[PATCH 01/11] drm/radeon: rework vm_flush parameters

19 Nov 2014

From: Christian König christian.koenig@amd.com
Use ring structure instead of index and provide vm_id and pd_addr separately.
Signed-off-by: Christian König christian.koenig@amd.com
---
 drivers/gpu/drm/radeon/cik.c         | 23 ++++++++++-------------
 drivers/gpu/drm/radeon/cik_sdma.c    | 22 +++++++++-------------
 drivers/gpu/drm/radeon/ni.c          | 14 +++++---------
 drivers/gpu/drm/radeon/ni_dma.c      | 14 +++++---------
 drivers/gpu/drm/radeon/radeon.h      |  5 +++--
 drivers/gpu/drm/radeon/radeon_asic.h | 18 ++++++++++++------
 drivers/gpu/drm/radeon/radeon_vm.c   |  3 ++-
 drivers/gpu/drm/radeon/si.c          | 18 +++++++-----------
 drivers/gpu/drm/radeon/si_dma.c      | 19 ++++++++-----------
 9 files changed, 61 insertions(+), 75 deletions(-)

diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index 57a359d..d52ead9 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -5967,26 +5967,23 @@ static void cik_vm_decode_fault(struct radeon_device *rdev,
  * Update the page table base and flush the VM TLB
  * using the CP (CIK).
  */
-void cik_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
+void cik_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+		  unsigned vm_id, uint64_t pd_addr)
 {
-	struct radeon_ring *ring = &rdev->ring[ridx];
-	int usepfp = (ridx == RADEON_RING_TYPE_GFX_INDEX);
-
-	if (vm == NULL)
-		return;
+	int usepfp = (ring->idx == RADEON_RING_TYPE_GFX_INDEX);
radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
    radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) |
    			 WRITE_DATA_DST_SEL(0)));
-	if (vm->id < 8) {
+	if (vm_id < 8) {
    	radeon_ring_write(ring,
-				  (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2)) >> 2);
+				  (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2)) >> 2);
    } else {
    	radeon_ring_write(ring,
-				  (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm->id - 8) << 2)) >> 2);
+				  (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm_id - 8) << 2)) >> 2);
    }
    radeon_ring_write(ring, 0);
-	radeon_ring_write(ring, vm->pd_gpu_addr >> 12);
+	radeon_ring_write(ring, pd_addr >> 12);
/* update SH_MEM_* regs */
    radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
@@ -5994,7 +5991,7 @@ void cik_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
    			 WRITE_DATA_DST_SEL(0)));
    radeon_ring_write(ring, SRBM_GFX_CNTL >> 2);
    radeon_ring_write(ring, 0);
-	radeon_ring_write(ring, VMID(vm->id));
+	radeon_ring_write(ring, VMID(vm_id));
radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 6));
    radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) |
@@ -6015,7 +6012,7 @@ void cik_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
    radeon_ring_write(ring, VMID(0));
/* HDP flush */
-	cik_hdp_flush_cp_ring_emit(rdev, ridx);
+	cik_hdp_flush_cp_ring_emit(rdev, ring->idx);
/* bits 0-15 are the VM contexts0-15 */
    radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
@@ -6023,7 +6020,7 @@ void cik_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
    			 WRITE_DATA_DST_SEL(0)));
    radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
    radeon_ring_write(ring, 0);
-	radeon_ring_write(ring, 1 << vm->id);
+	radeon_ring_write(ring, 1 << vm_id);
/* compute doesn't have PFP */
    if (usepfp) {
diff --git a/drivers/gpu/drm/radeon/cik_sdma.c b/drivers/gpu/drm/radeon/cik_sdma.c
index 4e8432d..7470a2e 100644
--- a/drivers/gpu/drm/radeon/cik_sdma.c
+++ b/drivers/gpu/drm/radeon/cik_sdma.c
@@ -901,25 +901,21 @@ void cik_sdma_vm_pad_ib(struct radeon_ib *ib)
  * Update the page table base and flush the VM TLB
  * using sDMA (CIK).
  */
-void cik_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
+void cik_dma_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+		      unsigned vm_id, uint64_t pd_addr)
 {
-	struct radeon_ring *ring = &rdev->ring[ridx];
-
-	if (vm == NULL)
-		return;
-
    radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
-	if (vm->id < 8) {
-		radeon_ring_write(ring, (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2)) >> 2);
+	if (vm_id < 8) {
+		radeon_ring_write(ring, (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2)) >> 2);
    } else {
-		radeon_ring_write(ring, (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm->id - 8) << 2)) >> 2);
+		radeon_ring_write(ring, (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm_id - 8) << 2)) >> 2);
    }
-	radeon_ring_write(ring, vm->pd_gpu_addr >> 12);
+	radeon_ring_write(ring, pd_addr >> 12);
/* update SH_MEM_* regs */
    radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
    radeon_ring_write(ring, SRBM_GFX_CNTL >> 2);
-	radeon_ring_write(ring, VMID(vm->id));
+	radeon_ring_write(ring, VMID(vm_id));
radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
    radeon_ring_write(ring, SH_MEM_BASES >> 2);
@@ -942,11 +938,11 @@ void cik_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm
    radeon_ring_write(ring, VMID(0));
/* flush HDP */
-	cik_sdma_hdp_flush_ring_emit(rdev, ridx);
+	cik_sdma_hdp_flush_ring_emit(rdev, ring->idx);
/* flush TLB */
    radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
    radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
-	radeon_ring_write(ring, 1 << vm->id);
+	radeon_ring_write(ring, 1 << vm_id);
 }
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 3faee58..bee432d 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -2502,15 +2502,11 @@ void cayman_vm_decode_fault(struct radeon_device *rdev,
  * Update the page table base and flush the VM TLB
  * using the CP (cayman-si).
  */
-void cayman_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
+void cayman_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+		     unsigned vm_id, uint64_t pd_addr)
 {
-	struct radeon_ring *ring = &rdev->ring[ridx];
-
-	if (vm == NULL)
-		return;
-
-	radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2), 0));
-	radeon_ring_write(ring, vm->pd_gpu_addr >> 12);
+	radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2), 0));
+	radeon_ring_write(ring, pd_addr >> 12);
/* flush hdp cache */
    radeon_ring_write(ring, PACKET0(HDP_MEM_COHERENCY_FLUSH_CNTL, 0));
@@ -2518,7 +2514,7 @@ void cayman_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
/* bits 0-7 are the VM contexts0-7 */
    radeon_ring_write(ring, PACKET0(VM_INVALIDATE_REQUEST, 0));
-	radeon_ring_write(ring, 1 << vm->id);
+	radeon_ring_write(ring, 1 << vm_id);
/* sync PFP to ME, otherwise we might get invalid PFP reads */
    radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
diff --git a/drivers/gpu/drm/radeon/ni_dma.c b/drivers/gpu/drm/radeon/ni_dma.c
index f26f0a9..5a72404 100644
--- a/drivers/gpu/drm/radeon/ni_dma.c
+++ b/drivers/gpu/drm/radeon/ni_dma.c
@@ -446,16 +446,12 @@ void cayman_dma_vm_pad_ib(struct radeon_ib *ib)
    	ib->ptr[ib->length_dw++] = DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0);
 }
-void cayman_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
+void cayman_dma_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+			 unsigned vm_id, uint64_t pd_addr)
 {
-	struct radeon_ring *ring = &rdev->ring[ridx];
-
-	if (vm == NULL)
-		return;
-
    radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0));
-	radeon_ring_write(ring, (0xf << 16) | ((VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2)) >> 2));
-	radeon_ring_write(ring, vm->pd_gpu_addr >> 12);
+	radeon_ring_write(ring, (0xf << 16) | ((VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2)) >> 2));
+	radeon_ring_write(ring, pd_addr >> 12);
/* flush hdp cache */
    radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0));
@@ -465,6 +461,6 @@ void cayman_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm
    /* bits 0-7 are the VM contexts0-7 */
    radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0));
    radeon_ring_write(ring, (0xf << 16) | (VM_INVALIDATE_REQUEST >> 2));
-	radeon_ring_write(ring, 1 << vm->id);
+	radeon_ring_write(ring, 1 << vm_id);
 }
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 908f349..5d913ef 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1790,7 +1790,8 @@ struct radeon_asic_ring {
    void (*hdp_flush)(struct radeon_device *rdev, struct radeon_ring *ring);
    bool (*emit_semaphore)(struct radeon_device *rdev, struct radeon_ring *cp,
    		       struct radeon_semaphore *semaphore, bool emit_wait);
-	void (*vm_flush)(struct radeon_device *rdev, int ridx, struct radeon_vm *vm);
+	void (*vm_flush)(struct radeon_device *rdev, struct radeon_ring *ring,
+			 unsigned vm_id, uint64_t pd_addr);
/* testing functions */
    int (*ring_test)(struct radeon_device *rdev, struct radeon_ring *cp);
@@ -2836,7 +2837,7 @@ static inline void radeon_ring_write(struct radeon_ring *ring, uint32_t v)
 #define radeon_ring_ib_execute(rdev, r, ib) (rdev)->asic->ring[(r)]->ib_execute((rdev), (ib))
 #define radeon_ring_ib_parse(rdev, r, ib) (rdev)->asic->ring[(r)]->ib_parse((rdev), (ib))
 #define radeon_ring_is_lockup(rdev, r, cp) (rdev)->asic->ring[(r)]->is_lockup((rdev), (cp))
-#define radeon_ring_vm_flush(rdev, r, vm) (rdev)->asic->ring[(r)]->vm_flush((rdev), (r), (vm))
+#define radeon_ring_vm_flush(rdev, r, vm_id, pd_addr) (rdev)->asic->ring[(r)->idx]->vm_flush((rdev), (r), (vm_id), (pd_addr))
 #define radeon_ring_get_rptr(rdev, r) (rdev)->asic->ring[(r)->idx]->get_rptr((rdev), (r))
 #define radeon_ring_get_wptr(rdev, r) (rdev)->asic->ring[(r)->idx]->get_wptr((rdev), (r))
 #define radeon_ring_set_wptr(rdev, r) (rdev)->asic->ring[(r)->idx]->set_wptr((rdev), (r))
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index d8ace5b..2a45d54 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -599,7 +599,8 @@ int cayman_asic_reset(struct radeon_device *rdev);
 void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib);
 int cayman_vm_init(struct radeon_device *rdev);
 void cayman_vm_fini(struct radeon_device *rdev);
-void cayman_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm);
+void cayman_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+		     unsigned vm_id, uint64_t pd_addr);
 uint32_t cayman_vm_page_flags(struct radeon_device *rdev, uint32_t flags);
 int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib);
 int evergreen_dma_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib);
@@ -624,7 +625,8 @@ void cayman_dma_vm_set_pages(struct radeon_device *rdev,
    		     uint32_t incr, uint32_t flags);
 void cayman_dma_vm_pad_ib(struct radeon_ib *ib);
-void cayman_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm);
+void cayman_dma_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+			 unsigned vm_id, uint64_t pd_addr);
u32 cayman_gfx_get_rptr(struct radeon_device *rdev,
    		struct radeon_ring *ring);
@@ -699,7 +701,8 @@ int si_irq_set(struct radeon_device *rdev);
 int si_irq_process(struct radeon_device *rdev);
 int si_vm_init(struct radeon_device *rdev);
 void si_vm_fini(struct radeon_device *rdev);
-void si_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm);
+void si_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+		 unsigned vm_id, uint64_t pd_addr);
 int si_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib);
 struct radeon_fence *si_copy_dma(struct radeon_device *rdev,
    			 uint64_t src_offset, uint64_t dst_offset,
@@ -721,7 +724,8 @@ void si_dma_vm_set_pages(struct radeon_device *rdev,
    		 uint64_t addr, unsigned count,
    		 uint32_t incr, uint32_t flags);
-void si_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm);
+void si_dma_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+		     unsigned vm_id, uint64_t pd_addr);
 u32 si_get_xclk(struct radeon_device *rdev);
 uint64_t si_get_gpu_clock_counter(struct radeon_device *rdev);
 int si_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk);
@@ -793,7 +797,8 @@ int cik_irq_set(struct radeon_device *rdev);
 int cik_irq_process(struct radeon_device *rdev);
 int cik_vm_init(struct radeon_device *rdev);
 void cik_vm_fini(struct radeon_device *rdev);
-void cik_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm);
+void cik_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+		  unsigned vm_id, uint64_t pd_addr);
void cik_sdma_vm_copy_pages(struct radeon_device *rdev,
    		    struct radeon_ib *ib,
@@ -811,7 +816,8 @@ void cik_sdma_vm_set_pages(struct radeon_device *rdev,
    		   uint32_t incr, uint32_t flags);
 void cik_sdma_vm_pad_ib(struct radeon_ib *ib);
-void cik_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm);
+void cik_dma_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+		      unsigned vm_id, uint64_t pd_addr);
 int cik_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib);
 u32 cik_gfx_get_rptr(struct radeon_device *rdev,
    	     struct radeon_ring *ring);
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
index dfde266..9d0f87b 100644
--- a/drivers/gpu/drm/radeon/radeon_vm.c
+++ b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -243,7 +243,8 @@ void radeon_vm_flush(struct radeon_device *rdev,
    if (!vm->last_flush || pd_addr != vm->pd_gpu_addr) {
    	trace_radeon_vm_flush(pd_addr, ring, vm->id);
    	vm->pd_gpu_addr = pd_addr;
-		radeon_ring_vm_flush(rdev, ring, vm);
+		radeon_ring_vm_flush(rdev, &rdev->ring[ring],
+				     vm->id, vm->pd_gpu_addr);
    }
 }
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index eeea5b6..e91968b 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -5020,27 +5020,23 @@ static void si_vm_decode_fault(struct radeon_device *rdev,
           block, mc_id);
 }
-void si_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
+void si_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+		 unsigned vm_id, uint64_t pd_addr)
 {
-	struct radeon_ring *ring = &rdev->ring[ridx];
-
-	if (vm == NULL)
-		return;
-
    /* write new base address */
    radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
    radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
    			 WRITE_DATA_DST_SEL(0)));
-	if (vm->id < 8) {
+	if (vm_id < 8) {
    	radeon_ring_write(ring,
-				  (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2)) >> 2);
+				  (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2)) >> 2);
    } else {
    	radeon_ring_write(ring,
-				  (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm->id - 8) << 2)) >> 2);
+				  (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm_id - 8) << 2)) >> 2);
    }
    radeon_ring_write(ring, 0);
-	radeon_ring_write(ring, vm->pd_gpu_addr >> 12);
+	radeon_ring_write(ring, pd_addr >> 12);
/* flush hdp cache */
    radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
@@ -5056,7 +5052,7 @@ void si_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
    			 WRITE_DATA_DST_SEL(0)));
    radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
    radeon_ring_write(ring, 0);
-	radeon_ring_write(ring, 1 << vm->id);
+	radeon_ring_write(ring, 1 << vm_id);
/* sync PFP to ME, otherwise we might get invalid PFP reads */
    radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
diff --git a/drivers/gpu/drm/radeon/si_dma.c b/drivers/gpu/drm/radeon/si_dma.c
index b58f12b..e8bc0a5 100644
--- a/drivers/gpu/drm/radeon/si_dma.c
+++ b/drivers/gpu/drm/radeon/si_dma.c
@@ -185,20 +185,17 @@ void si_dma_vm_set_pages(struct radeon_device *rdev,
    }
 }
-void si_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
-{
-	struct radeon_ring *ring = &rdev->ring[ridx];
-
-	if (vm == NULL)
-		return;
+void si_dma_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
+		     unsigned vm_id, uint64_t pd_addr)
+{
    radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0, 0));
-	if (vm->id < 8) {
-		radeon_ring_write(ring, (0xf << 16) | ((VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2)) >> 2));
+	if (vm_id < 8) {
+		radeon_ring_write(ring, (0xf << 16) | ((VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2)) >> 2));
    } else {
-		radeon_ring_write(ring, (0xf << 16) | ((VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm->id - 8) << 2)) >> 2));
+		radeon_ring_write(ring, (0xf << 16) | ((VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm_id - 8) << 2)) >> 2));
    }
-	radeon_ring_write(ring, vm->pd_gpu_addr >> 12);
+	radeon_ring_write(ring, pd_addr >> 12);
/* flush hdp cache */
    radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0, 0));
@@ -208,7 +205,7 @@ void si_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
    /* bits 0-7 are the VM contexts0-7 */
    radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0, 0));
    radeon_ring_write(ring, (0xf << 16) | (VM_INVALIDATE_REQUEST >> 2));
-	radeon_ring_write(ring, 1 << vm->id);
+	radeon_ring_write(ring, 1 << vm_id);
 }
/**
-- 
1.9.1


    

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[PATCH 01/11] drm/radeon: rework vm_flush parameters