forked from mirrors/linux
		
	 1aabe578dd
			
		
	
	
		1aabe578dd
		
	
	
	
	
		
			
			ETHTOOL_A_PAUSE_STAT_MAX is the MAX attribute id,
so we need to subtract non-stats and add one to
get a count (IOW -2+1 == -1).
Otherwise we'll see:
  ethnl cmd 21: calculated reply length 40, but consumed 52
Fixes: 9a27a33027 ("ethtool: add standard pause stats")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
		
	
			
		
			
				
	
	
		
			74 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			74 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0-only */
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| 
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| #ifndef _LINUX_ETHTOOL_NETLINK_H_
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| #define _LINUX_ETHTOOL_NETLINK_H_
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| 
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| #include <uapi/linux/ethtool_netlink.h>
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| #include <linux/ethtool.h>
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| #include <linux/netdevice.h>
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| 
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| #define __ETHTOOL_LINK_MODE_MASK_NWORDS \
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| 	DIV_ROUND_UP(__ETHTOOL_LINK_MODE_MASK_NBITS, 32)
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| 
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| #define ETHTOOL_PAUSE_STAT_CNT	(__ETHTOOL_A_PAUSE_STAT_CNT -		\
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| 				 ETHTOOL_A_PAUSE_STAT_TX_FRAMES)
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| 
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| enum ethtool_multicast_groups {
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| 	ETHNL_MCGRP_MONITOR,
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| };
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| 
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| struct phy_device;
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| 
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| #if IS_ENABLED(CONFIG_ETHTOOL_NETLINK)
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| int ethnl_cable_test_alloc(struct phy_device *phydev, u8 cmd);
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| void ethnl_cable_test_free(struct phy_device *phydev);
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| void ethnl_cable_test_finished(struct phy_device *phydev);
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| int ethnl_cable_test_result(struct phy_device *phydev, u8 pair, u8 result);
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| int ethnl_cable_test_fault_length(struct phy_device *phydev, u8 pair, u32 cm);
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| int ethnl_cable_test_amplitude(struct phy_device *phydev, u8 pair, s16 mV);
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| int ethnl_cable_test_pulse(struct phy_device *phydev, u16 mV);
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| int ethnl_cable_test_step(struct phy_device *phydev, u32 first, u32 last,
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| 			  u32 step);
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| #else
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| static inline int ethnl_cable_test_alloc(struct phy_device *phydev, u8 cmd)
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| {
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| 	return -EOPNOTSUPP;
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| }
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| 
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| static inline void ethnl_cable_test_free(struct phy_device *phydev)
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| {
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| }
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| 
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| static inline void ethnl_cable_test_finished(struct phy_device *phydev)
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| {
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| }
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| static inline int ethnl_cable_test_result(struct phy_device *phydev, u8 pair,
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| 					  u8 result)
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| {
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| 	return -EOPNOTSUPP;
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| }
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| 
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| static inline int ethnl_cable_test_fault_length(struct phy_device *phydev,
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| 						u8 pair, u32 cm)
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| {
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| 	return -EOPNOTSUPP;
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| }
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| 
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| static inline int ethnl_cable_test_amplitude(struct phy_device *phydev,
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| 					     u8 pair, s16 mV)
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| {
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| 	return -EOPNOTSUPP;
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| }
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| 
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| static inline int ethnl_cable_test_pulse(struct phy_device *phydev, u16 mV)
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| {
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| 	return -EOPNOTSUPP;
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| }
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| 
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| static inline int ethnl_cable_test_step(struct phy_device *phydev, u32 first,
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| 					u32 last, u32 step)
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| {
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| 	return -EOPNOTSUPP;
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| }
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| #endif /* IS_ENABLED(CONFIG_ETHTOOL_NETLINK) */
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| #endif /* _LINUX_ETHTOOL_NETLINK_H_ */
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