| /* |
| * 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/slab.h> |
| #include <linux/seq_file.h> |
| #include <linux/firmware.h> |
| #include <linux/platform_device.h> |
| #include <linux/module.h> |
| #include <drm/drmP.h> |
| #include <drm/radeon_drm.h> |
| #include "radeon.h" |
| #include "radeon_asic.h" |
| #include "radeon_mode.h" |
| #include "r600d.h" |
| #include "atom.h" |
| #include "avivod.h" |
| |
| #define PFP_UCODE_SIZE 576 |
| #define PM4_UCODE_SIZE 1792 |
| #define RLC_UCODE_SIZE 768 |
| #define R700_PFP_UCODE_SIZE 848 |
| #define R700_PM4_UCODE_SIZE 1360 |
| #define R700_RLC_UCODE_SIZE 1024 |
| #define EVERGREEN_PFP_UCODE_SIZE 1120 |
| #define EVERGREEN_PM4_UCODE_SIZE 1376 |
| #define EVERGREEN_RLC_UCODE_SIZE 768 |
| #define CAYMAN_RLC_UCODE_SIZE 1024 |
| #define ARUBA_RLC_UCODE_SIZE 1536 |
| |
| /* Firmware Names */ |
| MODULE_FIRMWARE("radeon/R600_pfp.bin"); |
| MODULE_FIRMWARE("radeon/R600_me.bin"); |
| MODULE_FIRMWARE("radeon/RV610_pfp.bin"); |
| MODULE_FIRMWARE("radeon/RV610_me.bin"); |
| MODULE_FIRMWARE("radeon/RV630_pfp.bin"); |
| MODULE_FIRMWARE("radeon/RV630_me.bin"); |
| MODULE_FIRMWARE("radeon/RV620_pfp.bin"); |
| MODULE_FIRMWARE("radeon/RV620_me.bin"); |
| MODULE_FIRMWARE("radeon/RV635_pfp.bin"); |
| MODULE_FIRMWARE("radeon/RV635_me.bin"); |
| MODULE_FIRMWARE("radeon/RV670_pfp.bin"); |
| MODULE_FIRMWARE("radeon/RV670_me.bin"); |
| MODULE_FIRMWARE("radeon/RS780_pfp.bin"); |
| MODULE_FIRMWARE("radeon/RS780_me.bin"); |
| MODULE_FIRMWARE("radeon/RV770_pfp.bin"); |
| MODULE_FIRMWARE("radeon/RV770_me.bin"); |
| MODULE_FIRMWARE("radeon/RV730_pfp.bin"); |
| MODULE_FIRMWARE("radeon/RV730_me.bin"); |
| MODULE_FIRMWARE("radeon/RV710_pfp.bin"); |
| MODULE_FIRMWARE("radeon/RV710_me.bin"); |
| MODULE_FIRMWARE("radeon/R600_rlc.bin"); |
| MODULE_FIRMWARE("radeon/R700_rlc.bin"); |
| MODULE_FIRMWARE("radeon/CEDAR_pfp.bin"); |
| MODULE_FIRMWARE("radeon/CEDAR_me.bin"); |
| MODULE_FIRMWARE("radeon/CEDAR_rlc.bin"); |
| MODULE_FIRMWARE("radeon/REDWOOD_pfp.bin"); |
| MODULE_FIRMWARE("radeon/REDWOOD_me.bin"); |
| MODULE_FIRMWARE("radeon/REDWOOD_rlc.bin"); |
| MODULE_FIRMWARE("radeon/JUNIPER_pfp.bin"); |
| MODULE_FIRMWARE("radeon/JUNIPER_me.bin"); |
| MODULE_FIRMWARE("radeon/JUNIPER_rlc.bin"); |
| MODULE_FIRMWARE("radeon/CYPRESS_pfp.bin"); |
| MODULE_FIRMWARE("radeon/CYPRESS_me.bin"); |
| MODULE_FIRMWARE("radeon/CYPRESS_rlc.bin"); |
| MODULE_FIRMWARE("radeon/PALM_pfp.bin"); |
| MODULE_FIRMWARE("radeon/PALM_me.bin"); |
| MODULE_FIRMWARE("radeon/SUMO_rlc.bin"); |
| MODULE_FIRMWARE("radeon/SUMO_pfp.bin"); |
| MODULE_FIRMWARE("radeon/SUMO_me.bin"); |
| MODULE_FIRMWARE("radeon/SUMO2_pfp.bin"); |
| MODULE_FIRMWARE("radeon/SUMO2_me.bin"); |
| |
| int r600_debugfs_mc_info_init(struct radeon_device *rdev); |
| |
| /* r600,rv610,rv630,rv620,rv635,rv670 */ |
| int r600_mc_wait_for_idle(struct radeon_device *rdev); |
| static void r600_gpu_init(struct radeon_device *rdev); |
| void r600_fini(struct radeon_device *rdev); |
| void r600_irq_disable(struct radeon_device *rdev); |
| static void r600_pcie_gen2_enable(struct radeon_device *rdev); |
| |
| /* get temperature in millidegrees */ |
| int rv6xx_get_temp(struct radeon_device *rdev) |
| { |
| u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >> |
| ASIC_T_SHIFT; |
| int actual_temp = temp & 0xff; |
| |
| if (temp & 0x100) |
| actual_temp -= 256; |
| |
| return actual_temp * 1000; |
| } |
| |
| void r600_pm_get_dynpm_state(struct radeon_device *rdev) |
| { |
| int i; |
| |
| rdev->pm.dynpm_can_upclock = true; |
| rdev->pm.dynpm_can_downclock = true; |
| |
| /* power state array is low to high, default is first */ |
| if ((rdev->flags & RADEON_IS_IGP) || (rdev->family == CHIP_R600)) { |
| int min_power_state_index = 0; |
| |
| if (rdev->pm.num_power_states > 2) |
| min_power_state_index = 1; |
| |
| switch (rdev->pm.dynpm_planned_action) { |
| case DYNPM_ACTION_MINIMUM: |
| rdev->pm.requested_power_state_index = min_power_state_index; |
| rdev->pm.requested_clock_mode_index = 0; |
| rdev->pm.dynpm_can_downclock = false; |
| break; |
| case DYNPM_ACTION_DOWNCLOCK: |
| if (rdev->pm.current_power_state_index == min_power_state_index) { |
| 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 { |
| if (rdev->pm.current_power_state_index == 0) |
| rdev->pm.requested_power_state_index = |
| rdev->pm.num_power_states - 1; |
| else |
| rdev->pm.requested_power_state_index = |
| rdev->pm.current_power_state_index - 1; |
| } |
| } |
| rdev->pm.requested_clock_mode_index = 0; |
| /* 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[rdev->pm.requested_clock_mode_index].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; |
| } |
| rdev->pm.requested_clock_mode_index = 0; |
| break; |
| case DYNPM_ACTION_DEFAULT: |
| rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index; |
| rdev->pm.requested_clock_mode_index = 0; |
| rdev->pm.dynpm_can_upclock = false; |
| break; |
| case DYNPM_ACTION_NONE: |
| default: |
| DRM_ERROR("Requested mode for not defined action\n"); |
| return; |
| } |
| } else { |
| /* XXX select a power state based on AC/DC, single/dualhead, etc. */ |
| /* for now just select the first power state and switch between clock modes */ |
| /* power state array is low to high, default is first (0) */ |
| if (rdev->pm.active_crtc_count > 1) { |
| rdev->pm.requested_power_state_index = -1; |
| /* start at 1 as we don't want the default mode */ |
| for (i = 1; i < rdev->pm.num_power_states; i++) { |
| if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY) |
| continue; |
| else if ((rdev->pm.power_state[i].type == POWER_STATE_TYPE_PERFORMANCE) || |
| (rdev->pm.power_state[i].type == POWER_STATE_TYPE_BATTERY)) { |
| rdev->pm.requested_power_state_index = i; |
| break; |
| } |
| } |
| /* if nothing selected, grab the default state. */ |
| if (rdev->pm.requested_power_state_index == -1) |
| rdev->pm.requested_power_state_index = 0; |
| } else |
| rdev->pm.requested_power_state_index = 1; |
| |
| switch (rdev->pm.dynpm_planned_action) { |
| case DYNPM_ACTION_MINIMUM: |
| rdev->pm.requested_clock_mode_index = 0; |
| rdev->pm.dynpm_can_downclock = false; |
| break; |
| case DYNPM_ACTION_DOWNCLOCK: |
| if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) { |
| if (rdev->pm.current_clock_mode_index == 0) { |
| rdev->pm.requested_clock_mode_index = 0; |
| rdev->pm.dynpm_can_downclock = false; |
| } else |
| rdev->pm.requested_clock_mode_index = |
| rdev->pm.current_clock_mode_index - 1; |
| } else { |
| rdev->pm.requested_clock_mode_index = 0; |
| rdev->pm.dynpm_can_downclock = false; |
| } |
| /* 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[rdev->pm.requested_clock_mode_index].flags & |
| RADEON_PM_MODE_NO_DISPLAY)) { |
| rdev->pm.requested_clock_mode_index++; |
| } |
| break; |
| case DYNPM_ACTION_UPCLOCK: |
| if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) { |
| if (rdev->pm.current_clock_mode_index == |
| (rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1)) { |
| rdev->pm.requested_clock_mode_index = rdev->pm.current_clock_mode_index; |
| rdev->pm.dynpm_can_upclock = false; |
| } else |
| rdev->pm.requested_clock_mode_index = |
| rdev->pm.current_clock_mode_index + 1; |
| } else { |
| rdev->pm.requested_clock_mode_index = |
| rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1; |
| rdev->pm.dynpm_can_upclock = false; |
| } |
| break; |
| case DYNPM_ACTION_DEFAULT: |
| rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index; |
| rdev->pm.requested_clock_mode_index = 0; |
| rdev->pm.dynpm_can_upclock = false; |
| break; |
| case DYNPM_ACTION_NONE: |
| default: |
| DRM_ERROR("Requested mode for not defined action\n"); |
| return; |
| } |
| } |
| |
| DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n", |
| rdev->pm.power_state[rdev->pm.requested_power_state_index]. |
| clock_info[rdev->pm.requested_clock_mode_index].sclk, |
| rdev->pm.power_state[rdev->pm.requested_power_state_index]. |
| clock_info[rdev->pm.requested_clock_mode_index].mclk, |
| rdev->pm.power_state[rdev->pm.requested_power_state_index]. |
| pcie_lanes); |
| } |
| |
| void rs780_pm_init_profile(struct radeon_device *rdev) |
| { |
| if (rdev->pm.num_power_states == 2) { |
| /* 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 = 1; |
| 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 = 0; |
| 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 = 0; |
| 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 = 1; |
| 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; |
| } else if (rdev->pm.num_power_states == 3) { |
| /* 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 = 1; |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1; |
| 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 = 1; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1; |
| 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 = 1; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 2; |
| 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 = 1; |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 1; |
| 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 = 1; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 1; |
| 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 = 1; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2; |
| 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; |
| } else { |
| /* 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 = 2; |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 2; |
| 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 = 2; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 2; |
| 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 = 2; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 3; |
| 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 = 2; |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0; |
| 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 = 2; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0; |
| 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 = 2; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 3; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0; |
| } |
| } |
| |
| void r600_pm_init_profile(struct radeon_device *rdev) |
| { |
| int idx; |
| |
| if (rdev->family == CHIP_R600) { |
| /* XXX */ |
| /* 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 = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; |
| 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 = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; |
| 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 = rdev->pm.default_power_state_index; |
| 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 = rdev->pm.default_power_state_index; |
| 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 = rdev->pm.default_power_state_index; |
| 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 = rdev->pm.default_power_state_index; |
| 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; |
| } else { |
| if (rdev->pm.num_power_states < 4) { |
| /* default */ |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2; |
| /* low sh */ |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1; |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1; |
| 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 = 1; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1; |
| /* high sh */ |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2; |
| /* low mh */ |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2; |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 2; |
| 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; |
| /* low mh */ |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 2; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1; |
| /* high mh */ |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2; |
| } else { |
| /* default */ |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2; |
| /* low sh */ |
| if (rdev->flags & RADEON_IS_MOBILITY) |
| idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); |
| else |
| idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; |
| /* mid sh */ |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1; |
| /* high sh */ |
| idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2; |
| /* low mh */ |
| if (rdev->flags & RADEON_IS_MOBILITY) |
| idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1); |
| else |
| idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; |
| /* mid mh */ |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1; |
| /* high mh */ |
| idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; |
| rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2; |
| } |
| } |
| } |
| |
| void r600_pm_misc(struct radeon_device *rdev) |
| { |
| int req_ps_idx = rdev->pm.requested_power_state_index; |
| int req_cm_idx = rdev->pm.requested_clock_mode_index; |
| struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx]; |
| struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage; |
| |
| if ((voltage->type == VOLTAGE_SW) && voltage->voltage) { |
| /* 0xff01 is a flag rather then an actual voltage */ |
| if (voltage->voltage == 0xff01) |
| return; |
| if (voltage->voltage != rdev->pm.current_vddc) { |
| radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC); |
| rdev->pm.current_vddc = voltage->voltage; |
| DRM_DEBUG_DRIVER("Setting: v: %d\n", voltage->voltage); |
| } |
| } |
| } |
| |
| bool r600_gui_idle(struct radeon_device *rdev) |
| { |
| if (RREG32(GRBM_STATUS) & GUI_ACTIVE) |
| return false; |
| else |
| return true; |
| } |
| |
| /* hpd for digital panel detect/disconnect */ |
| bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd) |
| { |
| bool connected = false; |
| |
| if (ASIC_IS_DCE3(rdev)) { |
| switch (hpd) { |
| case RADEON_HPD_1: |
| if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE) |
| connected = true; |
| break; |
| case RADEON_HPD_2: |
| if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE) |
| connected = true; |
| break; |
| case RADEON_HPD_3: |
| if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE) |
| connected = true; |
| break; |
| case RADEON_HPD_4: |
| if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE) |
| connected = true; |
| break; |
| /* DCE 3.2 */ |
| case RADEON_HPD_5: |
| if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE) |
| connected = true; |
| break; |
| case RADEON_HPD_6: |
| if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE) |
| connected = true; |
| break; |
| default: |
| break; |
| } |
| } else { |
| switch (hpd) { |
| case RADEON_HPD_1: |
| if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE) |
| connected = true; |
| break; |
| case RADEON_HPD_2: |
| if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE) |
| connected = true; |
| break; |
| case RADEON_HPD_3: |
| if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE) |
| connected = true; |
| break; |
| default: |
| break; |
| } |
| } |
| return connected; |
| } |
| |
| void r600_hpd_set_polarity(struct radeon_device *rdev, |
| enum radeon_hpd_id hpd) |
| { |
| u32 tmp; |
| bool connected = r600_hpd_sense(rdev, hpd); |
| |
| if (ASIC_IS_DCE3(rdev)) { |
| switch (hpd) { |
| case RADEON_HPD_1: |
| tmp = RREG32(DC_HPD1_INT_CONTROL); |
| if (connected) |
| tmp &= ~DC_HPDx_INT_POLARITY; |
| else |
| tmp |= DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD1_INT_CONTROL, tmp); |
| break; |
| case RADEON_HPD_2: |
| tmp = RREG32(DC_HPD2_INT_CONTROL); |
| if (connected) |
| tmp &= ~DC_HPDx_INT_POLARITY; |
| else |
| tmp |= DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD2_INT_CONTROL, tmp); |
| break; |
| case RADEON_HPD_3: |
| tmp = RREG32(DC_HPD3_INT_CONTROL); |
| if (connected) |
| tmp &= ~DC_HPDx_INT_POLARITY; |
| else |
| tmp |= DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD3_INT_CONTROL, tmp); |
| break; |
| case RADEON_HPD_4: |
| tmp = RREG32(DC_HPD4_INT_CONTROL); |
| if (connected) |
| tmp &= ~DC_HPDx_INT_POLARITY; |
| else |
| tmp |= DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD4_INT_CONTROL, tmp); |
| break; |
| case RADEON_HPD_5: |
| tmp = RREG32(DC_HPD5_INT_CONTROL); |
| if (connected) |
| tmp &= ~DC_HPDx_INT_POLARITY; |
| else |
| tmp |= DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD5_INT_CONTROL, tmp); |
| break; |
| /* DCE 3.2 */ |
| case RADEON_HPD_6: |
| tmp = RREG32(DC_HPD6_INT_CONTROL); |
| if (connected) |
| tmp &= ~DC_HPDx_INT_POLARITY; |
| else |
| tmp |= DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD6_INT_CONTROL, tmp); |
| break; |
| default: |
| break; |
| } |
| } else { |
| switch (hpd) { |
| case RADEON_HPD_1: |
| tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL); |
| if (connected) |
| tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY; |
| else |
| tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY; |
| WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp); |
| break; |
| case RADEON_HPD_2: |
| tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL); |
| if (connected) |
| tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY; |
| else |
| tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY; |
| WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp); |
| break; |
| case RADEON_HPD_3: |
| tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL); |
| if (connected) |
| tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY; |
| else |
| tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY; |
| WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp); |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| |
| void r600_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); |
| |
| if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || |
| connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { |
| /* don't try to enable hpd on eDP or LVDS avoid breaking the |
| * aux dp channel on imac and help (but not completely fix) |
| * https://bugzilla.redhat.com/show_bug.cgi?id=726143 |
| */ |
| continue; |
| } |
| if (ASIC_IS_DCE3(rdev)) { |
| u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa); |
| if (ASIC_IS_DCE32(rdev)) |
| tmp |= DC_HPDx_EN; |
| |
| switch (radeon_connector->hpd.hpd) { |
| case RADEON_HPD_1: |
| WREG32(DC_HPD1_CONTROL, tmp); |
| break; |
| case RADEON_HPD_2: |
| WREG32(DC_HPD2_CONTROL, tmp); |
| break; |
| case RADEON_HPD_3: |
| WREG32(DC_HPD3_CONTROL, tmp); |
| break; |
| case RADEON_HPD_4: |
| WREG32(DC_HPD4_CONTROL, tmp); |
| break; |
| /* DCE 3.2 */ |
| case RADEON_HPD_5: |
| WREG32(DC_HPD5_CONTROL, tmp); |
| break; |
| case RADEON_HPD_6: |
| WREG32(DC_HPD6_CONTROL, tmp); |
| break; |
| default: |
| break; |
| } |
| } else { |
| switch (radeon_connector->hpd.hpd) { |
| case RADEON_HPD_1: |
| WREG32(DC_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN); |
| break; |
| case RADEON_HPD_2: |
| WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN); |
| break; |
| case RADEON_HPD_3: |
| WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN); |
| break; |
| default: |
| break; |
| } |
| } |
| enable |= 1 << radeon_connector->hpd.hpd; |
| radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); |
| } |
| radeon_irq_kms_enable_hpd(rdev, enable); |
| } |
| |
| void r600_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); |
| if (ASIC_IS_DCE3(rdev)) { |
| switch (radeon_connector->hpd.hpd) { |
| case RADEON_HPD_1: |
| WREG32(DC_HPD1_CONTROL, 0); |
| break; |
| case RADEON_HPD_2: |
| WREG32(DC_HPD2_CONTROL, 0); |
| break; |
| case RADEON_HPD_3: |
| WREG32(DC_HPD3_CONTROL, 0); |
| break; |
| case RADEON_HPD_4: |
| WREG32(DC_HPD4_CONTROL, 0); |
| break; |
| /* DCE 3.2 */ |
| case RADEON_HPD_5: |
| WREG32(DC_HPD5_CONTROL, 0); |
| break; |
| case RADEON_HPD_6: |
| WREG32(DC_HPD6_CONTROL, 0); |
| break; |
| default: |
| break; |
| } |
| } else { |
| switch (radeon_connector->hpd.hpd) { |
| case RADEON_HPD_1: |
| WREG32(DC_HOT_PLUG_DETECT1_CONTROL, 0); |
| break; |
| case RADEON_HPD_2: |
| WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0); |
| break; |
| case RADEON_HPD_3: |
| WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0); |
| break; |
| default: |
| break; |
| } |
| } |
| disable |= 1 << radeon_connector->hpd.hpd; |
| } |
| radeon_irq_kms_disable_hpd(rdev, disable); |
| } |
| |
| /* |
| * R600 PCIE GART |
| */ |
| void r600_pcie_gart_tlb_flush(struct radeon_device *rdev) |
| { |
| unsigned i; |
| u32 tmp; |
| |
| /* flush hdp cache so updates hit vram */ |
| if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) && |
| !(rdev->flags & RADEON_IS_AGP)) { |
| void __iomem *ptr = (void *)rdev->gart.ptr; |
| u32 tmp; |
| |
| /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read |
| * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL |
| * This seems to cause problems on some AGP cards. Just use the old |
| * method for them. |
| */ |
| WREG32(HDP_DEBUG1, 0); |
| tmp = readl((void __iomem *)ptr); |
| } else |
| WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); |
| |
| WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12); |
| WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12); |
| WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1)); |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| /* read MC_STATUS */ |
| tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE); |
| tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT; |
| if (tmp == 2) { |
| printk(KERN_WARNING "[drm] r600 flush TLB failed\n"); |
| return; |
| } |
| if (tmp) { |
| return; |
| } |
| udelay(1); |
| } |
| } |
| |
| int r600_pcie_gart_init(struct radeon_device *rdev) |
| { |
| int r; |
| |
| if (rdev->gart.robj) { |
| WARN(1, "R600 PCIE 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 * 8; |
| return radeon_gart_table_vram_alloc(rdev); |
| } |
| |
| static int r600_pcie_gart_enable(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| int r, i; |
| |
| if (rdev->gart.robj == NULL) { |
| dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); |
| return -EINVAL; |
| } |
| r = radeon_gart_table_vram_pin(rdev); |
| if (r) |
| return r; |
| radeon_gart_restore(rdev); |
| |
| /* Setup L2 cache */ |
| WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | |
| ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | |
| EFFECTIVE_L2_QUEUE_SIZE(7)); |
| WREG32(VM_L2_CNTL2, 0); |
| WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1)); |
| /* Setup TLB control */ |
| tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | |
| SYSTEM_ACCESS_MODE_NOT_IN_SYS | |
| EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) | |
| ENABLE_WAIT_L2_QUERY; |
| WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING); |
| WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); |
| WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); |
| WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); |
| WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); |
| WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); |
| WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | |
| RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); |
| WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, |
| (u32)(rdev->dummy_page.addr >> 12)); |
| for (i = 1; i < 7; i++) |
| WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); |
| |
| r600_pcie_gart_tlb_flush(rdev); |
| DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", |
| (unsigned)(rdev->mc.gtt_size >> 20), |
| (unsigned long long)rdev->gart.table_addr); |
| rdev->gart.ready = true; |
| return 0; |
| } |
| |
| static void r600_pcie_gart_disable(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| int i; |
| |
| /* Disable all tables */ |
| for (i = 0; i < 7; i++) |
| WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); |
| |
| /* Disable L2 cache */ |
| WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING | |
| EFFECTIVE_L2_QUEUE_SIZE(7)); |
| WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1)); |
| /* Setup L1 TLB control */ |
| tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) | |
| ENABLE_WAIT_L2_QUERY; |
| WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp); |
| radeon_gart_table_vram_unpin(rdev); |
| } |
| |
| static void r600_pcie_gart_fini(struct radeon_device *rdev) |
| { |
| radeon_gart_fini(rdev); |
| r600_pcie_gart_disable(rdev); |
| radeon_gart_table_vram_free(rdev); |
| } |
| |
| static void r600_agp_enable(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| int i; |
| |
| /* Setup L2 cache */ |
| WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | |
| ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | |
| EFFECTIVE_L2_QUEUE_SIZE(7)); |
| WREG32(VM_L2_CNTL2, 0); |
| WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1)); |
| /* Setup TLB control */ |
| tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | |
| SYSTEM_ACCESS_MODE_NOT_IN_SYS | |
| EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) | |
| ENABLE_WAIT_L2_QUERY; |
| WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING); |
| WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp); |
| WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); |
| WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); |
| for (i = 0; i < 7; i++) |
| WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); |
| } |
| |
| int r600_mc_wait_for_idle(struct radeon_device *rdev) |
| { |
| unsigned i; |
| u32 tmp; |
| |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| /* read MC_STATUS */ |
| tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00; |
| if (!tmp) |
| return 0; |
| udelay(1); |
| } |
| return -1; |
| } |
| |
| static void r600_mc_program(struct radeon_device *rdev) |
| { |
| struct rv515_mc_save save; |
| u32 tmp; |
| int i, j; |
| |
| /* Initialize HDP */ |
| for (i = 0, j = 0; i < 32; i++, j += 0x18) { |
| WREG32((0x2c14 + j), 0x00000000); |
| WREG32((0x2c18 + j), 0x00000000); |
| WREG32((0x2c1c + j), 0x00000000); |
| WREG32((0x2c20 + j), 0x00000000); |
| WREG32((0x2c24 + j), 0x00000000); |
| } |
| WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0); |
| |
| rv515_mc_stop(rdev, &save); |
| if (r600_mc_wait_for_idle(rdev)) { |
| dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); |
| } |
| /* Lockout access through VGA aperture (doesn't exist before R600) */ |
| WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE); |
| /* Update configuration */ |
| if (rdev->flags & RADEON_IS_AGP) { |
| if (rdev->mc.vram_start < rdev->mc.gtt_start) { |
| /* VRAM before AGP */ |
| WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, |
| rdev->mc.vram_start >> 12); |
| WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, |
| rdev->mc.gtt_end >> 12); |
| } else { |
| /* VRAM after AGP */ |
| WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, |
| rdev->mc.gtt_start >> 12); |
| WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, |
| rdev->mc.vram_end >> 12); |
| } |
| } else { |
| WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12); |
| WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12); |
| } |
| WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12); |
| tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; |
| tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); |
| WREG32(MC_VM_FB_LOCATION, tmp); |
| WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8)); |
| WREG32(HDP_NONSURFACE_INFO, (2 << 7)); |
| WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF); |
| if (rdev->flags & RADEON_IS_AGP) { |
| WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22); |
| WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22); |
| WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22); |
| } else { |
| WREG32(MC_VM_AGP_BASE, 0); |
| WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF); |
| WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF); |
| } |
| if (r600_mc_wait_for_idle(rdev)) { |
| dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); |
| } |
| rv515_mc_resume(rdev, &save); |
| /* we need to own VRAM, so turn off the VGA renderer here |
| * to stop it overwriting our objects */ |
| rv515_vga_render_disable(rdev); |
| } |
| |
| /** |
| * r600_vram_gtt_location - try to find VRAM & GTT location |
| * @rdev: radeon device structure holding all necessary informations |
| * @mc: memory controller structure holding memory informations |
| * |
| * Function will place try to place VRAM at same place as in CPU (PCI) |
| * address space as some GPU seems to have issue when we reprogram at |
| * different address space. |
| * |
| * If there is not enough space to fit the unvisible VRAM after the |
| * aperture then we limit the VRAM size to the aperture. |
| * |
| * If we are using AGP then place VRAM adjacent to AGP aperture are we need |
| * them to be in one from GPU point of view so that we can program GPU to |
| * catch access outside them (weird GPU policy see ??). |
| * |
| * This function will never fails, worst case are limiting VRAM or GTT. |
| * |
| * Note: GTT start, end, size should be initialized before calling this |
| * function on AGP platform. |
| */ |
| static void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc) |
| { |
| u64 size_bf, size_af; |
| |
| if (mc->mc_vram_size > 0xE0000000) { |
| /* leave room for at least 512M GTT */ |
| dev_warn(rdev->dev, "limiting VRAM\n"); |
| mc->real_vram_size = 0xE0000000; |
| mc->mc_vram_size = 0xE0000000; |
| } |
| if (rdev->flags & RADEON_IS_AGP) { |
| size_bf = mc->gtt_start; |
| size_af = 0xFFFFFFFF - mc->gtt_end; |
| if (size_bf > size_af) { |
| if (mc->mc_vram_size > size_bf) { |
| dev_warn(rdev->dev, "limiting VRAM\n"); |
| mc->real_vram_size = size_bf; |
| mc->mc_vram_size = size_bf; |
| } |
| mc->vram_start = mc->gtt_start - mc->mc_vram_size; |
| } else { |
| if (mc->mc_vram_size > size_af) { |
| dev_warn(rdev->dev, "limiting VRAM\n"); |
| mc->real_vram_size = size_af; |
| mc->mc_vram_size = size_af; |
| } |
| mc->vram_start = mc->gtt_end + 1; |
| } |
| mc->vram_end = mc->vram_start + mc->mc_vram_size - 1; |
| dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n", |
| mc->mc_vram_size >> 20, mc->vram_start, |
| mc->vram_end, mc->real_vram_size >> 20); |
| } else { |
| u64 base = 0; |
| if (rdev->flags & RADEON_IS_IGP) { |
| base = RREG32(MC_VM_FB_LOCATION) & 0xFFFF; |
| base <<= 24; |
| } |
| radeon_vram_location(rdev, &rdev->mc, base); |
| rdev->mc.gtt_base_align = 0; |
| radeon_gtt_location(rdev, mc); |
| } |
| } |
| |
| static int r600_mc_init(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| int chansize, numchan; |
| |
| /* Get VRAM informations */ |
| rdev->mc.vram_is_ddr = true; |
| tmp = RREG32(RAMCFG); |
| if (tmp & CHANSIZE_OVERRIDE) { |
| chansize = 16; |
| } else if (tmp & CHANSIZE_MASK) { |
| chansize = 64; |
| } else { |
| chansize = 32; |
| } |
| tmp = RREG32(CHMAP); |
| switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { |
| case 0: |
| default: |
| numchan = 1; |
| break; |
| case 1: |
| numchan = 2; |
| break; |
| case 2: |
| numchan = 4; |
| break; |
| case 3: |
| numchan = 8; |
| break; |
| } |
| rdev->mc.vram_width = numchan * chansize; |
| /* Could aper size report 0 ? */ |
| rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0); |
| rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0); |
| /* Setup GPU memory space */ |
| rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE); |
| rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE); |
| rdev->mc.visible_vram_size = rdev->mc.aper_size; |
| r600_vram_gtt_location(rdev, &rdev->mc); |
| |
| if (rdev->flags & RADEON_IS_IGP) { |
| rs690_pm_info(rdev); |
| rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev); |
| } |
| radeon_update_bandwidth_info(rdev); |
| return 0; |
| } |
| |
| int r600_vram_scratch_init(struct radeon_device *rdev) |
| { |
| int r; |
| |
| if (rdev->vram_scratch.robj == NULL) { |
| r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE, |
| PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, |
| NULL, &rdev->vram_scratch.robj); |
| if (r) { |
| return r; |
| } |
| } |
| |
| r = radeon_bo_reserve(rdev->vram_scratch.robj, false); |
| if (unlikely(r != 0)) |
| return r; |
| r = radeon_bo_pin(rdev->vram_scratch.robj, |
| RADEON_GEM_DOMAIN_VRAM, &rdev->vram_scratch.gpu_addr); |
| if (r) { |
| radeon_bo_unreserve(rdev->vram_scratch.robj); |
| return r; |
| } |
| r = radeon_bo_kmap(rdev->vram_scratch.robj, |
| (void **)&rdev->vram_scratch.ptr); |
| if (r) |
| radeon_bo_unpin(rdev->vram_scratch.robj); |
| radeon_bo_unreserve(rdev->vram_scratch.robj); |
| |
| return r; |
| } |
| |
| void r600_vram_scratch_fini(struct radeon_device *rdev) |
| { |
| int r; |
| |
| if (rdev->vram_scratch.robj == NULL) { |
| return; |
| } |
| r = radeon_bo_reserve(rdev->vram_scratch.robj, false); |
| if (likely(r == 0)) { |
| radeon_bo_kunmap(rdev->vram_scratch.robj); |
| radeon_bo_unpin(rdev->vram_scratch.robj); |
| radeon_bo_unreserve(rdev->vram_scratch.robj); |
| } |
| radeon_bo_unref(&rdev->vram_scratch.robj); |
| } |
| |
| /* We doesn't check that the GPU really needs a reset we simply do the |
| * reset, it's up to the caller to determine if the GPU needs one. We |
| * might add an helper function to check that. |
| */ |
| static void r600_gpu_soft_reset_gfx(struct radeon_device *rdev) |
| { |
| u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) | |
| S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) | |
| S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) | |
| S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) | |
| S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) | |
| S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) | |
| S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) | |
| S_008010_GUI_ACTIVE(1); |
| u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) | |
| S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) | |
| S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) | |
| S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) | |
| S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) | |
| S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) | |
| S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) | |
| S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1); |
| u32 tmp; |
| |
| if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) |
| return; |
| |
| dev_info(rdev->dev, " R_008010_GRBM_STATUS = 0x%08X\n", |
| RREG32(R_008010_GRBM_STATUS)); |
| dev_info(rdev->dev, " R_008014_GRBM_STATUS2 = 0x%08X\n", |
| RREG32(R_008014_GRBM_STATUS2)); |
| dev_info(rdev->dev, " R_000E50_SRBM_STATUS = 0x%08X\n", |
| RREG32(R_000E50_SRBM_STATUS)); |
| dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n", |
| RREG32(CP_STALLED_STAT1)); |
| dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n", |
| RREG32(CP_STALLED_STAT2)); |
| dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n", |
| RREG32(CP_BUSY_STAT)); |
| dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n", |
| RREG32(CP_STAT)); |
| |
| /* Disable CP parsing/prefetching */ |
| WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1)); |
| |
| /* Check if any of the rendering block is busy and reset it */ |
| if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) || |
| (RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) { |
| tmp = S_008020_SOFT_RESET_CR(1) | |
| S_008020_SOFT_RESET_DB(1) | |
| S_008020_SOFT_RESET_CB(1) | |
| S_008020_SOFT_RESET_PA(1) | |
| S_008020_SOFT_RESET_SC(1) | |
| S_008020_SOFT_RESET_SMX(1) | |
| S_008020_SOFT_RESET_SPI(1) | |
| S_008020_SOFT_RESET_SX(1) | |
| S_008020_SOFT_RESET_SH(1) | |
| S_008020_SOFT_RESET_TC(1) | |
| S_008020_SOFT_RESET_TA(1) | |
| S_008020_SOFT_RESET_VC(1) | |
| S_008020_SOFT_RESET_VGT(1); |
| dev_info(rdev->dev, " R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp); |
| WREG32(R_008020_GRBM_SOFT_RESET, tmp); |
| RREG32(R_008020_GRBM_SOFT_RESET); |
| mdelay(15); |
| WREG32(R_008020_GRBM_SOFT_RESET, 0); |
| } |
| /* Reset CP (we always reset CP) */ |
| tmp = S_008020_SOFT_RESET_CP(1); |
| dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp); |
| WREG32(R_008020_GRBM_SOFT_RESET, tmp); |
| RREG32(R_008020_GRBM_SOFT_RESET); |
| mdelay(15); |
| WREG32(R_008020_GRBM_SOFT_RESET, 0); |
| |
| dev_info(rdev->dev, " R_008010_GRBM_STATUS = 0x%08X\n", |
| RREG32(R_008010_GRBM_STATUS)); |
| dev_info(rdev->dev, " R_008014_GRBM_STATUS2 = 0x%08X\n", |
| RREG32(R_008014_GRBM_STATUS2)); |
| dev_info(rdev->dev, " R_000E50_SRBM_STATUS = 0x%08X\n", |
| RREG32(R_000E50_SRBM_STATUS)); |
| dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n", |
| RREG32(CP_STALLED_STAT1)); |
| dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n", |
| RREG32(CP_STALLED_STAT2)); |
| dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n", |
| RREG32(CP_BUSY_STAT)); |
| dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n", |
| RREG32(CP_STAT)); |
| |
| } |
| |
| static void r600_gpu_soft_reset_dma(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| |
| if (RREG32(DMA_STATUS_REG) & DMA_IDLE) |
| return; |
| |
| dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n", |
| RREG32(DMA_STATUS_REG)); |
| |
| /* Disable DMA */ |
| tmp = RREG32(DMA_RB_CNTL); |
| tmp &= ~DMA_RB_ENABLE; |
| WREG32(DMA_RB_CNTL, tmp); |
| |
| /* Reset dma */ |
| if (rdev->family >= CHIP_RV770) |
| WREG32(SRBM_SOFT_RESET, RV770_SOFT_RESET_DMA); |
| else |
| WREG32(SRBM_SOFT_RESET, SOFT_RESET_DMA); |
| RREG32(SRBM_SOFT_RESET); |
| udelay(50); |
| WREG32(SRBM_SOFT_RESET, 0); |
| |
| dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n", |
| RREG32(DMA_STATUS_REG)); |
| } |
| |
| static int r600_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask) |
| { |
| struct rv515_mc_save save; |
| |
| if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) |
| reset_mask &= ~(RADEON_RESET_GFX | RADEON_RESET_COMPUTE); |
| |
| if (RREG32(DMA_STATUS_REG) & DMA_IDLE) |
| reset_mask &= ~RADEON_RESET_DMA; |
| |
| if (reset_mask == 0) |
| return 0; |
| |
| dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask); |
| |
| rv515_mc_stop(rdev, &save); |
| if (r600_mc_wait_for_idle(rdev)) { |
| dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); |
| } |
| |
| if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) |
| r600_gpu_soft_reset_gfx(rdev); |
| |
| if (reset_mask & RADEON_RESET_DMA) |
| r600_gpu_soft_reset_dma(rdev); |
| |
| /* Wait a little for things to settle down */ |
| mdelay(1); |
| |
| rv515_mc_resume(rdev, &save); |
| return 0; |
| } |
| |
| bool r600_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) |
| { |
| u32 srbm_status; |
| u32 grbm_status; |
| u32 grbm_status2; |
| |
| srbm_status = RREG32(R_000E50_SRBM_STATUS); |
| grbm_status = RREG32(R_008010_GRBM_STATUS); |
| grbm_status2 = RREG32(R_008014_GRBM_STATUS2); |
| if (!G_008010_GUI_ACTIVE(grbm_status)) { |
| radeon_ring_lockup_update(ring); |
| return false; |
| } |
| /* force CP activities */ |
| radeon_ring_force_activity(rdev, ring); |
| return radeon_ring_test_lockup(rdev, ring); |
| } |
| |
| /** |
| * r600_dma_is_lockup - Check if the DMA engine is locked up |
| * |
| * @rdev: radeon_device pointer |
| * @ring: radeon_ring structure holding ring information |
| * |
| * Check if the async DMA engine is locked up (r6xx-evergreen). |
| * Returns true if the engine appears to be locked up, false if not. |
| */ |
| bool r600_dma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) |
| { |
| u32 dma_status_reg; |
| |
| dma_status_reg = RREG32(DMA_STATUS_REG); |
| if (dma_status_reg & DMA_IDLE) { |
| radeon_ring_lockup_update(ring); |
| return false; |
| } |
| /* force ring activities */ |
| radeon_ring_force_activity(rdev, ring); |
| return radeon_ring_test_lockup(rdev, ring); |
| } |
| |
| int r600_asic_reset(struct radeon_device *rdev) |
| { |
| return r600_gpu_soft_reset(rdev, (RADEON_RESET_GFX | |
| RADEON_RESET_COMPUTE | |
| RADEON_RESET_DMA)); |
| } |
| |
| u32 r6xx_remap_render_backend(struct radeon_device *rdev, |
| u32 tiling_pipe_num, |
| u32 max_rb_num, |
| u32 total_max_rb_num, |
| u32 disabled_rb_mask) |
| { |
| u32 rendering_pipe_num, rb_num_width, req_rb_num; |
| u32 pipe_rb_ratio, pipe_rb_remain; |
| u32 data = 0, mask = 1 << (max_rb_num - 1); |
| unsigned i, j; |
| |
| /* mask out the RBs that don't exist on that asic */ |
| disabled_rb_mask |= (0xff << max_rb_num) & 0xff; |
| |
| rendering_pipe_num = 1 << tiling_pipe_num; |
| req_rb_num = total_max_rb_num - r600_count_pipe_bits(disabled_rb_mask); |
| BUG_ON(rendering_pipe_num < req_rb_num); |
| |
| pipe_rb_ratio = rendering_pipe_num / req_rb_num; |
| pipe_rb_remain = rendering_pipe_num - pipe_rb_ratio * req_rb_num; |
| |
| if (rdev->family <= CHIP_RV740) { |
| /* r6xx/r7xx */ |
| rb_num_width = 2; |
| } else { |
| /* eg+ */ |
| rb_num_width = 4; |
| } |
| |
| for (i = 0; i < max_rb_num; i++) { |
| if (!(mask & disabled_rb_mask)) { |
| for (j = 0; j < pipe_rb_ratio; j++) { |
| data <<= rb_num_width; |
| data |= max_rb_num - i - 1; |
| } |
| if (pipe_rb_remain) { |
| data <<= rb_num_width; |
| data |= max_rb_num - i - 1; |
| pipe_rb_remain--; |
| } |
| } |
| mask >>= 1; |
| } |
| |
| return data; |
| } |
| |
| int r600_count_pipe_bits(uint32_t val) |
| { |
| return hweight32(val); |
| } |
| |
| static void r600_gpu_init(struct radeon_device *rdev) |
| { |
| u32 tiling_config; |
| u32 ramcfg; |
| u32 cc_rb_backend_disable; |
| u32 cc_gc_shader_pipe_config; |
| u32 tmp; |
| int i, j; |
| u32 sq_config; |
| u32 sq_gpr_resource_mgmt_1 = 0; |
| u32 sq_gpr_resource_mgmt_2 = 0; |
| u32 sq_thread_resource_mgmt = 0; |
| u32 sq_stack_resource_mgmt_1 = 0; |
| u32 sq_stack_resource_mgmt_2 = 0; |
| u32 disabled_rb_mask; |
| |
| rdev->config.r600.tiling_group_size = 256; |
| switch (rdev->family) { |
| case CHIP_R600: |
| rdev->config.r600.max_pipes = 4; |
| rdev->config.r600.max_tile_pipes = 8; |
| rdev->config.r600.max_simds = 4; |
| rdev->config.r600.max_backends = 4; |
| rdev->config.r600.max_gprs = 256; |
| rdev->config.r600.max_threads = 192; |
| rdev->config.r600.max_stack_entries = 256; |
| rdev->config.r600.max_hw_contexts = 8; |
| rdev->config.r600.max_gs_threads = 16; |
| rdev->config.r600.sx_max_export_size = 128; |
| rdev->config.r600.sx_max_export_pos_size = 16; |
| rdev->config.r600.sx_max_export_smx_size = 128; |
| rdev->config.r600.sq_num_cf_insts = 2; |
| break; |
| case CHIP_RV630: |
| case CHIP_RV635: |
| rdev->config.r600.max_pipes = 2; |
| rdev->config.r600.max_tile_pipes = 2; |
| rdev->config.r600.max_simds = 3; |
| rdev->config.r600.max_backends = 1; |
| rdev->config.r600.max_gprs = 128; |
| rdev->config.r600.max_threads = 192; |
| rdev->config.r600.max_stack_entries = 128; |
| rdev->config.r600.max_hw_contexts = 8; |
| rdev->config.r600.max_gs_threads = 4; |
| rdev->config.r600.sx_max_export_size = 128; |
| rdev->config.r600.sx_max_export_pos_size = 16; |
| rdev->config.r600.sx_max_export_smx_size = 128; |
| rdev->config.r600.sq_num_cf_insts = 2; |
| break; |
| case CHIP_RV610: |
| case CHIP_RV620: |
| case CHIP_RS780: |
| case CHIP_RS880: |
| rdev->config.r600.max_pipes = 1; |
| rdev->config.r600.max_tile_pipes = 1; |
| rdev->config.r600.max_simds = 2; |
| rdev->config.r600.max_backends = 1; |
| rdev->config.r600.max_gprs = 128; |
| rdev->config.r600.max_threads = 192; |
| rdev->config.r600.max_stack_entries = 128; |
| rdev->config.r600.max_hw_contexts = 4; |
| rdev->config.r600.max_gs_threads = 4; |
| rdev->config.r600.sx_max_export_size = 128; |
| rdev->config.r600.sx_max_export_pos_size = 16; |
| rdev->config.r600.sx_max_export_smx_size = 128; |
| rdev->config.r600.sq_num_cf_insts = 1; |
| break; |
| case CHIP_RV670: |
| rdev->config.r600.max_pipes = 4; |
| rdev->config.r600.max_tile_pipes = 4; |
| rdev->config.r600.max_simds = 4; |
| rdev->config.r600.max_backends = 4; |
| rdev->config.r600.max_gprs = 192; |
| rdev->config.r600.max_threads = 192; |
| rdev->config.r600.max_stack_entries = 256; |
| rdev->config.r600.max_hw_contexts = 8; |
| rdev->config.r600.max_gs_threads = 16; |
| rdev->config.r600.sx_max_export_size = 128; |
| rdev->config.r600.sx_max_export_pos_size = 16; |
| rdev->config.r600.sx_max_export_smx_size = 128; |
| rdev->config.r600.sq_num_cf_insts = 2; |
| break; |
| default: |
| break; |
| } |
| |
| /* Initialize HDP */ |
| for (i = 0, j = 0; i < 32; i++, j += 0x18) { |
| WREG32((0x2c14 + j), 0x00000000); |
| WREG32((0x2c18 + j), 0x00000000); |
| WREG32((0x2c1c + j), 0x00000000); |
| WREG32((0x2c20 + j), 0x00000000); |
| WREG32((0x2c24 + j), 0x00000000); |
| } |
| |
| WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff)); |
| |
| /* Setup tiling */ |
| tiling_config = 0; |
| ramcfg = RREG32(RAMCFG); |
| switch (rdev->config.r600.max_tile_pipes) { |
| case 1: |
| tiling_config |= PIPE_TILING(0); |
| break; |
| case 2: |
| tiling_config |= PIPE_TILING(1); |
| break; |
| case 4: |
| tiling_config |= PIPE_TILING(2); |
| break; |
| case 8: |
| tiling_config |= PIPE_TILING(3); |
| break; |
| default: |
| break; |
| } |
| rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes; |
| rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT); |
| tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT); |
| tiling_config |= GROUP_SIZE((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT); |
| |
| tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT; |
| if (tmp > 3) { |
| tiling_config |= ROW_TILING(3); |
| tiling_config |= SAMPLE_SPLIT(3); |
| } else { |
| tiling_config |= ROW_TILING(tmp); |
| tiling_config |= SAMPLE_SPLIT(tmp); |
| } |
| tiling_config |= BANK_SWAPS(1); |
| |
| cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000; |
| tmp = R6XX_MAX_BACKENDS - |
| r600_count_pipe_bits((cc_rb_backend_disable >> 16) & R6XX_MAX_BACKENDS_MASK); |
| if (tmp < rdev->config.r600.max_backends) { |
| rdev->config.r600.max_backends = tmp; |
| } |
| |
| cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0x00ffff00; |
| tmp = R6XX_MAX_PIPES - |
| r600_count_pipe_bits((cc_gc_shader_pipe_config >> 8) & R6XX_MAX_PIPES_MASK); |
| if (tmp < rdev->config.r600.max_pipes) { |
| rdev->config.r600.max_pipes = tmp; |
| } |
| tmp = R6XX_MAX_SIMDS - |
| r600_count_pipe_bits((cc_gc_shader_pipe_config >> 16) & R6XX_MAX_SIMDS_MASK); |
| if (tmp < rdev->config.r600.max_simds) { |
| rdev->config.r600.max_simds = tmp; |
| } |
| |
| disabled_rb_mask = (RREG32(CC_RB_BACKEND_DISABLE) >> 16) & R6XX_MAX_BACKENDS_MASK; |
| tmp = (tiling_config & PIPE_TILING__MASK) >> PIPE_TILING__SHIFT; |
| tmp = r6xx_remap_render_backend(rdev, tmp, rdev->config.r600.max_backends, |
| R6XX_MAX_BACKENDS, disabled_rb_mask); |
| tiling_config |= tmp << 16; |
| rdev->config.r600.backend_map = tmp; |
| |
| rdev->config.r600.tile_config = tiling_config; |
| WREG32(GB_TILING_CONFIG, tiling_config); |
| WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff); |
| WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff); |
| WREG32(DMA_TILING_CONFIG, tiling_config & 0xffff); |
| |
| tmp = R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8); |
| WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK); |
| WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK); |
| |
| /* Setup some CP states */ |
| WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b))); |
| WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40))); |
| |
| WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT | |
| SYNC_WALKER | SYNC_ALIGNER)); |
| /* Setup various GPU states */ |
| if (rdev->family == CHIP_RV670) |
| WREG32(ARB_GDEC_RD_CNTL, 0x00000021); |
| |
| tmp = RREG32(SX_DEBUG_1); |
| tmp |= SMX_EVENT_RELEASE; |
| if ((rdev->family > CHIP_R600)) |
| tmp |= ENABLE_NEW_SMX_ADDRESS; |
| WREG32(SX_DEBUG_1, tmp); |
| |
| if (((rdev->family) == CHIP_R600) || |
| ((rdev->family) == CHIP_RV630) || |
| ((rdev->family) == CHIP_RV610) || |
| ((rdev->family) == CHIP_RV620) || |
| ((rdev->family) == CHIP_RS780) || |
| ((rdev->family) == CHIP_RS880)) { |
| WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE); |
| } else { |
| WREG32(DB_DEBUG, 0); |
| } |
| WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) | |
| DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4))); |
| |
| WREG32(PA_SC_MULTI_CHIP_CNTL, 0); |
| WREG32(VGT_NUM_INSTANCES, 0); |
| |
| WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0)); |
| WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0)); |
| |
| tmp = RREG32(SQ_MS_FIFO_SIZES); |
| if (((rdev->family) == CHIP_RV610) || |
| ((rdev->family) == CHIP_RV620) || |
| ((rdev->family) == CHIP_RS780) || |
| ((rdev->family) == CHIP_RS880)) { |
| tmp = (CACHE_FIFO_SIZE(0xa) | |
| FETCH_FIFO_HIWATER(0xa) | |
| DONE_FIFO_HIWATER(0xe0) | |
| ALU_UPDATE_FIFO_HIWATER(0x8)); |
| } else if (((rdev->family) == CHIP_R600) || |
| ((rdev->family) == CHIP_RV630)) { |
| tmp &= ~DONE_FIFO_HIWATER(0xff); |
| tmp |= DONE_FIFO_HIWATER(0x4); |
| } |
| WREG32(SQ_MS_FIFO_SIZES, tmp); |
| |
| /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT |
| * should be adjusted as needed by the 2D/3D drivers. This just sets default values |
| */ |
| sq_config = RREG32(SQ_CONFIG); |
| sq_config &= ~(PS_PRIO(3) | |
| VS_PRIO(3) | |
| GS_PRIO(3) | |
| ES_PRIO(3)); |
| sq_config |= (DX9_CONSTS | |
| VC_ENABLE | |
| PS_PRIO(0) | |
| VS_PRIO(1) | |
| GS_PRIO(2) | |
| ES_PRIO(3)); |
| |
| if ((rdev->family) == CHIP_R600) { |
| sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) | |
| NUM_VS_GPRS(124) | |
| NUM_CLAUSE_TEMP_GPRS(4)); |
| sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) | |
| NUM_ES_GPRS(0)); |
| sq_thread_resource_mgmt = (NUM_PS_THREADS(136) | |
| NUM_VS_THREADS(48) | |
| NUM_GS_THREADS(4) | |
| NUM_ES_THREADS(4)); |
| sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) | |
| NUM_VS_STACK_ENTRIES(128)); |
| sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) | |
| NUM_ES_STACK_ENTRIES(0)); |
| } else if (((rdev->family) == CHIP_RV610) || |
| ((rdev->family) == CHIP_RV620) || |
| ((rdev->family) == CHIP_RS780) || |
| ((rdev->family) == CHIP_RS880)) { |
| /* no vertex cache */ |
| sq_config &= ~VC_ENABLE; |
| |
| sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) | |
| NUM_VS_GPRS(44) | |
| NUM_CLAUSE_TEMP_GPRS(2)); |
| sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) | |
| NUM_ES_GPRS(17)); |
| sq_thread_resource_mgmt = (NUM_PS_THREADS(79) | |
| NUM_VS_THREADS(78) | |
| NUM_GS_THREADS(4) | |
| NUM_ES_THREADS(31)); |
| sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) | |
| NUM_VS_STACK_ENTRIES(40)); |
| sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) | |
| NUM_ES_STACK_ENTRIES(16)); |
| } else if (((rdev->family) == CHIP_RV630) || |
| ((rdev->family) == CHIP_RV635)) { |
| sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) | |
| NUM_VS_GPRS(44) | |
| NUM_CLAUSE_TEMP_GPRS(2)); |
| sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) | |
| NUM_ES_GPRS(18)); |
| sq_thread_resource_mgmt = (NUM_PS_THREADS(79) | |
| NUM_VS_THREADS(78) | |
| NUM_GS_THREADS(4) | |
| NUM_ES_THREADS(31)); |
| sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) | |
| NUM_VS_STACK_ENTRIES(40)); |
| sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) | |
| NUM_ES_STACK_ENTRIES(16)); |
| } else if ((rdev->family) == CHIP_RV670) { |
| sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) | |
| NUM_VS_GPRS(44) | |
| NUM_CLAUSE_TEMP_GPRS(2)); |
| sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) | |
| NUM_ES_GPRS(17)); |
| sq_thread_resource_mgmt = (NUM_PS_THREADS(79) | |
| NUM_VS_THREADS(78) | |
| NUM_GS_THREADS(4) | |
| NUM_ES_THREADS(31)); |
| sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) | |
| NUM_VS_STACK_ENTRIES(64)); |
| sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) | |
| NUM_ES_STACK_ENTRIES(64)); |
| } |
| |
| WREG32(SQ_CONFIG, sq_config); |
| WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1); |
| WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2); |
| WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt); |
| WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1); |
| WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2); |
| |
| if (((rdev->family) == CHIP_RV610) || |
| ((rdev->family) == CHIP_RV620) || |
| ((rdev->family) == CHIP_RS780) || |
| ((rdev->family) == CHIP_RS880)) { |
| WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY)); |
| } else { |
| WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC)); |
| } |
| |
| /* More default values. 2D/3D driver should adjust as needed */ |
| WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) | |
| S1_X(0x4) | S1_Y(0xc))); |
| WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) | |
| S1_X(0x2) | S1_Y(0x2) | |
| S2_X(0xa) | S2_Y(0x6) | |
| S3_X(0x6) | S3_Y(0xa))); |
| WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) | |
| S1_X(0x4) | S1_Y(0xc) | |
| S2_X(0x1) | S2_Y(0x6) | |
| S3_X(0xa) | S3_Y(0xe))); |
| WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) | |
| S5_X(0x0) | S5_Y(0x0) | |
| S6_X(0xb) | S6_Y(0x4) | |
| S7_X(0x7) | S7_Y(0x8))); |
| |
| WREG32(VGT_STRMOUT_EN, 0); |
| tmp = rdev->config.r600.max_pipes * 16; |
| switch (rdev->family) { |
| case CHIP_RV610: |
| case CHIP_RV620: |
| case CHIP_RS780: |
| case CHIP_RS880: |
| tmp += 32; |
| break; |
| case CHIP_RV670: |
| tmp += 128; |
| break; |
| default: |
| break; |
| } |
| if (tmp > 256) { |
| tmp = 256; |
| } |
| WREG32(VGT_ES_PER_GS, 128); |
| WREG32(VGT_GS_PER_ES, tmp); |
| WREG32(VGT_GS_PER_VS, 2); |
| WREG32(VGT_GS_VERTEX_REUSE, 16); |
| |
| /* more default values. 2D/3D driver should adjust as needed */ |
| WREG32(PA_SC_LINE_STIPPLE_STATE, 0); |
| WREG32(VGT_STRMOUT_EN, 0); |
| WREG32(SX_MISC, 0); |
| WREG32(PA_SC_MODE_CNTL, 0); |
| WREG32(PA_SC_AA_CONFIG, 0); |
| WREG32(PA_SC_LINE_STIPPLE, 0); |
| WREG32(SPI_INPUT_Z, 0); |
| WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2)); |
| WREG32(CB_COLOR7_FRAG, 0); |
| |
| /* Clear render buffer base addresses */ |
| WREG32(CB_COLOR0_BASE, 0); |
| WREG32(CB_COLOR1_BASE, 0); |
| WREG32(CB_COLOR2_BASE, 0); |
| WREG32(CB_COLOR3_BASE, 0); |
| WREG32(CB_COLOR4_BASE, 0); |
| WREG32(CB_COLOR5_BASE, 0); |
| WREG32(CB_COLOR6_BASE, 0); |
| WREG32(CB_COLOR7_BASE, 0); |
| WREG32(CB_COLOR7_FRAG, 0); |
| |
| switch (rdev->family) { |
| case CHIP_RV610: |
| case CHIP_RV620: |
| case CHIP_RS780: |
| case CHIP_RS880: |
| tmp = TC_L2_SIZE(8); |
| break; |
| case CHIP_RV630: |
| case CHIP_RV635: |
| tmp = TC_L2_SIZE(4); |
| break; |
| case CHIP_R600: |
| tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT; |
| break; |
| default: |
| tmp = TC_L2_SIZE(0); |
| break; |
| } |
| WREG32(TC_CNTL, tmp); |
| |
| tmp = RREG32(HDP_HOST_PATH_CNTL); |
| WREG32(HDP_HOST_PATH_CNTL, tmp); |
| |
| tmp = RREG32(ARB_POP); |
| tmp |= ENABLE_TC128; |
| WREG32(ARB_POP, tmp); |
| |
| WREG32(PA_SC_MULTI_CHIP_CNTL, 0); |
| WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA | |
| NUM_CLIP_SEQ(3))); |
| WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095)); |
| WREG32(VC_ENHANCE, 0); |
| } |
| |
| |
| /* |
| * Indirect registers accessor |
| */ |
| u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg) |
| { |
| u32 r; |
| |
| WREG32(PCIE_PORT_INDEX, ((reg) & 0xff)); |
| (void)RREG32(PCIE_PORT_INDEX); |
| r = RREG32(PCIE_PORT_DATA); |
| return r; |
| } |
| |
| void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v) |
| { |
| WREG32(PCIE_PORT_INDEX, ((reg) & 0xff)); |
| (void)RREG32(PCIE_PORT_INDEX); |
| WREG32(PCIE_PORT_DATA, (v)); |
| (void)RREG32(PCIE_PORT_DATA); |
| } |
| |
| /* |
| * CP & Ring |
| */ |
| void r600_cp_stop(struct radeon_device *rdev) |
| { |
| radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); |
| WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1)); |
| WREG32(SCRATCH_UMSK, 0); |
| rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; |
| } |
| |
| int r600_init_microcode(struct radeon_device *rdev) |
| { |
| struct platform_device *pdev; |
| const char *chip_name; |
| const char *rlc_chip_name; |
| size_t pfp_req_size, me_req_size, rlc_req_size; |
| char fw_name[30]; |
| int err; |
| |
| DRM_DEBUG("\n"); |
| |
| pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); |
| err = IS_ERR(pdev); |
| if (err) { |
| printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); |
| return -EINVAL; |
| } |
| |
| switch (rdev->family) { |
| case CHIP_R600: |
| chip_name = "R600"; |
| rlc_chip_name = "R600"; |
| break; |
| case CHIP_RV610: |
| chip_name = "RV610"; |
| rlc_chip_name = "R600"; |
| break; |
| case CHIP_RV630: |
| chip_name = "RV630"; |
| rlc_chip_name = "R600"; |
| break; |
| case CHIP_RV620: |
| chip_name = "RV620"; |
| rlc_chip_name = "R600"; |
| break; |
| case CHIP_RV635: |
| chip_name = "RV635"; |
| rlc_chip_name = "R600"; |
| break; |
| case CHIP_RV670: |
| chip_name = "RV670"; |
| rlc_chip_name = "R600"; |
| break; |
| case CHIP_RS780: |
| case CHIP_RS880: |
| chip_name = "RS780"; |
| rlc_chip_name = "R600"; |
| break; |
| case CHIP_RV770: |
| chip_name = "RV770"; |
| rlc_chip_name = "R700"; |
| break; |
| case CHIP_RV730: |
| case CHIP_RV740: |
| chip_name = "RV730"; |
| rlc_chip_name = "R700"; |
| break; |
| case CHIP_RV710: |
| chip_name = "RV710"; |
| rlc_chip_name = "R700"; |
| break; |
| case CHIP_CEDAR: |
| chip_name = "CEDAR"; |
| rlc_chip_name = "CEDAR"; |
| break; |
| case CHIP_REDWOOD: |
| chip_name = "REDWOOD"; |
| rlc_chip_name = "REDWOOD"; |
| break; |
| case CHIP_JUNIPER: |
| chip_name = "JUNIPER"; |
| rlc_chip_name = "JUNIPER"; |
| break; |
| case CHIP_CYPRESS: |
| case CHIP_HEMLOCK: |
| chip_name = "CYPRESS"; |
| rlc_chip_name = "CYPRESS"; |
| break; |
| case CHIP_PALM: |
| chip_name = "PALM"; |
| rlc_chip_name = "SUMO"; |
| break; |
| case CHIP_SUMO: |
| chip_name = "SUMO"; |
| rlc_chip_name = "SUMO"; |
| break; |
| case CHIP_SUMO2: |
| chip_name = "SUMO2"; |
| rlc_chip_name = "SUMO"; |
| break; |
| default: BUG(); |
| } |
| |
| if (rdev->family >= CHIP_CEDAR) { |
| pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4; |
| me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4; |
| rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4; |
| } else if (rdev->family >= CHIP_RV770) { |
| pfp_req_size = R700_PFP_UCODE_SIZE * 4; |
| me_req_size = R700_PM4_UCODE_SIZE * 4; |
| rlc_req_size = R700_RLC_UCODE_SIZE * 4; |
| } else { |
| pfp_req_size = PFP_UCODE_SIZE * 4; |
| me_req_size = PM4_UCODE_SIZE * 12; |
| rlc_req_size = RLC_UCODE_SIZE * 4; |
| } |
| |
| DRM_INFO("Loading %s Microcode\n", chip_name); |
| |
| snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); |
| err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); |
| if (err) |
| goto out; |
| if (rdev->pfp_fw->size != pfp_req_size) { |
| printk(KERN_ERR |
| "r600_cp: Bogus length %zu in firmware \"%s\"\n", |
| rdev->pfp_fw->size, fw_name); |
| err = -EINVAL; |
| goto out; |
| } |
| |
| snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); |
| err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); |
| if (err) |
| goto out; |
| if (rdev->me_fw->size != me_req_size) { |
| printk(KERN_ERR |
| "r600_cp: Bogus length %zu in firmware \"%s\"\n", |
| rdev->me_fw->size, fw_name); |
| err = -EINVAL; |
| } |
| |
| snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name); |
| err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev); |
| if (err) |
| goto out; |
| if (rdev->rlc_fw->size != rlc_req_size) { |
| printk(KERN_ERR |
| "r600_rlc: Bogus length %zu in firmware \"%s\"\n", |
| rdev->rlc_fw->size, fw_name); |
| err = -EINVAL; |
| } |
| |
| out: |
| platform_device_unregister(pdev); |
| |
| if (err) { |
| if (err != -EINVAL) |
| printk(KERN_ERR |
| "r600_cp: Failed to load firmware \"%s\"\n", |
| fw_name); |
| release_firmware(rdev->pfp_fw); |
| rdev->pfp_fw = NULL; |
| release_firmware(rdev->me_fw); |
| rdev->me_fw = NULL; |
| release_firmware(rdev->rlc_fw); |
| rdev->rlc_fw = NULL; |
| } |
| return err; |
| } |
| |
| static int r600_cp_load_microcode(struct radeon_device *rdev) |
| { |
| const __be32 *fw_data; |
| int i; |
| |
| if (!rdev->me_fw || !rdev->pfp_fw) |
| return -EINVAL; |
| |
| r600_cp_stop(rdev); |
| |
| WREG32(CP_RB_CNTL, |
| #ifdef __BIG_ENDIAN |
| BUF_SWAP_32BIT | |
| #endif |
| RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3)); |
| |
| /* Reset cp */ |
| WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP); |
| RREG32(GRBM_SOFT_RESET); |
| mdelay(15); |
| WREG32(GRBM_SOFT_RESET, 0); |
| |
| WREG32(CP_ME_RAM_WADDR, 0); |
| |
| fw_data = (const __be32 *)rdev->me_fw->data; |
| WREG32(CP_ME_RAM_WADDR, 0); |
| for (i = 0; i < PM4_UCODE_SIZE * 3; i++) |
| WREG32(CP_ME_RAM_DATA, |
| be32_to_cpup(fw_data++)); |
| |
| fw_data = (const __be32 *)rdev->pfp_fw->data; |
| WREG32(CP_PFP_UCODE_ADDR, 0); |
| for (i = 0; i < PFP_UCODE_SIZE; i++) |
| WREG32(CP_PFP_UCODE_DATA, |
| be32_to_cpup(fw_data++)); |
| |
| WREG32(CP_PFP_UCODE_ADDR, 0); |
| WREG32(CP_ME_RAM_WADDR, 0); |
| WREG32(CP_ME_RAM_RADDR, 0); |
| return 0; |
| } |
| |
| int r600_cp_start(struct radeon_device *rdev) |
| { |
| struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; |
| int r; |
| uint32_t cp_me; |
| |
| r = radeon_ring_lock(rdev, ring, 7); |
| if (r) { |
| DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); |
| return r; |
| } |
| radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5)); |
| radeon_ring_write(ring, 0x1); |
| if (rdev->family >= CHIP_RV770) { |
| radeon_ring_write(ring, 0x0); |
| radeon_ring_write(ring, rdev->config.rv770.max_hw_contexts - 1); |
| } else { |
| radeon_ring_write(ring, 0x3); |
| radeon_ring_write(ring, rdev->config.r600.max_hw_contexts - 1); |
| } |
| radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); |
| radeon_ring_write(ring, 0); |
| radeon_ring_write(ring, 0); |
| radeon_ring_unlock_commit(rdev, ring); |
| |
| cp_me = 0xff; |
| WREG32(R_0086D8_CP_ME_CNTL, cp_me); |
| return 0; |
| } |
| |
| int r600_cp_resume(struct radeon_device *rdev) |
| { |
| struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; |
| u32 tmp; |
| u32 rb_bufsz; |
| int r; |
| |
| /* Reset cp */ |
| WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP); |
| RREG32(GRBM_SOFT_RESET); |
| mdelay(15); |
| WREG32(GRBM_SOFT_RESET, 0); |
| |
| /* Set ring buffer size */ |
| rb_bufsz = drm_order(ring->ring_size / 8); |
| tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; |
| #ifdef __BIG_ENDIAN |
| tmp |= BUF_SWAP_32BIT; |
| #endif |
| WREG32(CP_RB_CNTL, tmp); |
| WREG32(CP_SEM_WAIT_TIMER, 0x0); |
| |
| /* Set the write pointer delay */ |
| WREG32(CP_RB_WPTR_DELAY, 0); |
| |
| /* Initialize the ring buffer's read and write pointers */ |
| WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA); |
| WREG32(CP_RB_RPTR_WR, 0); |
| ring->wptr = 0; |
| WREG32(CP_RB_WPTR, ring->wptr); |
| |
| /* set the wb address whether it's enabled or not */ |
| WREG32(CP_RB_RPTR_ADDR, |
| ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC)); |
| WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF); |
| WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF); |
| |
| if (rdev->wb.enabled) |
| WREG32(SCRATCH_UMSK, 0xff); |
| else { |
| tmp |= RB_NO_UPDATE; |
| WREG32(SCRATCH_UMSK, 0); |
| } |
| |
| mdelay(1); |
| WREG32(CP_RB_CNTL, tmp); |
| |
| WREG32(CP_RB_BASE, ring->gpu_addr >> 8); |
| WREG32(CP_DEBUG, (1 << 27) | (1 << 28)); |
| |
| ring->rptr = RREG32(CP_RB_RPTR); |
| |
| r600_cp_start(rdev); |
| ring->ready = true; |
| r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring); |
| if (r) { |
| ring->ready = false; |
| return r; |
| } |
| return 0; |
| } |
| |
| void r600_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsigned ring_size) |
| { |
| u32 rb_bufsz; |
| int r; |
| |
| /* Align ring size */ |
| rb_bufsz = drm_order(ring_size / 8); |
| ring_size = (1 << (rb_bufsz + 1)) * 4; |
| ring->ring_size = ring_size; |
| ring->align_mask = 16 - 1; |
| |
| if (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; |
| } |
| } |
| } |
| |
| void r600_cp_fini(struct radeon_device *rdev) |
| { |
| struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; |
| r600_cp_stop(rdev); |
| radeon_ring_fini(rdev, ring); |
| radeon_scratch_free(rdev, ring->rptr_save_reg); |
| } |
| |
| /* |
| * DMA |
| * Starting with R600, the GPU has an asynchronous |
| * DMA engine. The programming model is very similar |
| * to the 3D engine (ring buffer, IBs, etc.), but the |
| * DMA controller has it's own packet format that is |
| * different form the PM4 format used by the 3D engine. |
| * It supports copying data, writing embedded data, |
| * solid fills, and a number of other things. It also |
| * has support for tiling/detiling of buffers. |
| */ |
| /** |
| * r600_dma_stop - stop the async dma engine |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Stop the async dma engine (r6xx-evergreen). |
| */ |
| void r600_dma_stop(struct radeon_device *rdev) |
| { |
| u32 rb_cntl = RREG32(DMA_RB_CNTL); |
| |
| radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); |
| |
| rb_cntl &= ~DMA_RB_ENABLE; |
| WREG32(DMA_RB_CNTL, rb_cntl); |
| |
| rdev->ring[R600_RING_TYPE_DMA_INDEX].ready = false; |
| } |
| |
| /** |
| * r600_dma_resume - setup and start the async dma engine |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Set up the DMA ring buffer and enable it. (r6xx-evergreen). |
| * Returns 0 for success, error for failure. |
| */ |
| int r600_dma_resume(struct radeon_device *rdev) |
| { |
| struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX]; |
| u32 rb_cntl, dma_cntl; |
| u32 rb_bufsz; |
| int r; |
| |
| /* Reset dma */ |
| if (rdev->family >= CHIP_RV770) |
| WREG32(SRBM_SOFT_RESET, RV770_SOFT_RESET_DMA); |
| else |
| WREG32(SRBM_SOFT_RESET, SOFT_RESET_DMA); |
| RREG32(SRBM_SOFT_RESET); |
| udelay(50); |
| WREG32(SRBM_SOFT_RESET, 0); |
| |
| WREG32(DMA_SEM_INCOMPLETE_TIMER_CNTL, 0); |
| WREG32(DMA_SEM_WAIT_FAIL_TIMER_CNTL, 0); |
| |
| /* Set ring buffer size in dwords */ |
| rb_bufsz = drm_order(ring->ring_size / 4); |
| rb_cntl = rb_bufsz << 1; |
| #ifdef __BIG_ENDIAN |
| rb_cntl |= DMA_RB_SWAP_ENABLE | DMA_RPTR_WRITEBACK_SWAP_ENABLE; |
| #endif |
| WREG32(DMA_RB_CNTL, rb_cntl); |
| |
| /* Initialize the ring buffer's read and write pointers */ |
| WREG32(DMA_RB_RPTR, 0); |
| WREG32(DMA_RB_WPTR, 0); |
| |
| /* set the wb address whether it's enabled or not */ |
| WREG32(DMA_RB_RPTR_ADDR_HI, |
| upper_32_bits(rdev->wb.gpu_addr + R600_WB_DMA_RPTR_OFFSET) & 0xFF); |
| WREG32(DMA_RB_RPTR_ADDR_LO, |
| ((rdev->wb.gpu_addr + R600_WB_DMA_RPTR_OFFSET) & 0xFFFFFFFC)); |
| |
| if (rdev->wb.enabled) |
| rb_cntl |= DMA_RPTR_WRITEBACK_ENABLE; |
| |
| WREG32(DMA_RB_BASE, ring->gpu_addr >> 8); |
| |
| /* enable DMA IBs */ |
| WREG32(DMA_IB_CNTL, DMA_IB_ENABLE); |
| |
| dma_cntl = RREG32(DMA_CNTL); |
| dma_cntl &= ~CTXEMPTY_INT_ENABLE; |
| WREG32(DMA_CNTL, dma_cntl); |
| |
| if (rdev->family >= CHIP_RV770) |
| WREG32(DMA_MODE, 1); |
| |
| ring->wptr = 0; |
| WREG32(DMA_RB_WPTR, ring->wptr << 2); |
| |
| ring->rptr = RREG32(DMA_RB_RPTR) >> 2; |
| |
| WREG32(DMA_RB_CNTL, rb_cntl | DMA_RB_ENABLE); |
| |
| ring->ready = true; |
| |
| r = radeon_ring_test(rdev, R600_RING_TYPE_DMA_INDEX, ring); |
| if (r) { |
| ring->ready = false; |
| return r; |
| } |
| |
| radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size); |
| |
| return 0; |
| } |
| |
| /** |
| * r600_dma_fini - tear down the async dma engine |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Stop the async dma engine and free the ring (r6xx-evergreen). |
| */ |
| void r600_dma_fini(struct radeon_device *rdev) |
| { |
| r600_dma_stop(rdev); |
| radeon_ring_fini(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX]); |
| } |
| |
| /* |
| * GPU scratch registers helpers function. |
| */ |
| void r600_scratch_init(struct radeon_device *rdev) |
| { |
| int i; |
| |
| rdev->scratch.num_reg = 7; |
| rdev->scratch.reg_base = SCRATCH_REG0; |
| for (i = 0; i < rdev->scratch.num_reg; i++) { |
| rdev->scratch.free[i] = true; |
| rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4); |
| } |
| } |
| |
| int r600_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, 3); |
| if (r) { |
| DRM_ERROR("radeon: cp failed to lock ring %d (%d).\n", ring->idx, r); |
| radeon_scratch_free(rdev, scratch); |
| return r; |
| } |
| radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); |
| radeon_ring_write(ring, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); |
| 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 on %d succeeded in %d usecs\n", ring->idx, i); |
| } else { |
| DRM_ERROR("radeon: ring %d test failed (scratch(0x%04X)=0x%08X)\n", |
| ring->idx, scratch, tmp); |
| r = -EINVAL; |
| } |
| radeon_scratch_free(rdev, scratch); |
| return r; |
| } |
| |
| /** |
| * r600_dma_ring_test - simple async dma engine test |
| * |
| * @rdev: radeon_device pointer |
| * @ring: radeon_ring structure holding ring information |
| * |
| * Test the DMA engine by writing using it to write an |
| * value to memory. (r6xx-SI). |
| * Returns 0 for success, error for failure. |
| */ |
| int r600_dma_ring_test(struct radeon_device *rdev, |
| struct radeon_ring *ring) |
| { |
| unsigned i; |
| int r; |
| void __iomem *ptr = (void *)rdev->vram_scratch.ptr; |
| u32 tmp; |
| |
| if (!ptr) { |
| DRM_ERROR("invalid vram scratch pointer\n"); |
| return -EINVAL; |
| } |
| |
| tmp = 0xCAFEDEAD; |
| writel(tmp, ptr); |
| |
| r = radeon_ring_lock(rdev, ring, 4); |
| if (r) { |
| DRM_ERROR("radeon: dma failed to lock ring %d (%d).\n", ring->idx, r); |
| return r; |
| } |
| radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_WRITE, 0, 0, 1)); |
| radeon_ring_write(ring, rdev->vram_scratch.gpu_addr & 0xfffffffc); |
| radeon_ring_write(ring, upper_32_bits(rdev->vram_scratch.gpu_addr) & 0xff); |
| radeon_ring_write(ring, 0xDEADBEEF); |
| radeon_ring_unlock_commit(rdev, ring); |
| |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| tmp = readl(ptr); |
| if (tmp == 0xDEADBEEF) |
| break; |
| DRM_UDELAY(1); |
| } |
| |
| if (i < rdev->usec_timeout) { |
| DRM_INFO("ring test on %d succeeded in %d usecs\n", ring->idx, i); |
| } else { |
| DRM_ERROR("radeon: ring %d test failed (0x%08X)\n", |
| ring->idx, tmp); |
| r = -EINVAL; |
| } |
| return r; |
| } |
| |
| /* |
| * CP fences/semaphores |
| */ |
| |
| void r600_fence_ring_emit(struct radeon_device *rdev, |
| struct radeon_fence *fence) |
| { |
| struct radeon_ring *ring = &rdev->ring[fence->ring]; |
| |
| if (rdev->wb.use_event) { |
| u64 addr = rdev->fence_drv[fence->ring].gpu_addr; |
| /* flush read cache over gart */ |
| radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); |
| radeon_ring_write(ring, PACKET3_TC_ACTION_ENA | |
| PACKET3_VC_ACTION_ENA | |
| PACKET3_SH_ACTION_ENA); |
| radeon_ring_write(ring, 0xFFFFFFFF); |
| radeon_ring_write(ring, 0); |
| radeon_ring_write(ring, 10); /* poll interval */ |
| /* EVENT_WRITE_EOP - flush caches, send int */ |
| radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4)); |
| radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5)); |
| radeon_ring_write(ring, addr & 0xffffffff); |
| radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2)); |
| radeon_ring_write(ring, fence->seq); |
| radeon_ring_write(ring, 0); |
| } else { |
| /* flush read cache over gart */ |
| radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); |
| radeon_ring_write(ring, PACKET3_TC_ACTION_ENA | |
| PACKET3_VC_ACTION_ENA | |
| PACKET3_SH_ACTION_ENA); |
| radeon_ring_write(ring, 0xFFFFFFFF); |
| radeon_ring_write(ring, 0); |
| radeon_ring_write(ring, 10); /* poll interval */ |
| radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE, 0)); |
| radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT) | EVENT_INDEX(0)); |
| /* wait for 3D idle clean */ |
| radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); |
| radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); |
| radeon_ring_write(ring, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit); |
| /* Emit fence sequence & fire IRQ */ |
| radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); |
| radeon_ring_write(ring, ((rdev->fence_drv[fence->ring].scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); |
| radeon_ring_write(ring, fence->seq); |
| /* CP_INTERRUPT packet 3 no longer exists, use packet 0 */ |
| radeon_ring_write(ring, PACKET0(CP_INT_STATUS, 0)); |
| radeon_ring_write(ring, RB_INT_STAT); |
| } |
| } |
| |
| void r600_semaphore_ring_emit(struct radeon_device *rdev, |
| struct radeon_ring *ring, |
| struct radeon_semaphore *semaphore, |
| bool emit_wait) |
| { |
| uint64_t addr = semaphore->gpu_addr; |
| unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL; |
| |
| if (rdev->family < CHIP_CAYMAN) |
| sel |= PACKET3_SEM_WAIT_ON_SIGNAL; |
| |
| radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1)); |
| radeon_ring_write(ring, addr & 0xffffffff); |
| radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel); |
| } |
| |
| /* |
| * DMA fences/semaphores |
| */ |
| |
| /** |
| * r600_dma_fence_ring_emit - emit a fence on the DMA ring |
| * |
| * @rdev: radeon_device pointer |
| * @fence: radeon fence object |
| * |
| * Add a DMA fence packet to the ring to write |
| * the fence seq number and DMA trap packet to generate |
| * an interrupt if needed (r6xx-r7xx). |
| */ |
| void r600_dma_fence_ring_emit(struct radeon_device *rdev, |
| struct radeon_fence *fence) |
| { |
| struct radeon_ring *ring = &rdev->ring[fence->ring]; |
| u64 addr = rdev->fence_drv[fence->ring].gpu_addr; |
| |
| /* write the fence */ |
| radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_FENCE, 0, 0, 0)); |
| radeon_ring_write(ring, addr & 0xfffffffc); |
| radeon_ring_write(ring, (upper_32_bits(addr) & 0xff)); |
| radeon_ring_write(ring, lower_32_bits(fence->seq)); |
| /* generate an interrupt */ |
| radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_TRAP, 0, 0, 0)); |
| } |
| |
| /** |
| * r600_dma_semaphore_ring_emit - emit a semaphore on the dma ring |
| * |
| * @rdev: radeon_device pointer |
| * @ring: radeon_ring structure holding ring information |
| * @semaphore: radeon semaphore object |
| * @emit_wait: wait or signal semaphore |
| * |
| * Add a DMA semaphore packet to the ring wait on or signal |
| * other rings (r6xx-SI). |
| */ |
| void r600_dma_semaphore_ring_emit(struct radeon_device *rdev, |
| struct radeon_ring *ring, |
| struct radeon_semaphore *semaphore, |
| bool emit_wait) |
| { |
| u64 addr = semaphore->gpu_addr; |
| u32 s = emit_wait ? 0 : 1; |
| |
| radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SEMAPHORE, 0, s, 0)); |
| radeon_ring_write(ring, addr & 0xfffffffc); |
| radeon_ring_write(ring, upper_32_bits(addr) & 0xff); |
| } |
| |
| int r600_copy_blit(struct radeon_device *rdev, |
| uint64_t src_offset, |
| uint64_t dst_offset, |
| unsigned num_gpu_pages, |
| struct radeon_fence **fence) |
| { |
| struct radeon_semaphore *sem = NULL; |
| struct radeon_sa_bo *vb = NULL; |
| int r; |
| |
| r = r600_blit_prepare_copy(rdev, num_gpu_pages, fence, &vb, &sem); |
| if (r) { |
| return r; |
| } |
| r600_kms_blit_copy(rdev, src_offset, dst_offset, num_gpu_pages, vb); |
| r600_blit_done_copy(rdev, fence, vb, sem); |
| return 0; |
| } |
| |
| /** |
| * r600_copy_dma - copy pages using the DMA engine |
| * |
| * @rdev: radeon_device pointer |
| * @src_offset: src GPU address |
| * @dst_offset: dst GPU address |
| * @num_gpu_pages: number of GPU pages to xfer |
| * @fence: radeon fence object |
| * |
| * Copy GPU paging using the DMA engine (r6xx). |
| * Used by the radeon ttm implementation to move pages if |
| * registered as the asic copy callback. |
| */ |
| int r600_copy_dma(struct radeon_device *rdev, |
| uint64_t src_offset, uint64_t dst_offset, |
| unsigned num_gpu_pages, |
| struct radeon_fence **fence) |
| { |
| struct radeon_semaphore *sem = NULL; |
| int ring_index = rdev->asic->copy.dma_ring_index; |
| struct radeon_ring *ring = &rdev->ring[ring_index]; |
| u32 size_in_dw, cur_size_in_dw; |
| int i, num_loops; |
| int r = 0; |
| |
| r = radeon_semaphore_create(rdev, &sem); |
| if (r) { |
| DRM_ERROR("radeon: moving bo (%d).\n", r); |
| return r; |
| } |
| |
| size_in_dw = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT) / 4; |
| num_loops = DIV_ROUND_UP(size_in_dw, 0xFFFE); |
| r = radeon_ring_lock(rdev, ring, num_loops * 4 + 8); |
| if (r) { |
| DRM_ERROR("radeon: moving bo (%d).\n", r); |
| radeon_semaphore_free(rdev, &sem, NULL); |
| return r; |
| } |
| |
| if (radeon_fence_need_sync(*fence, ring->idx)) { |
| radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring, |
| ring->idx); |
| radeon_fence_note_sync(*fence, ring->idx); |
| } else { |
| radeon_semaphore_free(rdev, &sem, NULL); |
| } |
| |
| for (i = 0; i < num_loops; i++) { |
| cur_size_in_dw = size_in_dw; |
| if (cur_size_in_dw > 0xFFFE) |
| cur_size_in_dw = 0xFFFE; |
| size_in_dw -= cur_size_in_dw; |
| radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_COPY, 0, 0, cur_size_in_dw)); |
| radeon_ring_write(ring, dst_offset & 0xfffffffc); |
| radeon_ring_write(ring, src_offset & 0xfffffffc); |
| radeon_ring_write(ring, (((upper_32_bits(dst_offset) & 0xff) << 16) | |
| (upper_32_bits(src_offset) & 0xff))); |
| src_offset += cur_size_in_dw * 4; |
| dst_offset += cur_size_in_dw * 4; |
| } |
| |
| r = radeon_fence_emit(rdev, fence, ring->idx); |
| if (r) { |
| radeon_ring_unlock_undo(rdev, ring); |
| return r; |
| } |
| |
| radeon_ring_unlock_commit(rdev, ring); |
| radeon_semaphore_free(rdev, &sem, *fence); |
| |
| return r; |
| } |
| |
| int r600_set_surface_reg(struct radeon_device *rdev, int reg, |
| uint32_t tiling_flags, uint32_t pitch, |
| uint32_t offset, uint32_t obj_size) |
| { |
| /* FIXME: implement */ |
| return 0; |
| } |
| |
| void r600_clear_surface_reg(struct radeon_device *rdev, int reg) |
| { |
| /* FIXME: implement */ |
| } |
| |
| static int r600_startup(struct radeon_device *rdev) |
| { |
| struct radeon_ring *ring; |
| int r; |
| |
| /* enable pcie gen2 link */ |
| r600_pcie_gen2_enable(rdev); |
| |
| if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { |
| r = r600_init_microcode(rdev); |
| if (r) { |
| DRM_ERROR("Failed to load firmware!\n"); |
| return r; |
| } |
| } |
| |
| r = r600_vram_scratch_init(rdev); |
| if (r) |
| return r; |
| |
| r600_mc_program(rdev); |
| if (rdev->flags & RADEON_IS_AGP) { |
| r600_agp_enable(rdev); |
| } else { |
| r = r600_pcie_gart_enable(rdev); |
| if (r) |
| return r; |
| } |
| r600_gpu_init(rdev); |
| r = r600_blit_init(rdev); |
| if (r) { |
| r600_blit_fini(rdev); |
| rdev->asic->copy.copy = NULL; |
| dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r); |
| } |
| |
| /* allocate wb buffer */ |
| r = radeon_wb_init(rdev); |
| if (r) |
| return r; |
| |
| r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); |
| if (r) { |
| dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); |
| return r; |
| } |
| |
| r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX); |
| if (r) { |
| dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r); |
| return r; |
| } |
| |
| /* Enable IRQ */ |
| r = r600_irq_init(rdev); |
| if (r) { |
| DRM_ERROR("radeon: IH init failed (%d).\n", r); |
| radeon_irq_kms_fini(rdev); |
| return r; |
| } |
| r600_irq_set(rdev); |
| |
| ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; |
| r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET, |
| R600_CP_RB_RPTR, R600_CP_RB_WPTR, |
| 0, 0xfffff, RADEON_CP_PACKET2); |
| if (r) |
| return r; |
| |
| ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX]; |
| r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET, |
| DMA_RB_RPTR, DMA_RB_WPTR, |
| 2, 0x3fffc, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0)); |
| if (r) |
| return r; |
| |
| r = r600_cp_load_microcode(rdev); |
| if (r) |
| return r; |
| r = r600_cp_resume(rdev); |
| if (r) |
| return r; |
| |
| r = r600_dma_resume(rdev); |
| if (r) |
| return r; |
| |
| r = radeon_ib_pool_init(rdev); |
| if (r) { |
| dev_err(rdev->dev, "IB initialization failed (%d).\n", r); |
| return r; |
| } |
| |
| r = r600_audio_init(rdev); |
| if (r) { |
| DRM_ERROR("radeon: audio init failed\n"); |
| return r; |
| } |
| |
| return 0; |
| } |
| |
| void r600_vga_set_state(struct radeon_device *rdev, bool state) |
| { |
| uint32_t temp; |
| |
| temp = RREG32(CONFIG_CNTL); |
| if (state == false) { |
| temp &= ~(1<<0); |
| temp |= (1<<1); |
| } else { |
| temp &= ~(1<<1); |
| } |
| WREG32(CONFIG_CNTL, temp); |
| } |
| |
| int r600_resume(struct radeon_device *rdev) |
| { |
| int r; |
| |
| /* Do not reset GPU before posting, on r600 hw unlike on r500 hw, |
| * posting will perform necessary task to bring back GPU into good |
| * shape. |
| */ |
| /* post card */ |
| atom_asic_init(rdev->mode_info.atom_context); |
| |
| rdev->accel_working = true; |
| r = r600_startup(rdev); |
| if (r) { |
| DRM_ERROR("r600 startup failed on resume\n"); |
| rdev->accel_working = false; |
| return r; |
| } |
| |
| return r; |
| } |
| |
| int r600_suspend(struct radeon_device *rdev) |
| { |
| r600_audio_fini(rdev); |
| r600_cp_stop(rdev); |
| r600_dma_stop(rdev); |
| r600_irq_suspend(rdev); |
| radeon_wb_disable(rdev); |
| r600_pcie_gart_disable(rdev); |
| |
| return 0; |
| } |
| |
| /* Plan is to move initialization in that function and use |
| * helper function so that radeon_device_init pretty much |
| * do nothing more than calling asic specific function. This |
| * should also allow to remove a bunch of callback function |
| * like vram_info. |
| */ |
| int r600_init(struct radeon_device *rdev) |
| { |
| int r; |
| |
| if (r600_debugfs_mc_info_init(rdev)) { |
| DRM_ERROR("Failed to register debugfs file for mc !\n"); |
| } |
| /* Read BIOS */ |
| if (!radeon_get_bios(rdev)) { |
| if (ASIC_IS_AVIVO(rdev)) |
| return -EINVAL; |
| } |
| /* Must be an ATOMBIOS */ |
| if (!rdev->is_atom_bios) { |
| dev_err(rdev->dev, "Expecting atombios for R600 GPU\n"); |
| return -EINVAL; |
| } |
| r = radeon_atombios_init(rdev); |
| if (r) |
| return r; |
| /* Post card if necessary */ |
| if (!radeon_card_posted(rdev)) { |
| if (!rdev->bios) { |
| dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n"); |
| return -EINVAL; |
| } |
| DRM_INFO("GPU not posted. posting now...\n"); |
| atom_asic_init(rdev->mode_info.atom_context); |
| } |
| /* Initialize scratch registers */ |
| r600_scratch_init(rdev); |
| /* Initialize surface registers */ |
| radeon_surface_init(rdev); |
| /* Initialize clocks */ |
| radeon_get_clock_info(rdev->ddev); |
| /* Fence driver */ |
| r = radeon_fence_driver_init(rdev); |
| if (r) |
| return r; |
| if (rdev->flags & RADEON_IS_AGP) { |
| r = radeon_agp_init(rdev); |
| if (r) |
| radeon_agp_disable(rdev); |
| } |
| r = r600_mc_init(rdev); |
| if (r) |
| return r; |
| /* Memory manager */ |
| r = radeon_bo_init(rdev); |
| if (r) |
| return r; |
| |
| r = radeon_irq_kms_init(rdev); |
| if (r) |
| return r; |
| |
| rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL; |
| r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024); |
| |
| rdev->ring[R600_RING_TYPE_DMA_INDEX].ring_obj = NULL; |
| r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX], 64 * 1024); |
| |
| rdev->ih.ring_obj = NULL; |
| r600_ih_ring_init(rdev, 64 * 1024); |
| |
| r = r600_pcie_gart_init(rdev); |
| if (r) |
| return r; |
| |
| rdev->accel_working = true; |
| r = r600_startup(rdev); |
| if (r) { |
| dev_err(rdev->dev, "disabling GPU acceleration\n"); |
| r600_cp_fini(rdev); |
| r600_dma_fini(rdev); |
| r600_irq_fini(rdev); |
| radeon_wb_fini(rdev); |
| radeon_ib_pool_fini(rdev); |
| radeon_irq_kms_fini(rdev); |
| r600_pcie_gart_fini(rdev); |
| rdev->accel_working = false; |
| } |
| |
| return 0; |
| } |
| |
| void r600_fini(struct radeon_device *rdev) |
| { |
| r600_audio_fini(rdev); |
| r600_blit_fini(rdev); |
| r600_cp_fini(rdev); |
| r600_dma_fini(rdev); |
| r600_irq_fini(rdev); |
| radeon_wb_fini(rdev); |
| radeon_ib_pool_fini(rdev); |
| radeon_irq_kms_fini(rdev); |
| r600_pcie_gart_fini(rdev); |
| r600_vram_scratch_fini(rdev); |
| radeon_agp_fini(rdev); |
| radeon_gem_fini(rdev); |
| radeon_fence_driver_fini(rdev); |
| radeon_bo_fini(rdev); |
| radeon_atombios_fini(rdev); |
| kfree(rdev->bios); |
| rdev->bios = NULL; |
| } |
| |
| |
| /* |
| * CS stuff |
| */ |
| void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) |
| { |
| struct radeon_ring *ring = &rdev->ring[ib->ring]; |
| u32 next_rptr; |
| |
| if (ring->rptr_save_reg) { |
| next_rptr = ring->wptr + 3 + 4; |
| radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); |
| radeon_ring_write(ring, ((ring->rptr_save_reg - |
| PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); |
| radeon_ring_write(ring, next_rptr); |
| } else if (rdev->wb.enabled) { |
| next_rptr = ring->wptr + 5 + 4; |
| radeon_ring_write(ring, PACKET3(PACKET3_MEM_WRITE, 3)); |
| radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc); |
| radeon_ring_write(ring, (upper_32_bits(ring->next_rptr_gpu_addr) & 0xff) | (1 << 18)); |
| radeon_ring_write(ring, next_rptr); |
| radeon_ring_write(ring, 0); |
| } |
| |
| radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2)); |
| radeon_ring_write(ring, |
| #ifdef __BIG_ENDIAN |
| (2 << 0) | |
| #endif |
| (ib->gpu_addr & 0xFFFFFFFC)); |
| radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF); |
| radeon_ring_write(ring, ib->length_dw); |
| } |
| |
| int r600_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, ring->idx, &ib, NULL, 256); |
| if (r) { |
| DRM_ERROR("radeon: failed to get ib (%d).\n", r); |
| goto free_scratch; |
| } |
| ib.ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1); |
| ib.ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); |
| ib.ptr[2] = 0xDEADBEEF; |
| ib.length_dw = 3; |
| 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 on ring %d succeeded in %u usecs\n", ib.fence->ring, 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; |
| } |
| |
| /** |
| * r600_dma_ib_test - test an IB on the DMA engine |
| * |
| * @rdev: radeon_device pointer |
| * @ring: radeon_ring structure holding ring information |
| * |
| * Test a simple IB in the DMA ring (r6xx-SI). |
| * Returns 0 on success, error on failure. |
| */ |
| int r600_dma_ib_test(struct radeon_device *rdev, struct radeon_ring *ring) |
| { |
| struct radeon_ib ib; |
| unsigned i; |
| int r; |
| void __iomem *ptr = (void *)rdev->vram_scratch.ptr; |
| u32 tmp = 0; |
| |
| if (!ptr) { |
| DRM_ERROR("invalid vram scratch pointer\n"); |
| return -EINVAL; |
| } |
| |
| tmp = 0xCAFEDEAD; |
| writel(tmp, ptr); |
| |
| r = radeon_ib_get(rdev, ring->idx, &ib, NULL, 256); |
| if (r) { |
| DRM_ERROR("radeon: failed to get ib (%d).\n", r); |
| return r; |
| } |
| |
| ib.ptr[0] = DMA_PACKET(DMA_PACKET_WRITE, 0, 0, 1); |
| ib.ptr[1] = rdev->vram_scratch.gpu_addr & 0xfffffffc; |
| ib.ptr[2] = upper_32_bits(rdev->vram_scratch.gpu_addr) & 0xff; |
| ib.ptr[3] = 0xDEADBEEF; |
| ib.length_dw = 4; |
| |
| r = radeon_ib_schedule(rdev, &ib, NULL); |
| if (r) { |
| radeon_ib_free(rdev, &ib); |
| DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); |
| return r; |
| } |
| r = radeon_fence_wait(ib.fence, false); |
| if (r) { |
| DRM_ERROR("radeon: fence wait failed (%d).\n", r); |
| return r; |
| } |
| for (i = 0; i < rdev->usec_timeout; i++) { |
| tmp = readl(ptr); |
| if (tmp == 0xDEADBEEF) |
| break; |
| DRM_UDELAY(1); |
| } |
| if (i < rdev->usec_timeout) { |
| DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib.fence->ring, i); |
| } else { |
| DRM_ERROR("radeon: ib test failed (0x%08X)\n", tmp); |
| r = -EINVAL; |
| } |
| radeon_ib_free(rdev, &ib); |
| return r; |
| } |
| |
| /** |
| * r600_dma_ring_ib_execute - Schedule an IB on the DMA engine |
| * |
| * @rdev: radeon_device pointer |
| * @ib: IB object to schedule |
| * |
| * Schedule an IB in the DMA ring (r6xx-r7xx). |
| */ |
| void r600_dma_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) |
| { |
| struct radeon_ring *ring = &rdev->ring[ib->ring]; |
| |
| if (rdev->wb.enabled) { |
| u32 next_rptr = ring->wptr + 4; |
| while ((next_rptr & 7) != 5) |
| next_rptr++; |
| next_rptr += 3; |
| radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_WRITE, 0, 0, 1)); |
| radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc); |
| radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr) & 0xff); |
| radeon_ring_write(ring, next_rptr); |
| } |
| |
| /* The indirect buffer packet must end on an 8 DW boundary in the DMA ring. |
| * Pad as necessary with NOPs. |
| */ |
| while ((ring->wptr & 7) != 5) |
| radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0)); |
| radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_INDIRECT_BUFFER, 0, 0, 0)); |
| radeon_ring_write(ring, (ib->gpu_addr & 0xFFFFFFE0)); |
| radeon_ring_write(ring, (ib->length_dw << 16) | (upper_32_bits(ib->gpu_addr) & 0xFF)); |
| |
| } |
| |
| /* |
| * Interrupts |
| * |
| * Interrupts use a ring buffer on r6xx/r7xx hardware. It works pretty |
| * the same as the CP ring buffer, but in reverse. Rather than the CPU |
| * writing to the ring and the GPU consuming, the GPU writes to the ring |
| * and host consumes. As the host irq handler processes interrupts, it |
| * increments the rptr. When the rptr catches up with the wptr, all the |
| * current interrupts have been processed. |
| */ |
| |
| void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size) |
| { |
| u32 rb_bufsz; |
| |
| /* Align ring size */ |
| rb_bufsz = drm_order(ring_size / 4); |
| ring_size = (1 << rb_bufsz) * 4; |
| rdev->ih.ring_size = ring_size; |
| rdev->ih.ptr_mask = rdev->ih.ring_size - 1; |
| rdev->ih.rptr = 0; |
| } |
| |
| int r600_ih_ring_alloc(struct radeon_device *rdev) |
| { |
| int r; |
| |
| /* Allocate ring buffer */ |
| if (rdev->ih.ring_obj == NULL) { |
| r = radeon_bo_create(rdev, rdev->ih.ring_size, |
| PAGE_SIZE, true, |
| RADEON_GEM_DOMAIN_GTT, |
| NULL, &rdev->ih.ring_obj); |
| if (r) { |
| DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r); |
| return r; |
| } |
| r = radeon_bo_reserve(rdev->ih.ring_obj, false); |
| if (unlikely(r != 0)) |
| return r; |
| r = radeon_bo_pin(rdev->ih.ring_obj, |
| RADEON_GEM_DOMAIN_GTT, |
| &rdev->ih.gpu_addr); |
| if (r) { |
| radeon_bo_unreserve(rdev->ih.ring_obj); |
| DRM_ERROR("radeon: failed to pin ih ring buffer (%d).\n", r); |
| return r; |
| } |
| r = radeon_bo_kmap(rdev->ih.ring_obj, |
| (void **)&rdev->ih.ring); |
| radeon_bo_unreserve(rdev->ih.ring_obj); |
| if (r) { |
| DRM_ERROR("radeon: failed to map ih ring buffer (%d).\n", r); |
| return r; |
| } |
| } |
| return 0; |
| } |
| |
| void r600_ih_ring_fini(struct radeon_device *rdev) |
| { |
| int r; |
| if (rdev->ih.ring_obj) { |
| r = radeon_bo_reserve(rdev->ih.ring_obj, false); |
| if (likely(r == 0)) { |
| radeon_bo_kunmap(rdev->ih.ring_obj); |
| radeon_bo_unpin(rdev->ih.ring_obj); |
| radeon_bo_unreserve(rdev->ih.ring_obj); |
| } |
| radeon_bo_unref(&rdev->ih.ring_obj); |
| rdev->ih.ring = NULL; |
| rdev->ih.ring_obj = NULL; |
| } |
| } |
| |
| void r600_rlc_stop(struct radeon_device *rdev) |
| { |
| |
| if ((rdev->family >= CHIP_RV770) && |
| (rdev->family <= CHIP_RV740)) { |
| /* r7xx asics need to soft reset RLC before halting */ |
| WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC); |
| RREG32(SRBM_SOFT_RESET); |
| mdelay(15); |
| WREG32(SRBM_SOFT_RESET, 0); |
| RREG32(SRBM_SOFT_RESET); |
| } |
| |
| WREG32(RLC_CNTL, 0); |
| } |
| |
| static void r600_rlc_start(struct radeon_device *rdev) |
| { |
| WREG32(RLC_CNTL, RLC_ENABLE); |
| } |
| |
| static int r600_rlc_init(struct radeon_device *rdev) |
| { |
| u32 i; |
| const __be32 *fw_data; |
| |
| if (!rdev->rlc_fw) |
| return -EINVAL; |
| |
| r600_rlc_stop(rdev); |
| |
| WREG32(RLC_HB_CNTL, 0); |
| |
| if (rdev->family == CHIP_ARUBA) { |
| WREG32(TN_RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8); |
| WREG32(TN_RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8); |
| } |
| if (rdev->family <= CHIP_CAYMAN) { |
| WREG32(RLC_HB_BASE, 0); |
| WREG32(RLC_HB_RPTR, 0); |
| WREG32(RLC_HB_WPTR, 0); |
| } |
| if (rdev->family <= CHIP_CAICOS) { |
| WREG32(RLC_HB_WPTR_LSB_ADDR, 0); |
| WREG32(RLC_HB_WPTR_MSB_ADDR, 0); |
| } |
| WREG32(RLC_MC_CNTL, 0); |
| WREG32(RLC_UCODE_CNTL, 0); |
| |
| fw_data = (const __be32 *)rdev->rlc_fw->data; |
| if (rdev->family >= CHIP_ARUBA) { |
| for (i = 0; i < ARUBA_RLC_UCODE_SIZE; i++) { |
| WREG32(RLC_UCODE_ADDR, i); |
| WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); |
| } |
| } else if (rdev->family >= CHIP_CAYMAN) { |
| for (i = 0; i < CAYMAN_RLC_UCODE_SIZE; i++) { |
| WREG32(RLC_UCODE_ADDR, i); |
| WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); |
| } |
| } else if (rdev->family >= CHIP_CEDAR) { |
| for (i = 0; i < EVERGREEN_RLC_UCODE_SIZE; i++) { |
| WREG32(RLC_UCODE_ADDR, i); |
| WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); |
| } |
| } else if (rdev->family >= CHIP_RV770) { |
| for (i = 0; i < R700_RLC_UCODE_SIZE; i++) { |
| WREG32(RLC_UCODE_ADDR, i); |
| WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); |
| } |
| } else { |
| for (i = 0; i < RLC_UCODE_SIZE; i++) { |
| WREG32(RLC_UCODE_ADDR, i); |
| WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); |
| } |
| } |
| WREG32(RLC_UCODE_ADDR, 0); |
| |
| r600_rlc_start(rdev); |
| |
| return 0; |
| } |
| |
| static void r600_enable_interrupts(struct radeon_device *rdev) |
| { |
| u32 ih_cntl = RREG32(IH_CNTL); |
| u32 ih_rb_cntl = RREG32(IH_RB_CNTL); |
| |
| ih_cntl |= ENABLE_INTR; |
| ih_rb_cntl |= IH_RB_ENABLE; |
| WREG32(IH_CNTL, ih_cntl); |
| WREG32(IH_RB_CNTL, ih_rb_cntl); |
| rdev->ih.enabled = true; |
| } |
| |
| void r600_disable_interrupts(struct radeon_device *rdev) |
| { |
| u32 ih_rb_cntl = RREG32(IH_RB_CNTL); |
| u32 ih_cntl = RREG32(IH_CNTL); |
| |
| ih_rb_cntl &= ~IH_RB_ENABLE; |
| ih_cntl &= ~ENABLE_INTR; |
| WREG32(IH_RB_CNTL, ih_rb_cntl); |
| WREG32(IH_CNTL, ih_cntl); |
| /* set rptr, wptr to 0 */ |
| WREG32(IH_RB_RPTR, 0); |
| WREG32(IH_RB_WPTR, 0); |
| rdev->ih.enabled = false; |
| rdev->ih.rptr = 0; |
| } |
| |
| static void r600_disable_interrupt_state(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| |
| WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); |
| tmp = RREG32(DMA_CNTL) & ~TRAP_ENABLE; |
| WREG32(DMA_CNTL, tmp); |
| WREG32(GRBM_INT_CNTL, 0); |
| WREG32(DxMODE_INT_MASK, 0); |
| WREG32(D1GRPH_INTERRUPT_CONTROL, 0); |
| WREG32(D2GRPH_INTERRUPT_CONTROL, 0); |
| if (ASIC_IS_DCE3(rdev)) { |
| WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0); |
| WREG32(DCE3_DACB_AUTODETECT_INT_CONTROL, 0); |
| tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD1_INT_CONTROL, tmp); |
| tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD2_INT_CONTROL, tmp); |
| tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD3_INT_CONTROL, tmp); |
| tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD4_INT_CONTROL, tmp); |
| if (ASIC_IS_DCE32(rdev)) { |
| tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD5_INT_CONTROL, tmp); |
| tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY; |
| WREG32(DC_HPD6_INT_CONTROL, tmp); |
| tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; |
| WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp); |
| tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; |
| WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp); |
| } else { |
| tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; |
| WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp); |
| tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; |
| WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp); |
| } |
| } else { |
| WREG32(DACA_AUTODETECT_INT_CONTROL, 0); |
| WREG32(DACB_AUTODETECT_INT_CONTROL, 0); |
| tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY; |
| WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp); |
| tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY; |
| WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp); |
| tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY; |
| WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp); |
| tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; |
| WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp); |
| tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; |
| WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp); |
| } |
| } |
| |
| int r600_irq_init(struct radeon_device *rdev) |
| { |
| int ret = 0; |
| int rb_bufsz; |
| u32 interrupt_cntl, ih_cntl, ih_rb_cntl; |
| |
| /* allocate ring */ |
| ret = r600_ih_ring_alloc(rdev); |
| if (ret) |
| return ret; |
| |
| /* disable irqs */ |
| r600_disable_interrupts(rdev); |
| |
| /* init rlc */ |
| ret = r600_rlc_init(rdev); |
| if (ret) { |
| r600_ih_ring_fini(rdev); |
| return ret; |
| } |
| |
| /* setup interrupt control */ |
| /* set dummy read address to ring address */ |
| WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8); |
| interrupt_cntl = RREG32(INTERRUPT_CNTL); |
| /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi |
| * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN |
| */ |
| interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE; |
| /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */ |
| interrupt_cntl &= ~IH_REQ_NONSNOOP_EN; |
| WREG32(INTERRUPT_CNTL, interrupt_cntl); |
| |
| WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8); |
| rb_bufsz = drm_order(rdev->ih.ring_size / 4); |
| |
| ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE | |
| IH_WPTR_OVERFLOW_CLEAR | |
| (rb_bufsz << 1)); |
| |
| if (rdev->wb.enabled) |
| ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE; |
| |
| /* set the writeback address whether it's enabled or not */ |
| WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC); |
| WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF); |
| |
| WREG32(IH_RB_CNTL, ih_rb_cntl); |
| |
| /* set rptr, wptr to 0 */ |
| WREG32(IH_RB_RPTR, 0); |
| WREG32(IH_RB_WPTR, 0); |
| |
| /* Default settings for IH_CNTL (disabled at first) */ |
| ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10); |
| /* RPTR_REARM only works if msi's are enabled */ |
| if (rdev->msi_enabled) |
| ih_cntl |= RPTR_REARM; |
| WREG32(IH_CNTL, ih_cntl); |
| |
| /* force the active interrupt state to all disabled */ |
| if (rdev->family >= CHIP_CEDAR) |
| evergreen_disable_interrupt_state(rdev); |
| else |
| r600_disable_interrupt_state(rdev); |
| |
| /* at this point everything should be setup correctly to enable master */ |
| pci_set_master(rdev->pdev); |
| |
| /* enable irqs */ |
| r600_enable_interrupts(rdev); |
| |
| return ret; |
| } |
| |
| void r600_irq_suspend(struct radeon_device *rdev) |
| { |
| r600_irq_disable(rdev); |
| r600_rlc_stop(rdev); |
| } |
| |
| void r600_irq_fini(struct radeon_device *rdev) |
| { |
| r600_irq_suspend(rdev); |
| r600_ih_ring_fini(rdev); |
| } |
| |
| int r600_irq_set(struct radeon_device *rdev) |
| { |
| u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE; |
| u32 mode_int = 0; |
| u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0; |
| u32 grbm_int_cntl = 0; |
| u32 hdmi0, hdmi1; |
| u32 d1grph = 0, d2grph = 0; |
| u32 dma_cntl; |
| |
| if (!rdev->irq.installed) { |
| WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); |
| return -EINVAL; |
| } |
| /* don't enable anything if the ih is disabled */ |
| if (!rdev->ih.enabled) { |
| r600_disable_interrupts(rdev); |
| /* force the active interrupt state to all disabled */ |
| r600_disable_interrupt_state(rdev); |
| return 0; |
| } |
| |
| if (ASIC_IS_DCE3(rdev)) { |
| hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN; |
| hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN; |
| hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN; |
| hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN; |
| if (ASIC_IS_DCE32(rdev)) { |
| hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN; |
| hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN; |
| hdmi0 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~AFMT_AZ_FORMAT_WTRIG_MASK; |
| hdmi1 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~AFMT_AZ_FORMAT_WTRIG_MASK; |
| } else { |
| hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; |
| hdmi1 = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; |
| } |
| } else { |
| hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN; |
| hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN; |
| hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN; |
| hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; |
| hdmi1 = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK; |
| } |
| dma_cntl = RREG32(DMA_CNTL) & ~TRAP_ENABLE; |
| |
| if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) { |
| DRM_DEBUG("r600_irq_set: sw int\n"); |
| cp_int_cntl |= RB_INT_ENABLE; |
| cp_int_cntl |= TIME_STAMP_INT_ENABLE; |
| } |
| |
| if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) { |
| DRM_DEBUG("r600_irq_set: sw int dma\n"); |
| dma_cntl |= TRAP_ENABLE; |
| } |
| |
| if (rdev->irq.crtc_vblank_int[0] || |
| atomic_read(&rdev->irq.pflip[0])) { |
| DRM_DEBUG("r600_irq_set: vblank 0\n"); |
| mode_int |= D1MODE_VBLANK_INT_MASK; |
| } |
| if (rdev->irq.crtc_vblank_int[1] || |
| atomic_read(&rdev->irq.pflip[1])) { |
| DRM_DEBUG("r600_irq_set: vblank 1\n"); |
| mode_int |= D2MODE_VBLANK_INT_MASK; |
| } |
| if (rdev->irq.hpd[0]) { |
| DRM_DEBUG("r600_irq_set: hpd 1\n"); |
| hpd1 |= DC_HPDx_INT_EN; |
| } |
| if (rdev->irq.hpd[1]) { |
| DRM_DEBUG("r600_irq_set: hpd 2\n"); |
| hpd2 |= DC_HPDx_INT_EN; |
| } |
| if (rdev->irq.hpd[2]) { |
| DRM_DEBUG("r600_irq_set: hpd 3\n"); |
| hpd3 |= DC_HPDx_INT_EN; |
| } |
| if (rdev->irq.hpd[3]) { |
| DRM_DEBUG("r600_irq_set: hpd 4\n"); |
| hpd4 |= DC_HPDx_INT_EN; |
| } |
| if (rdev->irq.hpd[4]) { |
| DRM_DEBUG("r600_irq_set: hpd 5\n"); |
| hpd5 |= DC_HPDx_INT_EN; |
| } |
| if (rdev->irq.hpd[5]) { |
| DRM_DEBUG("r600_irq_set: hpd 6\n"); |
| hpd6 |= DC_HPDx_INT_EN; |
| } |
| if (rdev->irq.afmt[0]) { |
| DRM_DEBUG("r600_irq_set: hdmi 0\n"); |
| hdmi0 |= HDMI0_AZ_FORMAT_WTRIG_MASK; |
| } |
| if (rdev->irq.afmt[1]) { |
| DRM_DEBUG("r600_irq_set: hdmi 0\n"); |
| hdmi1 |= HDMI0_AZ_FORMAT_WTRIG_MASK; |
| } |
| |
| WREG32(CP_INT_CNTL, cp_int_cntl); |
| WREG32(DMA_CNTL, dma_cntl); |
| WREG32(DxMODE_INT_MASK, mode_int); |
| WREG32(D1GRPH_INTERRUPT_CONTROL, d1grph); |
| WREG32(D2GRPH_INTERRUPT_CONTROL, d2grph); |
| WREG32(GRBM_INT_CNTL, grbm_int_cntl); |
| if (ASIC_IS_DCE3(rdev)) { |
| WREG32(DC_HPD1_INT_CONTROL, hpd1); |
| WREG32(DC_HPD2_INT_CONTROL, hpd2); |
| WREG32(DC_HPD3_INT_CONTROL, hpd3); |
| WREG32(DC_HPD4_INT_CONTROL, hpd4); |
| if (ASIC_IS_DCE32(rdev)) { |
| WREG32(DC_HPD5_INT_CONTROL, hpd5); |
| WREG32(DC_HPD6_INT_CONTROL, hpd6); |
| WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, hdmi0); |
| WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, hdmi1); |
| } else { |
| WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0); |
| WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, hdmi1); |
| } |
| } else { |
| WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1); |
| WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2); |
| WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3); |
| WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0); |
| WREG32(HDMI1_AUDIO_PACKET_CONTROL, hdmi1); |
| } |
| |
| return 0; |
| } |
| |
| static void r600_irq_ack(struct radeon_device *rdev) |
| { |
| u32 tmp; |
| |
| if (ASIC_IS_DCE3(rdev)) { |
| rdev->irq.stat_regs.r600.disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS); |
| rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE); |
| rdev->irq.stat_regs.r600.disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2); |
| if (ASIC_IS_DCE32(rdev)) { |
| rdev->irq.stat_regs.r600.hdmi0_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET0); |
| rdev->irq.stat_regs.r600.hdmi1_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET1); |
| } else { |
| rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS); |
| rdev->irq.stat_regs.r600.hdmi1_status = RREG32(DCE3_HDMI1_STATUS); |
| } |
| } else { |
| rdev->irq.stat_regs.r600.disp_int = RREG32(DISP_INTERRUPT_STATUS); |
| rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE); |
| rdev->irq.stat_regs.r600.disp_int_cont2 = 0; |
| rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS); |
| rdev->irq.stat_regs.r600.hdmi1_status = RREG32(HDMI1_STATUS); |
| } |
| rdev->irq.stat_regs.r600.d1grph_int = RREG32(D1GRPH_INTERRUPT_STATUS); |
| rdev->irq.stat_regs.r600.d2grph_int = RREG32(D2GRPH_INTERRUPT_STATUS); |
| |
| if (rdev->irq.stat_regs.r600.d1grph_int & DxGRPH_PFLIP_INT_OCCURRED) |
| WREG32(D1GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR); |
| if (rdev->irq.stat_regs.r600.d2grph_int & DxGRPH_PFLIP_INT_OCCURRED) |
| WREG32(D2GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR); |
| if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT) |
| WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK); |
| if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT) |
| WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK); |
| if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT) |
| WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK); |
| if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT) |
| WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK); |
| if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) { |
| if (ASIC_IS_DCE3(rdev)) { |
| tmp = RREG32(DC_HPD1_INT_CONTROL); |
| tmp |= DC_HPDx_INT_ACK; |
| WREG32(DC_HPD1_INT_CONTROL, tmp); |
| } else { |
| tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL); |
| tmp |= DC_HPDx_INT_ACK; |
| WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp); |
| } |
| } |
| if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) { |
| if (ASIC_IS_DCE3(rdev)) { |
| tmp = RREG32(DC_HPD2_INT_CONTROL); |
| tmp |= DC_HPDx_INT_ACK; |
| WREG32(DC_HPD2_INT_CONTROL, tmp); |
| } else { |
| tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL); |
| tmp |= DC_HPDx_INT_ACK; |
| WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp); |
| } |
| } |
| if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) { |
| if (ASIC_IS_DCE3(rdev)) { |
| tmp = RREG32(DC_HPD3_INT_CONTROL); |
| tmp |= DC_HPDx_INT_ACK; |
| WREG32(DC_HPD3_INT_CONTROL, tmp); |
| } else { |
| tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL); |
| tmp |= DC_HPDx_INT_ACK; |
| WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp); |
| } |
| } |
| if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) { |
| tmp = RREG32(DC_HPD4_INT_CONTROL); |
| tmp |= DC_HPDx_INT_ACK; |
| WREG32(DC_HPD4_INT_CONTROL, tmp); |
| } |
| if (ASIC_IS_DCE32(rdev)) { |
| if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) { |
| tmp = RREG32(DC_HPD5_INT_CONTROL); |
| tmp |= DC_HPDx_INT_ACK; |
| WREG32(DC_HPD5_INT_CONTROL, tmp); |
| } |
| if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) { |
| tmp = RREG32(DC_HPD5_INT_CONTROL); |
| tmp |= DC_HPDx_INT_ACK; |
| WREG32(DC_HPD6_INT_CONTROL, tmp); |
| } |
| if (rdev->irq.stat_regs.r600.hdmi0_status & AFMT_AZ_FORMAT_WTRIG) { |
| tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0); |
| tmp |= AFMT_AZ_FORMAT_WTRIG_ACK; |
| WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp); |
| } |
| if (rdev->irq.stat_regs.r600.hdmi1_status & AFMT_AZ_FORMAT_WTRIG) { |
| tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1); |
| tmp |= AFMT_AZ_FORMAT_WTRIG_ACK; |
| WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp); |
| } |
| } else { |
| if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) { |
| tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL); |
| tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK; |
| WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp); |
| } |
| if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) { |
| if (ASIC_IS_DCE3(rdev)) { |
| tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL); |
| tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK; |
| WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp); |
| } else { |
| tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL); |
| tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK; |
| WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp); |
| } |
| } |
| } |
| } |
| |
| void r600_irq_disable(struct radeon_device *rdev) |
| { |
| r600_disable_interrupts(rdev); |
| /* Wait and acknowledge irq */ |
| mdelay(1); |
| r600_irq_ack(rdev); |
| r600_disable_interrupt_state(rdev); |
| } |
| |
| static u32 r600_get_ih_wptr(struct radeon_device *rdev) |
| { |
| u32 wptr, tmp; |
| |
| if (rdev->wb.enabled) |
| wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]); |
| else |
| wptr = RREG32(IH_RB_WPTR); |
| |
| if (wptr & RB_OVERFLOW) { |
| /* When a ring buffer overflow happen start parsing interrupt |
| * from the last not overwritten vector (wptr + 16). Hopefully |
| * this should allow us to catchup. |
| */ |
| dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n", |
| wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask); |
| rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask; |
| tmp = RREG32(IH_RB_CNTL); |
| tmp |= IH_WPTR_OVERFLOW_CLEAR; |
| WREG32(IH_RB_CNTL, tmp); |
| } |
| return (wptr & rdev->ih.ptr_mask); |
| } |
| |
| /* r600 IV Ring |
| * Each IV ring entry is 128 bits: |
| * [7:0] - interrupt source id |
| * [31:8] - reserved |
| * [59:32] - interrupt source data |
| * [127:60] - reserved |
| * |
| * The basic interrupt vector entries |
| * are decoded as follows: |
| * src_id src_data description |
| * 1 0 D1 Vblank |
| * 1 1 D1 Vline |
| * 5 0 D2 Vblank |
| * 5 1 D2 Vline |
| * 19 0 FP Hot plug detection A |
| * 19 1 FP Hot plug detection B |
| * 19 2 DAC A auto-detection |
| * 19 3 DAC B auto-detection |
| * 21 4 HDMI block A |
| * 21 5 HDMI block B |
| * 176 - CP_INT RB |
| * 177 - CP_INT IB1 |
| * 178 - CP_INT IB2 |
| * 181 - EOP Interrupt |
| * 233 - GUI Idle |
| * |
| * Note, these are based on r600 and may need to be |
| * adjusted or added to on newer asics |
| */ |
| |
| int r600_irq_process(struct radeon_device *rdev) |
| { |
| u32 wptr; |
| u32 rptr; |
| u32 src_id, src_data; |
| u32 ring_index; |
| bool queue_hotplug = false; |
| bool queue_hdmi = false; |
| |
| if (!rdev->ih.enabled || rdev->shutdown) |
| return IRQ_NONE; |
| |
| /* No MSIs, need a dummy read to flush PCI DMAs */ |
| if (!rdev->msi_enabled) |
| RREG32(IH_RB_WPTR); |
| |
| wptr = r600_get_ih_wptr(rdev); |
| |
| restart_ih: |
| /* is somebody else already processing irqs? */ |
| if (atomic_xchg(&rdev->ih.lock, 1)) |
| return IRQ_NONE; |
| |
| rptr = rdev->ih.rptr; |
| DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr); |
| |
| /* Order reading of wptr vs. reading of IH ring data */ |
| rmb(); |
| |
| /* display interrupts */ |
| r600_irq_ack(rdev); |
| |
| while (rptr != wptr) { |
| /* wptr/rptr are in bytes! */ |
| ring_index = rptr / 4; |
| src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff; |
| src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff; |
| |
| switch (src_id) { |
| case 1: /* D1 vblank/vline */ |
| switch (src_data) { |
| case 0: /* D1 vblank */ |
| if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT) { |
| if (rdev->irq.crtc_vblank_int[0]) { |
| drm_handle_vblank(rdev->ddev, 0); |
| rdev->pm.vblank_sync = true; |
| wake_up(&rdev->irq.vblank_queue); |
| } |
| if (atomic_read(&rdev->irq.pflip[0])) |
| radeon_crtc_handle_flip(rdev, 0); |
| rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VBLANK_INTERRUPT; |
| DRM_DEBUG("IH: D1 vblank\n"); |
| } |
| break; |
| case 1: /* D1 vline */ |
| if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT) { |
| rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VLINE_INTERRUPT; |
| DRM_DEBUG("IH: D1 vline\n"); |
| } |
| break; |
| default: |
| DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); |
| break; |
| } |
| break; |
| case 5: /* D2 vblank/vline */ |
| switch (src_data) { |
| case 0: /* D2 vblank */ |
| if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT) { |
| if (rdev->irq.crtc_vblank_int[1]) { |
| drm_handle_vblank(rdev->ddev, 1); |
| rdev->pm.vblank_sync = true; |
| wake_up(&rdev->irq.vblank_queue); |
| } |
| if (atomic_read(&rdev->irq.pflip[1])) |
| radeon_crtc_handle_flip(rdev, 1); |
| rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VBLANK_INTERRUPT; |
| DRM_DEBUG("IH: D2 vblank\n"); |
| } |
| break; |
| case 1: /* D1 vline */ |
| if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT) { |
| rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VLINE_INTERRUPT; |
| DRM_DEBUG("IH: D2 vline\n"); |
| } |
| break; |
| default: |
| DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); |
| break; |
| } |
| break; |
| case 19: /* HPD/DAC hotplug */ |
| switch (src_data) { |
| case 0: |
| if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) { |
| rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD1_INTERRUPT; |
| queue_hotplug = true; |
| DRM_DEBUG("IH: HPD1\n"); |
| } |
| break; |
| case 1: |
| if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) { |
| rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD2_INTERRUPT; |
| queue_hotplug = true; |
| DRM_DEBUG("IH: HPD2\n"); |
| } |
| break; |
| case 4: |
| if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) { |
| rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD3_INTERRUPT; |
| queue_hotplug = true; |
| DRM_DEBUG("IH: HPD3\n"); |
| } |
| break; |
| case 5: |
| if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) { |
| rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD4_INTERRUPT; |
| queue_hotplug = true; |
| DRM_DEBUG("IH: HPD4\n"); |
| } |
| break; |
| case 10: |
| if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) { |
| rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD5_INTERRUPT; |
| queue_hotplug = true; |
| DRM_DEBUG("IH: HPD5\n"); |
| } |
| break; |
| case 12: |
| if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) { |
| rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD6_INTERRUPT; |
| queue_hotplug = true; |
| DRM_DEBUG("IH: HPD6\n"); |
| } |
| break; |
| default: |
| DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); |
| break; |
| } |
| break; |
| case 21: /* hdmi */ |
| switch (src_data) { |
| case 4: |
| if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) { |
| rdev->irq.stat_regs.r600.hdmi0_status &= ~HDMI0_AZ_FORMAT_WTRIG; |
| queue_hdmi = true; |
| DRM_DEBUG("IH: HDMI0\n"); |
| } |
| break; |
| case 5: |
| if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) { |
| rdev->irq.stat_regs.r600.hdmi1_status &= ~HDMI0_AZ_FORMAT_WTRIG; |
| queue_hdmi = true; |
| DRM_DEBUG("IH: HDMI1\n"); |
| } |
| break; |
| default: |
| DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data); |
| break; |
| } |
| break; |
| case 176: /* CP_INT in ring buffer */ |
| case 177: /* CP_INT in IB1 */ |
| case 178: /* CP_INT in IB2 */ |
| DRM_DEBUG("IH: CP int: 0x%08x\n", src_data); |
| radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); |
| break; |
| case 181: /* CP EOP event */ |
| DRM_DEBUG("IH: CP EOP\n"); |
| radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); |
| break; |
| case 224: /* DMA trap event */ |
| DRM_DEBUG("IH: DMA trap\n"); |
| radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX); |
| break; |
| case 233: /* GUI IDLE */ |
| DRM_DEBUG("IH: GUI idle\n"); |
| break; |
| default: |
| DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); |
| break; |
| } |
| |
| /* wptr/rptr are in bytes! */ |
| rptr += 16; |
| rptr &= rdev->ih.ptr_mask; |
| } |
| if (queue_hotplug) |
| schedule_work(&rdev->hotplug_work); |
| if (queue_hdmi) |
| schedule_work(&rdev->audio_work); |
| rdev->ih.rptr = rptr; |
| WREG32(IH_RB_RPTR, rdev->ih.rptr); |
| atomic_set(&rdev->ih.lock, 0); |
| |
| /* make sure wptr hasn't changed while processing */ |
| wptr = r600_get_ih_wptr(rdev); |
| if (wptr != rptr) |
| goto restart_ih; |
| |
| return IRQ_HANDLED; |
| } |
| |
| /* |
| * Debugfs info |
| */ |
| #if defined(CONFIG_DEBUG_FS) |
| |
| static int r600_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; |
| |
| DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS); |
| DREG32_SYS(m, rdev, VM_L2_STATUS); |
| return 0; |
| } |
| |
| static struct drm_info_list r600_mc_info_list[] = { |
| {"r600_mc_info", r600_debugfs_mc_info, 0, NULL}, |
| }; |
| #endif |
| |
| int r600_debugfs_mc_info_init(struct radeon_device *rdev) |
| { |
| #if defined(CONFIG_DEBUG_FS) |
| return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list)); |
| #else |
| return 0; |
| #endif |
| } |
| |
| /** |
| * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl |
| * rdev: radeon device structure |
| * bo: buffer object struct which userspace is waiting for idle |
| * |
| * Some R6XX/R7XX doesn't seems to take into account HDP flush performed |
| * through ring buffer, this leads to corruption in rendering, see |
| * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we |
| * directly perform HDP flush by writing register through MMIO. |
| */ |
| void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo) |
| { |
| /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read |
| * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL. |
| * This seems to cause problems on some AGP cards. Just use the old |
| * method for them. |
| */ |
| if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) && |
| rdev->vram_scratch.ptr && !(rdev->flags & RADEON_IS_AGP)) { |
| void __iomem *ptr = (void *)rdev->vram_scratch.ptr; |
| u32 tmp; |
| |
| WREG32(HDP_DEBUG1, 0); |
| tmp = readl((void __iomem *)ptr); |
| } else |
| WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); |
| } |
| |
| void r600_set_pcie_lanes(struct radeon_device *rdev, int lanes) |
| { |
| u32 link_width_cntl, mask, target_reg; |
| |
| if (rdev->flags & RADEON_IS_IGP) |
| return; |
| |
| if (!(rdev->flags & RADEON_IS_PCIE)) |
| return; |
| |
| /* x2 cards have a special sequence */ |
| if (ASIC_IS_X2(rdev)) |
| return; |
| |
| /* FIXME wait for idle */ |
| |
| switch (lanes) { |
| case 0: |
| mask = RADEON_PCIE_LC_LINK_WIDTH_X0; |
| break; |
| case 1: |
| mask = RADEON_PCIE_LC_LINK_WIDTH_X1; |
| break; |
| case 2: |
| mask = RADEON_PCIE_LC_LINK_WIDTH_X2; |
| break; |
| case 4: |
| mask = RADEON_PCIE_LC_LINK_WIDTH_X4; |
| break; |
| case 8: |
| mask = RADEON_PCIE_LC_LINK_WIDTH_X8; |
| break; |
| case 12: |
| mask = RADEON_PCIE_LC_LINK_WIDTH_X12; |
| break; |
| case 16: |
| default: |
| mask = RADEON_PCIE_LC_LINK_WIDTH_X16; |
| break; |
| } |
| |
| link_width_cntl = RREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL); |
| |
| if ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) == |
| (mask << RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT)) |
| return; |
| |
| if (link_width_cntl & R600_PCIE_LC_UPCONFIGURE_DIS) |
| return; |
| |
| link_width_cntl &= ~(RADEON_PCIE_LC_LINK_WIDTH_MASK | |
| RADEON_PCIE_LC_RECONFIG_NOW | |
| R600_PCIE_LC_RENEGOTIATE_EN | |
| R600_PCIE_LC_RECONFIG_ARC_MISSING_ESCAPE); |
| link_width_cntl |= mask; |
| |
| WREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); |
| |
| /* some northbridges can renegotiate the link rather than requiring |
| * a complete re-config. |
| * e.g., AMD 780/790 northbridges (pci ids: 0x5956, 0x5957, 0x5958, etc.) |
| */ |
| if (link_width_cntl & R600_PCIE_LC_RENEGOTIATION_SUPPORT) |
| link_width_cntl |= R600_PCIE_LC_RENEGOTIATE_EN | R600_PCIE_LC_UPCONFIGURE_SUPPORT; |
| else |
| link_width_cntl |= R600_PCIE_LC_RECONFIG_ARC_MISSING_ESCAPE; |
| |
| WREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL, (link_width_cntl | |
| RADEON_PCIE_LC_RECONFIG_NOW)); |
| |
| if (rdev->family >= CHIP_RV770) |
| target_reg = R700_TARGET_AND_CURRENT_PROFILE_INDEX; |
| else |
| target_reg = R600_TARGET_AND_CURRENT_PROFILE_INDEX; |
| |
| /* wait for lane set to complete */ |
| link_width_cntl = RREG32(target_reg); |
| while (link_width_cntl == 0xffffffff) |
| link_width_cntl = RREG32(target_reg); |
| |
| } |
| |
| int r600_get_pcie_lanes(struct radeon_device *rdev) |
| { |
| u32 link_width_cntl; |
| |
| if (rdev->flags & RADEON_IS_IGP) |
| return 0; |
| |
| if (!(rdev->flags & RADEON_IS_PCIE)) |
| return 0; |
| |
| /* x2 cards have a special sequence */ |
| if (ASIC_IS_X2(rdev)) |
| return 0; |
| |
| /* FIXME wait for idle */ |
| |
| link_width_cntl = RREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL); |
| |
| switch ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) >> RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT) { |
| case RADEON_PCIE_LC_LINK_WIDTH_X0: |
| return 0; |
| case RADEON_PCIE_LC_LINK_WIDTH_X1: |
| return 1; |
| case RADEON_PCIE_LC_LINK_WIDTH_X2: |
| return 2; |
| case RADEON_PCIE_LC_LINK_WIDTH_X4: |
| return 4; |
| case RADEON_PCIE_LC_LINK_WIDTH_X8: |
| return 8; |
| case RADEON_PCIE_LC_LINK_WIDTH_X16: |
| default: |
| return 16; |
| } |
| } |
| |
| static void r600_pcie_gen2_enable(struct radeon_device *rdev) |
| { |
| u32 link_width_cntl, lanes, speed_cntl, training_cntl, tmp; |
| u16 link_cntl2; |
| u32 mask; |
| int ret; |
| |
| if (radeon_pcie_gen2 == 0) |
| return; |
| |
| if (rdev->flags & RADEON_IS_IGP) |
| return; |
| |
| if (!(rdev->flags & RADEON_IS_PCIE)) |
| return; |
| |
| /* x2 cards have a special sequence */ |
| if (ASIC_IS_X2(rdev)) |
| return; |
| |
| /* only RV6xx+ chips are supported */ |
| if (rdev->family <= CHIP_R600) |
| return; |
| |
| ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask); |
| if (ret != 0) |
| return; |
| |
| if (!(mask & DRM_PCIE_SPEED_50)) |
| return; |
| |
| speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); |
| if (speed_cntl & LC_CURRENT_DATA_RATE) { |
| DRM_INFO("PCIE gen 2 link speeds already enabled\n"); |
| return; |
| } |
| |
| DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n"); |
| |
| /* 55 nm r6xx asics */ |
| if ((rdev->family == CHIP_RV670) || |
| (rdev->family == CHIP_RV620) || |
| (rdev->family == CHIP_RV635)) { |
| /* advertise upconfig capability */ |
| link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL); |
| link_width_cntl &= ~LC_UPCONFIGURE_DIS; |
| WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); |
| link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL); |
| if (link_width_cntl & LC_RENEGOTIATION_SUPPORT) { |
| lanes = (link_width_cntl & LC_LINK_WIDTH_RD_MASK) >> LC_LINK_WIDTH_RD_SHIFT; |
| link_width_cntl &= ~(LC_LINK_WIDTH_MASK | |
| LC_RECONFIG_ARC_MISSING_ESCAPE); |
| link_width_cntl |= lanes | LC_RECONFIG_NOW | LC_RENEGOTIATE_EN; |
| WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); |
| } else { |
| link_width_cntl |= LC_UPCONFIGURE_DIS; |
| WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); |
| } |
| } |
| |
| speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); |
| if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) && |
| (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) { |
| |
| /* 55 nm r6xx asics */ |
| if ((rdev->family == CHIP_RV670) || |
| (rdev->family == CHIP_RV620) || |
| (rdev->family == CHIP_RV635)) { |
| WREG32(MM_CFGREGS_CNTL, 0x8); |
| link_cntl2 = RREG32(0x4088); |
| WREG32(MM_CFGREGS_CNTL, 0); |
| /* not supported yet */ |
| if (link_cntl2 & SELECTABLE_DEEMPHASIS) |
| return; |
| } |
| |
| speed_cntl &= ~LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_MASK; |
| speed_cntl |= (0x3 << LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_SHIFT); |
| speed_cntl &= ~LC_VOLTAGE_TIMER_SEL_MASK; |
| speed_cntl &= ~LC_FORCE_DIS_HW_SPEED_CHANGE; |
| speed_cntl |= LC_FORCE_EN_HW_SPEED_CHANGE; |
| WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); |
| |
| tmp = RREG32(0x541c); |
| WREG32(0x541c, tmp | 0x8); |
| WREG32(MM_CFGREGS_CNTL, MM_WR_TO_CFG_EN); |
| link_cntl2 = RREG16(0x4088); |
| link_cntl2 &= ~TARGET_LINK_SPEED_MASK; |
| link_cntl2 |= 0x2; |
| WREG16(0x4088, link_cntl2); |
| WREG32(MM_CFGREGS_CNTL, 0); |
| |
| if ((rdev->family == CHIP_RV670) || |
| (rdev->family == CHIP_RV620) || |
| (rdev->family == CHIP_RV635)) { |
| training_cntl = RREG32_PCIE_P(PCIE_LC_TRAINING_CNTL); |
| training_cntl &= ~LC_POINT_7_PLUS_EN; |
| WREG32_PCIE_P(PCIE_LC_TRAINING_CNTL, training_cntl); |
| } else { |
| speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); |
| speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN; |
| WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); |
| } |
| |
| speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); |
| speed_cntl |= LC_GEN2_EN_STRAP; |
| WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl); |
| |
| } else { |
| link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL); |
| /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */ |
| if (1) |
| link_width_cntl |= LC_UPCONFIGURE_DIS; |
| else |
| link_width_cntl &= ~LC_UPCONFIGURE_DIS; |
| WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); |
| } |
| } |
| |
| /** |
| * r600_get_gpu_clock - return GPU clock counter snapshot |
| * |
| * @rdev: radeon_device pointer |
| * |
| * Fetches a GPU clock counter snapshot (R6xx-cayman). |
| * Returns the 64 bit clock counter snapshot. |
| */ |
| uint64_t r600_get_gpu_clock(struct radeon_device *rdev) |
| { |
| uint64_t clock; |
| |
| mutex_lock(&rdev->gpu_clock_mutex); |
| WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1); |
| clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) | |
| ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL); |
| mutex_unlock(&rdev->gpu_clock_mutex); |
| return clock; |
| } |