net: ethernet: renesas: rcar_gen4_ptp: Break out to module

The Gen4 gPTP support will be shared between the existing Renesas
Ethernet Switch driver and the upcoming Renesas Ethernet-TSN driver. In
preparation for this break out the gPTP support to its own module.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

diff --git a/drivers/net/ethernet/renesas/Kconfig b/drivers/net/ethernet/renesas/Kconfig
index 8ef5b02..733cbb6 100644 (file)
--- a/drivers/net/ethernet/renesas/Kconfig
+++ b/drivers/net/ethernet/renesas/Kconfig
@@ -44,7 +44,16 @@ config RENESAS_ETHER_SWITCH
        select CRC32
        select MII
        select PHYLINK
+       select RENESAS_GEN4_PTP
        help
          Renesas Ethernet Switch device driver.
 
+config RENESAS_GEN4_PTP
+       tristate "Renesas R-Car Gen4 gPTP support" if COMPILE_TEST
+       select CRC32
+       select MII
+       select PHYLIB
+       help
+         Renesas R-Car Gen4 gPTP device driver.
+
 endif # NET_VENDOR_RENESAS

diff --git a/drivers/net/ethernet/renesas/Makefile b/drivers/net/ethernet/renesas/Makefile
index e8fd85b..9070acf 100644 (file)
--- a/drivers/net/ethernet/renesas/Makefile
+++ b/drivers/net/ethernet/renesas/Makefile
@@ -8,5 +8,6 @@ obj-$(CONFIG_SH_ETH) += sh_eth.o
 ravb-objs := ravb_main.o ravb_ptp.o
 obj-$(CONFIG_RAVB) += ravb.o
 
-rswitch_drv-objs := rswitch.o rcar_gen4_ptp.o
-obj-$(CONFIG_RENESAS_ETHER_SWITCH) += rswitch_drv.o
+obj-$(CONFIG_RENESAS_ETHER_SWITCH) += rswitch.o
+
+obj-$(CONFIG_RENESAS_GEN4_PTP) += rcar_gen4_ptp.o

diff --git a/drivers/net/ethernet/renesas/rcar_gen4_ptp.c b/drivers/net/ethernet/renesas/rcar_gen4_ptp.c
index 9583894..72e7fcc 100644 (file)
--- a/drivers/net/ethernet/renesas/rcar_gen4_ptp.c
+++ b/drivers/net/ethernet/renesas/rcar_gen4_ptp.c
@@ -176,6 +176,7 @@ int rcar_gen4_ptp_register(struct rcar_gen4_ptp_private *ptp_priv,
 
        return 0;
 }
+EXPORT_SYMBOL_GPL(rcar_gen4_ptp_register);
 
 int rcar_gen4_ptp_unregister(struct rcar_gen4_ptp_private *ptp_priv)
 {
@@ -183,6 +184,7 @@ int rcar_gen4_ptp_unregister(struct rcar_gen4_ptp_private *ptp_priv)
 
        return ptp_clock_unregister(ptp_priv->clock);
 }
+EXPORT_SYMBOL_GPL(rcar_gen4_ptp_unregister);
 
 struct rcar_gen4_ptp_private *rcar_gen4_ptp_alloc(struct platform_device *pdev)
 {
@@ -196,3 +198,8 @@ struct rcar_gen4_ptp_private *rcar_gen4_ptp_alloc(struct platform_device *pdev)
 
        return ptp;
 }
+EXPORT_SYMBOL_GPL(rcar_gen4_ptp_alloc);
+
+MODULE_AUTHOR("Yoshihiro Shimoda");
+MODULE_DESCRIPTION("Renesas R-Car Gen4 gPTP driver");
+MODULE_LICENSE("GPL");