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authorBen Goz <ben.goz@amd.com>2015-01-04 11:37:18 +0300
committerOded Gabbay <oded.gabbay@amd.com>2015-01-04 11:37:18 +0300
commitff3d04a17117ed0825076c0e9edd0fe232daec9f (patch)
treee67f0fae16e26612c74819879b03ea5baafdb58e /drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c
parent836aabc0d4e2a5c5c375c3f44da4096b1073a525 (diff)
downloadlinux-ff3d04a17117ed0825076c0e9edd0fe232daec9f.tar.xz
drm/amdkfd: Add new VI-specific queue properties
This patch adds new fields to the queue_properties structure. The new fields are relevant only for queues running on AMD GPU VI architecture. The eop_ring_buffer_address and eop_ring_buffer_size describe an end-of-pipe queue which is assigned to the MQD. In CI, the EOP queue was per pipeline and in VI it is per queue. The ctx_save_restore_area_address and ctx_save_restore_area_size describe a memory area that is designated to allow the CP to do context save/restore in mid-wave state. This patch also modifies the set_queue_properties_from_user() (called from kfd_ioctl_create_queue()) to check and copy those new parameters. Signed-off-by: Ben Goz <ben.goz@amd.com> Signed-off-by: Oded Gabbay <oded.gabbay@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c')
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