From mboxrd@z Thu Jan  1 00:00:00 1970
From: swarren@wwwdotorg.org (Stephen Warren)
Date: Thu, 19 Dec 2013 16:09:09 -0700
Subject: [PATCH 1/6] ARM: tegra: fuse: add functions to read speedo ID
 and process ID
In-Reply-To: <20131219123639.3226.75285.stgit@tamien>
References: <20131219122857.3226.42830.stgit@tamien>
 <20131219123639.3226.75285.stgit@tamien>
Message-ID: <52B37C95.6030904@wwwdotorg.org>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On 12/19/2013 05:36 AM, Paul Walmsley wrote:
> From: Danny Huang <dahuang@nvidia.com>
> 
> Add functions to read the speedo and process id of both the CPU and the SoC.
> There might be some drivers need the information as well.

> diff --git a/arch/arm/mach-tegra/fuse.c b/arch/arm/mach-tegra/fuse.c

> +int tegra_get_cpu_process_id(void)
> +{
> +	return tegra_cpu_process_id;
> +}
> +EXPORT_SYMBOL(tegra_get_cpu_process_id);
> +
> +int tegra_get_cpu_speedo_id(void)
> +{
> +	if (tegra_chip_id == TEGRA20)
> +		return -EINVAL;
> +
> +	return tegra_cpu_speedo_id;
> +}

Olof specifically went through the code and removed such functions in
the past. He argued that consumers of this data should just read those
tegra_cpu_process_id/... variables directly instead.