diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 167 |
1 files changed, 119 insertions, 48 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index f944ed858f3e..41c6b3aacd37 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -116,6 +116,7 @@ const char *amdgpu_asic_name[] = { "RENOIR", "ALDEBARAN", "NAVI10", + "CYAN_SKILLFISH", "NAVI14", "NAVI12", "SIENNA_CICHLID", @@ -287,7 +288,7 @@ bool amdgpu_device_supports_smart_shift(struct drm_device *dev) */ /** - * amdgpu_device_vram_access - read/write a buffer in vram + * amdgpu_device_mm_access - access vram by MM_INDEX/MM_DATA * * @adev: amdgpu_device pointer * @pos: offset of the buffer in vram @@ -295,22 +296,65 @@ bool amdgpu_device_supports_smart_shift(struct drm_device *dev) * @size: read/write size, sizeof(@buf) must > @size * @write: true - write to vram, otherwise - read from vram */ -void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos, - uint32_t *buf, size_t size, bool write) +void amdgpu_device_mm_access(struct amdgpu_device *adev, loff_t pos, + void *buf, size_t size, bool write) { unsigned long flags; - uint32_t hi = ~0; + uint32_t hi = ~0, tmp = 0; + uint32_t *data = buf; uint64_t last; int idx; if (!drm_dev_enter(&adev->ddev, &idx)) return; + BUG_ON(!IS_ALIGNED(pos, 4) || !IS_ALIGNED(size, 4)); + + spin_lock_irqsave(&adev->mmio_idx_lock, flags); + for (last = pos + size; pos < last; pos += 4) { + tmp = pos >> 31; + + WREG32_NO_KIQ(mmMM_INDEX, ((uint32_t)pos) | 0x80000000); + if (tmp != hi) { + WREG32_NO_KIQ(mmMM_INDEX_HI, tmp); + hi = tmp; + } + if (write) + WREG32_NO_KIQ(mmMM_DATA, *data++); + else + *data++ = RREG32_NO_KIQ(mmMM_DATA); + } + + spin_unlock_irqrestore(&adev->mmio_idx_lock, flags); + drm_dev_exit(idx); +} + +/** + * amdgpu_device_vram_access - access vram by vram aperature + * + * @adev: amdgpu_device pointer + * @pos: offset of the buffer in vram + * @buf: virtual address of the buffer in system memory + * @size: read/write size, sizeof(@buf) must > @size + * @write: true - write to vram, otherwise - read from vram + * + * The return value means how many bytes have been transferred. + */ +size_t amdgpu_device_aper_access(struct amdgpu_device *adev, loff_t pos, + void *buf, size_t size, bool write) +{ #ifdef CONFIG_64BIT + void __iomem *addr; + size_t count = 0; + uint64_t last; + + if (!adev->mman.aper_base_kaddr) + return 0; + last = min(pos + size, adev->gmc.visible_vram_size); if (last > pos) { - void __iomem *addr = adev->mman.aper_base_kaddr + pos; - size_t count = last - pos; + addr = adev->mman.aper_base_kaddr + pos; + count = last - pos; if (write) { memcpy_toio(addr, buf, count); @@ -322,35 +366,37 @@ void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos, memcpy_fromio(buf, addr, count); } - if (count == size) - goto exit; - - pos += count; - buf += count / 4; - size -= count; } + + return count; +#else + return 0; #endif +} - spin_lock_irqsave(&adev->mmio_idx_lock, flags); - for (last = pos + size; pos < last; pos += 4) { - uint32_t tmp = pos >> 31; +/** + * amdgpu_device_vram_access - read/write a buffer in vram + * + * @adev: amdgpu_device pointer + * @pos: offset of the buffer in vram + * @buf: virtual address of the buffer in system memory + * @size: read/write size, sizeof(@buf) must > @size + * @write: true - write to vram, otherwise - read from vram + */ +void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos, + void *buf, size_t size, bool write) +{ + size_t count; - WREG32_NO_KIQ(mmMM_INDEX, ((uint32_t)pos) | 0x80000000); - if (tmp != hi) { - WREG32_NO_KIQ(mmMM_INDEX_HI, tmp); - hi = tmp; - } - if (write) - WREG32_NO_KIQ(mmMM_DATA, *buf++); - else - *buf++ = RREG32_NO_KIQ(mmMM_DATA); + /* try to using vram apreature to access vram first */ + count = amdgpu_device_aper_access(adev, pos, buf, size, write); + size -= count; + if (size) { + /* using MM to access rest vram */ + pos += count; + buf += count; + amdgpu_device_mm_access(adev, pos, buf, size, write); } - spin_unlock_irqrestore(&adev->mmio_idx_lock, flags); - -#ifdef CONFIG_64BIT -exit: -#endif - drm_dev_exit(idx); } /* @@ -518,7 +564,7 @@ void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev, adev->gfx.rlc.funcs && adev->gfx.rlc.funcs->is_rlcg_access_range) { if (adev->gfx.rlc.funcs->is_rlcg_access_range(adev, reg)) - return adev->gfx.rlc.funcs->rlcg_wreg(adev, reg, v, 0, 0); + return adev->gfx.rlc.funcs->sriov_wreg(adev, reg, v, 0, 0); } else { writel(v, ((void __iomem *)adev->rmmio) + (reg * 4)); } @@ -1266,15 +1312,16 @@ bool amdgpu_device_need_post(struct amdgpu_device *adev) /** * amdgpu_device_vga_set_decode - enable/disable vga decode * - * @cookie: amdgpu_device pointer + * @pdev: PCI device pointer * @state: enable/disable vga decode * * Enable/disable vga decode (all asics). * Returns VGA resource flags. */ -static unsigned int amdgpu_device_vga_set_decode(void *cookie, bool state) +static unsigned int amdgpu_device_vga_set_decode(struct pci_dev *pdev, + bool state) { - struct amdgpu_device *adev = cookie; + struct amdgpu_device *adev = drm_to_adev(pci_get_drvdata(pdev)); amdgpu_asic_set_vga_state(adev, state); if (state) return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM | @@ -1394,6 +1441,10 @@ static int amdgpu_device_init_apu_flags(struct amdgpu_device *adev) break; case CHIP_YELLOW_CARP: break; + case CHIP_CYAN_SKILLFISH: + if (adev->pdev->device == 0x13FE) + adev->apu_flags |= AMD_APU_IS_CYAN_SKILLFISH2; + break; default: return -EINVAL; } @@ -2100,6 +2151,7 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev) case CHIP_BEIGE_GOBY: case CHIP_VANGOGH: case CHIP_YELLOW_CARP: + case CHIP_CYAN_SKILLFISH: if (adev->asic_type == CHIP_VANGOGH) adev->family = AMDGPU_FAMILY_VGH; else if (adev->asic_type == CHIP_YELLOW_CARP) @@ -3594,9 +3646,9 @@ int amdgpu_device_init(struct amdgpu_device *adev, fence_driver_init: /* Fence driver */ - r = amdgpu_fence_driver_init(adev); + r = amdgpu_fence_driver_sw_init(adev); if (r) { - dev_err(adev->dev, "amdgpu_fence_driver_init failed\n"); + dev_err(adev->dev, "amdgpu_fence_driver_sw_init failed\n"); amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_FENCE_INIT_FAIL, 0, 0); goto failed; } @@ -3623,6 +3675,8 @@ fence_driver_init: goto release_ras_con; } + amdgpu_fence_driver_hw_init(adev); + dev_info(adev->dev, "SE %d, SH per SE %d, CU per SH %d, active_cu_number %d\n", adev->gfx.config.max_shader_engines, @@ -3714,7 +3768,7 @@ fence_driver_init: /* this will fail for cards that aren't VGA class devices, just * ignore it */ if ((adev->pdev->class >> 8) == PCI_CLASS_DISPLAY_VGA) - vga_client_register(adev->pdev, adev, NULL, amdgpu_device_vga_set_decode); + vga_client_register(adev->pdev, amdgpu_device_vga_set_decode); if (amdgpu_device_supports_px(ddev)) { px = true; @@ -3771,7 +3825,10 @@ void amdgpu_device_fini_hw(struct amdgpu_device *adev) { dev_info(adev->dev, "amdgpu: finishing device.\n"); flush_delayed_work(&adev->delayed_init_work); - ttm_bo_lock_delayed_workqueue(&adev->mman.bdev); + if (adev->mman.initialized) { + flush_delayed_work(&adev->mman.bdev.wq); + ttm_bo_lock_delayed_workqueue(&adev->mman.bdev); + } adev->shutdown = true; /* make sure IB test finished before entering exclusive mode @@ -3790,7 +3847,7 @@ void amdgpu_device_fini_hw(struct amdgpu_device *adev) else drm_atomic_helper_shutdown(adev_to_drm(adev)); } - amdgpu_fence_driver_fini_hw(adev); + amdgpu_fence_driver_hw_fini(adev); if (adev->pm_sysfs_en) amdgpu_pm_sysfs_fini(adev); @@ -3812,7 +3869,7 @@ void amdgpu_device_fini_hw(struct amdgpu_device *adev) void amdgpu_device_fini_sw(struct amdgpu_device *adev) { amdgpu_device_ip_fini(adev); - amdgpu_fence_driver_fini_sw(adev); + amdgpu_fence_driver_sw_fini(adev); release_firmware(adev->firmware.gpu_info_fw); adev->firmware.gpu_info_fw = NULL; adev->accel_working = false; @@ -3833,7 +3890,7 @@ void amdgpu_device_fini_sw(struct amdgpu_device *adev) vga_switcheroo_fini_domain_pm_ops(adev->dev); } if ((adev->pdev->class >> 8) == PCI_CLASS_DISPLAY_VGA) - vga_client_register(adev->pdev, NULL, NULL, NULL); + vga_client_unregister(adev->pdev); if (IS_ENABLED(CONFIG_PERF_EVENTS)) amdgpu_pmu_fini(adev); @@ -3887,7 +3944,7 @@ int amdgpu_device_suspend(struct drm_device *dev, bool fbcon) /* evict vram memory */ amdgpu_bo_evict_vram(adev); - amdgpu_fence_driver_suspend(adev); + amdgpu_fence_driver_hw_fini(adev); amdgpu_device_ip_suspend_phase2(adev); /* evict remaining vram memory @@ -3932,8 +3989,7 @@ int amdgpu_device_resume(struct drm_device *dev, bool fbcon) dev_err(adev->dev, "amdgpu_device_ip_resume failed (%d).\n", r); return r; } - amdgpu_fence_driver_resume(adev); - + amdgpu_fence_driver_hw_init(adev); r = amdgpu_device_ip_late_init(adev); if (r) @@ -4394,7 +4450,7 @@ int amdgpu_device_mode1_reset(struct amdgpu_device *adev) int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev, struct amdgpu_reset_context *reset_context) { - int i, r = 0; + int i, j, r = 0; struct amdgpu_job *job = NULL; bool need_full_reset = test_bit(AMDGPU_NEED_FULL_RESET, &reset_context->flags); @@ -4418,11 +4474,22 @@ int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev, if (!ring || !ring->sched.thread) continue; + /*clear job fence from fence drv to avoid force_completion + *leave NULL and vm flush fence in fence drv */ + for (j = 0; j <= ring->fence_drv.num_fences_mask; j++) { + struct dma_fence *old, **ptr; + + ptr = &ring->fence_drv.fences[j]; + old = rcu_dereference_protected(*ptr, 1); + if (old && test_bit(AMDGPU_FENCE_FLAG_EMBED_IN_JOB_BIT, &old->flags)) { + RCU_INIT_POINTER(*ptr, NULL); + } + } /* after all hw jobs are reset, hw fence is meaningless, so force_completion */ amdgpu_fence_driver_force_completion(ring); } - if(job) + if (job && job->vm) drm_sched_increase_karma(&job->base); r = amdgpu_reset_prepare_hwcontext(adev, reset_context); @@ -4886,7 +4953,7 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, DRM_INFO("Bailing on TDR for s_job:%llx, hive: %llx as another already in progress", job ? job->base.id : -1, hive->hive_id); amdgpu_put_xgmi_hive(hive); - if (job) + if (job && job->vm) drm_sched_increase_karma(&job->base); return 0; } @@ -4910,7 +4977,7 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, job ? job->base.id : -1); /* even we skipped this reset, still need to set the job to guilty */ - if (job) + if (job && job->vm) drm_sched_increase_karma(&job->base); goto skip_recovery; } @@ -5277,6 +5344,10 @@ int amdgpu_device_baco_exit(struct drm_device *dev) adev->nbio.funcs->enable_doorbell_interrupt) adev->nbio.funcs->enable_doorbell_interrupt(adev, true); + if (amdgpu_passthrough(adev) && + adev->nbio.funcs->clear_doorbell_interrupt) + adev->nbio.funcs->clear_doorbell_interrupt(adev); + return 0; } |