diff options
Diffstat (limited to 'drivers/net/dsa/mv88e6060.c')
| -rw-r--r-- | drivers/net/dsa/mv88e6060.c | 54 |
1 files changed, 23 insertions, 31 deletions
diff --git a/drivers/net/dsa/mv88e6060.c b/drivers/net/dsa/mv88e6060.c index 325391d19bad..7a54ec04b418 100644 --- a/drivers/net/dsa/mv88e6060.c +++ b/drivers/net/dsa/mv88e6060.c @@ -8,6 +8,8 @@ * (at your option) any later version. */ +#include <linux/delay.h> +#include <linux/jiffies.h> #include <linux/list.h> #include <linux/module.h> #include <linux/netdevice.h> @@ -66,36 +68,30 @@ static int mv88e6060_switch_reset(struct dsa_switch *ds) { int i; int ret; + unsigned long timeout; - /* - * Set all ports to the disabled state. - */ + /* Set all ports to the disabled state. */ for (i = 0; i < 6; i++) { ret = REG_READ(REG_PORT(i), 0x04); REG_WRITE(REG_PORT(i), 0x04, ret & 0xfffc); } - /* - * Wait for transmit queues to drain. - */ - msleep(2); + /* Wait for transmit queues to drain. */ + usleep_range(2000, 4000); - /* - * Reset the switch. - */ + /* Reset the switch. */ REG_WRITE(REG_GLOBAL, 0x0a, 0xa130); - /* - * Wait up to one second for reset to complete. - */ - for (i = 0; i < 1000; i++) { + /* Wait up to one second for reset to complete. */ + timeout = jiffies + 1 * HZ; + while (time_before(jiffies, timeout)) { ret = REG_READ(REG_GLOBAL, 0x00); if ((ret & 0x8000) == 0x0000) break; - msleep(1); + usleep_range(1000, 2000); } - if (i == 1000) + if (time_after(jiffies, timeout)) return -ETIMEDOUT; return 0; @@ -103,15 +99,13 @@ static int mv88e6060_switch_reset(struct dsa_switch *ds) static int mv88e6060_setup_global(struct dsa_switch *ds) { - /* - * Disable discarding of frames with excessive collisions, + /* Disable discarding of frames with excessive collisions, * set the maximum frame size to 1536 bytes, and mask all * interrupt sources. */ REG_WRITE(REG_GLOBAL, 0x04, 0x0800); - /* - * Enable automatic address learning, set the address + /* Enable automatic address learning, set the address * database size to 1024 entries, and set the default aging * time to 5 minutes. */ @@ -124,16 +118,14 @@ static int mv88e6060_setup_port(struct dsa_switch *ds, int p) { int addr = REG_PORT(p); - /* - * Do not force flow control, disable Ingress and Egress + /* Do not force flow control, disable Ingress and Egress * Header tagging, disable VLAN tunneling, and set the port * state to Forwarding. Additionally, if this is the CPU * port, enable Ingress and Egress Trailer tagging mode. */ REG_WRITE(addr, 0x04, dsa_is_cpu_port(ds, p) ? 0x4103 : 0x0003); - /* - * Port based VLAN map: give each port its own address + /* Port based VLAN map: give each port its own address * database, allow the CPU port to talk to each of the 'real' * ports, and allow each of the 'real' ports to only talk to * the CPU port. @@ -144,8 +136,7 @@ static int mv88e6060_setup_port(struct dsa_switch *ds, int p) ds->phys_port_mask : (1 << ds->dst->cpu_port))); - /* - * Port Association Vector: when learning source addresses + /* Port Association Vector: when learning source addresses * of packets, add the address to the address database using * a port bitmap that has only the bit for this port set and * the other bits clear. @@ -245,7 +236,7 @@ static void mv88e6060_poll_link(struct dsa_switch *ds) if (!link) { if (netif_carrier_ok(dev)) { - printk(KERN_INFO "%s: link down\n", dev->name); + netdev_info(dev, "link down\n"); netif_carrier_off(dev); } continue; @@ -256,10 +247,11 @@ static void mv88e6060_poll_link(struct dsa_switch *ds) fc = ((port_status & 0xc000) == 0xc000) ? 1 : 0; if (!netif_carrier_ok(dev)) { - printk(KERN_INFO "%s: link up, %d Mb/s, %s duplex, " - "flow control %sabled\n", dev->name, - speed, duplex ? "full" : "half", - fc ? "en" : "dis"); + netdev_info(dev, + "link up, %d Mb/s, %s duplex, flow control %sabled\n", + speed, + duplex ? "full" : "half", + fc ? "en" : "dis"); netif_carrier_on(dev); } } |