diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 108 |
1 files changed, 30 insertions, 78 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index dc0e5227119b..91d7f9e4fefc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -164,71 +164,6 @@ static DEVICE_ATTR(pcie_replay_count, 0444, static void amdgpu_device_get_pcie_info(struct amdgpu_device *adev); -/** - * DOC: product_name - * - * The amdgpu driver provides a sysfs API for reporting the product name - * for the device - * The file product_name is used for this and returns the product name - * as returned from the FRU. - * NOTE: This is only available for certain server cards - */ - -static ssize_t amdgpu_device_get_product_name(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct drm_device *ddev = dev_get_drvdata(dev); - struct amdgpu_device *adev = drm_to_adev(ddev); - - return sysfs_emit(buf, "%s\n", adev->product_name); -} - -static DEVICE_ATTR(product_name, 0444, - amdgpu_device_get_product_name, NULL); - -/** - * DOC: product_number - * - * The amdgpu driver provides a sysfs API for reporting the part number - * for the device - * The file product_number is used for this and returns the part number - * as returned from the FRU. - * NOTE: This is only available for certain server cards - */ - -static ssize_t amdgpu_device_get_product_number(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct drm_device *ddev = dev_get_drvdata(dev); - struct amdgpu_device *adev = drm_to_adev(ddev); - - return sysfs_emit(buf, "%s\n", adev->product_number); -} - -static DEVICE_ATTR(product_number, 0444, - amdgpu_device_get_product_number, NULL); - -/** - * DOC: serial_number - * - * The amdgpu driver provides a sysfs API for reporting the serial number - * for the device - * The file serial_number is used for this and returns the serial number - * as returned from the FRU. - * NOTE: This is only available for certain server cards - */ - -static ssize_t amdgpu_device_get_serial_number(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct drm_device *ddev = dev_get_drvdata(dev); - struct amdgpu_device *adev = drm_to_adev(ddev); - - return sysfs_emit(buf, "%s\n", adev->serial); -} - -static DEVICE_ATTR(serial_number, 0444, - amdgpu_device_get_serial_number, NULL); /** * amdgpu_device_supports_px - Is the device a dGPU with ATPX power control @@ -1297,6 +1232,32 @@ bool amdgpu_device_need_post(struct amdgpu_device *adev) } /* + * On APUs with >= 64GB white flickering has been observed w/ SG enabled. + * Disable S/G on such systems until we have a proper fix. + * https://gitlab.freedesktop.org/drm/amd/-/issues/2354 + * https://gitlab.freedesktop.org/drm/amd/-/issues/2735 + */ +bool amdgpu_sg_display_supported(struct amdgpu_device *adev) +{ + switch (amdgpu_sg_display) { + case -1: + break; + case 0: + return false; + case 1: + return true; + default: + return false; + } + if ((totalram_pages() << (PAGE_SHIFT - 10)) + + (adev->gmc.real_vram_size / 1024) >= 64000000) { + DRM_WARN("Disabling S/G due to >=64GB RAM\n"); + return false; + } + return true; +} + +/* * Intel hosts such as Raptor Lake and Sapphire Rapids don't support dynamic * speed switching. Until we have confirmation from Intel that a specific host * supports it, it's safer that we keep it disabled for all. @@ -3275,12 +3236,6 @@ static int amdgpu_device_ip_resume(struct amdgpu_device *adev) { int r; - if (!adev->in_s0ix) { - r = amdgpu_amdkfd_resume_iommu(adev); - if (r) - return r; - } - r = amdgpu_device_ip_resume_phase1(adev); if (r) return r; @@ -3524,9 +3479,6 @@ static void amdgpu_device_check_iommu_direct_map(struct amdgpu_device *adev) } static const struct attribute *amdgpu_dev_attributes[] = { - &dev_attr_product_name.attr, - &dev_attr_product_number.attr, - &dev_attr_serial_number.attr, &dev_attr_pcie_replay_count.attr, NULL }; @@ -3941,6 +3893,8 @@ fence_driver_init: if (r) dev_err(adev->dev, "Could not create amdgpu device attr\n"); + amdgpu_fru_sysfs_init(adev); + if (IS_ENABLED(CONFIG_PERF_EVENTS)) r = amdgpu_pmu_init(adev); if (r) @@ -4060,6 +4014,7 @@ void amdgpu_device_fini_hw(struct amdgpu_device *adev) if (adev->ucode_sysfs_en) amdgpu_ucode_sysfs_fini(adev); sysfs_remove_files(&adev->dev->kobj, amdgpu_dev_attributes); + amdgpu_fru_sysfs_fini(adev); /* disable ras feature must before hw fini */ amdgpu_ras_pre_fini(adev); @@ -4576,6 +4531,7 @@ retry: r = amdgpu_virt_reset_gpu(adev); if (r) return r; + amdgpu_irq_gpu_reset_resume_helper(adev); /* some sw clean up VF needs to do before recover */ amdgpu_virt_post_reset(adev); @@ -4605,7 +4561,6 @@ retry: amdgpu_put_xgmi_hive(hive); if (!r) { - amdgpu_irq_gpu_reset_resume_helper(adev); r = amdgpu_ib_ring_tests(adev); amdgpu_amdkfd_post_reset(adev); @@ -4985,9 +4940,6 @@ int amdgpu_do_asic_reset(struct list_head *device_list_handle, dev_warn(tmp_adev->dev, "asic atom init failed!"); } else { dev_info(tmp_adev->dev, "GPU reset succeeded, trying to resume\n"); - r = amdgpu_amdkfd_resume_iommu(tmp_adev); - if (r) - goto out; r = amdgpu_device_ip_resume_phase1(tmp_adev); if (r) |