diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/Makefile | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h | 101 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c | 347 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h | 69 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers.h | 405 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_pm4_opcodes.h | 107 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 36 |
7 files changed, 1066 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/Makefile b/drivers/gpu/drm/amd/amdkfd/Makefile index 301e8471e636..047b834a15f2 100644 --- a/drivers/gpu/drm/amd/amdkfd/Makefile +++ b/drivers/gpu/drm/amd/amdkfd/Makefile @@ -6,6 +6,7 @@ ccflags-y := -Iinclude/drm -Idrivers/gpu/drm/amd/include/ amdkfd-y := kfd_module.o kfd_device.o kfd_chardev.o kfd_topology.o \ kfd_pasid.o kfd_doorbell.o kfd_flat_memory.o \ - kfd_process.o kfd_queue.o kfd_mqd_manager.o + kfd_process.o kfd_queue.o kfd_mqd_manager.o \ + kfd_kernel_queue.o obj-$(CONFIG_HSA_AMD) += amdkfd.o diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h new file mode 100644 index 000000000000..e495b38a8cfd --- /dev/null +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h @@ -0,0 +1,101 @@ +/* + * 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. + * + */ + +#ifndef KFD_DEVICE_QUEUE_MANAGER_H_ +#define KFD_DEVICE_QUEUE_MANAGER_H_ + +#include <linux/rwsem.h> +#include <linux/list.h> +#include "kfd_priv.h" +#include "kfd_mqd_manager.h" + +#define QUEUE_PREEMPT_DEFAULT_TIMEOUT_MS (500) +#define QUEUES_PER_PIPE (8) +#define PIPE_PER_ME_CP_SCHEDULING (3) +#define CIK_VMID_NUM (8) +#define KFD_VMID_START_OFFSET (8) +#define VMID_PER_DEVICE CIK_VMID_NUM +#define KFD_DQM_FIRST_PIPE (0) + +struct device_process_node { + struct qcm_process_device *qpd; + struct list_head list; +}; + +struct device_queue_manager { + int (*create_queue)(struct device_queue_manager *dqm, + struct queue *q, + struct qcm_process_device *qpd, + int *allocate_vmid); + int (*destroy_queue)(struct device_queue_manager *dqm, + struct qcm_process_device *qpd, + struct queue *q); + int (*update_queue)(struct device_queue_manager *dqm, + struct queue *q); + struct mqd_manager * (*get_mqd_manager)( + struct device_queue_manager *dqm, + enum KFD_MQD_TYPE type); + + int (*register_process)(struct device_queue_manager *dqm, + struct qcm_process_device *qpd); + int (*unregister_process)(struct device_queue_manager *dqm, + struct qcm_process_device *qpd); + int (*initialize)(struct device_queue_manager *dqm); + int (*start)(struct device_queue_manager *dqm); + int (*stop)(struct device_queue_manager *dqm); + void (*uninitialize)(struct device_queue_manager *dqm); + int (*create_kernel_queue)(struct device_queue_manager *dqm, + struct kernel_queue *kq, + struct qcm_process_device *qpd); + void (*destroy_kernel_queue)(struct device_queue_manager *dqm, + struct kernel_queue *kq, + struct qcm_process_device *qpd); + bool (*set_cache_memory_policy)(struct device_queue_manager *dqm, + struct qcm_process_device *qpd, + enum cache_policy default_policy, + enum cache_policy alternate_policy, + void __user *alternate_aperture_base, + uint64_t alternate_aperture_size); + + + struct mqd_manager *mqds[KFD_MQD_TYPE_MAX]; + struct packet_manager packets; + struct kfd_dev *dev; + struct mutex lock; + struct list_head queues; + unsigned int processes_count; + unsigned int queue_count; + unsigned int next_pipe_to_allocate; + unsigned int *allocated_queues; + unsigned int vmid_bitmap; + uint64_t pipelines_addr; + struct kfd_mem_obj *pipeline_mem; + uint64_t fence_gpu_addr; + unsigned int *fence_addr; + struct kfd_mem_obj *fence_mem; + bool active_runlist; +}; + + + +#endif /* KFD_DEVICE_QUEUE_MANAGER_H_ */ diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c new file mode 100644 index 000000000000..555af4514237 --- /dev/null +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c @@ -0,0 +1,347 @@ +/* + * 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 <linux/types.h> +#include <linux/mutex.h> +#include <linux/slab.h> +#include <linux/printk.h> +#include "kfd_kernel_queue.h" +#include "kfd_priv.h" +#include "kfd_device_queue_manager.h" +#include "kfd_pm4_headers.h" +#include "kfd_pm4_opcodes.h" + +#define PM4_COUNT_ZERO (((1 << 15) - 1) << 16) + +static bool initialize(struct kernel_queue *kq, struct kfd_dev *dev, + enum kfd_queue_type type, unsigned int queue_size) +{ + struct queue_properties prop; + int retval; + union PM4_MES_TYPE_3_HEADER nop; + + BUG_ON(!kq || !dev); + BUG_ON(type != KFD_QUEUE_TYPE_DIQ && type != KFD_QUEUE_TYPE_HIQ); + + pr_debug("kfd: In func %s initializing queue type %d size %d\n", + __func__, KFD_QUEUE_TYPE_HIQ, queue_size); + + nop.opcode = IT_NOP; + nop.type = PM4_TYPE_3; + nop.u32all |= PM4_COUNT_ZERO; + + kq->dev = dev; + kq->nop_packet = nop.u32all; + switch (type) { + case KFD_QUEUE_TYPE_DIQ: + case KFD_QUEUE_TYPE_HIQ: + kq->mqd = dev->dqm->get_mqd_manager(dev->dqm, + KFD_MQD_TYPE_CIK_HIQ); + break; + default: + BUG(); + break; + } + + if (kq->mqd == NULL) + return false; + + prop.doorbell_ptr = + (uint32_t *)kfd_get_kernel_doorbell(dev, &prop.doorbell_off); + + if (prop.doorbell_ptr == NULL) + goto err_get_kernel_doorbell; + + retval = kfd2kgd->allocate_mem(dev->kgd, + queue_size, + PAGE_SIZE, + KFD_MEMPOOL_SYSTEM_WRITECOMBINE, + (struct kgd_mem **) &kq->pq); + + if (retval != 0) + goto err_pq_allocate_vidmem; + + kq->pq_kernel_addr = kq->pq->cpu_ptr; + kq->pq_gpu_addr = kq->pq->gpu_addr; + + retval = kfd2kgd->allocate_mem(dev->kgd, + sizeof(*kq->rptr_kernel), + 32, + KFD_MEMPOOL_SYSTEM_WRITECOMBINE, + (struct kgd_mem **) &kq->rptr_mem); + + if (retval != 0) + goto err_rptr_allocate_vidmem; + + kq->rptr_kernel = kq->rptr_mem->cpu_ptr; + kq->rptr_gpu_addr = kq->rptr_mem->gpu_addr; + + retval = kfd2kgd->allocate_mem(dev->kgd, + sizeof(*kq->wptr_kernel), + 32, + KFD_MEMPOOL_SYSTEM_WRITECOMBINE, + (struct kgd_mem **) &kq->wptr_mem); + + if (retval != 0) + goto err_wptr_allocate_vidmem; + + kq->wptr_kernel = kq->wptr_mem->cpu_ptr; + kq->wptr_gpu_addr = kq->wptr_mem->gpu_addr; + + memset(kq->pq_kernel_addr, 0, queue_size); + memset(kq->rptr_kernel, 0, sizeof(*kq->rptr_kernel)); + memset(kq->wptr_kernel, 0, sizeof(*kq->wptr_kernel)); + + prop.queue_size = queue_size; + prop.is_interop = false; + prop.priority = 1; + prop.queue_percent = 100; + prop.type = type; + prop.vmid = 0; + prop.queue_address = kq->pq_gpu_addr; + prop.read_ptr = (uint32_t *) kq->rptr_gpu_addr; + prop.write_ptr = (uint32_t *) kq->wptr_gpu_addr; + + if (init_queue(&kq->queue, prop) != 0) + goto err_init_queue; + + kq->queue->device = dev; + kq->queue->process = kfd_get_process(current); + + retval = kq->mqd->init_mqd(kq->mqd, &kq->queue->mqd, + &kq->queue->mqd_mem_obj, + &kq->queue->gart_mqd_addr, + &kq->queue->properties); + if (retval != 0) + goto err_init_mqd; + + /* assign HIQ to HQD */ + if (type == KFD_QUEUE_TYPE_HIQ) { + pr_debug("assigning hiq to hqd\n"); + kq->queue->pipe = KFD_CIK_HIQ_PIPE; + kq->queue->queue = KFD_CIK_HIQ_QUEUE; + kq->mqd->load_mqd(kq->mqd, kq->queue->mqd, kq->queue->pipe, + kq->queue->queue, NULL); + } else { + /* allocate fence for DIQ */ + + retval = kfd2kgd->allocate_mem(dev->kgd, + sizeof(uint32_t), + 32, + KFD_MEMPOOL_SYSTEM_WRITECOMBINE, + (struct kgd_mem **) &kq->fence_mem_obj); + + if (retval != 0) + goto err_alloc_fence; + + kq->fence_kernel_address = kq->fence_mem_obj->cpu_ptr; + kq->fence_gpu_addr = kq->fence_mem_obj->gpu_addr; + } + + print_queue(kq->queue); + + return true; +err_alloc_fence: +err_init_mqd: + uninit_queue(kq->queue); +err_init_queue: + kfd2kgd->free_mem(dev->kgd, (struct kgd_mem *) kq->wptr_mem); +err_wptr_allocate_vidmem: + kfd2kgd->free_mem(dev->kgd, (struct kgd_mem *) kq->rptr_mem); +err_rptr_allocate_vidmem: + kfd2kgd->free_mem(dev->kgd, (struct kgd_mem *) kq->pq); +err_pq_allocate_vidmem: + pr_err("kfd: error init pq\n"); + kfd_release_kernel_doorbell(dev, (u32 *)prop.doorbell_ptr); +err_get_kernel_doorbell: + pr_err("kfd: error init doorbell"); + return false; + +} + +static void uninitialize(struct kernel_queue *kq) +{ + BUG_ON(!kq); + + if (kq->queue->properties.type == KFD_QUEUE_TYPE_HIQ) + kq->mqd->destroy_mqd(kq->mqd, + NULL, + false, + QUEUE_PREEMPT_DEFAULT_TIMEOUT_MS, + kq->queue->pipe, + kq->queue->queue); + + kfd2kgd->free_mem(kq->dev->kgd, (struct kgd_mem *) kq->rptr_mem); + kfd2kgd->free_mem(kq->dev->kgd, (struct kgd_mem *) kq->wptr_mem); + kfd2kgd->free_mem(kq->dev->kgd, (struct kgd_mem *) kq->pq); + kfd_release_kernel_doorbell(kq->dev, + (u32 *)kq->queue->properties.doorbell_ptr); + uninit_queue(kq->queue); +} + +static int acquire_packet_buffer(struct kernel_queue *kq, + size_t packet_size_in_dwords, unsigned int **buffer_ptr) +{ + size_t available_size; + size_t queue_size_dwords; + uint32_t wptr, rptr; + unsigned int *queue_address; + + BUG_ON(!kq || !buffer_ptr); + + rptr = *kq->rptr_kernel; + wptr = *kq->wptr_kernel; + queue_address = (unsigned int *)kq->pq_kernel_addr; + queue_size_dwords = kq->queue->properties.queue_size / sizeof(uint32_t); + + pr_debug("kfd: In func %s\nrptr: %d\nwptr: %d\nqueue_address 0x%p\n", + __func__, rptr, wptr, queue_address); + + available_size = (rptr - 1 - wptr + queue_size_dwords) % + queue_size_dwords; + + if (packet_size_in_dwords >= queue_size_dwords || + packet_size_in_dwords >= available_size) + return -ENOMEM; + + if (wptr + packet_size_in_dwords >= queue_size_dwords) { + while (wptr > 0) { + queue_address[wptr] = kq->nop_packet; + wptr = (wptr + 1) % queue_size_dwords; + } + } + + *buffer_ptr = &queue_address[wptr]; + kq->pending_wptr = wptr + packet_size_in_dwords; + + return 0; +} + +static void submit_packet(struct kernel_queue *kq) +{ +#ifdef DEBUG + int i; +#endif + + BUG_ON(!kq); + +#ifdef DEBUG + for (i = *kq->wptr_kernel; i < kq->pending_wptr; i++) { + pr_debug("0x%2X ", kq->pq_kernel_addr[i]); + if (i % 15 == 0) + pr_debug("\n"); + } + pr_debug("\n"); +#endif + + *kq->wptr_kernel = kq->pending_wptr; + write_kernel_doorbell((u32 *)kq->queue->properties.doorbell_ptr, + kq->pending_wptr); +} + +static int sync_with_hw(struct kernel_queue *kq, unsigned long timeout_ms) +{ + unsigned long org_timeout_ms; + + BUG_ON(!kq); + + org_timeout_ms = timeout_ms; + timeout_ms += jiffies * 1000 / HZ; + while (*kq->wptr_kernel != *kq->rptr_kernel) { + if (time_after(jiffies * 1000 / HZ, timeout_ms)) { + pr_err("kfd: kernel_queue %s timeout expired %lu\n", + __func__, org_timeout_ms); + pr_err("kfd: wptr: %d rptr: %d\n", + *kq->wptr_kernel, *kq->rptr_kernel); + return -ETIME; + } + cpu_relax(); + } + + return 0; +} + +static void rollback_packet(struct kernel_queue *kq) +{ + BUG_ON(!kq); + kq->pending_wptr = *kq->queue->properties.write_ptr; +} + +struct kernel_queue *kernel_queue_init(struct kfd_dev *dev, + enum kfd_queue_type type) +{ + struct kernel_queue *kq; + + BUG_ON(!dev); + + kq = kzalloc(sizeof(struct kernel_queue), GFP_KERNEL); + if (!kq) + return NULL; + + kq->initialize = initialize; + kq->uninitialize = uninitialize; + kq->acquire_packet_buffer = acquire_packet_buffer; + kq->submit_packet = submit_packet; + kq->sync_with_hw = sync_with_hw; + kq->rollback_packet = rollback_packet; + + if (kq->initialize(kq, dev, type, KFD_KERNEL_QUEUE_SIZE) == false) { + pr_err("kfd: failed to init kernel queue\n"); + kfree(kq); + return NULL; + } + return kq; +} + +void kernel_queue_uninit(struct kernel_queue *kq) +{ + BUG_ON(!kq); + + kq->uninitialize(kq); + kfree(kq); +} + +void test_kq(struct kfd_dev *dev) +{ + struct kernel_queue *kq; + uint32_t *buffer, i; + int retval; + + BUG_ON(!dev); + + pr_debug("kfd: starting kernel queue test\n"); + + kq = kernel_queue_init(dev, KFD_QUEUE_TYPE_HIQ); + BUG_ON(!kq); + + retval = kq->acquire_packet_buffer(kq, 5, &buffer); + BUG_ON(retval != 0); + for (i = 0; i < 5; i++) + buffer[i] = kq->nop_packet; + kq->submit_packet(kq); + kq->sync_with_hw(kq, 1000); + + pr_debug("kfd: ending kernel queue test\n"); +} + + diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h new file mode 100644 index 000000000000..dcd2bdb68d44 --- /dev/null +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h @@ -0,0 +1,69 @@ +/* + * 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. + * + */ + +#ifndef KFD_KERNEL_QUEUE_H_ +#define KFD_KERNEL_QUEUE_H_ + +#include <linux/list.h> +#include <linux/types.h> +#include "kfd_priv.h" + +struct kernel_queue { + /* interface */ + bool (*initialize)(struct kernel_queue *kq, struct kfd_dev *dev, + enum kfd_queue_type type, unsigned int queue_size); + void (*uninitialize)(struct kernel_queue *kq); + int (*acquire_packet_buffer)(struct kernel_queue *kq, + size_t packet_size_in_dwords, + unsigned int **buffer_ptr); + + void (*submit_packet)(struct kernel_queue *kq); + int (*sync_with_hw)(struct kernel_queue *kq, + unsigned long timeout_ms); + void (*rollback_packet)(struct kernel_queue *kq); + + /* data */ + struct kfd_dev *dev; + struct mqd_manager *mqd; + struct queue *queue; + uint32_t pending_wptr; + unsigned int nop_packet; + + struct kfd_mem_obj *rptr_mem; + uint32_t *rptr_kernel; + uint64_t rptr_gpu_addr; + struct kfd_mem_obj *wptr_mem; + uint32_t *wptr_kernel; + uint64_t wptr_gpu_addr; + struct kfd_mem_obj *pq; + uint64_t pq_gpu_addr; + uint32_t *pq_kernel_addr; + + struct kfd_mem_obj *fence_mem_obj; + uint64_t fence_gpu_addr; + void *fence_kernel_address; + + struct list_head list; +}; + +#endif /* KFD_KERNEL_QUEUE_H_ */ diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers.h b/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers.h new file mode 100644 index 000000000000..071ad5724bd2 --- /dev/null +++ b/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers.h @@ -0,0 +1,405 @@ +/* + * 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. + * + */ + +#ifndef KFD_PM4_HEADERS_H_ +#define KFD_PM4_HEADERS_H_ + +#ifndef PM4_MES_HEADER_DEFINED +#define PM4_MES_HEADER_DEFINED +union PM4_MES_TYPE_3_HEADER { + struct { + uint32_t reserved1:8; /* < reserved */ + uint32_t opcode:8; /* < IT opcode */ + uint32_t count:14; /* < number of DWORDs - 1 + * in the information body. + */ + uint32_t type:2; /* < packet identifier. + * It should be 3 for type 3 packets + */ + }; + uint32_t u32all; +}; +#endif /* PM4_MES_HEADER_DEFINED */ + +/* --------------------MES_SET_RESOURCES-------------------- */ + +#ifndef PM4_MES_SET_RESOURCES_DEFINED +#define PM4_MES_SET_RESOURCES_DEFINED +enum set_resources_queue_type_enum { + queue_type__mes_set_resources__kernel_interface_queue_kiq = 0, + queue_type__mes_set_resources__hsa_interface_queue_hiq = 1, + queue_type__mes_set_resources__hsa_debug_interface_queue = 4 +}; + +struct pm4_set_resources { + union { + union PM4_MES_TYPE_3_HEADER header; /* header */ + uint32_t ordinal1; + }; + + union { + struct { + uint32_t vmid_mask:16; + uint32_t unmap_latency:8; + uint32_t reserved1:5; + enum set_resources_queue_type_enum queue_type:3; + } bitfields2; + uint32_t ordinal2; + }; + + uint32_t queue_mask_lo; + uint32_t queue_mask_hi; + uint32_t gws_mask_lo; + uint32_t gws_mask_hi; + + union { + struct { + uint32_t oac_mask:16; + uint32_t reserved2:16; + } bitfields7; + uint32_t ordinal7; + }; + + union { + struct { + uint32_t gds_heap_base:6; + uint32_t reserved3:5; + uint32_t gds_heap_size:6; + uint32_t reserved4:15; + } bitfields8; + uint32_t ordinal8; + }; + +}; +#endif + +/*--------------------MES_RUN_LIST-------------------- */ + +#ifndef PM4_MES_RUN_LIST_DEFINED +#define PM4_MES_RUN_LIST_DEFINED + +struct pm4_runlist { + union { + union PM4_MES_TYPE_3_HEADER header; /* header */ + uint32_t ordinal1; + }; + + union { + struct { + uint32_t reserved1:2; + uint32_t ib_base_lo:30; + } bitfields2; + uint32_t ordinal2; + }; + + union { + struct { + uint32_t ib_base_hi:16; + uint32_t reserved2:16; + } bitfields3; + uint32_t ordinal3; + }; + + union { + struct { + uint32_t ib_size:20; + uint32_t chain:1; + uint32_t offload_polling:1; + uint32_t reserved3:1; + uint32_t valid:1; + uint32_t reserved4:8; + } bitfields4; + uint32_t ordinal4; + }; + +}; +#endif + +/*--------------------MES_MAP_PROCESS-------------------- */ + +#ifndef PM4_MES_MAP_PROCESS_DEFINED +#define PM4_MES_MAP_PROCESS_DEFINED + +struct pm4_map_process { + union { + union PM4_MES_TYPE_3_HEADER header; /* header */ + uint32_t ordinal1; + }; + + union { + struct { + uint32_t pasid:16; + uint32_t reserved1:8; + uint32_t diq_enable:1; + uint32_t process_quantum:7; + } bitfields2; + uint32_t ordinal2; + }; + + union { + struct { + uint32_t page_table_base:28; + uint32_t reserved3:4; + } bitfields3; + uint32_t ordinal3; + }; + + uint32_t sh_mem_bases; + uint32_t sh_mem_ape1_base; + uint32_t sh_mem_ape1_limit; + uint32_t sh_mem_config; + uint32_t gds_addr_lo; + uint32_t gds_addr_hi; + + union { + struct { + uint32_t num_gws:6; + uint32_t reserved4:2; + uint32_t num_oac:4; + uint32_t reserved5:4; + uint32_t gds_size:6; + uint32_t num_queues:10; + } bitfields10; + uint32_t ordinal10; + }; + +}; +#endif + +/*--------------------MES_MAP_QUEUES--------------------*/ + +#ifndef PM4_MES_MAP_QUEUES_DEFINED +#define PM4_MES_MAP_QUEUES_DEFINED +enum map_queues_queue_sel_enum { + queue_sel__mes_map_queues__map_to_specified_queue_slots = 0, + queue_sel__mes_map_queues__map_to_hws_determined_queue_slots = 1, + queue_sel__mes_map_queues__enable_process_queues = 2 +}; + +enum map_queues_vidmem_enum { + vidmem__mes_map_queues__uses_no_video_memory = 0, + vidmem__mes_map_queues__uses_video_memory = 1 +}; + +enum map_queues_alloc_format_enum { + alloc_format__mes_map_queues__one_per_pipe = 0, + alloc_format__mes_map_queues__all_on_one_pipe = 1 +}; + +enum map_queues_engine_sel_enum { + engine_sel__mes_map_queues__compute = 0, + engine_sel__mes_map_queues__sdma0 = 2, + engine_sel__mes_map_queues__sdma1 = 3 +}; + +struct pm4_map_queues { + union { + union PM4_MES_TYPE_3_HEADER header; /* header */ + uint32_t ordinal1; + }; + + union { + struct { + uint32_t reserved1:4; + enum map_queues_queue_sel_enum queue_sel:2; + uint32_t reserved2:2; + uint32_t vmid:4; + uint32_t reserved3:4; + enum map_queues_vidmem_enum vidmem:2; + uint32_t reserved4:6; + enum map_queues_alloc_format_enum alloc_format:2; + enum map_queues_engine_sel_enum engine_sel:3; + uint32_t num_queues:3; + } bitfields2; + uint32_t ordinal2; + }; + + struct { + union { + struct { + uint32_t reserved5:2; + uint32_t doorbell_offset:21; + uint32_t reserved6:3; + uint32_t queue:6; + } bitfields3; + uint32_t ordinal3; + }; + + uint32_t mqd_addr_lo; + uint32_t mqd_addr_hi; + uint32_t wptr_addr_lo; + uint32_t wptr_addr_hi; + + } mes_map_queues_ordinals[1]; /* 1..N of these ordinal groups */ + +}; +#endif + +/*--------------------MES_QUERY_STATUS--------------------*/ + +#ifndef PM4_MES_QUERY_STATUS_DEFINED +#define PM4_MES_QUERY_STATUS_DEFINED +enum query_status_interrupt_sel_enum { + interrupt_sel__mes_query_status__completion_status = 0, + interrupt_sel__mes_query_status__process_status = 1, + interrupt_sel__mes_query_status__queue_status = 2 +}; + +enum query_status_command_enum { + command__mes_query_status__interrupt_only = 0, + command__mes_query_status__fence_only_immediate = 1, + command__mes_query_status__fence_only_after_write_ack = 2, + command__mes_query_status__fence_wait_for_write_ack_send_interrupt = 3 +}; + +enum query_status_engine_sel_enum { + engine_sel__mes_query_status__compute = 0, + engine_sel__mes_query_status__sdma0_queue = 2, + engine_sel__mes_query_status__sdma1_queue = 3 +}; + +struct pm4_query_status { + union { + union PM4_MES_TYPE_3_HEADER header; /* header */ + uint32_t ordinal1; + }; + + union { + struct { + uint32_t context_id:28; + enum query_status_interrupt_sel_enum interrupt_sel:2; + enum query_status_command_enum command:2; + } bitfields2; + uint32_t ordinal2; + }; + + union { + struct { + uint32_t pasid:16; + uint32_t reserved1:16; + } bitfields3a; + struct { + uint32_t reserved2:2; + uint32_t doorbell_offset:21; + uint32_t reserved3:3; + enum query_status_engine_sel_enum engine_sel:3; + uint32_t reserved4:3; + } bitfields3b; + uint32_t ordinal3; + }; + + uint32_t addr_lo; + uint32_t addr_hi; + uint32_t data_lo; + uint32_t data_hi; +}; +#endif + +/*--------------------MES_UNMAP_QUEUES--------------------*/ + +#ifndef PM4_MES_UNMAP_QUEUES_DEFINED +#define PM4_MES_UNMAP_QUEUES_DEFINED +enum unmap_queues_action_enum { + action__mes_unmap_queues__preempt_queues = 0, + action__mes_unmap_queues__reset_queues = 1, + action__mes_unmap_queues__disable_process_queues = 2 +}; + +enum unmap_queues_queue_sel_enum { + queue_sel__mes_unmap_queues__perform_request_on_specified_queues = 0, + queue_sel__mes_unmap_queues__perform_request_on_pasid_queues = 1, + queue_sel__mes_unmap_queues__perform_request_on_all_active_queues = 2 +}; + +enum unmap_queues_engine_sel_enum { + engine_sel__mes_unmap_queues__compute = 0, + engine_sel__mes_unmap_queues__sdma0 = 2, + engine_sel__mes_unmap_queues__sdma1 = 3 +}; + +struct pm4_unmap_queues { + union { + union PM4_MES_TYPE_3_HEADER header; /* header */ + uint32_t ordinal1; + }; + + union { + struct { + enum unmap_queues_action_enum action:2; + uint32_t reserved1:2; + enum unmap_queues_queue_sel_enum queue_sel:2; + uint32_t reserved2:20; + enum unmap_queues_engine_sel_enum engine_sel:3; + uint32_t num_queues:3; + } bitfields2; + uint32_t ordinal2; + }; + + union { + struct { + uint32_t pasid:16; + uint32_t reserved3:16; + } bitfields3a; + struct { + uint32_t reserved4:2; + uint32_t doorbell_offset0:21; + uint32_t reserved5:9; + } bitfields3b; + uint32_t ordinal3; + }; + + union { + struct { + uint32_t reserved6:2; + uint32_t doorbell_offset1:21; + uint32_t reserved7:9; + } bitfields4; + uint32_t ordinal4; + }; + + union { + struct { + uint32_t reserved8:2; + uint32_t doorbell_offset2:21; + uint32_t reserved9:9; + } bitfields5; + uint32_t ordinal5; + }; + + union { + struct { + uint32_t reserved10:2; + uint32_t doorbell_offset3:21; + uint32_t reserved11:9; + } bitfields6; + uint32_t ordinal6; + }; + +}; +#endif + +enum { + CACHE_FLUSH_AND_INV_TS_EVENT = 0x00000014 +}; + +#endif /* KFD_PM4_HEADERS_H_ */ diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_pm4_opcodes.h b/drivers/gpu/drm/amd/amdkfd/kfd_pm4_opcodes.h new file mode 100644 index 000000000000..b72fa3b8c2d4 --- /dev/null +++ b/drivers/gpu/drm/amd/amdkfd/kfd_pm4_opcodes.h @@ -0,0 +1,107 @@ +/* + * 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. + * + */ + + +#ifndef KFD_PM4_OPCODES_H +#define KFD_PM4_OPCODES_H + +enum it_opcode_type { + IT_NOP = 0x10, + IT_SET_BASE = 0x11, + IT_CLEAR_STATE = 0x12, + IT_INDEX_BUFFER_SIZE = 0x13, + IT_DISPATCH_DIRECT = 0x15, + IT_DISPATCH_INDIRECT = 0x16, + IT_ATOMIC_GDS = 0x1D, + IT_OCCLUSION_QUERY = 0x1F, + IT_SET_PREDICATION = 0x20, + IT_REG_RMW = 0x21, + IT_COND_EXEC = 0x22, + IT_PRED_EXEC = 0x23, + IT_DRAW_INDIRECT = 0x24, + IT_DRAW_INDEX_INDIRECT = 0x25, + IT_INDEX_BASE = 0x26, + IT_DRAW_INDEX_2 = 0x27, + IT_CONTEXT_CONTROL = 0x28, + IT_INDEX_TYPE = 0x2A, + IT_DRAW_INDIRECT_MULTI = 0x2C, + IT_DRAW_INDEX_AUTO = 0x2D, + IT_NUM_INSTANCES = 0x2F, + IT_DRAW_INDEX_MULTI_AUTO = 0x30, + IT_INDIRECT_BUFFER_CNST = 0x33, + IT_STRMOUT_BUFFER_UPDATE = 0x34, + IT_DRAW_INDEX_OFFSET_2 = 0x35, + IT_DRAW_PREAMBLE = 0x36, + IT_WRITE_DATA = 0x37, + IT_DRAW_INDEX_INDIRECT_MULTI = 0x38, + IT_MEM_SEMAPHORE = 0x39, + IT_COPY_DW = 0x3B, + IT_WAIT_REG_MEM = 0x3C, + IT_INDIRECT_BUFFER = 0x3F, + IT_COPY_DATA = 0x40, + IT_PFP_SYNC_ME = 0x42, + IT_SURFACE_SYNC = 0x43, + IT_COND_WRITE = 0x45, + IT_EVENT_WRITE = 0x46, + IT_EVENT_WRITE_EOP = 0x47, + IT_EVENT_WRITE_EOS = 0x48, + IT_RELEASE_MEM = 0x49, + IT_PREAMBLE_CNTL = 0x4A, + IT_DMA_DATA = 0x50, + IT_ACQUIRE_MEM = 0x58, + IT_REWIND = 0x59, + IT_LOAD_UCONFIG_REG = 0x5E, + IT_LOAD_SH_REG = 0x5F, + IT_LOAD_CONFIG_REG = 0x60, + IT_LOAD_CONTEXT_REG = 0x61, + IT_SET_CONFIG_REG = 0x68, + IT_SET_CONTEXT_REG = 0x69, + IT_SET_CONTEXT_REG_INDIRECT = 0x73, + IT_SET_SH_REG = 0x76, + IT_SET_SH_REG_OFFSET = 0x77, + IT_SET_QUEUE_REG = 0x78, + IT_SET_UCONFIG_REG = 0x79, + IT_SCRATCH_RAM_WRITE = 0x7D, + IT_SCRATCH_RAM_READ = 0x7E, + IT_LOAD_CONST_RAM = 0x80, + IT_WRITE_CONST_RAM = 0x81, + IT_DUMP_CONST_RAM = 0x83, + IT_INCREMENT_CE_COUNTER = 0x84, + IT_INCREMENT_DE_COUNTER = 0x85, + IT_WAIT_ON_CE_COUNTER = 0x86, + IT_WAIT_ON_DE_COUNTER_DIFF = 0x88, + IT_SWITCH_BUFFER = 0x8B, + IT_SET_RESOURCES = 0xA0, + IT_MAP_PROCESS = 0xA1, + IT_MAP_QUEUES = 0xA2, + IT_UNMAP_QUEUES = 0xA3, + IT_QUERY_STATUS = 0xA4, + IT_RUN_LIST = 0xA5, +}; + +#define PM4_TYPE_0 0 +#define PM4_TYPE_2 2 +#define PM4_TYPE_3 3 + +#endif /* KFD_PM4_OPCODES_H */ + diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index 0eb20322f374..bba3c2ada261 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -35,6 +35,16 @@ #define KFD_SYSFS_FILE_MODE 0444 +/* + * When working with cp scheduler we should assign the HIQ manually or via + * the radeon driver to a fixed hqd slot, here are the fixed HIQ hqd slot + * definitions for Kaveri. In Kaveri only the first ME queues participates + * in the cp scheduling taking that in mind we set the HIQ slot in the + * second ME. + */ +#define KFD_CIK_HIQ_PIPE 4 +#define KFD_CIK_HIQ_QUEUE 0 + /* GPU ID hash width in bits */ #define KFD_GPU_ID_HASH_WIDTH 16 @@ -57,6 +67,13 @@ extern int max_num_of_queues_per_process; #define KFD_MAX_NUM_OF_QUEUES_PER_PROCESS_DEFAULT 128 #define KFD_MAX_NUM_OF_QUEUES_PER_PROCESS 1024 +#define KFD_KERNEL_QUEUE_SIZE 2048 + +enum cache_policy { + cache_policy_coherent, + cache_policy_noncoherent +}; + struct kfd_device_info { unsigned int max_pasid_bits; size_t ih_ring_entry_size; @@ -88,8 +105,10 @@ struct kfd_dev { struct kgd2kfd_shared_resources shared_resources; - bool init_complete; + /* QCM Device instance */ + struct device_queue_manager *dqm; + bool init_complete; }; /* KGD2KFD callbacks */ @@ -384,6 +403,21 @@ int kgd2kfd_resume(struct kfd_dev *dev); /* amdkfd Apertures */ int kfd_init_apertures(struct kfd_process *process); +/* Queue Context Management */ +int init_queue(struct queue **q, struct queue_properties properties); +void uninit_queue(struct queue *q); +void print_queue(struct queue *q); + +/* Packet Manager */ + +struct packet_manager { + struct device_queue_manager *dqm; + struct kernel_queue *priv_queue; + struct mutex lock; + bool allocated; + struct kfd_mem_obj *ib_buffer_obj; +}; + uint64_t kfd_get_number_elems(struct kfd_dev *kfd); phys_addr_t kfd_get_process_doorbells(struct kfd_dev *dev, struct kfd_process *process); |