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drivers: net: ethernet: cpsw: change cpts_active_slave to active_slave 

Change cpts_active_slave to active_slave so that the same DT property
can be used to ethtool and SIOCGMIIPHY.

CC: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mugunthan V N 2013-03-11 23:16:35 +00:00 committed by David S. Miller
parent 470d147428
commit e86ac13b03
4 changed files with 11 additions and 10 deletions
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7
Documentation/devicetree/bindings/net/cpsw.txt
View File

@ -15,7 +15,8 @@ Required properties:
- mac_control : Specifies Default MAC control register content
for the specific platform
- slaves : Specifies number for slaves
- cpts_active_slave : Specifies the slave to use for time stamping
- active_slave : Specifies the slave to use for time stamping,
ethtool and SIOCGMIIPHY
- cpts_clock_mult : Numerator to convert input clock ticks into nanoseconds
- cpts_clock_shift : Denominator to convert input clock ticks into nanoseconds
@ -52,7 +53,7 @@ Examples:
rx_descs = <64>;
mac_control = <0x20>;
slaves = <2>;
cpts_active_slave = <0>;
active_slave = <0>;
cpts_clock_mult = <0x80000000>;
cpts_clock_shift = <29>;
cpsw_emac0: slave@0 {
@ -78,7 +79,7 @@ Examples:
rx_descs = <64>;
mac_control = <0x20>;
slaves = <2>;
cpts_active_slave = <0>;
active_slave = <0>;
cpts_clock_mult = <0x80000000>;
cpts_clock_shift = <29>;
cpsw_emac0: slave@0 {

2
arch/arm/boot/dts/am33xx.dtsi
View File

@ -349,7 +349,7 @@
rx_descs = <64>;
mac_control = <0x20>;
slaves = <2>;
cpts_active_slave = <0>;
active_slave = <0>;
cpts_clock_mult = <0x80000000>;
cpts_clock_shift = <29>;
reg = <0x4a100000 0x800

10
drivers/net/ethernet/ti/cpsw.c
View File

@ -942,7 +942,7 @@ static void cpsw_ndo_change_rx_flags(struct net_device *ndev, int flags)
static void cpsw_hwtstamp_v1(struct cpsw_priv *priv)
{
struct cpsw_slave *slave = &priv->slaves[priv->data.cpts_active_slave];
struct cpsw_slave *slave = &priv->slaves[priv->data.active_slave];
u32 ts_en, seq_id;
if (!priv->cpts->tx_enable && !priv->cpts->rx_enable) {
@ -971,7 +971,7 @@ static void cpsw_hwtstamp_v2(struct cpsw_priv *priv)
if (priv->data.dual_emac)
slave = &priv->slaves[priv->emac_port];
else
slave = &priv->slaves[priv->data.cpts_active_slave];
slave = &priv->slaves[priv->data.active_slave];
ctrl = slave_read(slave, CPSW2_CONTROL);
ctrl &= ~CTRL_ALL_TS_MASK;
@ -1282,12 +1282,12 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data,
}
data->slaves = prop;
if (of_property_read_u32(node, "cpts_active_slave", &prop)) {
pr_err("Missing cpts_active_slave property in the DT.\n");
if (of_property_read_u32(node, "active_slave", &prop)) {
pr_err("Missing active_slave property in the DT.\n");
ret = -EINVAL;
goto error_ret;
}
data->cpts_active_slave = prop;
data->active_slave = prop;
if (of_property_read_u32(node, "cpts_clock_mult", &prop)) {
pr_err("Missing cpts_clock_mult property in the DT.\n");

2
include/linux/platform_data/cpsw.h
View File

@ -30,7 +30,7 @@ struct cpsw_platform_data {
u32 channels; /* number of cpdma channels (symmetric) */
u32 slaves; /* number of slave cpgmac ports */
struct cpsw_slave_data *slave_data;
u32 cpts_active_slave; /* time stamping slave */
u32 active_slave; /* time stamping, ethtool and SIOCGMIIPHY slave */
u32 cpts_clock_mult; /* convert input clock ticks to nanoseconds */
u32 cpts_clock_shift; /* convert input clock ticks to nanoseconds */
u32 ale_entries; /* ale table size */