Re: [PATCH] media: venus: core: Set up secure memory ranges for SC7180

From: Nikita Travkin
Date: Fri Jun 16 2023 - 01:31:41 EST


Konrad Dybcio писал(а) 16.06.2023 04:36:
> Not all SC7180 devices ship with ChromeOS firmware. WoA devices use
> Android-like TZ, which uses PAS for image authentication. That requires
> the predefined virtual address ranges to be passed via scm calls.
> Define them to enable Venus on non-CrOS SC7180 devices.
>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>

This does indeed bring up the venus for me now. Thanks!

Tested-by: Nikita Travkin <nikita@xxxxxxx> # Aspire 1

> ---
> drivers/media/platform/qcom/venus/core.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c
> index 2ae867cb4c48..bee1b4c98060 100644
> --- a/drivers/media/platform/qcom/venus/core.c
> +++ b/drivers/media/platform/qcom/venus/core.c
> @@ -760,6 +760,10 @@ static const struct venus_resources sc7180_res = {
> .vmem_size = 0,
> .vmem_addr = 0,
> .dma_mask = 0xe0000000 - 1,
> + .cp_start = 0,
> + .cp_size = 0x70800000,
> + .cp_nonpixel_start = 0x1000000,
> + .cp_nonpixel_size = 0x24800000,
> .fwname = "qcom/venus-5.4/venus.mdt",
> };
>
>
> ---
> base-commit: 925294c9aa184801cc0a451b69a18dd0fe7d847d
> change-id: 20230616-topic-sc7180_venus_lawp-965e5fd18c7a
>
> Best regards,