On Wed, 2013-04-03 at 11:16 -0700, David Daney wrote:
> From: David Daney <david.da...@cavium.com>
>
> The Octeon SMI/MDIO interfaces can do clause 45 communications, so
> implement this in the driver.
>
> Signed-off-by: David Daney <david.da...@cavium.com>
> ---
> drivers/net/phy/mdio-octeon.c | 89
> +++++++++++++++++++++++++++++++++++++++++--
> 1 file changed, 86 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/net/phy/mdio-octeon.c b/drivers/net/phy/mdio-octeon.c
> index c2c878d..f4f3abf 100644
> --- a/drivers/net/phy/mdio-octeon.c
> +++ b/drivers/net/phy/mdio-octeon.c
[...]
> static int octeon_mdiobus_read(struct mii_bus *bus, int phy_id, int regnum)
> {
> struct octeon_mdiobus *p = bus->priv;
> union cvmx_smix_cmd smi_cmd;
> union cvmx_smix_rd_dat smi_rd;
> + unsigned int op = 1; /* MDIO_CLAUSE_22_READ */
> int timeout = 1000;
>
> + if (regnum & MII_ADDR_C45) {
> + int r = octeon_mdiobus_c45_addr(p, phy_id, regnum);
> + if (r < 0)
> + return r;
> +
> + regnum = (regnum >> 16) & 0x1f;
> + op = 3; /* MDIO_CLAUSE_45_READ */
> + } else {
> + octeon_mdiobus_set_mode(p, C22);
> + }
> +
> +
> smi_cmd.u64 = 0;
> - smi_cmd.s.phy_op = 1; /* MDIO_CLAUSE_22_READ */
> + smi_cmd.s.phy_op = op; /* MDIO_CLAUSE_22_READ */
[...]
This comment should now be removed.
Ben.
--
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.
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