On Mon, 2011-02-28 at 08:58 +0100, Richard Cochran wrote: > This patch adds support for the PTP clock found on the DP83640. > The basic clock operations and one external time stamp have > been implemented. Just locking rule comment nits here. > +static int tdr_write(int bc, struct phy_device *dev, > + const struct timespec *ts, u16 cmd) > +{ > + ext_write(bc, dev, PAGE4, PTP_TDR, ts->tv_nsec & 0xffff);/* ns[15:0] */ > + ext_write(bc, dev, PAGE4, PTP_TDR, ts->tv_nsec >> 16); /* ns[31:16] */ > + ext_write(bc, dev, PAGE4, PTP_TDR, ts->tv_sec & 0xffff); /* sec[15:0] */ > + ext_write(bc, dev, PAGE4, PTP_TDR, ts->tv_sec >> 16); /* sec[31:16]*/ > + > + ext_write(bc, dev, PAGE4, PTP_CTL, cmd); > + > + return 0; > +} The above needs to hold the extreg_lock, and should be commented as such. And again, the function names are sort of generic, and could use a dp83640_ prefix or something. thanks -john -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html