To allow completion and further block of HW accesses post device PCI
remove.
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@xxxxxxx>
---
drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c | 14 +++++++++++---
1 file changed, 11 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c b/drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c
index bc47f6a44456..563f02ab5b95 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c
@@ -43,8 +43,10 @@
#include <linux/slab.h>
#include <linux/device.h>
#include <linux/kfifo.h>
+#include <drm/drm_drv.h>
#include "kfd_priv.h"
+
#define KFD_IH_NUM_ENTRIES 8192
static void interrupt_wq(struct work_struct *);
@@ -145,15 +147,21 @@ static void interrupt_wq(struct work_struct *work)
struct kfd_dev *dev = container_of(work, struct kfd_dev,
interrupt_work);
uint32_t ih_ring_entry[KFD_MAX_RING_ENTRY_SIZE];
+ int idx;
if (dev->device_info->ih_ring_entry_size > sizeof(ih_ring_entry)) {
dev_err_once(kfd_chardev(), "Ring entry too small\n");
return;
}
- while (dequeue_ih_ring_entry(dev, ih_ring_entry))
- dev->device_info->event_interrupt_class->interrupt_wq(dev,
- ih_ring_entry);
+ if (drm_dev_enter(dev->ddev, &idx)) {
+
+ while (dequeue_ih_ring_entry(dev, ih_ring_entry))
+ dev->device_info->event_interrupt_class->interrupt_wq(dev,
+ ih_ring_entry);
+
+ drm_dev_exit(idx);
+ }
}
bool interrupt_is_wanted(struct kfd_dev *dev,
--
2.25.1
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