[PATCH 04/10] drm/radeon: remove vm_unbind

[Christian König]

It actually isn't very useful.

Signed-off-by: Christian König <deathsimple at vodafone.de>
---
 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)
-- 
1.7.9.5