diff options
| author | Lizhi Hou <lizhi.hou@amd.com> | 2025-11-04 10:53:39 -0800 |
|---|---|---|
| committer | Lizhi Hou <lizhi.hou@amd.com> | 2025-11-05 08:56:28 -0800 |
| commit | 3a0ff7b98af4a5de1b995dfb57e65843f9b7b628 (patch) | |
| tree | 1c19896b187abc66d4fe301368952688e134a741 /include/uapi | |
| parent | ad531f3d8b37521248508d5084b0ba480a27ef6d (diff) | |
accel/amdxdna: Support preemption requests
The driver checks the firmware version during initialization.If preemption
is supported, the driver configures preemption accordingly and handles
userspace preemption requests. Otherwise, the driver returns an error for
userspace preemption requests.
Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>
Signed-off-by: Lizhi Hou <lizhi.hou@amd.com>
Link: https://patch.msgid.link/20251104185340.897560-1-lizhi.hou@amd.com
Diffstat (limited to 'include/uapi')
| -rw-r--r-- | include/uapi/drm/amdxdna_accel.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/include/uapi/drm/amdxdna_accel.h b/include/uapi/drm/amdxdna_accel.h index 8ad254bc35a5..62c917fd4f7b 100644 --- a/include/uapi/drm/amdxdna_accel.h +++ b/include/uapi/drm/amdxdna_accel.h @@ -443,7 +443,9 @@ enum amdxdna_drm_get_param { DRM_AMDXDNA_QUERY_FIRMWARE_VERSION = 8, DRM_AMDXDNA_GET_POWER_MODE, DRM_AMDXDNA_QUERY_TELEMETRY, - DRM_AMDXDNA_QUERY_RESOURCE_INFO = 12, + DRM_AMDXDNA_GET_FORCE_PREEMPT_STATE, + DRM_AMDXDNA_QUERY_RESOURCE_INFO, + DRM_AMDXDNA_GET_FRAME_BOUNDARY_PREEMPT_STATE, }; /** @@ -463,6 +465,16 @@ struct amdxdna_drm_get_resource_info { }; /** + * struct amdxdna_drm_attribute_state - State of an attribute + */ +struct amdxdna_drm_attribute_state { + /** @state: enabled or disabled */ + __u8 state; + /** @pad: MBZ */ + __u8 pad[7]; +}; + +/** * struct amdxdna_drm_query_telemetry_header - Telemetry data header */ struct amdxdna_drm_query_telemetry_header { @@ -613,6 +625,8 @@ enum amdxdna_drm_set_param { DRM_AMDXDNA_SET_POWER_MODE, DRM_AMDXDNA_WRITE_AIE_MEM, DRM_AMDXDNA_WRITE_AIE_REG, + DRM_AMDXDNA_SET_FORCE_PREEMPT, + DRM_AMDXDNA_SET_FRAME_BOUNDARY_PREEMPT, }; /** |