diff options
Diffstat (limited to 'drivers')
65 files changed, 700 insertions, 400 deletions
diff --git a/drivers/accel/ivpu/ivpu_debugfs.c b/drivers/accel/ivpu/ivpu_debugfs.c index 19035230563d..7cb962e21453 100644 --- a/drivers/accel/ivpu/ivpu_debugfs.c +++ b/drivers/accel/ivpu/ivpu_debugfs.c @@ -102,7 +102,7 @@ static int reset_pending_show(struct seq_file *s, void *v) { struct ivpu_device *vdev = seq_to_ivpu(s); - seq_printf(s, "%d\n", atomic_read(&vdev->pm->in_reset)); + seq_printf(s, "%d\n", atomic_read(&vdev->pm->reset_pending)); return 0; } @@ -130,7 +130,9 @@ dvfs_mode_fops_write(struct file *file, const char __user *user_buf, size_t size fw->dvfs_mode = dvfs_mode; - ivpu_pm_schedule_recovery(vdev); + ret = pci_try_reset_function(to_pci_dev(vdev->drm.dev)); + if (ret) + return ret; return size; } @@ -190,7 +192,10 @@ fw_profiling_freq_fops_write(struct file *file, const char __user *user_buf, return ret; ivpu_hw_profiling_freq_drive(vdev, enable); - ivpu_pm_schedule_recovery(vdev); + + ret = pci_try_reset_function(to_pci_dev(vdev->drm.dev)); + if (ret) + return ret; return size; } @@ -301,11 +306,18 @@ static ssize_t ivpu_force_recovery_fn(struct file *file, const char __user *user_buf, size_t size, loff_t *pos) { struct ivpu_device *vdev = file->private_data; + int ret; if (!size) return -EINVAL; - ivpu_pm_schedule_recovery(vdev); + ret = ivpu_rpm_get(vdev); + if (ret) + return ret; + + ivpu_pm_trigger_recovery(vdev, "debugfs"); + flush_work(&vdev->pm->recovery_work); + ivpu_rpm_put(vdev); return size; } diff --git a/drivers/accel/ivpu/ivpu_drv.c b/drivers/accel/ivpu/ivpu_drv.c index 64927682161b..9418c73ee8ef 100644 --- a/drivers/accel/ivpu/ivpu_drv.c +++ b/drivers/accel/ivpu/ivpu_drv.c @@ -6,6 +6,7 @@ #include <linux/firmware.h> #include <linux/module.h> #include <linux/pci.h> +#include <linux/pm_runtime.h> #include <drm/drm_accel.h> #include <drm/drm_file.h> @@ -17,6 +18,7 @@ #include "ivpu_debugfs.h" #include "ivpu_drv.h" #include "ivpu_fw.h" +#include "ivpu_fw_log.h" #include "ivpu_gem.h" #include "ivpu_hw.h" #include "ivpu_ipc.h" @@ -65,22 +67,20 @@ struct ivpu_file_priv *ivpu_file_priv_get(struct ivpu_file_priv *file_priv) return file_priv; } -struct ivpu_file_priv *ivpu_file_priv_get_by_ctx_id(struct ivpu_device *vdev, unsigned long id) +static void file_priv_unbind(struct ivpu_device *vdev, struct ivpu_file_priv *file_priv) { - struct ivpu_file_priv *file_priv; - - xa_lock_irq(&vdev->context_xa); - file_priv = xa_load(&vdev->context_xa, id); - /* file_priv may still be in context_xa during file_priv_release() */ - if (file_priv && !kref_get_unless_zero(&file_priv->ref)) - file_priv = NULL; - xa_unlock_irq(&vdev->context_xa); - - if (file_priv) - ivpu_dbg(vdev, KREF, "file_priv get by id: ctx %u refcount %u\n", - file_priv->ctx.id, kref_read(&file_priv->ref)); - - return file_priv; + mutex_lock(&file_priv->lock); + if (file_priv->bound) { + ivpu_dbg(vdev, FILE, "file_priv unbind: ctx %u\n", file_priv->ctx.id); + + ivpu_cmdq_release_all_locked(file_priv); + ivpu_jsm_context_release(vdev, file_priv->ctx.id); + ivpu_bo_unbind_all_bos_from_context(vdev, &file_priv->ctx); + ivpu_mmu_user_context_fini(vdev, &file_priv->ctx); + file_priv->bound = false; + drm_WARN_ON(&vdev->drm, !xa_erase_irq(&vdev->context_xa, file_priv->ctx.id)); + } + mutex_unlock(&file_priv->lock); } static void file_priv_release(struct kref *ref) @@ -88,13 +88,15 @@ static void file_priv_release(struct kref *ref) struct ivpu_file_priv *file_priv = container_of(ref, struct ivpu_file_priv, ref); struct ivpu_device *vdev = file_priv->vdev; - ivpu_dbg(vdev, FILE, "file_priv release: ctx %u\n", file_priv->ctx.id); + ivpu_dbg(vdev, FILE, "file_priv release: ctx %u bound %d\n", + file_priv->ctx.id, (bool)file_priv->bound); + + pm_runtime_get_sync(vdev->drm.dev); + mutex_lock(&vdev->context_list_lock); + file_priv_unbind(vdev, file_priv); + mutex_unlock(&vdev->context_list_lock); + pm_runtime_put_autosuspend(vdev->drm.dev); - ivpu_cmdq_release_all(file_priv); - ivpu_jsm_context_release(vdev, file_priv->ctx.id); - ivpu_bo_remove_all_bos_from_context(vdev, &file_priv->ctx); - ivpu_mmu_user_context_fini(vdev, &file_priv->ctx); - drm_WARN_ON(&vdev->drm, xa_erase_irq(&vdev->context_xa, file_priv->ctx.id) != file_priv); mutex_destroy(&file_priv->lock); kfree(file_priv); } @@ -176,9 +178,6 @@ static int ivpu_get_param_ioctl(struct drm_device *dev, void *data, struct drm_f case DRM_IVPU_PARAM_CONTEXT_BASE_ADDRESS: args->value = vdev->hw->ranges.user.start; break; - case DRM_IVPU_PARAM_CONTEXT_PRIORITY: - args->value = file_priv->priority; - break; case DRM_IVPU_PARAM_CONTEXT_ID: args->value = file_priv->ctx.id; break; @@ -218,17 +217,10 @@ static int ivpu_get_param_ioctl(struct drm_device *dev, void *data, struct drm_f static int ivpu_set_param_ioctl(struct drm_device *dev, void *data, struct drm_file *file) { - struct ivpu_file_priv *file_priv = file->driver_priv; struct drm_ivpu_param *args = data; int ret = 0; switch (args->param) { - case DRM_IVPU_PARAM_CONTEXT_PRIORITY: - if (args->value <= DRM_IVPU_CONTEXT_PRIORITY_REALTIME) - file_priv->priority = args->value; - else - ret = -EINVAL; - break; default: ret = -EINVAL; } @@ -241,50 +233,53 @@ static int ivpu_open(struct drm_device *dev, struct drm_file *file) struct ivpu_device *vdev = to_ivpu_device(dev); struct ivpu_file_priv *file_priv; u32 ctx_id; - void *old; - int ret; + int idx, ret; - ret = xa_alloc_irq(&vdev->context_xa, &ctx_id, NULL, vdev->context_xa_limit, GFP_KERNEL); - if (ret) { - ivpu_err(vdev, "Failed to allocate context id: %d\n", ret); - return ret; - } + if (!drm_dev_enter(dev, &idx)) + return -ENODEV; file_priv = kzalloc(sizeof(*file_priv), GFP_KERNEL); if (!file_priv) { ret = -ENOMEM; - goto err_xa_erase; + goto err_dev_exit; } file_priv->vdev = vdev; - file_priv->priority = DRM_IVPU_CONTEXT_PRIORITY_NORMAL; + file_priv->bound = true; kref_init(&file_priv->ref); mutex_init(&file_priv->lock); + mutex_lock(&vdev->context_list_lock); + + ret = xa_alloc_irq(&vdev->context_xa, &ctx_id, file_priv, + vdev->context_xa_limit, GFP_KERNEL); + if (ret) { + ivpu_err(vdev, "Failed to allocate context id: %d\n", ret); + goto err_unlock; + } + ret = ivpu_mmu_user_context_init(vdev, &file_priv->ctx, ctx_id); if (ret) - goto err_mutex_destroy; + goto err_xa_erase; - old = xa_store_irq(&vdev->context_xa, ctx_id, file_priv, GFP_KERNEL); - if (xa_is_err(old)) { - ret = xa_err(old); - ivpu_err(vdev, "Failed to store context %u: %d\n", ctx_id, ret); - goto err_ctx_fini; - } + mutex_unlock(&vdev->context_list_lock); + drm_dev_exit(idx); + + file->driver_priv = file_priv; ivpu_dbg(vdev, FILE, "file_priv create: ctx %u process %s pid %d\n", ctx_id, current->comm, task_pid_nr(current)); - file->driver_priv = file_priv; return 0; -err_ctx_fini: - ivpu_mmu_user_context_fini(vdev, &file_priv->ctx); -err_mutex_destroy: - mutex_destroy(&file_priv->lock); - kfree(file_priv); err_xa_erase: xa_erase_irq(&vdev->context_xa, ctx_id); +err_unlock: + mutex_unlock(&vdev->context_list_lock); + mutex_destroy(&file_priv->lock); + kfree(file_priv); +err_dev_exit: + drm_dev_exit(idx); return ret; } @@ -340,8 +335,6 @@ static int ivpu_wait_for_ready(struct ivpu_device *vdev) if (!ret) ivpu_dbg(vdev, PM, "VPU ready message received successfully\n"); - else - ivpu_hw_diagnose_failure(vdev); return ret; } @@ -369,6 +362,9 @@ int ivpu_boot(struct ivpu_device *vdev) ret = ivpu_wait_for_ready(vdev); if (ret) { ivpu_err(vdev, "Failed to boot the firmware: %d\n", ret); + ivpu_hw_diagnose_failure(vdev); + ivpu_mmu_evtq_dump(vdev); + ivpu_fw_log_dump(vdev); return ret; } @@ -540,6 +536,10 @@ static int ivpu_dev_init(struct ivpu_device *vdev) lockdep_set_class(&vdev->submitted_jobs_xa.xa_lock, &submitted_jobs_xa_lock_class_key); INIT_LIST_HEAD(&vdev->bo_list); + ret = drmm_mutex_init(&vdev->drm, &vdev->context_list_lock); + if (ret) + goto err_xa_destroy; + ret = drmm_mutex_init(&vdev->drm, &vdev->bo_list_lock); if (ret) goto err_xa_destroy; @@ -611,14 +611,30 @@ err_xa_destroy: return ret; } +static void ivpu_bo_unbind_all_user_contexts(struct ivpu_device *vdev) +{ + struct ivpu_file_priv *file_priv; + unsigned long ctx_id; + + mutex_lock(&vdev->context_list_lock); + + xa_for_each(&vdev->context_xa, ctx_id, file_priv) + file_priv_unbind(vdev, file_priv); + + mutex_unlock(&vdev->context_list_lock); +} + static void ivpu_dev_fini(struct ivpu_device *vdev) { ivpu_pm_disable(vdev); ivpu_shutdown(vdev); if (IVPU_WA(d3hot_after_power_off)) pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D3hot); + + ivpu_jobs_abort_all(vdev); ivpu_job_done_consumer_fini(vdev); ivpu_pm_cancel_recovery(vdev); + ivpu_bo_unbind_all_user_contexts(vdev); ivpu_ipc_fini(vdev); ivpu_fw_fini(vdev); diff --git a/drivers/accel/ivpu/ivpu_drv.h b/drivers/accel/ivpu/ivpu_drv.h index ebc4b84f27b2..069ace4adb2d 100644 --- a/drivers/accel/ivpu/ivpu_drv.h +++ b/drivers/accel/ivpu/ivpu_drv.h @@ -56,6 +56,7 @@ #define IVPU_DBG_JSM BIT(10) #define IVPU_DBG_KREF BIT(11) #define IVPU_DBG_RPM BIT(12) +#define IVPU_DBG_MMU_MAP BIT(13) #define ivpu_err(vdev, fmt, ...) \ drm_err(&(vdev)->drm, "%s(): " fmt, __func__, ##__VA_ARGS__) @@ -114,6 +115,7 @@ struct ivpu_device { struct ivpu_mmu_context gctx; struct ivpu_mmu_context rctx; + struct mutex context_list_lock; /* Protects user context addition/removal */ struct xarray context_xa; struct xa_limit context_xa_limit; @@ -145,8 +147,8 @@ struct ivpu_file_priv { struct mutex lock; /* Protects cmdq */ struct ivpu_cmdq *cmdq[IVPU_NUM_ENGINES]; struct ivpu_mmu_context ctx; - u32 priority; bool has_mmu_faults; + bool bound; }; extern int ivpu_dbg_mask; @@ -162,7 +164,6 @@ extern bool ivpu_disable_mmu_cont_pages; extern int ivpu_test_mode; struct ivpu_file_priv *ivpu_file_priv_get(struct ivpu_file_priv *file_priv); -struct ivpu_file_priv *ivpu_file_priv_get_by_ctx_id(struct ivpu_device *vdev, unsigned long id); void ivpu_file_priv_put(struct ivpu_file_priv **link); int ivpu_boot(struct ivpu_device *vdev); diff --git a/drivers/accel/ivpu/ivpu_gem.c b/drivers/accel/ivpu/ivpu_gem.c index 1dda4f38ea25..e9ddbe9f50eb 100644 --- a/drivers/accel/ivpu/ivpu_gem.c +++ b/drivers/accel/ivpu/ivpu_gem.c @@ -24,14 +24,11 @@ static const struct drm_gem_object_funcs ivpu_gem_funcs; static inline void ivpu_dbg_bo(struct ivpu_device *vdev, struct ivpu_bo *bo, const char *action) { - if (bo->ctx) - ivpu_dbg(vdev, BO, "%6s: size %zu has_pages %d dma_mapped %d handle %u ctx %d vpu_addr 0x%llx mmu_mapped %d\n", - action, ivpu_bo_size(bo), (bool)bo->base.pages, (bool)bo->base.sgt, - bo->handle, bo->ctx->id, bo->vpu_addr, bo->mmu_mapped); - else - ivpu_dbg(vdev, BO, "%6s: size %zu has_pages %d dma_mapped %d handle %u (not added to context)\n", - action, ivpu_bo_size(bo), (bool)bo->base.pages, (bool)bo->base.sgt, - bo->handle); + ivpu_dbg(vdev, BO, + "%6s: bo %8p vpu_addr %9llx size %8zu ctx %d has_pages %d dma_mapped %d mmu_mapped %d wc %d imported %d\n", + action, bo, bo->vpu_addr, ivpu_bo_size(bo), bo->ctx ? bo->ctx->id : 0, + (bool)bo->base.pages, (bool)bo->base.sgt, bo->mmu_mapped, bo->base.map_wc, + (bool)bo->base.base.import_attach); } /* @@ -49,12 +46,7 @@ int __must_check ivpu_bo_pin(struct ivpu_bo *bo) mutex_lock(&bo->lock); ivpu_dbg_bo(vdev, bo, "pin"); - - if (!bo->ctx) { - ivpu_err(vdev, "vpu_addr not allocated for BO %d\n", bo->handle); - ret = -EINVAL; - goto unlock; - } + drm_WARN_ON(&vdev->drm, !bo->ctx); if (!bo->mmu_mapped) { struct sg_table *sgt = drm_gem_shmem_get_pages_sgt(&bo->base); @@ -85,7 +77,10 @@ ivpu_bo_alloc_vpu_addr(struct ivpu_bo *bo, struct ivpu_mmu_context *ctx, const struct ivpu_addr_range *range) { struct ivpu_device *vdev = ivpu_bo_to_vdev(bo); - int ret; + int idx, ret; + + if (!drm_dev_enter(&vdev->drm, &idx)) + return -ENODEV; mutex_lock(&bo->lock); @@ -101,6 +96,8 @@ ivpu_bo_alloc_vpu_addr(struct ivpu_bo *bo, struct ivpu_mmu_context *ctx, mutex_unlock(&bo->lock); + drm_dev_exit(idx); + return ret; } @@ -108,11 +105,7 @@ static void ivpu_bo_unbind_locked(struct ivpu_bo *bo) { struct ivpu_device *vdev = ivpu_bo_to_vdev(bo); - lockdep_assert_held(&bo->lock); - - ivpu_dbg_bo(vdev, bo, "unbind"); - - /* TODO: dma_unmap */ + lockdep_assert(lockdep_is_held(&bo->lock) || !kref_read(&bo->base.base.refcount)); if (bo->mmu_mapped) { drm_WARN_ON(&vdev->drm, !bo->ctx); @@ -124,19 +117,23 @@ static void ivpu_bo_unbind_locked(struct ivpu_bo *bo) if (bo->ctx) { ivpu_mmu_context_remove_node(bo->ctx, &bo->mm_node); - bo->vpu_addr = 0; bo->ctx = NULL; } -} -static void ivpu_bo_unbind(struct ivpu_bo *bo) -{ - mutex_lock(&bo->lock); - ivpu_bo_unbind_locked(bo); - mutex_unlock(&bo->lock); + if (bo->base.base.import_attach) + return; + + dma_resv_lock(bo->base.base.resv, NULL); + if (bo->base.sgt) { + dma_unmap_sgtable(vdev->drm.dev, bo->base.sgt, DMA_BIDIRECTIONAL, 0); + sg_free_table(bo->base.sgt); + kfree(bo->base.sgt); + bo->base.sgt = NULL; + } + dma_resv_unlock(bo->base.base.resv); } -void ivpu_bo_remove_all_bos_from_context(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx) +void ivpu_bo_unbind_all_bos_from_context(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx) { struct ivpu_bo *bo; @@ -146,8 +143,10 @@ void ivpu_bo_remove_all_bos_from_context(struct ivpu_device *vdev, struct ivpu_m mutex_lock(&vdev->bo_list_lock); list_for_each_entry(bo, &vdev->bo_list, bo_list_node) { mutex_lock(&bo->lock); - if (bo->ctx == ctx) + if (bo->ctx == ctx) { + ivpu_dbg_bo(vdev, bo, "unbind"); ivpu_bo_unbind_locked(bo); + } mutex_unlock(&bo->lock); } mutex_unlock(&vdev->bo_list_lock); @@ -199,9 +198,6 @@ ivpu_bo_create(struct ivpu_device *vdev, u64 size, u32 flags) list_add_tail(&bo->bo_list_node, &vdev->bo_list); mutex_unlock(&vdev->bo_list_lock); - ivpu_dbg(vdev, BO, "create: vpu_addr 0x%llx size %zu flags 0x%x\n", - bo->vpu_addr, bo->base.base.size, flags); - return bo; } @@ -212,6 +208,12 @@ static int ivpu_bo_open(struct drm_gem_object *obj, struct drm_file *file) struct ivpu_bo *bo = to_ivpu_bo(obj); struct ivpu_addr_range *range; + if (bo->ctx) { + ivpu_warn(vdev, "Can't add BO to ctx %u: already in ctx %u\n", + file_priv->ctx.id, bo->ctx->id); + return -EALREADY; + } + if (bo->flags & DRM_IVPU_BO_SHAVE_MEM) range = &vdev->hw->ranges.shave; else if (bo->flags & DRM_IVPU_BO_DMA_MEM) @@ -227,62 +229,24 @@ static void ivpu_bo_free(struct drm_gem_object *obj) struct ivpu_device *vdev = to_ivpu_device(obj->dev); struct ivpu_bo *bo = to_ivpu_b |