From: Mikko Perttunen <mperttunen@nvidia.com>
To: Peter De Schrijver <pdeschrijver@nvidia.com>
Cc: Russell King <linux@arm.linux.org.uk>,
Stephen Warren <swarren@wwwdotorg.org>,
Thierry Reding <thierry.reding@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Walleij <linus.walleij@linaro.org>,
Wolfram Sang <wsa@the-dreams.de>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v7 3/5] misc: fuse: Add efuse driver for Tegra
Date: Wed, 11 Jun 2014 15:47:31 +0300 [thread overview]
Message-ID: <53984FE3.6010509@nvidia.com> (raw)
In-Reply-To: <1401973754-19701-4-git-send-email-pdeschrijver@nvidia.com>
On 05/06/14 16:09, Peter De Schrijver wrote:
...
> +int tegra_fuse_readl(u32 offset, u32 *val)
> +{
> + if (!fuse_readl)
> + return -ENXIO;
> +
> + *val = fuse_readl(offset);
> +
> + return 0;
> +}
> +
-EPROBE_DEFER would be a better error value, so that drivers can work
even if they are initially probed before the fuse driver. Of course, if
the fuse initialization is moved into machine init then this is a non-issue.
WARNING: multiple messages have this Message-ID (diff)
From: mperttunen@nvidia.com (Mikko Perttunen)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v7 3/5] misc: fuse: Add efuse driver for Tegra
Date: Wed, 11 Jun 2014 15:47:31 +0300 [thread overview]
Message-ID: <53984FE3.6010509@nvidia.com> (raw)
In-Reply-To: <1401973754-19701-4-git-send-email-pdeschrijver@nvidia.com>
On 05/06/14 16:09, Peter De Schrijver wrote:
...
> +int tegra_fuse_readl(u32 offset, u32 *val)
> +{
> + if (!fuse_readl)
> + return -ENXIO;
> +
> + *val = fuse_readl(offset);
> +
> + return 0;
> +}
> +
-EPROBE_DEFER would be a better error value, so that drivers can work
even if they are initially probed before the fuse driver. Of course, if
the fuse initialization is moved into machine init then this is a non-issue.
next prev parent reply other threads:[~2014-06-11 12:47 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-05 13:09 [PATCH v7 0/5] efuse driver for Tegra Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
2014-06-05 13:09 ` [PATCH v7 1/5] ARM: tegra: export apb dma readl/writel Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
[not found] ` <1401973754-19701-2-git-send-email-pdeschrijver-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-06-05 17:57 ` Stephen Warren
2014-06-05 17:57 ` Stephen Warren
2014-06-05 17:57 ` Stephen Warren
[not found] ` <5390AF88.9050007-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-06-05 18:06 ` Stephen Warren
2014-06-05 18:06 ` Stephen Warren
2014-06-05 18:06 ` Stephen Warren
2014-06-05 13:09 ` [PATCH v7 2/5] ARM: tegra: move fuse exports to tegra-soc.h Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
[not found] ` <1401973754-19701-1-git-send-email-pdeschrijver-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-06-05 13:09 ` [PATCH v7 3/5] misc: fuse: Add efuse driver for Tegra Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
[not found] ` <1401973754-19701-4-git-send-email-pdeschrijver-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-06-05 17:01 ` Tuomas Tynkkynen
2014-06-05 17:01 ` Tuomas Tynkkynen
2014-06-05 17:01 ` Tuomas Tynkkynen
2014-06-05 18:09 ` Stephen Warren
2014-06-05 18:09 ` Stephen Warren
2014-06-05 18:09 ` Stephen Warren
2014-06-05 18:37 ` Stephen Warren
2014-06-05 18:37 ` Stephen Warren
2014-06-05 18:37 ` Stephen Warren
[not found] ` <5390B8E6.1050600-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-06-05 22:09 ` Peter De Schrijver
2014-06-05 22:09 ` Peter De Schrijver
2014-06-05 22:09 ` Peter De Schrijver
[not found] ` <20140605220946.GP5961-Rysk9IDjsxmJz7etNGeUX8VPkgjIgRvpAL8bYrjMMd8@public.gmane.org>
2014-06-05 22:54 ` Stephen Warren
2014-06-05 22:54 ` Stephen Warren
2014-06-05 22:54 ` Stephen Warren
[not found] ` <5390F508.8080104-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-06-06 7:35 ` Peter De Schrijver
2014-06-06 7:35 ` Peter De Schrijver
2014-06-06 7:35 ` Peter De Schrijver
[not found] ` <20140606073507.GS5961-Rysk9IDjsxmJz7etNGeUX8VPkgjIgRvpAL8bYrjMMd8@public.gmane.org>
2014-06-09 18:29 ` Stephen Warren
2014-06-09 18:29 ` Stephen Warren
2014-06-09 18:29 ` Stephen Warren
2014-06-11 12:47 ` Mikko Perttunen [this message]
2014-06-11 12:47 ` Mikko Perttunen
[not found] ` <53984FE3.6010509-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-06-11 15:25 ` Peter De Schrijver
2014-06-11 15:25 ` Peter De Schrijver
2014-06-11 15:25 ` Peter De Schrijver
2014-06-11 15:58 ` Stephen Warren
2014-06-11 15:58 ` Stephen Warren
2014-06-11 16:19 ` Peter De Schrijver
2014-06-11 16:19 ` Peter De Schrijver
[not found] ` <20140611161901.GI5961-Rysk9IDjsxmJz7etNGeUX8VPkgjIgRvpAL8bYrjMMd8@public.gmane.org>
2014-06-11 16:29 ` Stephen Warren
2014-06-11 16:29 ` Stephen Warren
2014-06-11 16:29 ` Stephen Warren
2014-06-05 13:09 ` [PATCH v7 4/5] ARM: tegra: Add efuse and apbmisc bindings Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
2014-06-05 18:41 ` Stephen Warren
2014-06-05 18:41 ` Stephen Warren
[not found] ` <5390B9F3.8030108-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-06-05 22:13 ` Peter De Schrijver
2014-06-05 22:13 ` Peter De Schrijver
2014-06-05 22:13 ` Peter De Schrijver
[not found] ` <20140605221301.GQ5961-Rysk9IDjsxmJz7etNGeUX8VPkgjIgRvpAL8bYrjMMd8@public.gmane.org>
2014-06-05 22:55 ` Stephen Warren
2014-06-05 22:55 ` Stephen Warren
2014-06-05 22:55 ` Stephen Warren
[not found] ` <5390F55A.8090207-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-06-06 7:35 ` Peter De Schrijver
2014-06-06 7:35 ` Peter De Schrijver
2014-06-06 7:35 ` Peter De Schrijver
2014-06-05 13:09 ` [PATCH v7 5/5] ARM: tegra: build new fuse driver in drivers/misc Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
2014-06-05 13:09 ` Peter De Schrijver
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