From f8a98f1645cdb4037364c8b1ec98c1e4cfd4f2f5 Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Mon, 25 May 2020 15:08:38 +0800 Subject: [PATCH] drm/amdgpu: fix incorrect EP_STRAP reg offset for aldebaran mmRCC_DEV0_EPF0_STRAP0 offset in aldebaran is changed from arcturus Signed-off-by: Hawking Zhang Reviewed-by: Kevin Wang Reviewed-by: Le Ma Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c index 5332fed91cb19..5dbe03d3b0dd6 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c @@ -52,6 +52,9 @@ #define BIF_MMSCH1_DOORBELL_RANGE__OFFSET_MASK 0x00000FFCL #define BIF_MMSCH1_DOORBELL_RANGE__SIZE_MASK 0x001F0000L +#define mmRCC_DEV0_EPF0_STRAP0_ALDE 0x0015 +#define mmRCC_DEV0_EPF0_STRAP0_ALDE_BASE_IDX 2 + static void nbio_v7_4_query_ras_error_count(struct amdgpu_device *adev, void *ras_error_status); @@ -65,7 +68,12 @@ static void nbio_v7_4_remap_hdp_registers(struct amdgpu_device *adev) static u32 nbio_v7_4_get_rev_id(struct amdgpu_device *adev) { - u32 tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0); + u32 tmp; + + if (adev->asic_type == CHIP_ALDEBARAN) + tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0_ALDE); + else + tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0); tmp &= RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0_MASK; tmp >>= RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0__SHIFT; -- 2.30.2