linux-zen-server/drivers/gpu/drm/amd/amdgpu/df_v4_3.c

62 lines
2.2 KiB
C

/*
* 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 "df_v4_3.h"
#include "df/df_4_3_offset.h"
#include "df/df_4_3_sh_mask.h"
static bool df_v4_3_query_ras_poison_mode(struct amdgpu_device *adev)
{
uint32_t hw_assert_msklo, hw_assert_mskhi;
uint32_t v0, v1, v28, v31;
hw_assert_msklo = RREG32_SOC15(DF, 0,
regDF_CS_UMC_AON0_HardwareAssertMaskLow);
hw_assert_mskhi = RREG32_SOC15(DF, 0,
regDF_NCS_PG0_HardwareAssertMaskHigh);
v0 = REG_GET_FIELD(hw_assert_msklo,
DF_CS_UMC_AON0_HardwareAssertMaskLow, HWAssertMsk0);
v1 = REG_GET_FIELD(hw_assert_msklo,
DF_CS_UMC_AON0_HardwareAssertMaskLow, HWAssertMsk1);
v28 = REG_GET_FIELD(hw_assert_mskhi,
DF_NCS_PG0_HardwareAssertMaskHigh, HWAssertMsk28);
v31 = REG_GET_FIELD(hw_assert_mskhi,
DF_NCS_PG0_HardwareAssertMaskHigh, HWAssertMsk31);
if (v0 && v1 && v28 && v31)
return true;
else if (!v0 && !v1 && !v28 && !v31)
return false;
else {
dev_warn(adev->dev, "DF poison setting is inconsistent(%d:%d:%d:%d)!\n",
v0, v1, v28, v31);
return false;
}
}
const struct amdgpu_df_funcs df_v4_3_funcs = {
.query_ras_poison_mode = df_v4_3_query_ras_poison_mode,
};