[PATCH 1/2] drm/amdkfd: Merge CIK kernel queue functions into VI
Yong Zhao
Yong.Zhao at amd.com
Tue Nov 12 22:18:38 UTC 2019
The only difference that CIK kernel queue functions are different from
VI is avoid allocating eop_mem. We can achieve that by using a if
condition.
Change-Id: Iea9cbc82f603ff008a906c5ee32325ddcd02d963
Signed-off-by: Yong Zhao <Yong.Zhao at amd.com>
---
drivers/gpu/drm/amd/amdkfd/Makefile | 1 -
drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c | 7 +--
drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h | 1 -
.../gpu/drm/amd/amdkfd/kfd_kernel_queue_cik.c | 53 -------------------
.../gpu/drm/amd/amdkfd/kfd_kernel_queue_vi.c | 7 +++
5 files changed, 9 insertions(+), 60 deletions(-)
delete mode 100644 drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_cik.c
diff --git a/drivers/gpu/drm/amd/amdkfd/Makefile b/drivers/gpu/drm/amd/amdkfd/Makefile
index 017a8b7156da..f93a16372325 100644
--- a/drivers/gpu/drm/amd/amdkfd/Makefile
+++ b/drivers/gpu/drm/amd/amdkfd/Makefile
@@ -38,7 +38,6 @@ AMDKFD_FILES := $(AMDKFD_PATH)/kfd_module.o \
$(AMDKFD_PATH)/kfd_mqd_manager_v9.o \
$(AMDKFD_PATH)/kfd_mqd_manager_v10.o \
$(AMDKFD_PATH)/kfd_kernel_queue.o \
- $(AMDKFD_PATH)/kfd_kernel_queue_cik.o \
$(AMDKFD_PATH)/kfd_kernel_queue_vi.o \
$(AMDKFD_PATH)/kfd_kernel_queue_v9.o \
$(AMDKFD_PATH)/kfd_packet_manager.o \
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
index 0d966408ea87..a750b1d110eb 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
@@ -311,6 +311,8 @@ struct kernel_queue *kernel_queue_init(struct kfd_dev *dev,
kq->ops.rollback_packet = rollback_packet;
switch (dev->device_info->asic_family) {
+ case CHIP_KAVERI:
+ case CHIP_HAWAII:
case CHIP_CARRIZO:
case CHIP_TONGA:
case CHIP_FIJI:
@@ -321,11 +323,6 @@ struct kernel_queue *kernel_queue_init(struct kfd_dev *dev,
kernel_queue_init_vi(&kq->ops_asic_specific);
break;
- case CHIP_KAVERI:
- case CHIP_HAWAII:
- kernel_queue_init_cik(&kq->ops_asic_specific);
- break;
-
case CHIP_VEGA10:
case CHIP_VEGA12:
case CHIP_VEGA20:
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h
index a7116a939029..a9a35897d8b7 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h
@@ -99,7 +99,6 @@ struct kernel_queue {
struct list_head list;
};
-void kernel_queue_init_cik(struct kernel_queue_ops *ops);
void kernel_queue_init_vi(struct kernel_queue_ops *ops);
void kernel_queue_init_v9(struct kernel_queue_ops *ops);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_cik.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_cik.c
deleted file mode 100644
index 19e54acb4125..000000000000
--- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_cik.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright 2014 Advanced Micro Devices, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-#include "kfd_kernel_queue.h"
-
-static bool initialize_cik(struct kernel_queue *kq, struct kfd_dev *dev,
- enum kfd_queue_type type, unsigned int queue_size);
-static void uninitialize_cik(struct kernel_queue *kq);
-static void submit_packet_cik(struct kernel_queue *kq);
-
-void kernel_queue_init_cik(struct kernel_queue_ops *ops)
-{
- ops->initialize = initialize_cik;
- ops->uninitialize = uninitialize_cik;
- ops->submit_packet = submit_packet_cik;
-}
-
-static bool initialize_cik(struct kernel_queue *kq, struct kfd_dev *dev,
- enum kfd_queue_type type, unsigned int queue_size)
-{
- return true;
-}
-
-static void uninitialize_cik(struct kernel_queue *kq)
-{
-}
-
-static void submit_packet_cik(struct kernel_queue *kq)
-{
- *kq->wptr_kernel = kq->pending_wptr;
- write_kernel_doorbell(kq->queue->properties.doorbell_ptr,
- kq->pending_wptr);
-}
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_vi.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_vi.c
index 2adaf40027eb..64f13f34d819 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_vi.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_vi.c
@@ -43,6 +43,10 @@ static bool initialize_vi(struct kernel_queue *kq, struct kfd_dev *dev,
{
int retval;
+ /*For CIK family asics, kq->eop_mem is not needed */
+ if (dev->device_info->asic_family <= CHIP_HAWAII)
+ return true;
+
retval = kfd_gtt_sa_allocate(dev, PAGE_SIZE, &kq->eop_mem);
if (retval != 0)
return false;
@@ -57,6 +61,9 @@ static bool initialize_vi(struct kernel_queue *kq, struct kfd_dev *dev,
static void uninitialize_vi(struct kernel_queue *kq)
{
+ /* For CIK family asics, kq->eop_mem is Null, kfd_gtt_sa_free()
+ * is able to handle NULL properly.
+ */
kfd_gtt_sa_free(kq->dev, kq->eop_mem);
}
--
2.17.1
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