netdev - [PATCH] net: sparx5: depends on PTP_1588_CLOCK

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Date:   Sat, 26 Mar 2022 11:02:34 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     netdev@...r.kernel.org
Cc:     patches@...ts.linux.dev, Randy Dunlap <rdunlap@...radead.org>,
        kernel test robot <lkp@...el.com>,
        Horatiu Vultur <horatiu.vultur@...rochip.com>,
        UNGLinuxDriver@...rochip.com,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Steen Hegelund <steen.hegelund@...rochip.com>,
        Bjarni Jonasson <bjarni.jonasson@...rochip.com>,
        Lars Povlsen <lars.povlsen@...rochip.com>
Subject: [PATCH] net: sparx5: depends on PTP_1588_CLOCK_OPTIONAL

Fix build errors when PTP_1588_CLOCK=m and SPARX5_SWTICH=y.

arc-linux-ld: drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.o: in function `sparx5_get_ts_info':
sparx5_ethtool.c:(.text+0x146): undefined reference to `ptp_clock_index'
arc-linux-ld: sparx5_ethtool.c:(.text+0x146): undefined reference to `ptp_clock_index'
arc-linux-ld: drivers/net/ethernet/microchip/sparx5/sparx5_ptp.o: in function `sparx5_ptp_init':
sparx5_ptp.c:(.text+0xd56): undefined reference to `ptp_clock_register'
arc-linux-ld: sparx5_ptp.c:(.text+0xd56): undefined reference to `ptp_clock_register'
arc-linux-ld: drivers/net/ethernet/microchip/sparx5/sparx5_ptp.o: in function `sparx5_ptp_deinit':
sparx5_ptp.c:(.text+0xf30): undefined reference to `ptp_clock_unregister'
arc-linux-ld: sparx5_ptp.c:(.text+0xf30): undefined reference to `ptp_clock_unregister'
arc-linux-ld: sparx5_ptp.c:(.text+0xf38): undefined reference to `ptp_clock_unregister'
arc-linux-ld: sparx5_ptp.c:(.text+0xf46): undefined reference to `ptp_clock_unregister'
arc-linux-ld: drivers/net/ethernet/microchip/sparx5/sparx5_ptp.o:sparx5_ptp.c:(.text+0xf46): more undefined references to `ptp_clock_unregister' follow

Fixes: 3cfa11bac9bb ("net: sparx5: add the basic sparx5 driver")
Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
Reported-by: kernel test robot <lkp@...el.com>
Cc: Horatiu Vultur <horatiu.vultur@...rochip.com>
Cc: UNGLinuxDriver@...rochip.com
Cc: "David S. Miller" <davem@...emloft.net>
Cc: Jakub Kicinski <kuba@...nel.org>
Cc: Paolo Abeni <pabeni@...hat.com>
Cc: Steen Hegelund <steen.hegelund@...rochip.com>
Cc: Bjarni Jonasson <bjarni.jonasson@...rochip.com>
Cc: Lars Povlsen <lars.povlsen@...rochip.com>
---
 drivers/net/ethernet/microchip/sparx5/Kconfig |    1 +
 1 file changed, 1 insertion(+)

--- linux-next-20220325.orig/drivers/net/ethernet/microchip/sparx5/Kconfig
+++ linux-next-20220325/drivers/net/ethernet/microchip/sparx5/Kconfig
@@ -4,6 +4,7 @@ config SPARX5_SWITCH
 	depends on HAS_IOMEM
 	depends on OF
 	depends on ARCH_SPARX5 || COMPILE_TEST
+	depends on PTP_1588_CLOCK_OPTIONAL
 	select PHYLINK
 	select PHY_SPARX5_SERDES
 	select RESET_CONTROLLER