Resync kernel config, preliminary bandwidth control mgmt for the adm5120 switch

SVN-Revision: 7655

2 files changed, 42 insertions, 0 deletions

diff --git a/target/linux/adm5120-2.6/files/drivers/net/adm5120sw.c b/target/linux/adm5120-2.6/files/drivers/net/adm5120sw.c
index 33489e5..dfc030e 100644
--- a/target/linux/adm5120-2.6/files/drivers/net/adm5120sw.c
+++ b/target/linux/adm5120-2.6/files/drivers/net/adm5120sw.c
@@ -40,6 +40,11 @@ static unsigned char vlan_matrix[SW_DEVS] = {
 	0x41, 0x42, 0x44, 0x48, 0x50, 0x60
 };
 
+/* default settings - unlimited TX and RX on all ports, default shaper mode */ 
+static unsigned char bw_matrix[SW_DEVS] = {
+	0, 0, 0, 0, 0, 0	
+};
+
 static int adm5120_nrdevs;
 
 static struct net_device *adm5120_devs[SW_DEVS];
@@ -205,6 +210,26 @@ static void adm5120_set_vlan(char *matrix)
 	adm5120_set_reg(ADM5120_VLAN_GII, val);
 }
 
+static void adm5120_set_bw(char *matrix)
+{
+	unsigned long val;
+
+	/* Port 0 to 3 are set using the bandwidth control 0 register */
+	val = matrix[0] + (matrix[1]<<8) + (matrix[2]<<16) + (matrix[3]<<24);
+	adm5120_set_reg(ADM5120_BW_CTL0, val);
+
+	/* Port 4 and 5 are set using the bandwidth control 1 register */
+	val = matrix[4];
+	if (matrix[5] == 1)
+		adm5120_set_reg(ADM5120_BW_CTL1, val | 0x80000000);
+	else
+		adm5120_set_reg(ADM5120_BW_CTL1, val & ~0x8000000);
+
+	printk(KERN_DEBUG "D: ctl0 0x%x, ctl1 0x%x\n",
+		adm5120_get_reg(ADM5120_BW_CTL0),
+		adm5120_get_reg(ADM5120_BW_CTL1));
+}
+
 static int adm5120_sw_open(struct net_device *dev)
 {
 	if (!adm5120_if_open++)
@@ -346,6 +371,19 @@ static int adm5120_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 			if (err)
 				return -EFAULT;
 			break;
+		case SIOCGETBW:
+			err = copy_to_user(rq->ifr_data, bw_matrix, sizeof(bw_matrix));
+			if (err) 
+				return -EFAULT; 
+			break; 
+		case SIOCSETBW:
+			if (!capable(CAP_NET_ADMIN)) 
+				return -EPERM;
+			err = copy_from_user(bw_matrix, rq->ifr_data, sizeof(bw_matrix));
+			if (err) 
+				return -EFAULT;
+			adm5120_set_bw(bw_matrix);
+			break; 
 		default:
 			return -EOPNOTSUPP;
 	}
diff --git a/target/linux/adm5120-2.6/files/drivers/net/adm5120sw.h b/target/linux/adm5120-2.6/files/drivers/net/adm5120sw.h
index ed9836e..35e7876 100644
--- a/target/linux/adm5120-2.6/files/drivers/net/adm5120sw.h
+++ b/target/linux/adm5120-2.6/files/drivers/net/adm5120sw.h
@@ -38,6 +38,8 @@
 #define ADM5120_MAC_WRITE_DONE	0x00000002
 #define ADM5120_VLAN_EN		0x00000040
 #define ADM5120_MAC_WT1		0x5c
+#define ADM5120_BW_CTL0		0x60		/* Bandwidth control 0 */
+#define ADM5120_BW_CTL1		0x64		/* Bandwidth control 1 */
 #define ADM5120_PHY_CNTL2	0x7c
 #define ADM5120_AUTONEG		0x0000001f	/* Auto negotiate */
 #define ADM5120_NORMAL		0x01f00000	/* PHY normal mode */
@@ -95,6 +97,8 @@ struct adm5120_sw {
 #define SIOCSMATRIX	SIOCDEVPRIVATE
 #define SIOCGMATRIX	SIOCDEVPRIVATE+1
 #define SIOCGADMINFO	SIOCDEVPRIVATE+2
+#define SIOCGETBW	SIOCDEVPRIVATE+3
+#define SIOCSETBW	SIOCDEVPRIVATE+4
 
 struct adm5120_sw_info {
 	u16	magic;