From: Vivien Didelot Date: Mon, 9 May 2016 17:22:45 +0000 (-0400) Subject: net: dsa: mv88e6131: add registers access X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=2306251341bda39f1c3260bb96479db4dff2fe95;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git net: dsa: mv88e6131: add registers access 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 Signed-off-by: David S. Miller --- diff --git a/drivers/net/dsa/mv88e6131.c b/drivers/net/dsa/mv88e6131.c index 432d3c487691..3fb06af74db3 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 6aac58b8b78b..c28ad83ee74d 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,