mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-11 23:36:45 +07:00
drm/amdkfd: add support for VI in MQD manager
This patch implements all the VI MQD manager functions. This is done in a different file as the MQD format is different between CI and VI Signed-off-by: Ben Goz <ben.goz@amd.com> Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Ben Goz
Oded Gabbay
parent
2d8f1f3303
commit
d696d536f0
@ -2,7 +2,8 @@
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# Makefile for Heterogenous System Architecture support for AMD GPU devices
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#
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ccflags-y := -Iinclude/drm -Idrivers/gpu/drm/amd/include/
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ccflags-y := -Iinclude/drm -Idrivers/gpu/drm/amd/include/ \
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-Idrivers/gpu/drm/amd/include/asic_reg
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amdkfd-y := kfd_module.o kfd_device.o kfd_chardev.o kfd_topology.o \
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kfd_pasid.o kfd_doorbell.o kfd_flat_memory.o \
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@ -22,12 +22,255 @@
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*/
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#include <linux/printk.h>
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#include <linux/slab.h>
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#include "kfd_priv.h"
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#include "kfd_mqd_manager.h"
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#include "vi_structs.h"
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#include "gca/gfx_8_0_sh_mask.h"
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#include "gca/gfx_8_0_enum.h"
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#define CP_MQD_CONTROL__PRIV_STATE__SHIFT 0x8
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static inline struct vi_mqd *get_mqd(void *mqd)
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{
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return (struct vi_mqd *)mqd;
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}
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static int init_mqd(struct mqd_manager *mm, void **mqd,
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struct kfd_mem_obj **mqd_mem_obj, uint64_t *gart_addr,
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struct queue_properties *q)
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{
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int retval;
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uint64_t addr;
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struct vi_mqd *m;
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retval = kfd_gtt_sa_allocate(mm->dev, sizeof(struct vi_mqd),
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mqd_mem_obj);
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if (retval != 0)
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return -ENOMEM;
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m = (struct vi_mqd *) (*mqd_mem_obj)->cpu_ptr;
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addr = (*mqd_mem_obj)->gpu_addr;
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memset(m, 0, sizeof(struct vi_mqd));
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m->header = 0xC0310800;
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m->compute_pipelinestat_enable = 1;
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m->compute_static_thread_mgmt_se0 = 0xFFFFFFFF;
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m->compute_static_thread_mgmt_se1 = 0xFFFFFFFF;
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m->compute_static_thread_mgmt_se2 = 0xFFFFFFFF;
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m->compute_static_thread_mgmt_se3 = 0xFFFFFFFF;
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m->cp_hqd_persistent_state = CP_HQD_PERSISTENT_STATE__PRELOAD_REQ_MASK |
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0x53 << CP_HQD_PERSISTENT_STATE__PRELOAD_SIZE__SHIFT;
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m->cp_mqd_control = 1 << CP_MQD_CONTROL__PRIV_STATE__SHIFT |
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MTYPE_UC << CP_MQD_CONTROL__MTYPE__SHIFT;
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m->cp_mqd_base_addr_lo = lower_32_bits(addr);
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m->cp_mqd_base_addr_hi = upper_32_bits(addr);
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m->cp_hqd_quantum = 1 << CP_HQD_QUANTUM__QUANTUM_EN__SHIFT |
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1 << CP_HQD_QUANTUM__QUANTUM_SCALE__SHIFT |
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10 << CP_HQD_QUANTUM__QUANTUM_DURATION__SHIFT;
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m->cp_hqd_pipe_priority = 1;
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m->cp_hqd_queue_priority = 15;
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m->cp_hqd_eop_rptr = 1 << CP_HQD_EOP_RPTR__INIT_FETCHER__SHIFT;
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if (q->format == KFD_QUEUE_FORMAT_AQL)
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m->cp_hqd_iq_rptr = 1;
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*mqd = m;
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if (gart_addr != NULL)
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*gart_addr = addr;
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retval = mm->update_mqd(mm, m, q);
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return retval;
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}
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static int load_mqd(struct mqd_manager *mm, void *mqd,
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uint32_t pipe_id, uint32_t queue_id,
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uint32_t __user *wptr)
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{
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return mm->dev->kfd2kgd->hqd_load
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(mm->dev->kgd, mqd, pipe_id, queue_id, wptr);
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}
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static int __update_mqd(struct mqd_manager *mm, void *mqd,
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struct queue_properties *q, unsigned int mtype,
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unsigned int atc_bit)
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{
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struct vi_mqd *m;
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BUG_ON(!mm || !q || !mqd);
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pr_debug("kfd: In func %s\n", __func__);
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m = get_mqd(mqd);
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m->cp_hqd_pq_control = 5 << CP_HQD_PQ_CONTROL__RPTR_BLOCK_SIZE__SHIFT |
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atc_bit << CP_HQD_PQ_CONTROL__PQ_ATC__SHIFT |
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mtype << CP_HQD_PQ_CONTROL__MTYPE__SHIFT;
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m->cp_hqd_pq_control |=
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ffs(q->queue_size / sizeof(unsigned int)) - 1 - 1;
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pr_debug("kfd: cp_hqd_pq_control 0x%x\n", m->cp_hqd_pq_control);
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m->cp_hqd_pq_base_lo = lower_32_bits((uint64_t)q->queue_address >> 8);
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m->cp_hqd_pq_base_hi = upper_32_bits((uint64_t)q->queue_address >> 8);
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m->cp_hqd_pq_rptr_report_addr_lo = lower_32_bits((uint64_t)q->read_ptr);
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m->cp_hqd_pq_rptr_report_addr_hi = upper_32_bits((uint64_t)q->read_ptr);
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m->cp_hqd_pq_doorbell_control =
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1 << CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN__SHIFT |
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q->doorbell_off <<
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CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_OFFSET__SHIFT;
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pr_debug("kfd: cp_hqd_pq_doorbell_control 0x%x\n",
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m->cp_hqd_pq_doorbell_control);
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m->cp_hqd_eop_control = atc_bit << CP_HQD_EOP_CONTROL__EOP_ATC__SHIFT |
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mtype << CP_HQD_EOP_CONTROL__MTYPE__SHIFT;
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m->cp_hqd_ib_control = atc_bit << CP_HQD_IB_CONTROL__IB_ATC__SHIFT |
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3 << CP_HQD_IB_CONTROL__MIN_IB_AVAIL_SIZE__SHIFT |
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mtype << CP_HQD_IB_CONTROL__MTYPE__SHIFT;
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m->cp_hqd_eop_control |=
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ffs(q->eop_ring_buffer_size / sizeof(unsigned int)) - 1 - 1;
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m->cp_hqd_eop_base_addr_lo =
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lower_32_bits(q->eop_ring_buffer_address >> 8);
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m->cp_hqd_eop_base_addr_hi =
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upper_32_bits(q->eop_ring_buffer_address >> 8);
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m->cp_hqd_iq_timer = atc_bit << CP_HQD_IQ_TIMER__IQ_ATC__SHIFT |
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mtype << CP_HQD_IQ_TIMER__MTYPE__SHIFT;
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m->cp_hqd_vmid = q->vmid;
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if (q->format == KFD_QUEUE_FORMAT_AQL) {
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m->cp_hqd_pq_control |= CP_HQD_PQ_CONTROL__NO_UPDATE_RPTR_MASK |
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2 << CP_HQD_PQ_CONTROL__SLOT_BASED_WPTR__SHIFT;
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}
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m->cp_hqd_active = 0;
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q->is_active = false;
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if (q->queue_size > 0 &&
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q->queue_address != 0 &&
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q->queue_percent > 0) {
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m->cp_hqd_active = 1;
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q->is_active = true;
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}
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return 0;
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}
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static int update_mqd(struct mqd_manager *mm, void *mqd,
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struct queue_properties *q)
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{
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return __update_mqd(mm, mqd, q, MTYPE_CC, 1);
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}
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static int destroy_mqd(struct mqd_manager *mm, void *mqd,
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enum kfd_preempt_type type,
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unsigned int timeout, uint32_t pipe_id,
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uint32_t queue_id)
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{
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return mm->dev->kfd2kgd->hqd_destroy
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(mm->dev->kgd, type, timeout,
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pipe_id, queue_id);
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}
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static void uninit_mqd(struct mqd_manager *mm, void *mqd,
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struct kfd_mem_obj *mqd_mem_obj)
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{
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BUG_ON(!mm || !mqd);
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kfd_gtt_sa_free(mm->dev, mqd_mem_obj);
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}
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static bool is_occupied(struct mqd_manager *mm, void *mqd,
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uint64_t queue_address, uint32_t pipe_id,
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uint32_t queue_id)
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{
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return mm->dev->kfd2kgd->hqd_is_occupied(
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mm->dev->kgd, queue_address,
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pipe_id, queue_id);
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}
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static int init_mqd_hiq(struct mqd_manager *mm, void **mqd,
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struct kfd_mem_obj **mqd_mem_obj, uint64_t *gart_addr,
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struct queue_properties *q)
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{
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struct vi_mqd *m;
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int retval = init_mqd(mm, mqd, mqd_mem_obj, gart_addr, q);
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if (retval != 0)
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return retval;
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m = get_mqd(*mqd);
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m->cp_hqd_pq_control |= 1 << CP_HQD_PQ_CONTROL__PRIV_STATE__SHIFT |
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1 << CP_HQD_PQ_CONTROL__KMD_QUEUE__SHIFT;
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return retval;
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}
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static int update_mqd_hiq(struct mqd_manager *mm, void *mqd,
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struct queue_properties *q)
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{
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struct vi_mqd *m;
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int retval = __update_mqd(mm, mqd, q, MTYPE_UC, 0);
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if (retval != 0)
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return retval;
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m = get_mqd(mqd);
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m->cp_hqd_vmid = q->vmid;
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return retval;
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}
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struct mqd_manager *mqd_manager_init_vi(enum KFD_MQD_TYPE type,
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struct kfd_dev *dev)
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{
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pr_warn("amdkfd: VI MQD is not currently supported\n");
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struct mqd_manager *mqd;
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BUG_ON(!dev);
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BUG_ON(type >= KFD_MQD_TYPE_MAX);
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pr_debug("kfd: In func %s\n", __func__);
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mqd = kzalloc(sizeof(struct mqd_manager), GFP_KERNEL);
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if (!mqd)
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return NULL;
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mqd->dev = dev;
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switch (type) {
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case KFD_MQD_TYPE_CP:
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case KFD_MQD_TYPE_COMPUTE:
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mqd->init_mqd = init_mqd;
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mqd->uninit_mqd = uninit_mqd;
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mqd->load_mqd = load_mqd;
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mqd->update_mqd = update_mqd;
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mqd->destroy_mqd = destroy_mqd;
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mqd->is_occupied = is_occupied;
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break;
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case KFD_MQD_TYPE_HIQ:
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mqd->init_mqd = init_mqd_hiq;
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mqd->uninit_mqd = uninit_mqd;
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mqd->load_mqd = load_mqd;
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mqd->update_mqd = update_mqd_hiq;
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mqd->destroy_mqd = destroy_mqd;
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mqd->is_occupied = is_occupied;
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break;
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case KFD_MQD_TYPE_SDMA:
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break;
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default:
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kfree(mqd);
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return NULL;
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}
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return mqd;
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}
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