| /* |
| * Copyright 2008 Advanced Micro Devices, Inc. |
| * Copyright 2008 Red Hat Inc. |
| * Copyright 2009 Jerome Glisse. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: Dave Airlie |
| * Alex Deucher |
| * Jerome Glisse |
| */ |
| #include <linux/seq_file.h> |
| #include <linux/slab.h> |
| #include <drm/drmP.h> |
| #include <drm/radeon_drm.h> |
| #include "radeon_reg.h" |
| #include "radeon.h" |
| #include "radeon_asic.h" |
| #include "r100d.h" |
| #include "rs100d.h" |
| #include "rv200d.h" |
| #include "rv250d.h" |
| #include "atom.h" |
| |
| #include <linux/firmware.h> |
| #include <linux/module.h> |
| |
| #include "r100_reg_safe.h" |
| #include "rn50_reg_safe.h" |
| |
| /* Firmware Names */ |
| #define FIRMWARE_R100 "radeon/R100_cp.bin" |
| #define FIRMWARE_R200 "radeon/R200_cp.bin" |
| #define FIRMWARE_R300 "radeon/R300_cp.bin" |
| #define FIRMWARE_R420 "radeon/R420_cp.bin" |
| #define FIRMWARE_RS690 "radeon/RS690_cp.bin" |
| #define FIRMWARE_RS600 "radeon/RS600_cp.bin" |
| #define FIRMWARE_R520 "radeon/R520_cp.bin" |
| |
| MODULE_FIRMWARE(FIRMWARE_R100); |
| MODULE_FIRMWARE(FIRMWARE_R200); |
| MODULE_FIRMWARE(FIRMWARE_R300); |
| MODULE_FIRMWARE(FIRMWARE_R420); |
| MODULE_FIRMWARE(FIRMWARE_RS690); |
| MODULE_FIRMWARE(FIRMWARE_RS600); |
| MODULE_FIRMWARE(FIRMWARE_R520); |
| |
| #include "r100_track.h" |
| |
| /* This files gather functions specifics to: |
| * r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280 |
| * and others in some cases. |
| */ |
| |
| static bool r100_is_in_vblank(struct radeon_device *rdev, int crtc) |
| { |
| if (crtc == 0) { |
| if (RREG32(RADEON_CRTC_STATUS) & RADEON_CRTC_VBLANK_CUR) |
| return true; |
| else |
| return false; |
| } else { |
| if (RREG32(RADEON_CRTC2_STATUS) & RADEON_CRTC2_VBLANK_CUR) |
| return true; |
| else |
| return false; |
| } |
| } |
| |
| static bool r100_is_counter_moving(struct radeon_device *rdev, int crtc) |
| { |
| u32 vline1, vline2; |
| |
| if (crtc == 0) { |
| vline1 = (RREG32(RADEON_CRTC_VLINE_CRNT_VLINE) >> 16) & RADEON_CRTC_V_TOTAL; |
| vline2 = (RREG32(RADEON_CRTC_VLINE_CRNT_VLINE) >> 16) & RADEON_CRTC_V_TOTAL; |
| } else { |
| vline1 = (RREG32(RADEON_CRTC2_VLINE_CRNT_VLINE) >> 16) & RADEON_CRTC_V_TOTAL; |
| vline2 = (RREG32(RADEON_CRTC2_VLINE_CRNT_VLINE) >> 16) & RADEON_CRTC_V_TOTAL; |
| } |
| if (vline1 != vline2) |
| return true; |
| else |
| return false; |
| } |
| |
| /** |
| * r100_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 (r1xx-r4xx). |
| */ |
| void r100_wait_for_vblank(struct radeon_device *rdev, int crtc) |
| { |
| unsigned i = 0; |
| |
| if (crtc >= rdev->num_crtc) |
| return; |
| |
| if (crtc == 0) { |
| if (!(RREG32(RADEON_CRTC_GEN_CNTL) & RADEON_CRTC_EN)) |
| return; |
| } else { |
| if (!(RREG32(RADEON_CRTC2_GEN_CNTL) & RADEON_CRTC2_EN)) |
| return; |
| } |
| |
| /* depending on when we hit vblank, we may be close to active; if so, |
| * wait for another frame. |
| */ |
| while (r100_is_in_vblank(rdev, crtc)) { |
| if (i++ % 100 == 0) { |
| if (!r100_is_counter_moving(rdev, crtc)) |
| break; |
| } |
| } |
| |
| while (!r100_is_in_vblank(rdev, crtc)) { |
| if (i++ % 100 == 0) { |
| if (!r100_is_counter_moving(rdev, crtc)) |
| break; |
| } |
| } |
| } |
| |
| /** |
| * r100_pre_page_flip - pre-pageflip callback. |
| * |
| * @rdev: radeon_device pointer |
| * @crtc: crtc to prepare for pageflip on |
| * |
| * Pre-pageflip callback (r1xx-r4xx). |
| * Enables the pageflip irq (vblank irq). |
| */ |
| void r100_pre_page_flip(struct radeon_device *rdev, int crtc) |
| { |
| /* enable the pflip int */ |
| radeon_irq_kms_pflip_irq_get(rdev, crtc); |
| } |
| |
| /** |
| * r100_post_page_flip - pos-pageflip callback. |
| * |
| * @rdev: radeon_device pointer |
| * @crtc: crtc to cleanup pageflip on |
| * |
| * Post-pageflip callback (r1xx-r4xx). |
| * Disables the pageflip irq (vblank irq). |
| */ |
| void r100_post_page_flip(struct radeon_device *rdev, int crtc) |
| { |
| /* disable the pflip int */ |
| radeon_irq_kms_pflip_irq_put(rdev, crtc); |
| } |
| |
| /** |
| * r100_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 (r1xx-r4xx). |
| * 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 r100_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base) |
| { |
| struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id]; |
| u32 tmp = ((u32)crtc_base) | RADEON_CRTC_OFFSET__OFFSET_LOCK; |
| int i; |
| |
| /* Lock the graphics update lock */ |
| /* update the scanout addresses */ |
| WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp); |
| |
| /* Wait for update_pending to go high. */ |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| if (RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET) |
| break; |
| udelay(1); |
| } |
| DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n"); |
| |
| /* Unlock the lock, so double-buffering can take place inside vblank */ |
| tmp &= ~RADEON_CRTC_OFFSET__OFFSET_LOCK; |
| WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp); |
| |
| /* Return current update_pending status: */ |
| return RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET; |
| } |
| |
| /** |
| * r100_pm_get_dynpm_state - look up dynpm power state callback. |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Look up the optimal power state based on the |
| * current state of the GPU (r1xx-r5xx). |
| * Used for dynpm only. |
| */ |
| void r100_pm_get_dynpm_state(struct radeon_device *rdev) |
| { |
| int i; |
| rdev->pm.dynpm_can_upclock = true; |
| rdev->pm.dynpm_can_downclock = true; |
| |
| switch (rdev->pm.dynpm_planned_action) { |
| case DYNPM_ACTION_MINIMUM: |
| rdev->pm.requested_power_state_index = 0; |
| rdev->pm.dynpm_can_downclock = false; |
| break; |
| case DYNPM_ACTION_DOWNCLOCK: |
| if (rdev->pm.current_power_state_index == 0) { |
| rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index; |
| rdev->pm.dynpm_can_downclock = false; |
| } else { |
| if (rdev->pm.active_crtc_count > 1) { |
| for (i = 0; i < rdev->pm.num_power_states; i++) { |
| if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY) |
| continue; |
| else if (i >= rdev->pm.current_power_state_index) { |
| rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index; |
| break; |
| } else { |
| rdev->pm.requested_power_state_index = i; |
| break; |
| } |
| } |
| } else |
| rdev->pm.requested_power_state_index = |
| rdev->pm.current_power_state_index - 1; |
| } |
| /* don't use the power state if crtcs are active and no display flag is set */ |
| if ((rdev->pm.active_crtc_count > 0) && |
| (rdev->pm.power_state[rdev->pm.requested_power_state_index].clock_info[0].flags & |
| RADEON_PM_MODE_NO_DISPLAY)) { |
| rdev->pm.requested_power_state_index++; |
| } |
| break; |
| case DYNPM_ACTION_UPCLOCK: |
| if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) { |
| rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index; |
| rdev->pm.dynpm_can_upclock = false; |
| } else { |
| if (rdev->pm.active_crtc_count > 1) { |
| for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) { |
| if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY) |
| continue; |
| else if (i <= rdev->pm.current_power_state_index) { |
| rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index; |
| break; |
| } else { |
| rdev->pm.requested_power_state_index = i; |
| break; |
| } |
| } |
| } else |
| rdev->pm.requested_power_state_index = |
| rdev->pm.current_power_state_index + 1; |
| } |
| break; |
| case DYNPM_ACTION_DEFAULT: |
| rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index; |
| rdev->pm.dynpm_can_upclock = false; |
| break; |
| case DYNPM_ACTION_NONE: |
| default: |
| DRM_ERROR("Requested mode for not defined action\n"); |
| return; |
| } |
| /* only one clock mode per power state */ |
| rdev->pm.requested_clock_mode_index = 0; |
| |
| DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n", |
| rdev->pm.power_state[rdev->pm.requested_power_state_index]. |
| clock_info[rdev->pm.requested_clock_mode_index].sclk, |
| rdev->pm.power_state[rdev->pm.requested_power_state_index]. |
| clock_info[rdev->pm.requested_clock_mode_index].mclk, |
| rdev->pm.power_state[rdev->pm.requested_power_state_index]. |
| pcie_lanes); |
| } |
| |
| /** |
| * r100_pm_init_profile - Initialize power profiles callback. |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Initialize the power states used in profile mode |
| * (r1xx-r3xx). |
| * Used for profile mode only. |
| */ |
| void r100_pm_init_profile(struct radeon_device *rdev) |
| { |
| /* default */ |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0; |
| /* low sh */ |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; |
| /* mid sh */ |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0; |
| /* high sh */ |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0; |
| /* low mh */ |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; |
| /* mid mh */ |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0; |
| /* high mh */ |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0; |
| } |
| |
| /** |
| * r100_pm_misc - set additional pm hw parameters callback. |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Set non-clock parameters associated with a power state |
| * (voltage, pcie lanes, etc.) (r1xx-r4xx). |
| */ |
| void r100_pm_misc(struct radeon_device *rdev) |
| { |
| int requested_index = rdev->pm.requested_power_state_index; |
| struct radeon_power_state *ps = &rdev->pm.power_state[requested_index]; |
| struct radeon_voltage *voltage = &ps->clock_info[0].voltage; |
| u32 tmp, sclk_cntl, sclk_cntl2, sclk_more_cntl; |
| |
| if ((voltage->type == VOLTAGE_GPIO) && (voltage->gpio.valid)) { |
| if (ps->misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) { |
| tmp = RREG32(voltage->gpio.reg); |
| if (voltage->active_high) |
| tmp |= voltage->gpio.mask; |
| else |
| tmp &= ~(voltage->gpio.mask); |
| WREG32(voltage->gpio.reg, tmp); |
| if (voltage->delay) |
| udelay(voltage->delay); |
| } else { |
| tmp = RREG32(voltage->gpio.reg); |
| if (voltage->active_high) |
| tmp &= ~voltage->gpio.mask; |
| else |
| tmp |= voltage->gpio.mask; |
| WREG32(voltage->gpio.reg, tmp); |
| if (voltage->delay) |
| udelay(voltage->delay); |
| } |
| } |
| |
| sclk_cntl = RREG32_PLL(SCLK_CNTL); |
| sclk_cntl2 = RREG32_PLL(SCLK_CNTL2); |
| sclk_cntl2 &= ~REDUCED_SPEED_SCLK_SEL(3); |
| sclk_more_cntl = RREG32_PLL(SCLK_MORE_CNTL); |
| sclk_more_cntl &= ~VOLTAGE_DELAY_SEL(3); |
| if (ps->misc & ATOM_PM_MISCINFO_ASIC_REDUCED_SPEED_SCLK_EN) { |
| sclk_more_cntl |= REDUCED_SPEED_SCLK_EN; |
| if (ps->misc & ATOM_PM_MISCINFO_DYN_CLK_3D_IDLE) |
| sclk_cntl2 |= REDUCED_SPEED_SCLK_MODE; |
| else |
| sclk_cntl2 &= ~REDUCED_SPEED_SCLK_MODE; |
| if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_2) |
| sclk_cntl2 |= REDUCED_SPEED_SCLK_SEL(0); |
| else if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_4) |
| sclk_cntl2 |= REDUCED_SPEED_SCLK_SEL(2); |
| } else |
| sclk_more_cntl &= ~REDUCED_SPEED_SCLK_EN; |
| |
| if (ps->misc & ATOM_PM_MISCINFO_ASIC_DYNAMIC_VOLTAGE_EN) { |
| sclk_more_cntl |= IO_CG_VOLTAGE_DROP; |
| if (voltage->delay) { |
| sclk_more_cntl |= VOLTAGE_DROP_SYNC; |
| switch (voltage->delay) { |
| case 33: |
| sclk_more_cntl |= VOLTAGE_DELAY_SEL(0); |
| break; |
| case 66: |
| sclk_more_cntl |= VOLTAGE_DELAY_SEL(1); |
| break; |
| case 99: |
| sclk_more_cntl |= VOLTAGE_DELAY_SEL(2); |
| break; |
| case 132: |
| sclk_more_cntl |= VOLTAGE_DELAY_SEL(3); |
| break; |
| } |
| } else |
| sclk_more_cntl &= ~VOLTAGE_DROP_SYNC; |
| } else |
| sclk_more_cntl &= ~IO_CG_VOLTAGE_DROP; |
| |
| if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_HDP_BLOCK_EN) |
| sclk_cntl &= ~FORCE_HDP; |
| else |
| sclk_cntl |= FORCE_HDP; |
| |
| WREG32_PLL(SCLK_CNTL, sclk_cntl); |
| WREG32_PLL(SCLK_CNTL2, sclk_cntl2); |
| WREG32_PLL(SCLK_MORE_CNTL, sclk_more_cntl); |
| |
| /* set pcie lanes */ |
| if ((rdev->flags & RADEON_IS_PCIE) && |
| !(rdev->flags & RADEON_IS_IGP) && |
| rdev->asic->pm.set_pcie_lanes && |
| (ps->pcie_lanes != |
| rdev->pm.power_state[rdev->pm.current_power_state_index].pcie_lanes)) { |
| radeon_set_pcie_lanes(rdev, |
| ps->pcie_lanes); |
| DRM_DEBUG_DRIVER("Setting: p: %d\n", ps->pcie_lanes); |
| } |
| } |
| |
| /** |
| * r100_pm_prepare - pre-power state change callback. |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Prepare for a power state change (r1xx-r4xx). |
| */ |
| void r100_pm_prepare(struct radeon_device *rdev) |
| { |
| struct drm_device *ddev = rdev->ddev; |
| struct drm_crtc *crtc; |
| struct radeon_crtc *radeon_crtc; |
| u32 tmp; |
| |
| /* disable any active CRTCs */ |
| list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) { |
| radeon_crtc = to_radeon_crtc(crtc); |
| if (radeon_crtc->enabled) { |
| if (radeon_crtc->crtc_id) { |
| tmp = RREG32(RADEON_CRTC2_GEN_CNTL); |
| tmp |= RADEON_CRTC2_DISP_REQ_EN_B; |
| WREG32(RADEON_CRTC2_GEN_CNTL, tmp); |
| } else { |
| tmp = RREG32(RADEON_CRTC_GEN_CNTL); |
| tmp |= RADEON_CRTC_DISP_REQ_EN_B; |
| WREG32(RADEON_CRTC_GEN_CNTL, tmp); |
| } |
| } |
| } |
| } |
| |
| /** |
| * r100_pm_finish - post-power state change callback. |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Clean up after a power state change (r1xx-r4xx). |
| */ |
| void r100_pm_finish(struct radeon_device *rdev) |
| { |
| struct drm_device *ddev = rdev->ddev; |
| struct drm_crtc *crtc; |
| struct radeon_crtc *radeon_crtc; |
| u32 tmp; |
| |
| /* enable any active CRTCs */ |
| list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) { |
| radeon_crtc = to_radeon_crtc(crtc); |
| if (radeon_crtc->enabled) { |
| if (radeon_crtc->crtc_id) { |
| tmp = RREG32(RADEON_CRTC2_GEN_CNTL); |
| tmp &= ~RADEON_CRTC2_DISP_REQ_EN_B; |
| WREG32(RADEON_CRTC2_GEN_CNTL, tmp); |
| } else { |
| tmp = RREG32(RADEON_CRTC_GEN_CNTL); |
| tmp &= ~RADEON_CRTC_DISP_REQ_EN_B; |
| WREG32(RADEON_CRTC_GEN_CNTL, tmp); |
| } |
| } |
| } |
| } |
| |
| /** |
| * r100_gui_idle - gui idle callback. |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Check of the GUI (2D/3D engines) are idle (r1xx-r5xx). |
| * Returns true if idle, false if not. |
| */ |
| bool r100_gui_idle(struct radeon_device *rdev) |
| { |
| if (RREG32(RADEON_RBBM_STATUS) & RADEON_RBBM_ACTIVE) |
| return false; |
| else |
| return true; |
| } |
| |
| /* hpd for digital panel detect/disconnect */ |
| /** |
| * r100_hpd_sense - hpd sense callback. |
| * |
| * @rdev: radeon_device pointer |
| * @hpd: hpd (hotplug detect) pin |
| * |
| * Checks if a digital monitor is connected (r1xx-r4xx). |
| * Returns true if connected, false if not connected. |
| */ |
| bool r100_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd) |
| { |
| bool connected = false; |
| |
| switch (hpd) { |
| case RADEON_HPD_1: |
| if (RREG32(RADEON_FP_GEN_CNTL) & RADEON_FP_DETECT_SENSE) |
| connected = true; |
| break; |
| case RADEON_HPD_2: |
| if (RREG32(RADEON_FP2_GEN_CNTL) & RADEON_FP2_DETECT_SENSE) |
| connected = true; |
| break; |
| default: |
| break; |
| } |
| return connected; |
| } |
| |
| /** |
| * r100_hpd_set_polarity - hpd set polarity callback. |
| * |
| * @rdev: radeon_device pointer |
| * @hpd: hpd (hotplug detect) pin |
| * |
| * Set the polarity of the hpd pin (r1xx-r4xx). |
| */ |
| void r100_hpd_set_polarity(struct radeon_device *rdev, |
| enum radeon_hpd_id hpd) |
| { |
| u32 tmp; |
| bool connected = r100_hpd_sense(rdev, hpd); |
| |
| switch (hpd) { |
| case RADEON_HPD_1: |
| tmp = RREG32(RADEON_FP_GEN_CNTL); |
| if (connected) |
| tmp &= ~RADEON_FP_DETECT_INT_POL; |
| else |
| tmp |= RADEON_FP_DETECT_INT_POL; |
| WREG32(RADEON_FP_GEN_CNTL, tmp); |
| break; |
| case RADEON_HPD_2: |
| tmp = RREG32(RADEON_FP2_GEN_CNTL); |
| if (connected) |
| tmp &= ~RADEON_FP2_DETECT_INT_POL; |
| else |
| tmp |= RADEON_FP2_DETECT_INT_POL; |
| WREG32(RADEON_FP2_GEN_CNTL, tmp); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| /** |
| * r100_hpd_init - hpd setup callback. |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Setup the hpd pins used by the card (r1xx-r4xx). |
| * Set the polarity, and enable the hpd interrupts. |
| */ |
| void r100_hpd_init(struct radeon_device *rdev) |
| { |
| struct drm_device *dev = rdev->ddev; |
| struct drm_connector *connector; |
| unsigned enable = 0; |
| |
| list_for_each_entry(connector, &dev->mode_config.connector_list, head) { |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| enable |= 1 << radeon_connector->hpd.hpd; |
| radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); |
| } |
| radeon_irq_kms_enable_hpd(rdev, enable); |
| } |
| |
| /** |
| * r100_hpd_fini - hpd tear down callback. |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Tear down the hpd pins used by the card (r1xx-r4xx). |
| * Disable the hpd interrupts. |
| */ |
| void r100_hpd_fini(struct radeon_device *rdev) |
| { |
| struct drm_device *dev = rdev->ddev; |
| struct drm_connector *connector; |
| unsigned disable = 0; |
| |
| list_for_each_entry(connector, &dev->mode_config.connector_list, head) { |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| disable |= 1 << radeon_connector->hpd.hpd; |
| } |
| radeon_irq_kms_disable_hpd(rdev, disable); |
| } |
| |
| /* |
| * PCI GART |
| */ |
| void r100_pci_gart_tlb_flush(struct radeon_device *rdev) |
| { |
| /* TODO: can we do somethings here ? */ |
| /* It seems hw only cache one entry so we should discard this |
| * entry otherwise if first GPU GART read hit this entry it |
| * could end up in wrong address. */ |
| } |
| |
| int r100_pci_gart_init(struct radeon_device *rdev) |
| { |
| int r; |
| |
| if (rdev->gart.ptr) { |
| WARN(1, "R100 PCI GART already initialized\n"); |
| return 0; |
| } |
| /* Initialize common gart structure */ |
| r = radeon_gart_init(rdev); |
| if (r) |
| return r; |
| rdev->gart.table_size = rdev->gart.num_gpu_pages * 4; |
| rdev->asic->gart.tlb_flush = &r100_pci_gart_tlb_flush; |
| rdev->asic->gart.set_page = &r100_pci_gart_set_page; |
| return radeon_gart_table_ram_alloc(rdev); |
| } |
| |
| int r100_pci_gart_enable(struct radeon_device *rdev) |
| { |
| uint32_t tmp; |
| |
| radeon_gart_restore(rdev); |
| /* discard memory request outside of configured range */ |
| tmp = RREG32(RADEON_AIC_CNTL) | RADEON_DIS_OUT_OF_PCI_GART_ACCESS; |
| WREG32(RADEON_AIC_CNTL, tmp); |
| /* set address range for PCI address translate */ |
| WREG32(RADEON_AIC_LO_ADDR, rdev->mc.gtt_start); |
| WREG32(RADEON_AIC_HI_ADDR, rdev->mc.gtt_end); |
| /* set PCI GART page-table base address */ |
| WREG32(RADEON_AIC_PT_BASE, rdev->gart.table_addr); |
| tmp = RREG32(RADEON_AIC_CNTL) | RADEON_PCIGART_TRANSLATE_EN; |
| WREG32(RADEON_AIC_CNTL, tmp); |
| r100_pci_gart_tlb_flush(rdev); |
| DRM_INFO("PCI GART of %uM enabled (table at 0x%016llX).\n", |
| (unsigned)(rdev->mc.gtt_size >> 20), |
| (unsigned long long)rdev->gart.table_addr); |
| rdev->gart.ready = true; |
| return 0; |
| } |
| |
| void r100_pci_gart_disable(struct radeon_device *rdev) |
| { |
| uint32_t tmp; |
| |
| /* discard memory request outside of configured range */ |
| tmp = RREG32(RADEON_AIC_CNTL) | RADEON_DIS_OUT_OF_PCI_GART_ACCESS; |
| WREG32(RADEON_AIC_CNTL, tmp & ~RADEON_PCIGART_TRANSLATE_EN); |
| WREG32(RADEON_AIC_LO_ADDR, 0); |
| WREG32(RADEON_AIC_HI_ADDR, 0); |
| } |
| |
| int r100_pci_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr) |
| { |
| u32 *gtt = rdev->gart.ptr; |
| |
| if (i < 0 || i > rdev->gart.num_gpu_pages) { |
| return -EINVAL; |
| } |
| gtt[i] = cpu_to_le32(lower_32_bits(addr)); |
| return 0; |
| } |
| |
| void r100_pci_gart_fini(struct radeon_device *rdev) |
| { |
| radeon_gart_fini(rdev); |
| r100_pci_gart_disable(rdev); |
| radeon_gart_table_ram_free(rdev); |
| } |
| |
| int r100_irq_set(struct radeon_device *rdev) |
| { |
| uint32_t tmp = 0; |
| |
| if (!rdev->irq.installed) { |
| WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); |
| WREG32(R_000040_GEN_INT_CNTL, 0); |
| return -EINVAL; |
| } |
| if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) { |
| tmp |= RADEON_SW_INT_ENABLE; |
| } |
| if (rdev->irq.crtc_vblank_int[0] || |
| atomic_read(&rdev->irq.pflip[0])) { |
| tmp |= RADEON_CRTC_VBLANK_MASK; |
| } |
| if (rdev->irq.crtc_vblank_int[1] || |
| atomic_read(&rdev->irq.pflip[1])) { |
| tmp |= RADEON_CRTC2_VBLANK_MASK; |
| } |
| if (rdev->irq.hpd[0]) { |
| tmp |= RADEON_FP_DETECT_MASK; |
| } |
| if (rdev->irq.hpd[1]) { |
| tmp |= RADEON_FP2_DETECT_MASK; |
| } |
| WREG32(RADEON_GEN_INT_CNTL, tmp); |
| return 0; |
| } |
| |
| void r100_irq_disable(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| |
| WREG32(R_000040_GEN_INT_CNTL, 0); |
| /* Wait and acknowledge irq */ |
| mdelay(1); |
| tmp = RREG32(R_000044_GEN_INT_STATUS); |
| WREG32(R_000044_GEN_INT_STATUS, tmp); |
| } |
| |
| static uint32_t r100_irq_ack(struct radeon_device *rdev) |
| { |
| uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS); |
| uint32_t irq_mask = RADEON_SW_INT_TEST | |
| RADEON_CRTC_VBLANK_STAT | RADEON_CRTC2_VBLANK_STAT | |
| RADEON_FP_DETECT_STAT | RADEON_FP2_DETECT_STAT; |
| |
| if (irqs) { |
| WREG32(RADEON_GEN_INT_STATUS, irqs); |
| } |
| return irqs & irq_mask; |
| } |
| |
| int r100_irq_process(struct radeon_device *rdev) |
| { |
| uint32_t status, msi_rearm; |
| bool queue_hotplug = false; |
| |
| status = r100_irq_ack(rdev); |
| if (!status) { |
| return IRQ_NONE; |
| } |
| if (rdev->shutdown) { |
| return IRQ_NONE; |
| } |
| while (status) { |
| /* SW interrupt */ |
| if (status & RADEON_SW_INT_TEST) { |
| radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); |
| } |
| /* Vertical blank interrupts */ |
| if (status & RADEON_CRTC_VBLANK_STAT) { |
| if (rdev->irq.crtc_vblank_int[0]) { |
| drm_handle_vblank(rdev->ddev, 0); |
| rdev->pm.vblank_sync = true; |
| wake_up(&rdev->irq.vblank_queue); |
| } |
| if (atomic_read(&rdev->irq.pflip[0])) |
| radeon_crtc_handle_flip(rdev, 0); |
| } |
| if (status & RADEON_CRTC2_VBLANK_STAT) { |
| if (rdev->irq.crtc_vblank_int[1]) { |
| drm_handle_vblank(rdev->ddev, 1); |
| rdev->pm.vblank_sync = true; |
| wake_up(&rdev->irq.vblank_queue); |
| } |
| if (atomic_read(&rdev->irq.pflip[1])) |
| radeon_crtc_handle_flip(rdev, 1); |
| } |
| if (status & RADEON_FP_DETECT_STAT) { |
| queue_hotplug = true; |
| DRM_DEBUG("HPD1\n"); |
| } |
| if (status & RADEON_FP2_DETECT_STAT) { |
| queue_hotplug = true; |
| DRM_DEBUG("HPD2\n"); |
| } |
| status = r100_irq_ack(rdev); |
| } |
| if (queue_hotplug) |
| schedule_work(&rdev->hotplug_work); |
| if (rdev->msi_enabled) { |
| switch (rdev->family) { |
| case CHIP_RS400: |
| case CHIP_RS480: |
| msi_rearm = RREG32(RADEON_AIC_CNTL) & ~RS400_MSI_REARM; |
| WREG32(RADEON_AIC_CNTL, msi_rearm); |
| WREG32(RADEON_AIC_CNTL, msi_rearm | RS400_MSI_REARM); |
| break; |
| default: |
| WREG32(RADEON_MSI_REARM_EN, RV370_MSI_REARM_EN); |
| break; |
| } |
| } |
| return IRQ_HANDLED; |
| } |
| |
| u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc) |
| { |
| if (crtc == 0) |
| return RREG32(RADEON_CRTC_CRNT_FRAME); |
| else |
| return RREG32(RADEON_CRTC2_CRNT_FRAME); |
| } |
| |
| /* Who ever call radeon_fence_emit should call ring_lock and ask |
| * for enough space (today caller are ib schedule and buffer move) */ |
| void r100_fence_ring_emit(struct radeon_device *rdev, |
| struct radeon_fence *fence) |
| { |
| struct radeon_ring *ring = &rdev->ring[fence->ring]; |
| |
| /* We have to make sure that caches are flushed before |
| * CPU might read something from VRAM. */ |
| radeon_ring_write(ring, PACKET0(RADEON_RB3D_DSTCACHE_CTLSTAT, 0)); |
| radeon_ring_write(ring, RADEON_RB3D_DC_FLUSH_ALL); |
| radeon_ring_write(ring, PACKET0(RADEON_RB3D_ZCACHE_CTLSTAT, 0)); |
| radeon_ring_write(ring, RADEON_RB3D_ZC_FLUSH_ALL); |
| /* Wait until IDLE & CLEAN */ |
| radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); |
| radeon_ring_write(ring, RADEON_WAIT_2D_IDLECLEAN | RADEON_WAIT_3D_IDLECLEAN); |
| radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0)); |
| radeon_ring_write(ring, rdev->config.r100.hdp_cntl | |
| RADEON_HDP_READ_BUFFER_INVALIDATE); |
| radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0)); |
| radeon_ring_write(ring, rdev->config.r100.hdp_cntl); |
| /* Emit fence sequence & fire IRQ */ |
| radeon_ring_write(ring, PACKET0(rdev->fence_drv[fence->ring].scratch_reg, 0)); |
| radeon_ring_write(ring, fence->seq); |
| radeon_ring_write(ring, PACKET0(RADEON_GEN_INT_STATUS, 0)); |
| radeon_ring_write(ring, RADEON_SW_INT_FIRE); |
| } |
| |
| bool r100_semaphore_ring_emit(struct radeon_device *rdev, |
| struct radeon_ring *ring, |
| struct radeon_semaphore *semaphore, |
| bool emit_wait) |
| { |
| /* Unused on older asics, since we don't have semaphores or multiple rings */ |
| BUG(); |
| return false; |
| } |
| |
| int r100_copy_blit(struct radeon_device *rdev, |
| uint64_t src_offset, |
| uint64_t dst_offset, |
| unsigned num_gpu_pages, |
| struct radeon_fence **fence) |
| { |
| struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; |
| uint32_t cur_pages; |
| uint32_t stride_bytes = RADEON_GPU_PAGE_SIZE; |
| uint32_t pitch; |
| uint32_t stride_pixels; |
| unsigned ndw; |
| int num_loops; |
| int r = 0; |
| |
| /* radeon limited to 16k stride */ |
| stride_bytes &= 0x3fff; |
| /* radeon pitch is /64 */ |
| pitch = stride_bytes / 64; |
| stride_pixels = stride_bytes / 4; |
| num_loops = DIV_ROUND_UP(num_gpu_pages, 8191); |
| |
| /* Ask for enough room for blit + flush + fence */ |
| ndw = 64 + (10 * num_loops); |
| r = radeon_ring_lock(rdev, ring, ndw); |
| if (r) { |
| DRM_ERROR("radeon: moving bo (%d) asking for %u dw.\n", r, ndw); |
| return -EINVAL; |
| } |
| while (num_gpu_pages > 0) { |
| cur_pages = num_gpu_pages; |
| if (cur_pages > 8191) { |
| cur_pages = 8191; |
| } |
| num_gpu_pages -= cur_pages; |
| |
| /* pages are in Y direction - height |
| page width in X direction - width */ |
| radeon_ring_write(ring, PACKET3(PACKET3_BITBLT_MULTI, 8)); |
| radeon_ring_write(ring, |
| RADEON_GMC_SRC_PITCH_OFFSET_CNTL | |
| RADEON_GMC_DST_PITCH_OFFSET_CNTL | |
| RADEON_GMC_SRC_CLIPPING | |
| RADEON_GMC_DST_CLIPPING | |
| RADEON_GMC_BRUSH_NONE | |
| (RADEON_COLOR_FORMAT_ARGB8888 << 8) | |
| RADEON_GMC_SRC_DATATYPE_COLOR | |
| RADEON_ROP3_S | |
| RADEON_DP_SRC_SOURCE_MEMORY | |
| RADEON_GMC_CLR_CMP_CNTL_DIS | |
| RADEON_GMC_WR_MSK_DIS); |
| radeon_ring_write(ring, (pitch << 22) | (src_offset >> 10)); |
| radeon_ring_write(ring, (pitch << 22) | (dst_offset >> 10)); |
| radeon_ring_write(ring, (0x1fff) | (0x1fff << 16)); |
| radeon_ring_write(ring, 0); |
| radeon_ring_write(ring, (0x1fff) | (0x1fff << 16)); |
| radeon_ring_write(ring, num_gpu_pages); |
| radeon_ring_write(ring, num_gpu_pages); |
| radeon_ring_write(ring, cur_pages | (stride_pixels << 16)); |
| } |
| radeon_ring_write(ring, PACKET0(RADEON_DSTCACHE_CTLSTAT, 0)); |
| radeon_ring_write(ring, RADEON_RB2D_DC_FLUSH_ALL); |
| radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); |
| radeon_ring_write(ring, |
| RADEON_WAIT_2D_IDLECLEAN | |
| RADEON_WAIT_HOST_IDLECLEAN | |
| RADEON_WAIT_DMA_GUI_IDLE); |
| if (fence) { |
| r = radeon_fence_emit(rdev, fence, RADEON_RING_TYPE_GFX_INDEX); |
| } |
| radeon_ring_unlock_commit(rdev, ring); |
| return r; |
| } |
| |
| static int r100_cp_wait_for_idle(struct radeon_device *rdev) |
| { |
| unsigned i; |
| u32 tmp; |
| |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| tmp = RREG32(R_000E40_RBBM_STATUS); |
| if (!G_000E40_CP_CMDSTRM_BUSY(tmp)) { |
| return 0; |
| } |
| udelay(1); |
| } |
| return -1; |
| } |
| |
| void r100_ring_start(struct radeon_device *rdev, struct radeon_ring *ring) |
| { |
| int r; |
| |
| r = radeon_ring_lock(rdev, ring, 2); |
| if (r) { |
| return; |
| } |
| radeon_ring_write(ring, PACKET0(RADEON_ISYNC_CNTL, 0)); |
| radeon_ring_write(ring, |
| RADEON_ISYNC_ANY2D_IDLE3D | |
| RADEON_ISYNC_ANY3D_IDLE2D | |
| RADEON_ISYNC_WAIT_IDLEGUI | |
| RADEON_ISYNC_CPSCRATCH_IDLEGUI); |
| radeon_ring_unlock_commit(rdev, ring); |
| } |
| |
| |
| /* Load the microcode for the CP */ |
| static int r100_cp_init_microcode(struct radeon_device *rdev) |
| { |
| const char *fw_name = NULL; |
| int err; |
| |
| DRM_DEBUG_KMS("\n"); |
| |
| if ((rdev->family == CHIP_R100) || (rdev->family == CHIP_RV100) || |
| (rdev->family == CHIP_RV200) || (rdev->family == CHIP_RS100) || |
| (rdev->family == CHIP_RS200)) { |
| DRM_INFO("Loading R100 Microcode\n"); |
| fw_name = FIRMWARE_R100; |
| } else if ((rdev->family == CHIP_R200) || |
| (rdev->family == CHIP_RV250) || |
| (rdev->family == CHIP_RV280) || |
| (rdev->family == CHIP_RS300)) { |
| DRM_INFO("Loading R200 Microcode\n"); |
| fw_name = FIRMWARE_R200; |
| } else if ((rdev->family == CHIP_R300) || |
| (rdev->family == CHIP_R350) || |
| (rdev->family == CHIP_RV350) || |
| (rdev->family == CHIP_RV380) || |
| (rdev->family == CHIP_RS400) || |
| (rdev->family == CHIP_RS480)) { |
| DRM_INFO("Loading R300 Microcode\n"); |
| fw_name = FIRMWARE_R300; |
| } else if ((rdev->family == CHIP_R420) || |
| (rdev->family == CHIP_R423) || |
| (rdev->family == CHIP_RV410)) { |
| DRM_INFO("Loading R400 Microcode\n"); |
| fw_name = FIRMWARE_R420; |
| } else if ((rdev->family == CHIP_RS690) || |
| (rdev->family == CHIP_RS740)) { |
| DRM_INFO("Loading RS690/RS740 Microcode\n"); |
| fw_name = FIRMWARE_RS690; |
| } else if (rdev->family == CHIP_RS600) { |
| DRM_INFO("Loading RS600 Microcode\n"); |
| fw_name = FIRMWARE_RS600; |
| } else if ((rdev->family == CHIP_RV515) || |
| (rdev->family == CHIP_R520) || |
| (rdev->family == CHIP_RV530) || |
| (rdev->family == CHIP_R580) || |
| (rdev->family == CHIP_RV560) || |
| (rdev->family == CHIP_RV570)) { |
| DRM_INFO("Loading R500 Microcode\n"); |
| fw_name = FIRMWARE_R520; |
| } |
| |
| err = request_firmware(&rdev->me_fw, fw_name, rdev->dev); |
| if (err) { |
| printk(KERN_ERR "radeon_cp: Failed to load firmware \"%s\"\n", |
| fw_name); |
| } else if (rdev->me_fw->size % 8) { |
| printk(KERN_ERR |
| "radeon_cp: Bogus length %zu in firmware \"%s\"\n", |
| rdev->me_fw->size, fw_name); |
| err = -EINVAL; |
| release_firmware(rdev->me_fw); |
| rdev->me_fw = NULL; |
| } |
| return err; |
| } |
| |
| static void r100_cp_load_microcode(struct radeon_device *rdev) |
| { |
| const __be32 *fw_data; |
| int i, size; |
| |
| if (r100_gui_wait_for_idle(rdev)) { |
| printk(KERN_WARNING "Failed to wait GUI idle while " |
| "programming pipes. Bad things might happen.\n"); |
| } |
| |
| if (rdev->me_fw) { |
| size = rdev->me_fw->size / 4; |
| fw_data = (const __be32 *)&rdev->me_fw->data[0]; |
| WREG32(RADEON_CP_ME_RAM_ADDR, 0); |
| for (i = 0; i < size; i += 2) { |
| WREG32(RADEON_CP_ME_RAM_DATAH, |
| be32_to_cpup(&fw_data[i])); |
| WREG32(RADEON_CP_ME_RAM_DATAL, |
| be32_to_cpup(&fw_data[i + 1])); |
| } |
| } |
| } |
| |
| int r100_cp_init(struct radeon_device *rdev, unsigned ring_size) |
| { |
| struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; |
| unsigned rb_bufsz; |
| unsigned rb_blksz; |
| unsigned max_fetch; |
| unsigned pre_write_timer; |
| unsigned pre_write_limit; |
| unsigned indirect2_start; |
| unsigned indirect1_start; |
| uint32_t tmp; |
| int r; |
| |
| if (r100_debugfs_cp_init(rdev)) { |
| DRM_ERROR("Failed to register debugfs file for CP !\n"); |
| } |
| if (!rdev->me_fw) { |
| r = r100_cp_init_microcode(rdev); |
| if (r) { |
| DRM_ERROR("Failed to load firmware!\n"); |
| return r; |
| } |
| } |
| |
| /* Align ring size */ |
| rb_bufsz = order_base_2(ring_size / 8); |
| ring_size = (1 << (rb_bufsz + 1)) * 4; |
| r100_cp_load_microcode(rdev); |
| r = radeon_ring_init(rdev, ring, ring_size, RADEON_WB_CP_RPTR_OFFSET, |
| RADEON_CP_RB_RPTR, RADEON_CP_RB_WPTR, |
| RADEON_CP_PACKET2); |
| if (r) { |
| return r; |
| } |
| /* Each time the cp read 1024 bytes (16 dword/quadword) update |
| * the rptr copy in system ram */ |
| rb_blksz = 9; |
| /* cp will read 128bytes at a time (4 dwords) */ |
| max_fetch = 1; |
| ring->align_mask = 16 - 1; |
| /* Write to CP_RB_WPTR will be delayed for pre_write_timer clocks */ |
| pre_write_timer = 64; |
| /* Force CP_RB_WPTR write if written more than one time before the |
| * delay expire |
| */ |
| pre_write_limit = 0; |
| /* Setup the cp cache like this (cache size is 96 dwords) : |
| * RING 0 to 15 |
| * INDIRECT1 16 to 79 |
| * INDIRECT2 80 to 95 |
| * So ring cache size is 16dwords (> (2 * max_fetch = 2 * 4dwords)) |
| * indirect1 cache size is 64dwords (> (2 * max_fetch = 2 * 4dwords)) |
| * indirect2 cache size is 16dwords (> (2 * max_fetch = 2 * 4dwords)) |
| * Idea being that most of the gpu cmd will be through indirect1 buffer |
| * so it gets the bigger cache. |
| */ |
| indirect2_start = 80; |
| indirect1_start = 16; |
| /* cp setup */ |
| WREG32(0x718, pre_write_timer | (pre_write_limit << 28)); |
| tmp = (REG_SET(RADEON_RB_BUFSZ, rb_bufsz) | |
| REG_SET(RADEON_RB_BLKSZ, rb_blksz) | |
| REG_SET(RADEON_MAX_FETCH, max_fetch)); |
| #ifdef __BIG_ENDIAN |
| tmp |= RADEON_BUF_SWAP_32BIT; |
| #endif |
| WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_NO_UPDATE); |
| |
| /* Set ring address */ |
| DRM_INFO("radeon: ring at 0x%016lX\n", (unsigned long)ring->gpu_addr); |
| WREG32(RADEON_CP_RB_BASE, ring->gpu_addr); |
| /* Force read & write ptr to 0 */ |
| WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA | RADEON_RB_NO_UPDATE); |
| WREG32(RADEON_CP_RB_RPTR_WR, 0); |
| ring->wptr = 0; |
| WREG32(RADEON_CP_RB_WPTR, ring->wptr); |
| |
| /* set the wb address whether it's enabled or not */ |
| WREG32(R_00070C_CP_RB_RPTR_ADDR, |
| S_00070C_RB_RPTR_ADDR((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) >> 2)); |
| WREG32(R_000774_SCRATCH_ADDR, rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET); |
| |
| if (rdev->wb.enabled) |
| WREG32(R_000770_SCRATCH_UMSK, 0xff); |
| else { |
| tmp |= RADEON_RB_NO_UPDATE; |
| WREG32(R_000770_SCRATCH_UMSK, 0); |
| } |
| |
| WREG32(RADEON_CP_RB_CNTL, tmp); |
| udelay(10); |
| ring->rptr = RREG32(RADEON_CP_RB_RPTR); |
| /* Set cp mode to bus mastering & enable cp*/ |
| WREG32(RADEON_CP_CSQ_MODE, |
| REG_SET(RADEON_INDIRECT2_START, indirect2_start) | |
| REG_SET(RADEON_INDIRECT1_START, indirect1_start)); |
| WREG32(RADEON_CP_RB_WPTR_DELAY, 0); |
| WREG32(RADEON_CP_CSQ_MODE, 0x00004D4D); |
| WREG32(RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIBM_INDBM); |
| |
| /* at this point everything should be setup correctly to enable master */ |
| pci_set_master(rdev->pdev); |
| |
| radeon_ring_start(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); |
| r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring); |
| if (r) { |
| DRM_ERROR("radeon: cp isn't working (%d).\n", r); |
| return r; |
| } |
| ring->ready = true; |
| radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size); |
| |
| if (!ring->rptr_save_reg /* not resuming from suspend */ |
| && radeon_ring_supports_scratch_reg(rdev, ring)) { |
| r = radeon_scratch_get(rdev, &ring->rptr_save_reg); |
| if (r) { |
| DRM_ERROR("failed to get scratch reg for rptr save (%d).\n", r); |
| ring->rptr_save_reg = 0; |
| } |
| } |
| return 0; |
| } |
| |
| void r100_cp_fini(struct radeon_device *rdev) |
| { |
| if (r100_cp_wait_for_idle(rdev)) { |
| DRM_ERROR("Wait for CP idle timeout, shutting down CP.\n"); |
| } |
| /* Disable ring */ |
| r100_cp_disable(rdev); |
| radeon_scratch_free(rdev, rdev->ring[RADEON_RING_TYPE_GFX_INDEX].rptr_save_reg); |
| radeon_ring_fini(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); |
| DRM_INFO("radeon: cp finalized\n"); |
| } |
| |
| void r100_cp_disable(struct radeon_device *rdev) |
| { |
| /* Disable ring */ |
| radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); |
| rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; |
| WREG32(RADEON_CP_CSQ_MODE, 0); |
| WREG32(RADEON_CP_CSQ_CNTL, 0); |
| WREG32(R_000770_SCRATCH_UMSK, 0); |
| if (r100_gui_wait_for_idle(rdev)) { |
| printk(KERN_WARNING "Failed to wait GUI idle while " |
| "programming pipes. Bad things might happen.\n"); |
| } |
| } |
| |
| /* |
| * CS functions |
| */ |
| int r100_reloc_pitch_offset(struct radeon_cs_parser *p, |
| struct radeon_cs_packet *pkt, |
| unsigned idx, |
| unsigned reg) |
| { |
| int r; |
| u32 tile_flags = 0; |
| u32 tmp; |
| struct radeon_cs_reloc *reloc; |
| u32 value; |
| |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| |
| value = radeon_get_ib_value(p, idx); |
| tmp = value & 0x003fffff; |
| tmp += (((u32)reloc->lobj.gpu_offset) >> 10); |
| |
| if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { |
| if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) |
| tile_flags |= RADEON_DST_TILE_MACRO; |
| if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) { |
| if (reg == RADEON_SRC_PITCH_OFFSET) { |
| DRM_ERROR("Cannot src blit from microtiled surface\n"); |
| radeon_cs_dump_packet(p, pkt); |
| return -EINVAL; |
| } |
| tile_flags |= RADEON_DST_TILE_MICRO; |
| } |
| |
| tmp |= tile_flags; |
| p->ib.ptr[idx] = (value & 0x3fc00000) | tmp; |
| } else |
| p->ib.ptr[idx] = (value & 0xffc00000) | tmp; |
| return 0; |
| } |
| |
| int r100_packet3_load_vbpntr(struct radeon_cs_parser *p, |
| struct radeon_cs_packet *pkt, |
| int idx) |
| { |
| unsigned c, i; |
| struct radeon_cs_reloc *reloc; |
| struct r100_cs_track *track; |
| int r = 0; |
| volatile uint32_t *ib; |
| u32 idx_value; |
| |
| ib = p->ib.ptr; |
| track = (struct r100_cs_track *)p->track; |
| c = radeon_get_ib_value(p, idx++) & 0x1F; |
| if (c > 16) { |
| DRM_ERROR("Only 16 vertex buffers are allowed %d\n", |
| pkt->opcode); |
| radeon_cs_dump_packet(p, pkt); |
| return -EINVAL; |
| } |
| track->num_arrays = c; |
| for (i = 0; i < (c - 1); i+=2, idx+=3) { |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for packet3 %d\n", |
| pkt->opcode); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| idx_value = radeon_get_ib_value(p, idx); |
| ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset); |
| |
| track->arrays[i + 0].esize = idx_value >> 8; |
| track->arrays[i + 0].robj = reloc->robj; |
| track->arrays[i + 0].esize &= 0x7F; |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for packet3 %d\n", |
| pkt->opcode); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| ib[idx+2] = radeon_get_ib_value(p, idx + 2) + ((u32)reloc->lobj.gpu_offset); |
| track->arrays[i + 1].robj = reloc->robj; |
| track->arrays[i + 1].esize = idx_value >> 24; |
| track->arrays[i + 1].esize &= 0x7F; |
| } |
| if (c & 1) { |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for packet3 %d\n", |
| pkt->opcode); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| idx_value = radeon_get_ib_value(p, idx); |
| ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset); |
| track->arrays[i + 0].robj = reloc->robj; |
| track->arrays[i + 0].esize = idx_value >> 8; |
| track->arrays[i + 0].esize &= 0x7F; |
| } |
| return r; |
| } |
| |
| int r100_cs_parse_packet0(struct radeon_cs_parser *p, |
| struct radeon_cs_packet *pkt, |
| const unsigned *auth, unsigned n, |
| radeon_packet0_check_t check) |
| { |
| unsigned reg; |
| unsigned i, j, m; |
| unsigned idx; |
| int r; |
| |
| idx = pkt->idx + 1; |
| reg = pkt->reg; |
| /* Check that register fall into register range |
| * determined by the number of entry (n) in the |
| * safe register bitmap. |
| */ |
| if (pkt->one_reg_wr) { |
| if ((reg >> 7) > n) { |
| return -EINVAL; |
| } |
| } else { |
| if (((reg + (pkt->count << 2)) >> 7) > n) { |
| return -EINVAL; |
| } |
| } |
| for (i = 0; i <= pkt->count; i++, idx++) { |
| j = (reg >> 7); |
| m = 1 << ((reg >> 2) & 31); |
| if (auth[j] & m) { |
| r = check(p, pkt, idx, reg); |
| if (r) { |
| return r; |
| } |
| } |
| if (pkt->one_reg_wr) { |
| if (!(auth[j] & m)) { |
| break; |
| } |
| } else { |
| reg += 4; |
| } |
| } |
| return 0; |
| } |
| |
| /** |
| * r100_cs_packet_next_vline() - parse userspace VLINE packet |
| * @parser: parser structure holding parsing context. |
| * |
| * Userspace sends a special sequence for VLINE waits. |
| * PACKET0 - VLINE_START_END + value |
| * PACKET0 - WAIT_UNTIL +_value |
| * RELOC (P3) - crtc_id in reloc. |
| * |
| * This function parses this and relocates the VLINE START END |
| * and WAIT UNTIL packets to the correct crtc. |
| * It also detects a switched off crtc and nulls out the |
| * wait in that case. |
| */ |
| int r100_cs_packet_parse_vline(struct radeon_cs_parser *p) |
| { |
| struct drm_mode_object *obj; |
| struct drm_crtc *crtc; |
| struct radeon_crtc *radeon_crtc; |
| struct radeon_cs_packet p3reloc, waitreloc; |
| int crtc_id; |
| int r; |
| uint32_t header, h_idx, reg; |
| volatile uint32_t *ib; |
| |
| ib = p->ib.ptr; |
| |
| /* parse the wait until */ |
| r = radeon_cs_packet_parse(p, &waitreloc, p->idx); |
| if (r) |
| return r; |
| |
| /* check its a wait until and only 1 count */ |
| if (waitreloc.reg != RADEON_WAIT_UNTIL || |
| waitreloc.count != 0) { |
| DRM_ERROR("vline wait had illegal wait until segment\n"); |
| return -EINVAL; |
| } |
| |
| if (radeon_get_ib_value(p, waitreloc.idx + 1) != RADEON_WAIT_CRTC_VLINE) { |
| DRM_ERROR("vline wait had illegal wait until\n"); |
| return -EINVAL; |
| } |
| |
| /* jump over the NOP */ |
| r = radeon_cs_packet_parse(p, &p3reloc, p->idx + waitreloc.count + 2); |
| if (r) |
| return r; |
| |
| h_idx = p->idx - 2; |
| p->idx += waitreloc.count + 2; |
| p->idx += p3reloc.count + 2; |
| |
| header = radeon_get_ib_value(p, h_idx); |
| crtc_id = radeon_get_ib_value(p, h_idx + 5); |
| reg = R100_CP_PACKET0_GET_REG(header); |
| obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC); |
| if (!obj) { |
| DRM_ERROR("cannot find crtc %d\n", crtc_id); |
| return -ENOENT; |
| } |
| crtc = obj_to_crtc(obj); |
| radeon_crtc = to_radeon_crtc(crtc); |
| crtc_id = radeon_crtc->crtc_id; |
| |
| if (!crtc->enabled) { |
| /* if the CRTC isn't enabled - we need to nop out the wait until */ |
| ib[h_idx + 2] = PACKET2(0); |
| ib[h_idx + 3] = PACKET2(0); |
| } else if (crtc_id == 1) { |
| switch (reg) { |
| case AVIVO_D1MODE_VLINE_START_END: |
| header &= ~R300_CP_PACKET0_REG_MASK; |
| header |= AVIVO_D2MODE_VLINE_START_END >> 2; |
| break; |
| case RADEON_CRTC_GUI_TRIG_VLINE: |
| header &= ~R300_CP_PACKET0_REG_MASK; |
| header |= RADEON_CRTC2_GUI_TRIG_VLINE >> 2; |
| break; |
| default: |
| DRM_ERROR("unknown crtc reloc\n"); |
| return -EINVAL; |
| } |
| ib[h_idx] = header; |
| ib[h_idx + 3] |= RADEON_ENG_DISPLAY_SELECT_CRTC1; |
| } |
| |
| return 0; |
| } |
| |
| static int r100_get_vtx_size(uint32_t vtx_fmt) |
| { |
| int vtx_size; |
| vtx_size = 2; |
| /* ordered according to bits in spec */ |
| if (vtx_fmt & RADEON_SE_VTX_FMT_W0) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_FPCOLOR) |
| vtx_size += 3; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_FPALPHA) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_PKCOLOR) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_FPSPEC) |
| vtx_size += 3; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_FPFOG) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_PKSPEC) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_ST0) |
| vtx_size += 2; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_ST1) |
| vtx_size += 2; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_Q1) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_ST2) |
| vtx_size += 2; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_Q2) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_ST3) |
| vtx_size += 2; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_Q3) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_Q0) |
| vtx_size++; |
| /* blend weight */ |
| if (vtx_fmt & (0x7 << 15)) |
| vtx_size += (vtx_fmt >> 15) & 0x7; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_N0) |
| vtx_size += 3; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_XY1) |
| vtx_size += 2; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_Z1) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_W1) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_N1) |
| vtx_size++; |
| if (vtx_fmt & RADEON_SE_VTX_FMT_Z) |
| vtx_size++; |
| return vtx_size; |
| } |
| |
| static int r100_packet0_check(struct radeon_cs_parser *p, |
| struct radeon_cs_packet *pkt, |
| unsigned idx, unsigned reg) |
| { |
| struct radeon_cs_reloc *reloc; |
| struct r100_cs_track *track; |
| volatile uint32_t *ib; |
| uint32_t tmp; |
| int r; |
| int i, face; |
| u32 tile_flags = 0; |
| u32 idx_value; |
| |
| ib = p->ib.ptr; |
| track = (struct r100_cs_track *)p->track; |
| |
| idx_value = radeon_get_ib_value(p, idx); |
| |
| switch (reg) { |
| case RADEON_CRTC_GUI_TRIG_VLINE: |
| r = r100_cs_packet_parse_vline(p); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| break; |
| /* FIXME: only allow PACKET3 blit? easier to check for out of |
| * range access */ |
| case RADEON_DST_PITCH_OFFSET: |
| case RADEON_SRC_PITCH_OFFSET: |
| r = r100_reloc_pitch_offset(p, pkt, idx, reg); |
| if (r) |
| return r; |
| break; |
| case RADEON_RB3D_DEPTHOFFSET: |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| track->zb.robj = reloc->robj; |
| track->zb.offset = idx_value; |
| track->zb_dirty = true; |
| ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); |
| break; |
| case RADEON_RB3D_COLOROFFSET: |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| track->cb[0].robj = reloc->robj; |
| track->cb[0].offset = idx_value; |
| track->cb_dirty = true; |
| ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); |
| break; |
| case RADEON_PP_TXOFFSET_0: |
| case RADEON_PP_TXOFFSET_1: |
| case RADEON_PP_TXOFFSET_2: |
| i = (reg - RADEON_PP_TXOFFSET_0) / 24; |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { |
| if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) |
| tile_flags |= RADEON_TXO_MACRO_TILE; |
| if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) |
| tile_flags |= RADEON_TXO_MICRO_TILE_X2; |
| |
| tmp = idx_value & ~(0x7 << 2); |
| tmp |= tile_flags; |
| ib[idx] = tmp + ((u32)reloc->lobj.gpu_offset); |
| } else |
| ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); |
| track->textures[i].robj = reloc->robj; |
| track->tex_dirty = true; |
| break; |
| case RADEON_PP_CUBIC_OFFSET_T0_0: |
| case RADEON_PP_CUBIC_OFFSET_T0_1: |
| case RADEON_PP_CUBIC_OFFSET_T0_2: |
| case RADEON_PP_CUBIC_OFFSET_T0_3: |
| case RADEON_PP_CUBIC_OFFSET_T0_4: |
| i = (reg - RADEON_PP_CUBIC_OFFSET_T0_0) / 4; |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| track->textures[0].cube_info[i].offset = idx_value; |
| ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); |
| track->textures[0].cube_info[i].robj = reloc->robj; |
| track->tex_dirty = true; |
| break; |
| case RADEON_PP_CUBIC_OFFSET_T1_0: |
| case RADEON_PP_CUBIC_OFFSET_T1_1: |
| case RADEON_PP_CUBIC_OFFSET_T1_2: |
| case RADEON_PP_CUBIC_OFFSET_T1_3: |
| case RADEON_PP_CUBIC_OFFSET_T1_4: |
| i = (reg - RADEON_PP_CUBIC_OFFSET_T1_0) / 4; |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| track->textures[1].cube_info[i].offset = idx_value; |
| ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); |
| track->textures[1].cube_info[i].robj = reloc->robj; |
| track->tex_dirty = true; |
| break; |
| case RADEON_PP_CUBIC_OFFSET_T2_0: |
| case RADEON_PP_CUBIC_OFFSET_T2_1: |
| case RADEON_PP_CUBIC_OFFSET_T2_2: |
| case RADEON_PP_CUBIC_OFFSET_T2_3: |
| case RADEON_PP_CUBIC_OFFSET_T2_4: |
| i = (reg - RADEON_PP_CUBIC_OFFSET_T2_0) / 4; |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| track->textures[2].cube_info[i].offset = idx_value; |
| ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); |
| track->textures[2].cube_info[i].robj = reloc->robj; |
| track->tex_dirty = true; |
| break; |
| case RADEON_RE_WIDTH_HEIGHT: |
| track->maxy = ((idx_value >> 16) & 0x7FF); |
| track->cb_dirty = true; |
| track->zb_dirty = true; |
| break; |
| case RADEON_RB3D_COLORPITCH: |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { |
| if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) |
| tile_flags |= RADEON_COLOR_TILE_ENABLE; |
| if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) |
| tile_flags |= RADEON_COLOR_MICROTILE_ENABLE; |
| |
| tmp = idx_value & ~(0x7 << 16); |
| tmp |= tile_flags; |
| ib[idx] = tmp; |
| } else |
| ib[idx] = idx_value; |
| |
| track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK; |
| track->cb_dirty = true; |
| break; |
| case RADEON_RB3D_DEPTHPITCH: |
| track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK; |
| track->zb_dirty = true; |
| break; |
| case RADEON_RB3D_CNTL: |
| switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) { |
| case 7: |
| case 8: |
| case 9: |
| case 11: |
| case 12: |
| track->cb[0].cpp = 1; |
| break; |
| case 3: |
| case 4: |
| case 15: |
| track->cb[0].cpp = 2; |
| break; |
| case 6: |
| track->cb[0].cpp = 4; |
| break; |
| default: |
| DRM_ERROR("Invalid color buffer format (%d) !\n", |
| ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f)); |
| return -EINVAL; |
| } |
| track->z_enabled = !!(idx_value & RADEON_Z_ENABLE); |
| track->cb_dirty = true; |
| track->zb_dirty = true; |
| break; |
| case RADEON_RB3D_ZSTENCILCNTL: |
| switch (idx_value & 0xf) { |
| case 0: |
| track->zb.cpp = 2; |
| break; |
| case 2: |
| case 3: |
| case 4: |
| case 5: |
| case 9: |
| case 11: |
| track->zb.cpp = 4; |
| break; |
| default: |
| break; |
| } |
| track->zb_dirty = true; |
| break; |
| case RADEON_RB3D_ZPASS_ADDR: |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); |
| break; |
| case RADEON_PP_CNTL: |
| { |
| uint32_t temp = idx_value >> 4; |
| for (i = 0; i < track->num_texture; i++) |
| track->textures[i].enabled = !!(temp & (1 << i)); |
| track->tex_dirty = true; |
| } |
| break; |
| case RADEON_SE_VF_CNTL: |
| track->vap_vf_cntl = idx_value; |
| break; |
| case RADEON_SE_VTX_FMT: |
| track->vtx_size = r100_get_vtx_size(idx_value); |
| break; |
| case RADEON_PP_TEX_SIZE_0: |
| case RADEON_PP_TEX_SIZE_1: |
| case RADEON_PP_TEX_SIZE_2: |
| i = (reg - RADEON_PP_TEX_SIZE_0) / 8; |
| track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1; |
| track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1; |
| track->tex_dirty = true; |
| break; |
| case RADEON_PP_TEX_PITCH_0: |
| case RADEON_PP_TEX_PITCH_1: |
| case RADEON_PP_TEX_PITCH_2: |
| i = (reg - RADEON_PP_TEX_PITCH_0) / 8; |
| track->textures[i].pitch = idx_value + 32; |
| track->tex_dirty = true; |
| break; |
| case RADEON_PP_TXFILTER_0: |
| case RADEON_PP_TXFILTER_1: |
| case RADEON_PP_TXFILTER_2: |
| i = (reg - RADEON_PP_TXFILTER_0) / 24; |
| track->textures[i].num_levels = ((idx_value & RADEON_MAX_MIP_LEVEL_MASK) |
| >> RADEON_MAX_MIP_LEVEL_SHIFT); |
| tmp = (idx_value >> 23) & 0x7; |
| if (tmp == 2 || tmp == 6) |
| track->textures[i].roundup_w = false; |
| tmp = (idx_value >> 27) & 0x7; |
| if (tmp == 2 || tmp == 6) |
| track->textures[i].roundup_h = false; |
| track->tex_dirty = true; |
| break; |
| case RADEON_PP_TXFORMAT_0: |
| case RADEON_PP_TXFORMAT_1: |
| case RADEON_PP_TXFORMAT_2: |
| i = (reg - RADEON_PP_TXFORMAT_0) / 24; |
| if (idx_value & RADEON_TXFORMAT_NON_POWER2) { |
| track->textures[i].use_pitch = 1; |
| } else { |
| track->textures[i].use_pitch = 0; |
| track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK); |
| track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK); |
| } |
| if (idx_value & RADEON_TXFORMAT_CUBIC_MAP_ENABLE) |
| track->textures[i].tex_coord_type = 2; |
| switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) { |
| case RADEON_TXFORMAT_I8: |
| case RADEON_TXFORMAT_RGB332: |
| case RADEON_TXFORMAT_Y8: |
| track->textures[i].cpp = 1; |
| track->textures[i].compress_format = R100_TRACK_COMP_NONE; |
| break; |
| case RADEON_TXFORMAT_AI88: |
| case RADEON_TXFORMAT_ARGB1555: |
| case RADEON_TXFORMAT_RGB565: |
| case RADEON_TXFORMAT_ARGB4444: |
| case RADEON_TXFORMAT_VYUY422: |
| case RADEON_TXFORMAT_YVYU422: |
| case RADEON_TXFORMAT_SHADOW16: |
| case RADEON_TXFORMAT_LDUDV655: |
| case RADEON_TXFORMAT_DUDV88: |
| track->textures[i].cpp = 2; |
| track->textures[i].compress_format = R100_TRACK_COMP_NONE; |
| break; |
| case RADEON_TXFORMAT_ARGB8888: |
| case RADEON_TXFORMAT_RGBA8888: |
| case RADEON_TXFORMAT_SHADOW32: |
| case RADEON_TXFORMAT_LDUDUV8888: |
| track->textures[i].cpp = 4; |
| track->textures[i].compress_format = R100_TRACK_COMP_NONE; |
| break; |
| case RADEON_TXFORMAT_DXT1: |
| track->textures[i].cpp = 1; |
| track->textures[i].compress_format = R100_TRACK_COMP_DXT1; |
| break; |
| case RADEON_TXFORMAT_DXT23: |
| case RADEON_TXFORMAT_DXT45: |
| track->textures[i].cpp = 1; |
| track->textures[i].compress_format = R100_TRACK_COMP_DXT35; |
| break; |
| } |
| track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf); |
| track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf); |
| track->tex_dirty = true; |
| break; |
| case RADEON_PP_CUBIC_FACES_0: |
| case RADEON_PP_CUBIC_FACES_1: |
| case RADEON_PP_CUBIC_FACES_2: |
| tmp = idx_value; |
| i = (reg - RADEON_PP_CUBIC_FACES_0) / 4; |
| for (face = 0; face < 4; face++) { |
| track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf); |
| track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf); |
| } |
| track->tex_dirty = true; |
| break; |
| default: |
| printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n", |
| reg, idx); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p, |
| struct radeon_cs_packet *pkt, |
| struct radeon_bo *robj) |
| { |
| unsigned idx; |
| u32 value; |
| idx = pkt->idx + 1; |
| value = radeon_get_ib_value(p, idx + 2); |
| if ((value + 1) > radeon_bo_size(robj)) { |
| DRM_ERROR("[drm] Buffer too small for PACKET3 INDX_BUFFER " |
| "(need %u have %lu) !\n", |
| value + 1, |
| radeon_bo_size(robj)); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int r100_packet3_check(struct radeon_cs_parser *p, |
| struct radeon_cs_packet *pkt) |
| { |
| struct radeon_cs_reloc *reloc; |
| struct r100_cs_track *track; |
| unsigned idx; |
| volatile uint32_t *ib; |
| int r; |
| |
| ib = p->ib.ptr; |
| idx = pkt->idx + 1; |
| track = (struct r100_cs_track *)p->track; |
| switch (pkt->opcode) { |
| case PACKET3_3D_LOAD_VBPNTR: |
| r = r100_packet3_load_vbpntr(p, pkt, idx); |
| if (r) |
| return r; |
| break; |
| case PACKET3_INDX_BUFFER: |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| ib[idx+1] = radeon_get_ib_value(p, idx+1) + ((u32)reloc->lobj.gpu_offset); |
| r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj); |
| if (r) { |
| return r; |
| } |
| break; |
| case 0x23: |
| /* 3D_RNDR_GEN_INDX_PRIM on r100/r200 */ |
| r = radeon_cs_packet_next_reloc(p, &reloc, 0); |
| if (r) { |
| DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode); |
| radeon_cs_dump_packet(p, pkt); |
| return r; |
| } |
| ib[idx] = radeon_get_ib_value(p, idx) + ((u32)reloc->lobj.gpu_offset); |
| track->num_arrays = 1; |
| track->vtx_size = r100_get_vtx_size(radeon_get_ib_value(p, idx + 2)); |
| |
| track->arrays[0].robj = reloc->robj; |
| track->arrays[0].esize = track->vtx_size; |
| |
| track->max_indx = radeon_get_ib_value(p, idx+1); |
| |
| track->vap_vf_cntl = radeon_get_ib_value(p, idx+3); |
| track->immd_dwords = pkt->count - 1; |
| r = r100_cs_track_check(p->rdev, track); |
| if (r) |
| return r; |
| break; |
| case PACKET3_3D_DRAW_IMMD: |
| if (((radeon_get_ib_value(p, idx + 1) >> 4) & 0x3) != 3) { |
| DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); |
| return -EINVAL; |
| } |
| track->vtx_size = r100_get_vtx_size(radeon_get_ib_value(p, idx + 0)); |
| track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); |
| track->immd_dwords = pkt->count - 1; |
| r = r100_cs_track_check(p->rdev, track); |
| if (r) |
| return r; |
| break; |
| /* triggers drawing using in-packet vertex data */ |
| case PACKET3_3D_DRAW_IMMD_2: |
| if (((radeon_get_ib_value(p, idx) >> 4) & 0x3) != 3) { |
| DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); |
| return -EINVAL; |
| } |
| track->vap_vf_cntl = radeon_get_ib_value(p, idx); |
| track->immd_dwords = pkt->count; |
| r = r100_cs_track_check(p->rdev, track); |
| if (r) |
| return r; |
| break; |
| /* triggers drawing using in-packet vertex data */ |
| case PACKET3_3D_DRAW_VBUF_2: |
| track->vap_vf_cntl = radeon_get_ib_value(p, idx); |
| r = r100_cs_track_check(p->rdev, track); |
| if (r) |
| return r; |
| break; |
| /* triggers drawing of vertex buffers setup elsewhere */ |
| case PACKET3_3D_DRAW_INDX_2: |
| track->vap_vf_cntl = radeon_get_ib_value(p, idx); |
| r = r100_cs_track_check(p->rdev, track); |
| if (r) |
| return r; |
| break; |
| /* triggers drawing using indices to vertex buffer */ |
| case PACKET3_3D_DRAW_VBUF: |
| track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); |
| r = r100_cs_track_check(p->rdev, track); |
| if (r) |
| return r; |
| break; |
| /* triggers drawing of vertex buffers setup elsewhere */ |
| case PACKET3_3D_DRAW_INDX: |
| track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); |
| r = r100_cs_track_check(p->rdev, track); |
| if (r) |
| return r; |
| break; |
| /* triggers drawing using indices to vertex buffer */ |
| case PACKET3_3D_CLEAR_HIZ: |
| case PACKET3_3D_CLEAR_ZMASK: |
| if (p->rdev->hyperz_filp != p->filp) |
| return -EINVAL; |
| break; |
| case PACKET3_NOP: |
| break; |
| default: |
| DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| int r100_cs_parse(struct radeon_cs_parser *p) |
| { |
| struct radeon_cs_packet pkt; |
| struct r100_cs_track *track; |
| int r; |
| |
| track = kzalloc(sizeof(*track), GFP_KERNEL); |
| if (!track) |
| return -ENOMEM; |
| r100_cs_track_clear(p->rdev, track); |
| p->track = track; |
| do { |
| r = radeon_cs_packet_parse(p, &pkt, p->idx); |
| if (r) { |
| return r; |
| } |
| p->idx += pkt.count + 2; |
| switch (pkt.type) { |
| case RADEON_PACKET_TYPE0: |
| if (p->rdev->family >= CHIP_R200) |
| r = r100_cs_parse_packet0(p, &pkt, |
| p->rdev->config.r100.reg_safe_bm, |
| p->rdev->config.r100.reg_safe_bm_size, |
| &r200_packet0_check); |
| else |
| r = r100_cs_parse_packet0(p, &pkt, |
| p->rdev->config.r100.reg_safe_bm, |
| p->rdev->config.r100.reg_safe_bm_size, |
| &r100_packet0_check); |
| break; |
| case RADEON_PACKET_TYPE2: |
| break; |
| case RADEON_PACKET_TYPE3: |
| r = r100_packet3_check(p, &pkt); |
| break; |
| default: |
| DRM_ERROR("Unknown packet type %d !\n", |
| pkt.type); |
| return -EINVAL; |
| } |
| if (r) |
| return r; |
| } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); |
| return 0; |
| } |
| |
| static void r100_cs_track_texture_print(struct r100_cs_track_texture *t) |
| { |
| DRM_ERROR("pitch %d\n", t->pitch); |
| DRM_ERROR("use_pitch %d\n", t->use_pitch); |
| DRM_ERROR("width %d\n", t->width); |
| DRM_ERROR("width_11 %d\n", t->width_11); |
| DRM_ERROR("height %d\n", t->height); |
| DRM_ERROR("height_11 %d\n", t->height_11); |
| DRM_ERROR("num levels %d\n", t->num_levels); |
| DRM_ERROR("depth %d\n", t->txdepth); |
| DRM_ERROR("bpp %d\n", t->cpp); |
| DRM_ERROR("coordinate type %d\n", t->tex_coord_type); |
| DRM_ERROR("width round to power of 2 %d\n", t->roundup_w); |
| DRM_ERROR("height round to power of 2 %d\n", t->roundup_h); |
| DRM_ERROR("compress format %d\n", t->compress_format); |
| } |
| |
| static int r100_track_compress_size(int compress_format, int w, int h) |
| { |
| int block_width, block_height, block_bytes; |
| int wblocks, hblocks; |
| int min_wblocks; |
| int sz; |
| |
| block_width = 4; |
| block_height = 4; |
| |
| switch (compress_format) { |
| case R100_TRACK_COMP_DXT1: |
| block_bytes = 8; |
| min_wblocks = 4; |
| break; |
| default: |
| case R100_TRACK_COMP_DXT35: |
| block_bytes = 16; |
| min_wblocks = 2; |
| break; |
| } |
| |
| hblocks = (h + block_height - 1) / block_height; |
| wblocks = (w + block_width - 1) / block_width; |
| if (wblocks < min_wblocks) |
| wblocks = min_wblocks; |
| sz = wblocks * hblocks * block_bytes; |
| return sz; |
| } |
| |
| static int r100_cs_track_cube(struct radeon_device *rdev, |
| struct r100_cs_track *track, unsigned idx) |
| { |
| unsigned face, w, h; |
| struct radeon_bo *cube_robj; |
| unsigned long size; |
| unsigned compress_format = track->textures[idx].compress_format; |
| |
| for (face = 0; face < 5; face++) { |
| cube_robj = track->textures[idx].cube_info[face].robj; |
| w = track->textures[idx].cube_info[face].width; |
| h = track->textures[idx].cube_info[face].height; |
| |
| if (compress_format) { |
| size = r100_track_compress_size(compress_format, w, h); |
| } else |
| size = w * h; |
| size *= track->textures[idx].cpp; |
| |
| size += track->textures[idx].cube_info[face].offset; |
| |
| if (size > radeon_bo_size(cube_robj)) { |
| DRM_ERROR("Cube texture offset greater than object size %lu %lu\n", |
| size, radeon_bo_size(cube_robj)); |
| r100_cs_track_texture_print(&track->textures[idx]); |
| return -1; |
| } |
| } |
| return 0; |
| } |
| |
| static int r100_cs_track_texture_check(struct radeon_device *rdev, |
| struct r100_cs_track *track) |
| { |
| struct radeon_bo *robj; |
| unsigned long size; |
| unsigned u, i, w, h, d; |
| int ret; |
| |
| for (u = 0; u < track->num_texture; u++) { |
| if (!track->textures[u].enabled) |
| continue; |
| if (track->textures[u].lookup_disable) |
| continue; |
| robj = track->textures[u].robj; |
| if (robj == NULL) { |
| DRM_ERROR("No texture bound to unit %u\n", u); |
| return -EINVAL; |
| } |
| size = 0; |
| for (i = 0; i <= track->textures[u].num_levels; i++) { |
| if (track->textures[u].use_pitch) { |
| if (rdev->family < CHIP_R300) |
| w = (track->textures[u].pitch / track->textures[u].cpp) / (1 << i); |
| else |
| w = track->textures[u].pitch / (1 << i); |
| } else { |
| w = track->textures[u].width; |
| if (rdev->family >= CHIP_RV515) |
| w |= track->textures[u].width_11; |
| w = w / (1 << i); |
| if (track->textures[u].roundup_w) |
| w = roundup_pow_of_two(w); |
| } |
| h = track->textures[u].height; |
| if (rdev->family >= CHIP_RV515) |
| h |= track->textures[u].height_11; |
| h = h / (1 << i); |
| if (track->textures[u].roundup_h) |
| h = roundup_pow_of_two(h); |
| if (track->textures[u].tex_coord_type == 1) { |
| d = (1 << track->textures[u].txdepth) / (1 << i); |
| if (!d) |
| d = 1; |
| } else { |
| d = 1; |
| } |
| if (track->textures[u].compress_format) { |
| |
| size += r100_track_compress_size(track->textures[u].compress_format, w, h) * d; |
| /* compressed textures are block based */ |
| } else |
| size += w * h * d; |
| } |
| size *= track->textures[u].cpp; |
| |
| switch (track->textures[u].tex_coord_type) { |
| case 0: |
| case 1: |
| break; |
| case 2: |
| if (track->separate_cube) { |
| ret = r100_cs_track_cube(rdev, track, u); |
| if (ret) |
| return ret; |
| } else |
| size *= 6; |
| break; |
| default: |
| DRM_ERROR("Invalid texture coordinate type %u for unit " |
| "%u\n", track->textures[u].tex_coord_type, u); |
| return -EINVAL; |
| } |
| if (size > radeon_bo_size(robj)) { |
| DRM_ERROR("Texture of unit %u needs %lu bytes but is " |
| "%lu\n", u, size, radeon_bo_size(robj)); |
| r100_cs_track_texture_print(&track->textures[u]); |
| return -EINVAL; |
| } |
| } |
| return 0; |
| } |
| |
| int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track) |
| { |
| unsigned i; |
| unsigned long size; |
| unsigned prim_walk; |
| unsigned nverts; |
| unsigned num_cb = track->cb_dirty ? track->num_cb : 0; |
| |
| if (num_cb && !track->zb_cb_clear && !track->color_channel_mask && |
| !track->blend_read_enable) |
| num_cb = 0; |
| |
| for (i = 0; i < num_cb; i++) { |
| if (track->cb[i].robj == NULL) { |
| DRM_ERROR("[drm] No buffer for color buffer %d !\n", i); |
| return -EINVAL; |
| } |
| size = track->cb[i].pitch * track->cb[i].cpp * track->maxy; |
| size += track->cb[i].offset; |
| if (size > radeon_bo_size(track->cb[i].robj)) { |
| DRM_ERROR("[drm] Buffer too small for color buffer %d " |
| "(need %lu have %lu) !\n", i, size, |
| radeon_bo_size(track->cb[i].robj)); |
| DRM_ERROR("[drm] color buffer %d (%u %u %u %u)\n", |
| i, track->cb[i].pitch, track->cb[i].cpp, |
| track->cb[i].offset, track->maxy); |
| return -EINVAL; |
| } |
| } |
| track->cb_dirty = false; |
| |
| if (track->zb_dirty && track->z_enabled) { |
| if (track->zb.robj == NULL) { |
| DRM_ERROR("[drm] No buffer for z buffer !\n"); |
| return -EINVAL; |
| } |
| size = track->zb.pitch * track->zb.cpp * track->maxy; |
| size += track->zb.offset; |
| if (size > radeon_bo_size(track->zb.robj)) { |
| DRM_ERROR("[drm] Buffer too small for z buffer " |
| "(need %lu have %lu) !\n", size, |
| radeon_bo_size(track->zb.robj)); |
| DRM_ERROR("[drm] zbuffer (%u %u %u %u)\n", |
| track->zb.pitch, track->zb.cpp, |
| track->zb.offset, track->maxy); |
| return -EINVAL; |
| } |
| } |
| track->zb_dirty = false; |
| |
| if (track->aa_dirty && track->aaresolve) { |
| if (track->aa.robj == NULL) { |
| DRM_ERROR("[drm] No buffer for AA resolve buffer %d !\n", i); |
| return -EINVAL; |
| } |
| /* I believe the format comes from colorbuffer0. */ |
| size = track->aa.pitch * track->cb[0].cpp * track->maxy; |
| size += track->aa.offset; |
| if (size > radeon_bo_size(track->aa.robj)) { |
| DRM_ERROR("[drm] Buffer too small for AA resolve buffer %d " |
| "(need %lu have %lu) !\n", i, size, |
| radeon_bo_size(track->aa.robj)); |
| DRM_ERROR("[drm] AA resolve buffer %d (%u %u %u %u)\n", |
| i, track->aa.pitch, track->cb[0].cpp, |
| track->aa.offset, track->maxy); |
| return -EINVAL; |
| } |
| } |
| track->aa_dirty = false; |
| |
| prim_walk = (track->vap_vf_cntl >> 4) & 0x3; |
| if (track->vap_vf_cntl & (1 << 14)) { |
| nverts = track->vap_alt_nverts; |
| } else { |
| nverts = (track->vap_vf_cntl >> 16) & 0xFFFF; |
| } |
| switch (prim_walk) { |
| case 1: |
| for (i = 0; i < track->num_arrays; i++) { |
| size = track->arrays[i].esize * track->max_indx * 4; |
| if (track->arrays[i].robj == NULL) { |
| DRM_ERROR("(PW %u) Vertex array %u no buffer " |
| "bound\n", prim_walk, i); |
| return -EINVAL; |
| } |
| if (size > radeon_bo_size(track->arrays[i].robj)) { |
| dev_err(rdev->dev, "(PW %u) Vertex array %u " |
| "need %lu dwords have %lu dwords\n", |
| prim_walk, i, size >> 2, |
| radeon_bo_size(track->arrays[i].robj) |
| >> 2); |
| DRM_ERROR("Max indices %u\n", track->max_indx); |
| return -EINVAL; |
| } |
| } |
| break; |
| case 2: |
| for (i = 0; i < track->num_arrays; i++) { |
| size = track->arrays[i].esize * (nverts - 1) * 4; |
| if (track->arrays[i].robj == NULL) { |
| DRM_ERROR("(PW %u) Vertex array %u no buffer " |
| "bound\n", prim_walk, i); |
| return -EINVAL; |
| } |
| if (size > radeon_bo_size(track->arrays[i].robj)) { |
| dev_err(rdev->dev, "(PW %u) Vertex array %u " |
| "need %lu dwords have %lu dwords\n", |
| prim_walk, i, size >> 2, |
| radeon_bo_size(track->arrays[i].robj) |
| >> 2); |
| return -EINVAL; |
| } |
| } |
| break; |
| case 3: |
| size = track->vtx_size * nverts; |
| if (size != track->immd_dwords) { |
| DRM_ERROR("IMMD draw %u dwors but needs %lu dwords\n", |
| track->immd_dwords, size); |
| DRM_ERROR("VAP_VF_CNTL.NUM_VERTICES %u, VTX_SIZE %u\n", |
| nverts, track->vtx_size); |
| return -EINVAL; |
| } |
| break; |
| default: |
| DRM_ERROR("[drm] Invalid primitive walk %d for VAP_VF_CNTL\n", |
| prim_walk); |
| return -EINVAL; |
| } |
| |
| if (track->tex_dirty) { |
| track->tex_dirty = false; |
| return r100_cs_track_texture_check(rdev, track); |
| } |
| return 0; |
| } |
| |
| void r100_cs_track_clear(struct radeon_device *rdev, struct r100_cs_track *track) |
| { |
| unsigned i, face; |
| |
| track->cb_dirty = true; |
| track->zb_dirty = true; |
| track->tex_dirty = true; |
| track->aa_dirty = true; |
| |
| if (rdev->family < CHIP_R300) { |
| track->num_cb = 1; |
| if (rdev->family <= CHIP_RS200) |
| track->num_texture = 3; |
| else |
| track->num_texture = 6; |
| track->maxy = 2048; |
| track->separate_cube = 1; |
| } else { |
| track->num_cb = 4; |
| track->num_texture = 16; |
| track->maxy = 4096; |
| track->separate_cube = 0; |
| track->aaresolve = false; |
| track->aa.robj = NULL; |
| } |
| |
| for (i = 0; i < track->num_cb; i++) { |
| track->cb[i].robj = NULL; |
| track->cb[i].pitch = 8192; |
| track->cb[i].cpp = 16; |
| track->cb[i].offset = 0; |
| } |
| track->z_enabled = true; |
| track->zb.robj = NULL; |
| track->zb.pitch = 8192; |
| track->zb.cpp = 4; |
| track->zb.offset = 0; |
| track->vtx_size = 0x7F; |
| track->immd_dwords = 0xFFFFFFFFUL; |
| track->num_arrays = 11; |
| track->max_indx = 0x00FFFFFFUL; |
| for (i = 0; i < track->num_arrays; i++) { |
| track->arrays[i].robj = NULL; |
| track->arrays[i].esize = 0x7F; |
| } |
| for (i = 0; i < track->num_texture; i++) { |
| track->textures[i].compress_format = R100_TRACK_COMP_NONE; |
| track->textures[i].pitch = 16536; |
| track->textures[i].width = 16536; |
| track->textures[i].height = 16536; |
| track->textures[i].width_11 = 1 << 11; |
| track->textures[i].height_11 = 1 << 11; |
| track->textures[i].num_levels = 12; |
| if (rdev->family <= CHIP_RS200) { |
| track->textures[i].tex_coord_type = 0; |
| track->textures[i].txdepth = 0; |
| } else { |
| track->textures[i].txdepth = 16; |
| track->textures[i].tex_coord_type = 1; |
| } |
| track->textures[i].cpp = 64; |
| track->textures[i].robj = NULL; |
| /* CS IB emission code makes sure texture unit are disabled */ |
| track->textures[i].enabled = false; |
| track->textures[i].lookup_disable = false; |
| track->textures[i].roundup_w = true; |
| track->textures[i].roundup_h = true; |
| if (track->separate_cube) |
| for (face = 0; face < 5; face++) { |
| track->textures[i].cube_info[face].robj = NULL; |
| track->textures[i].cube_info[face].width = 16536; |
| track->textures[i].cube_info[face].height = 16536; |
| track->textures[i].cube_info[face].offset = 0; |
| } |
| } |
| } |
| |
| /* |
| * Global GPU functions |
| */ |
| static void r100_errata(struct radeon_device *rdev) |
| { |
| rdev->pll_errata = 0; |
| |
| if (rdev->family == CHIP_RV200 || rdev->family == CHIP_RS200) { |
| rdev->pll_errata |= CHIP_ERRATA_PLL_DUMMYREADS; |
| } |
| |
| if (rdev->family == CHIP_RV100 || |
| rdev->family == CHIP_RS100 || |
| rdev->family == CHIP_RS200) { |
| rdev->pll_errata |= CHIP_ERRATA_PLL_DELAY; |
| } |
| } |
| |
| static int r100_rbbm_fifo_wait_for_entry(struct radeon_device *rdev, unsigned n) |
| { |
| unsigned i; |
| uint32_t tmp; |
| |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| tmp = RREG32(RADEON_RBBM_STATUS) & RADEON_RBBM_FIFOCNT_MASK; |
| if (tmp >= n) { |
| return 0; |
| } |
| DRM_UDELAY(1); |
| } |
| return -1; |
| } |
| |
| int r100_gui_wait_for_idle(struct radeon_device *rdev) |
| { |
| unsigned i; |
| uint32_t tmp; |
| |
| if (r100_rbbm_fifo_wait_for_entry(rdev, 64)) { |
| printk(KERN_WARNING "radeon: wait for empty RBBM fifo failed !" |
| " Bad things might happen.\n"); |
| } |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| tmp = RREG32(RADEON_RBBM_STATUS); |
| if (!(tmp & RADEON_RBBM_ACTIVE)) { |
| return 0; |
| } |
| DRM_UDELAY(1); |
| } |
| return -1; |
| } |
| |
| int r100_mc_wait_for_idle(struct radeon_device *rdev) |
| { |
| unsigned i; |
| uint32_t tmp; |
| |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| /* read MC_STATUS */ |
| tmp = RREG32(RADEON_MC_STATUS); |
| if (tmp & RADEON_MC_IDLE) { |
| return 0; |
| } |
| DRM_UDELAY(1); |
| } |
| return -1; |
| } |
| |
| bool r100_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) |
| { |
| u32 rbbm_status; |
| |
| rbbm_status = RREG32(R_000E40_RBBM_STATUS); |
| if (!G_000E40_GUI_ACTIVE(rbbm_status)) { |
| radeon_ring_lockup_update(ring); |
| return false; |
| } |
| /* force CP activities */ |
| radeon_ring_force_activity(rdev, ring); |
| return radeon_ring_test_lockup(rdev, ring); |
| } |
| |
| /* required on r1xx, r2xx, r300, r(v)350, r420/r481, rs400/rs480 */ |
| void r100_enable_bm(struct radeon_device *rdev) |
| { |
| uint32_t tmp; |
| /* Enable bus mastering */ |
| tmp = RREG32(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS; |
| WREG32(RADEON_BUS_CNTL, tmp); |
| } |
| |
| void r100_bm_disable(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| |
| /* disable bus mastering */ |
| tmp = RREG32(R_000030_BUS_CNTL); |
| WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000044); |
| mdelay(1); |
| WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000042); |
| mdelay(1); |
| WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000040); |
| tmp = RREG32(RADEON_BUS_CNTL); |
| mdelay(1); |
| pci_clear_master(rdev->pdev); |
| mdelay(1); |
| } |
| |
| int r100_asic_reset(struct radeon_device *rdev) |
| { |
| struct r100_mc_save save; |
| u32 status, tmp; |
| int ret = 0; |
| |
| status = RREG32(R_000E40_RBBM_STATUS); |
| if (!G_000E40_GUI_ACTIVE(status)) { |
| return 0; |
| } |
| r100_mc_stop(rdev, &save); |
| status = RREG32(R_000E40_RBBM_STATUS); |
| dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); |
| /* stop CP */ |
| WREG32(RADEON_CP_CSQ_CNTL, 0); |
| tmp = RREG32(RADEON_CP_RB_CNTL); |
| WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA); |
| WREG32(RADEON_CP_RB_RPTR_WR, 0); |
| WREG32(RADEON_CP_RB_WPTR, 0); |
| WREG32(RADEON_CP_RB_CNTL, tmp); |
| /* save PCI state */ |
| pci_save_state(rdev->pdev); |
| /* disable bus mastering */ |
| r100_bm_disable(rdev); |
| WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_SE(1) | |
| S_0000F0_SOFT_RESET_RE(1) | |
| S_0000F0_SOFT_RESET_PP(1) | |
| S_0000F0_SOFT_RESET_RB(1)); |
| RREG32(R_0000F0_RBBM_SOFT_RESET); |
| mdelay(500); |
| WREG32(R_0000F0_RBBM_SOFT_RESET, 0); |
| mdelay(1); |
| status = RREG32(R_000E40_RBBM_STATUS); |
| dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); |
| /* reset CP */ |
| WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_CP(1)); |
| RREG32(R_0000F0_RBBM_SOFT_RESET); |
| mdelay(500); |
| WREG32(R_0000F0_RBBM_SOFT_RESET, 0); |
| mdelay(1); |
| status = RREG32(R_000E40_RBBM_STATUS); |
| dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); |
| /* restore PCI & busmastering */ |
| pci_restore_state(rdev->pdev); |
| r100_enable_bm(rdev); |
| /* Check if GPU is idle */ |
| if (G_000E40_SE_BUSY(status) || G_000E40_RE_BUSY(status) || |
| G_000E40_TAM_BUSY(status) || G_000E40_PB_BUSY(status)) { |
| dev_err(rdev->dev, "failed to reset GPU\n"); |
| ret = -1; |
| } else |
| dev_info(rdev->dev, "GPU reset succeed\n"); |
| r100_mc_resume(rdev, &save); |
| return ret; |
| } |
| |
| void r100_set_common_regs(struct radeon_device *rdev) |
| { |
| struct drm_device *dev = rdev->ddev; |
| bool force_dac2 = false; |
| u32 tmp; |
| |
| /* set these so they don't interfere with anything */ |
| WREG32(RADEON_OV0_SCALE_CNTL, 0); |
| WREG32(RADEON_SUBPIC_CNTL, 0); |
| WREG32(RADEON_VIPH_CONTROL, 0); |
| WREG32(RADEON_I2C_CNTL_1, 0); |
| WREG32(RADEON_DVI_I2C_CNTL_1, 0); |
| WREG32(RADEON_CAP0_TRIG_CNTL, 0); |
| WREG32(RADEON_CAP1_TRIG_CNTL, 0); |
| |
| /* always set up dac2 on rn50 and some rv100 as lots |
| * of servers seem to wire it up to a VGA port but |
| * don't report it in the bios connector |
| * table. |
| */ |
| switch (dev->pdev->device) { |
| /* RN50 */ |
| case 0x515e: |
| case 0x5969: |
| force_dac2 = true; |
| break; |
| /* RV100*/ |
| case 0x5159: |
| case 0x515a: |
| /* DELL triple head servers */ |
| if ((dev->pdev->subsystem_vendor == 0x1028 /* DELL */) && |
| ((dev->pdev->subsystem_device == 0x016c) || |
| (dev->pdev->subsystem_device == 0x016d) || |
| (dev->pdev->subsystem_device == 0x016e) || |
| (dev->pdev->subsystem_device == 0x016f) || |
| (dev->pdev->subsystem_device == 0x0170) || |
| (dev->pdev->subsystem_device == 0x017d) || |
| (dev->pdev->subsystem_device == 0x017e) || |
| (dev->pdev->subsystem_device == 0x0183) || |
| (dev->pdev->subsystem_device == 0x018a) || |
| (dev->pdev->subsystem_device == 0x019a))) |
| force_dac2 = true; |
| break; |
| } |
| |
| if (force_dac2) { |
| u32 disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG); |
| u32 tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); |
| u32 dac2_cntl = RREG32(RADEON_DAC_CNTL2); |
| |
| /* For CRT on DAC2, don't turn it on if BIOS didn't |
| enable it, even it's detected. |
| */ |
| |
| /* force it to crtc0 */ |
| dac2_cntl &= ~RADEON_DAC2_DAC_CLK_SEL; |
| dac2_cntl |= RADEON_DAC2_DAC2_CLK_SEL; |
| disp_hw_debug |= RADEON_CRT2_DISP1_SEL; |
| |
| /* set up the TV DAC */ |
| tv_dac_cntl &= ~(RADEON_TV_DAC_PEDESTAL | |
| RADEON_TV_DAC_STD_MASK | |
| RADEON_TV_DAC_RDACPD | |
| RADEON_TV_DAC_GDACPD | |
| RADEON_TV_DAC_BDACPD | |
| RADEON_TV_DAC_BGADJ_MASK | |
| RADEON_TV_DAC_DACADJ_MASK); |
| tv_dac_cntl |= (RADEON_TV_DAC_NBLANK | |
| RADEON_TV_DAC_NHOLD | |
| RADEON_TV_DAC_STD_PS2 | |
| (0x58 << 16)); |
| |
| WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); |
| WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug); |
| WREG32(RADEON_DAC_CNTL2, dac2_cntl); |
| } |
| |
| /* switch PM block to ACPI mode */ |
| tmp = RREG32_PLL(RADEON_PLL_PWRMGT_CNTL); |
| tmp &= ~RADEON_PM_MODE_SEL; |
| WREG32_PLL(RADEON_PLL_PWRMGT_CNTL, tmp); |
| |
| } |
| |
| /* |
| * VRAM info |
| */ |
| static void r100_vram_get_type(struct radeon_device *rdev) |
| { |
| uint32_t tmp; |
| |
| rdev->mc.vram_is_ddr = false; |
| if (rdev->flags & RADEON_IS_IGP) |
| rdev->mc.vram_is_ddr = true; |
| else if (RREG32(RADEON_MEM_SDRAM_MODE_REG) & RADEON_MEM_CFG_TYPE_DDR) |
| rdev->mc.vram_is_ddr = true; |
| if ((rdev->family == CHIP_RV100) || |
| (rdev->family == CHIP_RS100) || |
| (rdev->family == CHIP_RS200)) { |
| tmp = RREG32(RADEON_MEM_CNTL); |
| if (tmp & RV100_HALF_MODE) { |
| rdev->mc.vram_width = 32; |
| } else { |
| rdev->mc.vram_width = 64; |
| } |
| if (rdev->flags & RADEON_SINGLE_CRTC) { |
| rdev->mc.vram_width /= 4; |
| rdev->mc.vram_is_ddr = true; |
| } |
| } else if (rdev->family <= CHIP_RV280) { |
| tmp = RREG32(RADEON_MEM_CNTL); |
| if (tmp & RADEON_MEM_NUM_CHANNELS_MASK) { |
| rdev->mc.vram_width = 128; |
| } else { |
| rdev->mc.vram_width = 64; |
| } |
| } else { |
| /* newer IGPs */ |
| rdev->mc.vram_width = 128; |
| } |
| } |
| |
| static u32 r100_get_accessible_vram(struct radeon_device *rdev) |
| { |
| u32 aper_size; |
| u8 byte; |
| |
| aper_size = RREG32(RADEON_CONFIG_APER_SIZE); |
| |
| /* Set HDP_APER_CNTL only on cards that are known not to be broken, |
| * that is has the 2nd generation multifunction PCI interface |
| */ |
| if (rdev->family == CHIP_RV280 || |
| rdev->family >= CHIP_RV350) { |
| WREG32_P(RADEON_HOST_PATH_CNTL, RADEON_HDP_APER_CNTL, |
| ~RADEON_HDP_APER_CNTL); |
| DRM_INFO("Generation 2 PCI interface, using max accessible memory\n"); |
| return aper_size * 2; |
| } |
| |
| /* Older cards have all sorts of funny issues to deal with. First |
| * check if it's a multifunction card by reading the PCI config |
| * header type... Limit those to one aperture size |
| */ |
| pci_read_config_byte(rdev->pdev, 0xe, &byte); |
| if (byte & 0x80) { |
| DRM_INFO("Generation 1 PCI interface in multifunction mode\n"); |
| DRM_INFO("Limiting VRAM to one aperture\n"); |
| return aper_size; |
| } |
| |
| /* Single function older card. We read HDP_APER_CNTL to see how the BIOS |
| * have set it up. We don't write this as it's broken on some ASICs but |
| * we expect the BIOS to have done the right thing (might be too optimistic...) |
| */ |
| if (RREG32(RADEON_HOST_PATH_CNTL) & RADEON_HDP_APER_CNTL) |
| return aper_size * 2; |
| return aper_size; |
| } |
| |
| void r100_vram_init_sizes(struct radeon_device *rdev) |
| { |
| u64 config_aper_size; |
| |
| /* work out accessible VRAM */ |
| rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0); |
| rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0); |
| rdev->mc.visible_vram_size = r100_get_accessible_vram(rdev); |
| /* FIXME we don't use the second aperture yet when we could use it */ |
| if (rdev->mc.visible_vram_size > rdev->mc.aper_size) |
| rdev->mc.visible_vram_size = rdev->mc.aper_size; |
| config_aper_size = RREG32(RADEON_CONFIG_APER_SIZE); |
| if (rdev->flags & RADEON_IS_IGP) { |
| uint32_t tom; |
| /* read NB_TOM to get the amount of ram stolen for the GPU */ |
| tom = RREG32(RADEON_NB_TOM); |
| rdev->mc.real_vram_size = (((tom >> 16) - (tom & 0xffff) + 1) << 16); |
| WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size); |
| rdev->mc.mc_vram_size = rdev->mc.real_vram_size; |
| } else { |
| rdev->mc.real_vram_size = RREG32(RADEON_CONFIG_MEMSIZE); |
| /* Some production boards of m6 will report 0 |
| * if it's 8 MB |
| */ |
| if (rdev->mc.real_vram_size == 0) { |
| rdev->mc.real_vram_size = 8192 * 1024; |
| WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size); |
| } |
| /* Fix for RN50, M6, M7 with 8/16/32(??) MBs of VRAM - |
| * Novell bug 204882 + along with lots of ubuntu ones |
| */ |
| if (rdev->mc.aper_size > config_aper_size) |
| config_aper_size = rdev->mc.aper_size; |
| |
| if (config_aper_size > rdev->mc.real_vram_size) |
| rdev->mc.mc_vram_size = config_aper_size; |
| else |
| rdev->mc.mc_vram_size = rdev->mc.real_vram_size; |
| } |
| } |
| |
| void r100_vga_set_state(struct radeon_device *rdev, bool state) |
| { |
| uint32_t temp; |
| |
| temp = RREG32(RADEON_CONFIG_CNTL); |
| if (state == false) { |
| temp &= ~RADEON_CFG_VGA_RAM_EN; |
| temp |= RADEON_CFG_VGA_IO_DIS; |
| } else { |
| temp &= ~RADEON_CFG_VGA_IO_DIS; |
| } |
| WREG32(RADEON_CONFIG_CNTL, temp); |
| } |
| |
| static void r100_mc_init(struct radeon_device *rdev) |
| { |
| u64 base; |
| |
| r100_vram_get_type(rdev); |
| r100_vram_init_sizes(rdev); |
| base = rdev->mc.aper_base; |
| if (rdev->flags & RADEON_IS_IGP) |
| base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16; |
| radeon_vram_location(rdev, &rdev->mc, base); |
| rdev->mc.gtt_base_align = 0; |
| if (!(rdev->flags & RADEON_IS_AGP)) |
| radeon_gtt_location(rdev, &rdev->mc); |
| radeon_update_bandwidth_info(rdev); |
| } |
| |
| |
| /* |
| * Indirect registers accessor |
| */ |
| void r100_pll_errata_after_index(struct radeon_device *rdev) |
| { |
| if (rdev->pll_errata & CHIP_ERRATA_PLL_DUMMYREADS) { |
| (void)RREG32(RADEON_CLOCK_CNTL_DATA); |
| (void)RREG32(RADEON_CRTC_GEN_CNTL); |
| } |
| } |
| |
| static void r100_pll_errata_after_data(struct radeon_device *rdev) |
| { |
| /* This workarounds is necessary on RV100, RS100 and RS200 chips |
| * or the chip could hang on a subsequent access |
| */ |
| if (rdev->pll_errata & CHIP_ERRATA_PLL_DELAY) { |
| mdelay(5); |
| } |
| |
| /* This function is required to workaround a hardware bug in some (all?) |
| * revisions of the R300. This workaround should be called after every |
| * CLOCK_CNTL_INDEX register access. If not, register reads afterward |
| * may not be correct. |
| */ |
| if (rdev->pll_errata & CHIP_ERRATA_R300_CG) { |
| uint32_t save, tmp; |
| |
| save = RREG32(RADEON_CLOCK_CNTL_INDEX); |
| tmp = save & ~(0x3f | RADEON_PLL_WR_EN); |
| WREG32(RADEON_CLOCK_CNTL_INDEX, tmp); |
| tmp = RREG32(RADEON_CLOCK_CNTL_DATA); |
| WREG32(RADEON_CLOCK_CNTL_INDEX, save); |
| } |
| } |
| |
| uint32_t r100_pll_rreg(struct radeon_device *rdev, uint32_t reg) |
| { |
| unsigned long flags; |
| uint32_t data; |
| |
| spin_lock_irqsave(&rdev->pll_idx_lock, flags); |
| WREG8(RADEON_CLOCK_CNTL_INDEX, reg & 0x3f); |
| r100_pll_errata_after_index(rdev); |
| data = RREG32(RADEON_CLOCK_CNTL_DATA); |
| r100_pll_errata_after_data(rdev); |
| spin_unlock_irqrestore(&rdev->pll_idx_lock, flags); |
| return data; |
| } |
| |
| void r100_pll_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) |
| { |
| unsigned long flags; |
| |
| spin_lock_irqsave(&rdev->pll_idx_lock, flags); |
| WREG8(RADEON_CLOCK_CNTL_INDEX, ((reg & 0x3f) | RADEON_PLL_WR_EN)); |
| r100_pll_errata_after_index(rdev); |
| WREG32(RADEON_CLOCK_CNTL_DATA, v); |
| r100_pll_errata_after_data(rdev); |
| spin_unlock_irqrestore(&rdev->pll_idx_lock, flags); |
| } |
| |
| static void r100_set_safe_registers(struct radeon_device *rdev) |
| { |
| if (ASIC_IS_RN50(rdev)) { |
| rdev->config.r100.reg_safe_bm = rn50_reg_safe_bm; |
| rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(rn50_reg_safe_bm); |
| } else if (rdev->family < CHIP_R200) { |
| rdev->config.r100.reg_safe_bm = r100_reg_safe_bm; |
| rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(r100_reg_safe_bm); |
| } else { |
| r200_set_safe_registers(rdev); |
| } |
| } |
| |
| /* |
| * Debugfs info |
| */ |
| #if defined(CONFIG_DEBUG_FS) |
| static int r100_debugfs_rbbm_info(struct seq_file *m, void *data) |
| { |
| struct drm_info_node *node = (struct drm_info_node *) m->private; |
| struct drm_device *dev = node->minor->dev; |
| struct radeon_device *rdev = dev->dev_private; |
| uint32_t reg, value; |
| unsigned i; |
| |
| seq_printf(m, "RBBM_STATUS 0x%08x\n", RREG32(RADEON_RBBM_STATUS)); |
| seq_printf(m, "RBBM_CMDFIFO_STAT 0x%08x\n", RREG32(0xE7C)); |
| seq_printf(m, "CP_STAT 0x%08x\n", RREG32(RADEON_CP_STAT)); |
| for (i = 0; i < 64; i++) { |
| WREG32(RADEON_RBBM_CMDFIFO_ADDR, i | 0x100); |
| reg = (RREG32(RADEON_RBBM_CMDFIFO_DATA) - 1) >> 2; |
| WREG32(RADEON_RBBM_CMDFIFO_ADDR, i); |
| value = RREG32(RADEON_RBBM_CMDFIFO_DATA); |
| seq_printf(m, "[0x%03X] 0x%04X=0x%08X\n", i, reg, value); |
| } |
| return 0; |
| } |
| |
| static int r100_debugfs_cp_ring_info(struct seq_file *m, void *data) |
| { |
| struct drm_info_node *node = (struct drm_info_node *) m->private; |
| struct drm_device *dev = node->minor->dev; |
| struct radeon_device *rdev = dev->dev_private; |
| struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; |
| uint32_t rdp, wdp; |
| unsigned count, i, j; |
| |
| radeon_ring_free_size(rdev, ring); |
| rdp = RREG32(RADEON_CP_RB_RPTR); |
| wdp = RREG32(RADEON_CP_RB_WPTR); |
| count = (rdp + ring->ring_size - wdp) & ring->ptr_mask; |
| seq_printf(m, "CP_STAT 0x%08x\n", RREG32(RADEON_CP_STAT)); |
| seq_printf(m, "CP_RB_WPTR 0x%08x\n", wdp); |
| seq_printf(m, "CP_RB_RPTR 0x%08x\n", rdp); |
| seq_printf(m, "%u free dwords in ring\n", ring->ring_free_dw); |
| seq_printf(m, "%u dwords in ring\n", count); |
| if (ring->ready) { |
| for (j = 0; j <= count; j++) { |
| i = (rdp + j) & ring->ptr_mask; |
| seq_printf(m, "r[%04d]=0x%08x\n", i, ring->ring[i]); |
| } |
| } |
| return 0; |
| } |
| |
| |
| static int r100_debugfs_cp_csq_fifo(struct seq_file *m, void *data) |
| { |
| struct drm_info_node *node = (struct drm_info_node *) m->private; |
| struct drm_device *dev = node->minor->dev; |
| struct radeon_device *rdev = dev->dev_private; |
| uint32_t csq_stat, csq2_stat, tmp; |
| unsigned r_rptr, r_wptr, ib1_rptr, ib1_wptr, ib2_rptr, ib2_wptr; |
| unsigned i; |
| |
| seq_printf(m, "CP_STAT 0x%08x\n", RREG32(RADEON_CP_STAT)); |
| seq_printf(m, "CP_CSQ_MODE 0x%08x\n", RREG32(RADEON_CP_CSQ_MODE)); |
| csq_stat = RREG32(RADEON_CP_CSQ_STAT); |
| csq2_stat = RREG32(RADEON_CP_CSQ2_STAT); |
| r_rptr = (csq_stat >> 0) & 0x3ff; |
| r_wptr = (csq_stat >> 10) & 0x3ff; |
| ib1_rptr = (csq_stat >> 20) & 0x3ff; |
| ib1_wptr = (csq2_stat >> 0) & 0x3ff; |
| ib2_rptr = (csq2_stat >> 10) & 0x3ff; |
| ib2_wptr = (csq2_stat >> 20) & 0x3ff; |
| seq_printf(m, "CP_CSQ_STAT 0x%08x\n", csq_stat); |
| seq_printf(m, "CP_CSQ2_STAT 0x%08x\n", csq2_stat); |
| seq_printf(m, "Ring rptr %u\n", r_rptr); |
| seq_printf(m, "Ring wptr %u\n", r_wptr); |
| seq_printf(m, "Indirect1 rptr %u\n", ib1_rptr); |
| seq_printf(m, "Indirect1 wptr %u\n", ib1_wptr); |
| seq_printf(m, "Indirect2 rptr %u\n", ib2_rptr); |
| seq_printf(m, "Indirect2 wptr %u\n", ib2_wptr); |
| /* FIXME: 0, 128, 640 depends on fifo setup see cp_init_kms |
| * 128 = indirect1_start * 8 & 640 = indirect2_start * 8 */ |
| seq_printf(m, "Ring fifo:\n"); |
| for (i = 0; i < 256; i++) { |
| WREG32(RADEON_CP_CSQ_ADDR, i << 2); |
| tmp = RREG32(RADEON_CP_CSQ_DATA); |
| seq_printf(m, "rfifo[%04d]=0x%08X\n", i, tmp); |
| } |
| seq_printf(m, "Indirect1 fifo:\n"); |
| for (i = 256; i <= 512; i++) { |
| WREG32(RADEON_CP_CSQ_ADDR, i << 2); |
| tmp = RREG32(RADEON_CP_CSQ_DATA); |
| seq_printf(m, "ib1fifo[%04d]=0x%08X\n", i, tmp); |
| } |
| seq_printf(m, "Indirect2 fifo:\n"); |
| for (i = 640; i < ib1_wptr; i++) { |
| WREG32(RADEON_CP_CSQ_ADDR, i << 2); |
| tmp = RREG32(RADEON_CP_CSQ_DATA); |
| seq_printf(m, "ib2fifo[%04d]=0x%08X\n", i, tmp); |
| } |
| return 0; |
| } |
| |
| static int r100_debugfs_mc_info(struct seq_file *m, void *data) |
| { |
| struct drm_info_node *node = (struct drm_info_node *) m->private; |
| struct drm_device *dev = node->minor->dev; |
| struct radeon_device *rdev = dev->dev_private; |
| uint32_t tmp; |
| |
| tmp = RREG32(RADEON_CONFIG_MEMSIZE); |
| seq_printf(m, "CONFIG_MEMSIZE 0x%08x\n", tmp); |
| tmp = RREG32(RADEON_MC_FB_LOCATION); |
| seq_printf(m, "MC_FB_LOCATION 0x%08x\n", tmp); |
| tmp = RREG32(RADEON_BUS_CNTL); |
| seq_printf(m, "BUS_CNTL 0x%08x\n", tmp); |
| tmp = RREG32(RADEON_MC_AGP_LOCATION); |
| seq_printf(m, "MC_AGP_LOCATION 0x%08x\n", tmp); |
| tmp = RREG32(RADEON_AGP_BASE); |
| seq_printf(m, "AGP_BASE 0x%08x\n", tmp); |
| tmp = RREG32(RADEON_HOST_PATH_CNTL); |
| seq_printf(m, "HOST_PATH_CNTL 0x%08x\n", tmp); |
| tmp = RREG32(0x01D0); |
| seq_printf(m, "AIC_CTRL 0x%08x\n", tmp); |
| tmp = RREG32(RADEON_AIC_LO_ADDR); |
| seq_printf(m, "AIC_LO_ADDR 0x%08x\n", tmp); |
| tmp = RREG32(RADEON_AIC_HI_ADDR); |
| seq_printf(m, "AIC_HI_ADDR 0x%08x\n", tmp); |
| tmp = RREG32(0x01E4); |
| seq_printf(m, "AIC_TLB_ADDR 0x%08x\n", tmp); |
| return 0; |
| } |
| |
| static struct drm_info_list r100_debugfs_rbbm_list[] = { |
| {"r100_rbbm_info", r100_debugfs_rbbm_info, 0, NULL}, |
| }; |
| |
| static struct drm_info_list r100_debugfs_cp_list[] = { |
| {"r100_cp_ring_info", r100_debugfs_cp_ring_info, 0, NULL}, |
| {"r100_cp_csq_fifo", r100_debugfs_cp_csq_fifo, 0, NULL}, |
| }; |
| |
| static struct drm_info_list r100_debugfs_mc_info_list[] = { |
| {"r100_mc_info", r100_debugfs_mc_info, 0, NULL}, |
| }; |
| #endif |
| |
| int r100_debugfs_rbbm_init(struct radeon_device *rdev) |
| { |
| #if defined(CONFIG_DEBUG_FS) |
| return radeon_debugfs_add_files(rdev, r100_debugfs_rbbm_list, 1); |
| #else |
| return 0; |
| #endif |
| } |
| |
| int r100_debugfs_cp_init(struct radeon_device *rdev) |
| { |
| #if defined(CONFIG_DEBUG_FS) |
| return radeon_debugfs_add_files(rdev, r100_debugfs_cp_list, 2); |
| #else |
| return 0; |
| #endif |
| } |
| |
| int r100_debugfs_mc_info_init(struct radeon_device *rdev) |
| { |
| #if defined(CONFIG_DEBUG_FS) |
| return radeon_debugfs_add_files(rdev, r100_debugfs_mc_info_list, 1); |
| #else |
| return 0; |
| #endif |
| } |
| |
| int r100_set_surface_reg(struct radeon_device *rdev, int reg, |
| uint32_t tiling_flags, uint32_t pitch, |
| uint32_t offset, uint32_t obj_size) |
| { |
| int surf_index = reg * 16; |
| int flags = 0; |
| |
| if (rdev->family <= CHIP_RS200) { |
| if ((tiling_flags & (RADEON_TILING_MACRO|RADEON_TILING_MICRO)) |
| == (RADEON_TILING_MACRO|RADEON_TILING_MICRO)) |
| flags |= RADEON_SURF_TILE_COLOR_BOTH; |
| if (tiling_flags & RADEON_TILING_MACRO) |
| flags |= RADEON_SURF_TILE_COLOR_MACRO; |
| /* setting pitch to 0 disables tiling */ |
| if ((tiling_flags & (RADEON_TILING_MACRO|RADEON_TILING_MICRO)) |
| == 0) |
| pitch = 0; |
| } else if (rdev->family <= CHIP_RV280) { |
| if (tiling_flags & (RADEON_TILING_MACRO)) |
| flags |= R200_SURF_TILE_COLOR_MACRO; |
| if (tiling_flags & RADEON_TILING_MICRO) |
| flags |= R200_SURF_TILE_COLOR_MICRO; |
| } else { |
| if (tiling_flags & RADEON_TILING_MACRO) |
| flags |= R300_SURF_TILE_MACRO; |
| if (tiling_flags & RADEON_TILING_MICRO) |
| flags |= R300_SURF_TILE_MICRO; |
| } |
| |
| if (tiling_flags & RADEON_TILING_SWAP_16BIT) |
| flags |= RADEON_SURF_AP0_SWP_16BPP | RADEON_SURF_AP1_SWP_16BPP; |
| if (tiling_flags & RADEON_TILING_SWAP_32BIT) |
| flags |= RADEON_SURF_AP0_SWP_32BPP | RADEON_SURF_AP1_SWP_32BPP; |
| |
| /* r100/r200 divide by 16 */ |
| if (rdev->family < CHIP_R300) |
| flags |= pitch / 16; |
| else |
| flags |= pitch / 8; |
| |
| |
| DRM_DEBUG_KMS("writing surface %d %d %x %x\n", reg, flags, offset, offset+obj_size-1); |
| WREG32(RADEON_SURFACE0_INFO + surf_index, flags); |
| WREG32(RADEON_SURFACE0_LOWER_BOUND + surf_index, offset); |
| WREG32(RADEON_SURFACE0_UPPER_BOUND + surf_index, offset + obj_size - 1); |
| return 0; |
| } |
| |
| void r100_clear_surface_reg(struct radeon_device *rdev, int reg) |
| { |
| int surf_index = reg * 16; |
| WREG32(RADEON_SURFACE0_INFO + surf_index, 0); |
| } |
| |
| void r100_bandwidth_update(struct radeon_device *rdev) |
| { |
| fixed20_12 trcd_ff, trp_ff, tras_ff, trbs_ff, tcas_ff; |
| fixed20_12 sclk_ff, mclk_ff, sclk_eff_ff, sclk_delay_ff; |
| fixed20_12 peak_disp_bw, mem_bw, pix_clk, pix_clk2, temp_ff, crit_point_ff; |
| uint32_t temp, data, mem_trcd, mem_trp, mem_tras; |
| fixed20_12 memtcas_ff[8] = { |
| dfixed_init(1), |
| dfixed_init(2), |
| dfixed_init(3), |
| dfixed_init(0), |
| dfixed_init_half(1), |
| dfixed_init_half(2), |
| dfixed_init(0), |
| }; |
| fixed20_12 memtcas_rs480_ff[8] = { |
| dfixed_init(0), |
| dfixed_init(1), |
| dfixed_init(2), |
| dfixed_init(3), |
| dfixed_init(0), |
| dfixed_init_half(1), |
| dfixed_init_half(2), |
| dfixed_init_half(3), |
| }; |
| fixed20_12 memtcas2_ff[8] = { |
| dfixed_init(0), |
| dfixed_init(1), |
| dfixed_init(2), |
| dfixed_init(3), |
| dfixed_init(4), |
| dfixed_init(5), |
| dfixed_init(6), |
| dfixed_init(7), |
| }; |
| fixed20_12 memtrbs[8] = { |
| dfixed_init(1), |
| dfixed_init_half(1), |
| dfixed_init(2), |
| dfixed_init_half(2), |
| dfixed_init(3), |
| dfixed_init_half(3), |
| dfixed_init(4), |
| dfixed_init_half(4) |
| }; |
| fixed20_12 memtrbs_r4xx[8] = { |
| dfixed_init(4), |
| dfixed_init(5), |
| dfixed_init(6), |
| dfixed_init(7), |
| dfixed_init(8), |
| dfixed_init(9), |
| dfixed_init(10), |
| dfixed_init(11) |
| }; |
| fixed20_12 min_mem_eff; |
| fixed20_12 mc_latency_sclk, mc_latency_mclk, k1; |
| fixed20_12 cur_latency_mclk, cur_latency_sclk; |
| fixed20_12 disp_latency, disp_latency_overhead, disp_drain_rate, |
| disp_drain_rate2, read_return_rate; |
| fixed20_12 time_disp1_drop_priority; |
| int c; |
| int cur_size = 16; /* in octawords */ |
| int critical_point = 0, critical_point2; |
| /* uint32_t read_return_rate, time_disp1_drop_priority; */ |
| int stop_req, max_stop_req; |
| struct drm_display_mode *mode1 = NULL; |
| struct drm_display_mode *mode2 = NULL; |
| uint32_t pixel_bytes1 = 0; |
| uint32_t pixel_bytes2 = 0; |
| |
| radeon_update_display_priority(rdev); |
| |
| if (rdev->mode_info.crtcs[0]->base.enabled) { |
| mode1 = &rdev->mode_info.crtcs[0]->base.mode; |
| pixel_bytes1 = rdev->mode_info.crtcs[0]->base.fb->bits_per_pixel / 8; |
| } |
| if (!(rdev->flags & RADEON_SINGLE_CRTC)) { |
| if (rdev->mode_info.crtcs[1]->base.enabled) { |
| mode2 = &rdev->mode_info.crtcs[1]->base.mode; |
| pixel_bytes2 = rdev->mode_info.crtcs[1]->base.fb->bits_per_pixel / 8; |
| } |
| } |
| |
| min_mem_eff.full = dfixed_const_8(0); |
| /* get modes */ |
| if ((rdev->disp_priority == 2) && ASIC_IS_R300(rdev)) { |
| uint32_t mc_init_misc_lat_timer = RREG32(R300_MC_INIT_MISC_LAT_TIMER); |
| mc_init_misc_lat_timer &= ~(R300_MC_DISP1R_INIT_LAT_MASK << R300_MC_DISP1R_INIT_LAT_SHIFT); |
| mc_init_misc_lat_timer &= ~(R300_MC_DISP0R_INIT_LAT_MASK << R300_MC_DISP0R_INIT_LAT_SHIFT); |
| /* check crtc enables */ |
| if (mode2) |
| mc_init_misc_lat_timer |= (1 << R300_MC_DISP1R_INIT_LAT_SHIFT); |
| if (mode1) |
| mc_init_misc_lat_timer |= (1 << R300_MC_DISP0R_INIT_LAT_SHIFT); |
| WREG32(R300_MC_INIT_MISC_LAT_TIMER, mc_init_misc_lat_timer); |
| } |
| |
| /* |
| * determine is there is enough bw for current mode |
| */ |
| sclk_ff = rdev->pm.sclk; |
| mclk_ff = rdev->pm.mclk; |
| |
| temp = (rdev->mc.vram_width / 8) * (rdev->mc.vram_is_ddr ? 2 : 1); |
| temp_ff.full = dfixed_const(temp); |
| mem_bw.full = dfixed_mul(mclk_ff, temp_ff); |
| |
| pix_clk.full = 0; |
| pix_clk2.full = 0; |
| peak_disp_bw.full = 0; |
| if (mode1) { |
| temp_ff.full = dfixed_const(1000); |
| pix_clk.full = dfixed_const(mode1->clock); /* convert to fixed point */ |
| pix_clk.full = dfixed_div(pix_clk, temp_ff); |
| temp_ff.full = dfixed_const(pixel_bytes1); |
| peak_disp_bw.full += dfixed_mul(pix_clk, temp_ff); |
| } |
| if (mode2) { |
| temp_ff.full = dfixed_const(1000); |
| pix_clk2.full = dfixed_const(mode2->clock); /* convert to fixed point */ |
| pix_clk2.full = dfixed_div(pix_clk2, temp_ff); |
| temp_ff.full = dfixed_const(pixel_bytes2); |
| peak_disp_bw.full += dfixed_mul(pix_clk2, temp_ff); |
| } |
| |
| mem_bw.full = dfixed_mul(mem_bw, min_mem_eff); |
| if (peak_disp_bw.full >= mem_bw.full) { |
| DRM_ERROR("You may not have enough display bandwidth for current mode\n" |
| "If you have flickering problem, try to lower resolution, refresh rate, or color depth\n"); |
| } |
| |
| /* Get values from the EXT_MEM_CNTL register...converting its contents. */ |
| temp = RREG32(RADEON_MEM_TIMING_CNTL); |
| if ((rdev->family == CHIP_RV100) || (rdev->flags & RADEON_IS_IGP)) { /* RV100, M6, IGPs */ |
| mem_trcd = ((temp >> 2) & 0x3) + 1; |
| mem_trp = ((temp & 0x3)) + 1; |
| mem_tras = ((temp & 0x70) >> 4) + 1; |
| } else if (rdev->family == CHIP_R300 || |
| rdev->family == CHIP_R350) { /* r300, r350 */ |
| mem_trcd = (temp & 0x7) + 1; |
| mem_trp = ((temp >> 8) & 0x7) + 1; |
| mem_tras = ((temp >> 11) & 0xf) + 4; |
| } else if (rdev->family == CHIP_RV350 || |
| rdev->family <= CHIP_RV380) { |
| /* rv3x0 */ |
| mem_trcd = (temp & 0x7) + 3; |
| mem_trp = ((temp >> 8) & 0x7) + 3; |
| mem_tras = ((temp >> 11) & 0xf) + 6; |
| } else if (rdev->family == CHIP_R420 || |
| rdev->family == CHIP_R423 || |
| rdev->family == CHIP_RV410) { |
| /* r4xx */ |
| mem_trcd = (temp & 0xf) + 3; |
| if (mem_trcd > 15) |
| mem_trcd = 15; |
| mem_trp = ((temp >> 8) & 0xf) + 3; |
| if (mem_trp > 15) |
| mem_trp = 15; |
| mem_tras = ((temp >> 12) & 0x1f) + 6; |
| if (mem_tras > 31) |
| mem_tras = 31; |
| } else { /* RV200, R200 */ |
| mem_trcd = (temp & 0x7) + 1; |
| mem_trp = ((temp >> 8) & 0x7) + 1; |
| mem_tras = ((temp >> 12) & 0xf) + 4; |
| } |
| /* convert to FF */ |
| trcd_ff.full = dfixed_const(mem_trcd); |
| trp_ff.full = dfixed_const(mem_trp); |
| tras_ff.full = dfixed_const(mem_tras); |
| |
| /* Get values from the MEM_SDRAM_MODE_REG register...converting its */ |
| temp = RREG32(RADEON_MEM_SDRAM_MODE_REG); |
| data = (temp & (7 << 20)) >> 20; |
| if ((rdev->family == CHIP_RV100) || rdev->flags & RADEON_IS_IGP) { |
| if (rdev->family == CHIP_RS480) /* don't think rs400 */ |
| tcas_ff = memtcas_rs480_ff[data]; |
| else |
| tcas_ff = memtcas_ff[data]; |
| } else |
| tcas_ff = memtcas2_ff[data]; |
| |
| if (rdev->family == CHIP_RS400 || |
| rdev->family == CHIP_RS480) { |
| /* extra cas latency stored in bits 23-25 0-4 clocks */ |
| data = (temp >> 23) & 0x7; |
| if (data < 5) |
| tcas_ff.full += dfixed_const(data); |
| } |
| |
| if (ASIC_IS_R300(rdev) && !(rdev->flags & RADEON_IS_IGP)) { |
| /* on the R300, Tcas is included in Trbs. |
| */ |
| temp = RREG32(RADEON_MEM_CNTL); |
| data = (R300_MEM_NUM_CHANNELS_MASK & temp); |
| if (data == 1) { |
| if (R300_MEM_USE_CD_CH_ONLY & temp) { |
| temp = RREG32(R300_MC_IND_INDEX); |
| temp &= ~R300_MC_IND_ADDR_MASK; |
| temp |= R300_MC_READ_CNTL_CD_mcind; |
| WREG32(R300_MC_IND_INDEX, temp); |
| temp = RREG32(R300_MC_IND_DATA); |
| data = (R300_MEM_RBS_POSITION_C_MASK & temp); |
| } else { |
| temp = RREG32(R300_MC_READ_CNTL_AB); |
| data = (R300_MEM_RBS_POSITION_A_MASK & temp); |
| } |
| } else { |
| temp = RREG32(R300_MC_READ_CNTL_AB); |
| data = (R300_MEM_RBS_POSITION_A_MASK & temp); |
| } |
| if (rdev->family == CHIP_RV410 || |
| rdev->family == CHIP_R420 || |
| rdev->family == CHIP_R423) |
| trbs_ff = memtrbs_r4xx[data]; |
| else |
| trbs_ff = memtrbs[data]; |
| tcas_ff.full += trbs_ff.full; |
| } |
| |
| sclk_eff_ff.full = sclk_ff.full; |
| |
| if (rdev->flags & RADEON_IS_AGP) { |
| fixed20_12 agpmode_ff; |
| agpmode_ff.full = dfixed_const(radeon_agpmode); |
| temp_ff.full = dfixed_const_666(16); |
| sclk_eff_ff.full -= dfixed_mul(agpmode_ff, temp_ff); |
| } |
| /* TODO PCIE lanes may affect this - agpmode == 16?? */ |
| |
| if (ASIC_IS_R300(rdev)) { |
| sclk_delay_ff.full = dfixed_const(250); |
| } else { |
| if ((rdev->family == CHIP_RV100) || |
| rdev->flags & RADEON_IS_IGP) { |
| if (rdev->mc.vram_is_ddr) |
| sclk_delay_ff.full = dfixed_const(41); |
| else |
| sclk_delay_ff.full = dfixed_const(33); |
| } else { |
| if (rdev->mc.vram_width == 128) |
| sclk_delay_ff.full = dfixed_const(57); |
| else |
| sclk_delay_ff.full = dfixed_const(41); |
| } |
| } |
| |
| mc_latency_sclk.full = dfixed_div(sclk_delay_ff, sclk_eff_ff); |
| |
| if (rdev->mc.vram_is_ddr) { |
| if (rdev->mc.vram_width == 32) { |
| k1.full = dfixed_const(40); |
| c = 3; |
| } else { |
| k1.full = dfixed_const(20); |
| c = 1; |
| } |
| } else { |
| k1.full = dfixed_const(40); |
| c = 3; |
| } |
| |
| temp_ff.full = dfixed_const(2); |
| mc_latency_mclk.full = dfixed_mul(trcd_ff, temp_ff); |
| temp_ff.full = dfixed_const(c); |
| mc_latency_mclk.full += dfixed_mul(tcas_ff, temp_ff); |
| temp_ff.full = dfixed_const(4); |
| mc_latency_mclk.full += dfixed_mul(tras_ff, temp_ff); |
| mc_latency_mclk.full += dfixed_mul(trp_ff, temp_ff); |
| mc_latency_mclk.full += k1.full; |
| |
| mc_latency_mclk.full = dfixed_div(mc_latency_mclk, mclk_ff); |
| mc_latency_mclk.full += dfixed_div(temp_ff, sclk_eff_ff); |
| |
| /* |
| HW cursor time assuming worst case of full size colour cursor. |
| */ |
| temp_ff.full = dfixed_const((2 * (cur_size - (rdev->mc.vram_is_ddr + 1)))); |
| temp_ff.full += trcd_ff.full; |
| if (temp_ff.full < tras_ff.full) |
| temp_ff.full = tras_ff.full; |
| cur_latency_mclk.full = dfixed_div(temp_ff, mclk_ff); |
| |
| temp_ff.full = dfixed_const(cur_size); |
| cur_latency_sclk.full = dfixed_div(temp_ff, sclk_eff_ff); |
| /* |
| Find the total latency for the display data. |
| */ |
| disp_latency_overhead.full = dfixed_const(8); |
| disp_latency_overhead.full = dfixed_div(disp_latency_overhead, sclk_ff); |
| mc_latency_mclk.full += disp_latency_overhead.full + cur_latency_mclk.full; |
| mc_latency_sclk.full += disp_latency_overhead.full + cur_latency_sclk.full; |
| |
| if (mc_latency_mclk.full > mc_latency_sclk.full) |
| disp_latency.full = mc_latency_mclk.full; |
| else |
| disp_latency.full = mc_latency_sclk.full; |
| |
| /* setup Max GRPH_STOP_REQ default value */ |
| if (ASIC_IS_RV100(rdev)) |
| max_stop_req = 0x5c; |
| else |
| max_stop_req = 0x7c; |
| |
| if (mode1) { |
| /* CRTC1 |
| Set GRPH_BUFFER_CNTL register using h/w defined optimal values. |
| GRPH_STOP_REQ <= MIN[ 0x7C, (CRTC_H_DISP + 1) * (bit depth) / 0x10 ] |
| */ |
| stop_req = mode1->hdisplay * pixel_bytes1 / 16; |
| |
| if (stop_req > max_stop_req) |
| stop_req = max_stop_req; |
| |
| /* |
| Find the drain rate of the display buffer. |
| */ |
| temp_ff.full = dfixed_const((16/pixel_bytes1)); |
| disp_drain_rate.full = dfixed_div(pix_clk, temp_ff); |
| |
| /* |
| Find the critical point of the display buffer. |
| */ |
| crit_point_ff.full = dfixed_mul(disp_drain_rate, disp_latency); |
| crit_point_ff.full += dfixed_const_half(0); |
| |
| critical_point = dfixed_trunc(crit_point_ff); |
| |
| if (rdev->disp_priority == 2) { |
| critical_point = 0; |
| } |
| |
| /* |
| The critical point should never be above max_stop_req-4. Setting |
| GRPH_CRITICAL_CNTL = 0 will thus force high priority all the time. |
| */ |
| if (max_stop_req - critical_point < 4) |
| critical_point = 0; |
| |
| if (critical_point == 0 && mode2 && rdev->family == CHIP_R300) { |
| /* some R300 cards have problem with this set to 0, when CRTC2 is enabled.*/ |
| critical_point = 0x10; |
| } |
| |
| temp = RREG32(RADEON_GRPH_BUFFER_CNTL); |
| temp &= ~(RADEON_GRPH_STOP_REQ_MASK); |
| temp |= (stop_req << RADEON_GRPH_STOP_REQ_SHIFT); |
| temp &= ~(RADEON_GRPH_START_REQ_MASK); |
| if ((rdev->family == CHIP_R350) && |
| (stop_req > 0x15)) { |
| stop_req -= 0x10; |
| } |
| temp |= (stop_req << RADEON_GRPH_START_REQ_SHIFT); |
| temp |= RADEON_GRPH_BUFFER_SIZE; |
| temp &= ~(RADEON_GRPH_CRITICAL_CNTL | |
| RADEON_GRPH_CRITICAL_AT_SOF | |
| RADEON_GRPH_STOP_CNTL); |
| /* |
| Write the result into the register. |
| */ |
| WREG32(RADEON_GRPH_BUFFER_CNTL, ((temp & ~RADEON_GRPH_CRITICAL_POINT_MASK) | |
| (critical_point << RADEON_GRPH_CRITICAL_POINT_SHIFT))); |
| |
| #if 0 |
| if ((rdev->family == CHIP_RS400) || |
| (rdev->family == CHIP_RS480)) { |
| /* attempt to program RS400 disp regs correctly ??? */ |
| temp = RREG32(RS400_DISP1_REG_CNTL); |
| temp &= ~(RS400_DISP1_START_REQ_LEVEL_MASK | |
| RS400_DISP1_STOP_REQ_LEVEL_MASK); |
| WREG32(RS400_DISP1_REQ_CNTL1, (temp | |
| (critical_point << RS400_DISP1_START_REQ_LEVEL_SHIFT) | |
| (critical_point << RS400_DISP1_STOP_REQ_LEVEL_SHIFT))); |
| temp = RREG32(RS400_DMIF_MEM_CNTL1); |
| temp &= ~(RS400_DISP1_CRITICAL_POINT_START_MASK | |
| RS400_DISP1_CRITICAL_POINT_STOP_MASK); |
| WREG32(RS400_DMIF_MEM_CNTL1, (temp | |
| (critical_point << RS400_DISP1_CRITICAL_POINT_START_SHIFT) | |
| (critical_point << RS400_DISP1_CRITICAL_POINT_STOP_SHIFT))); |
| } |
| #endif |
| |
| DRM_DEBUG_KMS("GRPH_BUFFER_CNTL from to %x\n", |
| /* (unsigned int)info->SavedReg->grph_buffer_cntl, */ |
| (unsigned int)RREG32(RADEON_GRPH_BUFFER_CNTL)); |
| } |
| |
| if (mode2) { |
| u32 grph2_cntl; |
| stop_req = mode2->hdisplay * pixel_bytes2 / 16; |
| |
| if (stop_req > max_stop_req) |
| stop_req = max_stop_req; |
| |
| /* |
| Find the drain rate of the display buffer. |
| */ |
| temp_ff.full = dfixed_const((16/pixel_bytes2)); |
| disp_drain_rate2.full = dfixed_div(pix_clk2, temp_ff); |
| |
| grph2_cntl = RREG32(RADEON_GRPH2_BUFFER_CNTL); |
| grph2_cntl &= ~(RADEON_GRPH_STOP_REQ_MASK); |
| grph2_cntl |= (stop_req << RADEON_GRPH_STOP_REQ_SHIFT); |
| grph2_cntl &= ~(RADEON_GRPH_START_REQ_MASK); |
| if ((rdev->family == CHIP_R350) && |
| (stop_req > 0x15)) { |
| stop_req -= 0x10; |
| } |
| grph2_cntl |= (stop_req << RADEON_GRPH_START_REQ_SHIFT); |
| grph2_cntl |= RADEON_GRPH_BUFFER_SIZE; |
| grph2_cntl &= ~(RADEON_GRPH_CRITICAL_CNTL | |
| RADEON_GRPH_CRITICAL_AT_SOF | |
| RADEON_GRPH_STOP_CNTL); |
| |
| if ((rdev->family == CHIP_RS100) || |
| (rdev->family == CHIP_RS200)) |
| critical_point2 = 0; |
| else { |
| temp = (rdev->mc.vram_width * rdev->mc.vram_is_ddr + 1)/128; |
| temp_ff.full = dfixed_const(temp); |
| temp_ff.full = dfixed_mul(mclk_ff, temp_ff); |
| if (sclk_ff.full < temp_ff.full) |
| temp_ff.full = sclk_ff.full; |
| |
| read_return_rate.full = temp_ff.full; |
| |
| if (mode1) { |
| temp_ff.full = read_return_rate.full - disp_drain_rate.full; |
| time_disp1_drop_priority.full = dfixed_div(crit_point_ff, temp_ff); |
| } else { |
| time_disp1_drop_priority.full = 0; |
| } |
| crit_point_ff.full = disp_latency.full + time_disp1_drop_priority.full + disp_latency.full; |
| crit_point_ff.full = dfixed_mul(crit_point_ff, disp_drain_rate2); |
| crit_point_ff.full += dfixed_const_half(0); |
| |
| critical_point2 = dfixed_trunc(crit_point_ff); |
| |
| if (rdev->disp_priority == 2) { |
| critical_point2 = 0; |
| } |
| |
| if (max_stop_req - critical_point2 < 4) |
| critical_point2 = 0; |
| |
| } |
| |
| if (critical_point2 == 0 && rdev->family == CHIP_R300) { |
| /* some R300 cards have problem with this set to 0 */ |
| critical_point2 = 0x10; |
| } |
| |
| WREG32(RADEON_GRPH2_BUFFER_CNTL, ((grph2_cntl & ~RADEON_GRPH_CRITICAL_POINT_MASK) | |
| (critical_point2 << RADEON_GRPH_CRITICAL_POINT_SHIFT))); |
| |
| if ((rdev->family == CHIP_RS400) || |
| (rdev->family == CHIP_RS480)) { |
| #if 0 |
| /* attempt to program RS400 disp2 regs correctly ??? */ |
| temp = RREG32(RS400_DISP2_REQ_CNTL1); |
| temp &= ~(RS400_DISP2_START_REQ_LEVEL_MASK | |
| RS400_DISP2_STOP_REQ_LEVEL_MASK); |
| WREG32(RS400_DISP2_REQ_CNTL1, (temp | |
| (critical_point2 << RS400_DISP1_START_REQ_LEVEL_SHIFT) | |
| (critical_point2 << RS400_DISP1_STOP_REQ_LEVEL_SHIFT))); |
| temp = RREG32(RS400_DISP2_REQ_CNTL2); |
| temp &= ~(RS400_DISP2_CRITICAL_POINT_START_MASK | |
| RS400_DISP2_CRITICAL_POINT_STOP_MASK); |
| WREG32(RS400_DISP2_REQ_CNTL2, (temp | |
| (critical_point2 << RS400_DISP2_CRITICAL_POINT_START_SHIFT) | |
| (critical_point2 << RS400_DISP2_CRITICAL_POINT_STOP_SHIFT))); |
| #endif |
| WREG32(RS400_DISP2_REQ_CNTL1, 0x105DC1CC); |
| WREG32(RS400_DISP2_REQ_CNTL2, 0x2749D000); |
| WREG32(RS400_DMIF_MEM_CNTL1, 0x29CA71DC); |
| WREG32(RS400_DISP1_REQ_CNTL1, 0x28FBC3AC); |
| } |
| |
| DRM_DEBUG_KMS("GRPH2_BUFFER_CNTL from to %x\n", |
| (unsigned int)RREG32(RADEON_GRPH2_BUFFER_CNTL)); |
| } |
| } |
| |
| int r100_ring_test(struct radeon_device *rdev, struct radeon_ring *ring) |
| { |
| uint32_t scratch; |
| uint32_t tmp = 0; |
| unsigned i; |
| int r; |
| |
| r = radeon_scratch_get(rdev, &scratch); |
| if (r) { |
| DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r); |
| return r; |
| } |
| WREG32(scratch, 0xCAFEDEAD); |
| r = radeon_ring_lock(rdev, ring, 2); |
| if (r) { |
| DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); |
| radeon_scratch_free(rdev, scratch); |
| return r; |
| } |
| radeon_ring_write(ring, PACKET0(scratch, 0)); |
| radeon_ring_write(ring, 0xDEADBEEF); |
| radeon_ring_unlock_commit(rdev, ring); |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| tmp = RREG32(scratch); |
| if (tmp == 0xDEADBEEF) { |
| break; |
| } |
| DRM_UDELAY(1); |
| } |
| if (i < rdev->usec_timeout) { |
| DRM_INFO("ring test succeeded in %d usecs\n", i); |
| } else { |
| DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n", |
| scratch, tmp); |
| r = -EINVAL; |
| } |
| radeon_scratch_free(rdev, scratch); |
| return r; |
| } |
| |
| void r100_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) |
| { |
| struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; |
| |
| if (ring->rptr_save_reg) { |
| u32 next_rptr = ring->wptr + 2 + 3; |
| radeon_ring_write(ring, PACKET0(ring->rptr_save_reg, 0)); |
| radeon_ring_write(ring, next_rptr); |
| } |
| |
| radeon_ring_write(ring, PACKET0(RADEON_CP_IB_BASE, 1)); |
| radeon_ring_write(ring, ib->gpu_addr); |
| radeon_ring_write(ring, ib->length_dw); |
| } |
| |
| int r100_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) |
| { |
| struct radeon_ib ib; |
| uint32_t scratch; |
| uint32_t tmp = 0; |
| unsigned i; |
| int r; |
| |
| r = radeon_scratch_get(rdev, &scratch); |
| if (r) { |
| DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r); |
| return r; |
| } |
| WREG32(scratch, 0xCAFEDEAD); |
| r = radeon_ib_get(rdev, RADEON_RING_TYPE_GFX_INDEX, &ib, NULL, 256); |
| if (r) { |
| DRM_ERROR("radeon: failed to get ib (%d).\n", r); |
| goto free_scratch; |
| } |
| ib.ptr[0] = PACKET0(scratch, 0); |
| ib.ptr[1] = 0xDEADBEEF; |
| ib.ptr[2] = PACKET2(0); |
| ib.ptr[3] = PACKET2(0); |
| ib.ptr[4] = PACKET2(0); |
| ib.ptr[5] = PACKET2(0); |
| ib.ptr[6] = PACKET2(0); |
| ib.ptr[7] = PACKET2(0); |
| ib.length_dw = 8; |
| r = radeon_ib_schedule(rdev, &ib, NULL); |
| if (r) { |
| DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); |
| goto free_ib; |
| } |
| r = radeon_fence_wait(ib.fence, false); |
| if (r) { |
| DRM_ERROR("radeon: fence wait failed (%d).\n", r); |
| goto free_ib; |
| } |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| tmp = RREG32(scratch); |
| if (tmp == 0xDEADBEEF) { |
| break; |
| } |
| DRM_UDELAY(1); |
| } |
| if (i < rdev->usec_timeout) { |
| DRM_INFO("ib test succeeded in %u usecs\n", i); |
| } else { |
| DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n", |
| scratch, tmp); |
| r = -EINVAL; |
| } |
| free_ib: |
| radeon_ib_free(rdev, &ib); |
| free_scratch: |
| radeon_scratch_free(rdev, scratch); |
| return r; |
| } |
| |
| void r100_mc_stop(struct radeon_device *rdev, struct r100_mc_save *save) |
| { |
| /* Shutdown CP we shouldn't need to do that but better be safe than |
| * sorry |
| */ |
| rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; |
| WREG32(R_000740_CP_CSQ_CNTL, 0); |
| |
| /* Save few CRTC registers */ |
| save->GENMO_WT = RREG8(R_0003C2_GENMO_WT); |
| save->CRTC_EXT_CNTL = RREG32(R_000054_CRTC_EXT_CNTL); |
| save->CRTC_GEN_CNTL = RREG32(R_000050_CRTC_GEN_CNTL); |
| save->CUR_OFFSET = RREG32(R_000260_CUR_OFFSET); |
| if (!(rdev->flags & RADEON_SINGLE_CRTC)) { |
| save->CRTC2_GEN_CNTL = RREG32(R_0003F8_CRTC2_GEN_CNTL); |
| save->CUR2_OFFSET = RREG32(R_000360_CUR2_OFFSET); |
| } |
| |
| /* Disable VGA aperture access */ |
| WREG8(R_0003C2_GENMO_WT, C_0003C2_VGA_RAM_EN & save->GENMO_WT); |
| /* Disable cursor, overlay, crtc */ |
| WREG32(R_000260_CUR_OFFSET, save->CUR_OFFSET | S_000260_CUR_LOCK(1)); |
| WREG32(R_000054_CRTC_EXT_CNTL, save->CRTC_EXT_CNTL | |
| S_000054_CRTC_DISPLAY_DIS(1)); |
| WREG32(R_000050_CRTC_GEN_CNTL, |
| (C_000050_CRTC_CUR_EN & save->CRTC_GEN_CNTL) | |
| S_000050_CRTC_DISP_REQ_EN_B(1)); |
| WREG32(R_000420_OV0_SCALE_CNTL, |
| C_000420_OV0_OVERLAY_EN & RREG32(R_000420_OV0_SCALE_CNTL)); |
| WREG32(R_000260_CUR_OFFSET, C_000260_CUR_LOCK & save->CUR_OFFSET); |
| if (!(rdev->flags & RADEON_SINGLE_CRTC)) { |
| WREG32(R_000360_CUR2_OFFSET, save->CUR2_OFFSET | |
| S_000360_CUR2_LOCK(1)); |
| WREG32(R_0003F8_CRTC2_GEN_CNTL, |
| (C_0003F8_CRTC2_CUR_EN & save->CRTC2_GEN_CNTL) | |
| S_0003F8_CRTC2_DISPLAY_DIS(1) | |
| S_0003F8_CRTC2_DISP_REQ_EN_B(1)); |
| WREG32(R_000360_CUR2_OFFSET, |
| C_000360_CUR2_LOCK & save->CUR2_OFFSET); |
| } |
| } |
| |
| void r100_mc_resume(struct radeon_device *rdev, struct r100_mc_save *save) |
| { |
| /* Update base address for crtc */ |
| WREG32(R_00023C_DISPLAY_BASE_ADDR, rdev->mc.vram_start); |
| if (!(rdev->flags & RADEON_SINGLE_CRTC)) { |
| WREG32(R_00033C_CRTC2_DISPLAY_BASE_ADDR, rdev->mc.vram_start); |
| } |
| /* Restore CRTC registers */ |
| WREG8(R_0003C2_GENMO_WT, save->GENMO_WT); |
| WREG32(R_000054_CRTC_EXT_CNTL, save->CRTC_EXT_CNTL); |
| WREG32(R_000050_CRTC_GEN_CNTL, save->CRTC_GEN_CNTL); |
| if (!(rdev->flags & RADEON_SINGLE_CRTC)) { |
| WREG32(R_0003F8_CRTC2_GEN_CNTL, save->CRTC2_GEN_CNTL); |
| } |
| } |
| |
| void r100_vga_render_disable(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| |
| tmp = RREG8(R_0003C2_GENMO_WT); |
| WREG8(R_0003C2_GENMO_WT, C_0003C2_VGA_RAM_EN & tmp); |
| } |
| |
| static void r100_debugfs(struct radeon_device *rdev) |
| { |
| int r; |
| |
| r = r100_debugfs_mc_info_init(rdev); |
| if (r) |
| dev_warn(rdev->dev, "Failed to create r100_mc debugfs file.\n"); |
| } |
| |
| static void r100_mc_program(struct radeon_device *rdev) |
| { |
| struct r100_mc_save save; |
| |
| /* Stops all mc clients */ |
| r100_mc_stop(rdev, &save); |
| if (rdev->flags & RADEON_IS_AGP) { |
| WREG32(R_00014C_MC_AGP_LOCATION, |
| S_00014C_MC_AGP_START(rdev->mc.gtt_start >> 16) | |
| S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16)); |
| WREG32(R_000170_AGP_BASE, lower_32_bits(rdev->mc.agp_base)); |
| if (rdev->family > CHIP_RV200) |
| WREG32(R_00015C_AGP_BASE_2, |
| upper_32_bits(rdev->mc.agp_base) & 0xff); |
| } else { |
| WREG32(R_00014C_MC_AGP_LOCATION, 0x0FFFFFFF); |
| WREG32(R_000170_AGP_BASE, 0); |
| if (rdev->family > CHIP_RV200) |
| WREG32(R_00015C_AGP_BASE_2, 0); |
| } |
| /* Wait for mc idle */ |
| if (r100_mc_wait_for_idle(rdev)) |
| dev_warn(rdev->dev, "Wait for MC idle timeout.\n"); |
| /* Program MC, should be a 32bits limited address space */ |
| WREG32(R_000148_MC_FB_LOCATION, |
| S_000148_MC_FB_START(rdev->mc.vram_start >> 16) | |
| S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16)); |
| r100_mc_resume(rdev, &save); |
| } |
| |
| static void r100_clock_startup(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| |
| if (radeon_dynclks != -1 && radeon_dynclks) |
| radeon_legacy_set_clock_gating(rdev, 1); |
| /* We need to force on some of the block */ |
| tmp = RREG32_PLL(R_00000D_SCLK_CNTL); |
| tmp |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1); |
| if ((rdev->family == CHIP_RV250) || (rdev->family == CHIP_RV280)) |
| tmp |= S_00000D_FORCE_DISP1(1) | S_00000D_FORCE_DISP2(1); |
| WREG32_PLL(R_00000D_SCLK_CNTL, tmp); |
| } |
| |
| static int r100_startup(struct radeon_device *rdev) |
| { |
| int r; |
| |
| /* set common regs */ |
| r100_set_common_regs(rdev); |
| /* program mc */ |
| r100_mc_program(rdev); |
| /* Resume clock */ |
| r100_clock_startup(rdev); |
| /* Initialize GART (initialize after TTM so we can allocate |
| * memory through TTM but finalize after TTM) */ |
| r100_enable_bm(rdev); |
| if (rdev->flags & RADEON_IS_PCI) { |
| r = r100_pci_gart_enable(rdev); |
| if (r) |
| return r; |
| } |
| |
| /* allocate wb buffer */ |
| r = radeon_wb_init(rdev); |
| if (r) |
| return r; |
| |
| r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); |
| if (r) { |
| dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); |
| return r; |
| } |
| |
| /* Enable IRQ */ |
| if (!rdev->irq.installed) { |
| r = radeon_irq_kms_init(rdev); |
| if (r) |
| return r; |
| } |
| |
| r100_irq_set(rdev); |
| rdev->config.r100.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL); |
| /* 1M ring buffer */ |
| r = r100_cp_init(rdev, 1024 * 1024); |
| if (r) { |
| dev_err(rdev->dev, "failed initializing CP (%d).\n", r); |
| return r; |
| } |
| |
| r = radeon_ib_pool_init(rdev); |
| if (r) { |
| dev_err(rdev->dev, "IB initialization failed (%d).\n", r); |
| return r; |
| } |
| |
| return 0; |
| } |
| |
| int r100_resume(struct radeon_device *rdev) |
| { |
| int r; |
| |
| /* Make sur GART are not working */ |
| if (rdev->flags & RADEON_IS_PCI) |
| r100_pci_gart_disable(rdev); |
| /* Resume clock before doing reset */ |
| r100_clock_startup(rdev); |
| /* Reset gpu before posting otherwise ATOM will enter infinite loop */ |
| if (radeon_asic_reset(rdev)) { |
| dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", |
| RREG32(R_000E40_RBBM_STATUS), |
| RREG32(R_0007C0_CP_STAT)); |
| } |
| /* post */ |
| radeon_combios_asic_init(rdev->ddev); |
| /* Resume clock after posting */ |
| r100_clock_startup(rdev); |
| /* Initialize surface registers */ |
| radeon_surface_init(rdev); |
| |
| rdev->accel_working = true; |
| r = r100_startup(rdev); |
| if (r) { |
| rdev->accel_working = false; |
| } |
| return r; |
| } |
| |
| int r100_suspend(struct radeon_device *rdev) |
| { |
| r100_cp_disable(rdev); |
| radeon_wb_disable(rdev); |
| r100_irq_disable(rdev); |
| if (rdev->flags & RADEON_IS_PCI) |
| r100_pci_gart_disable(rdev); |
| return 0; |
| } |
| |
| void r100_fini(struct radeon_device *rdev) |
| { |
| r100_cp_fini(rdev); |
| radeon_wb_fini(rdev); |
| radeon_ib_pool_fini(rdev); |
| radeon_gem_fini(rdev); |
| if (rdev->flags & RADEON_IS_PCI) |
| r100_pci_gart_fini(rdev); |
| radeon_agp_fini(rdev); |
| radeon_irq_kms_fini(rdev); |
| radeon_fence_driver_fini(rdev); |
| radeon_bo_fini(rdev); |
| radeon_atombios_fini(rdev); |
| kfree(rdev->bios); |
| rdev->bios = NULL; |
| } |
| |
| /* |
| * Due to how kexec works, it can leave the hw fully initialised when it |
| * boots the new kernel. However doing our init sequence with the CP and |
| * WB stuff setup causes GPU hangs on the RN50 at least. So at startup |
| * do some quick sanity checks and restore sane values to avoid this |
| * problem. |
| */ |
| void r100_restore_sanity(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| |
| tmp = RREG32(RADEON_CP_CSQ_CNTL); |
| if (tmp) { |
| WREG32(RADEON_CP_CSQ_CNTL, 0); |
| } |
| tmp = RREG32(RADEON_CP_RB_CNTL); |
| if (tmp) { |
| WREG32(RADEON_CP_RB_CNTL, 0); |
| } |
| tmp = RREG32(RADEON_SCRATCH_UMSK); |
| if (tmp) { |
| WREG32(RADEON_SCRATCH_UMSK, 0); |
| } |
| } |
| |
| int r100_init(struct radeon_device *rdev) |
| { |
| int r; |
| |
| /* Register debugfs file specific to this group of asics */ |
| r100_debugfs(rdev); |
| /* Disable VGA */ |
| r100_vga_render_disable(rdev); |
| /* Initialize scratch registers */ |
| radeon_scratch_init(rdev); |
| /* Initialize surface registers */ |
| radeon_surface_init(rdev); |
| /* sanity check some register to avoid hangs like after kexec */ |
| r100_restore_sanity(rdev); |
| /* TODO: disable VGA need to use VGA request */ |
| /* BIOS*/ |
| if (!radeon_get_bios(rdev)) { |
| if (ASIC_IS_AVIVO(rdev)) |
| return -EINVAL; |
| } |
| if (rdev->is_atom_bios) { |
| dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n"); |
| return -EINVAL; |
| } else { |
| r = radeon_combios_init(rdev); |
| if (r) |
| return r; |
| } |
| /* Reset gpu before posting otherwise ATOM will enter infinite loop */ |
| if (radeon_asic_reset(rdev)) { |
| dev_warn(rdev->dev, |
| "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", |
| RREG32(R_000E40_RBBM_STATUS), |
| RREG32(R_0007C0_CP_STAT)); |
| } |
| /* check if cards are posted or not */ |
| if (radeon_boot_test_post_card(rdev) == false) |
| return -EINVAL; |
| /* Set asic errata */ |
| r100_errata(rdev); |
| /* Initialize clocks */ |
| radeon_get_clock_info(rdev->ddev); |
| /* initialize AGP */ |
| if (rdev->flags & RADEON_IS_AGP) { |
| r = radeon_agp_init(rdev); |
| if (r) { |
| radeon_agp_disable(rdev); |
| } |
| } |
| /* initialize VRAM */ |
| r100_mc_init(rdev); |
| /* Fence driver */ |
| r = radeon_fence_driver_init(rdev); |
| if (r) |
| return r; |
| /* Memory manager */ |
| r = radeon_bo_init(rdev); |
| if (r) |
| return r; |
| if (rdev->flags & RADEON_IS_PCI) { |
| r = r100_pci_gart_init(rdev); |
| if (r) |
| return r; |
| } |
| r100_set_safe_registers(rdev); |
| |
| rdev->accel_working = true; |
| r = r100_startup(rdev); |
| if (r) { |
| /* Somethings want wront with the accel init stop accel */ |
| dev_err(rdev->dev, "Disabling GPU acceleration\n"); |
| r100_cp_fini(rdev); |
| radeon_wb_fini(rdev); |
| radeon_ib_pool_fini(rdev); |
| radeon_irq_kms_fini(rdev); |
| if (rdev->flags & RADEON_IS_PCI) |
| r100_pci_gart_fini(rdev); |
| rdev->accel_working = false; |
| } |
| return 0; |
| } |
| |
| uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg, |
| bool always_indirect) |
| { |
| if (reg < rdev->rmmio_size && !always_indirect) |
| return readl(((void __iomem *)rdev->rmmio) + reg); |
| else { |
| unsigned long flags; |
| uint32_t ret; |
| |
| spin_lock_irqsave(&rdev->mmio_idx_lock, flags); |
| writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX); |
| ret = readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA); |
| spin_unlock_irqrestore(&rdev->mmio_idx_lock, flags); |
| |
| return ret; |
| } |
| } |
| |
| void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v, |
| bool always_indirect) |
| { |
| if (reg < rdev->rmmio_size && !always_indirect) |
| writel(v, ((void __iomem *)rdev->rmmio) + reg); |
| else { |
| unsigned long flags; |
| |
| spin_lock_irqsave(&rdev->mmio_idx_lock, flags); |
| writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX); |
| writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA); |
| spin_unlock_irqrestore(&rdev->mmio_idx_lock, flags); |
| } |
| } |
| |
| u32 r100_io_rreg(struct radeon_device *rdev, u32 reg) |
| { |
| if (reg < rdev->rio_mem_size) |
| return ioread32(rdev->rio_mem + reg); |
| else { |
| iowrite32(reg, rdev->rio_mem + RADEON_MM_INDEX); |
| return ioread32(rdev->rio_mem + RADEON_MM_DATA); |
| } |
| } |
| |
| void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v) |
| { |
| if (reg < rdev->rio_mem_size) |
| iowrite32(v, rdev->rio_mem + reg); |
| else { |
| iowrite32(reg, rdev->rio_mem + RADEON_MM_INDEX); |
| iowrite32(v, rdev->rio_mem + RADEON_MM_DATA); |
| } |
| } |