Re: [PATCH 06/11] drm/amdgpu/mes: make more vmids available when disable_kq=1

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Reviewed-by: Sunil Khatri <sunil.khatri@xxxxxxx>

On 3/6/2025 2:17 AM, Alex Deucher wrote:
If we don't have kernel queues, the vmids can be used by
the MES for user queues.

Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
  drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 2 +-
  drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c  | 2 +-
  drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c  | 2 +-
  3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index 71dce64a0ea32..e2007759f5b4c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -142,7 +142,7 @@ int amdgpu_mes_init(struct amdgpu_device *adev)
adev->mes.total_max_queue = AMDGPU_FENCE_MES_QUEUE_ID_MASK;
  	adev->mes.vmid_mask_mmhub = 0xffffff00;
-	adev->mes.vmid_mask_gfxhub = 0xffffff00;
+	adev->mes.vmid_mask_gfxhub = adev->gfx.disable_kq ? 0xfffffffe : 0xffffff00;
if (adev->gfx.num_gfx_rings) {
  		for (i = 0; i < AMDGPU_MES_MAX_GFX_PIPES; i++) {
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
index 95d894a231fcf..19a5f196829f3 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
@@ -900,7 +900,7 @@ static int gmc_v10_0_sw_init(struct amdgpu_ip_block *ip_block)
  	 * amdgpu graphics/compute will use VMIDs 1-7
  	 * amdkfd will use VMIDs 8-15
  	 */
-	adev->vm_manager.first_kfd_vmid = 8;
+	adev->vm_manager.first_kfd_vmid = adev->gfx.disable_kq ? 1 : 8;
amdgpu_vm_manager_init(adev); diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c
index ea7c32d8380ba..598324e736092 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c
@@ -837,7 +837,7 @@ static int gmc_v12_0_sw_init(struct amdgpu_ip_block *ip_block)
  	 * amdgpu graphics/compute will use VMIDs 1-7
  	 * amdkfd will use VMIDs 8-15
  	 */
-	adev->vm_manager.first_kfd_vmid = 8;
+	adev->vm_manager.first_kfd_vmid = adev->gfx.disable_kq ? 1 : 8;
amdgpu_vm_manager_init(adev);



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