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net: dsa: mv88e6xxx: factorize temperature access

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Add MV88E6XXX_FLAG_TEMP and MV88E6XXX_FLAG_TEMP_LIMIT flags to describe
switch models featuring a temperature access. Use them to centralize the
access to the temperature feature.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vivien Didelot 2016-05-09 13:22:42 -04:00 committed by David S. Miller
parent d24645bebc
commit 6594f61579
5 changed files with 36 additions and 7 deletions
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3
drivers/net/dsa/mv88e6123.c
View File

@ -123,6 +123,9 @@ struct dsa_switch_driver mv88e6123_switch_driver = {
.adjust_link = mv88e6xxx_adjust_link,
#ifdef CONFIG_NET_DSA_HWMON
.get_temp = mv88e6xxx_get_temp,
.get_temp_limit = mv88e6xxx_get_temp_limit,
.set_temp_limit = mv88e6xxx_set_temp_limit,
.get_temp_alarm = mv88e6xxx_get_temp_alarm,
#endif
.get_eeprom = mv88e6xxx_get_eeprom,
.set_eeprom = mv88e6xxx_set_eeprom,

6
drivers/net/dsa/mv88e6131.c
View File

@ -155,6 +155,12 @@ struct dsa_switch_driver mv88e6131_switch_driver = {
.get_sset_count = mv88e6xxx_get_sset_count,
.get_eeprom = mv88e6xxx_get_eeprom,
.set_eeprom = mv88e6xxx_set_eeprom,
#ifdef CONFIG_NET_DSA_HWMON
.get_temp = mv88e6xxx_get_temp,
.get_temp_limit = mv88e6xxx_get_temp_limit,
.set_temp_limit = mv88e6xxx_set_temp_limit,
.get_temp_alarm = mv88e6xxx_get_temp_alarm,
#endif
.adjust_link = mv88e6xxx_adjust_link,
.port_bridge_join = mv88e6xxx_port_bridge_join,
.port_bridge_leave = mv88e6xxx_port_bridge_leave,

3
drivers/net/dsa/mv88e6171.c
View File

@ -132,6 +132,9 @@ struct dsa_switch_driver mv88e6171_switch_driver = {
.adjust_link = mv88e6xxx_adjust_link,
#ifdef CONFIG_NET_DSA_HWMON
.get_temp = mv88e6xxx_get_temp,
.get_temp_limit = mv88e6xxx_get_temp_limit,
.set_temp_limit = mv88e6xxx_set_temp_limit,
.get_temp_alarm = mv88e6xxx_get_temp_alarm,
#endif
.get_eeprom = mv88e6xxx_get_eeprom,
.set_eeprom = mv88e6xxx_set_eeprom,

9
drivers/net/dsa/mv88e6xxx.c
View File

@ -3199,6 +3199,9 @@ int mv88e6xxx_get_temp(struct dsa_switch *ds, int *temp)
{
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_TEMP))
return -EOPNOTSUPP;
if (mv88e6xxx_6320_family(ps) || mv88e6xxx_6352_family(ps))
return mv88e63xx_get_temp(ds, temp);
@ -3211,7 +3214,7 @@ int mv88e6xxx_get_temp_limit(struct dsa_switch *ds, int *temp)
int phy = mv88e6xxx_6320_family(ps) ? 3 : 0;
int ret;
if (!mv88e6xxx_6320_family(ps) && !mv88e6xxx_6352_family(ps))
if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_TEMP_LIMIT))
return -EOPNOTSUPP;
*temp = 0;
@ -3231,7 +3234,7 @@ int mv88e6xxx_set_temp_limit(struct dsa_switch *ds, int temp)
int phy = mv88e6xxx_6320_family(ps) ? 3 : 0;
int ret;
if (!mv88e6xxx_6320_family(ps) && !mv88e6xxx_6352_family(ps))
if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_TEMP_LIMIT))
return -EOPNOTSUPP;
ret = mv88e6xxx_phy_page_read(ds, phy, 6, 26);
@ -3248,7 +3251,7 @@ int mv88e6xxx_get_temp_alarm(struct dsa_switch *ds, bool *alarm)
int phy = mv88e6xxx_6320_family(ps) ? 3 : 0;
int ret;
if (!mv88e6xxx_6320_family(ps) && !mv88e6xxx_6352_family(ps))
if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_TEMP_LIMIT))
return -EOPNOTSUPP;
*alarm = false;

22
drivers/net/dsa/mv88e6xxx.h
View File

@ -366,12 +366,20 @@ enum mv88e6xxx_cap {
* GLOBAL2_SMI_OP, otherwise direct access to PHY registers is done.
*/
MV88E6XXX_CAP_SMI_PHY,
/* Internal temperature sensor.
* Available from any enabled port's PHY register 26, page 6.
*/
MV88E6XXX_CAP_TEMP,
MV88E6XXX_CAP_TEMP_LIMIT,
};
/* Bitmask of capabilities */
#define MV88E6XXX_FLAG_EEPROM BIT(MV88E6XXX_CAP_EEPROM)
#define MV88E6XXX_FLAG_PPU BIT(MV88E6XXX_CAP_PPU)
#define MV88E6XXX_FLAG_SMI_PHY BIT(MV88E6XXX_CAP_SMI_PHY)
#define MV88E6XXX_FLAG_TEMP BIT(MV88E6XXX_CAP_TEMP)
#define MV88E6XXX_FLAG_TEMP_LIMIT BIT(MV88E6XXX_CAP_TEMP_LIMIT)
#define MV88E6XXX_FLAGS_FAMILY_6095 \
MV88E6XXX_FLAG_PPU
@ -379,21 +387,27 @@ enum mv88e6xxx_cap {
#define MV88E6XXX_FLAGS_FAMILY_6097 \
MV88E6XXX_FLAG_PPU
#define MV88E6XXX_FLAGS_FAMILY_6165 0
#define MV88E6XXX_FLAGS_FAMILY_6165 \
MV88E6XXX_FLAG_TEMP
#define MV88E6XXX_FLAGS_FAMILY_6185 \
MV88E6XXX_FLAG_PPU
#define MV88E6XXX_FLAGS_FAMILY_6320 \
(MV88E6XXX_FLAG_EEPROM | \
MV88E6XXX_FLAG_SMI_PHY)
MV88E6XXX_FLAG_SMI_PHY | \
MV88E6XXX_FLAG_TEMP | \
MV88E6XXX_FLAG_TEMP_LIMIT)
#define MV88E6XXX_FLAGS_FAMILY_6351 \
MV88E6XXX_FLAG_SMI_PHY
(MV88E6XXX_FLAG_SMI_PHY | \
MV88E6XXX_FLAG_TEMP)
#define MV88E6XXX_FLAGS_FAMILY_6352 \
(MV88E6XXX_FLAG_EEPROM | \
MV88E6XXX_FLAG_SMI_PHY)
MV88E6XXX_FLAG_SMI_PHY | \
MV88E6XXX_FLAG_TEMP | \
MV88E6XXX_FLAG_TEMP_LIMIT)
struct mv88e6xxx_info {
enum mv88e6xxx_family family;