net: sfp: add sfp_modify_u8() helper

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Add a helper to modify bits in a single byte in memory space, and use
it when updating the soft tx-disable flag in the module.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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Russell King (Oracle) 2022-10-21 16:10:04 +01:00 • committed by Jakub Kicinski

parent 3989004984

commit a3c536fc75

1 changed files with 22 additions and 9 deletions

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31

drivers/net/phy/sfp.c

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