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1/*2 * Copyright 2022 Advanced Micro Devices, Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR20 * OTHER DEALINGS IN THE SOFTWARE.21 *22 */23#include "amdgpu.h"24#include "smuio_v13_0_3.h"25#include "soc15_common.h"26#include "smuio/smuio_13_0_3_offset.h"27#include "smuio/smuio_13_0_3_sh_mask.h"28 29#define PKG_TYPE_MASK 0x00000003L30 31/**32 * smuio_v13_0_3_get_die_id - query die id from FCH.33 *34 * @adev: amdgpu device pointer35 *36 * Returns die id37 */38static u32 smuio_v13_0_3_get_die_id(struct amdgpu_device *adev)39{40 u32 data, die_id;41 42 data = RREG32_SOC15(SMUIO, 0, regSMUIO_MCM_CONFIG);43 die_id = REG_GET_FIELD(data, SMUIO_MCM_CONFIG, DIE_ID);44 45 return die_id;46}47 48/**49 * smuio_v13_0_3_get_socket_id - query socket id from FCH50 *51 * @adev: amdgpu device pointer52 *53 * Returns socket id54 */55static u32 smuio_v13_0_3_get_socket_id(struct amdgpu_device *adev)56{57 u32 data, socket_id;58 59 data = RREG32_SOC15(SMUIO, 0, regSMUIO_MCM_CONFIG);60 socket_id = REG_GET_FIELD(data, SMUIO_MCM_CONFIG, SOCKET_ID);61 62 return socket_id;63}64 65/**66 * smuio_v13_0_3_get_pkg_type - query package type set by MP1/bootcode67 *68 * @adev: amdgpu device pointer69 *70 * Returns package type71 */72 73static enum amdgpu_pkg_type smuio_v13_0_3_get_pkg_type(struct amdgpu_device *adev)74{75 enum amdgpu_pkg_type pkg_type;76 u32 data;77 78 data = RREG32_SOC15(SMUIO, 0, regSMUIO_MCM_CONFIG);79 data = REG_GET_FIELD(data, SMUIO_MCM_CONFIG, PKG_TYPE);80 /* pkg_type[4:0]81 *82 * bit 1 == 1 APU form factor83 *84 * b0100 - b1111 - Reserved85 */86 switch (data & PKG_TYPE_MASK) {87 case 0x0:88 pkg_type = AMDGPU_PKG_TYPE_CEM;89 break;90 case 0x1:91 pkg_type = AMDGPU_PKG_TYPE_OAM;92 break;93 case 0x2:94 pkg_type = AMDGPU_PKG_TYPE_APU;95 break;96 default:97 pkg_type = AMDGPU_PKG_TYPE_UNKNOWN;98 break;99 }100 101 return pkg_type;102}103 104 105const struct amdgpu_smuio_funcs smuio_v13_0_3_funcs = {106 .get_die_id = smuio_v13_0_3_get_die_id,107 .get_socket_id = smuio_v13_0_3_get_socket_id,108 .get_pkg_type = smuio_v13_0_3_get_pkg_type,109};110