From 3d2ea552b229495050316e84d7cb0257cb3cd13b Mon Sep 17 00:00:00 2001 From: Rajneesh Bhardwaj Date: Tue, 12 Apr 2022 23:33:20 -0400 Subject: drm/amdgpu: implement smuio v13_0_3 callbacks Add smuio v13_0_3 callbacks for SMUIO. Tested-by: Ori Messinger Acked-by: Alex Deucher Reviewed-by: Lijo Lazar Signed-off-by: Rajneesh Bhardwaj Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/smuio_v13_0_3.c | 103 +++++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 drivers/gpu/drm/amd/amdgpu/smuio_v13_0_3.c (limited to 'drivers/gpu/drm/amd/amdgpu/smuio_v13_0_3.c') diff --git a/drivers/gpu/drm/amd/amdgpu/smuio_v13_0_3.c b/drivers/gpu/drm/amd/amdgpu/smuio_v13_0_3.c new file mode 100644 index 000000000000..4368a5891eeb --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/smuio_v13_0_3.c @@ -0,0 +1,103 @@ +/* + * Copyright 2022 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 "smuio_v13_0_3.h" +#include "soc15_common.h" +#include "smuio/smuio_13_0_3_offset.h" +#include "smuio/smuio_13_0_3_sh_mask.h" + +#define PKG_TYPE_MASK 0x00000003L + +/** + * smuio_v13_0_3_get_die_id - query die id from FCH. + * + * @adev: amdgpu device pointer + * + * Returns die id + */ +static u32 smuio_v13_0_3_get_die_id(struct amdgpu_device *adev) +{ + u32 data, die_id; + + data = RREG32_SOC15(SMUIO, 0, regSMUIO_MCM_CONFIG); + die_id = REG_GET_FIELD(data, SMUIO_MCM_CONFIG, DIE_ID); + + return die_id; +} + +/** + * smuio_v13_0_3_get_socket_id - query socket id from FCH + * + * @adev: amdgpu device pointer + * + * Returns socket id + */ +static u32 smuio_v13_0_3_get_socket_id(struct amdgpu_device *adev) +{ + u32 data, socket_id; + + data = RREG32_SOC15(SMUIO, 0, regSMUIO_MCM_CONFIG); + socket_id = REG_GET_FIELD(data, SMUIO_MCM_CONFIG, SOCKET_ID); + + return socket_id; +} + +/** + * smuio_v13_0_3_get_pkg_type - query package type set by MP1/bootcode + * + * @adev: amdgpu device pointer + * + * Returns package type + */ + +static enum amdgpu_pkg_type smuio_v13_0_3_get_pkg_type(struct amdgpu_device *adev) +{ + enum amdgpu_pkg_type pkg_type; + u32 data; + + data = RREG32_SOC15(SMUIO, 0, regSMUIO_MCM_CONFIG); + data = REG_GET_FIELD(data, SMUIO_MCM_CONFIG, PKG_TYPE); + /* pkg_type[4:0] + * + * bit 1 == 1 APU form factor + * + * b0100 - b1111 - Reserved + */ + switch (data & PKG_TYPE_MASK) { + case 0x2: + pkg_type = AMDGPU_PKG_TYPE_APU; + break; + default: + pkg_type = AMDGPU_PKG_TYPE_UNKNOWN; + break; + } + + return pkg_type; +} + + +const struct amdgpu_smuio_funcs smuio_v13_0_3_funcs = { + .get_die_id = smuio_v13_0_3_get_die_id, + .get_socket_id = smuio_v13_0_3_get_socket_id, + .get_pkg_type = smuio_v13_0_3_get_pkg_type, +}; -- cgit