+static int handle_port_enable_read(void *driver, char *buf, int nr)
+{
+ return sprintf(buf, "%d\n", ((robo_read16(ROBO_CTRL_PAGE, robo.port[nr]) & 3) == 3 ? 0 : 1));
+}
+
+static int handle_port_enable_write(void *driver, char *buf, int nr)
+{
+ u16 val16;
+
+ if (buf[0] == '0')
+ val16 = 3; /* disabled */
+ else if (buf[0] == '1')
+ val16 = 0; /* enabled */
+ else
+ return -EINVAL;
+
+ robo_write16(ROBO_CTRL_PAGE, robo.port[nr],
+ (robo_read16(ROBO_CTRL_PAGE, robo.port[nr]) & ~3) | val16);
+
+ return 0;
+}
+
+static int handle_port_media_read(void *driver, char *buf, int nr)
+{
+ u16 bmcr = mdio_read(robo.port[nr], MII_BMCR);
+ int media, len;
+
+ if (bmcr & BMCR_ANENABLE)
+ media = SWITCH_MEDIA_AUTO;
+ else {
+ if (bmcr & BMCR_SPEED1000)
+ media = SWITCH_MEDIA_1000;
+ else if (bmcr & BMCR_SPEED100)
+ media = SWITCH_MEDIA_100;
+ else
+ media = 0;
+
+ if (bmcr & BMCR_FULLDPLX)
+ media |= SWITCH_MEDIA_FD;
+ }
+
+ len = switch_print_media(buf, media);
+ return len + sprintf(buf + len, "\n");
+}
+
+static int handle_port_media_write(void *driver, char *buf, int nr)
+{
+ int media = switch_parse_media(buf);
+ u16 bmcr, bmcr_mask;
+
+ if (media & SWITCH_MEDIA_AUTO)
+ bmcr = BMCR_ANENABLE | BMCR_ANRESTART;
+ else {
+ if (media & SWITCH_MEDIA_1000) {
+ if (!robo.gmii)
+ return -EINVAL;
+ bmcr = BMCR_SPEED1000;
+ }
+ else if (media & SWITCH_MEDIA_100)
+ bmcr = BMCR_SPEED100;
+ else
+ bmcr = 0;
+
+ if (media & SWITCH_MEDIA_FD)
+ bmcr |= BMCR_FULLDPLX;
+ }
+
+ bmcr_mask = ~(BMCR_SPEED1000 | BMCR_SPEED100 | BMCR_FULLDPLX | BMCR_ANENABLE | BMCR_ANRESTART);
+ mdio_write(robo.port[nr], MII_BMCR,
+ (mdio_read(robo.port[nr], MII_BMCR) & bmcr_mask) | bmcr);
+
+ return 0;
+}
+