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// SPDX-License-Identifier: GPL-2.0 OR MIT
/*
* Copyright 2023 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_device_queue_manager.h"
#include "gc/gc_12_0_0_sh_mask.h"
#include "soc24_enum.h"
static int update_qpd_v12(struct device_queue_manager *dqm,
struct qcm_process_device *qpd);
static void init_sdma_vm_v12(struct device_queue_manager *dqm, struct queue *q,
struct qcm_process_device *qpd);
static bool set_cache_memory_policy_v12(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,
u32 misc_process_properties);
void device_queue_manager_init_v12(
struct device_queue_manager_asic_ops *asic_ops)
{
asic_ops->set_cache_memory_policy = set_cache_memory_policy_v12;
asic_ops->update_qpd = update_qpd_v12;
asic_ops->init_sdma_vm = init_sdma_vm_v12;
asic_ops->mqd_manager_init = mqd_manager_init_v12;
}
static uint32_t compute_sh_mem_bases_64bit(struct kfd_process_device *pdd)
{
uint32_t shared_base = pdd->lds_base >> 48;
uint32_t private_base = pdd->scratch_base >> 48;
return (shared_base << SH_MEM_BASES__SHARED_BASE__SHIFT) |
private_base;
}
static bool set_cache_memory_policy_v12(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,
u32 misc_process_properties)
{
qpd->sh_mem_config = (SH_MEM_ALIGNMENT_MODE_UNALIGNED <<
SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT) |
(3 << SH_MEM_CONFIG__INITIAL_INST_PREFETCH__SHIFT);
qpd->sh_mem_ape1_limit = 0;
qpd->sh_mem_ape1_base = 0;
qpd->sh_mem_bases = compute_sh_mem_bases_64bit(qpd_to_pdd(qpd));
pr_debug("sh_mem_bases 0x%X\n", qpd->sh_mem_bases);
return true;
}
static int update_qpd_v12(struct device_queue_manager *dqm,
struct qcm_process_device *qpd)
{
return 0;
}
static void init_sdma_vm_v12(struct device_queue_manager *dqm, struct queue *q,
struct qcm_process_device *qpd)
{
/* Not needed on SDMAv4 onwards any more */
q->properties.sdma_vm_addr = 0;
}
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