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Subject[PATCH net-next v2 08/21] net: dsa: mv88e6131: add registers access
Date
Only 6131 was not supporting the port registers access yet. Assume such
support and use the unlock access routines in the meantime.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
---
drivers/net/dsa/mv88e6131.c | 2 ++
drivers/net/dsa/mv88e6xxx.c | 6 +++++-
2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/net/dsa/mv88e6131.c b/drivers/net/dsa/mv88e6131.c
index 432d3c4..3fb06af 100644
--- a/drivers/net/dsa/mv88e6131.c
+++ b/drivers/net/dsa/mv88e6131.c
@@ -157,6 +157,8 @@ struct dsa_switch_driver mv88e6131_switch_driver = {
.get_sset_count = mv88e6xxx_get_sset_count,
.get_eeprom = mv88e6xxx_get_eeprom,
.set_eeprom = mv88e6xxx_set_eeprom,
+ .get_regs_len = mv88e6xxx_get_regs_len,
+ .get_regs = mv88e6xxx_get_regs,
#ifdef CONFIG_NET_DSA_HWMON
.get_temp = mv88e6xxx_get_temp,
.get_temp_limit = mv88e6xxx_get_temp_limit,
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index 6aac58b..c28ad83 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -787,13 +787,17 @@ void mv88e6xxx_get_regs(struct dsa_switch *ds, int port,

memset(p, 0xff, 32 * sizeof(u16));

+ mutex_lock(&ps->smi_mutex);
+
for (i = 0; i < 32; i++) {
int ret;

- ret = mv88e6xxx_reg_read(ps, REG_PORT(port), i);
+ ret = _mv88e6xxx_reg_read(ps, REG_PORT(port), i);
if (ret >= 0)
p[i] = ret;
}
+
+ mutex_unlock(&ps->smi_mutex);
}

static int _mv88e6xxx_wait(struct mv88e6xxx_priv_state *ps, int reg, int offset,
--
2.8.2
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