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drm/amdkfd: PM4 packets change to support GWS

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Add a field in map_queues packet to indicate whether
this is a gws control queue. Only one queue per process
can be gws control queue. Change num_gws field in
map_process packet to 7 bits

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>
This commit is contained in:
Oak Zeng 2019-05-10 09:44:17 -05:00 • committed by Alex Deucher
commit 0235097371
2 changed files with 5 additions and 3 deletions
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1
drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c
View file

@ -159,6 +159,7 @@ 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.queue_type =
queue_type__mes_map_queues__normal_compute_vi;

7
drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_ai.h
View file

@ -176,8 +176,7 @@ struct pm4_mes_map_process {
union {
struct {
uint32_t num_gws:6;
uint32_t reserved7:1;
uint32_t num_gws:7;
uint32_t sdma_enable:1;
uint32_t num_oac:4;
uint32_t reserved8:4;
@ -272,7 +271,9 @@ struct pm4_mes_map_queues {
struct {
uint32_t reserved1:4;
enum mes_map_queues_queue_sel_enum queue_sel:2;
uint32_t reserved2:15;
uint32_t reserved5:6;
uint32_t gws_control_queue:1;
uint32_t reserved2:8;
enum mes_map_queues_queue_type_enum queue_type:3;
uint32_t reserved3:2;
enum mes_map_queues_engine_sel_enum engine_sel:3;