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From e9032323acaa206bda52e2cea66568e0167eaf9f Mon Sep 17 00:00:00 2001
From: Oak Zeng <Oak.Zeng@amd.com>
Date: Fri, 10 May 2019 09:44:17 -0500
Subject: [PATCH 2786/2940] drm/amdkfd: PM4 packets change to support GWS
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
Change-Id: I0db91d99c6962d14f9202b2eb950f8e7e497b79e
Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
---
drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c | 1 +
drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_ai.h | 7 ++++---
2 files changed, 5 insertions(+), 3 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 3fabc93df1a2..9222a43adae1 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c
@@ -165,6 +165,7 @@ 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;
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 89f027eb82e7..2abf2632aa35 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_ai.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_ai.h
@@ -179,8 +179,7 @@ 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;
@@ -275,7 +274,9 @@ 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;
--
2.17.1
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