diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_v10.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_v10.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_v10.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_v10.c new file mode 100644 index 000000000000..72e4d61ac752 --- /dev/null +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_v10.c @@ -0,0 +1,88 @@ +/* + * Copyright 2018 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 "navi10_enum.h" +#include "gc/gc_10_1_0_offset.h" +#include "gc/gc_10_1_0_sh_mask.h" + +static int update_qpd_v10(struct device_queue_manager *dqm, + struct qcm_process_device *qpd); +static void init_sdma_vm_v10(struct device_queue_manager *dqm, struct queue *q, + struct qcm_process_device *qpd); + +void device_queue_manager_init_v10_navi10( + struct device_queue_manager_asic_ops *asic_ops) +{ + asic_ops->update_qpd = update_qpd_v10; + asic_ops->init_sdma_vm = init_sdma_vm_v10; + asic_ops->mqd_manager_init = mqd_manager_init_v10; +} + +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 int update_qpd_v10(struct device_queue_manager *dqm, + struct qcm_process_device *qpd) +{ + struct kfd_process_device *pdd; + + pdd = qpd_to_pdd(qpd); + + /* check if sh_mem_config register already configured */ + if (qpd->sh_mem_config == 0) { + qpd->sh_mem_config = + SH_MEM_ALIGNMENT_MODE_UNALIGNED << + SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT; +#if 0 + /* TODO: + * This shouldn't be an issue with Navi10. Verify. + */ + if (vega10_noretry) + qpd->sh_mem_config |= + 1 << SH_MEM_CONFIG__RETRY_DISABLE__SHIFT; +#endif + + qpd->sh_mem_ape1_limit = 0; + qpd->sh_mem_ape1_base = 0; + } + + qpd->sh_mem_bases = compute_sh_mem_bases_64bit(pdd); + + pr_debug("sh_mem_bases 0x%X\n", qpd->sh_mem_bases); + + return 0; +} + +static void init_sdma_vm_v10(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; +} |