From 0803e7a9e850f9d6397c594d6c6deac9b2b6d696 Mon Sep 17 00:00:00 2001 From: Oak Zeng Date: Tue, 27 Nov 2018 23:50:12 -0600 Subject: [PATCH] drm/amdkfd: Allocate hiq and sdma mqd from mqd trunk Instead of allocat hiq and sdma mqd from sub-allocator, allocate them from a mqd trunk pool. This is done for all asics Signed-off-by: Oak Zeng Reviewed-by: Felix Kuehling Signed-off-by: Felix Kuehling Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c | 49 +++++++++++++++++++ drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h | 7 +++ .../gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c | 20 +++----- .../gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c | 22 +++------ .../gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c | 22 +++------ 5 files changed, 80 insertions(+), 40 deletions(-) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c index eeb2b60a36b5..9307811bc427 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c @@ -23,6 +23,55 @@ #include "kfd_mqd_manager.h" #include "amdgpu_amdkfd.h" +#include "kfd_device_queue_manager.h" + +struct kfd_mem_obj *allocate_hiq_mqd(struct kfd_dev *dev) +{ + struct kfd_mem_obj *mqd_mem_obj = NULL; + + mqd_mem_obj = kzalloc(sizeof(struct kfd_mem_obj), GFP_KERNEL); + if (!mqd_mem_obj) + return NULL; + + mqd_mem_obj->gtt_mem = dev->dqm->hiq_sdma_mqd.gtt_mem; + mqd_mem_obj->gpu_addr = dev->dqm->hiq_sdma_mqd.gpu_addr; + mqd_mem_obj->cpu_ptr = dev->dqm->hiq_sdma_mqd.cpu_ptr; + + return mqd_mem_obj; +} + +struct kfd_mem_obj *allocate_sdma_mqd(struct kfd_dev *dev, + struct queue_properties *q) +{ + struct kfd_mem_obj *mqd_mem_obj = NULL; + uint64_t offset; + + mqd_mem_obj = kzalloc(sizeof(struct kfd_mem_obj), GFP_KERNEL); + if (!mqd_mem_obj) + return NULL; + + offset = (q->sdma_engine_id * + dev->device_info->num_sdma_queues_per_engine + + q->sdma_queue_id) * + dev->dqm->mqd_mgrs[KFD_MQD_TYPE_SDMA]->mqd_size; + + offset += dev->dqm->mqd_mgrs[KFD_MQD_TYPE_HIQ]->mqd_size; + + mqd_mem_obj->gtt_mem = (void *)((uint64_t)dev->dqm->hiq_sdma_mqd.gtt_mem + + offset); + mqd_mem_obj->gpu_addr = dev->dqm->hiq_sdma_mqd.gpu_addr + offset; + mqd_mem_obj->cpu_ptr = (uint32_t *)((uint64_t) + dev->dqm->hiq_sdma_mqd.cpu_ptr + offset); + + return mqd_mem_obj; +} + +void uninit_mqd_hiq_sdma(struct mqd_manager *mm, void *mqd, + struct kfd_mem_obj *mqd_mem_obj) +{ + WARN_ON(!mqd_mem_obj->gtt_mem); + kfree(mqd_mem_obj); +} void mqd_symmetrically_map_cu_mask(struct mqd_manager *mm, const uint32_t *cu_mask, uint32_t cu_mask_count, diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h index 009d232fb60b..56af256a191b 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h @@ -102,6 +102,13 @@ struct mqd_manager { uint32_t mqd_size; }; +struct kfd_mem_obj *allocate_hiq_mqd(struct kfd_dev *dev); + +struct kfd_mem_obj *allocate_sdma_mqd(struct kfd_dev *dev, + struct queue_properties *q); +void uninit_mqd_hiq_sdma(struct mqd_manager *mm, void *mqd, + struct kfd_mem_obj *mqd_mem_obj); + void mqd_symmetrically_map_cu_mask(struct mqd_manager *mm, const uint32_t *cu_mask, uint32_t cu_mask_count, uint32_t *se_mask); diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c index a00402077e34..6e8509ec29d9 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c @@ -71,6 +71,9 @@ static struct kfd_mem_obj *allocate_mqd(struct kfd_dev *kfd, { struct kfd_mem_obj *mqd_mem_obj; + if (q->type == KFD_QUEUE_TYPE_HIQ) + return allocate_hiq_mqd(kfd); + if (kfd_gtt_sa_allocate(kfd, sizeof(struct cik_mqd), &mqd_mem_obj)) return NULL; @@ -148,12 +151,10 @@ static int init_mqd_sdma(struct mqd_manager *mm, void **mqd, { int retval; struct cik_sdma_rlc_registers *m; + struct kfd_dev *dev = mm->dev; - retval = kfd_gtt_sa_allocate(mm->dev, - sizeof(struct cik_sdma_rlc_registers), - mqd_mem_obj); - - if (retval != 0) + *mqd_mem_obj = allocate_sdma_mqd(dev, q); + if (!*mqd_mem_obj) return -ENOMEM; m = (struct cik_sdma_rlc_registers *) (*mqd_mem_obj)->cpu_ptr; @@ -175,11 +176,6 @@ static void uninit_mqd(struct mqd_manager *mm, void *mqd, kfd_gtt_sa_free(mm->dev, mqd_mem_obj); } -static void uninit_mqd_sdma(struct mqd_manager *mm, void *mqd, - struct kfd_mem_obj *mqd_mem_obj) -{ - kfd_gtt_sa_free(mm->dev, mqd_mem_obj); -} static int load_mqd(struct mqd_manager *mm, void *mqd, uint32_t pipe_id, uint32_t queue_id, struct queue_properties *p, @@ -419,7 +415,7 @@ struct mqd_manager *mqd_manager_init_cik(enum KFD_MQD_TYPE type, break; case KFD_MQD_TYPE_HIQ: mqd->init_mqd = init_mqd_hiq; - mqd->uninit_mqd = uninit_mqd; + mqd->uninit_mqd = uninit_mqd_hiq_sdma; mqd->load_mqd = load_mqd; mqd->update_mqd = update_mqd_hiq; mqd->destroy_mqd = destroy_mqd; @@ -443,7 +439,7 @@ struct mqd_manager *mqd_manager_init_cik(enum KFD_MQD_TYPE type, break; case KFD_MQD_TYPE_SDMA: mqd->init_mqd = init_mqd_sdma; - mqd->uninit_mqd = uninit_mqd_sdma; + mqd->uninit_mqd = uninit_mqd_hiq_sdma; mqd->load_mqd = load_mqd_sdma; mqd->update_mqd = update_mqd_sdma; mqd->destroy_mqd = destroy_mqd_sdma; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c index 8f8166189fd5..4750338199b6 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c @@ -73,6 +73,9 @@ static struct kfd_mem_obj *allocate_mqd(struct kfd_dev *kfd, int retval; struct kfd_mem_obj *mqd_mem_obj = NULL; + if (q->type == KFD_QUEUE_TYPE_HIQ) + return allocate_hiq_mqd(kfd); + /* From V9, for CWSR, the control stack is located on the next page * boundary after the mqd, we will use the gtt allocation function * instead of sub-allocation function. @@ -346,13 +349,10 @@ static int init_mqd_sdma(struct mqd_manager *mm, void **mqd, { int retval; struct v9_sdma_mqd *m; + struct kfd_dev *dev = mm->dev; - - retval = kfd_gtt_sa_allocate(mm->dev, - sizeof(struct v9_sdma_mqd), - mqd_mem_obj); - - if (retval != 0) + *mqd_mem_obj = allocate_sdma_mqd(dev, q); + if (!*mqd_mem_obj) return -ENOMEM; m = (struct v9_sdma_mqd *) (*mqd_mem_obj)->cpu_ptr; @@ -368,12 +368,6 @@ static int init_mqd_sdma(struct mqd_manager *mm, void **mqd, return retval; } -static void uninit_mqd_sdma(struct mqd_manager *mm, void *mqd, - struct kfd_mem_obj *mqd_mem_obj) -{ - kfd_gtt_sa_free(mm->dev, mqd_mem_obj); -} - static int load_mqd_sdma(struct mqd_manager *mm, void *mqd, uint32_t pipe_id, uint32_t queue_id, struct queue_properties *p, struct mm_struct *mms) @@ -484,7 +478,7 @@ struct mqd_manager *mqd_manager_init_v9(enum KFD_MQD_TYPE type, break; case KFD_MQD_TYPE_HIQ: mqd->init_mqd = init_mqd_hiq; - mqd->uninit_mqd = uninit_mqd; + mqd->uninit_mqd = uninit_mqd_hiq_sdma; mqd->load_mqd = load_mqd; mqd->update_mqd = update_mqd_hiq; mqd->destroy_mqd = destroy_mqd; @@ -508,7 +502,7 @@ struct mqd_manager *mqd_manager_init_v9(enum KFD_MQD_TYPE type, break; case KFD_MQD_TYPE_SDMA: mqd->init_mqd = init_mqd_sdma; - mqd->uninit_mqd = uninit_mqd_sdma; + mqd->uninit_mqd = uninit_mqd_hiq_sdma; mqd->load_mqd = load_mqd_sdma; mqd->update_mqd = update_mqd_sdma; mqd->destroy_mqd = destroy_mqd_sdma; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c index 7f0b10e46358..b550dea9b10a 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c @@ -73,6 +73,9 @@ static struct kfd_mem_obj *allocate_mqd(struct kfd_dev *kfd, { struct kfd_mem_obj *mqd_mem_obj; + if (q->type == KFD_QUEUE_TYPE_HIQ) + return allocate_hiq_mqd(kfd); + if (kfd_gtt_sa_allocate(kfd, sizeof(struct vi_mqd), &mqd_mem_obj)) return NULL; @@ -341,13 +344,10 @@ static int init_mqd_sdma(struct mqd_manager *mm, void **mqd, { int retval; struct vi_sdma_mqd *m; + struct kfd_dev *dev = mm->dev; - - retval = kfd_gtt_sa_allocate(mm->dev, - sizeof(struct vi_sdma_mqd), - mqd_mem_obj); - - if (retval != 0) + *mqd_mem_obj = allocate_sdma_mqd(dev, q); + if (!*mqd_mem_obj) return -ENOMEM; m = (struct vi_sdma_mqd *) (*mqd_mem_obj)->cpu_ptr; @@ -363,12 +363,6 @@ static int init_mqd_sdma(struct mqd_manager *mm, void **mqd, return retval; } -static void uninit_mqd_sdma(struct mqd_manager *mm, void *mqd, - struct kfd_mem_obj *mqd_mem_obj) -{ - kfd_gtt_sa_free(mm->dev, mqd_mem_obj); -} - static int load_mqd_sdma(struct mqd_manager *mm, void *mqd, uint32_t pipe_id, uint32_t queue_id, struct queue_properties *p, struct mm_struct *mms) @@ -478,7 +472,7 @@ struct mqd_manager *mqd_manager_init_vi(enum KFD_MQD_TYPE type, break; case KFD_MQD_TYPE_HIQ: mqd->init_mqd = init_mqd_hiq; - mqd->uninit_mqd = uninit_mqd; + mqd->uninit_mqd = uninit_mqd_hiq_sdma; mqd->load_mqd = load_mqd; mqd->update_mqd = update_mqd_hiq; mqd->destroy_mqd = destroy_mqd; @@ -502,7 +496,7 @@ struct mqd_manager *mqd_manager_init_vi(enum KFD_MQD_TYPE type, break; case KFD_MQD_TYPE_SDMA: mqd->init_mqd = init_mqd_sdma; - mqd->uninit_mqd = uninit_mqd_sdma; + mqd->uninit_mqd = uninit_mqd_hiq_sdma; mqd->load_mqd = load_mqd_sdma; mqd->update_mqd = update_mqd_sdma; mqd->destroy_mqd = destroy_mqd_sdma; -- 2.30.2