On Sun, Dec 8, 2019 at 8:42 PM Evan Quan <evan.quan@xxxxxxx> wrote:
>
> This is needed for coming asic init on performing gpu reset.
>
> V2: use non-asic specific programing way
>
> Change-Id: If3671a24d239e3d288665fadaa2c40c87d5da40b
> Signed-off-by: Evan Quan <evan.quan@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
> ---
> drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
> index f5469ad43929..7781d245f8ef 100644
> --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
> +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
> @@ -1676,10 +1676,17 @@ int smu_v11_0_baco_set_state(struct smu_context *smu, enum smu_baco_state state)
> }
> } else {
> ret = smu_send_smc_msg(smu, SMU_MSG_ExitBaco);
> + if (ret)
> + goto out;
> +
> bif_doorbell_intr_cntl = REG_SET_FIELD(bif_doorbell_intr_cntl,
> BIF_DOORBELL_INT_CNTL,
> DOORBELL_INTERRUPT_DISABLE, 0);
> WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, bif_doorbell_intr_cntl);
> +
> + /* clear vbios scratch 6 and 7 for coming asic reinit */
> + WREG32(adev->bios_scratch_reg_offset + 6, 0);
> + WREG32(adev->bios_scratch_reg_offset + 7, 0);
> }
> if (ret)
> goto out;
> --
> 2.24.0
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
