diff options
author | Zach Brown <zach.brown@ni.com> | 2016-10-17 10:49:54 -0500 |
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committer | David S. Miller <davem@davemloft.net> | 2016-10-18 11:56:31 -0400 |
commit | 1f9127caece42514a47011326b83ad93d95cd5d7 (patch) | |
tree | cbfcb6e923a047d61a72b45da2f47c9b9df25dd6 /include | |
parent | 61a179657f1d00e45697de20067d5d7b3724eb91 (diff) | |
download | linux-1f9127caece42514a47011326b83ad93d95cd5d7.tar.bz2 |
net: phy: Create phy_supported_speeds function which lists speeds currently supported by a phydevice
phy_supported_speeds provides a means to get a list of all the speeds a
phy device currently supports.
Signed-off-by: Zach Brown <zach.brown@ni.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/phy.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/phy.h b/include/linux/phy.h index c47378c93607..4b6c246c63bb 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -85,6 +85,21 @@ typedef enum { } phy_interface_t; /** + * phy_supported_speeds - return all speeds currently supported by a phy device + * @phy: The phy device to return supported speeds of. + * @speeds: buffer to store supported speeds in. + * @size: size of speeds buffer. + * + * Description: Returns the number of supported speeds, and + * fills the speeds * buffer with the supported speeds. If speeds buffer is + * too small to contain * all currently supported speeds, will return as + * many speeds as can fit. + */ +unsigned int phy_supported_speeds(struct phy_device *phy, + unsigned int *speeds, + unsigned int size); + +/** * It maps 'enum phy_interface_t' found in include/linux/phy.h * into the device tree binding of 'phy-mode', so that Ethernet * device driver can get phy interface from device tree. |