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[as7946-74xkb] Add QSFP Transceiver LP mode #1007

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[as7946-74xkb] Add QSFP Transceiver LP mode #1007

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43 changes: 38 additions & 5 deletions ...ges/platforms/accton/x86-64/as7946-74xkb/modules/builds/x86-64-accton-as7946-74xkb-cpld.c
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Original file line number Diff line number Diff line change
Expand Up @@ -80,6 +80,7 @@ static const unsigned short normal_i2c[] = { I2C_CLIENT_END };
#define TRANSCEIVER_RESET_ATTR_ID(index) MODULE_RESET_##index
#define TRANSCEIVER_TXDISABLE_ATTR_ID(index) MODULE_TXDISABLE_##index
#define TRANSCEIVER_RXLOS_ATTR_ID(index) MODULE_RXLOS_##index
#define TRANSCEIVER_LPMODE_ATTR_ID(index) MODULE_LPMODE_##index

enum as7946_74xkb_cpld_sysfs_attributes {
/* transceiver attributes */
Expand Down Expand Up @@ -167,6 +168,16 @@ enum as7946_74xkb_cpld_sysfs_attributes {
TRANSCEIVER_RESET_ATTR_ID(8),
TRANSCEIVER_RESET_ATTR_ID(9),
TRANSCEIVER_RESET_ATTR_ID(10),
TRANSCEIVER_LPMODE_ATTR_ID(1),
TRANSCEIVER_LPMODE_ATTR_ID(2),
TRANSCEIVER_LPMODE_ATTR_ID(3),
TRANSCEIVER_LPMODE_ATTR_ID(4),
TRANSCEIVER_LPMODE_ATTR_ID(5),
TRANSCEIVER_LPMODE_ATTR_ID(6),
TRANSCEIVER_LPMODE_ATTR_ID(7),
TRANSCEIVER_LPMODE_ATTR_ID(8),
TRANSCEIVER_LPMODE_ATTR_ID(9),
TRANSCEIVER_LPMODE_ATTR_ID(10),
TRANSCEIVER_TXDISABLE_ATTR_ID(11),
TRANSCEIVER_TXDISABLE_ATTR_ID(12),
TRANSCEIVER_TXDISABLE_ATTR_ID(13),
Expand Down Expand Up @@ -308,20 +319,25 @@ enum as7946_74xkb_cpld_sysfs_attributes {
static SENSOR_DEVICE_ATTR(module_present_##index, S_IRUGO, show_status, \
NULL, MODULE_PRESENT_##index); \
static SENSOR_DEVICE_ATTR(module_reset_##index, S_IRUGO | S_IWUSR, \
show_status, set_control, MODULE_RESET_##index)
show_status, set_control, MODULE_RESET_##index); \
static SENSOR_DEVICE_ATTR(module_lpmode_##index, S_IRUGO | S_IWUSR, \
show_status, set_control, MODULE_LPMODE_##index);
#define DECLARE_QSFP28_TRANSCEIVER_ATTR(index) \
&sensor_dev_attr_module_present_##index.dev_attr.attr, \
&sensor_dev_attr_module_reset_##index.dev_attr.attr
&sensor_dev_attr_module_reset_##index.dev_attr.attr, \
&sensor_dev_attr_module_lpmode_##index.dev_attr.attr

#define DECLARE_QSFPDD_TRANSCEIVER_SENSOR_DEVICE_ATTR(index) \
static SENSOR_DEVICE_ATTR(module_present_##index, S_IRUGO, \
show_status, NULL, MODULE_PRESENT_##index); \
static SENSOR_DEVICE_ATTR(module_reset_##index, S_IRUGO | S_IWUSR, \
show_status, set_control, MODULE_RESET_##index)
show_status, set_control, MODULE_RESET_##index); \
static SENSOR_DEVICE_ATTR(module_lpmode_##index, S_IRUGO | S_IWUSR, \
show_status, set_control, MODULE_LPMODE_##index);
#define DECLARE_QSFPDD_TRANSCEIVER_ATTR(index) \
&sensor_dev_attr_module_present_##index.dev_attr.attr, \
&sensor_dev_attr_module_reset_##index.dev_attr.attr

&sensor_dev_attr_module_reset_##index.dev_attr.attr, \
&sensor_dev_attr_module_lpmode_##index.dev_attr.attr
/* sfp transceiver attributes */
#define DECLARE_SFP_TRANSCEIVER_SENSOR_DEVICE_ATTR(index) \
static SENSOR_DEVICE_ATTR(module_present_##index, S_IRUGO, show_status, \
Expand Down Expand Up @@ -644,6 +660,15 @@ static ssize_t show_status(struct device *dev, struct device_attribute *da,
reg = 0x9;
mask = 0x1 << (attr->index - MODULE_RESET_9);
break;
/* lpmode */
case MODULE_LPMODE_1 ... MODULE_LPMODE_8:
reg = 0xC;
mask = 0x1 << (attr->index - MODULE_LPMODE_1);
break;
case MODULE_LPMODE_9 ... MODULE_LPMODE_10:
reg = 0xD;
mask = 0x1 << (attr->index - MODULE_LPMODE_9);
break;
case MODULE_TXDISABLE_11 ... MODULE_TXDISABLE_18:
reg = 0xA;
mask = 0x1 << (attr->index - MODULE_TXDISABLE_11);
Expand Down Expand Up @@ -941,6 +966,14 @@ static ssize_t set_control(struct device *dev, struct device_attribute *da,
reg = 0x9;
mask = 0x1 << (attr->index - MODULE_RESET_9);
break;
case MODULE_LPMODE_1 ... MODULE_LPMODE_8:/*QSFP*/
reg = 0xC;
mask = 0x1 << (attr->index - MODULE_LPMODE_1);
break;
case MODULE_LPMODE_9 ... MODULE_LPMODE_10:/*QSFP*/
reg = 0xD;
mask = 0x1 << (attr->index - MODULE_LPMODE_9);
break;
default:
return -ENXIO;
}
Expand Down
37 changes: 36 additions & 1 deletion ...forms/accton/x86-64/as7946-74xkb/onlp/builds/x86_64_accton_as7946_74xkb/module/src/sfpi.c
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,7 @@ static const int port_bus_index[NUM_OF_SFP_PORT] = {
#define MODULE_RESET_MAIN_BOARD_CPLD1_FORMAT "/sys/bus/i2c/devices/12-0061/module_reset_%d"
#define MODULE_RESET_MAIN_BOARD_CPLD2_FORMAT "/sys/bus/i2c/devices/13-0062/module_reset_%d"
#define MODULE_RESET_MAIN_BOARD_CPLD3_FORMAT "/sys/bus/i2c/devices/16-0063/module_reset_%d"
#define MODULE_LPMODE_MAIN_BOARD_CPLD1_FORMAT "/sys/bus/i2c/devices/12-0061/module_lpmode_%d"
#define MODULE_PRESENT_MAIN_BOARD_CPLD1_FORMAT "/sys/bus/i2c/devices/12-0061/module_present_%d"
#define MODULE_PRESENT_MAIN_BOARD_CPLD2_FORMAT "/sys/bus/i2c/devices/13-0062/module_present_%d"
#define MODULE_PRESENT_MAIN_BOARD_CPLD3_FORMAT "/sys/bus/i2c/devices/16-0063/module_present_%d"
Expand All @@ -71,7 +72,6 @@ static const int port_bus_index[NUM_OF_SFP_PORT] = {
#define MODULE_TXDISABLE_MAIN_BOARD_CPLD2_FORMAT "/sys/bus/i2c/devices/13-0062/module_tx_disable_%d"
#define MODULE_TXDISABLE_MAIN_BOARD_CPLD3_FORMAT "/sys/bus/i2c/devices/16-0063/module_tx_disable_%d"


/************************************************************
*
* SFPI Entry Points
Expand Down Expand Up @@ -308,6 +308,23 @@ onlp_sfpi_control_set(int port, onlp_sfp_control_t control, int value)
}
break;
}
case ONLP_SFP_CONTROL_LP_MODE:
{
VALIDATE_QSFP(port);

switch (port) {
case 0 ... 9:
path = MODULE_LPMODE_MAIN_BOARD_CPLD1_FORMAT;
break;
default:
break;
}
if (onlp_file_write_int(value, path, (port+1)) < 0) {
AIM_LOG_ERROR("Unable to write LP mode status to port(%d)\r\n", port);
rv = ONLP_STATUS_E_INTERNAL;
}
break;
}
default:
rv = ONLP_STATUS_E_UNSUPPORTED;
break;
Expand Down Expand Up @@ -393,6 +410,24 @@ onlp_sfpi_control_get(int port, onlp_sfp_control_t control, int* value)
}
break;
}
case ONLP_SFP_CONTROL_LP_MODE:
{
VALIDATE_QSFP(port);

switch (port) {
case 0 ... 9:
path = MODULE_LPMODE_MAIN_BOARD_CPLD1_FORMAT;
break;
default:
break;
}

if (onlp_file_read_int(value, path, (port+1)) < 0) {
AIM_LOG_ERROR("Unable to read LP mode status from port(%d)\r\n", port);
rv = ONLP_STATUS_E_INTERNAL;
}
break;
}
default:
rv = ONLP_STATUS_E_UNSUPPORTED;
break;
Expand Down