void (*hdp_flush)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
        u32 (*get_memsize)(struct amdgpu_device *adev);
        void (*sdma_doorbell_range)(struct amdgpu_device *adev, int instance,
-                                   bool use_doorbell, int doorbell_index);
+                       bool use_doorbell, int doorbell_index, int doorbell_size);
        void (*enable_doorbell_aperture)(struct amdgpu_device *adev,
                                         bool enable);
        void (*enable_doorbell_selfring_aperture)(struct amdgpu_device *adev,
 
 }
 
 static void nbio_v6_1_sdma_doorbell_range(struct amdgpu_device *adev, int instance,
-                                 bool use_doorbell, int doorbell_index)
+                       bool use_doorbell, int doorbell_index, int doorbell_size)
 {
        u32 reg = instance == 0 ? SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA0_DOORBELL_RANGE) :
                        SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA1_DOORBELL_RANGE);
 
        if (use_doorbell) {
                doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, OFFSET, doorbell_index);
-               doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 2);
+               doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, doorbell_size);
        } else
                doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 0);
 
 
 }
 
 static void nbio_v7_0_sdma_doorbell_range(struct amdgpu_device *adev, int instance,
-                                         bool use_doorbell, int doorbell_index)
+                       bool use_doorbell, int doorbell_index, int doorbell_size)
 {
        u32 reg = instance == 0 ? SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA0_DOORBELL_RANGE) :
                        SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA1_DOORBELL_RANGE);
 
        if (use_doorbell) {
                doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, OFFSET, doorbell_index);
-               doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 2);
+               doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, doorbell_size);
        } else
                doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 0);
 
 
 }
 
 static void nbio_v7_4_sdma_doorbell_range(struct amdgpu_device *adev, int instance,
-                                         bool use_doorbell, int doorbell_index)
+                       bool use_doorbell, int doorbell_index, int doorbell_size)
 {
        u32 reg = instance == 0 ? SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA0_DOORBELL_RANGE) :
                        SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA1_DOORBELL_RANGE);
 
        if (use_doorbell) {
                doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, OFFSET, doorbell_index);
-               doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 2);
+               doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, doorbell_size);
        } else
                doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 0);
 
 
        WREG32_SDMA(i, mmSDMA0_GFX_DOORBELL, doorbell);
        WREG32_SDMA(i, mmSDMA0_GFX_DOORBELL_OFFSET, doorbell_offset);
        adev->nbio_funcs->sdma_doorbell_range(adev, i, ring->use_doorbell,
-                                             ring->doorbell_index);
+                                             ring->doorbell_index,
+                                             adev->doorbell_index.sdma_doorbell_range);
 
        sdma_v4_0_ring_set_wptr(ring);