From ab43213e7afd08ac68d4282060bacf309e70fd14 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 7 Sep 2023 15:44:54 -0400 Subject: [PATCH] drm/amdgpu/nbio4.3: set proper rmmio_remap.reg_offset for SR-IOV Needed for HDP flush to work correctly. Reviewed-by: Timmy Tsai Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/nbio_v4_3.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v4_3.c b/drivers/gpu/drm/amd/amdgpu/nbio_v4_3.c index d5ed9e0..e5b5b0f 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v4_3.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v4_3.c @@ -345,6 +345,9 @@ static void nbio_v4_3_init_registers(struct amdgpu_device *adev) data &= ~RCC_DEV0_EPF2_STRAP2__STRAP_NO_SOFT_RESET_DEV0_F2_MASK; WREG32_SOC15(NBIO, 0, regRCC_DEV0_EPF2_STRAP2, data); } + if (amdgpu_sriov_vf(adev)) + adev->rmmio_remap.reg_offset = SOC15_REG_OFFSET(NBIO, 0, + regBIF_BX_DEV0_EPF0_VF0_HDP_MEM_COHERENCY_FLUSH_CNTL) << 2; } static u32 nbio_v4_3_get_rom_offset(struct amdgpu_device *adev) -- 2.7.4