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net: aquantia: disable ptp object build if no config 

We do disable aq_ptp module build using inline
stubs when CONFIG_PTP_1588_CLOCK is not declared.

This reduces module size and removes unnecessary code.

Reported-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Igor Russkikh 2019-10-26 11:05:34 +00:00 committed by David S. Miller
parent 5eeb6c3cf2
commit 7873ee26b1
2 changed files with 86 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/ethernet/aquantia/atlantic/Makefile
View File

@ -24,10 +24,11 @@ atlantic-objs := aq_main.o \
aq_ethtool.o \
aq_drvinfo.o \
aq_filters.o \
aq_ptp.o \
aq_phy.o \
hw_atl/hw_atl_a0.o \
hw_atl/hw_atl_b0.o \
hw_atl/hw_atl_utils.o \
hw_atl/hw_atl_utils_fw2x.o \
hw_atl/hw_atl_llh.o
atlantic-$(CONFIG_PTP_1588_CLOCK) += aq_ptp.o

84
drivers/net/ethernet/aquantia/atlantic/aq_ptp.h
View File

@ -11,6 +11,8 @@
#include <linux/net_tstamp.h>
#include <linux/version.h>
#if IS_REACHABLE(CONFIG_PTP_1588_CLOCK)
/* Common functions */
int aq_ptp_init(struct aq_nic_s *aq_nic, unsigned int idx_vec);
@ -54,4 +56,86 @@ struct ptp_clock *aq_ptp_get_ptp_clock(struct aq_ptp_s *aq_ptp);
int aq_ptp_link_change(struct aq_nic_s *aq_nic);
#else
static inline int aq_ptp_init(struct aq_nic_s *aq_nic, unsigned int idx_vec)
{
return 0;
}
static inline void aq_ptp_unregister(struct aq_nic_s *aq_nic) {}
static inline void aq_ptp_free(struct aq_nic_s *aq_nic)
{
}
static inline int aq_ptp_irq_alloc(struct aq_nic_s *aq_nic)
{
return 0;
}
static inline void aq_ptp_irq_free(struct aq_nic_s *aq_nic)
{
}
static inline int aq_ptp_ring_alloc(struct aq_nic_s *aq_nic)
{
return 0;
}
static inline void aq_ptp_ring_free(struct aq_nic_s *aq_nic) {}
static inline int aq_ptp_ring_init(struct aq_nic_s *aq_nic)
{
return 0;
}
static inline int aq_ptp_ring_start(struct aq_nic_s *aq_nic)
{
return 0;
}
static inline void aq_ptp_ring_stop(struct aq_nic_s *aq_nic) {}
static inline void aq_ptp_ring_deinit(struct aq_nic_s *aq_nic) {}
static inline void aq_ptp_service_task(struct aq_nic_s *aq_nic) {}
static inline void aq_ptp_tm_offset_set(struct aq_nic_s *aq_nic,
unsigned int mbps) {}
static inline void aq_ptp_clock_init(struct aq_nic_s *aq_nic) {}
static inline int aq_ptp_xmit(struct aq_nic_s *aq_nic, struct sk_buff *skb)
{
return -EOPNOTSUPP;
}
static inline void aq_ptp_tx_hwtstamp(struct aq_nic_s *aq_nic, u64 timestamp) {}
static inline void aq_ptp_hwtstamp_config_get(struct aq_ptp_s *aq_ptp,
struct hwtstamp_config *config) {}
static inline int aq_ptp_hwtstamp_config_set(struct aq_ptp_s *aq_ptp,
struct hwtstamp_config *config)
{
return 0;
}
static inline bool aq_ptp_ring(struct aq_nic_s *aq_nic, struct aq_ring_s *ring)
{
return false;
}
static inline u16 aq_ptp_extract_ts(struct aq_nic_s *aq_nic,
struct sk_buff *skb, u8 *p,
unsigned int len)
{
return 0;
}
static inline struct ptp_clock *aq_ptp_get_ptp_clock(struct aq_ptp_s *aq_ptp)
{
return NULL;
}
static inline int aq_ptp_link_change(struct aq_nic_s *aq_nic)
{
return 0;
}
#endif
#endif /* AQ_PTP_H */