<div dir="ltr"><div>Reviewed-by: Marek Olšák <<a href="mailto:marek.olsak@amd.com" target="_blank">marek.olsak@amd.com</a>></div><div><br></div><div>For both patches.</div><div><br></div><div>Marek</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Mar 24, 2025 at 4:34 PM Alex Deucher <<a href="mailto:alexander.deucher@amd.com" target="_blank">alexander.deucher@amd.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Add an INFO query to check if user queues are supported.<br>
<br>
v2: switch to a mask of IPs (Marek)<br>
v3: move to drm_amdgpu_info_device (Marek)<br>
<br>
Cc: <a href="mailto:marek.olsak@amd.com" target="_blank">marek.olsak@amd.com</a><br>
Cc: <a href="mailto:prike.liang@amd.com" target="_blank">prike.liang@amd.com</a><br>
Cc: <a href="mailto:sunil.khatri@amd.com" target="_blank">sunil.khatri@amd.com</a><br>
Cc: <a href="mailto:yogesh.mohanmarimuthu@amd.com" target="_blank">yogesh.mohanmarimuthu@amd.com</a><br>
Signed-off-by: Alex Deucher <<a href="mailto:alexander.deucher@amd.com" target="_blank">alexander.deucher@amd.com</a>><br>
---<br>
 drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 7 +++++++<br>
 include/uapi/drm/amdgpu_drm.h           | 3 +++<br>
 2 files changed, 10 insertions(+)<br>
<br>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c<br>
index 3b7dfd56ccd0e..0ba3ef1e4a068 100644<br>
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c<br>
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c<br>
@@ -1009,6 +1009,13 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)<br>
                        }<br>
                }<br>
<br>
+               if (adev->userq_funcs[AMDGPU_HW_IP_GFX])<br>
+                       dev_info->userq_ip_mask |= (1 << AMDGPU_HW_IP_GFX);<br>
+               if (adev->userq_funcs[AMDGPU_HW_IP_COMPUTE])<br>
+                       dev_info->userq_ip_mask |= (1 << AMDGPU_HW_IP_COMPUTE);<br>
+               if (adev->userq_funcs[AMDGPU_HW_IP_DMA])<br>
+                       dev_info->userq_ip_mask |= (1 << AMDGPU_HW_IP_DMA);<br>
+<br>
                ret = copy_to_user(out, dev_info,<br>
                                   min((size_t)size, sizeof(*dev_info))) ? -EFAULT : 0;<br>
                kfree(dev_info);<br>
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h<br>
index 5dbd9037afe75..ef97c0d78b8a0 100644<br>
--- a/include/uapi/drm/amdgpu_drm.h<br>
+++ b/include/uapi/drm/amdgpu_drm.h<br>
@@ -1453,6 +1453,9 @@ struct drm_amdgpu_info_device {<br>
        __u32 csa_size;<br>
        /* context save area base virtual alignment for gfx11 */<br>
        __u32 csa_alignment;<br>
+       /* Userq IP mask (1 << AMDGPU_HW_IP_*) */<br>
+       __u32 userq_ip_mask;<br>
+       __u32 pad;<br>
 };<br>
<br>
 struct drm_amdgpu_info_hw_ip {<br>
-- <br>
2.49.0<br>
<br>
</blockquote></div>