The series is Reviewed-by: Felix Kuehling <felix.kuehl...@amd.com>
On 2018-12-14 10:22 a.m., Lin, Amber wrote:
> 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....@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 43
> ++++++++++++++++++++++++
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h | 20 ++++++++++-
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c | 1 +
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 2 ++
> drivers/gpu/drm/amd/amdkfd/kfd_module.c | 2 +-
> drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 22 ------------
> drivers/gpu/drm/amd/include/kgd_kfd_interface.h | 3 --
> 7 files changed, 66 insertions(+), 27 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> index 2dfaf15..358f690 100644
> --- 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 70429f7..3214d31 100644
> --- 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 574c118..3c7055e 100644
> --- 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 be1ab43..3fc2618 100644
> --- 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 8018163..030b39d 100644
> --- 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 0689d4c..12b6633 100644
> --- 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 8154d67..3d5c3b0 100644
> --- 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 */
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