104 lines
2.8 KiB
C
104 lines
2.8 KiB
C
/*
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* Copyright 2022 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "amdgpu.h"
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#include "smuio_v13_0_3.h"
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#include "soc15_common.h"
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#include "smuio/smuio_13_0_3_offset.h"
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#include "smuio/smuio_13_0_3_sh_mask.h"
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#define PKG_TYPE_MASK 0x00000003L
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/**
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* smuio_v13_0_3_get_die_id - query die id from FCH.
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*
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* @adev: amdgpu device pointer
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*
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* Returns die id
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*/
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static u32 smuio_v13_0_3_get_die_id(struct amdgpu_device *adev)
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{
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u32 data, die_id;
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data = RREG32_SOC15(SMUIO, 0, regSMUIO_MCM_CONFIG);
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die_id = REG_GET_FIELD(data, SMUIO_MCM_CONFIG, DIE_ID);
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return die_id;
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}
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/**
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* smuio_v13_0_3_get_socket_id - query socket id from FCH
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*
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* @adev: amdgpu device pointer
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*
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* Returns socket id
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*/
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static u32 smuio_v13_0_3_get_socket_id(struct amdgpu_device *adev)
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{
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u32 data, socket_id;
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data = RREG32_SOC15(SMUIO, 0, regSMUIO_MCM_CONFIG);
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socket_id = REG_GET_FIELD(data, SMUIO_MCM_CONFIG, SOCKET_ID);
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return socket_id;
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}
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/**
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* smuio_v13_0_3_get_pkg_type - query package type set by MP1/bootcode
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*
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* @adev: amdgpu device pointer
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*
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* Returns package type
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*/
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static enum amdgpu_pkg_type smuio_v13_0_3_get_pkg_type(struct amdgpu_device *adev)
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{
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enum amdgpu_pkg_type pkg_type;
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u32 data;
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data = RREG32_SOC15(SMUIO, 0, regSMUIO_MCM_CONFIG);
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data = REG_GET_FIELD(data, SMUIO_MCM_CONFIG, PKG_TYPE);
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/* pkg_type[4:0]
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*
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* bit 1 == 1 APU form factor
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*
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* b0100 - b1111 - Reserved
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*/
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switch (data & PKG_TYPE_MASK) {
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case 0x2:
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pkg_type = AMDGPU_PKG_TYPE_APU;
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break;
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default:
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pkg_type = AMDGPU_PKG_TYPE_UNKNOWN;
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break;
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}
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return pkg_type;
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}
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const struct amdgpu_smuio_funcs smuio_v13_0_3_funcs = {
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.get_die_id = smuio_v13_0_3_get_die_id,
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.get_socket_id = smuio_v13_0_3_get_socket_id,
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.get_pkg_type = smuio_v13_0_3_get_pkg_type,
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};
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