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Date: Mon, 02 Jun 2008 12:39:21 -0400 From: Jeff Garzik <jeff@...zik.org> To: Kumar Gala <galak@...nel.crashing.org> CC: netdev@...r.kernel.org, linuxppc-dev@...abs.org, Andy Fleming <afleming@...escale.com> Subject: Re: [PATCH] phylib: Don't allow core of phylib to build as a module Kumar Gala wrote: > > On Jun 2, 2008, at 11:03 AM, Jeff Garzik wrote: > >> Kumar Gala wrote: >>> The core portions of the phylib aren't capable of being used as >>> a module. This isn't really any different than something like i2c >>> in that the bus driver and core need to be built into the kernel. >>> Signed-off-by: Kumar Gala <galak@...nel.crashing.org> >>> --- >>> Jeff, please consider this for 2.6.26 as w/o it we get build issues >>> if phylib is config'd as a module on ppc. >>> drivers/net/phy/Kconfig | 2 +- >>> 1 files changed, 1 insertions(+), 1 deletions(-) >>> diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig >>> index 6eb2d31..ab04cc7 100644 >>> --- a/drivers/net/phy/Kconfig >>> +++ b/drivers/net/phy/Kconfig >>> @@ -3,7 +3,7 @@ >>> # >>> menuconfig PHYLIB >>> - tristate "PHY Device support and infrastructure" >>> + bool "PHY Device support and infrastructure" >>> depends on !S390 >>> depends on NET_ETHERNET >> >> What are the issues? >> >> The core _should_ be able to be built as a module. > > The core provides functions like phy_read/phy_write. Andy has recently > introduced board level workaround/fixups. The problem is these > workarounds tend to use phy_read/phy_write and the board/platform code > is not built as modules. > > So we get errors like: > > arch/powerpc/platforms/built-in.o: In function `mpc8568_mds_phy_fixups': > /home/galak/git/master/powerpc/arch/powerpc/platforms/85xx/mpc85xx_mds.c:99: > undefined reference to `phy_write' > /home/galak/git/master/powerpc/arch/powerpc/platforms/85xx/mpc85xx_mds.c:104: > undefined reference to `phy_read' The whole world isn't embedded ppc, we use this stuff elsewhere too. You guys need to figure out something that doesn't require phylib be built-in on ALL platforms, but only the platforms that require it. Or, update the platform to not require built-in -- convert the board code to function pointers, and execute them later on somehow, for example. Jeff -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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