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2ea46dc686
When building with Clang:
In file included from drivers/net/ethernet/ti/am65-cpsw-ethtool.c:15:
drivers/net/ethernet/ti/am65-cpts.h:58:12: warning: unused function
'am65_cpts_ns_gettime' [-Wunused-function]
static s64 am65_cpts_ns_gettime(struct am65_cpts *cpts)
^
drivers/net/ethernet/ti/am65-cpts.h:63:12: warning: unused function
'am65_cpts_estf_enable' [-Wunused-function]
static int am65_cpts_estf_enable(struct am65_cpts *cpts,
^
drivers/net/ethernet/ti/am65-cpts.h:69:13: warning: unused function
'am65_cpts_estf_disable' [-Wunused-function]
static void am65_cpts_estf_disable(struct am65_cpts *cpts, int idx)
^
3 warnings generated.
These functions need to be marked as inline, which adds __maybe_unused,
to avoid these warnings, which is the pattern for stub functions.
Fixes: ec008fa2a9 ("ethernet: ti: am65-cpts: add routines to support taprio offload")
Link: https://github.com/ClangBuiltLinux/linux/issues/1026
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/* TI K3 AM65 CPTS driver interface
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*
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* Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com
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*/
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#ifndef K3_CPTS_H_
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#define K3_CPTS_H_
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#include <linux/device.h>
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#include <linux/of.h>
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struct am65_cpts;
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struct am65_cpts_estf_cfg {
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u64 ns_period;
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u64 ns_start;
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};
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#if IS_ENABLED(CONFIG_TI_K3_AM65_CPTS)
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struct am65_cpts *am65_cpts_create(struct device *dev, void __iomem *regs,
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struct device_node *node);
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int am65_cpts_phc_index(struct am65_cpts *cpts);
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void am65_cpts_tx_timestamp(struct am65_cpts *cpts, struct sk_buff *skb);
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void am65_cpts_prep_tx_timestamp(struct am65_cpts *cpts, struct sk_buff *skb);
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void am65_cpts_rx_enable(struct am65_cpts *cpts, bool en);
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u64 am65_cpts_ns_gettime(struct am65_cpts *cpts);
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int am65_cpts_estf_enable(struct am65_cpts *cpts, int idx,
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struct am65_cpts_estf_cfg *cfg);
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void am65_cpts_estf_disable(struct am65_cpts *cpts, int idx);
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#else
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static inline struct am65_cpts *am65_cpts_create(struct device *dev,
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void __iomem *regs,
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struct device_node *node)
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{
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return ERR_PTR(-EOPNOTSUPP);
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}
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static inline int am65_cpts_phc_index(struct am65_cpts *cpts)
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{
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return -1;
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}
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static inline void am65_cpts_tx_timestamp(struct am65_cpts *cpts,
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struct sk_buff *skb)
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{
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}
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static inline void am65_cpts_prep_tx_timestamp(struct am65_cpts *cpts,
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struct sk_buff *skb)
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{
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}
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static inline void am65_cpts_rx_enable(struct am65_cpts *cpts, bool en)
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{
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}
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static inline s64 am65_cpts_ns_gettime(struct am65_cpts *cpts)
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{
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return 0;
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}
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static inline int am65_cpts_estf_enable(struct am65_cpts *cpts, int idx,
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struct am65_cpts_estf_cfg *cfg)
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{
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return 0;
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}
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static inline void am65_cpts_estf_disable(struct am65_cpts *cpts, int idx)
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{
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}
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#endif
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#endif /* K3_CPTS_H_ */
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