linux-zen-desktop/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c

199 lines
6.9 KiB
C

/*
* Copyright 2020 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 "amdgpu.h"
#include "amdgpu_amdkfd.h"
#include "amdgpu_amdkfd_arcturus.h"
#include "amdgpu_amdkfd_gfx_v9.h"
#include "gc/gc_9_4_2_offset.h"
#include "gc/gc_9_4_2_sh_mask.h"
#include <uapi/linux/kfd_ioctl.h>
/*
* Returns TRAP_EN, EXCP_EN and EXCP_REPLACE.
*
* restore_dbg_registers is ignored here but is a general interface requirement
* for devices that support GFXOFF and where the RLC save/restore list
* does not support hw registers for debugging i.e. the driver has to manually
* initialize the debug mode registers after it has disabled GFX off during the
* debug session.
*/
static uint32_t kgd_aldebaran_enable_debug_trap(struct amdgpu_device *adev,
bool restore_dbg_registers,
uint32_t vmid)
{
uint32_t data = 0;
data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, TRAP_EN, 1);
data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, EXCP_EN, 0);
data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, EXCP_REPLACE, 0);
return data;
}
/* returns TRAP_EN, EXCP_EN and EXCP_REPLACE. */
static uint32_t kgd_aldebaran_disable_debug_trap(struct amdgpu_device *adev,
bool keep_trap_enabled,
uint32_t vmid)
{
uint32_t data = 0;
data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, TRAP_EN, keep_trap_enabled);
data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, EXCP_EN, 0);
data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, EXCP_REPLACE, 0);
return data;
}
static int kgd_aldebaran_validate_trap_override_request(struct amdgpu_device *adev,
uint32_t trap_override,
uint32_t *trap_mask_supported)
{
*trap_mask_supported &= KFD_DBG_TRAP_MASK_FP_INVALID |
KFD_DBG_TRAP_MASK_FP_INPUT_DENORMAL |
KFD_DBG_TRAP_MASK_FP_DIVIDE_BY_ZERO |
KFD_DBG_TRAP_MASK_FP_OVERFLOW |
KFD_DBG_TRAP_MASK_FP_UNDERFLOW |
KFD_DBG_TRAP_MASK_FP_INEXACT |
KFD_DBG_TRAP_MASK_INT_DIVIDE_BY_ZERO |
KFD_DBG_TRAP_MASK_DBG_ADDRESS_WATCH |
KFD_DBG_TRAP_MASK_DBG_MEMORY_VIOLATION;
if (trap_override != KFD_DBG_TRAP_OVERRIDE_OR &&
trap_override != KFD_DBG_TRAP_OVERRIDE_REPLACE)
return -EPERM;
return 0;
}
/* returns TRAP_EN, EXCP_EN and EXCP_RPLACE. */
static uint32_t kgd_aldebaran_set_wave_launch_trap_override(struct amdgpu_device *adev,
uint32_t vmid,
uint32_t trap_override,
uint32_t trap_mask_bits,
uint32_t trap_mask_request,
uint32_t *trap_mask_prev,
uint32_t kfd_dbg_trap_cntl_prev)
{
uint32_t data = 0;
*trap_mask_prev = REG_GET_FIELD(kfd_dbg_trap_cntl_prev, SPI_GDBG_PER_VMID_CNTL, EXCP_EN);
trap_mask_bits = (trap_mask_bits & trap_mask_request) |
(*trap_mask_prev & ~trap_mask_request);
data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, TRAP_EN, 1);
data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, EXCP_EN, trap_mask_bits);
data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, EXCP_REPLACE, trap_override);
return data;
}
static uint32_t kgd_aldebaran_set_wave_launch_mode(struct amdgpu_device *adev,
uint8_t wave_launch_mode,
uint32_t vmid)
{
uint32_t data = 0;
data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, LAUNCH_MODE, wave_launch_mode);
return data;
}
#define TCP_WATCH_STRIDE (regTCP_WATCH1_ADDR_H - regTCP_WATCH0_ADDR_H)
static uint32_t kgd_gfx_aldebaran_set_address_watch(
struct amdgpu_device *adev,
uint64_t watch_address,
uint32_t watch_address_mask,
uint32_t watch_id,
uint32_t watch_mode,
uint32_t debug_vmid)
{
uint32_t watch_address_high;
uint32_t watch_address_low;
uint32_t watch_address_cntl;
watch_address_cntl = 0;
watch_address_low = lower_32_bits(watch_address);
watch_address_high = upper_32_bits(watch_address) & 0xffff;
watch_address_cntl = REG_SET_FIELD(watch_address_cntl,
TCP_WATCH0_CNTL,
MODE,
watch_mode);
watch_address_cntl = REG_SET_FIELD(watch_address_cntl,
TCP_WATCH0_CNTL,
MASK,
watch_address_mask >> 6);
watch_address_cntl = REG_SET_FIELD(watch_address_cntl,
TCP_WATCH0_CNTL,
VALID,
1);
WREG32_RLC((SOC15_REG_OFFSET(GC, 0, regTCP_WATCH0_ADDR_H) +
(watch_id * TCP_WATCH_STRIDE)),
watch_address_high);
WREG32_RLC((SOC15_REG_OFFSET(GC, 0, regTCP_WATCH0_ADDR_L) +
(watch_id * TCP_WATCH_STRIDE)),
watch_address_low);
return watch_address_cntl;
}
static uint32_t kgd_gfx_aldebaran_clear_address_watch(struct amdgpu_device *adev,
uint32_t watch_id)
{
return 0;
}
const struct kfd2kgd_calls aldebaran_kfd2kgd = {
.program_sh_mem_settings = kgd_gfx_v9_program_sh_mem_settings,
.set_pasid_vmid_mapping = kgd_gfx_v9_set_pasid_vmid_mapping,
.init_interrupts = kgd_gfx_v9_init_interrupts,
.hqd_load = kgd_gfx_v9_hqd_load,
.hiq_mqd_load = kgd_gfx_v9_hiq_mqd_load,
.hqd_sdma_load = kgd_arcturus_hqd_sdma_load,
.hqd_dump = kgd_gfx_v9_hqd_dump,
.hqd_sdma_dump = kgd_arcturus_hqd_sdma_dump,
.hqd_is_occupied = kgd_gfx_v9_hqd_is_occupied,
.hqd_sdma_is_occupied = kgd_arcturus_hqd_sdma_is_occupied,
.hqd_destroy = kgd_gfx_v9_hqd_destroy,
.hqd_sdma_destroy = kgd_arcturus_hqd_sdma_destroy,
.wave_control_execute = kgd_gfx_v9_wave_control_execute,
.get_atc_vmid_pasid_mapping_info =
kgd_gfx_v9_get_atc_vmid_pasid_mapping_info,
.set_vm_context_page_table_base = kgd_gfx_v9_set_vm_context_page_table_base,
.get_cu_occupancy = kgd_gfx_v9_get_cu_occupancy,
.enable_debug_trap = kgd_aldebaran_enable_debug_trap,
.disable_debug_trap = kgd_aldebaran_disable_debug_trap,
.validate_trap_override_request = kgd_aldebaran_validate_trap_override_request,
.set_wave_launch_trap_override = kgd_aldebaran_set_wave_launch_trap_override,
.set_wave_launch_mode = kgd_aldebaran_set_wave_launch_mode,
.set_address_watch = kgd_gfx_aldebaran_set_address_watch,
.clear_address_watch = kgd_gfx_aldebaran_clear_address_watch,
.get_iq_wait_times = kgd_gfx_v9_get_iq_wait_times,
.build_grace_period_packet_info = kgd_gfx_v9_build_grace_period_packet_info,
.program_trap_handler_settings = kgd_gfx_v9_program_trap_handler_settings,
};