On Tue, 2012-01-17 at 11:46 +1100, Julian Calaby wrote:
> Hi Luciano,
>
> On Tue, Jan 17, 2012 at 01:23, Luciano Coelho <coelho@xxxxxx> wrote:
> > Add a testmode command to retrieve the MAC address that is stored in
> > the Fuse ROM in newer PGs. In old PGs this operation is not
> > supported.
> >
> > Signed-off-by: Luciano Coelho <coelho@xxxxxx>
> > ---
> > drivers/net/wireless/wl12xx/boot.c | 3 +-
> > drivers/net/wireless/wl12xx/boot.h | 10 ----
> > drivers/net/wireless/wl12xx/reg.h | 15 ++++++
> > drivers/net/wireless/wl12xx/testmode.c | 87 ++++++++++++++++++++++++++++++++
> > 4 files changed, 104 insertions(+), 11 deletions(-)
> >
> > diff --git a/drivers/net/wireless/wl12xx/testmode.c b/drivers/net/wireless/wl12xx/testmode.c
> > index 25093c0..613e0b3 100644
> > --- a/drivers/net/wireless/wl12xx/testmode.c
> > +++ b/drivers/net/wireless/wl12xx/testmode.c
> > @@ -264,6 +266,89 @@ static int wl1271_tm_cmd_recover(struct wl1271 *wl, struct nlattr *tb[])
> > return 0;
> > }
> >
> > +static bool wl12xx_tm_mac_in_fuse(struct wl1271 *wl)
> > +{
> > + bool supported = false;
> > + u8 major, minor;
> > +
> > + if (wl->chip.id == CHIP_ID_1283_PG20) {
> > + major = (wl->hw_pg_ver & WL128X_PG_MAJOR_VER_MASK) >>
> > + WL128X_PG_MAJOR_VER_OFFSET;
> > + minor = (wl->hw_pg_ver & WL128X_PG_MINOR_VER_MASK) >>
> > + WL128X_PG_MINOR_VER_OFFSET;
> > +
> > + /* in wl128x we have the MAC address if the PG is >= (2, 1) */
> > + if (major > 2 || (major == 2 && minor >= 1))
> > + supported = true;
> > + } else {
> > + major = (wl->hw_pg_ver & WL127X_PG_MAJOR_VER_MASK) >>
> > + WL127X_PG_MAJOR_VER_OFFSET;
> > + minor = (wl->hw_pg_ver & WL127X_PG_MINOR_VER_MASK) >>
> > + WL127X_PG_MINOR_VER_OFFSET;
> > +
> > + /* in wl127x we have the MAC address if the PG is >= (3, 1) */
> > + if (major == 3 && minor >= 1)
>
> Is this test correct? Do only major == 3 PGs support this command?
Yes, major == 3 and minor greater than or equal to 1. Actually, there
can't be a major greater than 3, because it's only 2 bits, so 3 is the
maximum value.
--
Cheers,
Luca.
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