linux-kernel - Re: [PATCHv3 1/4] phy: phy-core: Make GENERIC

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Message-ID: <556391FE.1020503@broadcom.com>
Date:	Mon, 25 May 2015 14:19:58 -0700
From:	Arun Ramamurthy <arun.ramamurthy@...adcom.com>
To:	<balbi@...com>
CC:	Jonathan Corbet <corbet@....net>, Tejun Heo <tj@...nel.org>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Mauro Carvalho Chehab <mchehab@....samsung.com>,
	Kukjin Kim <kgene@...nel.org>,
	Kishon Vijay Abraham I <kishon@...com>,
	"Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Tony Prisk <linux@...sktech.co.nz>,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Tomi Valkeinen <tomi.valkeinen@...com>,
	Arnd Bergmann <arnd@...db.de>,
	Mathias Nyman <mathias.nyman@...ux.intel.com>,
	Paul Bolle <pebolle@...cali.nl>,
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	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
	Masanari Iida <standby24x7@...il.com>,
	David Mosberger <davidm@...uge.net>,
	Peter Griffin <peter.griffin@...aro.org>,
	Gregory CLEMENT <gregory.clement@...e-electrons.com>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Kevin Hao <haokexin@...il.com>,
	"Jean Delvare" <jdelvare@...e.de>, <linux-doc@...r.kernel.org>,
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	<linux-fbdev@...r.kernel.org>, Dmitry Torokhov <dtor@...gle.com>,
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	Jonathan Richardson <jonathar@...adcom.com>,
	Scott Branden <sbranden@...adcom.com>,
	Ray Jui <rjui@...adcom.com>,
	<bcm-kernel-feedback-list@...adcom.com>
Subject: Re: [PATCHv3 1/4] phy: phy-core: Make GENERIC_PHY an invisible option



On 15-05-14 05:52 PM, Felipe Balbi wrote:
> Hi,
>
> On Wed, Apr 22, 2015 at 04:04:10PM -0700, Arun Ramamurthy wrote:
>> Most of the phy providers use "select" to enable GENERIC_PHY. Since select
>> is only recommended when the config is not visible, GENERIC_PHY is changed
>> an invisible option. To maintain consistency, all phy providers are changed
>> to "select" GENERIC_PHY and all non-phy drivers use "depends on" when the
>> phy framework is explicity required. USB_MUSB_OMAP2PLUS has a cyclic
>> dependency, so it is left as "select".
>>
>> Signed-off-by: Arun Ramamurthy <arun.ramamurthy@...adcom.com>
>> ---
>>   drivers/ata/Kconfig                       | 1 -
>>   drivers/media/platform/exynos4-is/Kconfig | 2 +-
>>   drivers/phy/Kconfig                       | 4 ++--
>>   drivers/usb/host/Kconfig                  | 4 ++--
>>   drivers/video/fbdev/exynos/Kconfig        | 2 +-
>>   5 files changed, 6 insertions(+), 7 deletions(-)
>>
>> diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
>> index 5f60155..6d2e881 100644
>> --- a/drivers/ata/Kconfig
>> +++ b/drivers/ata/Kconfig
>> @@ -301,7 +301,6 @@ config SATA_MV
>>   	tristate "Marvell SATA support"
>>   	depends on PCI || ARCH_DOVE || ARCH_MV78XX0 || \
>>   		   ARCH_MVEBU || ARCH_ORION5X || COMPILE_TEST
>> -	select GENERIC_PHY
>>   	help
>>   	  This option enables support for the Marvell Serial ATA family.
>>   	  Currently supports 88SX[56]0[48][01] PCI(-X) chips,
>> diff --git a/drivers/media/platform/exynos4-is/Kconfig b/drivers/media/platform/exynos4-is/Kconfig
>> index b7b2e47..b6f3eaa 100644
>> --- a/drivers/media/platform/exynos4-is/Kconfig
>> +++ b/drivers/media/platform/exynos4-is/Kconfig
>> @@ -31,7 +31,7 @@ config VIDEO_S5P_FIMC
>>   config VIDEO_S5P_MIPI_CSIS
>>   	tristate "S5P/EXYNOS MIPI-CSI2 receiver (MIPI-CSIS) driver"
>>   	depends on REGULATOR
>> -	select GENERIC_PHY
>> +	depends on GENERIC_PHY
>>   	help
>>   	  This is a V4L2 driver for Samsung S5P and EXYNOS4 SoC MIPI-CSI2
>>   	  receiver (MIPI-CSIS) devices.
>> diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig
>> index 2962de2..edecdb1 100644
>> --- a/drivers/phy/Kconfig
>> +++ b/drivers/phy/Kconfig
>> @@ -5,7 +5,7 @@
>>   menu "PHY Subsystem"
>>
>>   config GENERIC_PHY
>> -	bool "PHY Core"
>> +	bool
>>   	help
>>   	  Generic PHY support.
>>
>> @@ -72,7 +72,7 @@ config PHY_MIPHY365X
>>   config PHY_RCAR_GEN2
>>   	tristate "Renesas R-Car generation 2 USB PHY driver"
>>   	depends on ARCH_SHMOBILE
>> -	depends on GENERIC_PHY
>> +	select GENERIC_PHY
>
> so some you changed from depends to select...
>
>>   	help
>>   	  Support for USB PHY found on Renesas R-Car generation 2 SoCs.
>>
>> diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
>> index 5ad60e4..e2197e2 100644
>> --- a/drivers/usb/host/Kconfig
>> +++ b/drivers/usb/host/Kconfig
>> @@ -182,7 +182,7 @@ config USB_EHCI_HCD_SPEAR
>>   config USB_EHCI_HCD_STI
>>   	tristate "Support for ST STiHxxx on-chip EHCI USB controller"
>>   	depends on ARCH_STI && OF
>> -	select GENERIC_PHY
>> +	depends on GENERIC_PHY
>
> while others you changed from select to depends.
>
> NAK.
>
Felipe, I dont understand your concern, could you please explain it more 
detail?  The logic behind the changes is that in cases where there was 
an explicit dependency, I changed it to "depends on" and in other cases 
I changed it to "selects". Thanks
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