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From: spjoshi@codeaurora.org
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Ohad Ben-Cohen <ohad@wizery.com>,
	linux-remoteproc@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	linux-remoteproc-owner@vger.kernel.org
Subject: Re: [PATCH v2 01/17] rpmsg: Enable matching devices with drivers based on DT
Date: Wed, 07 Sep 2016 18:46:32 -0700	[thread overview]
Message-ID: <eaf4753b0be45873adf29f04cb315e02@codeaurora.org> (raw)
In-Reply-To: <1472768889-3906-2-git-send-email-bjorn.andersson@linaro.org>

On 2016-09-01 15:27, Bjorn Andersson wrote:
> Make it possible to match rpmsg devices based on device tree node, in
> addition to the id table. In some of these cases the rpmsg driver would
> not have a id_table, so make this optional.
> 
> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> ---
> 
> Changes since v1:
> - None
> 
>  drivers/rpmsg/virtio_rpmsg_bus.c | 10 ++++++----
>  1 file changed, 6 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c 
> b/drivers/rpmsg/virtio_rpmsg_bus.c
> index 4a4374cc6a59..495fa0a282d3 100644
> --- a/drivers/rpmsg/virtio_rpmsg_bus.c
> +++ b/drivers/rpmsg/virtio_rpmsg_bus.c
> @@ -33,6 +33,7 @@
>  #include <linux/wait.h>
>  #include <linux/rpmsg.h>
>  #include <linux/mutex.h>
> +#include <linux/of_device.h>
> 
>  /**
>   * struct virtproc_info - virtual remote processor state
> @@ -175,11 +176,12 @@ static int rpmsg_dev_match(struct device *dev,
> struct device_driver *drv)
>  	const struct rpmsg_device_id *ids = rpdrv->id_table;
>  	unsigned int i;
> 
> -	for (i = 0; ids[i].name[0]; i++)
> -		if (rpmsg_id_match(rpdev, &ids[i]))
> -			return 1;
> +	if (ids)
> +		for (i = 0; ids[i].name[0]; i++)
> +			if (rpmsg_id_match(rpdev, &ids[i]))
> +				return 1;
> 
> -	return 0;
> +	return of_driver_match_device(dev, drv);

Do we care falling back to acpi_driver_match_device if 
of_driver_match_device fails (something similar to what platform_match 
does)?

>  }
> 
>  static int rpmsg_uevent(struct device *dev, struct kobj_uevent_env 
> *env)

Sarang

--
The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project

  reply	other threads:[~2016-09-08  1:46 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-01 22:27 [PATCH v2 00/17] Make rpmsg a framework Bjorn Andersson
2016-09-01 22:27 ` [PATCH v2 01/17] rpmsg: Enable matching devices with drivers based on DT Bjorn Andersson
2016-09-08  1:46   ` spjoshi [this message]
2016-09-09  4:30     ` Bjorn Andersson
2016-09-09 22:07       ` Sarangdhar Joshi
2016-09-01 22:27 ` [PATCH v2 02/17] rpmsg: Name rpmsg devices based on channel id Bjorn Andersson
2016-09-08  1:46   ` spjoshi
2016-09-01 22:27 ` [PATCH v2 03/17] rpmsg: rpmsg_send() operations takes rpmsg_endpoint Bjorn Andersson
2016-09-01 22:27 ` [PATCH v2 04/17] rpmsg: Make rpmsg_create_ept() take channel_info struct Bjorn Andersson
2016-09-01 22:27 ` [PATCH v2 05/17] rpmsg: Clean up rpmsg device vs channel naming Bjorn Andersson
2016-09-01 22:27 ` [PATCH v2 06/17] rpmsg: Introduce indirection table for rpmsg_device operations Bjorn Andersson
2016-09-01 22:27 ` [PATCH v2 07/17] rpmsg: Move rpmsg_device API to new file Bjorn Andersson
2016-09-01 22:28 ` [PATCH v2 08/17] rpmsg: Indirection table for rpmsg_endpoint operations Bjorn Andersson
2016-09-01 22:28 ` [PATCH v2 09/17] rpmsg: Move endpoint related interface to rpmsg core Bjorn Andersson
2016-09-01 22:28 ` [PATCH v2 10/17] rpmsg: Move helper for finding rpmsg devices to core Bjorn Andersson
2016-09-01 22:28 ` [PATCH v2 11/17] rpmsg: Split off generic tail of create_channel() Bjorn Andersson
2016-09-01 22:28 ` [PATCH v2 12/17] rpmsg: Split rpmsg core and virtio backend Bjorn Andersson
2016-09-01 22:28 ` [PATCH v2 13/17] rpmsg: Hide rpmsg indirection tables Bjorn Andersson
2016-09-01 22:28 ` [PATCH v2 14/17] rpmsg: virtio: Hide vrp pointer from the public API Bjorn Andersson
2016-09-01 22:28 ` [PATCH v2 15/17] rpmsg: Move virtio specifics from public header Bjorn Andersson
2016-09-01 22:28 ` [PATCH v2 16/17] rpmsg: Allow callback to return errors Bjorn Andersson
2016-09-01 22:28 ` [PATCH v2 17/17] rpmsg: Introduce Qualcomm SMD backend Bjorn Andersson
2016-09-12 16:52 ` [PATCH v2 00/17] Make rpmsg a framework Lina Iyer
2016-09-12 18:00   ` Bjorn Andersson
2016-09-12 18:13     ` Jeffrey Hugo
2016-09-12 18:49       ` Bjorn Andersson
2016-09-12 19:21         ` Jeffrey Hugo
2016-09-12 19:58           ` Bjorn Andersson
2016-09-12 21:36             ` Karthikeyan Ramasubramanian
2016-09-12 21:53               ` Bjorn Andersson
2016-09-12 22:22   ` Lina Iyer
2016-09-12 22:58     ` Bjorn Andersson

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