It actually isn't very useful.
Signed-off-by: Christian König deathsimple@vodafone.de Reviewed-by: Jerome Glisse jglisse@redhat.com --- drivers/gpu/drm/radeon/ni.c | 11 ----------- drivers/gpu/drm/radeon/radeon.h | 2 -- drivers/gpu/drm/radeon/radeon_asic.c | 3 --- drivers/gpu/drm/radeon/radeon_gart.c | 1 - drivers/gpu/drm/radeon/si.c | 12 ------------ 5 files changed, 29 deletions(-)
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index efa3ab9..3b1aab3 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -1501,17 +1501,6 @@ int cayman_vm_bind(struct radeon_device *rdev, struct radeon_vm *vm, int id) return 0; }
-void cayman_vm_unbind(struct radeon_device *rdev, struct radeon_vm *vm) -{ - WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (vm->id << 2), 0); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (vm->id << 2), 0); - WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2), 0); - /* flush hdp cache */ - WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); - /* bits 0-7 are the VM contexts0-7 */ - WREG32(VM_INVALIDATE_REQUEST, 1 << vm->id); -} - void cayman_vm_tlb_flush(struct radeon_device *rdev, struct radeon_vm *vm) { if (vm->id == -1) diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 5163346..aeb2d1f 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -1135,7 +1135,6 @@ struct radeon_asic { int (*init)(struct radeon_device *rdev); void (*fini)(struct radeon_device *rdev); int (*bind)(struct radeon_device *rdev, struct radeon_vm *vm, int id); - void (*unbind)(struct radeon_device *rdev, struct radeon_vm *vm); void (*tlb_flush)(struct radeon_device *rdev, struct radeon_vm *vm); uint32_t (*page_flags)(struct radeon_device *rdev, struct radeon_vm *vm, @@ -1697,7 +1696,6 @@ void radeon_ring_write(struct radeon_ring *ring, uint32_t v); #define radeon_asic_vm_init(rdev) (rdev)->asic->vm.init((rdev)) #define radeon_asic_vm_fini(rdev) (rdev)->asic->vm.fini((rdev)) #define radeon_asic_vm_bind(rdev, v, id) (rdev)->asic->vm.bind((rdev), (v), (id)) -#define radeon_asic_vm_unbind(rdev, v) (rdev)->asic->vm.unbind((rdev), (v)) #define radeon_asic_vm_tlb_flush(rdev, v) (rdev)->asic->vm.tlb_flush((rdev), (v)) #define radeon_asic_vm_page_flags(rdev, v, flags) (rdev)->asic->vm.page_flags((rdev), (v), (flags)) #define radeon_asic_vm_set_page(rdev, v, pfn, addr, flags) (rdev)->asic->vm.set_page((rdev), (v), (pfn), (addr), (flags)) diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 7d29d53..9d5f4f3 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -1360,7 +1360,6 @@ static struct radeon_asic cayman_asic = { .init = &cayman_vm_init, .fini = &cayman_vm_fini, .bind = &cayman_vm_bind, - .unbind = &cayman_vm_unbind, .tlb_flush = &cayman_vm_tlb_flush, .page_flags = &cayman_vm_page_flags, .set_page = &cayman_vm_set_page, @@ -1463,7 +1462,6 @@ static struct radeon_asic trinity_asic = { .init = &cayman_vm_init, .fini = &cayman_vm_fini, .bind = &cayman_vm_bind, - .unbind = &cayman_vm_unbind, .tlb_flush = &cayman_vm_tlb_flush, .page_flags = &cayman_vm_page_flags, .set_page = &cayman_vm_set_page, @@ -1566,7 +1564,6 @@ static struct radeon_asic si_asic = { .init = &si_vm_init, .fini = &si_vm_fini, .bind = &si_vm_bind, - .unbind = &si_vm_unbind, .tlb_flush = &si_vm_tlb_flush, .page_flags = &cayman_vm_page_flags, .set_page = &cayman_vm_set_page, diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 2902e5f..18a03ab 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -522,7 +522,6 @@ static void radeon_vm_unbind_locked(struct radeon_device *rdev, radeon_fence_unref(&vm->fence);
/* hw unbind */ - radeon_asic_vm_unbind(rdev, vm); rdev->vm_manager.use_bitmap &= ~(1 << vm->id); list_del_init(&vm->list); vm->id = -1; diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index 4ebcb33..40a9a85 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -2795,18 +2795,6 @@ int si_vm_bind(struct radeon_device *rdev, struct radeon_vm *vm, int id) return 0; }
-void si_vm_unbind(struct radeon_device *rdev, struct radeon_vm *vm) -{ - if (vm->id < 8) - WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2), 0); - else - WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm->id - 8) << 2), 0); - /* flush hdp cache */ - WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); - /* bits 0-15 are the VM contexts0-15 */ - WREG32(VM_INVALIDATE_REQUEST, 1 << vm->id); -} - void si_vm_tlb_flush(struct radeon_device *rdev, struct radeon_vm *vm) { if (vm->id == -1)