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From a88528d6ba15ae123d9bacb61b867de388eddb10 Mon Sep 17 00:00:00 2001
From: Chaudhary Amit Kumar <chaudharyamit.kumar@amd.com>
Date: Thu, 18 Oct 2018 18:11:54 +0530
Subject: [PATCH 1369/4131] Revert "drm/amdgpu: unify MQD programming sequence 
 for kfd and amdgpu v2" - revert the change of kgd_hqd_load 
 api(amd-staging-hybrid-4.11 also did in such way): - 
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c - 
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c

Change-Id: Ic461b67578c97a9cc3ef424b4561f2dbbdb1b368
Signed-off-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Chaudhary Amit Kumar <chaudharyamit.kumar@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c | 51 +++++++++++++++++++++--
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c | 51 ++++++++++++++++++++---
 2 files changed, 93 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
index f6acf48..e283d31 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
@@ -29,7 +29,6 @@
 #include "cikd.h"
 #include "cik_sdma.h"
 #include "amdgpu_ucode.h"
-#include "gfx_v7_0.h"
 #include "gca/gfx_7_2_d.h"
 #include "gca/gfx_7_2_enum.h"
 #include "gca/gfx_7_2_sh_mask.h"
@@ -299,12 +298,56 @@ static int kgd_hqd_load(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id,
 	m = get_mqd(mqd);
 
         is_wptr_shadow_valid = !get_user(wptr_shadow, wptr);
-        if (is_wptr_shadow_valid)
-                m->cp_hqd_pq_wptr = wptr_shadow;
 
 	acquire_queue(kgd, pipe_id, queue_id);
 
-	gfx_v7_0_mqd_commit(adev, m);
+        WREG32(mmCP_MQD_BASE_ADDR, m->cp_mqd_base_addr_lo);
+        WREG32(mmCP_MQD_BASE_ADDR_HI, m->cp_mqd_base_addr_hi);
+        WREG32(mmCP_MQD_CONTROL, m->cp_mqd_control);
+
+        WREG32(mmCP_HQD_PQ_BASE, m->cp_hqd_pq_base_lo);
+        WREG32(mmCP_HQD_PQ_BASE_HI, m->cp_hqd_pq_base_hi);
+        WREG32(mmCP_HQD_PQ_CONTROL, m->cp_hqd_pq_control);
+
+        WREG32(mmCP_HQD_IB_CONTROL, m->cp_hqd_ib_control);
+        WREG32(mmCP_HQD_IB_BASE_ADDR, m->cp_hqd_ib_base_addr_lo);
+        WREG32(mmCP_HQD_IB_BASE_ADDR_HI, m->cp_hqd_ib_base_addr_hi);
+
+        WREG32(mmCP_HQD_IB_RPTR, m->cp_hqd_ib_rptr);
+
+        WREG32(mmCP_HQD_PERSISTENT_STATE, m->cp_hqd_persistent_state);
+        WREG32(mmCP_HQD_SEMA_CMD, m->cp_hqd_sema_cmd);
+        WREG32(mmCP_HQD_MSG_TYPE, m->cp_hqd_msg_type);
+
+        WREG32(mmCP_HQD_ATOMIC0_PREOP_LO, m->cp_hqd_atomic0_preop_lo);
+        WREG32(mmCP_HQD_ATOMIC0_PREOP_HI, m->cp_hqd_atomic0_preop_hi);
+        WREG32(mmCP_HQD_ATOMIC1_PREOP_LO, m->cp_hqd_atomic1_preop_lo);
+        WREG32(mmCP_HQD_ATOMIC1_PREOP_HI, m->cp_hqd_atomic1_preop_hi);
+
+        WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR, m->cp_hqd_pq_rptr_report_addr_lo);
+        WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
+                        m->cp_hqd_pq_rptr_report_addr_hi);
+
+        WREG32(mmCP_HQD_PQ_RPTR, m->cp_hqd_pq_rptr);
+
+        WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR, m->cp_hqd_pq_wptr_poll_addr_lo);
+        WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR_HI, m->cp_hqd_pq_wptr_poll_addr_hi);
+
+        WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, m->cp_hqd_pq_doorbell_control);
+
+        WREG32(mmCP_HQD_VMID, m->cp_hqd_vmid);
+
+        WREG32(mmCP_HQD_QUANTUM, m->cp_hqd_quantum);
+
+        WREG32(mmCP_HQD_PIPE_PRIORITY, m->cp_hqd_pipe_priority);
+        WREG32(mmCP_HQD_QUEUE_PRIORITY, m->cp_hqd_queue_priority);
+
+        WREG32(mmCP_HQD_IQ_RPTR, m->cp_hqd_iq_rptr);
+
+        if (is_wptr_shadow_valid)
+                WREG32(mmCP_HQD_PQ_WPTR, wptr_shadow);
+
+        WREG32(mmCP_HQD_ACTIVE, m->cp_hqd_active);
 	release_queue(kgd);
 
 	return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
index 133d066..e00fadd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
@@ -28,7 +28,6 @@
 #include "amdgpu.h"
 #include "amdgpu_amdkfd.h"
 #include "amdgpu_ucode.h"
-#include "gfx_v8_0.h"
 #include "gca/gfx_8_0_sh_mask.h"
 #include "gca/gfx_8_0_d.h"
 #include "gca/gfx_8_0_enum.h"
@@ -253,11 +252,53 @@ static int kgd_hqd_load(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id,
 	m = get_mqd(mqd);
 
 	valid_wptr = copy_from_user(&shadow_wptr, wptr, sizeof(shadow_wptr));
-	if (valid_wptr == 0)
-		m->cp_hqd_pq_wptr = shadow_wptr;
-
 	acquire_queue(kgd, pipe_id, queue_id);
-	gfx_v8_0_mqd_commit(adev, mqd);
+
+	WREG32(mmCP_MQD_CONTROL, m->cp_mqd_control);
+	WREG32(mmCP_MQD_BASE_ADDR, m->cp_mqd_base_addr_lo);
+	WREG32(mmCP_MQD_BASE_ADDR_HI, m->cp_mqd_base_addr_hi);
+
+	WREG32(mmCP_HQD_VMID, m->cp_hqd_vmid);
+	WREG32(mmCP_HQD_PERSISTENT_STATE, m->cp_hqd_persistent_state);
+	WREG32(mmCP_HQD_PIPE_PRIORITY, m->cp_hqd_pipe_priority);
+	WREG32(mmCP_HQD_QUEUE_PRIORITY, m->cp_hqd_queue_priority);
+	WREG32(mmCP_HQD_QUANTUM, m->cp_hqd_quantum);
+	WREG32(mmCP_HQD_PQ_BASE, m->cp_hqd_pq_base_lo);
+	WREG32(mmCP_HQD_PQ_BASE_HI, m->cp_hqd_pq_base_hi);
+	WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR, m->cp_hqd_pq_rptr_report_addr_lo);
+	WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
+			m->cp_hqd_pq_rptr_report_addr_hi);
+
+	if (valid_wptr > 0)
+		WREG32(mmCP_HQD_PQ_WPTR, shadow_wptr);
+
+	WREG32(mmCP_HQD_PQ_CONTROL, m->cp_hqd_pq_control);
+	WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, m->cp_hqd_pq_doorbell_control);
+
+	WREG32(mmCP_HQD_EOP_BASE_ADDR, m->cp_hqd_eop_base_addr_lo);
+	WREG32(mmCP_HQD_EOP_BASE_ADDR_HI, m->cp_hqd_eop_base_addr_hi);
+	WREG32(mmCP_HQD_EOP_CONTROL, m->cp_hqd_eop_control);
+	WREG32(mmCP_HQD_EOP_RPTR, m->cp_hqd_eop_rptr);
+	WREG32(mmCP_HQD_EOP_WPTR, m->cp_hqd_eop_wptr);
+	WREG32(mmCP_HQD_EOP_EVENTS, m->cp_hqd_eop_done_events);
+
+	WREG32(mmCP_HQD_CTX_SAVE_BASE_ADDR_LO, m->cp_hqd_ctx_save_base_addr_lo);
+	WREG32(mmCP_HQD_CTX_SAVE_BASE_ADDR_HI, m->cp_hqd_ctx_save_base_addr_hi);
+	WREG32(mmCP_HQD_CTX_SAVE_CONTROL, m->cp_hqd_ctx_save_control);
+	WREG32(mmCP_HQD_CNTL_STACK_OFFSET, m->cp_hqd_cntl_stack_offset);
+	WREG32(mmCP_HQD_CNTL_STACK_SIZE, m->cp_hqd_cntl_stack_size);
+	WREG32(mmCP_HQD_WG_STATE_OFFSET, m->cp_hqd_wg_state_offset);
+	WREG32(mmCP_HQD_CTX_SAVE_SIZE, m->cp_hqd_ctx_save_size);
+
+	WREG32(mmCP_HQD_IB_CONTROL, m->cp_hqd_ib_control);
+
+	WREG32(mmCP_HQD_DEQUEUE_REQUEST, m->cp_hqd_dequeue_request);
+	WREG32(mmCP_HQD_ERROR, m->cp_hqd_error);
+	WREG32(mmCP_HQD_EOP_WPTR_MEM, m->cp_hqd_eop_wptr_mem);
+	WREG32(mmCP_HQD_EOP_DONES, m->cp_hqd_eop_dones);
+
+	WREG32(mmCP_HQD_ACTIVE, m->cp_hqd_active);
+
 	release_queue(kgd);
 
 	return 0;
-- 
2.7.4