* doorbells are in the first page. So with paging queue enabled,
* the max num_kernel_doorbells should + 1 page (0x400 in dword)
*/
- if (adev->asic_type >= CHIP_VEGA10)
+ if (adev->ip_versions[SDMA0_HWIP][0] >= IP_VERSION(4, 0, 0) &&
+ adev->ip_versions[SDMA0_HWIP][0] < IP_VERSION(4, 2, 0))
adev->doorbell.num_kernel_doorbells += 0x400;
}
/* paging queue use same doorbell index/routing as gfx queue
* with 0x400 (4096 dwords) offset on second doorbell page
*/
- ring->doorbell_index = adev->doorbell_index.sdma_engine[i] << 1;
- ring->doorbell_index += 0x400;
+ if (adev->ip_versions[SDMA0_HWIP][0] >= IP_VERSION(4, 0, 0) &&
+ adev->ip_versions[SDMA0_HWIP][0] < IP_VERSION(4, 2, 0)) {
+ ring->doorbell_index =
+ adev->doorbell_index.sdma_engine[i] << 1;
+ ring->doorbell_index += 0x400;
+ } else {
+ /* From vega20, the sdma_doorbell_range in 1st
+ * doorbell page is reserved for page queue.
+ */
+ ring->doorbell_index =
+ (adev->doorbell_index.sdma_engine[i] + 1) << 1;
+ }
if (adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 2, 2) && i >= 5)
ring->vm_hub = AMDGPU_MMHUB1(0);
ring->ring_obj = NULL;
ring->use_doorbell = true;
- /* paging queue use same doorbell index/routing as gfx queue
- * with 0x400 (4096 dwords) offset on second doorbell page
+ /* doorbell index of page queue is assigned right after
+ * gfx queue on the same instance
*/
- ring->doorbell_index = adev->doorbell_index.sdma_engine[i] << 1;
- ring->doorbell_index += 0x400;
+ ring->doorbell_index = (adev->doorbell_index.sdma_engine[i] + 1) << 1;
ring->vm_hub = AMDGPU_MMHUB0(0);
sprintf(ring->name, "page%d", i);