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Date: Wed, 3 Feb 2016 04:04:36 +0100 From: Nikolay Aleksandrov <razor@...ckwall.org> To: netdev@...r.kernel.org Cc: mst@...hat.com, roopa@...ulusnetworks.com, davem@...emloft.net, Nikolay Aleksandrov <nikolay@...ulusnetworks.com> Subject: [PATCH net-next v5 1/2] ethtool: add speed/duplex validation functions From: Nikolay Aleksandrov <nikolay@...ulusnetworks.com> Add functions which check if the speed/duplex are defined. Signed-off-by: Nikolay Aleksandrov <nikolay@...ulusnetworks.com> Acked-by: Michael S. Tsirkin <mst@...hat.com> --- v2: new patch v3: added Michael's ack v4, v5: no change include/uapi/linux/ethtool.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h index 57fa39005e79..b2e180181629 100644 --- a/include/uapi/linux/ethtool.h +++ b/include/uapi/linux/ethtool.h @@ -1319,11 +1319,45 @@ enum ethtool_sfeatures_retval_bits { #define SPEED_UNKNOWN -1 +static inline int ethtool_validate_speed(__u32 speed) +{ + switch (speed) { + case SPEED_10: + case SPEED_100: + case SPEED_1000: + case SPEED_2500: + case SPEED_5000: + case SPEED_10000: + case SPEED_20000: + case SPEED_25000: + case SPEED_40000: + case SPEED_50000: + case SPEED_56000: + case SPEED_100000: + case SPEED_UNKNOWN: + return 1; + } + + return 0; +} + /* Duplex, half or full. */ #define DUPLEX_HALF 0x00 #define DUPLEX_FULL 0x01 #define DUPLEX_UNKNOWN 0xff +static inline int ethtool_validate_duplex(__u8 duplex) +{ + switch (duplex) { + case DUPLEX_HALF: + case DUPLEX_FULL: + case DUPLEX_UNKNOWN: + return 1; + } + + return 0; +} + /* Which connector port. */ #define PORT_TP 0x00 #define PORT_AUI 0x01 -- 2.4.3
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