@@ -69,7 +69,7 @@ config E1000E
tristate "Intel(R) PRO/1000 PCI-Express Gigabit Ethernet support"
depends on PCI && (!SPARC32 || BROKEN)
select CRC32
- select PTP_1588_CLOCK
+ apply PTP_1588_CLOCK
---help---
This driver supports the PCI-Express Intel(R) PRO/1000 gigabit
ethernet family of adapters. For PCI or PCI-X e1000 adapters,
@@ -34,5 +34,6 @@ obj-$(CONFIG_E1000E) += e1000e.o
e1000e-objs := 82571.o ich8lan.o 80003es2lan.o \
mac.o manage.o nvm.o phy.o \
- param.o ethtool.o netdev.o ptp.o
+ param.o ethtool.o netdev.o
+e1000e-$(CONFIG_PTP_1588_CLOCK) := ptp.o
@@ -510,8 +510,13 @@ extern const struct e1000_info e1000_pch2_info;
extern const struct e1000_info e1000_pch_lpt_info;
extern const struct e1000_info e1000_es2_info;
+#if IS_ENABLED(CONFIG_PTP_1588_CLOCK)
extern void e1000e_ptp_init(struct e1000_adapter *adapter);
extern void e1000e_ptp_remove(struct e1000_adapter *adapter);
+#else
+static inline void e1000e_ptp_init(struct e1000_adapter *adapter) { }
+static inline void e1000e_ptp_remove(struct e1000_adapter *adapter) { }
+#endif
static inline s32 e1000_phy_hw_reset(struct e1000_hw *hw)
{
As proof of concept for new approach in managing cross-module dependencies this patch resolves hard depencency between CONFIG_E1000E and CONFIG_PTP_1588_CLOCK. Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org> Cc: Richard Cochran <richardcochran@gmail.com> --- drivers/net/ethernet/intel/Kconfig | 2 +- drivers/net/ethernet/intel/e1000e/Makefile | 3 ++- drivers/net/ethernet/intel/e1000e/e1000.h | 5 +++++ 3 files changed, 8 insertions(+), 2 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html