drm/amdgpu: Relocate kgd2kfd function declaration

Since amdkfd is merged into amdgpu module and amdgpu can access amdkfd
directly, move declaration of kgd2kfd functions from kfd_priv.h to
amdgpu_amdkfd.h

Signed-off-by: Amber Lin <Amber.Lin@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
index 2dfaf158ef073340e778c9f51a9e6bc905f3f48d..358f690411644910df90cdd99b4928fbffef6f2f 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
@@ -619,4 +619,47 @@ struct kfd2kgd_calls *amdgpu_amdkfd_gfx_9_0_get_functions(void)
 {
        return NULL;
 }
+
+struct kfd_dev *kgd2kfd_probe(struct kgd_dev *kgd, struct pci_dev *pdev,
+                             const struct kfd2kgd_calls *f2g)
+{
+       return NULL;
+}
+
+bool kgd2kfd_device_init(struct kfd_dev *kfd,
+                        const struct kgd2kfd_shared_resources *gpu_resources)
+{
+       return false;
+}
+
+void kgd2kfd_device_exit(struct kfd_dev *kfd)
+{
+}
+
+void kgd2kfd_exit(void)
+{
+}
+
+void kgd2kfd_suspend(struct kfd_dev *kfd)
+{
+}
+
+int kgd2kfd_resume(struct kfd_dev *kfd)
+{
+       return 0;
+}
+
+int kgd2kfd_pre_reset(struct kfd_dev *kfd)
+{
+       return 0;
+}
+
+int kgd2kfd_post_reset(struct kfd_dev *kfd)
+{
+       return 0;
+}
+
+void kgd2kfd_interrupt(struct kfd_dev *kfd, const void *ih_ring_entry)
+{
+}
 #endif

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
index 70429f7aa9a84c0189ce3e3748a55f4b3549b08b..3214d319071bcb352ea6290e6d3274146df8e94f 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
@@ -33,7 +33,6 @@
 #include "amdgpu_sync.h"
 #include "amdgpu_vm.h"
 
-extern const struct kgd2kfd_calls *kgd2kfd;
 extern uint64_t amdgpu_amdkfd_total_mem_size;
 
 struct amdgpu_device;
@@ -214,4 +213,23 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct kgd_dev *kgd,
 void amdgpu_amdkfd_gpuvm_init_mem_limits(void);
 void amdgpu_amdkfd_unreserve_memory_limit(struct amdgpu_bo *bo);
 
+/* KGD2KFD callbacks */
+int kgd2kfd_init(unsigned interface_version,
+                const struct kgd2kfd_calls **g2f);
+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);
+void kgd2kfd_suspend(struct kfd_dev *kfd);
+int kgd2kfd_resume(struct kfd_dev *kfd);
+int kgd2kfd_pre_reset(struct kfd_dev *kfd);
+int kgd2kfd_post_reset(struct kfd_dev *kfd);
+void kgd2kfd_interrupt(struct kfd_dev *kfd, const void *ih_ring_entry);
+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);
+
 #endif /* AMDGPU_AMDKFD_H_INCLUDED */

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c
index 574c1181ae9a22c1e63f37a5919c47a3b2d9c476..3c7055ecd990e4937e1acf7bc9e1290dbf7b1833 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c
@@ -31,6 +31,7 @@
 
 static const struct dma_fence_ops amdkfd_fence_ops;
 static atomic_t fence_seq = ATOMIC_INIT(0);
+extern const struct kgd2kfd_calls *kgd2kfd;
 
 /* Eviction Fence
  * Fence helper functions to deal with KFD memory eviction.

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index be1ab43473c6c727bd1832efa3d5b7c09edffed2..3fc2618ca646e6f073a45be5840e679843faaefe 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -44,6 +44,8 @@
  */
 #define AMDGPU_USERPTR_RESTORE_DELAY_MS 1
 
+extern const struct kgd2kfd_calls *kgd2kfd;
+
 /* Impose limit on how much memory KFD can use */
 static struct {
        uint64_t max_system_mem_limit;

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_module.c b/drivers/gpu/drm/amd/amdkfd/kfd_module.c
index 8018163414ffa6fef4838cefddb765e8b58336d0..030b39d62973803b144ff81c21c78329b783f459 100644 (file)
--- a/drivers/gpu/drm/amd/amdkfd/kfd_module.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_module.c
@@ -23,6 +23,7 @@
 #include <linux/sched.h>
 #include <linux/device.h>
 #include "kfd_priv.h"
+#include "amdgpu_amdkfd.h"
 
 static const struct kgd2kfd_calls kgd2kfd = {
        .exit           = kgd2kfd_exit,
@@ -104,7 +105,6 @@ int kgd2kfd_init(unsigned int interface_version,
 
        return 0;
 }
-EXPORT_SYMBOL(kgd2kfd_init);
 
 void kgd2kfd_exit(void)
 {

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index 0689d4ccbbc0f6fd59164f5ebab76246fca396e6..12b66330fc6d3cefaa0d1cbbfc1b270f6c380cce 100644 (file)
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -266,14 +266,6 @@ 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 +533,6 @@ 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 +787,11 @@ 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);
 

diff --git a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
index 8154d67388ccef99185431ce8d04b7b16af59762..3d5c3b00d917bbc4f7c471484def49ad96a55848 100644 (file)
--- a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
@@ -379,7 +379,4 @@ struct kgd2kfd_calls {
        int  (*post_reset)(struct kfd_dev *kfd);
 };
 
-int kgd2kfd_init(unsigned interface_version,
-               const struct kgd2kfd_calls **g2f);
-
 #endif /* KGD_KFD_INTERFACE_H_INCLUDED */