[UPDATED] [PATCH 3/5] arm-cci: Get rid of secure transactions for PMU driver

Mark Rutland mark.rutland at arm.com
Thu Mar 19 10:32:52 PDT 2015


One more thing:

> @@ -883,7 +894,11 @@ static inline const struct cci_pmu_model *get_cci_model(struct platform_device *
>  							pdev->dev.of_node);
>  	if (!match)
>  		return NULL;
> +	if (match->data)
> +		return match->data;
>  
> +	dev_warn(&pdev->dev, "DEPRECATED compatible property,"
> +			 "requires secure access to CCI registers");
>  	return probe_cci_model(pdev);
>  }

Before the probe, could we please have:

	if (!IS_ENABLED(CONFIG_ARM))
		return -EINVAL;

On arm64 we require a model-specific string, and we shouldn't go
touching secure-only registers.

Mark.




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