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

Hsin-Yi Wang hsinyi at chromium.org
Mon Feb 1 00:54:10 EST 2021


On Mon, Feb 1, 2021 at 1:45 PM Bilal Wasim <bilalwasim676 at gmail.com> 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 at imgtec.com>

Reviewed-by: Hsin-Yi Wang <hsinyi at chromium.org>

> ---
>  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
>



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