On Tue, Jul 30, 2024 at 3:38 AM Richard Acayan <mailingradian@xxxxxxxxx> wrote:
>
> The Pixel 3a returns 4291821499 (-3145797 or 0xFFCFFFBB) when attempting
> to load the GPU firmware if tzmem is allowed. Disable it on SDM670 so
> the GPU can successfully probe.
>
> Signed-off-by: Richard Acayan <mailingradian@xxxxxxxxx>
> ---
> drivers/firmware/qcom/qcom_tzmem.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/firmware/qcom/qcom_tzmem.c b/drivers/firmware/qcom/qcom_tzmem.c
> index 17948cfc82e7..5767ef210036 100644
> --- a/drivers/firmware/qcom/qcom_tzmem.c
> +++ b/drivers/firmware/qcom/qcom_tzmem.c
> @@ -78,6 +78,7 @@ static bool qcom_tzmem_using_shm_bridge;
> /* List of machines that are known to not support SHM bridge correctly. */
> static const char *const qcom_tzmem_blacklist[] = {
> "qcom,sc8180x",
> + "qcom,sdm670", /* failure in GPU firmware loading */
> "qcom,sdm845", /* reset in rmtfs memory assignment */
> "qcom,sm8150", /* reset in rmtfs memory assignment */
> NULL
> --
> 2.45.2
>
>
Ugh... As the list is growing post mainline merge I'm wondering
whether we should make the generic allocator the default in defconfig
and SHM Bridge an opt-in option?
Bartosz
