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From: Mark Brown <broonie@kernel.org>
To: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Cc: "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	linux-fbdev@vger.kernel.org, alsa-devel@alsa-project.org,
	linux-gpio@vger.kernel.org, Takashi Iwai <tiwai@suse.de>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Stephen Warren <swarren@wwwdotorg.org>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>,
	linux-acpi@vger.kernel.org,
	Thierry Reding <thierry.reding@gmail.com>,
	Linux PWM List <linux-pwm@vger.kernel.org>,
	"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
	Alexandre Courbot <gnurou@gmail.com>
Subject: Re: [alsa-devel] [PATCH v2 11/12] ASoC: tegra: register dependency parser for firmware nodes
Date: Mon, 13 Jul 2015 16:42:55 +0100	[thread overview]
Message-ID: <20150713154254.GH11162@sirena.org.uk> (raw)
In-Reply-To: <CAAObsKDsEuDS46rW9CMuviDEDV-OVXe5q-kiWmw0D_n2D3Tf5A@mail.gmail.com>

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On Mon, Jul 13, 2015 at 02:10:45PM +0200, Tomeu Vizoso wrote:
> On 1 July 2015 at 19:38, Mark Brown <broonie@kernel.org> wrote:
> > On Wed, Jul 01, 2015 at 11:41:06AM +0200, Tomeu Vizoso wrote:

> >> +static void tegra_max98090_get_dependencies(struct fwnode_handle *fwnode,
> >> +                                         struct list_head *deps)
> >> +{
> >> +     add_dependency(fwnode, "nvidia,i2s-controller", deps);
> >> +     add_dependency(fwnode, "nvidia,audio-codec", deps);
> >> +}

> > Why is this all being open coded in an individual driver (we already
> > know about and manage all these dependencies in the core...)?  If we're
> > going to do this I'd expect the interface for specifying DT nodes to the
> > core to be changed to support this.

> Are you thinking of changing drivers to acquire their resources
> through Arnd's devm_probe (only that the resource table would have to
> be in struct device_driver)?

> https://lkml.kernel.org/g/4742258.TBitC3hVuO@wuerfel

No, I'm looking at how we already have all the "did all my dependencies
appear" logic in the core based on data provided by the drivers.

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  reply	other threads:[~2015-07-13 15:44 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-01  9:40 [PATCH v2 0/12] Discover and probe dependencies Tomeu Vizoso
2015-07-01  9:40 ` [PATCH v2 01/12] device: property: delay device-driver matches Tomeu Vizoso
2015-07-01 23:29   ` Rafael J. Wysocki
2015-07-10 11:39     ` Tomeu Vizoso
2015-07-16 20:23   ` Mark Brown
2015-07-16 23:41     ` Rafael J. Wysocki
2015-07-17  0:06       ` Mark Brown
2015-07-01  9:40 ` [PATCH v2 02/12] device: property: find dependencies of a firmware node Tomeu Vizoso
2015-07-02  0:02   ` Rafael J. Wysocki
2015-07-10 13:14     ` [alsa-devel] " Tomeu Vizoso
2015-07-11  2:52       ` Rafael J. Wysocki
2015-07-01  9:40 ` [PATCH v2 03/12] string: Introduce strends() Tomeu Vizoso
2015-07-01  9:40 ` [PATCH v2 04/12] gpio: register dependency parser for firmware nodes Tomeu Vizoso
2015-07-01  9:41 ` [PATCH v2 05/12] gpu: host1x: " Tomeu Vizoso
2015-07-01  9:41 ` [PATCH v2 06/12] backlight: Document consumers of backlight nodes Tomeu Vizoso
2015-07-01  9:41 ` [PATCH v2 07/12] backlight: register dependency parser for firmware nodes Tomeu Vizoso
2015-07-01  9:41 ` [PATCH v2 08/12] USB: EHCI: " Tomeu Vizoso
2015-07-01  9:41 ` [PATCH v2 09/12] regulator: " Tomeu Vizoso
2015-07-16 21:38   ` Mark Brown
2015-07-01  9:41 ` [PATCH v2 10/12] pwm: " Tomeu Vizoso
2015-07-01  9:41 ` [PATCH v2 11/12] ASoC: tegra: " Tomeu Vizoso
2015-07-01 17:38   ` Mark Brown
2015-07-13 12:10     ` [alsa-devel] " Tomeu Vizoso
2015-07-13 15:42       ` Mark Brown [this message]
2015-07-14  7:34         ` Tomeu Vizoso
2015-07-14 11:07           ` Mark Brown
2015-07-14 12:47             ` Tomeu Vizoso
2015-07-16 23:04               ` Mark Brown
2015-07-01  9:41 ` [PATCH v2 12/12] driver-core: probe dependencies before probing Tomeu Vizoso

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