[RFC PATCH 2/2] phy: core: the node pointer of PHY need not be the same as that of PHY provider

Lee Jones lee.jones at linaro.org
Mon Jul 7 06:12:32 PDT 2014


On Fri, 04 Jul 2014, Kishon Vijay Abraham I wrote:

> In case of multi-phy PHY providers, each PHY should be modeled as a sub
> node of the PHY provider. Then each PHY will have a different node pointer
> (node pointer of sub node) than that of PHY provider. Added this provision
> in the PHY core.
> Also fixed all drivers to use the updated API.
> 
> Signed-off-by: Kishon Vijay Abraham I <kishon at ti.com>
> ---
>  Documentation/phy.txt               |   10 ++++++----
>  drivers/phy/phy-bcm-kona-usb2.c     |    2 +-
>  drivers/phy/phy-core.c              |   25 ++++++++++++++++++-------
>  drivers/phy/phy-exynos-dp-video.c   |    2 +-
>  drivers/phy/phy-exynos-mipi-video.c |    2 +-
>  drivers/phy/phy-exynos5-usbdrd.c    |    3 ++-
>  drivers/phy/phy-exynos5250-sata.c   |    2 +-
>  drivers/phy/phy-mvebu-sata.c        |    2 +-
>  drivers/phy/phy-omap-usb2.c         |    2 +-
>  drivers/phy/phy-samsung-usb2.c      |    3 ++-
>  drivers/phy/phy-sun4i-usb.c         |    2 +-
>  drivers/phy/phy-ti-pipe3.c          |    2 +-
>  drivers/phy/phy-twl4030-usb.c       |    2 +-
>  drivers/phy/phy-xgene.c             |    2 +-
>  include/linux/phy/phy.h             |   15 ++++++++++-----
>  15 files changed, 48 insertions(+), 28 deletions(-)

I wrote a very similar patch already.  I knew I should have sent it on
Friday. :(

Patch looks good, just a real minor point.

>  	phy->dev.class = phy_class;
>  	phy->dev.parent = dev;
> -	phy->dev.of_node = dev->of_node;
> +	phy->dev.of_node = node?node:dev->of_node;

There should be spaces either side of the '?' and ':', or you can do
this more succinctly by:

phy->dev.of_node = node ?: dev->of_node;

Once fixed, feel free to add my:

Acked-by: Lee Jones <lee.jones at linaro.org>

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog



More information about the linux-arm-kernel mailing list