[PATCH 3/3] drm/amdgpu: not set KIQ IRQ source in gfx_v9.

[Rex Zhu]

the system will trigger BUG_ON When amdgpu_fini is called,
the IRQ source will be cleaned before IRQ uninstalled
becasue of the sequence of ip_block.
so not set irq source.

Change-Id: I64b99247c36edb84bd209905eb24b391720b4d8f
Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index f6b2329..84b31a4 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -631,7 +631,6 @@ static int gfx_v9_0_kiq_init_ring(struct amdgpu_device *adev,
 		ring->pipe = 1;
 	}
 
-	irq->data = ring;
 	ring->queue = 0;
 	ring->eop_gpu_addr = kiq->eop_gpu_addr;
 	sprintf(ring->name, "kiq %d.%d.%d", ring->me, ring->pipe, ring->queue);
@@ -647,7 +646,6 @@ static void gfx_v9_0_kiq_free_ring(struct amdgpu_ring *ring,
 {
 	amdgpu_wb_free(ring->adev, ring->adev->virt.reg_val_offs);
 	amdgpu_ring_fini(ring);
-	irq->data = NULL;
 }
 
 /* create MQD for each compute queue */
@@ -3367,9 +3365,7 @@ static int gfx_v9_0_kiq_set_interrupt_state(struct amdgpu_device *adev,
 					    enum amdgpu_interrupt_state state)
 {
 	uint32_t tmp, target;
-	struct amdgpu_ring *ring = (struct amdgpu_ring *)src->data;
-
-	BUG_ON(!ring || (ring->funcs->type != AMDGPU_RING_TYPE_KIQ));
+	struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
 
 	if (ring->me == 1)
 		target = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE0_INT_CNTL);
@@ -3413,9 +3409,7 @@ static int gfx_v9_0_kiq_irq(struct amdgpu_device *adev,
 			    struct amdgpu_iv_entry *entry)
 {
 	u8 me_id, pipe_id, queue_id;
-	struct amdgpu_ring *ring = (struct amdgpu_ring *)source->data;
-
-	BUG_ON(!ring || (ring->funcs->type != AMDGPU_RING_TYPE_KIQ));
+	struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
 
 	me_id = (entry->ring_id & 0x0c) >> 2;
 	pipe_id = (entry->ring_id & 0x03) >> 0;
-- 
1.9.1