forked from mirrors/linux
		
	 78a24df370
			
		
	
	
		78a24df370
		
	
	
	
	
		
			
			Rename mii_stat1000_to_linkmode_lpa_t to
mii_stat1000_mod_linkmode_lpa_t to indicate it modifies the passed
linkmode bitmap, without clearing any other bits.
Add a helper to set/clear bits in a linkmode.
Use this helper to ensure bit are clear which the stat1000 indicates
should not be set.
Fixes: c0ec3c2736 ("net: phy: Convert u32 phydev->lp_advertising to linkmode")
Suggested-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
		
	
			
		
			
				
	
	
		
			85 lines
		
	
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			85 lines
		
	
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef __LINKMODE_H
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| #define __LINKMODE_H
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| 
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| #include <linux/bitmap.h>
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| #include <linux/ethtool.h>
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| #include <uapi/linux/ethtool.h>
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| 
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| static inline void linkmode_zero(unsigned long *dst)
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| {
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| 	bitmap_zero(dst, __ETHTOOL_LINK_MODE_MASK_NBITS);
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| }
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| 
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| static inline void linkmode_copy(unsigned long *dst, const unsigned long *src)
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| {
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| 	bitmap_copy(dst, src, __ETHTOOL_LINK_MODE_MASK_NBITS);
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| }
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| 
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| static inline void linkmode_and(unsigned long *dst, const unsigned long *a,
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| 				const unsigned long *b)
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| {
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| 	bitmap_and(dst, a, b, __ETHTOOL_LINK_MODE_MASK_NBITS);
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| }
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| 
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| static inline void linkmode_or(unsigned long *dst, const unsigned long *a,
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| 				const unsigned long *b)
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| {
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| 	bitmap_or(dst, a, b, __ETHTOOL_LINK_MODE_MASK_NBITS);
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| }
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| 
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| static inline bool linkmode_empty(const unsigned long *src)
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| {
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| 	return bitmap_empty(src, __ETHTOOL_LINK_MODE_MASK_NBITS);
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| }
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| 
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| static inline int linkmode_andnot(unsigned long *dst, const unsigned long *src1,
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| 				  const unsigned long *src2)
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| {
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| 	return bitmap_andnot(dst, src1, src2,  __ETHTOOL_LINK_MODE_MASK_NBITS);
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| }
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| 
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| static inline void linkmode_set_bit(int nr, volatile unsigned long *addr)
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| {
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| 	__set_bit(nr, addr);
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| }
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| 
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| static inline void linkmode_set_bit_array(const int *array, int array_size,
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| 					  unsigned long *addr)
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| {
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| 	int i;
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| 
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| 	for (i = 0; i < array_size; i++)
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| 		linkmode_set_bit(array[i], addr);
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| }
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| 
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| static inline void linkmode_clear_bit(int nr, volatile unsigned long *addr)
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| {
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| 	__clear_bit(nr, addr);
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| }
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| 
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| static inline void linkmode_mod_bit(int nr, volatile unsigned long *addr,
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| 				    int set)
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| {
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| 	if (set)
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| 		linkmode_set_bit(nr, addr);
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| 	else
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| 		linkmode_clear_bit(nr, addr);
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| }
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| 
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| static inline void linkmode_change_bit(int nr, volatile unsigned long *addr)
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| {
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| 	__change_bit(nr, addr);
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| }
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| 
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| static inline int linkmode_test_bit(int nr, volatile unsigned long *addr)
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| {
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| 	return test_bit(nr, addr);
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| }
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| 
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| static inline int linkmode_equal(const unsigned long *src1,
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| 				 const unsigned long *src2)
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| {
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| 	return bitmap_equal(src1, src2, __ETHTOOL_LINK_MODE_MASK_NBITS);
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| }
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| 
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| #endif /* __LINKMODE_H */
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