Re: [PATCH 1/2] soc: mediatek: pm-domains: Use correct mask for bus_prot_clr

From: Hsin-Yi Wang
Date: Mon Feb 01 2021 - 01:05:51 EST


On Mon, Feb 1, 2021 at 1:45 PM Bilal Wasim <bilalwasim676@xxxxxxxxx> wrote:
>
> When "bus_prot_reg_update" is false, the driver should use
> INFRA_TOPAXI_PROTECTEN for both setting and clearing the bus
> protection. However, the driver does not use this mask for
> clearing bus protection which causes failure when booting
> the imgtec gpu.
>
> Corrected and tested with mt8173 chromebook.
>
> Signed-off-by: Bilal Wasim <Bilal.Wasim@xxxxxxxxxx>

Reviewed-by: Hsin-Yi Wang <hsinyi@xxxxxxxxxxxx>

> ---
> drivers/soc/mediatek/mtk-pm-domains.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/soc/mediatek/mtk-pm-domains.h b/drivers/soc/mediatek/mtk-pm-domains.h
> index 141dc76054e6..7454c0b4f768 100644
> --- a/drivers/soc/mediatek/mtk-pm-domains.h
> +++ b/drivers/soc/mediatek/mtk-pm-domains.h
> @@ -60,7 +60,7 @@
> #define BUS_PROT_UPDATE_TOPAXI(_mask) \
> BUS_PROT_UPDATE(_mask, \
> INFRA_TOPAXI_PROTECTEN, \
> - INFRA_TOPAXI_PROTECTEN_CLR, \
> + INFRA_TOPAXI_PROTECTEN, \
> INFRA_TOPAXI_PROTECTSTA1)
>
> struct scpsys_bus_prot_data {
> --
> 2.25.1
>