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Diffstat (limited to 'drivers/accel/ivpu')
-rw-r--r--drivers/accel/ivpu/ivpu_debugfs.c20
-rw-r--r--drivers/accel/ivpu/ivpu_drv.c126
-rw-r--r--drivers/accel/ivpu/ivpu_drv.h5
-rw-r--r--drivers/accel/ivpu/ivpu_gem.c142
-rw-r--r--drivers/accel/ivpu/ivpu_gem.h3
-rw-r--r--drivers/accel/ivpu/ivpu_hw_37xx.c14
-rw-r--r--drivers/accel/ivpu/ivpu_hw_40xx.c29
-rw-r--r--drivers/accel/ivpu/ivpu_ipc.c6
-rw-r--r--drivers/accel/ivpu/ivpu_job.c160
-rw-r--r--drivers/accel/ivpu/ivpu_job.h3
-rw-r--r--drivers/accel/ivpu/ivpu_mmu.c22
-rw-r--r--drivers/accel/ivpu/ivpu_mmu.h1
-rw-r--r--drivers/accel/ivpu/ivpu_mmu_context.c9
-rw-r--r--drivers/accel/ivpu/ivpu_pm.c52
-rw-r--r--drivers/accel/ivpu/ivpu_pm.h6
15 files changed, 310 insertions, 288 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_bo(obj);
+ ivpu_dbg_bo(vdev, bo, "free");
+
mutex_lock(&vdev->bo_list_lock);
list_del(&bo->bo_list_node);
mutex_unlock(&vdev->bo_list_lock);
drm_WARN_ON(&vdev->drm, !dma_resv_test_signaled(obj->resv, DMA_RESV_USAGE_READ));
- ivpu_dbg_bo(vdev, bo, "free");
-
- ivpu_bo_unbind(bo);
+ ivpu_bo_unbind_locked(bo);
mutex_destroy(&bo->lock);
drm_WARN_ON(obj->dev, bo->base.pages_use_count > 1);
drm_gem_shmem_free(&bo->base);
}
-static const struct dma_buf_ops ivpu_bo_dmabuf_ops = {
- .cache_sgt_mapping = true,
- .attach = drm_gem_map_attach,
- .detach = drm_gem_map_detach,
- .map_dma_buf = drm_gem_map_dma_buf,
- .unmap_dma_buf = drm_gem_unmap_dma_buf,
- .release = drm_gem_dmabuf_release,
- .mmap = drm_gem_dmabuf_mmap,
- .vmap = drm_gem_dmabuf_vmap,
- .vunmap = drm_gem_dmabuf_vunmap,
-};
-
-static struct dma_buf *ivpu_bo_export(struct drm_gem_object *obj, int flags)
-{
- struct drm_device *dev = obj->dev;
- struct dma_buf_export_info exp_info = {
- .exp_name = KBUILD_MODNAME,
- .owner = dev->driver->fops->owner,
- .ops = &ivpu_bo_dmabuf_ops,
- .size = obj->size,
- .flags = flags,
- .priv = obj,
- .resv = obj->resv,
- };
- void *sgt;
-
- /*
- * Make sure that pages are allocated and dma-mapped before exporting the bo.
- * DMA-mapping is required if the bo will be imported to the same device.
- */
- sgt = drm_gem_shmem_get_pages_sgt(to_drm_gem_shmem_obj(obj));
- if (IS_ERR(sgt))
- return sgt;
-
- return drm_gem_dmabuf_export(dev, &exp_info);
-}
-
static const struct drm_gem_object_funcs ivpu_gem_funcs = {
.free = ivpu_bo_free,
.open = ivpu_bo_open,
- .export = ivpu_bo_export,
.print_info = drm_gem_shmem_object_print_info,
.pin = drm_gem_shmem_object_pin,
.unpin = drm_gem_shmem_object_unpin,
@@ -315,11 +279,9 @@ int ivpu_bo_create_ioctl(struct drm_device *dev, void *data, struct drm_file *fi
return PTR_ERR(bo);
}
- ret = drm_gem_handle_create(file, &bo->base.base, &bo->handle);
- if (!ret) {
+ ret = drm_gem_handle_create(file, &bo->base.base, &args->handle);
+ if (!ret)
args->vpu_addr = bo->vpu_addr;
- args->handle = bo->handle;
- }
drm_gem_object_put(&bo->base.base);
@@ -361,7 +323,9 @@ ivpu_bo_alloc_internal(struct ivpu_device *vdev, u64 vpu_addr, u64 size, u32 fla
if (ret)
goto err_put;
+ dma_resv_lock(bo->base.base.resv, NULL);
ret = drm_gem_shmem_vmap(&bo->base, &map);
+ dma_resv_unlock(bo->base.base.resv);
if (ret)
goto err_put;
@@ -376,7 +340,10 @@ void ivpu_bo_free_internal(struct ivpu_bo *bo)
{
struct iosys_map map = IOSYS_MAP_INIT_VADDR(bo->base.vaddr);
+ dma_resv_lock(bo->base.base.resv, NULL);
drm_gem_shmem_vunmap(&bo->base, &map);
+ dma_resv_unlock(bo->base.base.resv);
+
drm_gem_object_put(&bo->base.base);
}
@@ -432,19 +399,11 @@ int ivpu_bo_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file
static void ivpu_bo_print_info(struct ivpu_bo *bo, struct drm_printer *p)
{
- unsigned long dma_refcount = 0;
-
mutex_lock(&bo->lock);
- if (bo->base.base.dma_buf && bo->base.base.dma_buf->file)
- dma_refcount = atomic_long_read(&bo->base.base.dma_buf->file->f_count);
-
- drm_printf(p, "%-3u %-6d 0x%-12llx %-10lu 0x%-8x %-4u %-8lu",
- bo->ctx->id, bo->handle, bo->vpu_addr, bo->base.base.size,
- bo->flags, kref_read(&bo->base.base.refcount), dma_refcount);
-
- if (bo->base.base.import_attach)
- drm_printf(p, " imported");
+ drm_printf(p, "%-9p %-3u 0x%-12llx %-10lu 0x%-8x %-4u",
+ bo, bo->ctx->id, bo->vpu_addr, bo->base.base.size,
+ bo->flags, kref_read(&bo->base.base.refcount));
if (bo->base.pages)
drm_printf(p, " has_pages");
@@ -452,6 +411,9 @@ static void ivpu_bo_print_info(struct ivpu_bo *bo, struct drm_printer *p)
if (bo->mmu_mapped)
drm_printf(p, " mmu_mapped");
+ if (bo->base.base.import_attach)
+ drm_printf(p, " imported");
+
drm_printf(p, "\n");
mutex_unlock(&bo->lock);
@@ -462,8 +424,8 @@ void ivpu_bo_list(struct drm_device *dev, struct drm_printer *p)
struct ivpu_device *vdev = to_ivpu_device(dev);
struct ivpu_bo *bo;
- drm_printf(p, "%-3s %-6s %-14s %-10s %-10s %-4s %-8s %s\n",
- "ctx", "handle", "vpu_addr", "size", "flags", "refs", "dma_refs", "attribs");
+ drm_printf(p, "%-9s %-3s %-14s %-10s %-10s %-4s %s\n",
+ "bo", "ctx", "vpu_addr", "size", "flags", "refs", "attribs");
mutex_lock(&vdev->bo_list_lock);
list_for_each_entry(bo, &vdev->bo_list, bo_list_node)
diff --git a/drivers/accel/ivpu/ivpu_gem.h b/drivers/accel/ivpu/ivpu_gem.h
index d75cad0d3c74..a8559211c70d 100644
--- a/drivers/accel/ivpu/ivpu_gem.h
+++ b/drivers/accel/ivpu/ivpu_gem.h
@@ -19,14 +19,13 @@ struct ivpu_bo {
struct mutex lock; /* Protects: ctx, mmu_mapped, vpu_addr */
u64 vpu_addr;
- u32 handle;
u32 flags;
u32 job_status; /* Valid only for command buffer */
bool mmu_mapped;
};
int ivpu_bo_pin(struct ivpu_bo *bo);
-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 drm_gem_object *ivpu_gem_create_object(struct drm_device *dev, size_t size);
struct ivpu_bo *ivpu_bo_alloc_internal(struct ivpu_device *vdev, u64 vpu_addr, u64 size, u32 flags);
diff --git a/drivers/accel/ivpu/ivpu_hw_37xx.c b/drivers/accel/ivpu/ivpu_hw_37xx.c
index 574cdeefb66b..f15a93d83057 100644
--- a/drivers/accel/ivpu/ivpu_hw_37xx.c
+++ b/drivers/accel/ivpu/ivpu_hw_37xx.c
@@ -875,24 +875,18 @@ static void ivpu_hw_37xx_irq_disable(struct ivpu_device *vdev)
static void ivpu_hw_37xx_irq_wdt_nce_handler(struct ivpu_device *vdev)
{
- ivpu_err_ratelimited(vdev, "WDT NCE irq\n");
-
- ivpu_pm_schedule_recovery(vdev);
+ ivpu_pm_trigger_recovery(vdev, "WDT NCE IRQ");
}
static void ivpu_hw_37xx_irq_wdt_mss_handler(struct ivpu_device *vdev)
{
- ivpu_err_ratelimited(vdev, "WDT MSS irq\n");
-
ivpu_hw_wdt_disable(vdev);
- ivpu_pm_schedule_recovery(vdev);
+ ivpu_pm_trigger_recovery(vdev, "WDT MSS IRQ");
}
static void ivpu_hw_37xx_irq_noc_firewall_handler(struct ivpu_device *vdev)
{
- ivpu_err_ratelimited(vdev, "NOC Firewall irq\n");
-
- ivpu_pm_schedule_recovery(vdev);
+ ivpu_pm_trigger_recovery(vdev, "NOC Firewall IRQ");
}
/* Handler for IRQs from VPU core (irqV) */
@@ -970,7 +964,7 @@ static bool ivpu_hw_37xx_irqb_handler(struct ivpu_device *vdev, int irq)
REGB_WR32(VPU_37XX_BUTTRESS_INTERRUPT_STAT, status);
if (schedule_recovery)
- ivpu_pm_schedule_recovery(vdev);
+ ivpu_pm_trigger_recovery(vdev, "Buttress IRQ");
return true;
}
diff --git a/drivers/accel/ivpu/ivpu_hw_40xx.c b/drivers/accel/ivpu/ivpu_hw_40xx.c
index eba2fdef2ace..704288084f37 100644
--- a/drivers/accel/ivpu/ivpu_hw_40xx.c
+++ b/drivers/accel/ivpu/ivpu_hw_40xx.c
@@ -746,7 +746,7 @@ static int ivpu_hw_40xx_info_init(struct ivpu_device *vdev)
return 0;
}
-static int ivpu_hw_40xx_reset(struct ivpu_device *vdev)
+static int ivpu_hw_40xx_ip_reset(struct ivpu_device *vdev)
{
int ret;
u32 val;
@@ -768,6 +768,23 @@ static int ivpu_hw_40xx_reset(struct ivpu_device *vdev)
return ret;
}
+static int ivpu_hw_40xx_reset(struct ivpu_device *vdev)
+{
+ int ret = 0;
+
+ if (ivpu_hw_40xx_ip_reset(vdev)) {
+ ivpu_err(vdev, "Failed to reset VPU IP\n");
+ ret = -EIO;
+ }
+
+ if (ivpu_pll_disable(vdev)) {
+ ivpu_err(vdev, "Failed to disable PLL\n");
+ ret = -EIO;
+ }
+
+ return ret;
+}
+
static int ivpu_hw_40xx_d0i3_enable(struct ivpu_device *vdev)
{
int ret;
@@ -913,7 +930,7 @@ static int ivpu_hw_40xx_power_down(struct ivpu_device *vdev)
ivpu_hw_40xx_save_d0i3_entry_timestamp(vdev);
- if (!ivpu_hw_40xx_is_idle(vdev) && ivpu_hw_40xx_reset(vdev))
+ if (!ivpu_hw_40xx_is_idle(vdev) && ivpu_hw_40xx_ip_reset(vdev))
ivpu_warn(vdev, "Failed to reset the VPU\n");
if (ivpu_pll_disable(vdev)) {
@@ -1032,18 +1049,18 @@ static void ivpu_hw_40xx_irq_disable(struct ivpu_device *vdev)
static void ivpu_hw_40xx_irq_wdt_nce_handler(struct ivpu_device *vdev)
{
/* TODO: For LNN hang consider engine reset instead of full recovery */
- ivpu_pm_schedule_recovery(vdev);
+ ivpu_pm_trigger_recovery(vdev, "WDT NCE IRQ");
}
static void ivpu_hw_40xx_irq_wdt_mss_handler(struct ivpu_device *vdev)
{
ivpu_hw_wdt_disable(vdev);
- ivpu_pm_schedule_recovery(vdev);
+ ivpu_pm_trigger_recovery(vdev, "WDT MSS IRQ");
}
static void ivpu_hw_40xx_irq_noc_firewall_handler(struct ivpu_device *vdev)
{
- ivpu_pm_schedule_recovery(vdev);
+ ivpu_pm_trigger_recovery(vdev, "NOC Firewall IRQ");
}
/* Handler for IRQs from VPU core (irqV) */
@@ -1137,7 +1154,7 @@ static bool ivpu_hw_40xx_irqb_handler(struct ivpu_device *vdev, int irq)
REGB_WR32(VPU_40XX_BUTTRESS_INTERRUPT_STAT, status);
if (schedule_recovery)
- ivpu_pm_schedule_recovery(vdev);
+ ivpu_pm_trigger_recovery(vdev, "Buttress IRQ");
return true;
}
diff --git a/drivers/accel/ivpu/ivpu_ipc.c b/drivers/accel/ivpu/ivpu_ipc.c
index e86621f16f85..fa66c39b57ec 100644
--- a/drivers/accel/ivpu/ivpu_ipc.c
+++ b/drivers/accel/ivpu/ivpu_ipc.c
@@ -343,10 +343,8 @@ int ivpu_ipc_send_receive_active(struct ivpu_device *vdev, struct vpu_jsm_msg *r
hb_ret = ivpu_ipc_send_receive_internal(vdev, &hb_req, VPU_JSM_MSG_QUERY_ENGINE_HB_DONE,
&hb_resp, VPU_IPC_CHAN_ASYNC_CMD,
vdev->timeout.jsm);
- if (hb_ret == -ETIMEDOUT) {
- ivpu_hw_diagnose_failure(vdev);
- ivpu_pm_schedule_recovery(vdev);
- }
+ if (hb_ret == -ETIMEDOUT)
+ ivpu_pm_trigger_recovery(vdev, "IPC timeout");
return ret;
}
diff --git a/drivers/accel/ivpu/ivpu_job.c b/drivers/accel/ivpu/ivpu_job.c
index 7206cf9cdb4a..0440bee3ecaf 100644
--- a/drivers/accel/ivpu/ivpu_job.c
+++ b/drivers/accel/ivpu/ivpu_job.c
@@ -112,22 +112,20 @@ static void ivpu_cmdq_release_locked(struct ivpu_file_priv *file_priv, u16 engin
}
}
-void ivpu_cmdq_release_all(struct ivpu_file_priv *file_priv)
+void ivpu_cmdq_release_all_locked(struct ivpu_file_priv *file_priv)
{
int i;
- mutex_lock(&file_priv->lock);
+ lockdep_assert_held(&file_priv->lock);
for (i = 0; i < IVPU_NUM_ENGINES; i++)
ivpu_cmdq_release_locked(file_priv, i);
-
- mutex_unlock(&file_priv->lock);
}
/*
* Mark the doorbell as unregistered and reset job queue pointers.
* This function needs to be called when the VPU hardware is restarted
- * and FW looses job queue state. The next time job queue is used it
+ * and FW loses job queue state. The next time job queue is used it
* will be registered again.
*/
static void ivpu_cmdq_reset_locked(struct ivpu_file_priv *file_priv, u16 engine)
@@ -161,15 +159,13 @@ void ivpu_cmdq_reset_all_contexts(struct ivpu_device *vdev)
struct ivpu_file_priv *file_priv;
unsigned long ctx_id;
- xa_for_each(&vdev->context_xa, ctx_id, file_priv) {
- file_priv = ivpu_file_priv_get_by_ctx_id(vdev, ctx_id);
- if (!file_priv)
- continue;
+ mutex_lock(&vdev->context_list_lock);
+ xa_for_each(&vdev->context_xa, ctx_id, file_priv)
ivpu_cmdq_reset_all(file_priv);
- ivpu_file_priv_put(&file_priv);
- }
+ mutex_unlock(&vdev->context_list_lock);
+
}
static int ivpu_cmdq_push_job(struct ivpu_cmdq *cmdq, struct ivpu_job *job)
@@ -243,60 +239,32 @@ static struct dma_fence *ivpu_fence_create(struct ivpu_device *vdev)
return &fence->base;
}
-static void job_get(struct ivpu_job *job, struct ivpu_job **link)
+static void ivpu_job_destroy(struct ivpu_job *job)
{
struct ivpu_device *vdev = job->vdev;
-
- kref_get(&job->ref);
- *link = job;
-
- ivpu_dbg(vdev, KREF, "Job get: id %u refcount %u\n", job->job_id, kref_read(&job->ref));
-}
-
-static void job_release(struct kref *ref)
-{
- struct ivpu_job *job = container_of(ref, struct ivpu_job, ref);
- struct ivpu_device *vdev = job->vdev;
u32 i;
+ ivpu_dbg(vdev, JOB, "Job destroyed: id %3u ctx %2d engine %d",
+ job->job_id, job->file_priv->ctx.id, job->engine_idx);
+
for (i = 0; i < job->bo_count; i++)
if (job->bos[i])
drm_gem_object_put(&job->bos[i]->base.base);
dma_fence_put(job->done_fence);
ivpu_file_priv_put(&job->file_priv);
-
- ivpu_dbg(vdev, KREF, "Job released: id %u\n", job->job_id);
kfree(job);
-
- /* Allow the VPU to get suspended, must be called after ivpu_file_priv_put() */
- ivpu_rpm_put(vdev);
-}
-
-static void job_put(struct ivpu_job *job)
-{
- struct ivpu_device *vdev = job->vdev;
-
- ivpu_dbg(vdev, KREF, "Job put: id %u refcount %u\n", job->job_id, kref_read(&job->ref));
- kref_put(&job->ref, job_release);
}
static struct ivpu_job *
-ivpu_create_job(struct ivpu_file_priv *file_priv, u32 engine_idx, u32 bo_count)
+ivpu_job_create(struct ivpu_file_priv *file_priv, u32 engine_idx, u32 bo_count)
{
struct ivpu_device *vdev = file_priv->vdev;
struct ivpu_job *job;
- int ret;
-
- ret = ivpu_rpm_get(vdev);
- if (ret < 0)
- return NULL;
job = kzalloc(struct_size(job, bos, bo_count), GFP_KERNEL);
if (!job)
- goto err_rpm_put;
-
- kref_init(&job->ref);
+ return NULL;
job->vdev = vdev;
job->engine_idx = engine_idx;
@@ -310,17 +278,14 @@ ivpu_create_job(struct ivpu_file_priv *file_priv, u32 engine_idx, u32 bo_count)
job->file_priv = ivpu_file_priv_get(file_priv);
ivpu_dbg(vdev, JOB, "Job created: ctx %2d engine %d", file_priv->ctx.id, job->engine_idx);
-
return job;
err_free_job:
kfree(job);
-err_rpm_put:
- ivpu_rpm_put(vdev);
return NULL;
}
-static int ivpu_job_done(struct ivpu_device *vdev, u32 job_id, u32 job_status)
+static int ivpu_job_signal_and_destroy(struct ivpu_device *vdev, u32 job_id, u32 job_status)
{
struct ivpu_job *job;
@@ -337,9 +302,10 @@ static int ivpu_job_done(struct ivpu_device *vdev, u32 job_id, u32 job_status)
ivpu_dbg(vdev, JOB, "Job complete: id %3u ctx %2d engine %d status 0x%x\n",
job->job_id, job->file_priv->ctx.id, job->engine_idx, job_status);
+ ivpu_job_destroy(job);
ivpu_stop_job_timeout_detection(vdev);
- job_put(job);
+ ivpu_rpm_put(vdev);
return 0;
}
@@ -349,10 +315,10 @@ void ivpu_jobs_abort_all(struct ivpu_device *vdev)
unsigned long id;
xa_for_each(&vdev->submitted_jobs_xa, id, job)
- ivpu_job_done(vdev, id, VPU_JSM_STATUS_ABORTED);
+ ivpu_job_signal_and_destroy(vdev, id, VPU_JSM_STATUS_ABORTED);
}
-static int ivpu_direct_job_submission(struct ivpu_job *job)
+static int ivpu_job_submit(struct ivpu_job *job)
{
struct ivpu_file_priv *file_priv = job->file_priv;
struct ivpu_device *vdev = job->vdev;
@@ -360,53 +326,65 @@ static int ivpu_direct_job_submission(struct ivpu_job *job)
struct ivpu_cmdq *cmdq;
int ret;
+ ret = ivpu_rpm_get(vdev);
+ if (ret < 0)
+ return ret;
+
mutex_lock(&file_priv->lock);
cmdq = ivpu_cmdq_acquire(job->file_priv, job->engine_idx);
if (!cmdq) {
- ivpu_warn(vdev, "Failed get job queue, ctx %d engine %d\n",
- file_priv->ctx.id, job->engine_idx);
+ ivpu_warn_ratelimited(vdev, "Failed get job queue, ctx %d engine %d\n",
+ file_priv->ctx.id, job->engine_idx);
ret = -EINVAL;
- goto err_unlock;
+ goto err_unlock_file_priv;
}
job_id_range.min = FIELD_PREP(JOB_ID_CONTEXT_MASK, (file_priv->ctx.id - 1));
job_id_range.max = job_id_range.min | JOB_ID_JOB_MASK;
- job_get(job, &job);
- ret = xa_alloc(&vdev->submitted_jobs_xa, &job->job_id, job, job_id_range, GFP_KERNEL);
+ xa_lock(&vdev->submitted_jobs_xa);
+ ret = __xa_alloc(&vdev->submitted_jobs_xa, &job->job_id, job, job_id_range, GFP_KERNEL);
if (ret) {
- ivpu_warn_ratelimited(vdev, "Failed to allocate job id: %d\n", ret);
- goto err_job_put;
+ ivpu_dbg(vdev, JOB, "Too many active jobs in ctx %d\n",
+ file_priv->ctx.id);
+ ret = -EBUSY;
+ goto err_unlock_submitted_jobs_xa;
}
ret = ivpu_cmdq_push_job(cmdq, job);
if (ret)
- goto err_xa_erase;
+ goto err_erase_xa;
ivpu_start_job_timeout_detection(vdev);
- ivpu_dbg(vdev, JOB, "Job submitted: id %3u addr 0x%llx ctx %2d engine %d next %d\n",
- job->job_id, job->cmd_buf_vpu_addr, file_priv->ctx.id,
- job->engine_idx, cmdq->jobq->header.tail);
-
- if (ivpu_test_mode & IVPU_TEST_MODE_NULL_HW) {
- ivpu_job_done(vdev, job->job_id, VPU_JSM_STATUS_SUCCESS);
+ if (unlikely(ivpu_test_mode & IVPU_TEST_MODE_NULL_HW)) {
cmdq->jobq->header.head = cmdq->jobq->header.tail;
wmb(); /* Flush WC buffer for jobq header */
} else {
ivpu_cmdq_ring_db(vdev, cmdq);
}
+ ivpu_dbg(vdev, JOB, "Job submitted: id %3u ctx %2d engine %d addr 0x%llx next %d\n",
+ job->job_id, file_priv->ctx.id, job->engine_idx,
+ job->cmd_buf_vpu_addr, cmdq->jobq->header.tail);
+
+ xa_unlock(&vdev->submitted_jobs_xa);
+
mutex_unlock(&file_priv->lock);
+
+ if (unlikely(ivpu_test_mode & IVPU_TEST_MODE_NULL_HW))
+ ivpu_job_signal_and_destroy(vdev, job->job_id, VPU_JSM_STATUS_SUCCESS);
+
return 0;
-err_xa_erase:
- xa_erase(&vdev->submitted_jobs_xa, job->job_id);
-err_job_put:
- job_put(job);
-err_unlock:
+err_erase_xa:
+ __xa_erase(&vdev->submitted_jobs_xa, job->job_id);
+err_unlock_submitted_jobs_xa:
+ xa_unlock(&vdev->submitted_jobs_xa);
+err_unlock_file_priv:
mutex_unlock(&file_priv->lock);
+ ivpu_rpm_put(vdev);
return ret;
}
@@ -488,6 +466,9 @@ int ivpu_submit_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
if (params->engine > DRM_IVPU_ENGINE_COPY)
return -EINVAL;
+ if (params->priority > DRM_IVPU_JOB_PRIORITY_REALTIME)
+ return -EINVAL;
+
if (params->buffer_count == 0 || params->buffer_count > JOB_MAX_BUFFER_COUNT)
return -EINVAL;
@@ -509,44 +490,49 @@ int ivpu_submit_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
params->buffer_count * sizeof(u32));
if (ret) {
ret = -EFAULT;
- goto free_handles;
+ goto err_free_handles;
}
if (!drm_dev_enter(&vdev->drm, &idx)) {
ret = -ENODEV;
- goto free_handles;
+ goto err_free_handles;
}
ivpu_dbg(vdev, JOB, "Submit ioctl: ctx %u buf_count %u\n",
file_priv->ctx.id, params->buffer_count);
- job = ivpu_create_job(file_priv, params->engine, params->buffer_count);
+ job = ivpu_job_create(file_priv, params->engine, params->buffer_count);
if (!job) {
ivpu_err(vdev, "Failed to create job\n");
ret = -ENOMEM;
- goto dev_exit;
+ goto err_exit_dev;
}
ret = ivpu_job_prepare_bos_for_submit(file, job, buf_handles, params->buffer_count,
params->commands_offset);
if (ret) {
- ivpu_err(vdev, "Failed to prepare job, ret %d\n", ret);
- goto job_put;
+ ivpu_err(vdev, "Failed to prepare job: %d\n", ret);
+ goto err_destroy_job;
}
- ret = ivpu_direct_job_submission(job);
- if (ret) {
- dma_fence_signal(job->done_fence);
- ivpu_err(vdev, "Failed to submit job to the HW, ret %d\n", ret);
- }
+ down_read(&vdev->pm->reset_lock);
+ ret = ivpu_job_submit(job);
+ up_read(&vdev->pm->reset_lock);
+ if (ret)
+ goto err_signal_fence;
-job_put:
- job_put(job);
-dev_exit:
drm_dev_exit(idx);
-free_handles:
kfree(buf_handles);
+ return ret;
+err_signal_fence:
+ dma_fence_signal(job->done_fence);
+err_destroy_job:
+ ivpu_job_destroy(job);
+err_exit_dev:
+ drm_dev_exit(idx);
+err_free_handles:
+ kfree(buf_handles);
return ret;
}
@@ -568,7 +554,7 @@ ivpu_job_done_callback(struct ivpu_device *vdev, struct ivpu_ipc_hdr *ipc_hdr,
}
payload = (struct vpu_ipc_msg_payload_job_done *)&jsm_msg->payload;
- ret = ivpu_job_done(vdev, payload->job_id, payload->job_status);
+ ret = ivpu_job_signal_and_destroy(vdev, payload->job_id, payload->job_status);
if (!ret && !xa_empty(&vdev->submitted_jobs_xa))
ivpu_start_job_timeout_detection(vdev);
}
diff --git a/drivers/accel/ivpu/ivpu_job.h b/drivers/accel/ivpu/ivpu_job.h
index 45a2f2ec82e5..ca4984071cc7 100644
--- a/drivers/accel/ivpu/ivpu_job.h
+++ b/drivers/accel/ivpu/ivpu_job.h
@@ -43,7 +43,6 @@ struct ivpu_cmdq {
will update the job status
*/
struct ivpu_job {
- struct kref ref;
struct ivpu_device *vdev;
struct ivpu_file_priv *file_priv;
struct dma_fence *done_fence;
@@ -56,7 +55,7 @@ struct ivpu_job {
int ivpu_submit_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
-void ivpu_cmdq_release_all(struct ivpu_file_priv *file_priv);
+void ivpu_cmdq_release_all_locked(struct ivpu_file_priv *file_priv);
void ivpu_cmdq_reset_all_contexts(struct ivpu_device *vdev);
void ivpu_job_done_consumer_init(struct ivpu_device *vdev);
diff --git a/drivers/accel/ivpu/ivpu_mmu.c b/drivers/accel/ivpu/ivpu_mmu.c
index 2228c44b115f..9a3122ffce03 100644
--- a/drivers/accel/ivpu/ivpu_mmu.c
+++ b/drivers/accel/ivpu/ivpu_mmu.c
@@ -7,6 +7,7 @@
#include <linux/highmem.h>
#include "ivpu_drv.h"
+#include "ivpu_hw.h"
#include "ivpu_hw_reg_io.h"
#include "ivpu_mmu.h"
#include "ivpu_mmu_context.h"
@@ -518,6 +519,7 @@ static int ivpu_mmu_cmdq_sync(struct ivpu_device *vdev)
ivpu_err(vdev, "Timed out waiting for MMU consumer: %d, error: %s\n", ret,
ivpu_mmu_cmdq_err_to_str(err));
+ ivpu_hw_diagnose_failure(vdev);
}
return ret;
@@ -885,7 +887,6 @@ static u32 *ivpu_mmu_get_event(struct ivpu_device *vdev)
void ivpu_mmu_irq_evtq_handler(struct ivpu_device *vdev)
{
- bool schedule_recovery = false;
u32 *event;
u32 ssid;
@@ -895,14 +896,21 @@ void ivpu_mmu_irq_evtq_handler(struct ivpu_device *vdev)
ivpu_mmu_dump_event(vdev, event);
ssid = FIELD_GET(IVPU_MMU_EVT_SSID_MASK, event[0]);
- if (ssid == IVPU_GLOBAL_CONTEXT_MMU_SSID)
- schedule_recovery = true;
- else
- ivpu_mmu_user_context_mark_invalid(vdev, ssid);
+ if (ssid == IVPU_GLOBAL_CONTEXT_MMU_SSID) {
+ ivpu_pm_trigger_recovery(vdev, "MMU event");
+ return;
+ }
+
+ ivpu_mmu_user_context_mark_invalid(vdev, ssid);
}
+}
- if (schedule_recovery)
- ivpu_pm_schedule_recovery(vdev);
+void ivpu_mmu_evtq_dump(struct ivpu_device *vdev)
+{
+ u32 *event;
+
+ while ((event = ivpu_mmu_get_event(vdev)) != NULL)
+ ivpu_mmu_dump_event(vdev, event);
}
void ivpu_mmu_irq_gerr_handler(struct ivpu_device *vdev)
diff --git a/drivers/accel/ivpu/ivpu_mmu.h b/drivers/accel/ivpu/ivpu_mmu.h
index cb551126806b..6fa35c240710 100644
--- a/drivers/accel/ivpu/ivpu_mmu.h
+++ b/drivers/accel/ivpu/ivpu_mmu.h
@@ -46,5 +46,6 @@ int ivpu_mmu_invalidate_tlb(struct ivpu_device *vdev, u16 ssid);
void ivpu_mmu_irq_evtq_handler(struct ivpu_device *vdev);
void ivpu_mmu_irq_gerr_handler(struct ivpu_device *vdev);
+void ivpu_mmu_evtq_dump(struct ivpu_device *vdev);
#endif /* __IVPU_MMU_H__ */
diff --git a/drivers/accel/ivpu/ivpu_mmu_context.c b/drivers/accel/ivpu/ivpu_mmu_context.c
index 12a8c09d4547..fe6161299236 100644
--- a/drivers/accel/ivpu/ivpu_mmu_context.c
+++ b/drivers/accel/ivpu/ivpu_mmu_context.c
@@ -355,6 +355,9 @@ ivpu_mmu_context_map_sgt(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx,
dma_addr_t dma_addr = sg_dma_address(sg) - sg->offset;
size_t size = sg_dma_len(sg) + sg->offset;
+ ivpu_dbg(vdev, MMU_MAP, "Map ctx: %u dma_addr: 0x%llx vpu_addr: 0x%llx size: %lu\n",
+ ctx->id, dma_addr, vpu_addr, size);
+
ret = ivpu_mmu_context_map_pages(vdev, ctx, vpu_addr, dma_addr, size, prot);
if (ret) {
ivpu_err(vdev, "Failed to map context pages\n");
@@ -366,6 +369,7 @@ ivpu_mmu_context_map_sgt(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx,
/* Ensure page table modifications are flushed from wc buffers to memory */
wmb();
+
mutex_unlock(&ctx->lock);
ret = ivpu_mmu_invalidate_tlb(vdev, ctx->id);
@@ -388,14 +392,19 @@ ivpu_mmu_context_unmap_sgt(struct ivpu_device *vdev, struct ivpu_mmu_context *ct
mutex_lock(&ctx->lock);
for_each_sgtable_dma_sg(sgt, sg, i) {
+ dma_addr_t dma_addr = sg_dma_address(sg) - sg->offset;
size_t size = sg_dma_len(sg) + sg->offset;
+ ivpu_dbg(vdev, MMU_MAP, "Unmap ctx: %u dma_addr: 0x%llx vpu_addr: 0x%llx size: %lu\n",
+ ctx->id, dma_addr, vpu_addr, size);
+
ivpu_mmu_context_unmap_pages(ctx, vpu_addr, size);
vpu_addr += size;
}
/* Ensure page table modifications are flushed from wc buffers to memory */
wmb();
+
mutex_unlock(&ctx->lock);
ret = ivpu_mmu_invalidate_tlb(vdev, ctx->id);
diff --git a/drivers/accel/ivpu/ivpu_pm.c b/drivers/accel/ivpu/ivpu_pm.c
index 0af8864cb3b5..f501f27ebafd 100644
--- a/drivers/accel/ivpu/ivpu_pm.c
+++ b/drivers/accel/ivpu/ivpu_pm.c
@@ -13,6 +13,7 @@
#include "ivpu_drv.h"
#include "ivpu_hw.h"
#include "ivpu_fw.h"
+#include "ivpu_fw_log.h"
#include "ivpu_ipc.h"
#include "ivpu_job.h"
#include "ivpu_jsm_msg.h"
@@ -111,6 +112,14 @@ static void ivpu_pm_recovery_work(struct work_struct *work)
char *evt[2] = {"IVPU_PM_EVENT=IVPU_RECOVER", NULL};
int ret;
+ ivpu_err(vdev, "Recovering the VPU (reset #%d)\n", atomic_read(&vdev->pm->reset_counter));
+
+ ret = pm_runtime_resume_and_get(vdev->drm.dev);
+ if (ret)
+ ivpu_err(vdev, "Failed to resume VPU: %d\n", ret);
+
+ ivpu_fw_log_dump(vdev);
+
retry:
ret = pci_try_reset_function(to_pci_dev(vdev->drm.dev));
if (ret == -EAGAIN && !drm_dev_is_unplugged(&vdev->drm)) {
@@ -122,11 +131,13 @@ retry:
ivpu_err(vdev, "Failed to reset VPU: %d\n", ret);
kobject_uevent_env(&vdev->drm.dev->kobj, KOBJ_CHANGE, evt);
+ pm_runtime_mark_last_busy(vdev->drm.dev);
+ pm_runtime_put_autosuspend(vdev->drm.dev);
}
-void ivpu_pm_schedule_recovery(struct ivpu_device *vdev)
+void ivpu_pm_trigger_recovery(struct ivpu_device *vdev, const char *reason)
{
- struct ivpu_pm_info *pm = vdev->pm;
+ ivpu_err(vdev, "Recovery triggered by %s\n", reason);
if (ivpu_disable_recovery) {
ivpu_err(vdev, "Recovery not available when disable_recovery param is set\n");
@@ -138,10 +149,11 @@ void ivpu_pm_schedule_recovery(struct ivpu_device *vdev)
return;
}
- /* Schedule recovery if it's not in progress */
- if (atomic_cmpxchg(&pm->in_reset, 0, 1) == 0) {
- ivpu_hw_irq_disable(vdev);
- queue_work(system_long_wq, &pm->recovery_work);
+ /* Trigger recovery if it's not in progress */
+ if (atomic_cmpxchg(&vdev->pm->reset_pending, 0, 1) == 0) {
+ ivpu_hw_diagnose_failure(vdev);
+ ivpu_hw_irq_disable(vdev); /* Disable IRQ early to protect from IRQ storm */
+ queue_work(system_long_wq, &vdev->pm->recovery_work);
}
}
@@ -149,12 +161,8 @@ static void ivpu_job_timeout_work(struct work_struct *work)
{
struct ivpu_pm_info *pm = container_of(work, struct ivpu_pm_info, job_timeout_work.work);
struct ivpu_device *vdev = pm->vdev;
- unsigned long timeout_ms = ivpu_tdr_timeout_ms ? ivpu_tdr_timeout_ms : vdev->timeout.tdr;
- ivpu_err(vdev, "TDR detected, timeout %lu ms", timeout_ms);
- ivpu_hw_diagnose_failure(vdev);
-
- ivpu_pm_schedule_recovery(vdev);
+ ivpu_pm_trigger_recovery(vdev, "TDR");
}
void ivpu_start_job_timeout_detection(struct ivpu_device *vdev)
@@ -227,6 +235,9 @@ int ivpu_pm_runtime_suspend_cb(struct device *dev)
bool hw_is_idle = true;
int ret;
+ drm_WARN_ON(&vdev->drm, !xa_empty(&vdev->submitted_jobs_xa));
+ drm_WARN_ON(&vdev->drm, work_pending(&vdev->pm->recovery_work));
+
ivpu_dbg(vdev, PM, "Runtime suspend..\n");
if (!ivpu_hw_is_idle(vdev) && vdev->pm->suspend_reschedule_counter) {
@@ -247,7 +258,8 @@ int ivpu_pm_runtime_suspend_cb(struct device *dev)
ivpu_err(vdev, "Failed to set suspend VPU: %d\n", ret);
if (!hw_is_idle) {
- ivpu_warn(vdev, "VPU failed to enter idle, force suspended.\n");
+ ivpu_err(vdev, "VPU failed to enter idle, force suspended.\n");
+ ivpu_fw_log_dump(vdev);
ivpu_pm_prepare_cold_boot(vdev);
} else {
ivpu_pm_prepare_warm_boot(vdev);
@@ -308,11 +320,12 @@ void ivpu_pm_reset_prepare_cb(struct pci_dev *pdev)
{
struct ivpu_device *vdev = pci_get_drvdata(pdev);
- pm_runtime_get_sync(vdev->drm.dev);
-
ivpu_dbg(vdev, PM, "Pre-reset..\n");
atomic_inc(&vdev->pm->reset_counter);
- atomic_set(&vdev->pm->in_reset, 1);
+ atomic_set(&vdev->pm->reset_pending, 1);
+
+ pm_runtime_get_sync(vdev->drm.dev);
+ down_write(&vdev->pm->reset_lock);
ivpu_prepare_for_reset(vdev);
ivpu_hw_reset(vdev);
ivpu_pm_prepare_cold_boot(vdev);
@@ -329,9 +342,11 @@ void ivpu_pm_reset_done_cb(struct pci_dev *pdev)
ret = ivpu_resume(vdev);
if (ret)
ivpu_err(vdev, "Failed to set RESUME state: %d\n", ret);
- atomic_set(&vdev->pm->in_reset, 0);
+ up_write(&vdev->pm->reset_lock);
+ atomic_set(&vdev->pm->reset_pending, 0);
ivpu_dbg(vdev, PM, "Post-reset done.\n");
+ pm_runtime_mark_last_busy(vdev->drm.dev);
pm_runtime_put_autosuspend(vdev->drm.dev);
}
@@ -344,7 +359,10 @@ void ivpu_pm_init(struct ivpu_device *vdev)
pm->vdev = vdev;
pm->suspend_reschedule_counter = PM_RESCHEDULE_LIMIT;
- atomic_set(&pm->in_reset, 0);
+ init_rwsem(&pm->reset_lock);
+ atomic_set(&pm->reset_pending, 0);
+ atomic_set(&pm->reset_counter, 0);
+
INIT_WORK(&pm->recovery_work, ivpu_pm_recovery_work);
INIT_DELAYED_WORK(&pm->job_timeout_work, ivpu_job_timeout_work);
diff --git a/drivers/accel/ivpu/ivpu_pm.h b/drivers/accel/ivpu/ivpu_pm.h
index 97c6e0b0aa42..ec60fbeefefc 100644
--- a/drivers/accel/ivpu/ivpu_pm.h
+++ b/drivers/accel/ivpu/ivpu_pm.h
@@ -6,6 +6,7 @@
#ifndef __IVPU_PM_H__
#define __IVPU_PM_H__
+#include <linux/rwsem.h>
#include <linux/types.h>
struct ivpu_device;
@@ -14,8 +15,9 @@ struct ivpu_pm_info {
struct ivpu_device *vdev;
struct delayed_work job_timeout_work;
struct work_struct recovery_work;
- atomic_t in_reset;
+ struct rw_semaphore reset_lock;
atomic_t reset_counter;
+ atomic_t reset_pending;
bool is_warmboot;
u32 suspend_reschedule_counter;
};
@@ -37,7 +39,7 @@ int __must_check ivpu_rpm_get(struct ivpu_device *vdev);
int __must_check ivpu_rpm_get_if_active(struct ivpu_device *vdev);
void ivpu_rpm_put(struct ivpu_device *vdev);
-void ivpu_pm_schedule_recovery(struct ivpu_device *vdev);
+void ivpu_pm_trigger_recovery(struct ivpu_device *vdev, const char *reason);
void ivpu_start_job_timeout_detection(struct ivpu_device *vdev);
void ivpu_stop_job_timeout_detection(struct ivpu_device *vdev);