From: Kenneth Feng <kenneth.feng@xxxxxxx> workaournd for the imu fw loading on gfx 12.0 without psp Signed-off-by: Kenneth Feng <kenneth.feng@xxxxxxx> Reviewed-by: Likun Gao <Likun.Gao@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> --- drivers/gpu/drm/amd/amdgpu/imu_v12_0.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/imu_v12_0.c b/drivers/gpu/drm/amd/amdgpu/imu_v12_0.c index be140ee4d9173..7112e4b2d6489 100644 --- a/drivers/gpu/drm/amd/amdgpu/imu_v12_0.c +++ b/drivers/gpu/drm/amd/amdgpu/imu_v12_0.c @@ -143,6 +143,11 @@ static void imu_v12_0_setup(struct amdgpu_device *adev) imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16); imu_reg_val |= 0x1; WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16, imu_reg_val); + + imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_SCRATCH_10); + imu_reg_val |= 0x20010007; + WREG32_SOC15(GC, 0, regGFX_IMU_SCRATCH_10, imu_reg_val); + } } -- 2.44.0
