL, cp_int_cntl); WREG32(DMA_CNTL, dma_cntl); if (rdev->family >= CHIP_CAYMAN) WREG32(CAYMAN_DMA1_CNTL, dma_cntl1); WREG32(GRBM_INT_CNTL, grbm_int_cntl); WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1); WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2); if (rdev->num_crtc >= 4) { WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3); WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4); } if (rdev->num_crtc >= 6) { WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5); WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6); } WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, grph1); WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, grph2); if (rdev->num_crtc >= 4) { WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, grph3); WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, grph4); } if (rdev->num_crtc >= 6) { WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, grph5); WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, grph6); } WREG32(DC_HPD1_INT_CONTROL, hpd1); WREG32(DC_HPD2_INT_CONTROL, hpd2); WREG32(DC_HPD3_INT_CONTROL, hpd3); WREG32(DC_HPD4_INT_CONTROL, hpd4); WREG32(DC_HPD5_INT_CONTROL, hpd5); WREG32(DC_HPD6_INT_CONTROL, hpd6); WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, afmt1); WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, afmt2); WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, afmt3); WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, afmt4); WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, afmt5); WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, afmt6); return 0; } static void evergreen_irq_ack(struct radeon_device *rdev) { u32 tmp; rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS); rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE); rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2); rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3); rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4); rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5); rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET); rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET); if (rdev->num_crtc >= 4) { rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET); rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET); } if (rdev->num_crtc >= 6) { rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET); rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET); } rdev->irq.stat_regs.evergreen.afmt_status1 = RREG32(AFMT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET); rdev->irq.stat_regs.evergreen.afmt_status2 = RREG32(AFMT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET); rdev->irq.stat_regs.evergreen.afmt_status3 = RREG32(AFMT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET); rdev->irq.stat_regs.evergreen.afmt_status4 = RREG32(AFMT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET); rdev->irq.stat_regs.evergreen.afmt_status5 = RREG32(AFMT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET); rdev->irq.stat_regs.evergreen.afmt_status6 = RREG32(AFMT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET); if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED) WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED) WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK); if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK); if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK); if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK); if (rdev->num_crtc >= 4) { if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED) WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED) WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK); if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK); if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK); if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK); } if (rdev->num_crtc >= 6) { if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED) WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED) WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK); if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK); if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK); if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK); } if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { tmp = RREG32(DC_HPD1_INT_CONTROL); tmp |= DC_HPDx_INT_ACK; WREG32(DC_HPD1_INT_CONTROL, tmp); } if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { tmp = RREG32(DC_HPD2_INT_CONTROL); tmp |= DC_HPDx_INT_ACK; WREG32(DC_HPD2_INT_CONTROL, tmp); } if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { tmp = RREG32(DC_HPD3_INT_CONTROL); tmp |= DC_HPDx_INT_ACK; WREG32(DC_HPD3_INT_CONTROL, tmp); } if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { tmp = RREG32(DC_HPD4_INT_CONTROL); tmp |= DC_HPDx_INT_ACK; WREG32(DC_HPD4_INT_CONTROL, tmp); } if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { tmp = RREG32(DC_HPD5_INT_CONTROL); tmp |= DC_HPDx_INT_ACK; WREG32(DC_HPD5_INT_CONTROL, tmp); } if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { tmp = RREG32(DC_HPD5_INT_CONTROL); tmp |= DC_HPDx_INT_ACK; WREG32(DC_HPD6_INT_CONTROL, tmp); } if (rdev->irq.stat_regs.evergreen.afmt_status1 & AFMT_AZ_FORMAT_WTRIG) { tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET); tmp |= AFMT_AZ_FORMAT_WTRIG_ACK; WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, tmp); } if (rdev->irq.stat_regs.evergreen.afmt_status2 & AFMT_AZ_FORMAT_WTRIG) { tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET); tmp |= AFMT_AZ_FORMAT_WTRIG_ACK; WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, tmp); } if (rdev->irq.stat_regs.evergreen.afmt_status3 & AFMT_AZ_FORMAT_WTRIG) { tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET); tmp |= AFMT_AZ_FORMAT_WTRIG_ACK; WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, tmp); } if (rdev->irq.stat_regs.evergreen.afmt_status4 & AFMT_AZ_FORMAT_WTRIG) { tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET); tmp |= AFMT_AZ_FORMAT_WTRIG_ACK; WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, tmp); } if (rdev->irq.stat_regs.evergreen.afmt_status5 & AFMT_AZ_FORMAT_WTRIG) { tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET); tmp |= AFMT_AZ_FORMAT_WTRIG_ACK; WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, tmp); } if (rdev->irq.stat_regs.evergreen.afmt_status6 & AFMT_AZ_FORMAT_WTRIG) { tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET); tmp |= AFMT_AZ_FORMAT_WTRIG_ACK; WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, tmp); } } static void evergreen_irq_disable(struct radeon_device *rdev) { r600_disable_interrupts(rdev); /* Wait and acknowledge irq */ mdelay(1); evergreen_irq_ack(rdev); evergreen_disable_interrupt_state(rdev); } void evergreen_irq_suspend(struct radeon_device *rdev) { evergreen_irq_disable(rdev); r600_rlc_stop(rdev); } static u32 evergreen_get_ih_wptr(struct radeon_device *rdev) { u32 wptr, tmp; if (rdev->wb.enabled) wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]); else wptr = RREG32(IH_RB_WPTR); if (wptr & RB_OVERFLOW) { /* When a ring buffer overflow happen start parsing interrupt * from the last not overwritten vector (wptr + 16). Hopefully * this should allow us to catchup. */ dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n", wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask); rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask; tmp = RREG32(IH_RB_CNTL); tmp |= IH_WPTR_OVERFLOW_CLEAR; WREG32(IH_RB_CNTL, tmp); } return (wptr & rdev->ih.ptr_mask); } int evergreen_irq_process(struct radeon_device *rdev) { u32 wptr; u32 rptr; u32 src_id, src_data; u32 ring_index; bool queue_hotplug = false; bool queue_hdmi = false; if (!rdev->ih.enabled || rdev->shutdown) return IRQ_NONE; wptr = evergreen_get_ih_wptr(rdev); restart_ih: /* is somebody else already processing irqs? */ if (atomic_xchg(&rdev->ih.lock, 1)) return IRQ_NONE; rptr = rdev->ih.rptr; DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr); /* Order reading of wptr vs. reading of IH ring data */ rmb(); /* display interrupts */ evergreen_irq_ack(rdev); while (rptr != wptr) { /* wptr/rptr are in bytes! */ ring_index = rptr / 4; src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff; src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff; switch (src_id) { case 1: /* D1 vblank/vline */ switch (src_data) { case 0: /* D1 vblank */ if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) { 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 (atomic_read(&rdev->irq.pflip[0])) radeon_crtc_handle_flip(rdev, 0); rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT; DRM_DEBUG("IH: D1 vblank\n"); } break; case 1: /* D1 vline */ if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT; DRM_DEBUG("IH: D1 vline\n"); } break; default: DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); break; } break; case 2: /* D2 vblank/vline */ switch (src_data) { case 0: /* D2 vblank */ if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) { 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 (atomic_read(&rdev->irq.pflip[1])) radeon_crtc_handle_flip(rdev, 1); rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT; DRM_DEBUG("IH: D2 vblank\n"); } break; case 1: /* D2 vline */ if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT; DRM_DEBUG("IH: D2 vline\n"); } break; default: DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); break; } break; case 3: /* D3 vblank/vline */ switch (src_data) { case 0: /* D3 vblank */ if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) { if (rdev->irq.crtc_vblank_int[2]) { drm_handle_vblank(rdev->ddev, 2); rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); } if (atomic_read(&rdev->irq.pflip[2])) radeon_crtc_handle_flip(rdev, 2); rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT; DRM_DEBUG("IH: D3 vblank\n"); } break; case 1: /* D3 vline */ if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT; DRM_DEBUG("IH: D3 vline\n"); } break; default: DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); break; } break; case 4: /* D4 vblank/vline */ switch (src_data) { case 0: /* D4 vblank */ if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) { if (rdev->irq.crtc_vblank_int[3]) { drm_handle_vblank(rdev->ddev, 3); rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); } if (atomic_read(&rdev->irq.pflip[3])) radeon_crtc_handle_flip(rdev, 3); rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT; DRM_DEBUG("IH: D4 vblank\n"); } break; case 1: /* D4 vline */ if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT; DRM_DEBUG("IH: D4 vline\n"); } break; default: DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); break; } break; case 5: /* D5 vblank/vline */ switch (src_data) { case 0: /* D5 vblank */ if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) { if (rdev->irq.crtc_vblank_int[4]) { drm_handle_vblank(rdev->ddev, 4); rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); } if (atomic_read(&rdev->irq.pflip[4])) radeon_crtc_handle_flip(rdev, 4); rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT; DRM_DEBUG("IH: D5 vblank\n"); } break; case 1: /* D5 vline */ if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT; DRM_DEBUG("IH: D5 vline\n"); } break; default: DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); break; } break; case 6: /* D6 vblank/vline */ switch (src_data) { case 0: /* D6 vblank */ if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) { if (rdev->irq.crtc_vblank_int[5]) { drm_handle_vblank(rdev->ddev, 5); rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); } if (atomic_read(&rdev->irq.pflip[5])) radeon_crtc_handle_flip(rdev, 5); rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT; DRM_DEBUG("IH: D6 vblank\n"); } break; case 1: /* D6 vline */ if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT; DRM_DEBUG("IH: D6 vline\n"); } break; default: DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); break; } break; case 42: /* HPD hotplug */ switch (src_data) { case 0: if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT; queue_hotplug = true; DRM_DEBUG("IH: HPD1\n"); } break; case 1: if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT; queue_hotplug = true; DRM_DEBUG("IH: HPD2\n"); } break; case 2: if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT; queue_hotplug = true; DRM_DEBUG("IH: HPD3\n"); } break; case 3: if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT; queue_hotplug = true; DRM_DEBUG("IH: HPD4\n"); } break; case 4: if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT; queue_hotplug = true; DRM_DEBUG("IH: HPD5\n"); } break; case 5: if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT; queue_hotplug = true; DRM_DEBUG("IH: HPD6\n"); } break; default: DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); break; } break; case 44: /* hdmi */ switch (src_data) { case 0: if (rdev->irq.stat_regs.evergreen.afmt_status1 & AFMT_AZ_FORMAT_WTRIG) { rdev->irq.stat_regs.evergreen.afmt_status1 &= ~AFMT_AZ_FORMAT_WTRIG; queue_hdmi = true; DRM_DEBUG("IH: HDMI0\n"); } break; case 1: if (rdev->irq.stat_regs.evergreen.afmt_status2 & AFMT_AZ_FORMAT_WTRIG) { rdev->irq.stat_regs.evergreen.afmt_status2 &= ~AFMT_AZ_FORMAT_WTRIG; queue_hdmi = true; DRM_DEBUG("IH: HDMI1\n"); } break; case 2: if (rdev->irq.stat_regs.evergreen.afmt_status3 & AFMT_AZ_FORMAT_WTRIG) { rdev->irq.stat_regs.evergreen.afmt_status3 &= ~AFMT_AZ_FORMAT_WTRIG; queue_hdmi = true; DRM_DEBUG("IH: HDMI2\n"); } break; case 3: if (rdev->irq.stat_regs.evergreen.afmt_status4 & AFMT_AZ_FORMAT_WTRIG) { rdev->irq.stat_regs.evergreen.afmt_status4 &= ~AFMT_AZ_FORMAT_WTRIG; queue_hdmi = true; DRM_DEBUG("IH: HDMI3\n"); } break; case 4: if (rdev->irq.stat_regs.evergreen.afmt_status5 & AFMT_AZ_FORMAT_WTRIG) { rdev->irq.stat_regs.evergreen.afmt_status5 &= ~AFMT_AZ_FORMAT_WTRIG; queue_hdmi = true; DRM_DEBUG("IH: HDMI4\n"); } break; case 5: if (rdev->irq.stat_regs.evergreen.afmt_status6 & AFMT_AZ_FORMAT_WTRIG) { rdev->irq.stat_regs.evergreen.afmt_status6 &= ~AFMT_AZ_FORMAT_WTRIG; queue_hdmi = true; DRM_DEBUG("IH: HDMI5\n"); } break; default: DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data); break; } break; case 146: case 147: dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data); dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n", RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR)); dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n", RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS)); /* reset addr and status */ WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1); break; case 176: /* CP_INT in ring buffer */ case 177: /* CP_INT in IB1 */ case 178: /* CP_INT in IB2 */ DRM_DEBUG("IH: CP int: 0x%08x\n", src_data); radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); break; case 181: /* CP EOP event */ DRM_DEBUG("IH: CP EOP\n"); if (rdev->family >= CHIP_CAYMAN) { switch (src_data) { case 0: radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); break; case 1: radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); break; case 2: radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); break; } } else radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); break; case 224: /* DMA trap event */ DRM_DEBUG("IH: DMA trap\n"); radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX); break; case 233: /* GUI IDLE */ DRM_DEBUG("IH: GUI idle\n"); break; case 244: /* DMA trap event */ if (rdev->family >= CHIP_CAYMAN) { DRM_DEBUG("IH: DMA1 trap\n"); radeon_fence_process(rdev, CAYMAN_RING_TYPE_DMA1_INDEX); } break; default: DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); break; } /* wptr/rptr are in bytes! */ rptr += 16; rptr &= rdev->ih.ptr_mask; } if (queue_hotplug) schedule_work(&rdev->hotplug_work); if (queue_hdmi) schedule_work(&rdev->audio_work); rdev->ih.rptr = rptr; WREG32(IH_RB_RPTR, rdev->ih.rptr); atomic_set(&rdev->ih.lock, 0); /* make sure wptr hasn't changed while processing */ wptr = evergreen_get_ih_wptr(rdev); if (wptr != rptr) goto restart_ih; return IRQ_HANDLED; } /** * evergreen_dma_fence_ring_emit - emit a fence on the DMA ring * * @rdev: radeon_device pointer * @fence: radeon fence object * * Add a DMA fence packet to the ring to write * the fence seq number and DMA trap packet to generate * an interrupt if needed (evergreen-SI). */ void evergreen_dma_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence) { struct radeon_ring *ring = &rdev->ring[fence->ring]; u64 addr = rdev->fence_drv[fence->ring].gpu_addr; /* write the fence */ radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_FENCE, 0, 0)); radeon_ring_write(ring, addr & 0xfffffffc); radeon_ring_write(ring, (upper_32_bits(addr) & 0xff)); radeon_ring_write(ring, fence->seq); /* generate an interrupt */ radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_TRAP, 0, 0)); /* flush HDP */ radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0)); radeon_ring_write(ring, (0xf << 16) | (HDP_MEM_COHERENCY_FLUSH_CNTL >> 2)); radeon_ring_write(ring, 1); } /** * evergreen_dma_ring_ib_execute - schedule an IB on the DMA engine * * @rdev: radeon_device pointer * @ib: IB object to schedule * * Schedule an IB in the DMA ring (evergreen). */ void evergreen_dma_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) { struct radeon_ring *ring = &rdev->ring[ib->ring]; if (rdev->wb.enabled) { u32 next_rptr = ring->wptr + 4; while ((next_rptr & 7) != 5) next_rptr++; next_rptr += 3; radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_WRITE, 0, 1)); radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc); radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr) & 0xff); radeon_ring_write(ring, next_rptr); } /* The indirect buffer packet must end on an 8 DW boundary in the DMA ring. * Pad as necessary with NOPs. */ while ((ring->wptr & 7) != 5) radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_NOP, 0, 0)); radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_INDIRECT_BUFFER, 0, 0)); radeon_ring_write(ring, (ib->gpu_addr & 0xFFFFFFE0)); radeon_ring_write(ring, (ib->length_dw << 12) | (upper_32_bits(ib->gpu_addr) & 0xFF)); } /** * evergreen_copy_dma - copy pages using the DMA engine * * @rdev: radeon_device pointer * @src_offset: src GPU address * @dst_offset: dst GPU address * @num_gpu_pages: number of GPU pages to xfer * @fence: radeon fence object * * Copy GPU paging using the DMA engine (evergreen-cayman). * Used by the radeon ttm implementation to move pages if * registered as the asic copy callback. */ int evergreen_copy_dma(struct radeon_device *rdev, uint64_t src_offset, uint64_t dst_offset, unsigned num_gpu_pages, struct radeon_fence **fence) { struct radeon_semaphore *sem = NULL; int ring_index = rdev->asic->copy.dma_ring_index; struct radeon_ring *ring = &rdev->ring[ring_index]; u32 size_in_dw, cur_size_in_dw; int i, num_loops; int r = 0; r = radeon_semaphore_create(rdev, &sem); if (r) { DRM_ERROR("radeon: moving bo (%d).\n", r); return r; } size_in_dw = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT) / 4; num_loops = DIV_ROUND_UP(size_in_dw, 0xfffff); r = radeon_ring_lock(rdev, ring, num_loops * 5 + 11); if (r) { DRM_ERROR("radeon: moving bo (%d).\n", r); radeon_semaphore_free(rdev, &sem, NULL); return r; } if (radeon_fence_need_sync(*fence, ring->idx)) { radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring, ring->idx); radeon_fence_note_sync(*fence, ring->idx); } else { radeon_semaphore_free(rdev, &sem, NULL); } for (i = 0; i < num_loops; i++) { cur_size_in_dw = size_in_dw; if (cur_size_in_dw > 0xFFFFF) cur_size_in_dw = 0xFFFFF; size_in_dw -= cur_size_in_dw; radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_COPY, 0, cur_size_in_dw)); radeon_ring_write(ring, dst_offset & 0xfffffffc); radeon_ring_write(ring, src_offset & 0xfffffffc); radeon_ring_write(ring, upper_32_bits(dst_offset) & 0xff); radeon_ring_write(ring, upper_32_bits(src_offset) & 0xff); src_offset += cur_size_in_dw * 4; dst_offset += cur_size_in_dw * 4; } r = radeon_fence_emit(rdev, fence, ring->idx); if (r) { radeon_ring_unlock_undo(rdev, ring); return r; } radeon_ring_unlock_commit(rdev, ring); radeon_semaphore_free(rdev, &sem, *fence); return r; } static int evergreen_startup(struct radeon_device *rdev) { struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; int r; /* enable pcie gen2 link */ evergreen_pcie_gen2_enable(rdev); if (ASIC_IS_DCE5(rdev)) { if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) { r = ni_init_microcode(rdev); if (r) { DRM_ERROR("Failed to load firmware!\n"); return r; } } r = ni_mc_load_microcode(rdev); if (r) { DRM_ERROR("Failed to load MC firmware!\n"); return r; } } else { if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { r = r600_init_microcode(rdev); if (r) { DRM_ERROR("Failed to load firmware!\n"); return r; } } } r = r600_vram_scratch_init(rdev); if (r) return r; evergreen_mc_program(rdev); if (rdev->flags & RADEON_IS_AGP) { evergreen_agp_enable(rdev); } else { r = evergreen_pcie_gart_enable(rdev); if (r) return r; } evergreen_gpu_init(rdev); r = evergreen_blit_init(rdev); if (r) { r600_blit_fini(rdev); rdev->asic->copy.copy = NULL; dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", 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; } r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX); if (r) { dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r); return r; } /* Enable IRQ */ r = r600_irq_init(rdev); if (r) { DRM_ERROR("radeon: IH init failed (%d).\n", r); radeon_irq_kms_fini(rdev); return r; } evergreen_irq_set(rdev); r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET, R600_CP_RB_RPTR, R600_CP_RB_WPTR, 0, 0xfffff, RADEON_CP_PACKET2); if (r) return r; ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX]; r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET, DMA_RB_RPTR, DMA_RB_WPTR, 2, 0x3fffc, DMA_PACKET(DMA_PACKET_NOP, 0, 0)); if (r) return r; r = evergreen_cp_load_microcode(rdev); if (r) return r; r = evergreen_cp_resume(rdev); if (r) return r; r = r600_dma_resume(rdev); if (r) return r; r = radeon_ib_pool_init(rdev); if (r) { dev_err(rdev->dev, "IB initialization failed (%d).\n", r); return r; } r = r600_audio_init(rdev); if (r) { DRM_ERROR("radeon: audio init failed\n"); return r; } return 0; } int evergreen_resume(struct radeon_device *rdev) { int r; /* reset the asic, the gfx blocks are often in a bad state * after the driver is unloaded or after a resume */ if (radeon_asic_reset(rdev)) dev_warn(rdev->dev, "GPU reset failed !\n"); /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw, * posting will perform necessary task to bring back GPU into good * shape. */ /* post card */ atom_asic_init(rdev->mode_info.atom_context); rdev->accel_working = true; r = evergreen_startup(rdev); if (r) { DRM_ERROR("evergreen startup failed on resume\n"); rdev->accel_working = false; return r; } return r; } int evergreen_suspend(struct radeon_device *rdev) { r600_audio_fini(rdev); r700_cp_stop(rdev); r600_dma_stop(rdev); evergreen_irq_suspend(rdev); radeon_wb_disable(rdev); evergreen_pcie_gart_disable(rdev); return 0; } /* Plan is to move initialization in that function and use * helper function so that radeon_device_init pretty much * do nothing more than calling asic specific function. This * should also allow to remove a bunch of callback function * like vram_info. */ int evergreen_init(struct radeon_device *rdev) { int r; /* Read BIOS */ if (!radeon_get_bios(rdev)) { if (ASIC_IS_AVIVO(rdev)) return -EINVAL; } /* Must be an ATOMBIOS */ if (!rdev->is_atom_bios) { dev_err(rdev->dev, "Expecting atombios for evergreen GPU\n"); return -EINVAL; } r = radeon_atombios_init(rdev); if (r) return r; /* reset the asic, the gfx blocks are often in a bad state * after the driver is unloaded or after a resume */ if (radeon_asic_reset(rdev)) dev_warn(rdev->dev, "GPU reset failed !\n"); /* Post card if necessary */ if (!radeon_card_posted(rdev)) { if (!rdev->bios) { dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n"); return -EINVAL; } DRM_INFO("GPU not posted. posting now...\n"); atom_asic_init(rdev->mode_info.atom_context); } /* Initialize scratch registers */ r600_scratch_init(rdev); /* Initialize surface registers */ radeon_surface_init(rdev); /* Initialize clocks */ radeon_get_clock_info(rdev->ddev); /* Fence driver */ r = radeon_fence_driver_init(rdev); if (r) return r; /* initialize AGP */ if (rdev->flags & RADEON_IS_AGP) { r = radeon_agp_init(rdev); if (r) radeon_agp_disable(rdev); } /* initialize memory controller */ r = evergreen_mc_init(rdev); if (r) return r; /* Memory manager */ r = radeon_bo_init(rdev); if (r) return r; r = radeon_irq_kms_init(rdev); if (r) return r; rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL; r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024); rdev->ring[R600_RING_TYPE_DMA_INDEX].ring_obj = NULL; r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX], 64 * 1024); rdev->ih.ring_obj = NULL; r600_ih_ring_init(rdev, 64 * 1024); r = r600_pcie_gart_init(rdev); if (r) return r; rdev->accel_working = true; r = evergreen_startup(rdev); if (r) { dev_err(rdev->dev, "disabling GPU acceleration\n"); r700_cp_fini(rdev); r600_dma_fini(rdev); r600_irq_fini(rdev); radeon_wb_fini(rdev); radeon_ib_pool_fini(rdev); radeon_irq_kms_fini(rdev); evergreen_pcie_gart_fini(rdev); rdev->accel_working = false; } /* Don't start up if the MC ucode is missing on BTC parts. * The default clocks and voltages before the MC ucode * is loaded are not suffient for advanced operations. */ if (ASIC_IS_DCE5(rdev)) { if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) { DRM_ERROR("radeon: MC ucode required for NI+.\n"); return -EINVAL; } } return 0; } void evergreen_fini(struct radeon_device *rdev) { r600_audio_fini(rdev); r600_blit_fini(rdev); r700_cp_fini(rdev); r600_dma_fini(rdev); r600_irq_fini(rdev); radeon_wb_fini(rdev); radeon_ib_pool_fini(rdev); radeon_irq_kms_fini(rdev); evergreen_pcie_gart_fini(rdev); r600_vram_scratch_fini(rdev); radeon_gem_fini(rdev); radeon_fence_driver_fini(rdev); radeon_agp_fini(rdev); radeon_bo_fini(rdev); radeon_atombios_fini(rdev); kfree(rdev->bios); rdev->bios = NULL; } void evergreen_pcie_gen2_enable(struct radeon_device *rdev) { u32 link_width_cntl, speed_cntl, mask; int ret; if (radeon_pcie_gen2 == 0) return; if (rdev->flags & RADEON_IS_IGP) return; if (!(rdev->flags & RADEON_IS_PCIE)) return; /* x2 cards have a special sequence */ if (ASIC_IS_X2(rdev)) return; ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask); if (ret != 0) return; if (!(mask & DRM_PCIE_SPEED_50)) return; speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); if (speed_cntl & LC_CURRENT_DATA_RATE) { DRM_INFO("PCIE gen 2 link speeds already enabled\n"); return; } DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n"); if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) || (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) { link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL); link_width_cntl &= ~LC_UPCONFIGURE_DIS; WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN; WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); speed_cntl |= LC_CLR_FAILED_SPD_CHANGE_CNT; WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); speed_cntl &= ~LC_CLR_FAILED_SPD_CHANGE_CNT; WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); speed_cntl |= LC_GEN2_EN_STRAP; WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); } else { link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL); /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */ if (1) link_width_cntl |= LC_UPCONFIGURE_DIS; else link_width_cntl &= ~LC_UPCONFIGURE_DIS; WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); } }