Messages in this thread | | | Date | Sun, 27 Aug 2023 10:05:31 +0200 | From | Simon Horman <> | Subject | Re: [RFC net-next v2 5/5] net: phy: nxp-c45-tja11xx: implement mdo_insert_tx_tag |
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On Thu, Aug 24, 2023 at 12:16:15PM +0300, Radu Pirea (NXP OSS) wrote: > Implement mdo_insert_tx_tag to insert the TLV header in the ethernet > frame. > > If extscs parameter is set to 1, then the TLV header will contain the > TX SC that will be used to encrypt the frame, otherwise the TX SC will > be selected using the MAC source address. > > Signed-off-by: Radu Pirea (NXP OSS) <radu-nicolae.pirea@oss.nxp.com> > --- > drivers/net/phy/nxp-c45-tja11xx-macsec.c | 66 ++++++++++++++++++++++++ > 1 file changed, 66 insertions(+) > > diff --git a/drivers/net/phy/nxp-c45-tja11xx-macsec.c b/drivers/net/phy/nxp-c45-tja11xx-macsec.c
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> @@ -167,6 +171,18 @@ > #define MACSEC_INPBTS 0x0638 > #define MACSEC_IPSNFS 0x063C > > +#define TJA11XX_TLV_TX_NEEDED_HEADROOM (32) > +#define TJA11XX_TLV_NEEDED_TAILROOM (0) > + > +#define MACSEC_TLV_CP BIT(0) > +#define MACSEC_TLV_SC_ID_OFF (2) > + > +#define ETH_P_TJA11XX_TLV (0x4e58) > + > +bool extscs;
Hi Radu,
Sparse suggests that extscs should be static.
> +module_param(extscs, bool, 0); > +MODULE_PARM_DESC(extscs, "Select the TX SC using TLV header information.");
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