diff options
author | Oak Zeng <Oak.Zeng@amd.com> | 2019-02-14 14:53:15 -0600 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2019-07-18 14:18:03 -0500 |
commit | 3a65d14d259547794db679ce5741da182d6f0b2d (patch) | |
tree | e93f274a02c28f94678203e5715c34280ca24b53 /drivers/gpu | |
parent | 7f40581c2e468f7180de7b95e53fbbc9f64682aa (diff) | |
download | linux-3a65d14d259547794db679ce5741da182d6f0b2d.tar.bz2 |
drm/amdkfd: Extend PM4 packets to support 8 SDMA
Extend map_queue and unmap_queue PM4 packets to support 8
SDMA engines. The new format is backward compatible.
Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c | 26 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_ai.h | 14 |
2 files changed, 34 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c index 2d5ddf199bd0..91da72d0d405 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c @@ -161,6 +161,8 @@ static int pm_map_queues_v9(struct packet_manager *pm, uint32_t *buffer, packet->bitfields2.engine_sel = engine_sel__mes_map_queues__compute_vi; packet->bitfields2.gws_control_queue = q->gws ? 1 : 0; + packet->bitfields2.extended_engine_sel = + extended_engine_sel__mes_map_queues__legacy_engine_sel; packet->bitfields2.queue_type = queue_type__mes_map_queues__normal_compute_vi; @@ -176,9 +178,15 @@ static int pm_map_queues_v9(struct packet_manager *pm, uint32_t *buffer, break; case KFD_QUEUE_TYPE_SDMA: case KFD_QUEUE_TYPE_SDMA_XGMI: - packet->bitfields2.engine_sel = q->properties.sdma_engine_id + - engine_sel__mes_map_queues__sdma0_vi; use_static = false; /* no static queues under SDMA */ + if (q->properties.sdma_engine_id < 2) + packet->bitfields2.engine_sel = q->properties.sdma_engine_id + + engine_sel__mes_map_queues__sdma0_vi; + else { + packet->bitfields2.extended_engine_sel = + extended_engine_sel__mes_map_queues__sdma0_to_7_sel; + packet->bitfields2.engine_sel = q->properties.sdma_engine_id; + } break; default: WARN(1, "queue type %d", q->properties.type); @@ -218,13 +226,23 @@ static int pm_unmap_queues_v9(struct packet_manager *pm, uint32_t *buffer, switch (type) { case KFD_QUEUE_TYPE_COMPUTE: case KFD_QUEUE_TYPE_DIQ: + packet->bitfields2.extended_engine_sel = + extended_engine_sel__mes_unmap_queues__legacy_engine_sel; packet->bitfields2.engine_sel = engine_sel__mes_unmap_queues__compute; break; case KFD_QUEUE_TYPE_SDMA: case KFD_QUEUE_TYPE_SDMA_XGMI: - packet->bitfields2.engine_sel = - engine_sel__mes_unmap_queues__sdma0 + sdma_engine; + if (sdma_engine < 2) { + packet->bitfields2.extended_engine_sel = + extended_engine_sel__mes_unmap_queues__legacy_engine_sel; + packet->bitfields2.engine_sel = + engine_sel__mes_unmap_queues__sdma0 + sdma_engine; + } else { + packet->bitfields2.extended_engine_sel = + extended_engine_sel__mes_unmap_queues__sdma0_to_7_sel; + packet->bitfields2.engine_sel = sdma_engine; + } break; default: WARN(1, "queue type %d", type); diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_ai.h b/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_ai.h index e3e21404cfa0..44ed94239513 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_ai.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_ai.h @@ -260,6 +260,10 @@ enum mes_map_queues_engine_sel_enum { engine_sel__mes_map_queues__sdma1_vi = 3 }; +enum mes_map_queues_extended_engine_sel_enum { + extended_engine_sel__mes_map_queues__legacy_engine_sel = 0, + extended_engine_sel__mes_map_queues__sdma0_to_7_sel = 1 +}; struct pm4_mes_map_queues { union { @@ -269,7 +273,8 @@ struct pm4_mes_map_queues { union { struct { - uint32_t reserved1:4; + uint32_t reserved1:2; + enum mes_map_queues_extended_engine_sel_enum extended_engine_sel:2; enum mes_map_queues_queue_sel_enum queue_sel:2; uint32_t reserved5:6; uint32_t gws_control_queue:1; @@ -382,6 +387,11 @@ enum mes_unmap_queues_engine_sel_enum { engine_sel__mes_unmap_queues__sdmal = 3 }; +enum mes_unmap_queues_extended_engine_sel_enum { + extended_engine_sel__mes_unmap_queues__legacy_engine_sel = 0, + extended_engine_sel__mes_unmap_queues__sdma0_to_7_sel = 1 +}; + struct pm4_mes_unmap_queues { union { union PM4_MES_TYPE_3_HEADER header; /* header */ @@ -391,7 +401,7 @@ struct pm4_mes_unmap_queues { union { struct { enum mes_unmap_queues_action_enum action:2; - uint32_t reserved1:2; + enum mes_unmap_queues_extended_engine_sel_enum extended_engine_sel:2; enum mes_unmap_queues_queue_sel_enum queue_sel:2; uint32_t reserved2:20; enum mes_unmap_queues_engine_sel_enum engine_sel:3; |