diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_pm.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_fb_helper.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_gem_shmem_helper.c | 46 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_gem_vram_helper.c | 7 |
4 files changed, 43 insertions, 20 deletions
diff --git a/drivers/accel/ivpu/ivpu_pm.c b/drivers/accel/ivpu/ivpu_pm.c index 83da9b297f37..c1ce8329790e 100644 --- a/drivers/accel/ivpu/ivpu_pm.c +++ b/drivers/accel/ivpu/ivpu_pm.c @@ -221,6 +221,12 @@ static void ivpu_job_timeout_work(struct work_struct *work) abort: atomic_set(&vdev->job_timeout_counter, 0); + + if (vdev->fw->sched_mode == VPU_SCHEDULING_MODE_OS) { + ivpu_pm_trigger_recovery(vdev, "Job timeout"); + return; + } + ivpu_jsm_state_dump(vdev); ivpu_dev_coredump(vdev); queue_work(system_percpu_wq, &vdev->context_abort_work); diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index c4adad77c8d6..a80a335f4148 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -1627,8 +1627,10 @@ __drm_fb_helper_initial_config_and_unlock(struct drm_fb_helper *fb_helper) drm_client_modeset_probe(&fb_helper->client, width, height); info = drm_fb_helper_alloc_info(fb_helper); - if (IS_ERR(info)) + if (IS_ERR(info)) { + mutex_unlock(&fb_helper->lock); return PTR_ERR(info); + } ret = drm_fb_helper_single_fb_probe(fb_helper); if (ret < 0) { diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c index 2062ca607833..545933c7f712 100644 --- a/drivers/gpu/drm/drm_gem_shmem_helper.c +++ b/drivers/gpu/drm/drm_gem_shmem_helper.c @@ -554,6 +554,21 @@ int drm_gem_shmem_dumb_create(struct drm_file *file, struct drm_device *dev, } EXPORT_SYMBOL_GPL(drm_gem_shmem_dumb_create); +static void drm_gem_shmem_record_mkwrite(struct vm_fault *vmf) +{ + struct vm_area_struct *vma = vmf->vma; + struct drm_gem_object *obj = vma->vm_private_data; + struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj); + loff_t num_pages = obj->size >> PAGE_SHIFT; + pgoff_t page_offset = vmf->pgoff - vma->vm_pgoff; /* page offset within VMA */ + + if (drm_WARN_ON(obj->dev, !shmem->pages || page_offset >= num_pages)) + return; + + file_update_time(vma->vm_file); + folio_mark_dirty(page_folio(shmem->pages[page_offset])); +} + static vm_fault_t try_insert_pfn(struct vm_fault *vmf, unsigned int order, unsigned long pfn) { @@ -566,8 +581,23 @@ static vm_fault_t try_insert_pfn(struct vm_fault *vmf, unsigned int order, if (aligned && folio_test_pmd_mappable(page_folio(pfn_to_page(pfn)))) { + vm_fault_t ret; + pfn &= PMD_MASK >> PAGE_SHIFT; - return vmf_insert_pfn_pmd(vmf, pfn, false); + + /* Unlike PTEs which are automatically upgraded to + * writeable entries, the PMD upgrades go through + * .huge_fault(). Make sure we pass the "write" info + * along in that case. + * This also means we have to record the write fault + * here, instead of in .pfn_mkwrite(). + */ + ret = vmf_insert_pfn_pmd(vmf, pfn, + vmf->flags & FAULT_FLAG_WRITE); + if (ret == VM_FAULT_NOPAGE && (vmf->flags & FAULT_FLAG_WRITE)) + drm_gem_shmem_record_mkwrite(vmf); + + return ret; } #endif } @@ -655,19 +685,7 @@ static void drm_gem_shmem_vm_close(struct vm_area_struct *vma) static vm_fault_t drm_gem_shmem_pfn_mkwrite(struct vm_fault *vmf) { - struct vm_area_struct *vma = vmf->vma; - struct drm_gem_object *obj = vma->vm_private_data; - struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj); - loff_t num_pages = obj->size >> PAGE_SHIFT; - pgoff_t page_offset = vmf->pgoff - vma->vm_pgoff; /* page offset within VMA */ - - if (drm_WARN_ON(obj->dev, !shmem->pages || page_offset >= num_pages)) - return VM_FAULT_SIGBUS; - - file_update_time(vma->vm_file); - - folio_mark_dirty(page_folio(shmem->pages[page_offset])); - + drm_gem_shmem_record_mkwrite(vmf); return 0; } diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c index d7fcced75e79..bca802ccddee 100644 --- a/drivers/gpu/drm/drm_gem_vram_helper.c +++ b/drivers/gpu/drm/drm_gem_vram_helper.c @@ -49,15 +49,12 @@ static const struct drm_gem_object_funcs drm_gem_vram_object_funcs; * To initialize the VRAM helper library call drmm_vram_helper_init(). * The function allocates and initializes an instance of &struct drm_vram_mm * in &struct drm_device.vram_mm . Use &DRM_GEM_VRAM_DRIVER to initialize - * &struct drm_driver and &DRM_VRAM_MM_FILE_OPERATIONS to initialize + * &struct drm_driver and &DEFINE_DRM_GEM_FOPS to define * &struct file_operations; as illustrated below. * * .. code-block:: c * - * struct file_operations fops ={ - * .owner = THIS_MODULE, - * DRM_VRAM_MM_FILE_OPERATION - * }; + * DEFINE_DRM_GEM_FOPS(fops); * struct drm_driver drv = { * .driver_feature = DRM_ ... , * .fops = &fops, |