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path: root/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
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Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_priv.h')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_priv.h44
1 files changed, 17 insertions, 27 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index 0689d4ccbbc0..0eeee3c6d6dc 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -97,17 +97,29 @@
#define KFD_CWSR_TBA_TMA_SIZE (PAGE_SIZE * 2)
#define KFD_CWSR_TMA_OFFSET PAGE_SIZE
+#define KFD_MAX_NUM_OF_QUEUES_PER_DEVICE \
+ (KFD_MAX_NUM_OF_PROCESSES * \
+ KFD_MAX_NUM_OF_QUEUES_PER_PROCESS)
+
+#define KFD_KERNEL_QUEUE_SIZE 2048
+
+/*
+ * 512 = 0x200
+ * The doorbell index distance between SDMA RLC (2*i) and (2*i+1) in the
+ * same SDMA engine on SOC15, which has 8-byte doorbells for SDMA.
+ * 512 8-byte doorbell distance (i.e. one page away) ensures that SDMA RLC
+ * (2*i+1) doorbells (in terms of the lower 12 bit address) lie exactly in
+ * the OFFSET and SIZE set in registers like BIF_SDMA0_DOORBELL_RANGE.
+ */
+#define KFD_QUEUE_DOORBELL_MIRROR_OFFSET 512
+
+
/*
* Kernel module parameter to specify maximum number of supported queues per
* device
*/
extern int max_num_of_queues_per_device;
-#define KFD_MAX_NUM_OF_QUEUES_PER_DEVICE \
- (KFD_MAX_NUM_OF_PROCESSES * \
- KFD_MAX_NUM_OF_QUEUES_PER_PROCESS)
-
-#define KFD_KERNEL_QUEUE_SIZE 2048
/* Kernel module parameter to specify the scheduling policy */
extern int sched_policy;
@@ -266,14 +278,6 @@ struct kfd_dev {
bool pci_atomic_requested;
};
-/* KGD2KFD callbacks */
-void kgd2kfd_exit(void);
-struct kfd_dev *kgd2kfd_probe(struct kgd_dev *kgd,
- struct pci_dev *pdev, const struct kfd2kgd_calls *f2g);
-bool kgd2kfd_device_init(struct kfd_dev *kfd,
- const struct kgd2kfd_shared_resources *gpu_resources);
-void kgd2kfd_device_exit(struct kfd_dev *kfd);
-
enum kfd_mempool {
KFD_MEMPOOL_SYSTEM_CACHEABLE = 1,
KFD_MEMPOOL_SYSTEM_WRITECOMBINE = 2,
@@ -541,11 +545,6 @@ struct qcm_process_device {
/* Approx. time before evicting the process again */
#define PROCESS_ACTIVE_TIME_MS 10
-int kgd2kfd_quiesce_mm(struct mm_struct *mm);
-int kgd2kfd_resume_mm(struct mm_struct *mm);
-int kgd2kfd_schedule_evict_and_restore_process(struct mm_struct *mm,
- struct dma_fence *fence);
-
/* 8 byte handle containing GPU ID in the most significant 4 bytes and
* idr_handle in the least significant 4 bytes
*/
@@ -800,20 +799,11 @@ int kfd_numa_node_to_apic_id(int numa_node_id);
/* Interrupts */
int kfd_interrupt_init(struct kfd_dev *dev);
void kfd_interrupt_exit(struct kfd_dev *dev);
-void kgd2kfd_interrupt(struct kfd_dev *kfd, const void *ih_ring_entry);
bool enqueue_ih_ring_entry(struct kfd_dev *kfd, const void *ih_ring_entry);
bool interrupt_is_wanted(struct kfd_dev *dev,
const uint32_t *ih_ring_entry,
uint32_t *patched_ihre, bool *flag);
-/* Power Management */
-void kgd2kfd_suspend(struct kfd_dev *kfd);
-int kgd2kfd_resume(struct kfd_dev *kfd);
-
-/* GPU reset */
-int kgd2kfd_pre_reset(struct kfd_dev *kfd);
-int kgd2kfd_post_reset(struct kfd_dev *kfd);
-
/* amdkfd Apertures */
int kfd_init_apertures(struct kfd_process *process);